Mercurial > hg > Papers > 2022 > ikki-master
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--- a/Paper/chapter/0-introduction.tex Mon Jan 31 21:27:24 2022 +0900 +++ b/Paper/chapter/0-introduction.tex Sat Feb 05 04:49:27 2022 +0900 @@ -7,11 +7,8 @@ 物理的な位置を問わずネットワークを通してファイルを共有する機能を有するファイルシステムを特に分散ファイルシステムと呼ぶ。 分散ファイルシステムはネットワークに配置されたファイルに対して、ローカルに保存されたファイルとほとんど相違なく取り扱いが行える透過性が求められる。 -・・・既存のファイルシステムとか語る？今のファイルシステムの問題点とか？ -・・・アプリケーションであるFSとOSに実装されたFS？ - -また、当研究室では信頼性の保証と拡張性の高さを目指したOSプロジェクトである、GearsOSの開発を行なっている。 +当研究室では信頼性の保証と拡張性の高さを目指したOSプロジェクトである、GearsOSの開発を行なっている。 GearsOSはテストコードでなく、AgdaやCoqなどの型式手法に含まれる定理証明支援系やモデル検査を用い、 実施にOSとして動作するコードそのものを検証することで信頼性の補償を目指している。 また、GeasOSはノーマルレベルとメタレベルを分離して記述するContinuation based C(CbC)にて記述される。 @@ -29,8 +26,9 @@ 加えて、データのバックアップについてもOSに搭載したい。 従来のようにバックアップデータをユーザが管理するのではなく、OSが管理をすることによりバックアップデータ自体の紛失を防ぎたい。 -また、分散ファイルシステムは当研究室が開発している分散フレームワークであるChristieの仕組みを用いて構成する。 -Christieを基盤としたファイルシステムを構築する理由として、 -Christieの独自なシンタックスによる簡潔なプログラムにより複雑な分散処理の記述が行えるようにする目的が挙げられる。 -加えてChristieが持つ、処理を行うノードごとの接続(Topology形成)の自動化を行うTopologyManagerが用いることができるようになり、 -ファイルシステム上の通信接続は全てTopologyManagerに一任することができるようになる。 +また、GearsOSの分散ファイルシステムは当研究室が開発している分散フレームワークであるChristieの仕組みを用いて構成する。 +Christieは通信を形成する接続形態(Topology)の中枢を持たない、自律分散の実現を目的に開発されている。 +GearsOSのファイルシステムでは、Christieによるファイル通信を構成することで自律分散なファイルシステムの構築を目指したい。 + +加えて、Christieの持つGear概念による簡潔な分散処理と、処理を行うノードごとの接続(Topology形成) +を管理するTopologyManagerの機能を用いることによって複雑な分散処理の構成を簡潔化が期待できる。
--- a/Paper/chapter/4-Christie.tex Mon Jan 31 21:27:24 2022 +0900 +++ b/Paper/chapter/4-Christie.tex Sat Feb 05 04:49:27 2022 +0900 @@ -1,5 +1,10 @@ \chapter{分散フレームワークChristie} 分散フレームワークChristieは当研究室が開発するJava言語で記述された分散フレームワークである。 +Christieは特定のサーバーを中心として分散処理Topologyを形成するのではなく、 +各ノード同志が平等な立場として動作する自律分散を目的に開発されている。 +自律的に接続が増加していくTopologyに対して、特定のプロトコルによる通信構成は技術分散が発生し全体の統一性が損なわれてしまう。 +そのため、プロトコルでなく特定のkeyに対してデータを書き込みを行うことでデータベースアクセス的に通信を構成する仕組みとなる。 + Christieは将来的にGearsOSに組み込むことが考えられており、CbCと似てはいるが異なった別のGearという概念が存在している。 また、分散処理を行う複数のノード接続を任意の形のTopologyに自動で形成してくれる機能である、TopologyManagearが存在する。
--- a/Paper/chapter/5-Implementation.tex Mon Jan 31 21:27:24 2022 +0900 +++ b/Paper/chapter/5-Implementation.tex Sat Feb 05 04:49:27 2022 +0900 @@ -4,14 +4,21 @@ 複数のプロセスから競合的なアクセスが可能を可能としたい。 GearsFSは分散フレームワークChristieの仕組みの一部を応用する。 -Christieの仕組みを取り入れることで、ファイルの送受信に関して、 +ファイルはChristieにおけるDataGearManager的に実装を行い、ファイルの送受信は、 ファイル内データをレコード単位で分割し、DataGearとして送受信することで実現する。 +Christieは自律分散システムを目指した分散フレームワークである。 +Christieの仕組みにより、GearsFSは通信の中枢となるサーバーノードが必要なくなるような、自律分散なファイルシステムを目指す。 \section{GearsFSのファイル構成} GearsOSにおけるファイルのデータは任意の型を持ったレコード(構造体)に断続的に分割されて構成され、 それを保持するファイルは単なるDataGearのListQueueとして実装される。 +つまり、GearsFSにおけるファイルの読み書きは従来の分散ファイルシステムのようなプロトコルを用いず、データベースアクセス的な処理で構成される。 +プロトコルを用いず、最低限なデータアクセスによる通信を構成することで、分散通信技術の見通しをよくする狙いがある。 +また、CodeGearはTransactionと言えるのでkeyの書き込みはTransactionに閉じられ、動作が明確になる。 + + ファイルの読み込みの際はQueueに対して順次データレコードのTake操作を繰り返し、連続したレコードからファイルの中身を構築することで実現する。 つまり、一見としてChristieのファイルはQueueとその要素(Element)として構成される。 データのリストとなるQueueの構造を図\ref{fig:QueueElement}に示す。 @@ -26,7 +33,7 @@ \end{figure} -しかし、単純に一つのQueueをファイルとして直接読み書きを行うと、複数のノードからのアクセスされた際の整合性や、セキュリティの面で問題が発生する。 +しかし、単純に一つのQueueに対しファイルとして直接読み書きを行うと、複数のノードからのアクセスされた際の整合性や、セキュリティの面で問題が発生する。 そのため、GearsFSのファイルは主体となるデータを保持する主要なQueueとは別にinputもしくはoutputStreamとなるQueueを持ち合わせている。 そのためGearsFSファイルは複数の役割を持ったDataGearを持つリストとして実装される。 GearsOSのファイル構造へのアクセスを図\ref{fig:gearsFile}に示す。 @@ -54,7 +61,8 @@ GearsOSのファイルは大域的な資源として同時に複数のプロセスから参照が可能になる作りにしたい。 OutputQueueは複数のプロセスからファイルreadが行われた際に、データの整合性が失われてしまう危険性がある。 そのため、OutputQueueはCAS(Compare And Swap)を実装したSynchronizedQueueを用いる。 -しかしファイルのアクセス権限の設定などにより、データアクセスが単一のプロセスからしか許さないもしくは想定されない環境では読み込みの高速化とメモリの軽量化のため、 +しかしファイルのアクセス権限の設定などにより、データアクセスが単一のプロセスからしか許さないもしくは想定されない環境では +読み込みの高速化とメモリの軽量化のため、 SingleLinkedな(単純な)Queueを用いることも考えられる。 ファイルに対する書き込みやMainQueueは単一プロセスのみからのアクセスとなるためSingleLickedなキューで実装する。 @@ -65,9 +73,10 @@ FileStringはテストに用いられる単純なレコードである。 実用性のあるレコードを考察した場合、ファイルに変更が加えられた場合Queueに格納するレコードを行順に構成し直す必要性が生じるなど多くの問題が存在する。 -また、GearsFSではファイルの型をOSが区別できることを目指したい。 +また、GearsFSではファイルの型をOSが区別できることを目指しており、 レコードの型を最適な形に変更することによって複数のファイルの型に対応したい。 -例として、テキストデータの場合、変更差分をレコードとしてQueueに格納し、QueueのレコードをTopから参照していくことで構築を行う。 +例として、テキストデータの場合、gitやMercurialなどのバージョン管理システムのように、 +変更差分をレコードとしてQueueに格納し、QueueのレコードをTopから参照していくことで構築を行う。 また、画像ファイルなどファイルの中身の変更が行われない形式は、ファイル内のデータをブロック長に区切り扱うといった手段が考えられるなど、 ファイルの型に応じてレコードの構造体を任意に構成することができる。 @@ -76,7 +85,7 @@ \section{WordCount例題} -GearsFSのAPIの構成をWordCount例題を通して行う。 +GearsFSのAPIの構成をWordCount例題を通して行った。 WordCount例題とは、指定したファイルの中身を読み取り、文字数と行数列、加えて文字列を出力するという例題である。 この例題により連続したレコードをQueueから順次読みだすreadAPIを構築した。 コード\ref{src:WcImpl}にCbCで記述した、Unixファイルに対してWordCountを行うプログラムの一部を示す。 @@ -134,7 +143,8 @@ \section{Socket付きQueue} -RemoteDGMとLocalDGMの接続の際にはLocalDGMが持つsocketに対してRemoteDGMが接続を行い、Dataの書き込み先のkeyを指定してsocket経由でコマンドとして送信する。 +RemoteDGMとLocalDGMの接続の際にはLocalDGMが持つsocketに対してRemoteDGMが接続を行い、 +Dataの書き込み先のkeyを指定してsocket経由でコマンドとして送信する。 socketを所有したQueueによるWordCount例題の記述を行うことでGearsOSにおけるsocketの取り扱いと実用性を検証した。 接続元と接続先のsocketは、Queueの作成時に行われ、 @@ -165,8 +175,9 @@ 将来的にはJavaにおけるmessagePackに相当する機能になどによるシリアライズしたデータを送信する形にする。 Socketの処理中に問題が発生した場合はinputDataGearとして指定した\texttt{\_\_}code whenError()として入力されたCodeGearに対して遷移する。 - +\newpage{} \lstinputlisting[label=src:LDGMQueue, caption=LocaDGMQueueのgetData]{src/LocalDGMQueue.cbc} +\newpage{} \lstinputlisting[label=src:RDGMQueue, caption=RemoteDGMQueueのsendData]{src/RemoteDGMQueue.cbc} @@ -181,6 +192,9 @@ 赤黒木は平衡二分木であり、木に対する操作時に行われる操作によりノードの階層が平衡化される そのため各操作の最悪時間計算量O(logN)となり、二分木の中でも実用性を備えている。 +Queueを所持するリストはTreeでなくとも単純な単方向あるいは双方向リストなどでも実現は可能であるが、 +GearsOSにおけるファイルは複数のプロセスからのアクセスが行われ、アクセスが増えるほどDataGearのkeyの数が増加するため赤黒木での実装を行う。 + DataGearはkeyごとに作られたQueueに保存される、従ってQueueのリストとなる赤黒木にはkeyごとのQueueがノードとして保持される。 図\ref{fig:GearsDGM}にファイルとなるDataGearManagerの任意のkeyに対してput/take操作を行う際の処理を示す。 いずれの場合もリストとなる赤黒木に対して任意のkeyのQueueのget操作を行い、そのQueueに対してputもしくはtake操作を行う。 @@ -193,9 +207,11 @@ 図に示した手順のDataアクセスではファイルの呼び出しなどDataGearの断続的な参照が行われる場合、 Treeへの探索処理がボトルネックになってしまう可能性が考えられる。 -これは特定のkeyのQueueをmain部分で直接参照できるように、 +これは特定のkeyのQueueをmainプログラムで直接参照できるように、 TreeにQueue自体のポインタをOutputさせるAPIを実装することで解決が行える。 + + \begin{figure}[h] \begin{center} \includegraphics[width=150mm]{./images/newGearsFile.pdf} @@ -231,10 +247,11 @@ inodeとはファイルごとのユニークな番号(inode番号)。データ領域へのポインタや作成日時、サイズなどのメタデータを保存するための領域である。 GearsFSの赤黒木を用いたディレクトリシステムに実際に保存されるノードはkeyがFileName、 valueがinodeのペアを保持している。 -DirectoryTreeをファイル名で探索を行い、任意のファイルのinode番号を手に入れ、DirectroyTreeとは別に実装されたkeyにinode番号、ペアとして -ファイルのポインタを保持させるTreeをinode番号で探索させる形となる。 -この形で実装することにより、ファイル自身が所属するDirectoryをinode番号で保持でき、親Directoryが複数存在していたり、 -親DirectoryのFileNameが変更された場合においてもDirectoryの構造の障害が起きない。 +DirectoryTreeをファイル名で探索を行うことで任意のファイルのinode番号を手に入れ、DirectroyTreeとは別に実装されたkeyにinode番号とペアとして +ファイルのディスクアドレスを保持させるTreeをinode番号で探索させる形となる。 +この形で実装することにより、ファイル自身が所属するDirectoryをinodeが保持でき、 +ファイルの複数のアカウントでの共有などによる親Directoryが複数存在する場合や、 +親DirectoryのFileNameが変更された場合においてもDirectoryの構造の障害の発生を防げぐことができる。 @@ -286,10 +303,13 @@ par gotoとはGearsOSにおける並列処理構文である。 par gotoによる並列処理ではTaskをContextで表現し、TaskのInputDataGearが揃ったTaskをWorkerで処理を行う。 図\ref{fig:WorkerRun}にpar goto構文による並列処理を示す。 -GearsFSではファイル送受信自体をTaskの一つとして実装する他に、 -socketに対してファイルデータの確認と取り出しを行う待ち合わせの処理を一つのTaskとする必要がある。 +GearsFSではstreamに対する書き込みや取り出しとqueueに蓄えられたデータレコードの送受信を並列に実行する。 +当然複数のファイルが同時に通信される場合はそれらも並行に処理が行われる。 - +現状、GearsOSのpar gotoは実装にいくつか問題点があり、処理速度が比較的遅いことに加え、 +トランスコンパイラによる書き出しが多くバグが発生しやすい。 +そのため、par gotoによる並列処理の構成をより軽量なものに改良する、 +もしくはファイル通信用の並列処理を独自に開発してしまうという案も考えられる。 \begin{figure}[h] \begin{center} @@ -306,3 +326,14 @@ リスト(DataGearManager)の中のQueueである、ファイルデータそのものを保持しているmainDataQueueを格納すれば良い。 持続性デバイスは単なるメモリとして扱ってよく、メモリ上のデータ構造と同様に構築する。 逆にメモリ上へファイルを展開する場合、デバイス上に保存されているQueueを呼び出し、メモリ上でLocalDataGearManagerとして構築すれば良い。 +図\ref{fig:fp}にデバイス上に保存されたDGMをLocalDGMとして呼び出す際の遷移図を示す。 +ストレージ上のブロックのアドレスはunixファイルシステム同様に、ファイルが保持しているi-nodeが認知していればよい。 + + +\begin{figure}[h] + \begin{center} + \includegraphics[width=120mm]{./images/filePersistency.pdf} + \end{center} + \caption{file Persistency} + \label{fig:fp} +\end{figure}
--- a/Paper/chapter/6-Evaluation.tex Mon Jan 31 21:27:24 2022 +0900 +++ b/Paper/chapter/6-Evaluation.tex Sat Feb 05 04:49:27 2022 +0900 @@ -1,4 +1,4 @@ -\chapter{評価} +\chapter{GearsOSの評価} 当研究は純粋なGearsOSを用いて実装されるプロジェクトとしては初めてのものとなっている。 本性ではファイルシステムの構築を通したGearsOSの評価を行う。 @@ -60,6 +60,9 @@ 加えてトランスコンパイラのバグも確認されている。 Interfaceを継承したプログラム内部へ記述されたCodeGearへのpar gotoはInputCodeGearが存在する場合、 ソースコード\ref{src:misspar}の15, 33行目のInterfaceのGET\texttt{\_}METAが生成されなくなってしまう。 +\texttt{\_}METAは並列処理Task(CodeGear)のinputDataGearの待ち合わせを行う記述である。 +ソースコード\ref{src:misspar}の場合、遷移先のInterfaceの待ち合わせが発生せず、 +またプリミティブなinputDGとなるint型の0をDataGear名として待ち合わせしようとすることになってしまう。 そのため現状、Interface内CodeGearの分散処理は行うことができるが、InputDataGearがそのInterface自身とnext\texttt{\_}code以外のInputCodeGearが参照できない、 加えて\texttt{\_\_}exitが機能しないという問題が存在する。
--- a/Paper/chapter/abstract.tex Mon Jan 31 21:27:24 2022 +0900 +++ b/Paper/chapter/abstract.tex Sat Feb 05 04:49:27 2022 +0900 @@ -5,10 +5,12 @@ GearsOSの分散ファイルシステムでは、当研究室が開発している分散フレームワークChristieの仕組みを用いる。 ChrisitieはGearsOSと異なるGearというプログラミング概念をもち、DataGearManagerというDataPoolをノード間でsocket接続することで通信を実装している。 GearsOSのファイルはDataGearManagerと同様な構成として、ファイルであると同時に通信処理そのものに相当する。 +本研究ではChristieのDataGearManagerをファイルとして用い、その通信のAPIの構成を行った。 GearsOSのファイルシステムは従来のファイルシステムの問題点を解決した実装を取り込めるような構成にしたい。 従来のファイルシステムの問題点の一部として、ファイルシステムはデータベースでなくレコード単位での操作が行えない、バックアップや証明書などの機能はアプリケーションに依存している点などが挙げられる。 -将来的な実装を鑑みてファイルシステムの実装を行った。 +将来的な実装を鑑みてファイルシステムの実装を行う。 + また、GearsOSを純粋に利用して記述を行うプロジェクトは本研究が初めてとなる。 分散ファイルシステムの構成を行うと同時に、GearsOSの言語フレームワークとしての評価と検討を行った。 @@ -18,13 +20,14 @@ In our laboratory, we are developing GearsOS, an operating system for verifying the reliability of operating systems, which aims to compensate for scalability and reliability by separating user-level and meta-level descriptions. GearsOS is written in Continuation based C (CbC) and has the programming concept of Gears. Since GearsOS is still under development, it is currently implemented as a language framework, and there are many functions that need to be implemented in order to run as an OS, one of which is a distributed file system. -The distributed file system of GearsOS uses the distributed framework Christie, which is developed by our laboratory. +One of them is a distributed file system. The distributed file system of GearsOS uses the distributed framework Christie, which is developed by our laboratory. Christie has a different programming concept called "Gear" from GearsOS, and implements communication by connecting a DataPool called DataGearManager to a socket between nodes. -The files in GearsOS are structured in the same way as DataGearManager, so they are not only files but also correspond to the communication process itself. +The files in GearsOS are structured in the same way as DataGearManager, so that they are not only files but also correspond to the communication process itself. +In this study, we used Christie's DataGearManager as a file and configured the API for its communication. The file system of GearsOS should be configured in such a way that it can incorporate implementations that solve the problems of conventional file systems. Some of the problems with conventional file systems are that they are not databases and cannot be manipulated on a record-by-record basis, and that functions such as backup and certificates are dependent on the application. -We implemented the file system in view of future implementations. +The file system will be implemented in view of future implementations. -In addition, this is the first project in which GearsOS is purely used for description. -At the same time as constructing the distributed file system, we evaluated and examined GearsOS as a language framework. +In addition, this research is the first project that purely uses GearsOS for description. +While constructing the distributed file system, we also evaluated and examined GearsOS as a language framework.
