konva/tests/js/unit/shapes/imageTests.js

374 lines
12 KiB
JavaScript

Test.Modules.IMAGE = {
'add image': function(containerId) {
var imageObj = new Image();
imageObj.onload = function() {
var stage = new Kinetic.Stage({
container: containerId,
width: 578,
height: 200
});
var layer = new Kinetic.Layer();
darth = new Kinetic.Image({
x: 200,
y: 60,
image: imageObj,
width: 100,
height: 100,
offset: [50, 30],
crop: [135, 7, 167, 134],
draggable: true
});
layer.add(darth);
stage.add(layer);
darth.setHeight(200);
layer.draw();
darth.setHeight(100);
layer.draw();
test(darth.getX() === 200, 'x should be 200');
test(darth.getY() === 60, 'y should be 60');
test(darth.getWidth() === 100, 'width should be 100');
test(darth.getHeight() === 100, 'height should be 100');
test(darth.getOffset().x === 50, 'center offset x should be 50');
test(darth.getOffset().y === 30, 'center offset y should be 30');
test(Kinetic.Type._isElement(darth.getImage()), 'darth image should be an element');
var crop = null;
crop = darth.getCrop();
test(crop.x === 135, 'crop x should be 135');
test(crop.y === 7, 'crop y should be 7');
test(crop.width === 167, 'crop width should be 167');
test(crop.height === 134, 'crop height should be134');
darth.setCrop(0, 1, 2, 3);
crop = darth.getCrop();
test(crop.x === 0, 'crop x should be 0');
test(crop.y === 1, 'crop y should be 1');
test(crop.width === 2, 'crop width should be2');
test(crop.height === 3, 'crop height should be 3');
darth.setCrop([4, 5, 6, 7]);
crop = darth.getCrop();
test(crop.x === 4, 'crop x should be 4');
test(crop.y === 5, 'crop y should be 5');
test(crop.width === 6, 'crop width should be 6');
test(crop.height === 7, 'crop height should be 7');
darth.setCrop({
x: 8,
y: 9,
width: 10,
height: 11
});
crop = darth.getCrop();
test(crop.x === 8, 'crop x should be 8');
test(crop.y === 9, 'crop y should be 9');
test(crop.width === 10, 'crop width should be 10');
test(crop.height === 11, 'crop height should be 11');
darth.setCrop({
x: 12
});
crop = darth.getCrop();
test(crop.x === 12, 'crop x should be 12');
test(crop.y === 9, 'crop y should be 9');
test(crop.width === 10, 'crop width should be 10');
test(crop.height === 11, 'crop height should be 11');
darth.setCrop({
y: 13
});
crop = darth.getCrop();
test(crop.x === 12, 'crop x should be 12');
test(crop.y === 13, 'crop y should be 13');
test(crop.width === 10, 'crop width should be 10');
test(crop.height === 11, 'crop height should be 11');
darth.setCrop({
width: 14
});
crop = darth.getCrop();
test(crop.x === 12, 'crop x should be 12');
test(crop.y === 13, 'crop y should be 13');
test(crop.width === 14, 'crop width should be 14');
test(crop.height === 11, 'crop height should be 11');
darth.setCrop({
height: 15
});
crop = darth.getCrop();
test(crop.x === 12, 'crop x should be 12');
test(crop.y === 13, 'crop y should be 13');
test(crop.width === 14, 'crop width should be 14');
test(crop.height === 15, 'crop height should be 15');
darth.setAttrs({
x: 200,
y: 60,
image: imageObj,
width: 100,
height: 100,
offset: [50, 30],
crop: [135, 7, 167, 134],
draggable: true
});
//document.body.appendChild(layer.bufferCanvas.element)
};
imageObj.src = '../assets/darth-vader.jpg';
},
'crop add and scale image': function(containerId) {
var imageObj = new Image();
imageObj.onload = function() {
var stage = new Kinetic.Stage({
container: containerId,
width: 578,
height: 200
});
var layer = new Kinetic.Layer();
darth = new Kinetic.Image({
x: 200,
y: 75,
image: imageObj,
width: 107,
height: 75,
crop: [186, 211, 292 - 186, 285 - 211],
draggable: true,
scale: [0.5, 0.5]
});
layer.add(darth);
stage.add(layer);
//console.log(layer.toDataURL());
warn(layer.toDataURL() === dataUrls['crop and scale image'], 'problem rendering cropped and scaled image');
};
imageObj.src = '../assets/darth-vader.jpg';
},
'create image hit region': function(containerId) {
var imageObj = new Image();
var stage = new Kinetic.Stage({
container: containerId,
width: 578,
height: 200
});
var layer = new Kinetic.Layer();
imageObj.onload = function() {
var lion = new Kinetic.Image({
x: 200,
y: 40,
image: imageObj,
draggable: true,
shadowColor: 'black',
shadowBlur: 10,
shadowOffset: [20, 20],
