| BouncingSvgParticle = Utilities.createSubclass(BouncingParticle, |
| function(stage, shape) |
| { |
| BouncingParticle.call(this, stage); |
| this._shape = shape; |
| }, { |
| |
| _applyClipping: function(stage) |
| { |
| if (stage.clip != "star") |
| return; |
| |
| stage.ensureClipStarIsCreated(); |
| this.element.setAttribute("clip-path", "url(#star-clip)"); |
| }, |
| |
| _move: function() |
| { |
| var transform = "translate(" + this.position.x + ", " + this.position.y + ")"; |
| if (this._shape != "circle") |
| transform += this.rotater.rotate(this.size.center); |
| this.element.setAttribute("transform", transform); |
| }, |
| |
| animate: function(timeDelta) |
| { |
| BouncingParticle.prototype.animate.call(this, timeDelta); |
| this._move(); |
| } |
| }); |
| |
| BouncingSvgParticlesStage = Utilities.createSubclass(BouncingParticlesStage, |
| function() |
| { |
| BouncingParticlesStage.call(this); |
| }, { |
| |
| _createDefs: function() |
| { |
| return Utilities.createSVGElement("defs", {}, {}, this.element); |
| }, |
| |
| _ensureDefsIsCreated: function() |
| { |
| return this.element.querySelector("defs") || this._createDefs(); |
| }, |
| |
| _createClipStar: function() |
| { |
| var attrs = { id: "star-clip", clipPathUnits: "objectBoundingBox" }; |
| var clipPath = Utilities.createSVGElement("clipPath", attrs, {}, this._ensureDefsIsCreated()); |
| |
| attrs = { d: "M.50,0L.38,.38L0,.38L.30,.60L.18,1L.50,.75L.82,1L.70,.60L1,.38L.62,.38z" }; |
| Utilities.createSVGElement("path", attrs, {}, clipPath); |
| return clipPath; |
| }, |
| |
| ensureClipStarIsCreated: function() |
| { |
| return this.element.querySelector("#star-clip") || this._createClipStar(); |
| }, |
| |
| particleWillBeRemoved: function(particle) |
| { |
| particle.element.remove(); |
| } |
| }); |