--- a/Paper/chapter/conclusion.tex Mon Jan 31 21:27:24 2022 +0900 +++ b/Paper/chapter/conclusion.tex Sat Feb 05 04:49:27 2022 +0900 @@ -7,7 +7,7 @@ ファイルの共有による通信はRemoteDataGearManagerによるploxyに対して操作することで行われる。 そのため、GearsOSでのファイルはファイルそのものであると同時に分散処理の通信とも見ることができる。 -その通信はWordCount例題の記述によって行い、GearsOSにおけるsocket通信の有用性の確認を行った。 +その通信はWordCount例題の記述によって行い、ChristieAPIの構築とGearsOSにおけるsocket通信の有用性の確認を行った。 また、ファイルは赤黒木によるディレクトリによって階層が構築され、ファイル、ディレクトリは非破壊的な変更が行われる。 そのため、変更の履歴はOSが参照できる形で残されており、定期的なバックアップや履歴データの削除などの機能を作成することで @@ -17,7 +17,7 @@ 現状のGearsOSはノーマルレベルとメタレベルの分離という目的を達成してはいるものの、 関数スタックを持たない軽量継続という記述の独自な特性や記述の難易度、トランスコンパイラによるバグなどにより プログラマが慣れ親しみ問題を解決しながらプログラムが記述できるようになるまで時間がかかってしまう。 -GearsOSは現在際実装の検討が行われており、トランスコンパイラによるメタレベルの記述を他の手段を用いるといった検証が行われている。 +GearsOSは現在再実装の検討が行われており、トランスコンパイラによるメタレベルの記述を他の手段を用いるといった議論が行われている。 \section{今後の課題} @@ -29,6 +29,11 @@ CodeGearManagerの存在しないGearsFSでは、RemoteDGMによる通信接続に加え、要求されたファイルを見つけ出しメモリ上へ呼び出すという機能を加える必要がある。 ファイルシステムの基幹となるディレクトリやファイル通信の設計は行えている。 -しかし、ファイルシステムのアクセス権限やシェル上での実行などはこれからの実装が必要となる。 +しかし、実際にファイルシステムとして十分な運用が行えるようになるまでの課題は多く存在している。 +ファイルのアクセス権限への対応やシェルアプリケーションの開発、ディスクスペースの効率の良い配置などはこれからの実装が必要となる。 ファイルのメタデータ生成やメモリの効率化などの問題はmetaCodeGear部分で行うことにより、 ノーマルレベルのプログラミングでは意識する必要なくプログラミングが行える構成としたい。 + +また、ファイルシステムの一貫性の保持やキャッシュの設計も行われていない。 +GearsFSはinodeを用いるなどUnixFileSystemを参考とした開発を行っているが、key ストアによるデータ保存形式のため、 +従来のfsckなどの仕組みに代わる機能などの必要性が生じる可能性が高い。
--- a/Paper/chapter/signature.tex Mon Jan 31 21:27:24 2022 +0900 +++ b/Paper/chapter/signature.tex Sat Feb 05 04:49:27 2022 +0900 @@ -11,15 +11,15 @@ \end{center} \vspace{1cm} \underline{\hspace{6cm}印}\\ - （主\hspace{1em}査）\hspace{1em}和田 知久 + （主\hspace{1em}査）\hspace{1em}山田 孝治 \vspace{1cm} \underline{\hspace{6cm}印}\\ - （副\hspace{1em}査）\hspace{1em}岡崎 威生 + （副\hspace{1em}査）\hspace{1em}岡﨑 威生 \vspace{1cm} \underline{\hspace{6cm}印}\\ - （副\hspace{1em}査）\hspace{1em}長田 智和 + （副\hspace{1em}査）\hspace{1em}玉城 絵美 \vspace{1cm} \underline{\hspace{6cm}印}\\
--- a/Paper/master_paper.sty Mon Jan 31 21:27:24 2022 +0900 +++ b/Paper/master_paper.sty Sat Feb 05 04:49:27 2022 +0900 @@ -207,13 +207,13 @@ \bf\commission \vskip 3 em \underline{ 印}\\ - (主 査) 和田 知久 + (主 査) 山田 孝治 \vskip 2 em \underline{ 印}\\ - (副 査) 山田 孝治 + (副 査) 岡﨑 威生 \vskip 2 em \underline{ 印}\\ - (副 査) 當間 愛晃 + (副 査) 玉城 絵美 \vskip 2 em \underline{ 印}\\ (副 査) 河野 真治
--- a/Paper/master_paper.tex Mon Jan 31 21:27:24 2022 +0900 +++ b/Paper/master_paper.tex Sat Feb 05 04:49:27 2022 +0900 @@ -13,7 +13,7 @@ %\input{dummy.tex} %% font -\jtitle{修士論文のテンプレート} +\jtitle{GearsOSの分散ファイルシステム設計} \etitle{} % \year{2022年 3月} \eyear{March 2022}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/#make_slide.sh# Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,4 @@ +#!/bin/sh +slideshow build $1 -t s6cr +hoge=${$1%.*} +echo $hoge \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/Makefile Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,36 @@ +# Created by Daichi Toma on Nov 16, 2011 + +TARGET=mid-thesis + +LATEX=platex +BIBTEX=pbibtex +DVIPDF=dvipdfmx -p a4 +#You need setting "-l" option if You think You get a landscape PDF +#DVIPDF_OPT=-l + +#Embed fonts +#DVIPDF_OPT=-f hiraginoEmbed.map + +.SUFFIXES: .tex .dvi .pdf + +.tex.dvi: + $(LATEX) $< + $(BIBTEX) $(TARGET) + $(LATEX) $< + $(LATEX) $< + + +.dvi.pdf: + $(DVIPDF) $(DVIPDF_OPT) $< + + +all: $(TARGET).pdf + open $(TARGET).pdf + +dvi: $(TARGET).dvi + +pdf: $(TARGET).pdf + + +clean: + rm -f *.dvi *.aux *.log *.pdf *.ps *.gz *.bbl *.blg *.toc *~ *.core
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/make_slide.sh Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,5 @@ +#!/bin/sh +slideshow build $1 -t s6cr +hoge=${$1%.*} +echo $hoge +#open prosym.html \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/make_slide.sh~ Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,5 @@ +#!/bin/sh +slideshow build $1 -t s6cr +hoge=${$1%.*} +echo $hoge +open prosym.html \ No newline at end of file
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/s6/js/jquery.microsoft.js Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,31 @@ + + +$(document).ready( function() { + + // 1) remove all content + $( 'body > *' ).remove(); + + // 2) show banner + $( "<div>" ).html( + "<p>" + + "Microsoft's Internet Explorer browser has no built-in vector graphics machinery " + + "required for 'loss-free' gradient background themes." + + "</p>" + + "<p>" + + "Please <span style='background: yellow'>upgrade to a better browser</span> " + + "such as <a href='http://getfirefox.com'>Firefox</a>, <a href='http://www.opera.com/download'>Opera</a>, " + + "<a href='http://google.com/chrome'>Chrome</a>, <a href='http://apple.com/safari/download'>Safari</a> or others " + + "with built-in vector graphics machinery and much more. " + + "(Learn more or post questions or comments " + + "at the <a href='http://slideshow.rubyforge.org'>Slide Show (S9)</a> project site. Thanks!)" + + "</p>" + ) + .css( { + border: 'red solid thick', + padding: '1em', + fontFamily: 'sans-serif', + fontWeight: 'bold' } ) + .prependTo( 'body' ); + } +); +
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/s6/js/jquery.slideshow.autoplay.js Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,91 @@ +/*********** + * + * autoplay addon: + * + * - use key-a/p/s to toggle autoplay (in projection mode) + */ + + +Slideshow.playInit = function() +{ + this.debug( 'calling playInit()' ); + + this.playInterval = null; +} + +Slideshow.playStart = function() +{ + this.debug( 'calling playStart()' ); + + if( this.settings.mode == 'autoplay' ) + this.playToggle(); +} + + +Slideshow.playKeys = function( event, key ) +{ + this.debug( 'calling playKeys()' ); + + switch( key.which ) { + case 65: //a + case 80: //p + case 83: //s + this.playToggle(); + break; + } +} + + +// ------------------------------------------------ + + +Slideshow.playWorker = function() +{ + this.debug( 'calling playWorker()' ); + + // suspend autoplay in outline view (just slideshow view) + if( !this.isProjection ) + return; + + // next slide/step, please + var csteps = this.steps[this.snum-1]; // current slide steps array + + if( !csteps || this.incpos >= csteps.length ) { + if( this.snum >= this.smax ) + this.goTo( 1 ); // reached end of show? start with 1st slide again (for endless cycle) + else + this.go(1); + } + else { + this.subgo(1); + } +} + + +Slideshow.playToggle = function() +{ + this.debug( 'calling playToggle()' ); + + if( this.playInterval ) + { + this.debug( 'stopping autoplay' ); + clearInterval( this.playInterval ); + this.playInterval = null; + } + else + { + this.debug( 'starting autoplay' ); + this.playInterval = setInterval( $.proxy( Slideshow.playWorker, this), 2000 ); + } +} + +// ------------------------------------------------ + +Slideshow.playAddEvents = function() +{ + $( document ).on( 'slideshow.init', $.proxy( Slideshow.playInit, this )); + $( document ).on( 'slideshow.start', $.proxy( Slideshow.playStart, this )); + $( document ).on( 'slideshow.keys', $.proxy( Slideshow.playKeys, this )); +} + +Slideshow.playAddEvents(); \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/s6/js/jquery.slideshow.controls.js Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,219 @@ +/*********** + * + * control addon: + * + * adds toggle, prev slide, next slide links/buttons and jump list + * - use key-c to toggle controls (in projection mode) + * + * layout structure: + * + * .layout + * > #controls (holding navigation controls) + * > #navLinks + * > #toggle + * > #navList + * > #jumplist + */ + + +Slideshow.ctrlInit = function() +{ + this.debug( 'calling ctrlInit()' ); + + var self = this; // NOTE: jquery binds this in .each,.click, etc to element + + // todo: make layout into an id (not class?) + // do we need or allow more than one element? + + // if no div.layout exists, create one + if( $( '.layout' ).length == 0 ) + $( 'body' ).append( "<div class='layout'></div>"); + + $( '.layout' ).append( "<div id='controls'>" ); + + var $controls = $( '#controls' ) + + $controls.html( '<div id="navLinks">' + + '<a accesskey="t" id="toggle" href="#">Ø<\/a>' + + '<a accesskey="z" id="prev" href="#">«<\/a>' + + '<a accesskey="x" id="next" href="#">»<\/a>' + + '<div id="navList"><select id="jumplist" /><\/div>' + + '<\/div>' ); + + $controls.hover( function() { self.ctrlShow(); }, function() { self.ctrlHide(); }); + $('#toggle').click( function() { self.toggle(); } ); + $('#prev').click( function() { self.go(-1); } ); + $('#next').click( function() { self.go(1); } ); + + $('#jumplist').change( function() { self.goTo( parseInt( $( '#jumplist' ).val() )); } ); + + this.ctrlPopulateJumpList(); +} + + +Slideshow.ctrlDebugOn = function() +{ + this.debug( 'calling ctrlDebugOn()' ); + $( '#controls' ).addClass( 'debug' ); +} + +Slideshow.ctrlDebugOff = function() +{ + this.debug( 'calling ctrlDebugOff()' ); + $( '#controls' ).removeClass( 'debug' ); +} + +Slideshow.ctrlKeys = function( event, key ) +{ + this.debug( 'calling ctrlKeys()' ); + + switch( key.which ) { + case 67: // c + this.ctrlToggle(); + break; + } +} + +Slideshow.ctrlChange = function() +{ + this.debug( 'calling ctrlChange()' ); + this.ctrlUpdateJumpList(); +} + +// ----------------------------------------------------- + +Slideshow.ctrlPopulateJumpList = function() +{ + var self = this; // NOTE: jquery binds this in .each to element + + var list = $('#jumplist').get(0); + + this.$slides.each( function(i) { + var text = "-"; // untitled slide + + // todo: use titleSelector if user set?? + // $(this).find( self.settings.titleSelector ).text(); + + var $h1 = $( 'h1', this ); + if( $h1.length > 0 ) + { + text = $h1.first().text(); + } + else // try h2 + { + var $h2 = $( 'h2', this ); + if( $h2.length > 0 ) + { + text = $h2.first().text(); + } + else // try h3 + { + var $h3 = $( 'h3', this ); + if( $h3.length > 0 ) + { + text = $h3.first().text(); + } + } + } + + list.options[list.length] = new Option( (i+1)+' : '+ text, (i+1) ); + }); +} + +Slideshow.ctrlUpdateJumpList = function() +{ + $('#jumplist').get(0).selectedIndex = (this.snum-1); +} + +Slideshow.ctrlShow = function() +{ + $( '#navLinks' ).css( 'visibility', 'visible' ); +} + +Slideshow.ctrlHide = function() +{ + $( '#navLinks' ).css( 'visibility', 'hidden' ); +} + +Slideshow.ctrlToggle = function() +{ + // toggle control panel + var $navLinks = $( '#navLinks' ); + + if( $navLinks.css( 'visibility' ) != 'visible' ) + $navLinks.css( 'visibility', 'visible' ); + else + $navLinks.css( 'visibility', 'hidden' ); +} + + +// ------------------------------------------------ + +Slideshow.ctrlAddEvents = function() +{ + $( document ).on( 'slideshow.init', $.proxy( Slideshow.ctrlInit, this )); + $( document ).on( 'slideshow.debug.on', $.proxy( Slideshow.ctrlDebugOn, this )); + $( document ).on( 'slideshow.debug.off', $.proxy( Slideshow.ctrlDebugOff, this )); + $( document ).on( 'slideshow.keys', $.proxy( Slideshow.ctrlKeys, this )); + $( document ).on( 'slideshow.change', $.proxy( Slideshow.ctrlChange, this )); +} + +Slideshow.ctrlAddStyles = function() { + this.debug( 'add builtin controls css via inline style elements' ); + + var styleProjection = +"<style media='screen,projection'> \n"+ +" \n"+ +" #controls.debug { background: #BBD; } \n"+ +" \n"+ +" #controls { position: fixed; \n"+ +" left: 60%; bottom: 0; \n"+ +" width: 40%; \n"+ +" z-index: 100; \n"+ +" text-align: right; \n"+ +" font-weight: bold; \n"+ +" font-size: 120%; \n"+ +" } \n"+ +" \n"+ +" #controls :focus { outline: 1px dotted white;} \n"+ +" \n"+ +" #controls #navLinks { text-align: right; margin: 0; visibility: hidden; } \n"+ + +" \n"+ +" #controls #navLinks a { padding: 0; margin: 0 0.5em; cursor: pointer; border: none; } \n"+ +" \n"+ +" #controls #navLinks :link, \n"+ +" #controls #navLinks :visited {text-decoration: none; } \n"+ +" \n"+ +" #controls #navList #jumplist { background: white; color: black; } \n"+ +"</style>"; + + var styleScreen = +"<style media='screen'> \n"+ +"/********* \n"+ +" * make toggle button visible and reposition to upper right corner \n"+ +" * note: toogle button is nested inside #controls > #navLinks > #toogle \n"+ +" */ \n"+ +" \n"+ +" #controls, \n"+ +" #navLinks, \n"+ +" #toggle { display: block; \n"+ +" visibility: visible; \n"+ +" margin: 0; padding: 0; \n"+ +" } \n"+ +" \n"+ +" #toggle { position: fixed; \n"+ +" top: 0; right: 0; \n"+ +" padding: 0.5em; \n"+ +" border-left: 1px solid; \n"+ +" border-bottom: 1px solid; \n"+ +" background: white; \n"+ +" } \n"+ +"</style>"; + + $( 'head' ).append( styleProjection ); + $( 'head' ).append( styleScreen ); +} + +Slideshow.ctrlAddStyles(); +Slideshow.ctrlAddEvents(); \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/s6/js/jquery.slideshow.counter.js Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,118 @@ +/*********** + * + * counter addon: + * + * adds slide counter (e.g. 1/7) + * - use key-n to toggle slide counter (in projection mode) + * + * layout structure: + * + * .layout + * > #counter (e.g. 1/7) + */ + + +Slideshow.counterInit = function() +{ + this.debug( 'calling counterInit()' ); + + // if no div.layout exists, create one + if( $( '.layout' ).length == 0 ) + $( 'body' ).append( "<div class='layout'></div>"); + + $( '.layout' ).append( "<div id='counter'>" ); + + this.counterUpdate(); +} + +Slideshow.counterDebugOn = function() +{ + this.debug( 'calling counterDebugOn()' ); + $( '#counter' ).addClass( 'debug' ); +} + +Slideshow.counterDebugOff = function() +{ + this.debug( 'calling counterDebugOff()' ); + $( '#counter' ).removeClass( 'debug' ); +} + +Slideshow.counterKeys = function( event, key ) +{ + this.debug( 'calling counterKeys()' ); + + switch( key.which ) { + case 78: // n + this.counterToggle(); + break; + } +} + +Slideshow.counterChange = function() +{ + this.debug( 'calling counterChange()' ); + this.counterUpdate(); +} + +// ------------------------------------------------ + +Slideshow.counterUpdate = function() +{ + $( '#counter' ).html( this.snum + '/' + this.smax ); +} + + +Slideshow.counterToggle = function() +{ + // toggle slide number/counter + + // todo/fix: note jquery sets inline css (e.g. display: block) + // but css won't get scoped for media (e.g. projection, screen, etc) + // thus, css changes "spill over" to all media types + + $( '#counter' ).toggle(); +} + +// ------------------------------------------------ + +Slideshow.counterAddEvents = function() +{ + $( document ).on( 'slideshow.init', $.proxy( Slideshow.counterInit, this )); + $( document ).on( 'slideshow.debug.on', $.proxy( Slideshow.counterDebugOn, this )); + $( document ).on( 'slideshow.debug.off', $.proxy( Slideshow.counterDebugOff, this )); + $( document ).on( 'slideshow.keys', $.proxy( Slideshow.counterKeys, this )); + $( document ).on( 'slideshow.change', $.proxy( Slideshow.counterChange, this )); +} + +Slideshow.counterAddStyles = function() { + this.debug( 'add builtin counter css via inline style elements' ); + + var styleProjection = +"<style media='screen,projection'> \n"+ +" \n"+ +" #counter.debug { background: #FFC; } \n"+ +" \n"+ +" #counter { position: fixed; \n"+ +" left: 45%; bottom: 1em; \n"+ +" width: 10%; \n"+ +" z-index: 10; \n"+ +" text-align: center; \n"+ +" font-size: 80%; \n"+ +" } \n"+ +" \n"+ +" #counter :link, \n"+ +" #counter :visited { text-decoration: none; } \n"+ +" \n"+ +"</style>"; + + var styleScreen = +"<style media='screen'> \n"+ +" #counter { display: none !important; } \n"+ +"</style>"; + + $( 'head' ).append( styleProjection ); + $( 'head' ).append( styleScreen ); +} + +Slideshow.counterAddStyles(); +Slideshow.counterAddEvents(); \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/s6/js/jquery.slideshow.footer.js Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,82 @@ +/*********** + * + * footer/header addon: + * + * adds footer/header + * - use key-f to toggle footer/header (in projection mode) + * + * layout structure: + * + * .layout + * > #header + * > #footer + */ + + +Slideshow.footerDebugOn = function() +{ + this.debug( 'calling footerDebugOn()' ); + + $( '.layout #header,.layout header' ).addClass( 'debug' ); + $( '.layout #footer,.layout footer' ).addClass( 'debug' ); +} + +Slideshow.footerDebugOff = function() +{ + this.debug( 'calling footerDebugOff()' ); + + $( '.layout #header,.layout header' ).removeClass( 'debug' ); + $( '.layout #footer,.layout footer' ).removeClass( 'debug' ); +} + +Slideshow.footerKeys = function( event, key ) +{ + this.debug( 'calling footerKeys()' ); + + switch( key.which ) { + case 70: //f + this.footerToggle(); + break; + } +} + +// ------------------------------------------------ + +Slideshow.footerToggle = function() +{ + // todo/fix: note jquery sets inline css (e.g. display: block) + // but css won't get scoped for media (e.g. projection, screen, etc) + // thus, css changes "spill over" to all media types + + // fix: add/remove Class hidden?? instead of toggle() + + $( '.layout #footer, .layout footer').toggle(); +} + +// ------------------------------------------------ + +Slideshow.footerAddEvents = function() +{ + $( document ).on( 'slideshow.debug.on', $.proxy( Slideshow.footerDebugOn, this )); + $( document ).on( 'slideshow.debug.off', $.proxy( Slideshow.footerDebugOff, this )); + $( document ).on( 'slideshow.keys', $.proxy( Slideshow.footerKeys, this )); +} + +Slideshow.footerAddStyles = function() { + this.debug( 'add builtin footer/header css via inline style elements' ); + + var styleProjection = +"<style media='screen,projection'> \n"+ +" .layout #footer.debug, \n"+ +" .layout footer.debug { background: #CCF; } \n"+ +" \n"+ +" .layout #header.debug, \n"+ +" .layout header.debug { background: #FCC; } \n"+ +"</style>"; + + $( 'head' ).append( styleProjection ); +} + + +Slideshow.footerAddStyles(); +Slideshow.footerAddEvents(); \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/s6/js/jquery.slideshow.js Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,535 @@ + +var Slideshow = { + + settings: { + debug: true + }, + + isProjection: false, // are we in projection (slideshow) mode (in contrast to screen (outline) mode)? + snum: 1, // current slide # (non-zero based index e.g. starting with 1) + smax: 1, // max number of slides + incpos: 0, // current step in slide + steps: null, + + $slides: null, + $stylesProjection: null, + $stylesScreen: null, + + slideClasses: [ 'far-past', 'past', 'current', 'next', 'far-next' ] +}; + + +/************************************ + * lets you define your own "global" transition function + * passes in a reference to from and to slide wrapped in jQuery wrapper + * + * see jquery.slideshow.transition.js for more examples + */ + +Slideshow.transition = function( $from, $to ) { + // do nothing here; by default lets use css3 for transition effects +} + + +Slideshow.debug = function( msg ) { + if( this.settings.debug && window.console && window.console.log ) + window.console.log( '[debug] ' + msg ); +} + + +Slideshow.init = function( options ) { + + this.settings = $.extend({ + mode : 'slideshow', // slideshow | outline | autoplay + titleSelector : 'h1', + slideSelector : '.slide', // dummy (not yet working) + stepSelector : '.step', // dummy (not yet working) + debug : false, + normalize : true // normalize selectors (that is, allow aliases + // e.g. build,action,etc. for step and so on) + }, options || {}); + + this.isProjection = false; // are we in projection (slideshow) mode (in contrast to screen (outline) mode)? + this.snum = 1; // current slide # (non-zero based index e.g. starting with 1) + this.smax = 1; // max number of slides + this.incpos = 0; // current step in slide + this.steps = null; + + if( this.settings.normalize == true ) + this.normalize(); + + this.$slides = $( '.slide' ); + + this.smax = this.$slides.length; + + this.addSlideIds(); + this.steps = this.collectSteps(); + this.updateSlides(); // mark slides w/ far-past,past,current,next,far-next + + // $stylesProjection holds all styles (<link rel="stylesheet"> or <style> w/ media type projection) + // $stylesScreen holds all styles (<link rel="stylesheet"> or <style> w/ media type screen) + + // add workaround for chrome + // use screen,projection instead of projection + // (without projection inline style tag gets not parsed into a styleSheet accesible via JavaScript) + + this.$stylesProjection = $( 'link[media*=projection], style[media*=projection]' ).not('[rel*=less]').not('[type*=less]'); + this.$stylesScreen = $( 'link[media*=screen], style[media*=screen]' ).not('[media*=projection]').not('[rel*=less]').not('[type*=less]') ; + + $( document ).trigger( 'slideshow.init' ); // fire init for addons + + this.addClicker(); + + + // opera is the only browser currently supporting css projection mode + this.notOperaFix(); + + // store possible slidenumber from hash */ + // todo: use regex to extract number + // might be #slide1 or just #1 + + var gotoSlideNum = parseInt( window.location.hash.substring(1) ); + this.debug( "gotoSlideNum=" + gotoSlideNum ); + + if( !isNaN( gotoSlideNum )) + { + this.debug( "restoring slide on (re)load #: " + gotoSlideNum ); + this.goTo( gotoSlideNum ); + } + + if( this.settings.mode == 'outline' ) + this.toggle(); + + $( document ).trigger( 'slideshow.start' ); // fire start for addons + + $( document ).on( 'keyup', $.proxy( Slideshow.keys, this )); +} // end init() + + +Slideshow.normalize = function() { + + // check for .presentation aliases, that is, .deck, .slides + $( '.deck, .slides' ).addClass( 'presentation' ); + + // add slide class to immediate children + // todo: use autoslide option that lets you turn on/off option? + $( '.presentation' ).children().addClass( 'slide' ); + + // todo: scope with .slide?? e.g .slide .incremental + // todo: make removing "old" class an option?? + + // check for .step aliases, that is, .incremental, .delayed, .action, .build + $( '.incremental, .delayed, .action, .build' ).addClass( 'step' ); + + // check for .notes aliases, that is, .note, .handout + $( '.note, .handout' ).addClass( 'notes' ); + +} + +Slideshow.notOperaFix = function() { + // 1) switch media type from projection to screen + + var self = this; // NOTE: jquery binds this in .each to element + + this.