shadowOpacity: 0.2
});
// override color key with black
lion.colorKey = '000000';
layer.add(lion);
lion.createImageHitRegion(function() {
stage.add(layer);
layer.drawHit();
var hitDataUrl = layer.hitCanvas.toDataURL();
//console.log(hitDataUrl);
warn(hitDataUrl === dataUrls['transparent image hit render'], 'problem rendering image on hit graph');
});
};
imageObj.src = '../assets/lion.png';
showHit(layer);
},
'grayscale image': function(containerId) {
var imageObj = new Image();
imageObj.onload = function() {
var stage = new Kinetic.Stage({
container: containerId,
width: 578,
height: 200
});
var layer = new Kinetic.Layer({
throttle: 999
});
darth = new Kinetic.Image({
x: 10,
y: 10,
image: imageObj,
draggable: true
});
layer.add(darth);
stage.add(layer);
test(darth.getWidth() === 438, 'image width should be 438');
test(darth.getHeight() === 300, 'image height should be 300');
darth.applyFilter(Kinetic.Filters.Grayscale, null, function() {
layer.draw();
var dataUrl = layer.toDataURL();
//console.log(dataUrl);
warn(dataUrl === dataUrls['grayscale image'], 'problem with Grayscale filter.');
});
};
imageObj.src = '../assets/darth-vader.jpg';
},
'invert image': function(containerId) {
var imageObj = new Image();
imageObj.onload = function() {
var stage = new Kinetic.Stage({
container: containerId,
width: 578,
height: 200
});
var layer = new Kinetic.Layer({
throttle: 999
});
darth = new Kinetic.Image({
x: 10,
y: 10,
image: imageObj,
draggable: true
});
layer.add(darth);
stage.add(layer);
test(darth.getWidth() === 438, 'image width should be 438');
test(darth.getHeight() === 300, 'image height should be 300');
darth.applyFilter(Kinetic.Filters.Invert, null, function() {
layer.draw();
var dataUrl = layer.toDataURL();
//console.log(dataUrl);
warn(dataUrl === dataUrls['invert image'], 'problem with Invert filter.');
});
};
imageObj.src = '../assets/darth-vader.jpg';
},
'adjust image brightness': function(containerId) {
var imageObj = new Image();
imageObj.onload = function() {
var stage = new Kinetic.Stage({
container: containerId,
width: 578,
height: 200
});
var layer = new Kinetic.Layer({
throttle: 999
});
darth = new Kinetic.Image({
x: 10,
y: 10,
image: imageObj,
draggable: true
});
layer.add(darth);
stage.add(layer);
test(darth.getWidth() === 438, 'image width should be 438');
test(darth.getHeight() === 300, 'image height should be 300');
darth.applyFilter(Kinetic.Filters.Brighten, {
val: 100
}, function() {
layer.draw();
var dataUrl = layer.toDataURL();
//console.log(dataUrl);
warn(dataUrl === dataUrls['adjust image brightness'], 'problem with Brighten filter.');
});
};
imageObj.src = '../assets/darth-vader.jpg';
},
'filter transformed image': function(containerId) {
var imageObj = new Image();
imageObj.onload = function() {
var stage = new Kinetic.Stage({
container: containerId,
width: 578,
height: 200
});
var layer = new Kinetic.Layer({
throttle: 999
});
darth = new Kinetic.Image({
x: 50,
y: 50,
//width: 438,
//height: 300,
image: imageObj,
draggable: true,
rotationDeg: 10,
scale: 0.3
});
darth.setOffset(darth.getWidth() / 2, darth.getHeight() / 2);
layer.add(darth);
stage.add(layer);
test(darth.getWidth() === 438, 'image width should be 438');
test(darth.getHeight() === 300, 'image height should be 300');
darth.applyFilter(Kinetic.Filters.Grayscale, null, function() {
//stage.start();
layer.draw();
//console.log(layer.toDataURL());
warn(layer.toDataURL() === dataUrls['filter transformed image'], 'problem filtering transformed image');
});
};
imageObj.src = '../assets/darth-vader.jpg';
},
'apply shadow to transparent image': function(containerId) {
var imageObj = new Image();
var stage = new Kinetic.Stage({
container: containerId,
width: 578,
height: 200
});
var layer = new Kinetic.Layer();
imageObj.onload = function() {
var lion = new Kinetic.Image({
x: 200,
y: 40,
image: imageObj,
draggable: true,
shadowColor: 'black',
shadowBlur: 10,
shadowOffset: [20, 20],
shadowOpacity: 0.2
});
layer.add(lion);
stage.add(layer);
var dataUrl = layer.toDataURL();
warn(dataUrl === dataUrls['transparent image shadow'], 'problem applying shadow to image with transparent pixels');
};
imageObj.src = '../assets/lion.png';
showHit(layer);
}
};