konva/test/unit/shapes/Image-test.js
2015-01-20 17:05:56 +07:00

315 lines
9.5 KiB
JavaScript

suite('Image', function(){
// ======================================================
test('add image', function(done) {
var imageObj = new Image();
imageObj.onload = function() {
var stage = addStage();
var layer = new Kinetic.Layer();
var darth = new Kinetic.Image({
x: 200,
y: 60,
image: imageObj,
width: 100,
height: 100,
offset: {x: 50, y: 30},
crop: {x: 135, y: 7, width: 167, height: 134},
draggable: true
});
layer.add(darth);
stage.add(layer);
darth.setHeight(200);
layer.draw();
darth.setHeight(100);
layer.draw();
assert.equal(darth.getX(), 200);
assert.equal(darth.getY(), 60);
assert.equal(darth.getWidth(), 100);
assert.equal(darth.getHeight(), 100);
assert.equal(darth.offset().x, 50);
assert.equal(darth.offset().y, 30);
assert.equal(Kinetic.Util._isElement(darth.getImage()), true);
var crop = null;
crop = darth.getCrop();
assert.equal(crop.x, 135);
assert.equal(crop.y, 7);
assert.equal(crop.width, 167);
assert.equal(crop.height, 134);
darth.setCrop({
x: 8,
y: 9,
width: 10,
height: 11
});
crop = darth.getCrop();
assert.equal(crop.x, 8);
assert.equal(crop.y, 9);
assert.equal(crop.width, 10);
assert.equal(crop.height, 11);
darth.setCropX(12);
crop = darth.getCrop();
assert.equal(crop.x, 12);
assert.equal(crop.y, 9);
assert.equal(crop.width, 10);
assert.equal(crop.height, 11);
darth.setCropY(13);
crop = darth.getCrop();
assert.equal(crop.x, 12);
assert.equal(crop.y, 13);
assert.equal(crop.width, 10);
assert.equal(crop.height, 11);
darth.setCropWidth(14);
crop = darth.getCrop();
assert.equal(crop.x, 12);
assert.equal(crop.y, 13);
assert.equal(crop.width, 14);
assert.equal(crop.height, 11);
darth.setCropHeight(15);
crop = darth.getCrop();
assert.equal(crop.x, 12);
assert.equal(crop.y, 13);
assert.equal(crop.width, 14);
assert.equal(crop.height, 15);
darth.setAttrs({
x: 200,
y: 60,
image: imageObj,
width: 100,
height: 100,
offsetX: 50,
offsetY: 30,
crop: {x: 135, y: 7, width: 167, height: 134},
draggable: true
});
//document.body.appendChild(layer.bufferCanvas.element)
assert.equal(darth.getClassName(), 'Image');
var trace = layer.getContext().getTrace();
//console.log(trace);
assert.equal(trace, 'clearRect(0,0,578,200);save();transform(1,0,0,1,150,30);drawImage([object HTMLImageElement],135,7,167,134,0,0,100,100);restore();clearRect(0,0,578,200);save();transform(1,0,0,1,150,30);drawImage([object HTMLImageElement],135,7,167,134,0,0,100,200);restore();clearRect(0,0,578,200);save();transform(1,0,0,1,150,30);drawImage([object HTMLImageElement],135,7,167,134,0,0,100,100);restore();');
done();
};
imageObj.src = 'assets/darth-vader.jpg';
});
// ======================================================
test('crop and scale image', function(done) {
var imageObj = new Image();
imageObj.onload = function() {
var stage = addStage();
var layer = new Kinetic.Layer();
darth = new Kinetic.Image({
x: 200,
y: 75,
image: imageObj,
width: 107,
height: 75,
crop: {x:186, y:211, width:106, height:74},
draggable: true,
scale: [0.5, 0.5]
});
layer.add(darth);
stage.add(layer);
assert.equal(darth.getCrop().x, 186);
assert.equal(darth.getCrop().y, 211);
assert.equal(darth.getCrop().width, 106);
assert.equal(darth.getCrop().height, 74);
assert.equal(darth.getCropX(), 186);
assert.equal(darth.getCropY(), 211);
assert.equal(darth.getCropWidth(), 106);
assert.equal(darth.getCropHeight(), 74);
darth.setCrop({x: 1, y: 2, width: 3, height: 4});
assert.equal(darth.getCrop().x, 1);
assert.equal(darth.getCrop().y, 2);
assert.equal(darth.getCrop().width, 3);
assert.equal(darth.getCrop().height, 4);