$stylesProjection.each( function(i) { + var styleProjection = this; + // note: no longer used; workaround for chrome needs screen,projection to make it work (thus, no need to switch to screen) + // styleProjection.media = 'screen'; + styleProjection.disabled = true; + + self.debug( "notOperaFix - stylesProjection["+i+"] switching media type from projection to screen" ); + } ); + + this.isProjection = false; + + // 2) disable screen styles and enable projection styles (thus, switch into projection mode) + this.toggle(); + + // now we should be in project mode +} // end notOperatFix() + + +Slideshow.toggle = function() { + // todo: use settings.isProjection for state tracking + // and change disable accordingly (plus assert that all styles are in the state as expected) + + // toggle between projection (slide show) mode + // and screen (outline) mode + + var self = this; // NOTE: jquery binds this in .each to element + + this.$stylesProjection.each( function(i) { + var styleProjection = this; + + styleProjection.disabled = !styleProjection.disabled; + + self.debug( "toggle - stylesProjection["+i+"] disabled? " + styleProjection.disabled ); + }); + + this.$stylesScreen.each( function(i) { + var styleScreen = this; + + styleScreen.disabled = !styleScreen.disabled; + + self.debug( "toggle - stylesScreen["+i+"] disabled? " + styleScreen.disabled ); + + // update isProjection flag + self.isProjection = styleScreen.disabled; + }); + +/* + * note: code no longer needed; using (adding/removing) css classes hide/show) + * + + if( this.isProjection ) + { + this.$slides.each( function(i) { + if( i == (self.snum-1) ) + $(this).show(); + else + $(this).hide(); + }); + } + else + { + this.$slides.show(); + } +*/ +} // end toggle() + + +Slideshow.updatePermaLink = function() +{ + // todo: unify hash marks??; use #1 for div ids instead of #slide1? + window.location.hash = '#'+ this.snum; +} + +Slideshow.goTo = function( target ) +{ + if( target > this.smax || target == this.snum ) + return; + + this.go( target - this.snum ); +} + +Slideshow.go = function( dir ) +{ + this.debug( 'go: ' + dir ); + + if( dir == 0 ) return; /* same slide; nothing to do */ + + var cid = '#slide' + this.snum; /* current slide (selector) id */ + var csteps = this.steps[ this.snum-1 ]; /* current slide steps array */ + + /* remove all step and stepcurrent classes from current slide */ + if( csteps.length > 0) { + $( csteps ).each( function() { + $(this).removeClass( 'step' ).removeClass( 'stepcurrent' ); + } ); + } + + /* set snum to next slide */ + this.snum += dir; + if( this.snum > this.smax ) this.snum = this.smax; + if( this.snum < 1 ) this.snum = 1; + + var nid = '#slide' + this.snum; /* next slide (selector) id */ + var nsteps = this.steps[this.snum-1]; /* next slide steps array */ + + if( dir < 0 ) /* go backwards? */ + { + this.incpos = nsteps.length; + /* mark last step as current step */ + if( nsteps.length > 0 ) + $( nsteps[this.incpos-1] ).addClass( 'stepcurrent' ); + } + else /* go forwards? */ + { + this.incpos = 0; + if( nsteps.length > 0 ) { + $( nsteps ).each( function() { + $(this).addClass( 'step' ).removeClass( 'stepcurrent' ); + } ); + } + } + + if( !(cid == nid) ) { + this.updateSlides(); + + this.debug( "transition from " + cid + " to " + nid ); + this.transition( $( cid ), $( nid ) ); + + // only fire change event if slide changes + $( document ).trigger( 'slideshow.change', [$( cid ), $( nid )]); + } + + this.updatePermaLink(); +} // end go() + + +Slideshow.updateSlideClass = function( $slide, className ) +{ + if( className ) + $slide.addClass( className ); + + for( var i in this.slideClasses ) + { + if( className != this.slideClasses[i] ) + $slide.removeClass( this.slideClasses[i] ); + } +} + +Slideshow.updateSlides = function() +{ + var self = this; + this.$slides.each( function( i ) { + switch( i ) { + case (self.snum-1)-2: + self.updateSlideClass( $(this), 'far-past' ); + break; + case (self.snum-1)-1: + self.updateSlideClass( $(this), 'past' ); + break; + case (self.snum-1): + self.updateSlideClass( $(this), 'current' ); + break; + case (self.snum-1)+1: + self.updateSlideClass( $(this), 'next' ); + break; + case (self.snum-1)+2: + self.updateSlideClass( $(this), 'far-next' ); + break; + default: + self.updateSlideClass( $(this) ); + break; + } + }); +} + + + +Slideshow.subgo = function( dir ) +{ + this.debug( 'subgo: ' + dir + ', incpos before: ' + this.incpos + ', after: ' + (this.incpos+dir) ); + + var csteps = this.steps[this.snum-1]; /* current slide steps array */ + + if( dir > 0) + { /* go forward? */ + if( this.incpos > 0 ) + $( csteps[this.incpos-1] ).removeClass( 'stepcurrent' ); + $( csteps[this.incpos] ).removeClass( 'step').addClass( 'stepcurrent' ); + this.incpos++; + } + else + { /* go backwards? */ + this.incpos--; + $( csteps[this.incpos] ).removeClass( 'stepcurrent' ).addClass( 'step' ); + if( this.incpos > 0 ) + $( csteps[this.incpos-1] ).addClass( 'stepcurrent' ); + } +} // end subgo() + + +Slideshow.keys = function( key ) +{ + this.debug( "enter keys()" ); + + if( !key ) { + key = event; + key.which = key.keyCode; + } + if( key.which == 84 ) { + this.toggle(); // toggle between project and screen css media mode + return; + } + if( this.isProjection ) { + switch( key.which ) { + case 32: // spacebar + case 34: // page down + case 39: // rightkey + case 40: // downkey + + var csteps = this.steps[this.snum-1]; /* current slide steps array */ + + if( !csteps || this.incpos >= csteps.length ) { + this.go(1); + } else { + this.subgo(1); + } + break; + case 33: // page up + case 37: // leftkey + case 38: // upkey + + if( !this.steps[this.snum-1] || this.incpos <= 0 ) { + this.go(-1); + } else { + this.subgo(-1); + } + break; + case 36: // home + this.goTo(1); + break; + case 35: // end + this.goTo( this.smax ); + break; + case 68: // d + this.toggleDebug(); + break; + } + $( document ).trigger( 'slideshow.keys', key ); + } +} // end keys() + + +Slideshow.toggleDebug = function() +{ + this.settings.debug = !this.settings.debug; + this.doDebug(); +} + +Slideshow.doDebug = function() +{ + if( this.settings.debug == true ) + { + $( document ).trigger( 'slideshow.debug.on' ); + } + else + { + $( document ).trigger( 'slideshow.debug.off' ); + } +} + +Slideshow.collectStepsWorker = function(obj) +{ + var self = this; // NOTE: jquery binds this in .each,.click, etc to element + + var steps = []; + if( !obj ) + return steps; + + $(obj).children().each( function() { + if( $(this).hasClass( 'step' ) ) { + + self.debug( 'step found for ' + this.tagName ); + $(this).removeClass( 'step' ); + + /* don't add enclosing list; instead add step class to all list items/children */ + if( $(this).is( 'ol,ul' ) ) { + self.debug( ' ol or ul found; adding auto steps' ); + $(this).children().addClass( 'step' ); + } + else + { + steps.push( this ) + } + } + steps = steps.concat( self.collectStepsWorker( this ) ); + }); + + return steps; +} // end collectStepWorkers + +Slideshow.collectSteps = function() +{ + var self = this; // NOTE: jquery binds this in .each,.click, etc to element + + var steps = []; + + this.$slides.each( function(i) { + self.debug ( 'collectSteps for ' + this.id + ':' ); + steps[i] = self.collectStepsWorker( this ); + }); + + $( steps ).each( function(i) { + self.debug( 'slide ' + (i+1) + ': found ' + this.length + ' steps' ); + }); + + return steps; +} // end collectSteps() + + +Slideshow.addClicker = function() +{ + var self = this; // NOTE: jquery binds this in .each,.click, etc to element + + // if you click on heading of slide -> go to next slide (or next step) + + $( this.settings.titleSelector, this.$slides ).click( function( ev ) { + if(ev.which != 1) return; // only process left clicks (e.g 1; middle and rightclick use 2 and 3) + + if( !self.isProjection ) // suspend clicker in outline view (just slideshow view) + return; + + var csteps = self.steps[self.snum-1]; // current slide steps array + if ( !csteps || self.incpos >= csteps.length ) + self.go(1); + else + self.subgo(1); + }); + + + $( this.settings.titleSelector, this.$slides ).on('contextmenu', function() { + if( !self.isProjection ) // suspend clicker in outline view (just slideshow view) + return; + + var csteps = self.steps[self.snum-1]; // current slide steps array + if ( !csteps || self.incpos >= csteps.length ) + self.go(-1); + else + self.subgo(-1); + + return false; + } ); +} // end addClicker() + + +Slideshow.addSlideIds = function() { + this.$slides.each( function(i) { + this.id = 'slide'+(i+1); + }); +} + + +Slideshow.addStyles = function() { + this.debug( 'add builtin css via inline style elements' ); + + var styleProjection = +"<style media='screen,projection'> \n"+ +" .slide { display: block; } \n"+ +" .notes { display: none; } \n"+ +" .layout { display: block; } \n"+ +"</style>"; + + var styleScreen = +"<style media='screen'> \n"+ +"/**** \n"+ +" * hide layout stuff (header, footer, navLinks, navList etc.) \n"+ +" */ \n"+ +" \n"+ +" .layout * { display: none; } \n"+ +"</style>"; + + var stylePrint = +"<style media='print'> \n"+ +" \n"+ +" .slide { display: block !important; } \n"+ +" .layout, .layout * { display: none !important; } \n"+ +" \n"+ +"/****** \n"+ +" * Turn on print-specific stuff/classes \n"+ +" */ \n"+ +" \n"+ +" .extra { display: block !important; } \n"+ +"</style>"; + + // note: use prepend (not append) to make sure this + // styles come first (and do not overrule user supplied styles) + + $( 'head' ).prepend( styleProjection ); + $( 'head' ).prepend( styleScreen ); + $( 'head' ).prepend( stylePrint ); +} + +Slideshow.addStyles();
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/s6/js/jquery.slideshow.ready.js Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,15 @@ + +$(document).ready( function() { + Slideshow.init(); + + // Example 2: Start Off in Outline Mode + // Slideshow.init( { mode: 'outline' } ); + + // Example 3: Use Custom Transition + // Slideshow.transition = transitionScrollUp; + // Slideshow.init(); + + // Example 4: Start Off in Autoplay Mode with Custom Transition + // Slideshow.transition = transitionScrollUp; + // Slideshow.init( { mode: 'autoplay' } ); +} ); \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/s6/js/jquery.slideshow.transition.js Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,38 @@ + +function transition( $from, $to ) { + $from.hide(); + $to.show(); +} + +function transitionSlideUpSlideDown( $from, $to ) { + $from.slideUp( 500, function() { $to.slideDown( 1000 ); } ); +} + +function transitionFadeOutFadeIn( $from, $to ) { + $from.fadeOut( 500 ); + $to.fadeIn( 500 ); +} + +/*********************** + * sample custom transition using scrollUp effect + * inspired by Karl Swedberg's Scroll Up Headline Reader jQuery Tutorial[1] + * [1] http://docs.jquery.com/Tutorials:Scroll_Up_Headline_Reader + */ + +function transitionScrollUp( $from, $to ) { + var cheight = $from.outerHeight(); + + // hide scrollbar during animation + $( 'body' ).css( 'overflow-y', 'hidden' ); + + $to.css( 'top', cheight+'px' ); + $to.show(); + + $from.animate( {top: -cheight}, 'slow' ); + $to.animate( {top: 0}, 'slow', function() { + $from.hide().css( 'top', '0px'); + + // restore possible scrollbar + $( 'body' ).css( 'overflow-y', 'auto' ); + }); +} \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/s6/js/less-2.5.3.min.js Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,18 @@ +/*! + * Less - Leaner CSS v2.5.3 + * http://lesscss.org + * + * Copyright (c) 2009-2015, Alexis Sellier <self@cloudhead.net> + * Licensed under the License. + * + */ + + /** * @license + */ + +!function(a){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=a();else if("function"==typeof define&&define.amd)define([],a);else{var b;b="undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this,b.less=a()}}(function(){return function a(b,c,d){function e(g,h){if(!c[g]){if(!b[g]){var i="function"==typeof require&&require;if(!h&&i)return i(g,!0);if(f)return f(g,!0);var j=new Error("Cannot find module '"+g+"'");throw j.code="MODULE_NOT_FOUND",j}var k=c[g]={exports:{}};b[g][0].call(k.exports,function(a){var c=b[g][1][a];return e(c?c:a)},k,k.exports,a,b,c,d)}return c[g].exports}for(var f="function"==typeof 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a.join("/")}},{}],11:[function(a,b){b.exports={aliceblue:"#f0f8ff",antiquewhite:"#faebd7",aqua:"#00ffff",aquamarine:"#7fffd4",azure:"#f0ffff",beige:"#f5f5dc",bisque:"#ffe4c4",black:"#000000",blanchedalmond:"#ffebcd",blue:"#0000ff",blueviolet:"#8a2be2",brown:"#a52a2a",burlywood:"#deb887",cadetblue:"#5f9ea0",chartreuse:"#7fff00",chocolate:"#d2691e",coral:"#ff7f50",cornflowerblue:"#6495ed",cornsilk:"#fff8dc",crimson:"#dc143c",cyan:"#00ffff",darkblue:"#00008b",darkcyan:"#008b8b",darkgoldenrod:"#b8860b",darkgray:"#a9a9a9",darkgrey:"#a9a9a9",darkgreen:"#006400",darkkhaki:"#bdb76b",darkmagenta:"#8b008b",darkolivegreen:"#556b2f",darkorange:"#ff8c00",darkorchid:"#9932cc",darkred:"#8b0000",darksalmon:"#e9967a",darkseagreen:"#8fbc8f",darkslateblue:"#483d8b",darkslategray:"#2f4f4f",darkslategrey:"#2f4f4f",darkturquoise:"#00ced1",darkviolet:"#9400d3",deeppink:"#ff1493",deepskyblue:"#00bfff",dimgray:"#696969",dimgrey:"#696969",dodgerblue:"#1e90ff",firebrick:"#b22222",floralwhite:"#fffaf0",forestgreen:"#228b22",fuchsia:"#ff00ff",gainsboro:"#dcdcdc",ghostwhite:"#f8f8ff",gold:"#ffd700",goldenrod:"#daa520",gray:"#808080",grey:"#808080",green:"#008000",greenyellow:"#adff2f",honeydew:"#f0fff0",hotpink:"#ff69b4",indianred:"#cd5c5c",indigo:"#4b0082",ivory:"#fffff0",khaki:"#f0e68c",lavender:"#e6e6fa",lavenderblush:"#fff0f5",lawngreen:"#7cfc00",lemonchiffon:"#fffacd",lightblue:"#add8e6",lightcoral:"#f08080",lightcyan:"#e0ffff",lightgoldenrodyellow:"#fafad2",lightgray:"#d3d3d3",lightgrey:"#d3d3d3",lightgreen:"#90ee90",lightpink:"#ffb6c1",lightsalmon:"#ffa07a",lightseagreen:"#20b2aa",lightskyblue:"#87cefa",lightslategray:"#778899",lightslategrey:"#778899",lightsteelblue:"#b0c4de",lightyellow:"#ffffe0",lime:"#00ff00",limegreen:"#32cd32",linen:"#faf0e6",magenta:"#ff00ff",maroon:"#800000",mediumaquamarine:"#66cdaa",mediumblue:"#0000cd",mediumorchid:"#ba55d3",mediumpurple:"#9370d8",mediumseagreen:"#3cb371",mediumslateblue:"#7b68ee",mediumspringgreen:"#00fa9a",mediumturquoise:"#48d1cc",mediumvioletred:"#c71585",midnightblue:"#191970",mintcream:"#f5fffa",mistyrose:"#ffe4e1",moccasin:"#ffe4b5",navajowhite:"#ffdead",navy:"#000080",oldlace:"#fdf5e6",olive:"#808000",olivedrab:"#6b8e23",orange:"#ffa500",orangered:"#ff4500",orchid:"#da70d6",palegoldenrod:"#eee8aa",palegreen:"#98fb98",paleturquoise:"#afeeee",palevioletred:"#d87093",papayawhip:"#ffefd5",peachpuff:"#ffdab9",peru:"#cd853f",pink:"#ffc0cb",plum:"#dda0dd",powderblue:"#b0e0e6",purple:"#800080",rebeccapurple:"#663399",red:"#ff0000",rosybrown:"#bc8f8f",royalblue:"#4169e1",saddlebrown:"#8b4513",salmon:"#fa8072",sandybrown:"#f4a460",seagreen:"#2e8b57",seashell:"#fff5ee",sienna:"#a0522d",silver:"#c0c0c0",skyblue:"#87ceeb",slateblue:"#6a5acd",slategray:"#708090",slategrey:"#708090",snow:"#fffafa",springgreen:"#00ff7f",steelblue:"#4682b4",tan:"#d2b48c",teal:"#008080",thistle:"#d8bfd8",tomato:"#ff6347",turquoise:"#40e0d0",violet:"#ee82ee",wheat:"#f5deb3",white:"#ffffff",whitesmoke:"#f5f5f5",yellow:"#ffff00",yellowgreen:"#9acd32"}},{}],12:[function(a,b){b.exports={colors:a("./colors"),unitConversions:a("./unit-conversions")}},{"./colors":11,"./unit-conversions":13}],13:[function(a,b){b.exports={length:{m:1,cm:.01,mm:.001,"in":.0254,px:.0254/96,pt:.0254/72,pc:.0254/72*12},duration:{s:1,ms:.001},angle:{rad:1/(2*Math.PI),deg:1/360,grad:.0025,turn:1}}},{}],14:[function(a,b){var c=function(){};c.prototype.getPath=function(a){var b=a.lastIndexOf("?");return b>0&&(a=a.slice(0,b)),b=a.lastIndexOf("/"),0>b&&(b=a.lastIndexOf("\\")),0>b?"":a.slice(0,b+1)},c.prototype.tryAppendExtension=function(a,b){return/(\.[a-z]*$)|([\?;].*)$/.test(a)?a:a+b},c.prototype.tryAppendLessExtension=function(a){return this.tryAppendExtension(a,".less")},c.prototype.supportsSync=function(){return!1},c.prototype.alwaysMakePathsAbsolute=function(){return!1},c.prototype.isPathAbsolute=function(a){return/^(?:[a-z-]+:|\/|\\|#)/i.test(a)},c.prototype.join=function(a,b){return a?a+b:b},c.prototype.pathDiff=function(a,b){var c,d,e,f,g=this.extractUrlParts(a),h=this.extractUrlParts(b),i="";if(g.hostPart!==h.hostPart)return"";for(d=Math.max(h.directories.length,g.directories.length),c=0;d>c&&h.directories[c]===g.directories[c];c++);for(f=h.directories.slice(c),e=g.directories.slice(c),c=0;f.length-1>c;c++)i+="../";for(c=0;e.length-1>c;c++)i+=e[c]+"/";return 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a({contentsIgnoredCharsMap:d.contentsIgnoredChars,rootNode:b,contentsMap:d.contents,sourceMapFilename:this.options.sourceMapFilename,sourceMapURL:this.options.sourceMapURL,outputFilename:this.options.sourceMapOutputFilename,sourceMapBasepath:this.options.sourceMapBasepath,sourceMapRootpath:this.options.sourceMapRootpath,outputSourceFiles:this.options.outputSourceFiles,sourceMapGenerator:this.options.sourceMapGenerator,sourceMapFileInline:this.options.sourceMapFileInline}),f=e.toCSS(c);return this.sourceMap=e.sourceMap,this.sourceMapURL=e.sourceMapURL,this.options.sourceMapInputFilename&&(this.sourceMapInputFilename=e.normalizeFilename(this.options.sourceMapInputFilename)),f+this.getCSSAppendage()},c.prototype.getCSSAppendage=function(){var a=this.sourceMapURL;if(this.options.sourceMapFileInline){if(void 0===this.sourceMap)return"";a="data:application/json;base64,"+b.encodeBase64(this.sourceMap)}return a?"/*# sourceMappingURL="+a+" 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+this._contentsIgnoredCharsMap=b.contentsIgnoredCharsMap,b.sourceMapFilename&&(this._sourceMapFilename=b.sourceMapFilename.replace(/\\/g,"/")),this._outputFilename=b.outputFilename,this.sourceMapURL=b.sourceMapURL,b.sourceMapBasepath&&(this._sourceMapBasepath=b.sourceMapBasepath.replace(/\\/g,"/")),b.sourceMapRootpath?(this._sourceMapRootpath=b.sourceMapRootpath.replace(/\\/g,"/"),"/"!==this._sourceMapRootpath.charAt(this._sourceMapRootpath.length-1)&&(this._sourceMapRootpath+="/")):this._sourceMapRootpath="",this._outputSourceFiles=b.outputSourceFiles,this._sourceMapGeneratorConstructor=a.getSourceMapGenerator(),this._lineNumber=0,this._column=0};return b.prototype.normalizeFilename=function(a){return a=a.replace(/\\/g,"/"),this._sourceMapBasepath&&0===a.indexOf(this._sourceMapBasepath)&&(a=a.substring(this._sourceMapBasepath.length),("\\"===a.charAt(0)||"/"===a.charAt(0))&&(a=a.substring(1))),(this._sourceMapRootpath||"")+a},b.prototype.add=function(a,b,c,d){if(a){var e,f,g,h,i;if(b){var j=this._contentsMap[b.filename];this._contentsIgnoredCharsMap[b.filename]&&(c-=this._contentsIgnoredCharsMap[b.filename],0>c&&(c=0),j=j.slice(this._contentsIgnoredCharsMap[b.filename])),j=j.substring(0,c),f=j.split("\n"),h=f[f.length-1]}if(e=a.split("\n"),g=e[e.length-1],b)if(d)for(i=0;e.length>i;i++)this._sourceMapGenerator.addMapping({generated:{line:this._lineNumber+i+1,column:0===i?this._column:0},original:{line:f.length+i,column:0===i?h.length:0},source:this.normalizeFilename(b.filename)});else this._sourceMapGenerator.addMapping({generated:{line:this._lineNumber+1,column:this._column},original:{line:f.length,column:h.length},source:this.normalizeFilename(b.filename)});1===e.length?this._column+=g.length:(this._lineNumber+=e.length-1,this._column=g.length),this._css.push(a)}},b.prototype.isEmpty=function(){return 0===this._css.length},b.prototype.toCSS=function(a){if(this._sourceMapGenerator=new this._sourceMapGeneratorConstructor({file:this._outputFilename,sourceRoot:null}),this._outputSourceFiles)for(var b in this._contentsMap)if(this._contentsMap.hasOwnProperty(b)){var c=this._contentsMap[b];this._contentsIgnoredCharsMap[b]&&(c=c.slice(this._contentsIgnoredCharsMap[b])),this._sourceMapGenerator.setSourceContent(this.normalizeFilename(b),c)}if(this._rootNode.genCSS(a,this),this._css.length>0){var d,e=JSON.stringify(this._sourceMapGenerator.toJSON());this.sourceMapURL?d=this.sourceMapURL:this._sourceMapFilename&&(d=this._sourceMapFilename),this.sourceMapURL=d,this.sourceMap=e}return this._css.join("")},b}},{}],43:[function(a,b){var c=a("./contexts"),d=a("./visitors"),e=a("./tree");b.exports=function(a,b){b=b||{};var f,g=b.variables,h=new c.Eval(b);"object"!=typeof g||Array.isArray(g)||(g=Object.keys(g).map(function(a){var b=g[a];return b instanceof e.Value||(b instanceof e.Expression||(b=new e.Expression([b])),b=new e.Value([b])),new e.Rule("@"+a,b,!1,null,0)}),h.frames=[new e.Ruleset(null,g)]);var i,j=[],k=[new d.JoinSelectorVisitor,new d.ExtendVisitor,new d.ToCSSVisitor({compress:Boolean(b.compress)})];if(b.pluginManager){var l=b.pluginManager.getVisitors();for(i=0;l.length>i;i++){var m=l[i];m.isPreEvalVisitor?j.push(m):m.isPreVisitor?k.splice(0,0,m):k.push(m)}}for(i=0;j.length>i;i++)j[i].run(a);for(f=a.eval(h),i=0;k.length>i;i++)k[i].run(f);return f}},{"./contexts":10,"./tree":61,"./visitors":86}],44:[function(a,b){var c=a("./node"),d=function(a){this.value=a};d.prototype=new c,d.prototype.type="Alpha",d.prototype.accept=function(a){this.value=a.visit(this.value)},d.prototype.eval=function(a){return this.value.eval?new d(this.value.eval(a)):this},d.prototype.genCSS=function(a,b){b.add("alpha(opacity="),this.value.genCSS?this.value.genCSS(a,b):b.add(this.value),b.add(")")},b.exports=d},{"./node":69}],45:[function(a,b){var c=a("./node"),d=function(a,b,c,d,e,f){this.value=a,this.index=b,this.mapLines=d,this.currentFileInfo=c,this.rulesetLike="undefined"==typeof e?!1:e,this.isReferenced=f||!1};d.prototype=new c,d.prototype.type="Anonymous",d.prototype.eval=function(){return new d(this.value,this.index,this.currentFileInfo,this.mapLines,this.rulesetLike,this.isReferenced)},d.prototype.compare=function(a){return a.toCSS&&this.toCSS()===a.toCSS()?0:void 0},d.prototype.isRulesetLike=function(){return this.rulesetLike},d.prototype.genCSS=function(a,b){b.add(this.value,this.currentFileInfo,this.index,this.mapLines)},d.prototype.markReferenced=function(){this.isReferenced=!0},d.prototype.getIsReferenced=function(){return!this.currentFileInfo||!this.currentFileInfo.reference||this.isReferenced},b.exports=d},{"./node":69}],46:[function(a,b){var c=a("./node"),d=function(a,b){this.key=a,this.value=b};d.prototype=new c,d.prototype.type="Assignment",d.prototype.accept=function(a){this.value=a.visit(this.value)},d.prototype.eval=function(a){return this.value.eval?new d(this.key,this.value.eval(a)):this},d.prototype.genCSS=function(a,b){b.add(this.key+"="),this.value.genCSS?this.value.genCSS(a,b):b.add(this.value)},b.exports=d},{"./node":69}],47:[function(a,b){var c=a("./node"),d=function(a,b,c){this.key=a,this.op=b,this.value=c};d.prototype=new c,d.prototype.type="Attribute",d.prototype.eval=function(a){return new d(this.key.eval?this.key.eval(a):this.key,this.op,this.value&&this.value.eval?this.value.eval(a):this.value)},d.prototype.genCSS=function(a,b){b.add(this.toCSS(a))},d.prototype.toCSS=function(a){var b=this.key.toCSS?this.key.toCSS(a):this.key;return this.op&&(b+=this.op,b+=this.value.toCSS?this.value.toCSS(a):this.value),"["+b+"]"},b.exports=d},{"./node":69}],48:[function(a,b){var c=a("./node"),d=a("../functions/function-caller"),e=function(a,b,c,d){this.name=a,this.args=b,this.index=c,this.currentFileInfo=d};e.prototype=new c,e.prototype.type="Call",e.prototype.accept=function(a){this.args&&(this.args=a.visitArray(this.args))},e.prototype.eval=function(a){var b,c=this.args.map(function(b){return b.eval(a)}),f=new d(this.name,a,this.index,this.currentFileInfo);if(f.isValid())try{if(b=f.call(c),null!