Source code
Revision control
Copy as Markdown
Other Tools
BouncingCanvasParticle = Utilities.createSubclass(BouncingParticle,
function(stage, shape)
{
BouncingParticle.call(this, stage);
this.context = stage.context;
this._shape = shape;
this._clip = stage.clip;
}, {
applyRotation: function()
{
if (this._shape == "circle")
return;
this.context.translate(this.size.x / 2, this.size.y / 2);
this.context.rotate(this.rotater.degree() * Math.PI / 180);
this.context.translate(-this.size.x / 2, -this.size.y / 2);
},
applyClipping: function()
{
var clipPoints = BouncingCanvasParticle.clips[this._clip];
if (!clipPoints)
return;
this.context.beginPath();
clipPoints.forEach(function(point, index) {
var point = this.size.multiply(point);
if (!index)
this.context.moveTo(point.x, point.y);
else
this.context.lineTo(point.x, point.y);
}, this);
this.context.closePath();
this.context.clip();
},
_draw: function()
{
throw "Not implemented";
},
animate: function(timeDelta)
{
BouncingParticle.prototype.animate.call(this, timeDelta);
this.context.save();
this.context.translate(this.position.x, this.position.y);
this._draw();
this.context.restore();
}
});
BouncingCanvasParticle.clips = {
star: [
new Point(0.50, 0.00),
new Point(0.38, 0.38),
new Point(0.00, 0.38),
new Point(0.30, 0.60),
new Point(0.18, 1.00),
new Point(0.50, 0.75),
new Point(0.82, 1.00),
new Point(0.70, 0.60),
new Point(1.00, 0.38),
new Point(0.62, 0.38)
]
};
BouncingCanvasParticlesStage = Utilities.createSubclass(BouncingParticlesStage,
function()
{
BouncingParticlesStage.call(this);
}, {
initialize: function(benchmark, options)
{
BouncingParticlesStage.prototype.initialize.call(this, benchmark, options);
this.context = this.element.getContext("2d");
},
animate: function(timeDelta)
{
this.context.clearRect(0, 0, this.size.x, this.size.y);
this.particles.forEach(function(particle) {
particle.animate(timeDelta);
});
}
});