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1 /* paper-renderer.js */ |
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2 "use strict"; |
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3 define(['jquery', 'underscore'], function ($, _) { |
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4 |
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5 /* Rkns.Renderer._BaseRepresentation Class */ |
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6 |
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7 /* In Renkan, a "Representation" is a sort of ViewModel (in the MVVM paradigm) and bridges the gap between |
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8 * models (written with Backbone.js) and the view (written with Paper.js) |
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9 * Renkan's representations all inherit from Rkns.Renderer._BaseRepresentation '*/ |
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10 |
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11 var _BaseRepresentation = function(_renderer, _model) { |
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12 if (typeof _renderer !== "undefined") { |
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13 this.renderer = _renderer; |
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14 this.renkan = _renderer.renkan; |
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15 this.project = _renderer.renkan.project; |
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16 this.options = _renderer.renkan.options; |
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17 this.model = _model; |
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18 if (this.model) { |
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19 var _this = this; |
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20 this._changeBinding = function() { |
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21 _this.redraw(); |
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22 }; |
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23 this._removeBinding = function() { |
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24 _renderer.removeRepresentation(_this); |
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25 _(function() { |
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26 _renderer.redraw(); |
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27 }).defer(); |
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28 }; |
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29 this._selectBinding = function() { |
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30 _this.select(); |
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31 }; |
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32 this._unselectBinding = function() { |
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33 _this.unselect(); |
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34 }; |
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35 this.model.on("change", this._changeBinding ); |
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36 this.model.on("remove", this._removeBinding ); |
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37 this.model.on("select", this._selectBinding ); |
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38 this.model.on("unselect", this._unselectBinding ); |
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39 } |
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40 } |
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41 }; |
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42 |
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43 /* Rkns.Renderer._BaseRepresentation Methods */ |
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44 |
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45 _(_BaseRepresentation.prototype).extend({ |
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46 _super: function(_func) { |
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47 return _BaseRepresentation.prototype[_func].apply(this, Array.prototype.slice.call(arguments, 1)); |
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48 }, |
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49 redraw: function() {}, |
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50 moveTo: function() {}, |
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51 show: function() { return "chaud cacao"; }, |
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52 hide: function() {}, |
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53 select: function() { |
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54 if (this.model) { |
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55 this.model.trigger("selected"); |
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56 } |
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57 }, |
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58 unselect: function() { |
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59 if (this.model) { |
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60 this.model.trigger("unselected"); |
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61 } |
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62 }, |
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63 highlight: function() {}, |
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64 unhighlight: function() {}, |
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65 mousedown: function() {}, |
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66 mouseup: function() { |
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67 if (this.model) { |
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68 this.model.trigger("clicked"); |
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69 } |
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70 }, |
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71 destroy: function() { |
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72 if (this.model) { |
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73 this.model.off("change", this._changeBinding ); |
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74 this.model.off("remove", this._removeBinding ); |
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75 this.model.off("select", this._selectBinding ); |
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76 this.model.off("unselect", this._unselectBinding ); |
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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 /* End of Rkns.Renderer._BaseRepresentation Class */ |
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82 |
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83 return _BaseRepresentation; |
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84 |
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85 }); |
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86 |