=b)return b}catch(g){throw{type:g.type||"Runtime",message:"error evaluating function `"+this.name+"`"+(g.message?": "+g.message:""),index:this.index,filename:this.currentFileInfo.filename}}return new e(this.name,c,this.index,this.currentFileInfo)},e.prototype.genCSS=function(a,b){b.add(this.name+"(",this.currentFileInfo,this.index);for(var c=0;this.args.length>c;c++)this.args[c].genCSS(a,b),this.args.length>c+1&&b.add(", ");b.add(")")},b.exports=e},{"../functions/function-caller":20,"./node":69}],49:[function(a,b){function c(a,b){return Math.min(Math.max(a,0),b)}function d(a){return"#"+a.map(function(a){return a=c(Math.round(a),255),(16>a?"0":"")+a.toString(16)}).join("")}var e=a("./node"),f=a("../data/colors"),g=function(a,b,c){this.rgb=Array.isArray(a)?a:6==a.length?a.match(/.{2}/g).map(function(a){return parseInt(a,16)}):a.split("").map(function(a){return parseInt(a+a,16)}),this.alpha="number"==typeof b?b:1,"undefined"!=typeof c&&(this.value=c)};g.prototype=new e,g.prototype.type="Color",g.prototype.luma=function(){var a=this.rgb[0]/255,b=this.rgb[1]/255,c=this.rgb[2]/255;return a=.03928>=a?a/12.92:Math.pow((a+.055)/1.055,2.4),b=.03928>=b?b/12.92:Math.pow((b+.055)/1.055,2.4),c=.03928>=c?c/12.92:Math.pow((c+.055)/1.055,2.4),.2126*a+.7152*b+.0722*c},g.prototype.genCSS=function(a,b){b.add(this.toCSS(a))},g.prototype.toCSS=function(a,b){var d,e,f=a&&a.compress&&!b;if(this.value)return this.value;if(e=this.fround(a,this.alpha),1>e)return"rgba("+this.rgb.map(function(a){return c(Math.round(a),255)}).concat(c(e,1)).join(","+(f?"":" "))+")";if(d=this.toRGB(),f){var g=d.split("");g[1]===g[2]&&g[3]===g[4]&&g[5]===g[6]&&(d="#"+g[1]+g[3]+g[5])}return d},g.prototype.operate=function(a,b,c){for(var d=[],e=this.alpha*(1-c.alpha)+c.alpha,f=0;3>f;f++)d[f]=this._operate(a,b,this.rgb[f],c.rgb[f]);return new g(d,e)},g.prototype.toRGB=function(){return d(this.rgb)},g.prototype.toHSL=function(){var a,b,c=this.rgb[0]/255,d=this.rgb[1]/255,e=this.rgb[2]/255,f=this.alpha,g=Math.max(c,d,e),h=Math.min(c,d,e),i=(g+h)/2,j=g-h;if(g===h)a=b=0;else{switch(b=i>.5?j/(2-g-h):j/(g+h),g){case c:a=(d-e)/j+(e>d?6:0);break;case d:a=(e-c)/j+2;break;case e:a=(c-d)/j+4}a/=6}return{h:360*a,s:b,l:i,a:f}},g.prototype.toHSV=function(){var a,b,c=this.rgb[0]/255,d=this.rgb[1]/255,e=this.rgb[2]/255,f=this.alpha,g=Math.max(c,d,e),h=Math.min(c,d,e),i=g,j=g-h;if(b=0===g?0:j/g,g===h)a=0;else{switch(g){case c:a=(d-e)/j+(e>d?6:0);break;case d:a=(e-c)/j+2;break;case e:a=(c-d)/j+4}a/=6}return{h:360*a,s:b,v:i,a:f}},g.prototype.toARGB=function(){return d([255*this.alpha].concat(this.rgb))},g.prototype.compare=function(a){return a.rgb&&a.rgb[0]===this.rgb[0]&&a.rgb[1]===this.rgb[1]&&a.rgb[2]===this.rgb[2]&&a.alpha===this.alpha?0:void 0},g.fromKeyword=function(a){var b,c=a.toLowerCase();return f.hasOwnProperty(c)?b=new g(f[c].slice(1)):"transparent"===c&&(b=new g([0,0,0],0)),b?(b.value=a,b):void 0},b.exports=g},{"../data/colors":11,"./node":69}],50:[function(a,b){var c=a("./node"),d=function(a){" "===a?(this.value=" ",this.emptyOrWhitespace=!0):(this.value=a?a.trim():"",this.emptyOrWhitespace=""===this.value)};d.prototype=new c,d.prototype.type="Combinator";var e={"":!0," ":!0,"|":!0};d.prototype.genCSS=function(a,b){var c=a.compress||e[this.value]?"":" ";b.add(c+this.value+c)},b.exports=d},{"./node":69}],51:[function(a,b){var c=a("./node"),d=a("./debug-info"),e=function(a,b,c,d){this.value=a,this.isLineComment=b,this.currentFileInfo=d};e.prototype=new c,e.prototype.type="Comment",e.prototype.genCSS=function(a,b){this.debugInfo&&b.add(d(a,this),this.currentFileInfo,this.index),b.add(this.value)},e.prototype.isSilent=function(a){var b=this.currentFileInfo&&this.currentFileInfo.reference&&!this.isReferenced,c=a.compress&&"!"!==this.value[2];return this.isLineComment||b||c},e.prototype.markReferenced=function(){this.isReferenced=!0},b.exports=e},{"./debug-info":53,"./node":69}],52:[function(a,b){var c=a("./node"),d=function(a,b,c,d,e){this.op=a.trim(),this.lvalue=b,this.rvalue=c,this.index=d,this.negate=e};d.prototype=new c,d.prototype.type="Condition",d.prototype.accept=function(a){this.lvalue=a.visit(this.lvalue),this.rvalue=a.visit(this.rvalue)},d.prototype.eval=function(a){var b=function(a,b,d){switch(a){case"and":return b&&d;case"or":return b||d;default:switch(c.compare(b,d)){case-1:return"<"===a||"=<"===a||"<="===a;case 0:return"="===a||">="===a||"=<"===a||"<="===a;case 1:return">"===a||">="===a;default:return!1}}}(this.op,this.lvalue.eval(a),this.rvalue.eval(a));return this.negate?!b:b},b.exports=d},{"./node":69}],53:[function(a,b){var c=function(a,b,d){var e="";if(a.dumpLineNumbers&&!a.compress)switch(a.dumpLineNumbers){case"comments":e=c.asComment(b);break;case"mediaquery":e=c.asMediaQuery(b);break;case"all":e=c.asComment(b)+(d||"")+c.asMediaQuery(b)}return e};c.asComment=function(a){return"/* line "+a.debugInfo.lineNumber+", "+a.debugInfo.fileName+" */\n"},c.asMediaQuery=function(a){var b=a.debugInfo.fileName;return/^[a-z]+:\/\//i.test(b)||(b="file://"+b),"@media -sass-debug-info{filename{font-family:"+b.replace(/([.:\/\\])/g,function(a){return"\\"==a&&(a="/"),"\\"+a})+"}line{font-family:\\00003"+a.debugInfo.lineNumber+"}}\n"},b.exports=c},{}],54:[function(a,b){var c=a("./node"),d=a("../contexts"),e=function(a,b){this.ruleset=a,this.frames=b};e.prototype=new c,e.prototype.type="DetachedRuleset",e.prototype.evalFirst=!0,e.prototype.accept=function(a){this.ruleset=a.visit(this.ruleset)},e.prototype.eval=function(a){var b=this.frames||a.frames.slice(0);return new e(this.ruleset,b)},e.prototype.callEval=function(a){return this.ruleset.eval(this.frames?new d.Eval(a,this.frames.concat(a.frames)):a)},b.exports=e},{"../contexts":10,"./node":69}],55:[function(a,b){var c=a("./node"),d=a("../data/unit-conversions"),e=a("./unit"),f=a("./color"),g=function(a,b){this.value=parseFloat(a),this.unit=b&&b instanceof e?b:new e(b?[b]:void 0)};g.prototype=new c,g.prototype.type="Dimension",g.prototype.accept=function(a){this.unit=a.visit(this.unit)},g.prototype.eval=function(){return this},g.prototype.toColor=function(){return new f([this.value,this.value,this.value])},g.prototype.genCSS=function(a,b){if(a&&a.strictUnits&&!this.unit.isSingular())throw new Error("Multiple units in dimension. Correct the units or use the unit function. Bad unit: "+this.unit.toString());var c=this.fround(a,this.value),d=String(c);if(0!==c&&1e-6>c&&c>-1e-6&&(d=c.toFixed(20).replace(/0+$/,"")),a&&a.compress){if(0===c&&this.unit.isLength())return void b.add(d);c>0&&1>c&&(d=d.substr(1))}b.add(d),this.unit.genCSS(a,b)},g.prototype.operate=function(a,b,c){var d=this._operate(a,b,this.value,c.value),e=this.unit.clone();if("+"===b||"-"===b)if(0===e.numerator.length&&0===e.denominator.length)e=c.unit.clone(),this.unit.backupUnit&&(e.backupUnit=this.unit.backupUnit);else if(0===c.unit.numerator.length&&0===e.denominator.length);else{if(c=c.convertTo(this.unit.usedUnits()),a.strictUnits&&c.unit.toString()!==e.toString())throw new Error("Incompatible units. Change the units or use the unit function. Bad units: '"+e.toString()+"' and '"+c.unit.toString()+"'.");d=this._operate(a,b,this.value,c.value)}else"*"===b?(e.numerator=e.numerator.concat(c.unit.numerator).sort(),e.denominator=e.denominator.concat(c.unit.denominator).sort(),e.cancel()):"/"===b&&(e.numerator=e.numerator.concat(c.unit.denominator).sort(),e.denominator=e.denominator.concat(c.unit.numerator).sort(),e.cancel());return new g(d,e)},g.prototype.compare=function(a){var b,d;if(!(a instanceof g))return void 0;if(this.unit.isEmpty()||a.unit.isEmpty())b=this,d=a;else if(b=this.unify(),d=a.unify(),0!==b.unit.compare(d.unit))return void 0;return c.numericCompare(b.value,d.value)},g.prototype.unify=function(){return this.convertTo({length:"px",duration:"s",angle:"rad"})},g.prototype.convertTo=function(a){var b,c,e,f,h,i=this.value,j=this.unit.clone(),k={};if("string"==typeof a){for(b in d)d[b].hasOwnProperty(a)&&(k={},k[b]=a);a=k}h=function(a,b){return e.hasOwnProperty(a)?(b?i/=e[a]/e[f]:i*=e[a]/e[f],f):a};for(c in a)a.hasOwnProperty(c)&&(f=a[c],e=d[c],j.map(h));return j.cancel(),new g(i,j)},b.exports=g},{"../data/unit-conversions":13,"./color":49,"./node":69,"./unit":78}],56:[function(a,b){var c=a("./node"),d=a("./selector"),e=a("./ruleset"),f=function(a,b,c,e,f,g,h,i){var j;if(this.name=a,this.value=b,c)for(Array.isArray(c)?this.rules=c:(this.rules=[c],this.rules[0].selectors=new d([],null,null,this.index,f).createEmptySelectors()),j=0;this.rules.length>j;j++)this.rules[j].allowImports=!0;this.index=e,this.currentFileInfo=f,this.debugInfo=g,this.isReferenced=h,this.isRooted=i||!1};f.prototype=new c,f.prototype.type="Directive",f.prototype.accept=function(a){var b=this.value,c=this.rules;c&&(this.rules=a.visitArray(c)),b&&(this.value=a.visit(b))},f.prototype.isRulesetLike=function(){return this.rules||!this.isCharset()},f.prototype.isCharset=function(){return"@charset"===this.name},f.prototype.genCSS=function(a,b){var c=this.value,d=this.rules;b.add(this.name,this.currentFileInfo,this.index),c&&(b.add(" "),c.genCSS(a,b)),d?this.outputRuleset(a,b,d):b.add(";")},f.prototype.eval=function(a){var b,c,d=this.value,e=this.rules;return b=a.mediaPath,c=a.mediaBlocks,a.mediaPath=[],a.mediaBlocks=[],d&&(d=d.eval(a)),e&&(e=[e[0].eval(a)],e[0].root=!0),a.mediaPath=b,a.mediaBlocks=c,new f(this.name,d,e,this.index,this.currentFileInfo,this.debugInfo,this.isReferenced,this.isRooted)},f.prototype.variable=function(a){return this.rules?e.prototype.variable.call(this.rules[0],a):void 0},f.prototype.find=function(){return this.rules?e.prototype.find.apply(this.rules[0],arguments):void 0},f.prototype.rulesets=function(){return this.rules?e.prototype.rulesets.apply(this.rules[0]):void 0},f.prototype.markReferenced=function(){var a,b;if(this.isReferenced=!0,this.rules)for(b=this.rules,a=0;b.length>a;a++)b[a].markReferenced&&b[a].markReferenced()},f.prototype.getIsReferenced=function(){return!this.currentFileInfo||!this.currentFileInfo.reference||this.isReferenced},f.prototype.outputRuleset=function(a,b,c){var d,e=c.length;if(a.tabLevel=(0|a.tabLevel)+1,a.compress){for(b.add("{"),d=0;e>d;d++)c[d].genCSS(a,b);return b.add("}"),void a.tabLevel--}var f="\n"+Array(a.tabLevel).join(" "),g=f+" ";if(e){for(b.add(" {"+g),c[0].genCSS(a,b),d=1;e>d;d++)b.add(g),c[d].genCSS(a,b);b.add(f+"}")}else b.add(" {"+f+"}");a.tabLevel--},b.exports=f},{"./node":69,"./ruleset":75,"./selector":76}],57:[function(a,b){var c=a("./node"),d=a("./paren"),e=a("./combinator"),f=function(a,b,c,d){this.combinator=a instanceof e?a:new e(a),this.value="string"==typeof b?b.trim():b?b:"",this.index=c,this.currentFileInfo=d};f.prototype=new c,f.prototype.type="Element",f.prototype.accept=function(a){var b=this.value;this.combinator=a.visit(this.combinator),"object"==typeof b&&(this.value=a.visit(b))},f.prototype.eval=function(a){return new f(this.combinator,this.value.eval?this.value.eval(a):this.value,this.index,this.currentFileInfo)},f.prototype.genCSS=function(a,b){b.add(this.toCSS(a),this.currentFileInfo,this.index)},f.prototype.toCSS=function(a){a=a||{};var b=this.value,c=a.firstSelector;return b instanceof d&&(a.firstSelector=!0),b=b.toCSS?b.toCSS(a):b,a.firstSelector=c,""===b&&"&"===this.combinator.value.charAt(0)?"":this.combinator.toCSS(a)+b},b.exports=f},{"./combinator":50,"./node":69,"./paren":71}],58:[function(a,b){var c=a("./node"),d=a("./paren"),e=a("./comment"),f=function(a){if(this.value=a,!a)throw new Error("Expression requires an array parameter")};f.prototype=new c,f.prototype.type="Expression",f.prototype.accept=function(a){this.value=a.visitArray(this.value)},f.prototype.eval=function(a){var b,c=this.parens&&!this.parensInOp,e=!1;return c&&a.inParenthesis(),this.value.length>1?b=new f(this.value.map(function(b){return b.eval(a)})):1===this.value.length?(this.value[0].parens&&!this.value[0].parensInOp&&(e=!0),b=this.value[0].eval(a)):b=this,c&&a.outOfParenthesis(),this.parens&&this.parensInOp&&!a.isMathOn()&&!e&&(b=new d(b)),b},f.prototype.genCSS=function(a,b){for(var c=0;this.value.length>c;c++)this.value[c].genCSS(a,b),this.value.length>c+1&&b.add(" ")},f.prototype.throwAwayComments=function(){this.value=this.value.filter(function(a){return!(a instanceof e)})},f.prototype.markReferenced=function(){this.value.forEach(function(a){a.markReferenced&&a.markReferenced()})},b.exports=f},{"./comment":51,"./node":69,"./paren":71}],59:[function(a,b){var c=a("./node"),d=function e(a,b,c){switch(this.selector=a,this.option=b,this.index=c,this.object_id=e.next_id++,this.parent_ids=[this.object_id],b){case"all":this.allowBefore=!0,this.allowAfter=!0;break;default:this.allowBefore=!1,this.allowAfter=!1}};d.next_id=0,d.prototype=new c,d.prototype.type="Extend",d.prototype.accept=function(a){this.selector=a.visit(this.selector)},d.prototype.eval=function(a){return new d(this.selector.eval(a),this.option,this.index)},d.prototype.clone=function(){return new d(this.selector,this.option,this.index)},d.prototype.findSelfSelectors=function(a){var b,c,d=[];for(b=0;a.length>b;b++)c=a[b].elements,b>0&&c.length&&""===c[0].combinator.value&&(c[0].combinator.value=" "),d=d.concat(a[b].elements);this.selfSelectors=[{elements:d}]},b.exports=d},{"./node":69}],60:[function(a,b){var c=a("./node"),d=a("./media"),e=a("./url"),f=a("./quoted"),g=a("./ruleset"),h=a("./anonymous"),i=function(a,b,c,d,e){if(this.options=c,this.index=d,this.path=a,this.features=b,this.currentFileInfo=e,void 0!==this.options.less||this.options.inline)this.css=!this.options.less||this.options.inline;else{var f=this.getPath();f&&/[#\.\&\?\/]css([\?;].*)?$/.test(f)&&(this.css=!0)}};i.prototype=new c,i.prototype.type="Import",i.prototype.accept=function(a){this.features&&(this.features=a.visit(this.features)),this.path=a.visit(this.path),this.options.plugin||this.options.inline||!this.root||(this.root=a.visit(this.root))},i.prototype.genCSS=function(a,b){this.css&&void 0===this.path.currentFileInfo.reference&&(b.add("@import ",this.currentFileInfo,this.index),this.path.genCSS(a,b),this.features&&(b.add(" "),this.features.genCSS(a,b)),b.add(";"))},i.prototype.getPath=function(){return this.path instanceof e?this.path.value.value:this.path.value},i.prototype.isVariableImport=function(){var a=this.path;return a instanceof e&&(a=a.value),a instanceof f?a.containsVariables():!0},i.prototype.evalForImport=function(a){var b=this.path;return b instanceof e&&(b=b.value),new i(b.eval(a),this.features,this.options,this.index,this.currentFileInfo)},i.prototype.evalPath=function(a){var b=this.path.eval(a),c=this.currentFileInfo&&this.currentFileInfo.rootpath;if(!(b instanceof e)){if(c){var d=b.value;d&&a.isPathRelative(d)&&(b.value=c+d)}b.value=a.normalizePath(b.value)}return b},i.prototype.eval=function(a){var b,c,e=this.features&&this.features.eval(a);if(this.options.plugin)return c=a.frames[0]&&a.frames[0].functionRegistry,c&&this.root&&this.root.functions&&c.addMultiple(this.root.functions),[];if(this.skip&&("function"==typeof this.skip&&(this.skip=this.skip()),this.skip))return[];if(this.options.inline){var f=new h(this.root,0,{filename:this.importedFilename,reference:this.path.currentFileInfo&&this.path.currentFileInfo.reference},!0,!0,!1);return this.features?new d([f],this.features.value):[f]}if(this.css){var j=new i(this.evalPath(a),e,this.options,this.index);if(!j.css&&this.error)throw this.error;return j}return b=new g(null,this.root.rules.slice(0)),b.evalImports(a),this.features?new d(b.rules,this.features.value):b.rules},b.exports=i},{"./anonymous":45,"./media":65,"./node":69,"./quoted":72,"./ruleset":75,"./url":79}],61:[function(a,b){var c={};c.Node=a("./node"),c.Alpha=a("./alpha"),c.Color=a("./color"),c.Directive=a("./directive"),c.DetachedRuleset=a("./detached-ruleset"),c.Operation=a("./operation"),c.Dimension=a("./dimension"),c.Unit=a("./unit"),c.Keyword=a("./keyword"),c.Variable=a("./variable"),c.Ruleset=a("./ruleset"),c.Element=a("./element"),c.Attribute=a("./attribute"),c.Combinator=a("./combinator"),c.Selector=a("./selector"),c.Quoted=a("./quoted"),c.Expression=a("./expression"),c.Rule=a("./rule"),c.Call=a("./call"),c.URL=a("./url"),c.Import=a("./import"),c.mixin={Call:a("./mixin-call"),Definition:a("./mixin-definition")},c.Comment=a("./comment"),c.Anonymous=a("./anonymous"),c.Value=a("./value"),c.JavaScript=a("./javascript"),c.Assignment=a("./assignment"),c.Condition=a("./condition"),c.Paren=a("./paren"),c.Media=a("./media"),c.UnicodeDescriptor=a("./unicode-descriptor"),c.Negative=a("./negative"),c.Extend=a("./extend"),c.RulesetCall=a("./ruleset-call"),b.exports=c},{"./alpha":44,"./anonymous":45,"./assignment":46,"./attribute":47,"./call":48,"./color":49,"./combinator":50,"./comment":51,"./condition":52,"./detached-ruleset":54,"./dimension":55,"./directive":56,"./element":57,"./expression":58,"./extend":59,"./import":60,"./javascript":62,"./keyword":64,"./media":65,"./mixin-call":66,"./mixin-definition":67,"./negative":68,"./node":69,"./operation":70,"./paren":71,"./quoted":72,"./rule":73,"./ruleset":75,"./ruleset-call":74,"./selector":76,"./unicode-descriptor":77,"./unit":78,"./url":79,"./value":80,"./variable":81}],62:[function(a,b){var c=a("./js-eval-node"),d=a("./dimension"),e=a("./quoted"),f=a("./anonymous"),g=function(a,b,c,d){this.escaped=b,this.expression=a,this.index=c,this.currentFileInfo=d};g.prototype=new c,g.prototype.type="JavaScript",g.prototype.eval=function(a){var b=this.evaluateJavaScript(this.expression,a);return"number"==typeof b?new d(b):"string"==typeof b?new e('"'+b+'"',b,this.escaped,this.index):new f(Array.isArray(b)?b.join(", "):b)},b.exports=g},{"./anonymous":45,"./dimension":55,"./js-eval-node":63,"./quoted":72}],63:[function(a,b){var c=a("./node"),d=a("./variable"),e=function(){};e.prototype=new c,e.prototype.evaluateJavaScript=function(a,b){var c,e=this,f={};if(void 0!==b.javascriptEnabled&&!b.javascriptEnabled)throw{message:"You are using JavaScript, which has been disabled.",filename:this.currentFileInfo.filename,index:this.index};a=a.replace(/@\{([\w-]+)\}/g,function(a,c){return e.jsify(new d("@"+c,e.index,e.currentFileInfo).eval(b))});try{a=new Function("return 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c=!1;a.strictMath||(c=!0,a.strictMath=!0);try{b.features=this.features.eval(a)}finally{c&&(a.strictMath=!1)}return a.mediaPath.push(b),a.mediaBlocks.push(b),this.rules[0].functionRegistry=a.frames[0].functionRegistry.inherit(),a.frames.unshift(this.rules[0]),b.rules=[this.rules[0].eval(a)],a.frames.shift(),a.mediaPath.pop(),0===a.mediaPath.length?b.evalTop(a):b.evalNested(a)},i.prototype.evalTop=function(a){var b=this;if(a.mediaBlocks.length>1){var d=new e([],null,null,this.index,this.currentFileInfo).createEmptySelectors();b=new c(d,a.mediaBlocks),b.multiMedia=!0}return delete a.mediaBlocks,delete a.mediaPath,b},i.prototype.evalNested=function(a){var b,e,h=a.mediaPath.concat([this]);for(b=0;h.length>b;b++)e=h[b].features instanceof d?h[b].features.value:h[b].features,h[b]=Array.isArray(e)?e:[e];return this.features=new d(this.permute(h).map(function(a){for(a=a.map(function(a){return a.toCSS?a:new f(a)}),b=a.length-1;b>0;b--)a.splice(b,0,new f("and"));return new g(a)})),new 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d,e,g;for(d=0;2>d;d++){for(y[d]=!0,f.value(d),e=0;c.length>e&&y[d];e++)g=c[e],g.matchCondition&&(y[d]=y[d]&&g.matchCondition(null,a));b.matchCondition&&(y[d]=y[d]&&b.matchCondition(u,a))}return y[0]||y[1]?y[0]!=y[1]?y[1]?B:C:A:z}var c,d,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u=[],v=[],w=!1,x=[],y=[],z=-1,A=0,B=1,C=2;for(k=0;this.arguments.length>k;k++)if(h=this.arguments[k],i=h.value.eval(a),h.expand&&Array.isArray(i.value))for(i=i.value,l=0;i.length>l;l++)u.push({value:i[l]});else u.push({name:h.name,value:i});for(t=function(b){return b.matchArgs(null,a)},k=0;a.frames.length>k;k++)if((c=a.frames[k].find(this.selector,null,t)).length>0){for(o=!0,l=0;c.length>l;l++){for(d=c[l].rule,g=c[l].path,n=!1,m=0;a.frames.length>m;m++)if(!(d instanceof e)&&d===(a.frames[m].originalRuleset||a.frames[m])){n=!0;break}n||d.matchArgs(u,a)&&(p={mixin:d,group:b(d,g)},p.group!==z&&x.push(p),w=!0)}for(f.reset(),r=[0,0,0],l=0;x.length>l;l++)r[x[l].group]++;if(r[A]>0)q=C;else if(q=B,r[B]+r[C]>1)throw{type:"Runtime",message:"Ambiguous use of `default()` found when matching for `"+this.format(u)+"`",index:this.index,filename:this.currentFileInfo.filename};for(l=0;x.length>l;l++)if(p=x[l].group,p===A||p===q)try{d=x[l].mixin,d instanceof e||(s=d.originalRuleset||d,d=new e("",[],d.rules,null,!1),d.originalRuleset=s),Array.prototype.push.apply(v,d.evalCall(a,u,this.important).rules)}catch(D){throw{message:D.message,index:this.index,filename:this.currentFileInfo.filename,stack:D.stack}}if(w){if(!this.currentFileInfo||!this.currentFileInfo.reference)for(k=0;v.length>k;k++)j=v[k],j.markReferenced&&j.markReferenced();return v}}throw o?