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optmized buffer canvas requirement logic

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This commit is contained in:
Eric Rowell
2013-09-29 13:01:13 -07:00
parent e13a0b5fd8
commit e8b479e89f
7 changed files with 211 additions and 21 deletions
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94
test/unit/Shape-test.js
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@@ -388,5 +388,99 @@ suite('Shape-test', function() {
});
// ======================================================
test('fill with shadow and opacity', function(){
var stage = addStage();
var layer = new Kinetic.Layer();
var rect = new Kinetic.Rect({
x: 100,
y: 50,
width: 100,
height: 50,
fill: 'green',
opacity: 0.5,
shadowColor: 'black',
shadowBlur: 10,
shadowOffset: 10,
shadowOpacity: 0.5
});
layer.add(rect);
stage.add(layer);
assert.equal(rect.getX(), 100);
assert.equal(rect.getY(), 50);
var trace = layer.getContext().getTrace();
//console.log(trace);
assert.equal(trace, 'clearRect(0,0,578,200);save();transform(1,0,0,1,100,50);save();globalAlpha=0.25;shadowColor=black;shadowBlur=10;shadowOffsetX=10;shadowOffsetY=10;beginPath();rect(0,0,100,50);closePath();fillStyle=green;fill();restore();globalAlpha=0.5;beginPath();rect(0,0,100,50);closePath();fillStyle=green;fill();restore();');
});
// ======================================================
test('stroke with shadow and opacity', function(){
var stage = addStage();
var layer = new Kinetic.Layer();
var rect = new Kinetic.Rect({
x: 100,
y: 50,
width: 100,
height: 50,
stroke: 'red',
strokeWidth: 20,
opacity: 0.5,
shadowColor: 'black',
shadowBlur: 10,
shadowOffset: 10,
shadowOpacity: 0.5
});
layer.add(rect);
stage.add(layer);
assert.equal(rect.getX(), 100);
assert.equal(rect.getY(), 50);
var trace = layer.getContext().getTrace();
//console.log(trace);
assert.equal(trace, 'clearRect(0,0,578,200);save();transform(1,0,0,1,100,50);save();globalAlpha=0.25;shadowColor=black;shadowBlur=10;shadowOffsetX=10;shadowOffsetY=10;beginPath();rect(0,0,100,50);closePath();lineWidth=20;strokeStyle=red;stroke();restore();globalAlpha=0.5;beginPath();rect(0,0,100,50);closePath();lineWidth=20;strokeStyle=red;stroke();restore();');
});
// ======================================================
test('fill and stroke with shadow and opacity', function(){
var stage = addStage();
var layer = new Kinetic.Layer();
var rect = new Kinetic.Rect({
x: 100,
y: 50,
width: 100,
height: 50,
fill: 'green',
stroke: 'red',
strokeWidth: 20,
opacity: 0.5,
shadowColor: 'black',
shadowBlur: 10,
shadowOffset: 10,
shadowOpacity: 0.5,
draggable: true
});
layer.add(rect);
stage.add(layer);
assert.equal(rect.getX(), 100);
assert.equal(rect.getY(), 50);
var trace = layer.getContext().getTrace();
assert.equal(trace, 'clearRect(0,0,578,200);save();save();globalAlpha=0.25;shadowColor=black;shadowBlur=10;shadowOffsetX=10;shadowOffsetY=10;drawImage([object HTMLCanvasElement],0,0);restore();globalAlpha=0.5;drawImage([object HTMLCanvasElement],0,0);restore();');
});
});