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1 function SceneGraphIterator(){
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2 }
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3
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4 SceneGraphIterator.prototype.set = function(list){
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5 list = cur = list
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6 }
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7
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8
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9 SceneGraphIterator.prototype.hasNext = function(){
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10 return (cur.next) ? 1 : 0
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11 }
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12
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13
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14
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15 SceneGraphIterator.prototype.hasNext = function(id){
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16 for(p in cur.next){
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17 if(p.sgid == id){
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18 return 1
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19 }
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20 }
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21
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22 return 0
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23 }
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24
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25
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26 SceneGraphIterator.prototype.hasNextGroup = function(id){
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27 for(p in cur.next){
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28 if(p.gid == id){
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29 return 1
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30 }
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31 }
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32
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33 return 0
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34 }
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35
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36
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37
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38 SceneGraphIterator.prototype.next = function(){
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39 cur = cur.next
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40 }
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41
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42
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43
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44 SceneGraphIterator.prototype.next = function(id){
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45 for(p in cur.next){
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46 if(p.sgid == id){
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47 break
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48 }
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49 }
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50
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51 cur = p
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52 }
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53
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54
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55 SceneGraphIterator.prototype.nextGroup = function(id){
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56 for(p in cur.next){
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57 if(p.gid == id){
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58 break
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59 }
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60 }
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61
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62 cur = p
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63 }
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64
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65
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66 SceneGraphIterator.prototype.remove = function(){
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67 cur.remove()
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68 }
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69
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70
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71 SceneGraphIterator.prototype.get = function(){
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72 return cur
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73 }
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74
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75
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76
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77
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78
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79
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80
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81
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82
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83
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84
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85
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86
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87
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88
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90
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