{type:"Runtime",message:"No matching definition was found for `"+this.format(u)+"`",index:this.index,filename:this.currentFileInfo.filename}:{type:"Name",message:this.selector.toCSS().trim()+" is undefined",index:this.index,filename:this.currentFileInfo.filename}},g.prototype.format=function(a){return this.selector.toCSS().trim()+"("+(a?a.map(function(a){var b="";return a.name&&(b+=a.name+":"),b+=a.value.toCSS?a.value.toCSS():"???"}).join(", "):"")+")"},b.exports=g},{"../functions/default":19,"./mixin-definition":67,"./node":69,"./selector":76}],67:[function(a,b){var c=a("./selector"),d=a("./element"),e=a("./ruleset"),f=a("./rule"),g=a("./expression"),h=a("../contexts"),i=function(a,b,e,f,g,h){this.name=a,this.selectors=[new c([new d(null,a,this.index,this.currentFileInfo)])],this.params=b,this.condition=f,this.variadic=g,this.arity=b.length,this.rules=e,this._lookups={};var i=[];this.required=b.reduce(function(a,b){return!b.name||b.name&&!b.value?a+1:(i.push(b.name),a)},0),this.optionalParameters=i,this.frames=h};i.prototype=new e,i.prototype.type="MixinDefinition",i.prototype.evalFirst=!0,i.prototype.accept=function(a){this.params&&this.params.length&&(this.params=a.visitArray(this.params)),this.rules=a.visitArray(this.rules),this.condition&&(this.condition=a.visit(this.condition))},i.prototype.evalParams=function(a,b,c,d){var i,j,k,l,m,n,o,p,q=new e(null,null),r=this.params.slice(0),s=0;if(b.frames&&b.frames[0]&&b.frames[0].functionRegistry&&(q.functionRegistry=b.frames[0].functionRegistry.inherit()),b=new h.Eval(b,[q].concat(b.frames)),c)for(c=c.slice(0),s=c.length,k=0;s>k;k++)if(j=c[k],n=j&&j.name){for(o=!1,l=0;r.length>l;l++)if(!d[l]&&n===r[l].name){d[l]=j.value.eval(a),q.prependRule(new f(n,j.value.eval(a))),o=!0;break}if(o){c.splice(k,1),k--;continue}throw{type:"Runtime",message:"Named argument for "+this.name+" "+c[k].name+" not found"}}for(p=0,k=0;r.length>k;k++)if(!d[k]){if(j=c&&c[p],n=r[k].name)if(r[k].variadic){for(i=[],l=p;s>l;l++)i.push(c[l].value.eval(a));q.prependRule(new f(n,new g(i).eval(a)))}else{if(m=j&&j.value)m=m.eval(a);else{if(!r[k].value)throw{type:"Runtime",message:"wrong number of arguments for "+this.name+" ("+s+" for "+this.arity+")"};m=r[k].value.eval(b),q.resetCache()}q.prependRule(new f(n,m)),d[k]=m}if(r[k].variadic&&c)for(l=p;s>l;l++)d[l]=c[l].value.eval(a);p++}return q},i.prototype.makeImportant=function(){var a=this.rules?this.rules.map(function(a){return a.makeImportant?a.makeImportant(!0):a}):this.rules,b=new i(this.name,this.params,a,this.condition,this.variadic,this.frames); + +return b},i.prototype.eval=function(a){return new i(this.name,this.params,this.rules,this.condition,this.variadic,this.frames||a.frames.slice(0))},i.prototype.evalCall=function(a,b,c){var d,i,j=[],k=this.frames?this.frames.concat(a.frames):a.frames,l=this.evalParams(a,new h.Eval(a,k),b,j);return l.prependRule(new f("@arguments",new g(j).eval(a))),d=this.rules.slice(0),i=new e(null,d),i.originalRuleset=this,i=i.eval(new h.Eval(a,[this,l].concat(k))),c&&(i=i.makeImportant()),i},i.prototype.matchCondition=function(a,b){return this.condition&&!this.condition.eval(new h.Eval(b,[this.evalParams(b,new h.Eval(b,this.frames?this.frames.concat(b.frames):b.frames),a,[])].concat(this.frames||[]).concat(b.frames)))?!1:!0},i.prototype.matchArgs=function(a,b){var c,d=a&&a.length||0,e=this.optionalParameters,f=a?a.reduce(function(a,b){return e.indexOf(b.name)<0?a+1:a},0):0;if(this.variadic){if(this.required-1>f)return!1}else{if(this.required>f)return!1;if(d>this.params.length)return!1}c=Math.min(f,this.arity);for(var g=0;c>g;g++)if(!this.params[g].name&&!this.params[g].variadic&&a[g].value.eval(b).toCSS()!=this.params[g].value.eval(b).toCSS())return!1;return!0},b.exports=i},{"../contexts":10,"./element":57,"./expression":58,"./rule":73,"./ruleset":75,"./selector":76}],68:[function(a,b){var c=a("./node"),d=a("./operation"),e=a("./dimension"),f=function(a){this.value=a};f.prototype=new c,f.prototype.type="Negative",f.prototype.genCSS=function(a,b){b.add("-"),this.value.genCSS(a,b)},f.prototype.eval=function(a){return a.isMathOn()?new d("*",[new e(-1),this.value]).eval(a):new f(this.value.eval(a))},b.exports=f},{"./dimension":55,"./node":69,"./operation":70}],69:[function(a,b){var c=function(){};c.prototype.toCSS=function(a){var b=[];return this.genCSS(a,{add:function(a){b.push(a)},isEmpty:function(){return 0===b.length}}),b.join("")},c.prototype.genCSS=function(a,b){b.add(this.value)},c.prototype.accept=function(a){this.value=a.visit(this.value)},c.prototype.eval=function(){return this},c.prototype._operate=function(a,b,c,d){switch(b){case"+":return c+d;case"-":return c-d;case"*":return c*d;case"/":return c/d}},c.prototype.fround=function(a,b){var c=a&&a.numPrecision;return null==c?b:Number((b+2e-16).toFixed(c))},c.compare=function(a,b){if(a.compare&&"Quoted"!==b.type&&"Anonymous"!==b.type)return a.compare(b);if(b.compare)return-b.compare(a);if(a.type!==b.type)return void 0;if(a=a.value,b=b.value,!Array.isArray(a))return a===b?0:void 0;if(a.length!==b.length)return void 0;for(var d=0;a.length>d;d++)if(0!==c.compare(a[d],b[d]))return void 0;return 0},c.numericCompare=function(a,b){return b>a?-1:a===b?0:a>b?1:void 0},b.exports=c},{}],70:[function(a,b){var c=a("./node"),d=a("./color"),e=a("./dimension"),f=function(a,b,c){this.op=a.trim(),this.operands=b,this.isSpaced=c};f.prototype=new c,f.prototype.type="Operation",f.prototype.accept=function(a){this.operands=a.visit(this.operands)},f.prototype.eval=function(a){var b=this.operands[0].eval(a),c=this.operands[1].eval(a);if(a.isMathOn()){if(b instanceof e&&c instanceof d&&(b=b.toColor()),c instanceof e&&b instanceof d&&(c=c.toColor()),!b.operate)throw{type:"Operation",message:"Operation on an invalid type"};return b.operate(a,this.op,c)}return new f(this.op,[b,c],this.isSpaced)},f.prototype.genCSS=function(a,b){this.operands[0].genCSS(a,b),this.isSpaced&&b.add(" "),b.add(this.op),this.isSpaced&&b.add(" "),this.operands[1].genCSS(a,b)},b.exports=f},{"./color":49,"./dimension":55,"./node":69}],71:[function(a,b){var c=a("./node"),d=function(a){this.value=a};d.prototype=new c,d.prototype.type="Paren",d.prototype.genCSS=function(a,b){b.add("("),this.value.genCSS(a,b),b.add(")")},d.prototype.eval=function(a){return new d(this.value.eval(a))},b.exports=d},{"./node":69}],72:[function(a,b){var c=a("./node"),d=a("./js-eval-node"),e=a("./variable"),f=function(a,b,c,d,e){this.escaped=null==c?!0:c,this.value=b||"",this.quote=a.charAt(0),this.index=d,this.currentFileInfo=e};f.prototype=new d,f.prototype.type="Quoted",f.prototype.genCSS=function(a,b){this.escaped||b.add(this.quote,this.currentFileInfo,this.index),b.add(this.value),this.escaped||b.add(this.quote)},f.prototype.containsVariables=function(){return this.value.match(/(`([^`]+)`)|@\{([\w-]+)\}/)},f.prototype.eval=function(a){function b(a,b,c){var d=a;do a=d,d=a.replace(b,c);while(a!==d);return d}var c=this,d=this.value,g=function(b,d){return String(c.evaluateJavaScript(d,a))},h=function(b,d){var g=new e("@"+d,c.index,c.currentFileInfo).eval(a,!0);return g instanceof f?g.value:g.toCSS()};return d=b(d,/`([^`]+)`/g,g),d=b(d,/@\{([\w-]+)\}/g,h),new f(this.quote+d+this.quote,d,this.escaped,this.index,this.currentFileInfo)},f.prototype.compare=function(a){return"Quoted"!==a.type||this.escaped||a.escaped?a.toCSS&&this.toCSS()===a.toCSS()?0:void 0:c.numericCompare(this.value,a.value)},b.exports=f},{"./js-eval-node":63,"./node":69,"./variable":81}],73:[function(a,b){function c(a,b){var c,d="",e=b.length,f={add:function(a){d+=a}};for(c=0;e>c;c++)b[c].eval(a).genCSS(a,f);return d}var d=a("./node"),e=a("./value"),f=a("./keyword"),g=function(a,b,c,f,g,h,i,j){this.name=a,this.value=b instanceof d?b:new e([b]),this.important=c?" "+c.trim():"",this.merge=f,this.index=g,this.currentFileInfo=h,this.inline=i||!1,this.variable=void 0!==j?j:a.charAt&&"@"===a.charAt(0)};g.prototype=new d,g.prototype.type="Rule",g.prototype.genCSS=function(a,b){b.add(this.name+(a.compress?":":": "),this.currentFileInfo,this.index);try{this.value.genCSS(a,b)}catch(c){throw c.index=this.index,c.filename=this.currentFileInfo.filename,c}b.add(this.important+(this.inline||a.lastRule&&a.compress?"":";"),this.currentFileInfo,this.index)},g.prototype.eval=function(a){var b,d=!1,e=this.name,h=this.variable;"string"!=typeof e&&(e=1===e.length&&e[0]instanceof f?e[0].value:c(a,e),h=!1),"font"!==e||a.strictMath||(d=!0,a.strictMath=!0);try{if(a.importantScope.push({}),b=this.value.eval(a),!this.variable&&"DetachedRuleset"===b.type)throw{message:"Rulesets cannot be evaluated on a property.",index:this.index,filename:this.currentFileInfo.filename};var i=this.important,j=a.importantScope.pop();return!i&&j.important&&(i=j.important),new g(e,b,i,this.merge,this.index,this.currentFileInfo,this.inline,h)}catch(k){throw"number"!=typeof k.index&&(k.index=this.index,k.filename=this.currentFileInfo.filename),k}finally{d&&(a.strictMath=!1)}},g.prototype.makeImportant=function(){return new g(this.name,this.value,"!important",this.merge,this.index,this.currentFileInfo,this.inline)};var h=function(a){Array.isArray(a)?a.forEach(function(a){h(a)}):a.markReferenced&&a.markReferenced()};g.prototype.markReferenced=function(){this.value&&h(this.value)},b.exports=g},{"./keyword":64,"./node":69,"./value":80}],74:[function(a,b){var c=a("./node"),d=a("./variable"),e=function(a){this.variable=a};e.prototype=new c,e.prototype.type="RulesetCall",e.prototype.eval=function(a){var b=new d(this.variable).eval(a);return b.callEval(a)},b.exports=e},{"./node":69,"./variable":81}],75:[function(a,b){var c=a("./node"),d=a("./rule"),e=a("./selector"),f=a("./element"),g=a("./paren"),h=a("../contexts"),i=a("../functions/function-registry"),j=a("../functions/default"),k=a("./debug-info"),l=function(a,b,c){this.selectors=a,this.rules=b,this._lookups={},this.strictImports=c};l.prototype=new c,l.prototype.type="Ruleset",l.prototype.isRuleset=!0,l.prototype.isRulesetLike=!0,l.prototype.accept=function(a){this.paths?a.visitArray(this.paths,!0):this.selectors&&(this.selectors=a.visitArray(this.selectors)),this.rules&&this.rules.length&&(this.rules=a.visitArray(this.rules))},l.prototype.eval=function(a){var b,c,e,f,g=this.selectors,h=!1;if(g&&(c=g.length)){for(b=[],j.error({type:"Syntax",message:"it is currently only allowed in parametric mixin guards,"}),f=0;c>f;f++)e=g[f].eval(a),b.push(e),e.evaldCondition&&(h=!0);j.reset()}else h=!0;var k,m,n=this.rules?this.rules.slice(0):null,o=new l(b,n,this.strictImports);o.originalRuleset=this,o.root=this.root,o.firstRoot=this.firstRoot,o.allowImports=this.allowImports,this.debugInfo&&(o.debugInfo=this.debugInfo),h||(n.length=0),o.functionRegistry=function(a){for(var b,c=0,d=a.length;c!==d;++c)if(b=a[c].functionRegistry)return b;return i}(a.frames).inherit();var p=a.frames;p.unshift(o);var q=a.selectors;q||(a.selectors=q=[]),q.unshift(this.selectors),(o.root||o.allowImports||!o.strictImports)&&o.evalImports(a);var r=o.rules,s=r?r.length:0;for(f=0;s>f;f++)r[f].evalFirst&&(r[f]=r[f].eval(a));var t=a.mediaBlocks&&a.mediaBlocks.length||0;for(f=0;s>f;f++)"MixinCall"===r[f].type?(n=r[f].eval(a).filter(function(a){return a instanceof d&&a.variable?!o.variable(a.name):!0}),r.splice.apply(r,[f,1].concat(n)),s+=n.length-1,f+=n.length-1,o.resetCache()):"RulesetCall"===r[f].type&&(n=r[f].eval(a).rules.filter(function(a){return a instanceof d&&a.variable?!1:!0}),r.splice.apply(r,[f,1].concat(n)),s+=n.length-1,f+=n.length-1,o.resetCache());for(f=0;r.length>f;f++)k=r[f],k.evalFirst||(r[f]=k=k.eval?k.eval(a):k);for(f=0;r.length>f;f++)if(k=r[f],k instanceof l&&k.selectors&&1===k.selectors.length&&k.selectors[0].isJustParentSelector()){r.splice(f--,1);for(var u=0;k.rules.length>u;u++)m=k.rules[u],m instanceof d&&m.variable||r.splice(++f,0,m)}if(p.shift(),q.shift(),a.mediaBlocks)for(f=t;a.mediaBlocks.length>f;f++)a.mediaBlocks[f].bubbleSelectors(b);return o},l.prototype.evalImports=function(a){var b,c,d=this.rules;if(d)for(b=0;d.length>b;b++)"Import"===d[b].type&&(c=d[b].eval(a),c&&c.length?(d.splice.apply(d,[b,1].concat(c)),b+=c.length-1):d.splice(b,1,c),this.resetCache())},l.prototype.makeImportant=function(){var a=new l(this.selectors,this.rules.map(function(a){return a.makeImportant?a.makeImportant():a}),this.strictImports);return a},l.prototype.matchArgs=function(a){return!a||0===a.length},l.prototype.matchCondition=function(a,b){var c=this.selectors[this.selectors.length-1];return c.evaldCondition?c.condition&&!c.condition.eval(new h.Eval(b,b.frames))?!1:!0:!1},l.prototype.resetCache=function(){this._rulesets=null,this._variables=null,this._lookups={}},l.prototype.variables=function(){return this._variables||(this._variables=this.rules?this.rules.reduce(function(a,b){if(b instanceof d&&b.variable===!0&&(a[b.name]=b),"Import"===b.type&&b.root&&b.root.variables){var c=b.root.variables();for(var e in c)c.hasOwnProperty(e)&&(a[e]=c[e])}return a},{}):{}),this._variables},l.prototype.variable=function(a){return this.variables()[a]},l.prototype.rulesets=function(){if(!this.rules)return[];var a,b,c=[],d=this.rules,e=d.length;for(a=0;e>a;a++)b=d[a],b.isRuleset&&c.push(b);return c},l.prototype.prependRule=function(a){var b=this.rules;b?b.unshift(a):this.rules=[a]},l.prototype.find=function(a,b,c){b=b||this;var d,f,g=[],h=a.toCSS();return h in this._lookups?this._lookups[h]:(this.rulesets().forEach(function(h){if(h!==b)for(var i=0;h.selectors.length>i;i++)if(d=a.match(h.selectors[i])){if(a.elements.length>d){if(!c||c(h)){f=h.find(new e(a.elements.slice(d)),b,c);for(var j=0;f.length>j;++j)f[j].path.push(h);Array.prototype.push.apply(g,f)}}else g.push({rule:h,path:[]});break}}),this._lookups[h]=g,g)},l.prototype.genCSS=function(a,b){function c(a){return"boolean"==typeof a.isRulesetLike?a.isRulesetLike:"function"==typeof a.isRulesetLike?a.isRulesetLike():!1}var d,e,f,g,h,i=[],j=[];a.tabLevel=a.tabLevel||0,this.root||a.tabLevel++;var l,m=a.compress?"":Array(a.tabLevel+1).join(" "),n=a.compress?"":Array(a.tabLevel).join(" "),o=0,p=0;for(d=0;this.rules.length>d;d++)g=this.rules[d],"Comment"===g.type?(p===d&&p++,j.push(g)):g.isCharset&&g.isCharset()?(j.splice(o,0,g),o++,p++):"Import"===g.type?(j.splice(p,0,g),p++):j.push(g);if(j=i.concat(j),!this.root){f=k(a,this,n),f&&(b.add(f),b.add(n));var q,r=this.paths,s=r.length;for(l=a.compress?",":",\n"+n,d=0;s>d;d++)if(h=r[d],q=h.length)for(d>0&&b.add(l),a.firstSelector=!0,h[0].genCSS(a,b),a.firstSelector=!1,e=1;q>e;e++)h[e].genCSS(a,b);b.add((a.compress?"{":" {\n")+m)}for(d=0;j.length>d;d++){g=j[d],d+1===j.length&&(a.lastRule=!0);var t=a.lastRule;c(g)&&(a.lastRule=!1),g.genCSS?g.genCSS(a,b):g.value&&b.add(g.value.toString()),a.lastRule=t,a.lastRule?a.lastRule=!1:b.add(a.compress?"":"\n"+m)}this.root||(b.add(a.compress?"}":"\n"+n+"}"),a.tabLevel--),b.isEmpty()||a.compress||!this.firstRoot||b.add("\n")},l.prototype.markReferenced=function(){var a;if(this.selectors)for(a=0;this.selectors.length>a;a++)this.selectors[a].markReferenced();if(this.rules)for(a=0;this.rules.length>a;a++)this.rules[a].markReferenced&&this.rules[a].markReferenced()},l.prototype.getIsReferenced=function(){var a,b,c,d;if(this.paths)for(a=0;this.paths.length>a;a++)for(c=this.paths[a],b=0;c.length>b;b++)if(c[b].getIsReferenced&&c[b].getIsReferenced())return!0;if(this.selectors)for(a=0;this.selectors.length>a;a++)if(d=this.selectors[a],d.getIsReferenced&&d.getIsReferenced())return!0;return!1},l.prototype.joinSelectors=function(a,b,c){for(var d=0;c.length>d;d++)this.joinSelector(a,b,c[d])},l.prototype.joinSelector=function(a,b,c){function d(a,b){var c,d;if(0===a.length)c=new g(a[0]);else{var h=[];for(d=0;a.length>d;d++)h.push(new f(null,a[d],b.index,b.currentFileInfo));c=new g(new e(h))}return c}function h(a,b){var c,d;return c=new f(null,a,b.index,b.currentFileInfo),d=new e([c])}function i(a,b,c){function e(a){var b;return"Paren"!==a.value.type?null:(b=a.value.value,"Selector"!==b.type?null:b)}var g,m,n,o,p,q,r,s,t,u,v=!1;for(o=[],p=[[]],g=0;c.elements.length>g;g++)if(s=c.elements[g],"&"!==s.value){var w=e(s);if(null!=w){l(o,p);var x,y=[],z=[];for(x=i(y,b,w),v=v||x,n=0;y.length>n;n++){var A=h(d(y[n],s),s);k(p,[A],s,c,z)}p=z,o=[]}else o.push(s)}else{for(v=!0,q=[],l(o,p),m=0;p.length>m;m++)if(r=p[m],0===b.length)r.length>0&&r[0].elements.push(new f(s.combinator,"",s.index,s.currentFileInfo)),q.push(r);else for(n=0;b.length>n;n++){var B=j(r,b[n],s,c);q.push(B)}p=q,o=[]}for(l(o,p),g=0;p.length>g;g++)t=p[g].length,t>0&&(a.push(p[g]),u=p[g][t-1],p[g][t-1]=u.createDerived(u.elements,c.extendList));return v}function j(a,b,c,d){var e,g,h;if(e=[],a.length>0?(e=a.slice(0),g=e.pop(),h=d.createDerived(g.elements.slice(0))):h=d.createDerived([]),b.length>0){var i=c.combinator,j=b[0].elements[0];i.emptyOrWhitespace&&!j.combinator.emptyOrWhitespace&&(i=j.combinator),h.elements.push(new f(i,j.value,c.index,c.currentFileInfo)),h.elements=h.elements.concat(b[0].elements.slice(1))}return 0!==h.elements.length&&e.push(h),b.length>1&&(e=e.concat(b.slice(1))),e}function k(a,b,c,d,e){var f;for(f=0;a.length>f;f++){var g=j(a[f],b,c,d);e.push(g)}return e}function l(a,b){var c,d;if(0!==a.length){if(0===b.length)return void b.push([new e(a)]);for(c=0;b.length>c;c++)d=b[c],d.length>0?d[d.length-1]=d[d.length-1].createDerived(d[d.length-1].elements.concat(a)):d.push(new e(a))}}var m,n,o;if(n=[],o=i(n,b,c),!o)if(b.length>0)for(n=[],m=0;b.length>m;m++)n.push(b[m].concat(c));else n=[[c]];for(m=0;n.length>m;m++)a.push(n[m])},b.exports=l},{"../contexts":10,"../functions/default":19,"../functions/function-registry":21,"./debug-info":53,"./element":57,"./node":69,"./paren":71,"./rule":73,"./selector":76}],76:[function(a,b){var c=a("./node"),d=a("./element"),e=function(a,b,c,d,e,f){this.elements=a,this.extendList=b,this.condition=c,this.currentFileInfo=e||{},this.isReferenced=f,c||(this.evaldCondition=!0)};e.prototype=new c,e.prototype.type="Selector",e.prototype.accept=function(a){this.elements&&(this.elements=a.visitArray(this.elements)),this.extendList&&(this.extendList=a.visitArray(this.extendList)),this.condition&&(this.condition=a.visit(this.condition))},e.prototype.createDerived=function(a,b,c){c=null!=c?c:this.evaldCondition;var d=new e(a,b||this.extendList,null,this.index,this.currentFileInfo,this.isReferenced);return d.evaldCondition=c,d.mediaEmpty=this.mediaEmpty,d},e.prototype.createEmptySelectors=function(){var a=new d("","&",this.index,this.currentFileInfo),b=[new e([a],null,null,this.index,this.currentFileInfo)];return b[0].mediaEmpty=!0,b},e.prototype.match=function(a){var b,c,d=this.elements,e=d.length;if(a.CacheElements(),b=a._elements.length,0===b||b>e)return 0;for(c=0;b>c;c++)if(d[c].value!==a._elements[c])return 0;return b},e.prototype.CacheElements=function(){if(!this._elements){var a=this.elements.map(function(a){return a.combinator.value+(a.value.value||a.value)}).join("").match(/[,&#\*\.\w-]([\w-]|(\\.))*/g);a?"&"===a[0]&&a.shift():a=[],this._elements=a}},e.prototype.isJustParentSelector=function(){return!this.mediaEmpty&&1===this.elements.length&&"&"===this.elements[0].value&&(" "===this.elements[0].combinator.value||""===this.elements[0].combinator.value)},e.prototype.eval=function(a){var b=this.condition&&this.condition.eval(a),c=this.elements,d=this.extendList;return c=c&&c.map(function(b){return b.eval(a)}),d=d&&d.map(function(b){return b.eval(a)}),this.createDerived(c,d,b)},e.prototype.genCSS=function(a,b){var c,d;if(a&&a.firstSelector||""!