assert.equal(darth.getCropX(), 1);
assert.equal(darth.getCropY(), 2);
assert.equal(darth.getCropWidth(), 3);
assert.equal(darth.getCropHeight(), 4);
darth.setCropX(5);
darth.setCropY(6);
darth.setCropWidth(7);
darth.setCropHeight(8);
assert.equal(darth.getCrop().x, 5);
assert.equal(darth.getCrop().y, 6);
assert.equal(darth.getCrop().width, 7);
assert.equal(darth.getCrop().height, 8);
assert.equal(darth.getCropX(), 5);
assert.equal(darth.getCropY(), 6);
assert.equal(darth.getCropWidth(), 7);
assert.equal(darth.getCropHeight(), 8);
done();
};
imageObj.src = 'assets/darth-vader.jpg';
});
// ======================================================
test('image with svg source', function(done) {
var imageObj = new Image();
var stage = addStage();
var layer = new Kinetic.Layer();
imageObj.onload = function() {
var tiger = new Kinetic.Image({
x: 0,
y: 0,
image: imageObj,
draggable: true,
scale: 0.25
});
layer.add(tiger);
stage.add(layer);
done();
};
imageObj.src = 'assets/Ghostscript_Tiger.svg';
});
// ======================================================
test('opacity test for image with svg source', function(done) {
var imageObj = new Image();
var stage = addStage();
var layer = new Kinetic.Layer();
layer.add(new Kinetic.Line({
points: [0,0,578,200],
stroke: 'black',
strokeWidth: 5
}));
imageObj.onload = function() {
var tiger = new Kinetic.Image({
x: 0,
y: 0,
image: imageObj,
draggable: true,
scale: 0.25,
opacity: 0.5
});
layer.add(tiger);
layer.add(new Kinetic.Line({
points: [578,0,0,200],
stroke: 'blue',
strokeWidth: 5
}));
stage.add(layer);
done();
};
imageObj.style.opacity = 0.5;
imageObj.src = 'assets/Ghostscript_Tiger.svg';
});
// ======================================================
test('image with opacity and shadow', function(done) {
var imageObj = new Image();
imageObj.onload = function() {
var stage = addStage();
var layer = new Kinetic.Layer();
darth = new Kinetic.Image({
x: 200,
y: 60,
image: imageObj,
width: 100,
height: 100,
offset: {x: 50, y:30},
draggable: true,
opacity: 0.5,
shadowColor: 'black',
shadowBlur: 10,
shadowOpacity: 0.5,
shadowOffset: {x: 20, y:20}
});
layer.add(darth);
stage.add(layer);
var trace = layer.getContext().getTrace();
//console.log(trace);
assert.equal(trace, 'clearRect(0,0,578,200);save();transform(1,0,0,1,150,30);save();globalAlpha=0.25;shadowColor=black;shadowBlur=10;shadowOffsetX=20;shadowOffsetY=20;beginPath();rect(0,0,100,100);closePath();drawImage([object HTMLImageElement],0,0,100,100);restore();globalAlpha=0.5;beginPath();rect(0,0,100,100);closePath();drawImage([object HTMLImageElement],0,0,100,100);restore();');
done();
};
imageObj.src = 'assets/darth-vader.jpg';
});
// ======================================================
test('image with stroke, opacity and shadow', function(done) {
var imageObj = new Image();
imageObj.onload = function() {
var stage = addStage();
var layer = new Kinetic.Layer();
darth = new Kinetic.Image({
x: 200,
y: 60,
image: imageObj,
width: 100,
height: 100,
offset: {x: 50, y: 30},
draggable: true,
opacity: 0.5,
shadowColor: 'black',
shadowBlur: 10,
shadowOpacity: 0.5,
shadowOffset: {x:20, y:20},
stroke: 'red',
strokeWidth: 20
});
layer.add(darth);
stage.add(layer);
var trace = layer.getContext().getTrace();
//console.log(trace);
assert.equal(trace, 'clearRect(0,0,578,200);save();save();globalAlpha=0.25;shadowColor=black;shadowBlur=10;shadowOffsetX=20;shadowOffsetY=20;drawImage([object HTMLCanvasElement],0,0);restore();globalAlpha=0.5;drawImage([object HTMLCanvasElement],0,0);restore();');
done();
};
imageObj.src = 'assets/darth-vader.jpg';
});
});