==this.elements[0].combinator.value||b.add(" ",this.currentFileInfo,this.index),!this._css)for(c=0;this.elements.length>c;c++)d=this.elements[c],d.genCSS(a,b)},e.prototype.markReferenced=function(){this.isReferenced=!0},e.prototype.getIsReferenced=function(){return!this.currentFileInfo.reference||this.isReferenced},e.prototype.getIsOutput=function(){return this.evaldCondition},b.exports=e},{"./element":57,"./node":69}],77:[function(a,b){var c=a("./node"),d=function(a){this.value=a};d.prototype=new c,d.prototype.type="UnicodeDescriptor",b.exports=d},{"./node":69}],78:[function(a,b){var c=a("./node"),d=a("../data/unit-conversions"),e=function(a,b,c){this.numerator=a?a.slice(0).sort():[],this.denominator=b?b.slice(0).sort():[],c?this.backupUnit=c:a&&a.length&&(this.backupUnit=a[0])};e.prototype=new c,e.prototype.type="Unit",e.prototype.clone=function(){return new e(this.numerator.slice(0),this.denominator.slice(0),this.backupUnit)},e.prototype.genCSS=function(a,b){var c=a&&a.strictUnits;1===this.numerator.length?b.add(this.numerator[0]):!c&&this.backupUnit?b.add(this.backupUnit):!c&&this.denominator.length&&b.add(this.denominator[0])},e.prototype.toString=function(){var a,b=this.numerator.join("*");for(a=0;this.denominator.length>a;a++)b+="/"+this.denominator[a];return b},e.prototype.compare=function(a){return this.is(a.toString())?0:void 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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/s6/themes/blank.css Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,131 @@ +body { + font-family: Verdana, Geneva, Arial, Helvetica, sans-serif; +} +a:link, +a:visited { + color: #000000; +} +.slide { + color: #000000; +} +.slide h1 { + font-size: 200%; + color: black; + text-align: center; +} +.slide h1.fullscreen { + position: absolute; + top: 40%; + width: 100%; +} +.slide h1.hidden { + display: none; +} +.slide hX { + font-size: 250%; + color: white; + text-align: center; + font-weight: bold; +} +.slide hX.fullscreen { + position: absolute; + top: 40%; + width: 100%; +} +.slide hX.hidden { + display: none; +} +.slide h2 { + font-size: 220%; + background-color: #808db5; + color: white; + padding: 5px; +} +.slide h3 { + font-size: 180%; +} +.slide name { + font-size: 180%; + background-color: #ffcc00; +} +.slide name.fullscreen { + position: absolute; + top: 40%; + width: 100%; +} +.slide .stepcurrent { + color: #dd0000; +} +.slide .step { + color: #c0c0c0; +} +div.highlight { + background-color: #ffffa9; + display: inline-block; + _display: inline; +} +div > ul { + list-style-type: square; + font-size: 160%; +} +div > ol { + font-size: 160%; +} +li { + margin-top: 15px; + margin-bottom: 15px; +} +p, +dt, +dd, +td { + font-size: 150%; +} +th { + font-size: 90%; +} +p.emphasize { + font-size: 180%; +} +pre { + font-size: 100%; +} +.code { + background-color: #ffffa9; + padding: 5px; +} +.small_code { + font-size: 90%; + padding: 2px; +} +.smaller_code { + font-size: 80%; + padding: 2px; +} +code { + font-size: 100%; + background-color: #ffffa9; + padding: 5px; +} +.footnote a:first-of-type { + text-decoration: none; +} +p.footnote { + font-size: 88%; +} +.help p, +.help td { + font-size: 88%; +} +/******** + * example gradient background using css3 + */ +.slide { + background-image: -webkit-linear-gradient(top, #ffffff, #ffffff, #ffffff, #ffffff); + background-image: -moz-linear-gradient(top, #ffffff, #ffffff, #ffffff, #ffffff); +} +.slide.cover, +.slide.title { + background-image: -webkit-linear-gradient(top, #ffffff, #ffffff, #ffffff, #ffffff); + background-image: -moz-linear-gradient(top, #ffffff, #ffffff, #ffffff, #ffffff); +}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/s6/themes/print.css Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,35 @@ +/********************************* * CSS @media print rules (not projection or screen) */ +body { + font-size: 12pt; +} +.slide { + display: block !important; + page-break-inside: avoid; + /******************** * Extra styling for first slide (title/cover slide) */ +} +.slide h1 { + page-break-after: avoid; +} +.slide ul { + page-break-inside: avoid; +} +.slide h1 { + border-top: 2pt solid gray; + border-bottom: 1px dotted silver; +} +.slide:first-child { + margin-bottom: 3em; +} +.slide:first-child h1 { + font-size: 200%; + border: none; + margin: 0.5em 0 0.25em; +} +.slide:first-child h3 { + margin: 0; + padding: 0; +} +.slide:first-child h4 { + margin: 0 0 0.5em; + padding: 0; +}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/s6/themes/projection.css Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,126 @@ +/********************************* + * CSS @media projection rules (not print or screen) + * + * 1) projection -> slideshow mode (display one slide at-a-time; hide all others) + * 2) screen -> outline mode (display all slides-at-once on screen) + * 3) print -> print (and print preview) + * + * toggle between projection/screen (that is, slideshow/outline) mode using t-key + */ +html, +body, +.presentation { + margin: 0; + padding: 0; +} +.slide { + display: none; + /* note: only display current slide in projection mode */ + position: absolute; + top: 0; + left: 0; + margin: 0; + padding: 2% 4% 0% 4%; + /* css note: order is => top right bottom left */ + -moz-box-sizing: border-box; + -webkit-box-sizing: border-box; + box-sizing: border-box; + width: 100%; + height: 100%; + /* css note: lets use border-box; no need to add padding+border to get to 100% */ + overflow-x: hidden; + overflow-y: auto; + z-index: 2; +} +.slide.current { + display: block; +} +/* note: only display current slide in projection mode */ +/***** + * layout block structure: + * + * .layout + * > #header + * > #footer + */ +.layout #header, +.layout header { + position: fixed; + top: 0; + left: 0; + width: 100%; + height: 0.5em; + z-index: 1; +} +.layout #footer, +.layout footer { + position: fixed; + top: auto; + bottom: 0; + padding: 1em 0; + /* css note: order is => 1st top,bottom; 2nd right,left */ + width: 100%; + height: 4em; + z-index: 5; + /* todo: move font-size and font-style to blank.css */ + font-size: 100%; + font-weight: bold; + /* todo: move font-size and font-style to blank.css */ +} +.layout #footer h1, +.layout footer h1 { + display: block; + margin: 0; + padding: 0 1em; + font-size: 50%; +} +.layout #footer h2, +.layout footer h2 { + display: block; + margin: 0; + padding: 0 1em; + font-size: 50%; + font-style: italic; +} +/********************************* + * general text-alignment classes + */ +.left { + text-align: left; +} +.center { + text-align: center; +} +.right { + text-align: right; +} +/********************************* + * general _absolute_ font-size classes + */ +.small { + font-size: 97%; +} +.x-small { + font-size: 88%; +} +.xx-small { + font-size: 82%; +} +.large { + font-size: 103%; +} +.x-large { + font-size: 112%; +} +.xx-large { + font-size: 118%; +} +/********************************* + * general _relative_ font-size classes + */ +.smaller { + font-size: 82%; +} +.larger { + font-size: 118%; +}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/s6/themes/screen.css Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,25 @@ +/********************************* + * CSS @media screen (not projection or print) + * + * 1) projection -> slideshow mode (display one slide at-a-time; hide all others) + * 2) screen -> outline mode (display all slides-at-once on screen) + * 3) print -> print (and print preview) + * + * toggle between projection/screen (that is, slideshow/outline) mode using t-key + */ +.slide { + display: block !important; + margin: 1.5em 0 0; + border-top: 1px solid #888; +} +.slide h1 { + border-bottom: 1px solid #AAA; +} +.slide:first-child { + margin: 0; + border: none; +} +.slide:first-child h1 { + border: none; + padding-top: 1.5em; +}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/scripts/prettify.css Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,55 @@ +/* CSS from google html5slides(https://code.google.com/p/html5slides/) */ + +code { + display: inline-block; +} + +pre > code { + display: block; + + font-family: 'Droid Sans Mono', 'Courier New', monospace; + + font-size: 20px; + line-height: 28px; + padding: 5px 10px; + + margin-top: 40px; + margin-bottom: 40px; + + color: black; + background: rgb(240, 240, 240); + border: 1px solid rgb(224, 224, 224); + box-shadow: inset 0 2px 6px rgba(0, 0, 0, .1); + + overflow: hidden; +} + +/* Pretty print */ + +.prettyprint .str, /* string content */ +.prettyprint .atv { /* a markup attribute value */ + color: rgb(0, 138, 53); +} +.prettyprint .kwd, /* a keyword */ +.prettyprint .tag { /* a markup tag name */ + color: rgb(0, 102, 204); +} +.prettyprint .com { /* a comment */ + color: rgb(127, 127, 127); + font-style: italic; +} +.prettyprint .lit { /* a literal value */ + color: rgb(127, 0, 0); +} +.prettyprint .pun, /* punctuation, lisp open bracket, lisp close bracket */ +.prettyprint .opn, +.prettyprint .clo { + color: rgb(127, 127, 127); +} +.prettyprint .typ, /* a type name */ +.prettyprint .atn, /* a markup attribute name */ +.prettyprint .dec, +.prettyprint .var { /* a declaration; a variable name */ + color: rgb(127, 0, 127); +} +
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/scripts/prettify.js Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,1391 @@ +// Copyright (C) 2006 Google Inc. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + + +/** + * @fileoverview + * some functions for browser-side pretty printing of code contained in html. + * + * <p> + * For a fairly comprehensive set of languages see the + * <a href="http://google-code-prettify.googlecode.com/svn/trunk/README.html#langs">README</a> + * file that came with this source. At a minimum, the lexer should work on a + * number of languages including C and friends, Java, Python, Bash, SQL, HTML, + * XML, CSS, Javascript, and Makefiles. It works passably on Ruby, PHP and Awk + * and a subset of Perl, but, because of commenting conventions, doesn't work on + * Smalltalk, Lisp-like, or CAML-like languages without an explicit lang class. + * <p> + * Usage: <ol> + * <li> include this source file in an html page via + * {@code <script type="text/javascript" src="/path/to/prettify.js"></script>} + * <li> define style rules. See the example page for examples. + * <li> mark the {@code <pre>} and {@code <code>} tags in your source with + * {@code class=prettyprint.} + * You can also use the (html deprecated) {@code <xmp>} tag, but the pretty + * printer needs to do more substantial DOM manipulations to support that, so + * some css styles may not be preserved. + * </ol> + * That's it. I wanted to keep the API as simple as possible, so there's no + * need to specify which language the code is in, but if you wish, you can add + * another class to the {@code <pre>} or {@code <code>} element to specify the + * language, as in {@code <pre class="prettyprint lang-java">}. Any class that + * starts with "lang-" followed by a file extension, specifies the file type. + * See the "lang-*.js" files in this directory for code that implements + * per-language file handlers. + * <p> + * Change log:<br> + * cbeust, 2006/08/22 + * <blockquote> + * Java annotations (start with "@") are now captured as literals ("lit") + * </blockquote> + * @requires console + */ + +// JSLint declarations +/*global console, document, navigator, setTimeout, window */ + +/** + * Split {@code prettyPrint} into multiple timeouts so as not to interfere with + * UI events. + * If set to {@code false}, {@code prettyPrint()} is synchronous. + */ +window['PR_SHOULD_USE_CONTINUATION'] = true; + +/** the number of characters between tab columns */ +window['PR_TAB_WIDTH'] = 8; + +/** Contains functions for creating and registering new language handlers. + * @type {Object} + */ +window['PR'] + +/** Pretty print a chunk of code. + * + * @param {string} sourceCodeHtml code as html + * @return {string} code as html, but prettier + */ + = window['prettyPrintOne'] +/** Find all the {@code <pre>} and {@code <code>} tags in the DOM with + * {@code class=prettyprint} and prettify them. + * @param {Function?} opt_whenDone if specified, called when the last entry + * has been finished. + */ + = window['prettyPrint'] = void 0; + + +(function () { + // Keyword lists for various languages. + var FLOW_CONTROL_KEYWORDS = + "break continue do else for if return while "; + var C_KEYWORDS = FLOW_CONTROL_KEYWORDS + "auto case char const default " + + "double enum extern float goto int long register short signed sizeof " + + "static struct switch typedef union unsigned void volatile "; + var COMMON_KEYWORDS = C_KEYWORDS + "catch class delete false import " + + "new operator private protected public this throw true try typeof "; + var CPP_KEYWORDS = COMMON_KEYWORDS + "alignof align_union asm axiom bool " + + "concept concept_map const_cast constexpr decltype " + + "dynamic_cast explicit export friend inline late_check " + + "mutable namespace nullptr reinterpret_cast static_assert static_cast " + + "template typeid typename using virtual wchar_t where "; + var JAVA_KEYWORDS = COMMON_KEYWORDS + + "abstract boolean byte extends final finally implements import " + + "instanceof null native package strictfp super synchronized throws " + + "transient "; + var CSHARP_KEYWORDS = JAVA_KEYWORDS + + "as base by checked decimal delegate descending dynamic event " + + "fixed foreach from group implicit in interface internal into is lock " + + "object out override orderby params partial readonly ref sbyte sealed " + + "stackalloc string select uint ulong unchecked unsafe ushort var "; + var COFFEE_KEYWORDS = "all and by catch class else extends false finally " + + "for if in is isnt loop new no not null of off on or return super then " + + "true try unless until when while yes "; + var JSCRIPT_KEYWORDS = COMMON_KEYWORDS + + "debugger eval export function get null set undefined var with " + + "Infinity NaN "; + var PERL_KEYWORDS = "caller delete die do dump elsif eval exit foreach for " + + "goto if import last local my next no our print package redo require " + + "sub undef unless until use wantarray while BEGIN END "; + var PYTHON_KEYWORDS = FLOW_CONTROL_KEYWORDS + "and as assert class def del " + + "elif except exec finally from global import in is lambda " + + "nonlocal not or pass print raise try with yield " + + "False True None "; + var RUBY_KEYWORDS = FLOW_CONTROL_KEYWORDS + "alias and begin case class def" + + " defined elsif end ensure false in module next nil not or redo rescue " + + "retry self super then true undef unless until when yield BEGIN END "; + var SH_KEYWORDS = FLOW_CONTROL_KEYWORDS + "case done elif esac eval fi " + + "function in local set then until "; + var ALL_KEYWORDS = ( + CPP_KEYWORDS + CSHARP_KEYWORDS + JSCRIPT_KEYWORDS + PERL_KEYWORDS + + PYTHON_KEYWORDS + RUBY_KEYWORDS + SH_KEYWORDS); + + // token style names. correspond to css classes + /** token style for a string literal */ + var PR_STRING = 'str'; + /** token style for a keyword */ + var PR_KEYWORD = 'kwd'; + /** token style for a comment */ + var PR_COMMENT = 'com'; + /** token style for a type */ + var PR_TYPE = 'typ'; + /** token style for a literal value. e.g. 1, null, true. */ + var PR_LITERAL = 'lit'; + /** token style for a punctuation string. */ + var PR_PUNCTUATION = 'pun'; + /** token style for a punctuation string. */ + var PR_PLAIN = 'pln'; + + /** token style for an sgml tag. */ + var PR_TAG = 'tag'; + /** token style for a markup declaration such as a DOCTYPE. */ + var PR_DECLARATION = 'dec'; + /** token style for embedded source. */ + var PR_SOURCE = 'src'; + /** token style for an sgml attribute name. */ + var PR_ATTRIB_NAME = 'atn'; + /** token style for an sgml attribute value. */ + var PR_ATTRIB_VALUE = 'atv'; + + /** + * A class that indicates a section of markup that is not code, e.g. to allow + * embedding of line numbers within code listings. + */ + var PR_NOCODE = 'nocode'; + + /** A set of tokens that can precede a regular expression literal in + * javascript. + * http://www.mozilla.org/js/language/js20/rationale/syntax.html has the full + * list, but I've removed ones that might be problematic when seen in + * languages that don't support regular expression literals. + * + * <p>Specifically, I've removed any keywords that can't precede a regexp + * literal in a syntactically legal javascript program, and I've removed the + * "in" keyword since it's not a keyword in many languages, and might be used + * as a count of inches. + * + * <p>The link a above does not accurately describe EcmaScript rules since + * it fails to distinguish between (a=++/b/i) and (a++/b/i) but it works + * very well in practice. + * + * @private + */ + var REGEXP_PRECEDER_PATTERN = function () { + var preceders = [ + "!", "!=", "!==", "#", "%", "%=", "&", "&&", "&&=", + "&=", "(", "*", "*=", /* "+", */ "+=", ",", /* "-", */ "-=", + "->", /*".", "..", "...", handled below */ "/", "/=", ":", "::", ";", + "<", "<<", "<<=", "<=", "=", "==", "===", ">", + ">=", ">>", ">>=", ">>>", ">>>=", "?", "@", "[", + "^", "^=", "^^", "^^=", "{", "|", "|=", "||", + "||=", "~" /* handles =~ and !~ */, + "break", "case", "continue", "delete", + "do", "else", "finally", "instanceof", + "return", "throw", "try", "typeof" + ]; + var pattern = '(?:^^|[+-]'; + for (var i = 0; i < preceders.length; ++i) { + pattern += '|' + preceders[i].replace(/([^=<>:&a-z])/g, '\\$1'); + } + pattern += ')\\s*'; // matches at end, and matches empty string + return pattern; + // CAVEAT: this does not properly handle the case where a regular + // expression immediately follows another since a regular expression may + // have flags for case-sensitivity and the like. Having regexp tokens + // adjacent is not valid in any language I'm aware of, so I'm punting. + // TODO: maybe style special characters inside a regexp as punctuation. + }(); + + + /** + * Given a group of {@link RegExp}s, returns a {@code RegExp} that globally + * matches the union of the sets of strings matched by the input RegExp. + * Since it matches globally, if the input strings have a start-of-input + * anchor (/^.../), it is ignored for the purposes of unioning. + * @param {Array.<RegExp>} regexs non multiline, non-global regexs. + * @return {RegExp} a global regex. + */ + function combinePrefixPatterns(regexs) { + var capturedGroupIndex = 0; + + var needToFoldCase = false; + var ignoreCase = false; + for (var i = 0, n = regexs.length; i < n; ++i) { + var regex = regexs[i]; + if (regex.ignoreCase) { + ignoreCase = true; + } else if (/[a-z]/i.test(regex.source.replace( + /\\u[0-9a-f]{4}|\\x[0-9a-f]{2}|\\[^ux]/gi, ''))) { + needToFoldCase = true; + ignoreCase = false; + break; + } + } + + function decodeEscape(charsetPart) { + if (charsetPart.charAt(0) !== '\\') { return charsetPart.charCodeAt(0); } + switch (charsetPart.charAt(1)) { + case 'b': return 8; + case 't': return 9; + case 'n': return 0xa; + case 'v': return 0xb; + case 'f': return 0xc; + case 'r': return 0xd; + case 'u': case 'x': + return parseInt(charsetPart.substring(2), 16) + || charsetPart.charCodeAt(1); + case '0': case '1': case '2': case '3': case '4': + case '5': case '6': case '7': + return parseInt(charsetPart.substring(1), 8); + default: return charsetPart.charCodeAt(1); + } + } + + function encodeEscape(charCode) { + if (charCode < 0x20) { + return (charCode < 0x10 ? '\\x0' : '\\x') + charCode.toString(16); + } + var ch = String.fromCharCode(charCode); + if (ch === '\\' || ch === '-' || ch === '[' || ch === ']') { + ch = '\\' + ch; + } + return ch; + } + + function caseFoldCharset(charSet) { + var charsetParts = charSet.substring(1, charSet.length - 1).match( + new RegExp( + '\\\\u[0-9A-Fa-f]{4}' + + '|\\\\x[0-9A-Fa-f]{2}' + + '|\\\\[0-3][0-7]{0,2}' + + '|\\\\[0-7]{1,2}' + + '|\\\\[\\s\\S]' + + '|-' + + '|[^-\\\\]', + 'g')); + var groups = []; + var ranges = []; + var inverse = charsetParts[0] === '^'; + for (var i = inverse ? 1 : 0, n = charsetParts.length; i < n; ++i) { + var p = charsetParts[i]; + switch (p) { + case '\\B': case '\\b': + case '\\D': case '\\d': + case '\\S': case '\\s': + case '\\W': case '\\w': + groups.push(p); + continue; + } + var start = decodeEscape(p); + var end; + if (i + 2 < n && '-' === charsetParts[i + 1]) { + end = decodeEscape(charsetParts[i + 2]); + i += 2; + } else { + end = start; + } + ranges.push([start, end]); + // If the range might intersect letters, then expand it. + if (!(end < 65 || start > 122)) { + if (!(end < 65 || start > 90)) { + ranges.push([Math.max(65, start) | 32, Math.min(end, 90) | 32]); + } + if (!(end < 97 || start > 122)) { + ranges.push([Math.max(97, start) & ~32, Math.min(end, 122) & ~32]); + } + } + } + + // [[1, 10], [3, 4], [8, 12], [14, 14], [16, 16], [17, 17]] + // -> [[1, 12], [14, 14], [16, 17]] + ranges.sort(function (a, b) { return (a[0] - b[0]) || (b[1] - a[1]); }); + var consolidatedRanges = []; + var lastRange = [NaN, NaN]; + for (var i = 0; i < ranges.length; ++i) { + var range = ranges[i]; + if (range[0] <= lastRange[1] + 1) { + lastRange[1] = Math.max(lastRange[1], range[1]); + } else { + consolidatedRanges.push(lastRange = range); + } + } + + var out = ['[']; + if (inverse) { out.push('^'); } + out.push.apply(out, groups); + for (var i = 0; i < consolidatedRanges.length; ++i) { + var range = consolidatedRanges[i]; + out.push(encodeEscape(range[0])); + if (range[1] > range[0]) { + if (range[1] + 1 > range[0]) { out.push('-'); } + out.push(encodeEscape(range[1])); + } + } + out.push(']'); + return out.join(''); + } + + function allowAnywhereFoldCaseAndRenumberGroups(regex) { + // Split into character sets, escape sequences, punctuation strings + // like ('(', '(?:', ')', '^'), and runs of characters that do not + // include any of the above. + var parts = regex.source.match( + new RegExp( + '(?:' + + '\\[(?:[^\\x5C\\x5D]|\\\\[\\s\\S])*\\]' // a character set + + '|\\\\u[A-Fa-f0-9]{4}' // a unicode escape + + '|\\\\x[A-Fa-f0-9]{2}' // a hex escape + + '|\\\\[0-9]+' // a back-reference or octal escape + + '|\\\\[^ux0-9]' // other escape sequence + + '|\\(\\?[:!=]' // start of a non-capturing group + + '|[\\(\\)\\^]' // start/emd of a group, or line start + + '|[^\\x5B\\x5C\\(\\)\\^]+' // run of other characters + + ')', + 'g')); + var n = parts.length; + + // Maps captured group numbers to the number they will occupy in + // the output or to -1 if that has not been determined, or to + // undefined if they need not be capturing in the output. + var capturedGroups = []; + + // Walk over and identify back references to build the capturedGroups + // mapping. + for (var i = 0, groupIndex = 0; i < n; ++i) { + var p = parts[i]; + if (p === '(') { + // groups are 1-indexed, so max group index is count of '(' + ++groupIndex; + } else if ('\\' === p.charAt(0)) { + var decimalValue = +p.substring(1); + if (decimalValue && decimalValue <= groupIndex) { + capturedGroups[decimalValue] = -1; + } + } + } + + // Renumber groups and reduce capturing groups to non-capturing groups + // where possible. + for (var i = 1; i < capturedGroups.length; ++i) { + if (-1 === capturedGroups[i]) { + capturedGroups[i] = ++capturedGroupIndex; + } + } + for (var i = 0, groupIndex = 0; i < n; ++i) { + var p = parts[i]; + if (p === '(') { + ++groupIndex; + if (capturedGroups[groupIndex] === undefined) { + parts[i] = '(?:'; + } + } else if ('\\' === p.charAt(0)) { + var decimalValue = +p.substring(1); + if (decimalValue && decimalValue <= groupIndex) { + parts[i] = '\\' + capturedGroups[groupIndex]; + } + } + } + + // Remove any prefix anchors so that the output will match anywhere. + // ^^ really does mean an anchored match though. + for (var i = 0, groupIndex = 0; i < n; ++i) { + if ('^' === parts[i] && '^' !== parts[i + 1]) { parts[i] = ''; } + } + + // Expand letters to groups to handle mixing of case-sensitive and + // case-insensitive patterns if necessary. + if (regex.ignoreCase && needToFoldCase) { + for (var i = 0; i < n; ++i) { + var p = parts[i]; + var ch0 = p.charAt(0); + if (p.length >= 2 && ch0 === '[') { + parts[i] = caseFoldCharset(p); + } else if (ch0 !== '\\') { + // TODO: handle letters in numeric escapes. + parts[i] = p.replace( + /[a-zA-Z]/g, + function (ch) { + var cc = ch.charCodeAt(0); + return '[' + String.fromCharCode(cc & ~32, cc | 32) + ']'; + }); + } + } + } + + return parts.join(''); + } + + var rewritten = []; + for (var i = 0, n = regexs.length; i < n; ++i) { + var regex = regexs[i]; + if (regex.global || regex.multiline) { throw new Error('' + regex); } + rewritten.push( + '(?:' + allowAnywhereFoldCaseAndRenumberGroups(regex) + ')'); + } + + return new RegExp(rewritten.join('|'), ignoreCase ? 'gi' : 'g'); + } + + + /** + * Split markup into a string of source code and an array mapping ranges in + * that string to the text nodes in which they appear. + * + * <p> + * The HTML DOM structure:</p> + * <pre> + * (Element "p" + * (Element "b" + * (Text "print ")) ; #1 + * (Text "'Hello '") ; #2 + * (Element "br") ; #3 + * (Text " + 'World';")) ; #4 + * </pre> + * <p> + * corresponds to the HTML + * {@code <p><b>print </b>'Hello '<br> + 'World';</p>}.</p> + * + * <p> + * It will produce the output:</p> + * <pre> + * { + * source: "print 'Hello '\n + 'World';", + * // 1 2 + * // 012345678901234 5678901234567 + * spans: [0, #1, 6, #2, 14, #3, 15, #4] + * } + * </pre> + * <p> + * where #1 is a reference to the {@code "print "} text node above, and so + * on for the other text nodes. + * </p> + * + * <p> + * The {@code} spans array is an array of pairs. Even elements are the start + * indices of substrings, and odd elements are the text nodes (or BR elements) + * that contain the text for those substrings. + * Substrings continue until the next index or the end of the source. + * </p> + * + * @param {Node} node an HTML DOM subtree containing source-code. + * @return {Object} source code and the text nodes in which they occur. + */ + function extractSourceSpans(node) { + var nocode = /(?:^|\s)nocode(?:\s|$)/; + + var chunks = []; + var length = 0; + var spans = []; + var k = 0; + + var whitespace; + if (node.currentStyle) { + whitespace = node.currentStyle.whiteSpace; + } else if (window.getComputedStyle) { + whitespace = document.defaultView.getComputedStyle(node, null) + .getPropertyValue('white-space'); + } + var isPreformatted = whitespace && 'pre' === whitespace.substring(0, 3); + + function walk(node) { + switch (node.nodeType) { + case 1: // Element + if (nocode.test(node.className)) { return; } + for (var child = node.firstChild; child; child = child.nextSibling) { + walk(child); + } + var nodeName = node.nodeName; + if ('BR' === nodeName || 'LI' === nodeName) { + chunks[k] = '\n'; + spans[k << 1] = length++; + spans[(k++ << 1) | 1] = node; + } + break; + case 3: case 4: // Text + var text = node.nodeValue; + if (text.length) { + if (!isPreformatted) { + text = text.replace(/[ \t\r\n]+/g, ' '); + } else { + text = text.replace(/\r\n?/g, '\n'); // Normalize newlines. + } + // TODO: handle tabs here? + chunks[k] = text; + spans[k << 1] = length; + length += text.length; + spans[(k++ << 1) | 1] = node; + } + break; + } + } + + walk(node); + + return { + source: chunks.join('').replace(/\n$/, ''), + spans: spans + }; + } + + + /** + * Apply the given language handler to sourceCode and add the resulting + * decorations to out. + * @param {number} basePos the index of sourceCode within the chunk of source + * whose decorations are already present on out. + */ + function appendDecorations(basePos, sourceCode, langHandler, out) { + if (!sourceCode) { return; } + var job = { + source: sourceCode, + basePos: basePos + }; + langHandler(job); + out.push.apply(out, job.decorations); + } + + /** Given triples of [style, pattern, context] returns a lexing function, + * The lexing function interprets the patterns to find token boundaries and + * returns a decoration list of the form + * [index_0, style_0, index_1, style_1, ..., index_n, style_n] + * where index_n is an index into the sourceCode, and style_n is a style + * constant like PR_PLAIN. index_n-1 <= index_n, and style_n-1 applies to + * all characters in sourceCode[index_n-1:index_n]. + * + * The stylePatterns is a list whose elements have the form + * [style : string, pattern : RegExp, DEPRECATED, shortcut : string]. + * + * Style is a style constant like PR_PLAIN, or can be a string of the + * form 'lang-FOO', where FOO is a language extension describing the + * language of the portion of the token in $1 after pattern executes. + * E.g., if style is 'lang-lisp', and group 1 contains the text + * '(hello (world))', then that portion of the token will be passed to the + * registered lisp handler for formatting. + * The text before and after group 1 will be restyled using this decorator + * so decorators should take care that this doesn't result in infinite + * recursion. For example, the HTML lexer rule for SCRIPT elements looks + * something like ['lang-js', /<[s]cript>(.+?)<\/script>/]. This may match + * '<script>foo()<\/script>', which would cause the current decorator to + * be called with '<script>' which would not match the same rule since + * group 1 must not be empty, so it would be instead styled as PR_TAG by + * the generic tag rule. The handler registered for the 'js' extension would + * then be called with 'foo()', and finally, the current decorator would + * be called with '<\/script>' which would not match the original rule and + * so the generic tag rule would identify it as a tag. + * + * Pattern must only match prefixes, and if it matches a prefix, then that + * match is considered a token with the same style. + * + * Context is applied to the last non-whitespace, non-comment token + * recognized. + * + * Shortcut is an optional string of characters, any of which, if the first + * character, gurantee that this pattern and only this pattern matches. + * + * @param {Array} shortcutStylePatterns patterns that always start with + * a known character. Must have a shortcut string. + * @param {Array} fallthroughStylePatterns patterns that will be tried in + * order if the shortcut ones fail. May have shortcuts. + * + * @return {function (Object)} a + * function that takes source code and returns a list of decorations. + */ + function createSimpleLexer(shortcutStylePatterns, fallthroughStylePatterns) { + var shortcuts = {}; + var tokenizer; + (function () { + var allPatterns = shortcutStylePatterns.concat(fallthroughStylePatterns); + var allRegexs = []; + var regexKeys = {}; + for (var i = 0, n = allPatterns.length; i < n; ++i) { + var patternParts = allPatterns[i]; + var shortcutChars = patternParts[3]; + if (shortcutChars) { + for (var c = shortcutChars.length; --c >= 0;) { + shortcuts[shortcutChars.charAt(c)] = patternParts; + } + } + var regex = patternParts[1]; + var k = '' + regex; + if (!regexKeys.hasOwnProperty(k)) { + allRegexs.push(regex); + regexKeys[k] = null; + } + } + allRegexs.push(/[\0-\uffff]/); + tokenizer = combinePrefixPatterns(allRegexs); + })(); + + var nPatterns = fallthroughStylePatterns.length; + var notWs = /\S/; + + /** + * Lexes job.source and produces an output array job.decorations of style + * classes preceded by the position at which they start in job.source in + * order. + * + * @param {Object} job an object like {@code + * source: {string} sourceText plain text, + * basePos: {int} position of job.source in the larger chunk of + * sourceCode. + * } + */ + var decorate = function (job) { + var sourceCode = job.source, basePos = job.basePos; + /** Even entries are positions in source in ascending order. Odd enties + * are style markers (e.g., PR_COMMENT) that run from that position until + * the end. + * @type {Array.<number|string>} + */ + var decorations = [basePos, PR_PLAIN]; + var pos = 0; // index into sourceCode + var tokens = sourceCode.match(tokenizer) || []; + var styleCache = {}; + + for (var ti = 0, nTokens = tokens.length; ti < nTokens; ++ti) { + var token = tokens[ti]; + var style = styleCache[token]; + var match = void 0; + + var isEmbedded; + if (typeof style === 'string') { + isEmbedded = false; + } else { + var patternParts = shortcuts[token.charAt(0)]; + if (patternParts) { + match = token.match(patternParts[1]); + style = patternParts[0]; + } else { + for (var i = 0; i < nPatterns; ++i) { + patternParts = fallthroughStylePatterns[i]; + match = token.match(patternParts[1]); + if (match) { + style = patternParts[0]; + break; + } + } + + if (!match) { // make sure that we make progress + style = PR_PLAIN; + } + } + + isEmbedded = style.length >= 5 && 'lang-' === style.substring(0, 5); + if (isEmbedded && !(match && typeof match[1] === 'string')) { + isEmbedded = false; + style = PR_SOURCE; + } + + if (!isEmbedded) { styleCache[token] = style; } + } + + var tokenStart = pos; + pos += token.length; + + if (!isEmbedded) { + decorations.push(basePos + tokenStart, style); + } else { // Treat group 1 as an embedded block of source code. + var embeddedSource = match[1]; + var embeddedSourceStart = token.indexOf(embeddedSource); + var embeddedSourceEnd = embeddedSourceStart + embeddedSource.length; + if (match[2]) { + // If embeddedSource can be blank, then it would match at the + // beginning which would cause us to infinitely recurse on the + // entire token, so we catch the right context in match[2]. + embeddedSourceEnd = token.length - match[2].length; + embeddedSourceStart = embeddedSourceEnd - embeddedSource.length; + } + var lang = style.substring(5); + // Decorate the left of the embedded source + appendDecorations( + basePos + tokenStart, + token.substring(0, embeddedSourceStart), + decorate, decorations); + // Decorate the embedded source + appendDecorations( + basePos + tokenStart + embeddedSourceStart, + embeddedSource, + langHandlerForExtension(lang, embeddedSource), + decorations); + // Decorate the right of the embedded section + appendDecorations( + basePos + tokenStart + embeddedSourceEnd, + token.substring(embeddedSourceEnd), + decorate, decorations); + } + } + job.decorations = decorations; + }; + return decorate; + } + + /** returns a function that produces a list of decorations from source text. + * + * This code treats ", ', and ` as string delimiters, and \ as a string + * escape. It does not recognize perl's qq() style strings. + * It has no special handling for double delimiter escapes as in basic, or + * the tripled delimiters used in python, but should work on those regardless + * although in those cases a single string literal may be broken up into + * multiple adjacent string literals. + * + * It recognizes C, C++, and shell style comments. + * + * @param {Object} options a set of optional parameters. + * @return {function (Object)} a function that examines the source code + * in the input job and builds the decoration list. + */ + function sourceDecorator(options) { + var shortcutStylePatterns = [], fallthroughStylePatterns = []; + if (options['tripleQuotedStrings']) { + // '''multi-line-string''', 'single-line-string', and double-quoted + shortcutStylePatterns.push( + [PR_STRING, /^(?:\'\'\'(?:[^\'\\]|\\[\s\S]|\'{1,2}(?=[^\']))*(?:\'\'\'|$)|\"\"\"(?:[^\"\\]|\\[\s\S]|\"{1,2}(?=[^\"]))*(?:\"\"\"|$)|\'(?:[^\\\']|\\[\s\S])*(?:\'|$)|\"(?:[^\\\"]|\\[\s\S])*(?:\"|$))/, + null, '\'"']); + } else if (options['multiLineStrings']) { + // 'multi-line-string', "multi-line-string" + shortcutStylePatterns.push( + [PR_STRING, /^(?:\'(?:[^\\\']|\\[\s\S])*(?:\'|$)|\"(?:[^\\\"]|\\[\s\S])*(?:\"|$)|\`(?:[^\\\`]|\\[\s\S])*(?:\`|$))/, + null, '\'"`']); + } else { + // 'single-line-string', "single-line-string" + shortcutStylePatterns.push( + [PR_STRING, + /^(?:\'(?:[^\\\'\r\n]|\\.)*(?:\'|$)|\"(?:[^\\\"\r\n]|\\.)*(?:\"|$))/, + null, '"\'']); + } + if (options['verbatimStrings']) { + // verbatim-string-literal production from the C# grammar. See issue 93. + fallthroughStylePatterns.push( + [PR_STRING, /^@\"(?:[^\"]|\"\")*(?:\"|$)/, null]); + } + var hc = options['hashComments']; + if (hc) { + if (options['cStyleComments']) { + if (hc > 1) { // multiline hash comments + shortcutStylePatterns.push( + [PR_COMMENT, /^#(?:##(?:[^#]|#(?!##))*(?:###|$)|.*)/, null, '#']); + } else { + // Stop C preprocessor declarations at an unclosed open comment + shortcutStylePatterns.push( + [PR_COMMENT, /^#(?:(?:define|elif|else|endif|error|ifdef|include|ifndef|line|pragma|undef|warning)\b|[^\r\n]*)/, + null, '#']); + } + fallthroughStylePatterns.push( + [PR_STRING, + /^<(?:(?:(?:\.\.\/)*|\/?)(?:[\w-]+(?:\/[\w-]+)+)?[\w-]+\.h|[a-z]\w*)>/, + null]); + } else { + shortcutStylePatterns.push([PR_COMMENT, /^#[^\r\n]*/, null, '#']); + } + } + if (options['cStyleComments']) { + fallthroughStylePatterns.push([PR_COMMENT, /^\/\/[^\r\n]*/, null]); + fallthroughStylePatterns.push( + [PR_COMMENT, /^\/\*[\s\S]*?(?:\*\/|$)/, null]); + } + if (options['regexLiterals']) { + var REGEX_LITERAL = ( + // A regular expression literal starts with a slash that is + // not followed by * or / so that it is not confused with + // comments. + '/(?=[^/*])' + // and then contains any number of raw characters, + + '(?:[^/\\x5B\\x5C]' + // escape sequences (\x5C), + + '|\\x5C[\\s\\S]' + // or non-nesting character sets (\x5B\x5D); + + '|\\x5B(?:[^\\x5C\\x5D]|\\x5C[\\s\\S])*(?:\\x5D|$))+' + // finally closed by a /. + + '/'); + fallthroughStylePatterns.push( + ['lang-regex', + new RegExp('^' + REGEXP_PRECEDER_PATTERN + '(' + REGEX_LITERAL + ')') + ]); + } + + var keywords = options['keywords'].replace(/^\s+|\s+$/g, ''); + if (keywords.length) { + fallthroughStylePatterns.push( + [PR_KEYWORD, + new RegExp('^(?:' + keywords.replace(/\s+/g, '|') + ')\\b'), null]); + } + + shortcutStylePatterns.push([PR_PLAIN, /^\s+/, null, ' \r\n\t\xA0']); + fallthroughStylePatterns.push( + // TODO(mikesamuel): recognize non-latin letters and numerals in idents + [PR_LITERAL, /^@[a-z_$][a-z_$@0-9]*/i, null], + [PR_TYPE, /^@?[A-Z]+[a-z][A-Za-z_$@0-9]*/, null], + [PR_PLAIN, /^[a-z_$][a-z_$@0-9]*/i, null], + [PR_LITERAL, + new RegExp( + '^(?:' + // A hex number + + '0x[a-f0-9]+' + // or an octal or decimal number, + + '|(?:\\d(?:_\\d+)*\\d*(?:\\.\\d*)?|\\.\\d\\+)' + // possibly in scientific notation + + '(?:e[+\\-]?\\d+)?' + + ')' + // with an optional modifier like UL for unsigned long + + '[a-z]*', 'i'), + null, '0123456789'], + // Don't treat escaped quotes in bash as starting strings. See issue 144. + [PR_PLAIN, /^\\[\s\S]?/, null], + [PR_PUNCTUATION, /^.[^\s\w\.$@\'\"\`\/\#\\]*/, null]); + + return createSimpleLexer(shortcutStylePatterns, fallthroughStylePatterns); + } + + var decorateSource = sourceDecorator({ + 'keywords': ALL_KEYWORDS, + 'hashComments': true, + 'cStyleComments': true, + 'multiLineStrings': true, + 'regexLiterals': true + }); + + /** + * Given a DOM subtree, wraps it in a list, and puts each line into its own + * list item. + * + * @param {Node} node modified in place. Its content is pulled into an + * HTMLOListElement, and each line is moved into a separate list item. + * This requires cloning elements, so the input might not have unique + * IDs after numbering. + */ + function numberLines(node, opt_startLineNum) { + var nocode = /(?:^|\s)nocode(?:\s|$)/; + var lineBreak = /\r\n?|\n/; + + var document = node.ownerDocument; + + var whitespace; + if (node.currentStyle) { + whitespace = node.currentStyle.whiteSpace; + } else if (window.getComputedStyle) { + whitespace = document.defaultView.getComputedStyle(node, null) + .getPropertyValue('white-space'); + } + // If it's preformatted, then we need to split lines on line breaks + // in addition to <BR>s. + var isPreformatted = whitespace && 'pre' === whitespace.substring(0, 3); + + var li = document.createElement('LI'); + while (node.firstChild) { + li.appendChild(node.firstChild); + } + // An array of lines. We split below, so this is initialized to one + // un-split line. + var listItems = [li]; + + function walk(node) { + switch (node.nodeType) { + case 1: // Element + if (nocode.test(node.className)) { break; } + if ('BR' === node.nodeName) { + breakAfter(node); + // Discard the <BR> since it is now flush against a </LI>. + if (node.parentNode) { + node.parentNode.removeChild(node); + } + } else { + for (var child = node.firstChild; child; child = child.nextSibling) { + walk(child); + } + } + break; + case 3: case 4: // Text + if (isPreformatted) { + var text = node.nodeValue; + var match = text.match(lineBreak); + if (match) { + var firstLine = text.substring(0, match.index); + node.nodeValue = firstLine; + var tail = text.substring(match.index + match[0].length); + if (tail) { + var parent = node.parentNode; + parent.insertBefore( + document.createTextNode(tail), node.nextSibling); + } + breakAfter(node); + if (!firstLine) { + // Don't leave blank text nodes in the DOM. + node.parentNode.removeChild(node); + } + } + } + break; + } + } + + // Split a line after the given node. + function breakAfter(lineEndNode) { + // If there's nothing to the right, then we can skip ending the line + // here, and move root-wards since splitting just before an end-tag + // would require us to create a bunch of empty copies. + while (!lineEndNode.nextSibling) { + lineEndNode = lineEndNode.parentNode; + if (!lineEndNode) { return; } + } + + function breakLeftOf(limit, copy) { + // Clone shallowly if this node needs to be on both sides of the break. + var rightSide = copy ? limit.cloneNode(false) : limit; + var parent = limit.parentNode; + if (parent) { + // We clone the parent chain. + // This helps us resurrect important styling elements that cross lines. + // E.g. in <i>Foo<br>Bar</i> + // should be rewritten to <li><i>Foo</i></li><li><i>Bar</i></li>. + var parentClone = breakLeftOf(parent, 1); + // Move the clone and everything to the right of the original + // onto the cloned parent. + var next = limit.nextSibling; + parentClone.appendChild(rightSide); + for (var sibling = next; sibling; sibling = next) { + next = sibling.nextSibling; + parentClone.appendChild(sibling); + } + } + return rightSide; + } + + var copiedListItem = breakLeftOf(lineEndNode.nextSibling, 0); + + // Walk the parent chain until we reach an unattached LI. + for (var parent; + // Check nodeType since IE invents document fragments. + (parent = copiedListItem.parentNode) && parent.nodeType === 1;) { + copiedListItem = parent; + } + // Put it on the list of lines for later processing. + listItems.push(copiedListItem); + } + + // Split lines while there are lines left to split. + for (var i = 0; // Number of lines that have been split so far. + i < listItems.length; // length updated by breakAfter calls. + ++i) { + walk(listItems[i]); + } + + // Make sure numeric indices show correctly. + if (opt_startLineNum === (opt_startLineNum|0)) { + listItems[0].setAttribute('value', opt_startLineNum); + } + + var ol = document.createElement('OL'); + ol.className = 'linenums'; + var offset = Math.max(0, ((opt_startLineNum - 1 /* zero index */)) | 0) || 0; + for (var i = 0, n = listItems.length; i < n; ++i) { + li = listItems[i]; + // Stick a class on the LIs so that stylesheets can + // color odd/even rows, or any other row pattern that + // is co-prime with 10. + li.className = 'L' + ((i + offset) % 10); + if (!li.firstChild) { + li.appendChild(document.createTextNode('\xA0')); + } + ol.appendChild(li); + } + + node.appendChild(ol); + } + + /** + * Breaks {@code job.source} around style boundaries in {@code job.decorations} + * and modifies {@code job.sourceNode} in place. + * @param {Object} job like <pre>{ + * source: {string} source as plain text, + * spans: {Array.<number|Node>} alternating span start indices into source + * and the text node or element (e.g. {@code <BR>}) corresponding to that + * span. + * decorations: {Array.<number|string} an array of style classes preceded + * by the position at which they start in job.source in order + * }</pre> + * @private + */ + function recombineTagsAndDecorations(job) { + var isIE = /\bMSIE\b/.test(navigator.userAgent); + var newlineRe = /\n/g; + + var source = job.source; + var sourceLength = source.length; + // Index into source after the last code-unit recombined. + var sourceIndex = 0; + + var spans = job.spans; + var nSpans = spans.length; + // Index into spans after the last span which ends at or before sourceIndex. + var spanIndex = 0; + + var decorations = job.decorations; + var nDecorations = decorations.length; + // Index into decorations after the last decoration which ends at or before sourceIndex. + var decorationIndex = 0; + + // Simplify decorations. + var decPos = 0; + for (var i = 0; i < nDecorations;) { + // Skip over any zero-length decorations. + var startPos = decorations[i]; + var start = i; + while (start + 2 < nDecorations && decorations[start + 2] === startPos) { + start += 2; + } + // Conflate all adjacent decorations that use the same style. + var startDec = decorations[start + 1]; + var end = start + 2; + while (end + 2 <= nDecorations + && (decorations[end + 1] === startDec + || decorations[end] === decorations[end + 2])) { + end += 2; + } + decorations[decPos++] = startPos; + decorations[decPos++] = startDec; + i = end; + } + + // Strip any zero-length decoration at the end. + if (decPos && decorations[decPos - 2] === sourceLength) { decPos -= 2; } + nDecorations = decorations.length = decPos; + + var decoration = null; + while (spanIndex < nSpans) { + var spanStart = spans[spanIndex]; + var spanEnd = spans[spanIndex + 2] || sourceLength; + + var decStart = decorations[decorationIndex]; + var decEnd = decorations[decorationIndex + 2] || sourceLength; + + var end = Math.min(spanEnd, decEnd); + + var textNode = spans[spanIndex + 1]; + if (textNode.nodeType !== 1) { // Don't muck with <BR>s or <LI>s + var styledText = source.substring(sourceIndex, end); + // This may seem bizarre, and it is. Emitting LF on IE causes the + // code to display with spaces instead of line breaks. + // Emitting Windows standard issue linebreaks (CRLF) causes a blank + // space to appear at the beginning of every line but the first. + // Emitting an old Mac OS 9 line separator makes everything spiffy. + if (isIE) { styledText = styledText.replace(newlineRe, '\r'); } + textNode.nodeValue = styledText; + var document = textNode.ownerDocument; + var span = document.createElement('SPAN'); + span.className = decorations[decorationIndex + 1]; + var parentNode = textNode.parentNode; + parentNode.replaceChild(span, textNode); + span.appendChild(textNode); + if (sourceIndex < spanEnd) { // Split off a text node. + spans[spanIndex + 1] = textNode + // TODO: Possibly optimize by using '' if there's no flicker. + = document.createTextNode(source.substring(end, spanEnd)); + parentNode.insertBefore(textNode, span.nextSibling); + } + } + + sourceIndex = end; + + if (sourceIndex >= spanEnd) { + spanIndex += 2; + } + if (sourceIndex >= decEnd) { + decorationIndex += 2; + } + } + } + + + /** Maps language-specific file extensions to handlers. */ + var langHandlerRegistry = {}; + /** Register a language handler for the given file extensions. + * @param {function (Object)} handler a function from source code to a list + * of decorations. Takes a single argument job which describes the + * state of the computation. The single parameter has the form + * {@code { + * source: {string} as plain text. + * decorations: {Array.<number|string>} an array of style classes + * preceded by the position at which they start in + * job.source in order. + * The language handler should assigned this field. + * basePos: {int} the position of source in the larger source chunk. + * All positions in the output decorations array are relative + * to the larger source chunk. + * } } + * @param {Array.<string>} fileExtensions + */ + function registerLangHandler(handler, fileExtensions) { + for (var i = fileExtensions.length; --i >= 0;) { + var ext = fileExtensions[i]; + if (!langHandlerRegistry.hasOwnProperty(ext)) { + langHandlerRegistry[ext] = handler; + } else if ('console' in window) { + console['warn']('cannot override language handler %s', ext); + } + } + } + function langHandlerForExtension(extension, source) { + if (!(extension && langHandlerRegistry.hasOwnProperty(extension))) { + // Treat it as markup if the first non whitespace character is a < and + // the last non-whitespace character is a >. + extension = /^\s*</.test(source) + ? 'default-markup' + : 'default-code'; + } + return langHandlerRegistry[extension]; + } + registerLangHandler(decorateSource, ['default-code']); + registerLangHandler( + createSimpleLexer( + [], + [ + [PR_PLAIN, /^[^<?]+/], + [PR_DECLARATION, /^<!\w[^>]*(?:>|$)/], + [PR_COMMENT, /^<\!--[\s\S]*?(?:-\->|$)/], + // Unescaped content in an unknown language + ['lang-', /^<\?([\s\S]+?)(?:\?>|$)/], + ['lang-', /^<%([\s\S]+?)(?:%>|$)/], + [PR_PUNCTUATION, /^(?:<[%?]|[%?]>)/], + ['lang-', /^<xmp\b[^>]*>([\s\S]+?)<\/xmp\b[^>]*>/i], + // Unescaped content in javascript. (Or possibly vbscript). + ['lang-js', /^<script\b[^>]*>([\s\S]*?)(<\/script\b[^>]*>)/i], + // Contains unescaped stylesheet content + ['lang-css', /^<style\b[^>]*>([\s\S]*?)(<\/style\b[^>]*>)/i], + ['lang-in.tag', /^(<\/?[a-z][^<>]*>)/i] + ]), + ['default-markup', 'htm', 'html', 'mxml', 'xhtml', 'xml', 'xsl']); + registerLangHandler( + createSimpleLexer( + [ + [PR_PLAIN, /^[\s]+/, null, ' \t\r\n'], + [PR_ATTRIB_VALUE, /^(?:\"[^\"]*\"?|\'[^\']*\'?)/, null, '\"\''] + ], + [ + [PR_TAG, /^^<\/?[a-z](?:[\w.:-]*\w)?|\/?>$/i], + [PR_ATTRIB_NAME, /^(?!style[\s=]|on)[a-z](?:[\w:-]*\w)?/i], + ['lang-uq.val', /^=\s*([^>\'\"\s]*(?:[^>\'\"\s\/]|\/(?=\s)))/], + [PR_PUNCTUATION, /^[=<>\/]+/], + ['lang-js', /^on\w+\s*=\s*\"([^\"]+)\"/i], + ['lang-js', /^on\w+\s*=\s*\'([^\']+)\'/i], + ['lang-js', /^on\w+\s*=\s*([^\"\'>\s]+)/i], + ['lang-css', /^style\s*=\s*\"([^\"]+)\"/i], + ['lang-css', /^style\s*=\s*\'([^\']+)\'/i], + ['lang-css', /^style\s*=\s*([^\"\'>\s]+)/i] + ]), + ['in.tag']); + registerLangHandler( + createSimpleLexer([], [[PR_ATTRIB_VALUE, /^[\s\S]+/]]), ['uq.val']); + registerLangHandler(sourceDecorator({ + 'keywords': CPP_KEYWORDS, + 'hashComments': true, + 'cStyleComments': true + }), ['c', 'cc', 'cpp', 'cxx', 'cyc', 'm']); + registerLangHandler(sourceDecorator({ + 'keywords': 'null true false' + }), ['json']); + registerLangHandler(sourceDecorator({ + 'keywords': CSHARP_KEYWORDS, + 'hashComments': true, + 'cStyleComments': true, + 'verbatimStrings': true + }), ['cs']); + registerLangHandler(sourceDecorator({ + 'keywords': JAVA_KEYWORDS, + 'cStyleComments': true + }), ['java']); + registerLangHandler(sourceDecorator({ + 'keywords': SH_KEYWORDS, + 'hashComments': true, + 'multiLineStrings': true + }), ['bsh', 'csh', 'sh']); + registerLangHandler(sourceDecorator({ + 'keywords': PYTHON_KEYWORDS, + 'hashComments': true, + 'multiLineStrings': true, + 'tripleQuotedStrings': true + }), ['cv', 'py']); + registerLangHandler(sourceDecorator({ + 'keywords': PERL_KEYWORDS, + 'hashComments': true, + 'multiLineStrings': true, + 'regexLiterals': true + }), ['perl', 'pl', 'pm']); + registerLangHandler(sourceDecorator({ + 'keywords': RUBY_KEYWORDS, + 'hashComments': true, + 'multiLineStrings': true, + 'regexLiterals': true + }), ['rb']); + registerLangHandler(sourceDecorator({ + 'keywords': JSCRIPT_KEYWORDS, + 'cStyleComments': true, + 'regexLiterals': true + }), ['js']); + registerLangHandler(sourceDecorator({ + 'keywords': COFFEE_KEYWORDS, + 'hashComments': 3, // ### style block comments + 'cStyleComments': true, + 'multilineStrings': true, + 'tripleQuotedStrings': true, + 'regexLiterals': true + }), ['coffee']); + registerLangHandler(createSimpleLexer([], [[PR_STRING, /^[\s\S]+/]]), ['regex']); + + function applyDecorator(job) { + var opt_langExtension = job.langExtension; + + try { + // Extract tags, and convert the source code to plain text. + var sourceAndSpans = extractSourceSpans(job.sourceNode); + /** Plain text. @type {string} */ + var source = sourceAndSpans.source; + job.source = source; + job.spans = sourceAndSpans.spans; + job.basePos = 0; + + // Apply the appropriate language handler + langHandlerForExtension(opt_langExtension, source)(job); + + // Integrate the decorations and tags back into the source code, + // modifying the sourceNode in place. + recombineTagsAndDecorations(job); + } catch (e) { + if ('console' in window) { + console['log'](e && e['stack'] ? e['stack'] : e); + } + } + } + + /** + * @param sourceCodeHtml {string} The HTML to pretty print. + * @param opt_langExtension {string} The language name to use. + * Typically, a filename extension like 'cpp' or 'java'. + * @param opt_numberLines {number|boolean} True to number lines, + * or the 1-indexed number of the first line in sourceCodeHtml. + */ + function prettyPrintOne(sourceCodeHtml, opt_langExtension, opt_numberLines) { + var container = document.createElement('PRE'); + // This could cause images to load and onload listeners to fire. + // E.g. <img onerror="alert(1337)" src="nosuchimage.png">. + // We assume that the inner HTML is from a trusted source. + container.innerHTML = sourceCodeHtml; + if (opt_numberLines) { + numberLines(container, opt_numberLines); + } + + var job = { + langExtension: opt_langExtension, + numberLines: opt_numberLines, + sourceNode: container + }; + applyDecorator(job); + return container.innerHTML; + } + + function prettyPrint(opt_whenDone) { + function byTagName(tn) { return document.getElementsByTagName(tn); } + // fetch a list of nodes to rewrite + var codeSegments = [byTagName('pre'), byTagName('code'), byTagName('xmp')]; + var elements = []; + for (var i = 0; i < codeSegments.length; ++i) { + for (var j = 0, n = codeSegments[i].length; j < n; ++j) { + elements.push(codeSegments[i][j]); + } + } + codeSegments = null; + + var clock = Date; + if (!clock['now']) { + clock = { 'now': function () { return (new Date).getTime(); } }; + } + + // The loop is broken into a series of continuations to make sure that we + // don't make the browser unresponsive when rewriting a large page. + var k = 0; + var prettyPrintingJob; + + function doWork() { + var endTime = (window['PR_SHOULD_USE_CONTINUATION'] ? + clock.now() + 250 /* ms */ : + Infinity); + for (; k < elements.length && clock.now() < endTime; k++) { + var cs = elements[k]; + if (cs.className && cs.className.indexOf('prettyprint') >= 0) { + // If the classes includes a language extensions, use it. + // Language extensions can be specified like + // <pre class="prettyprint lang-cpp"> + // the language extension "cpp" is used to find a language handler as + // passed to PR.registerLangHandler. + var langExtension = cs.className.match(/\blang-(\w+)\b/); + if (langExtension) { langExtension = langExtension[1]; } + + // make sure this is not nested in an already prettified element + var nested = false; + for (var p = cs.parentNode; p; p = p.parentNode) { + if ((p.tagName === 'pre' || p.tagName === 'code' || + p.tagName === 'xmp') && + p.className && p.className.indexOf('prettyprint') >= 0) { + nested = true; + break; + } + } + if (!nested) { + // Look for a class like linenums or linenums:<n> where <n> is the + // 1-indexed number of the first line. + var lineNums = cs.className.match(/\blinenums\b(?::(\d+))?/); + lineNums = lineNums + ? lineNums[1] && lineNums[1].length ? +lineNums[1] : true + : false; + if (lineNums) { numberLines(cs, lineNums); } + + // do the pretty printing + prettyPrintingJob = { + langExtension: langExtension, + sourceNode: cs, + numberLines: lineNums + }; + applyDecorator(prettyPrintingJob); + } + } + } + if (k < elements.length) { + // finish up in a continuation + setTimeout(doWork, 250); + } else if (opt_whenDone) { + opt_whenDone(); + } + } + + doWork(); + } + + window['prettyPrintOne'] = prettyPrintOne; + window['prettyPrint'] = prettyPrint; + window['PR'] = { + 'createSimpleLexer': createSimpleLexer, + 'registerLangHandler': registerLangHandler, + 'sourceDecorator': sourceDecorator, + 'PR_ATTRIB_NAME': PR_ATTRIB_NAME, + 'PR_ATTRIB_VALUE': PR_ATTRIB_VALUE, + 'PR_COMMENT': PR_COMMENT, + 'PR_DECLARATION': PR_DECLARATION, + 'PR_KEYWORD': PR_KEYWORD, + 'PR_LITERAL': PR_LITERAL, + 'PR_NOCODE': PR_NOCODE, + 'PR_PLAIN': PR_PLAIN, + 'PR_PUNCTUATION': PR_PUNCTUATION, + 'PR_SOURCE': PR_SOURCE, + 'PR_STRING': PR_STRING, + 'PR_TAG': PR_TAG, + 'PR_TYPE': PR_TYPE + }; +})();
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/thesis.html Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,267 @@ + + + + + +<!DOCTYPE html> +<html> +<head> + <meta http-equiv="content-type" content="text/html;charset=utf-8"> + <title>GearsOSの分散ファイルシステムの設計</title> + + <meta name="generator" content="Slide Show (S9) v4.1.0 on Ruby 2.6.8 (2021-07-07) [universal.x86_64-darwin21]"> + <meta name="author" content="Takahiro Ikki, Shinji Kono" > + +<!-- style sheet links --> +<link rel="stylesheet" href="s6/themes/projection.css" media="screen,projection"> +<link rel="stylesheet" href="s6/themes/screen.css" media="screen"> +<link rel="stylesheet" href="s6/themes/print.css" media="print"> +<link rel="stylesheet" href="s6/themes/blank.css" media="screen,projection"> + +<!-- JS --> +<script src="s6/js/jquery-1.11.3.min.js"></script> +<script src="s6/js/jquery.slideshow.js"></script> +<script src="s6/js/jquery.slideshow.counter.js"></script> +<script src="s6/js/jquery.slideshow.controls.js"></script> +<script src="s6/js/jquery.slideshow.footer.js"></script> +<script src="s6/js/jquery.slideshow.autoplay.js"></script> + +<!-- prettify --> +<link rel="stylesheet" href="scripts/prettify.css"> +<script src="scripts/prettify.js"></script> + +<script> + $(document).ready( function() { + Slideshow.init(); + + $('code').each(function(_, el) { + if (!el.classList.contains('noprettyprint')) { + el.classList.add('prettyprint'); + } + }); + prettyPrint(); + } ); + +</script> + +<!-- Better Browser Banner for Microsoft Internet Explorer (IE) --> +<!--[if IE]> +<script src="s6/js/jquery.microsoft.js"></script> +<![endif]--> + + + +</head> +<body> + +<div class="layout"> + <div id="header"></div> + <div id="footer"> + <div align="right"> + <img src="s6/images/logo.svg" width="200px"> + </div> + </div> +</div> + +<div class="presentation"> + + <div class='slide cover'> + <table width="90%" height="90%" border="0" align="center"> + <tr> + <td> + <div align="center"> + <h1><font color="#808db5">GearsOSの分散ファイルシステムの設計</font></h1> + </div> + </td> + </tr> + <tr> + <td> + <div align="left"> + Takahiro Ikki, Shinji Kono + 琉球大学 + <hr style="color:#ffcc00;background-color:#ffcc00;text-align:left;border:none;width:100%;height:0.2em;"> + </div> + </td> + </tr> + </table> + </div> + + + +<div class='slide'> + +<!-- _S9SLIDE_ --> +<h2 id="gearsosとその現状">GearsOSとその現状</h2> +<ul> + <li>信頼性の保証と拡張性の高さを目指したOSプロジェクト</li> + <li>軽量継続を用いた言語、CbC(Continuation based C)により記述される。</li> + <li>ノーマルレベルとメタレベルを分離して記述する</li> + <li>現状では言語フレームワークとしてのみ機能する</li> + <li>OSとして動作するには多くの機能の開発が必要 + <ul> + <li>その中の一つにファイルシステムが挙げられる</li> + </ul> + </li> +</ul> + + + +</div> + +<div class='slide'> + <!-- _S9SLIDE_ --> +<h2 id="従来の物より発展した分散ファイルシステムの設計">従来の物より発展した分散ファイルシステムの設計</h2> +<ul> + <li>データベース的なレコード操作によるアクセス + <ul> + <li>ファイルに対する全ての操作がTransactionとなる</li> + </ul> + </li> + <li>既存ではアプリケーションが担当する機能を取り込む + <ul> + <li>バックアップの管理</li> + <li>ファイルの型の認識</li> + </ul> + </li> + <li>自律分散を目指した分散ファイルシステム + <ul> + <li>特定のサーバーを中枢にしなくても良い</li> + <li>分散フレームワークChristieの仕組みにより実現する</li> + </ul> + </li> +</ul> + + + +</div> + +<div class='slide'> + <!-- _S9SLIDE_ --> +<h2 id="cbc-continuation-based-c">CbC (Continuation based C)</h2> +<ul> + <li>C言語の拡張言語である</li> + <li>関数に代わる軽量継続をメインに記述する</li> + <li>Gearというプログラム概念 + <ul> + <li>CodeGear + <ul> + <li>従来のThreadにあたる</li> + </ul> + </li> + <li>DataGear + <ul> + <li>従来の変数データにあたる</li> + </ul> + </li> + </ul> + </li> + <li>DataGearを受け取り処理を行う(InputDataGear)</li> + <li>処理の結果をDataGearに書き出す(OutputDataGear)</li> +</ul> + +<div style="text-align: center;"> + <img src="images/cgdg.pdf" alt="CodeGearとDataGearの関係" width="800" /> +</div> + + + +</div> + +<div class='slide'> + <!-- _S9SLIDE_ --> +<h2 id="cbcのサンプルプログラム">CbCのサンプルプログラム</h2> +<pre><code>__code CG2(int num3){ + printf("num = %d\n", num3); + exit(0); +} + +__code CG1(int num, int num1){ + int num2 = num + num1; + goto CG2(num2); +} + +int main(){ + int a = 2; + int b = 3; + goto CG1(a, b); +} +</code></pre> + + + +</div> + +<div class='slide'> + <!-- _S9SLIDE_ --> +<h2 id="メタレベルのgear">メタレベルのGear</h2> +<ul> + <li>CodeGearとDataGearにはメタレベルのものが存在する + <ul> + <li>それぞれstubCodeGearとstubDataGearと呼ぶ</li> + </ul> + </li> + <li>ユーザーが記述する上では普段は意識しない</li> +</ul> + + + +</div> + +<div class='slide'> + <!-- _S9SLIDE_ --> +<h2 id="テスト用テキストエディタ">テスト用テキストエディタ</h2> + +<pre><code>public class MyDocumentListener implements DocumentListener { + @Override + public void insertUpdate(DocumentEvent e) { + Document doc = e.getDocument(); + loc = e.getOffset(); + System.out.println(loc); + + } + + @Override + public void removeUpdate(DocumentEvent e) { + Document doc = e.getDocument(); + sendLoc = e.getOffset(); + System.out.println("delete " + sendLoc); + } + @Override + public void changedUpdate(DocumentEvent e) { + } +} +</code></pre> + + + +</div> + +<div class='slide'> + <!-- _S9SLIDE_ --> +<h2 id="編集位置の相違">編集位置の相違</h2> +<ul> + <li>同期編集のセッションでは命令コマンドの送信のすれ違いにより、ノードごとのファイル状態が異なってしまうことがある。</li> + <li>EditorAとEditorBはそれぞれの命令を自身のエディタバッファに施してから命令を送信するため、お互いバッファ状態が異なる状態で受け取った命令を実行してしまう。</li> +</ul> + +<div style="text-align: center;"> + <img src="images/difference_offset.pdf" alt="MetaGear" width="800" /> +</div> + +<!-- +- RocalDGMを立ち上げるにはDataSegmentクラスが提供する、connectメソッドを用い、接続したいポートのipアドレスとport番号、そして任意のManager名を指定することで立ち上げる。 +--> + +<pre><code class="language-Code">digraph test { + node0 -> node1 [label="right"] + node1 -> node2 [label="right"] + node2 -> node0 [label="right"] +} +</code></pre> + +</div> + + +</div><!-- presentation --> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/thesis.md Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,114 @@ +title: GearsOSの分散ファイルシステムの設計 +author: Takahiro Ikki, Shinji Kono +profile: 琉球大学 +lang: Japanese +code-engine: coderay + +## GearsOSとその現状 +- 信頼性の保証と拡張性の高さを目指したOSプロジェクト +- 軽量継続を用いた言語、CbC(Continuation based C)により記述される。 +- ノーマルレベルとメタレベルを分離して記述する +- 現状では言語フレームワークとしてのみ機能する +- OSとして動作するには多くの機能の開発が必要 + - その中の一つにファイルシステムが挙げられる + +## 従来の物より発展した分散ファイルシステムの設計 +- データベース的なレコード操作によるアクセス + - ファイルに対する全ての操作がTransactionとなる +- 既存ではアプリケーションが担当する機能を取り込む + - バックアップの管理 + - ファイルの型の認識 +- 自律分散を目指した分散ファイルシステム + - 特定のサーバーを中枢にしなくても良い + - 分散フレームワークChristieの仕組みにより実現する + + +## CbC (Continuation based C) +- C言語の拡張言語である +- 関数に代わる軽量継続をメインに記述する +- Gearというプログラム概念 + - CodeGear + - 従来のThreadにあたる + - DataGear + - 従来の変数データにあたる +- DataGearを受け取り処理を行う(InputDataGear) +- 処理の結果をDataGearに書き出す(OutputDataGear) + + +<div style="text-align: center;"> + <img src="images/cgdg.pdf" alt="CodeGearとDataGearの関係" width="800"> +</div> + +## CbCのサンプルプログラム +``` +__code CG2(int num3){ + printf("num = %d\n", num3); + exit(0); +} + +__code CG1(int num, int num1){ + int num2 = num + num1; + goto CG2(num2); +} + +int main(){ + int a = 2; + int b = 3; + goto CG1(a, b); +} +``` + +## メタレベルのGear +- CodeGearとDataGearにはメタレベルのものが存在する + - それぞれstubCodeGearとstubDataGearと呼ぶ +- ユーザーが記述する上では普段は意識しない + + + +## テスト用テキストエディタ + +``` +public class MyDocumentListener implements DocumentListener { + @Override + public void insertUpdate(DocumentEvent e) { + Document doc = e.getDocument(); + loc = e.getOffset(); + System.out.println(loc); + + } + + @Override + public void removeUpdate(DocumentEvent e) { + Document doc = e.getDocument(); + sendLoc = e.getOffset(); + System.out.println("delete " + sendLoc); + } + @Override + public void changedUpdate(DocumentEvent e) { + } +} +``` + + +## 編集位置の相違 +- 同期編集のセッションでは命令コマンドの送信のすれ違いにより、ノードごとのファイル状態が異なってしまうことがある。 +- EditorAとEditorBはそれぞれの命令を自身のエディタバッファに施してから命令を送信するため、お互いバッファ状態が異なる状態で受け取った命令を実行してしまう。 + +<div style="text-align: center;"> + <img src="images/difference_offset.pdf" alt="MetaGear" width="800"> +</div> + + +<!-- +- RocalDGMを立ち上げるにはDataSegmentクラスが提供する、connectメソッドを用い、接続したいポートのipアドレスとport番号、そして任意のManager名を指定することで立ち上げる。 +--> + + + +```Code +digraph test { + node0 -> node1 [label="right"] + node1 -> node2 [label="right"] + node2 -> node0 [label="right"] +} +```
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/slide/thesis.pdf.html Sat Feb 05 04:49:27 2022 +0900 @@ -0,0 +1,251 @@ + + + + + +<!DOCTYPE html> +<html> +<head> + <meta http-equiv="content-type" content="text/html;charset=utf-8"> + <title>GearsOSの分散ファイルシステムの設計</title> + + <meta name="generator" content="Slide Show (S9) v4.1.0 on Ruby 2.6.8 (2021-07-07) [universal.x86_64-darwin21]"> + <meta name="author" content="Takahiro Ikki, Shinji Kono" > + +<!-- style sheet links --> +<link rel="stylesheet" href="s6/themes/screen.css" media="screen"> +<link rel="stylesheet" href="s6/themes/print.css" media="print"> +<link rel="stylesheet" href="s6/themes/blank.css" media="screen,projection"> + +<!-- JS --> +<script src="s6/js/jquery-1.11.3.min.js"></script> +<script src="s6/js/jquery.slideshow.js"></script> +<script src="s6/js/jquery.slideshow.counter.js"></script> +<script src="s6/js/jquery.slideshow.controls.js"></script> +<script src="s6/js/jquery.slideshow.footer.js"></script> +<script src="s6/js/jquery.slideshow.autoplay.js"></script> + +<!-- prettify --> +<link rel="stylesheet" href="scripts/prettify.css"> +<script src="scripts/prettify.js"></script> + +<style> + .slide {page-break-after: always;} +</style> + + + + +</head> +<body> + +<div class="layout"> + <div id="header"></div> + <div id="footer"> + <div align="right"> + <img src="s6/images/logo.svg" width="200px"> + </div> + </div> +</div> + +<div class="presentation"> + + <div class='slide cover'> + <table width="90%" height="90%" border="0" align="center"> + <tr> + <td> + <div align="center"> + <h1><font color="#808db5">GearsOSの分散ファイルシステムの設計</font></h1> + </div> + </td> + </tr> + <tr> + <td> + <div align="left"> + Takahiro Ikki, Shinji Kono + 琉球大学 + <hr style="color:#ffcc00;background-color:#ffcc00;text-align:left;border:none;width:100%;height:0.2em;"> + </div> + </td> + </tr> + </table> + </div> + + +<div class='slide'> + +<!-- _S9SLIDE_ --> +<h2 id="gearsosとその現状">GearsOSとその現状</h2> +<ul> + <li>信頼性の保証と拡張性の高さを目指したOSプロジェクト</li> + <li>軽量継続を用いた言語、CbC(Continuation based C)により記述される。</li> + <li>ノーマルレベルとメタレベルを分離して記述する</li> + <li>現状では言語フレームワークとしてのみ機能する</li> + <li>OSとして動作するには多くの機能の開発が必要 + <ul> + <li>その中の一つにファイルシステムが挙げられる</li> + </ul> + </li> +</ul> + + + +</div> + +<div class='slide'> + <!-- _S9SLIDE_ --> +<h2 id="従来の物より発展した分散ファイルシステムの設計">従来の物より発展した分散ファイルシステムの設計</h2> +<ul> + <li>データベース的なレコード操作によるアクセス + <ul> + <li>ファイルに対する全ての操作がTransactionとなる</li> + </ul> + </li> + <li>既存ではアプリケーションが担当する機能を取り込む + <ul> + <li>バックアップの管理</li> + <li>ファイルの型の認識</li> + </ul> + </li> + <li>自律分散を目指した分散ファイルシステム + <ul> + <li>特定のサーバーを中枢にしなくても良い</li> + <li>分散フレームワークChristieの仕組みにより実現する</li> + </ul> + </li> +</ul> + + + +</div> + +<div class='slide'> + <!-- _S9SLIDE_ --> +<h2 id="cbc-continuation-based-c">CbC (Continuation based C)</h2> +<ul> + <li>C言語の拡張言語である</li> + <li>関数に代わる軽量継続をメインに記述する</li> + <li>Gearというプログラム概念 + <ul> + <li>CodeGear + <ul> + <li>従来のThreadにあたる</li> + </ul> + </li> + <li>DataGear + <ul> + <li>従来の変数データにあたる</li> + </ul> + </li> + </ul> + </li> + <li>DataGearを受け取り処理を行う(InputDataGear)</li> + <li>処理の結果をDataGearに書き出す(OutputDataGear)</li> +</ul> + +<div style="text-align: center;"> + <img src="images/cgdg.pdf" alt="CodeGearとDataGearの関係" width="800" /> +</div> + + + +</div> + +<div class='slide'> + <!-- _S9SLIDE_ --> +<h2 id="cbcのサンプルプログラム">CbCのサンプルプログラム</h2> +<pre><code>__code CG2(int num3){ + printf("num = %d\n", num3); + exit(0); +} + +__code CG1(int num, int num1){ + int num2 = num + num1; + goto CG2(num2); +} + +int main(){ + int a = 2; + int b = 3; + goto CG1(a, b); +} +</code></pre> + + + +</div> + +<div class='slide'> + <!-- _S9SLIDE_ --> +<h2 id="メタレベルのgear">メタレベルのGear</h2> +<ul> + <li>CodeGearとDataGearにはメタレベルのものが存在する + <ul> + <li>それぞれstubCodeGearとstubDataGearと呼ぶ</li> + </ul> + </li> + <li>ユーザーが記述する上では普段は意識しない</li> +</ul> + + + +</div> + +<div class='slide'> + <!-- _S9SLIDE_ --> +<h2 id="テスト用テキストエディタ">テスト用テキストエディタ</h2> + +<pre><code>public class MyDocumentListener implements DocumentListener { + @Override + public void insertUpdate(DocumentEvent e) { + Document doc = e.getDocument(); + loc = e.getOffset(); + System.out.println(loc); + + } + + @Override + public void removeUpdate(DocumentEvent e) { + Document doc = e.getDocument(); + sendLoc = e.getOffset(); + System.out.println("delete " + sendLoc); + } + @Override + public void changedUpdate(DocumentEvent e) { + } +} +</code></pre> + + + +</div> + +<div class='slide'> + <!-- _S9SLIDE_ --> +<h2 id="編集位置の相違">編集位置の相違</h2> +<ul> + <li>同期編集のセッションでは命令コマンドの送信のすれ違いにより、ノードごとのファイル状態が異なってしまうことがある。</li> + <li>EditorAとEditorBはそれぞれの命令を自身のエディタバッファに施してから命令を送信するため、お互いバッファ状態が異なる状態で受け取った命令を実行してしまう。</li> +</ul> + +<div style="text-align: center;"> + <img src="images/difference_offset.pdf" alt="MetaGear" width="800" /> +</div> + +<!-- +- RocalDGMを立ち上げるにはDataSegmentクラスが提供する、connectメソッドを用い、接続したいポートのipアドレスとport番号、そして任意のManager名を指定することで立ち上げる。 +--> + +<pre><code class="language-Code">digraph test { + node0 -> node1 [label="right"] + node1 -> node2 [label="right"] + node2 -> node0 [label="right"] +} +</code></pre> + +</div> + + +</div><!-- presentation --> +</body> +</html>