mirror of
https://github.com/Hopiu/fabric.js.git
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1252 lines
46 KiB
JavaScript
1252 lines
46 KiB
JavaScript
(function(){
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var canvas = this.canvas = new fabric.StaticCanvas(null, {enableRetinaScaling: false});
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function getAbsolutePath(path) {
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var isAbsolute = /^https?:/.test(path);
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if (isAbsolute) {
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return path;
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}
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var imgEl = _createImageElement();
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imgEl.src = path;
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var src = imgEl.src;
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imgEl = null;
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return src;
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}
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var IMG_SRC = fabric.isLikelyNode ? (__dirname + '/../fixtures/test_image.gif') : getAbsolutePath('../fixtures/test_image.gif'),
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IMG_WIDTH = 276,
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IMG_HEIGHT = 110;
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function _createImageElement() {
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return fabric.document.createElement('img');
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}
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function createImageObject(callback) {
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var elImage = _createImageElement();
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elImage.width = IMG_WIDTH;
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elImage.height = IMG_HEIGHT;
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elImage.onload = callback;
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elImage.src = IMG_SRC;
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}
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QUnit.module('fabric.Object', {
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afterEach: function() {
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fabric.perfLimitSizeTotal = 2097152;
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fabric.maxCacheSideLimit = 4096;
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fabric.minCacheSideLimit = 256;
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fabric.devicePixelRatio = 1;
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canvas.enableRetinaScaling = false;
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canvas.setZoom(1);
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canvas.clear();
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canvas.backgroundColor = fabric.Canvas.prototype.backgroundColor;
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canvas.calcOffset();
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}
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});
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QUnit.test('constructor & properties', function(assert) {
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assert.ok(typeof fabric.Object === 'function');
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var cObj = new fabric.Object();
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assert.ok(cObj);
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assert.ok(cObj instanceof fabric.Object);
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assert.ok(cObj.constructor === fabric.Object);
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assert.equal(cObj.type, 'object');
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assert.equal(cObj.includeDefaultValues, true);
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assert.equal(cObj.selectable, true);
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});
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QUnit.test('get', function(assert) {
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var cObj = new fabric.Object({
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left: 11,
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top: 22,
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width: 50,
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height: 60,
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opacity: 0.7
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});
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assert.equal(cObj.get('left'), 11);
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assert.equal(cObj.get('top'), 22);
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assert.equal(cObj.get('width'), 50);
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assert.equal(cObj.get('height'), 60);
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assert.equal(cObj.get('opacity'), 0.7);
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});
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QUnit.test('set', function(assert) {
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var cObj = new fabric.Object({ left: 11, top: 22, width: 50, height: 60, opacity: 0.7 });
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cObj.set('left', 12);
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cObj.set('top', 23);
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cObj.set('width', 51);
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cObj.set('height', 61);
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cObj.set('opacity', 0.5);
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assert.equal(cObj.get('left'), 12);
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assert.equal(cObj.get('top'), 23);
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assert.equal(cObj.get('width'), 51);
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assert.equal(cObj.get('height'), 61);
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assert.equal(cObj.get('opacity'), 0.5);
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assert.equal(cObj.set('opacity', 0.5), cObj, 'chainable');
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});
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QUnit.test('set with object of prop/values', function(assert) {
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var cObj = new fabric.Object({ });
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assert.equal(cObj, cObj.set({ width: 99, height: 88, fill: 'red' }), 'chainable');
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assert.equal('red', cObj.get('fill'));
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assert.equal(99, cObj.get('width'));
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assert.equal(88, cObj.get('height'));
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});
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// QUnit.test('Dinamically generated accessors', function(assert) {
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// var cObj = new fabric.Object({ });
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//
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// assert.equal('function', typeof cObj.getWidth);
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// assert.equal('function', typeof cObj.setWidth);
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//
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// assert.equal('function', typeof cObj.getFill);
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// assert.equal('function', typeof cObj.setFill);
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//
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// assert.equal(cObj, cObj.setFill('red'), 'chainable');
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// assert.equal('red', cObj.getFill());
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//
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// cObj.setScaleX(2.3);
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// assert.equal(2.3, cObj.getScaleX());
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//
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// cObj.setOpacity(0.123);
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// assert.equal(0.123, cObj.getOpacity());
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// });
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QUnit.test('stateProperties', function(assert) {
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var cObj = new fabric.Object();
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assert.ok(cObj.stateProperties);
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assert.ok(cObj.stateProperties.length > 0);
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});
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QUnit.test('transform', function(assert) {
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var cObj = new fabric.Object();
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assert.ok(typeof cObj.transform === 'function');
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});
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QUnit.test('toJSON', function(assert) {
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var emptyObjectJSON = '{"type":"object","version":"' + fabric.version + '","originX":"left","originY":"top","left":0,"top":0,"width":0,"height":0,"fill":"rgb(0,0,0)",' +
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'"stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":4,' +
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'"scaleX":1,"scaleY":1,"angle":0,"flipX":false,"flipY":false,"opacity":1,' +
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'"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","paintFirst":"fill","globalCompositeOperation":"source-over",' +
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'"transformMatrix":null,"skewX":0,"skewY":0}';
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var augmentedJSON = '{"type":"object","version":"' + fabric.version + '","originX":"left","originY":"top","left":0,"top":0,"width":122,"height":0,"fill":"rgb(0,0,0)",' +
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'"stroke":null,"strokeWidth":1,"strokeDashArray":[5,2],"strokeLineCap":"round","strokeLineJoin":"bevil","strokeMiterLimit":5,' +
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'"scaleX":1.3,"scaleY":1,"angle":0,"flipX":false,"flipY":true,"opacity":0.88,' +
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'"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","paintFirst":"fill","globalCompositeOperation":"source-over",' +
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'"transformMatrix":null,"skewX":0,"skewY":0}';
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var cObj = new fabric.Object();
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assert.ok(typeof cObj.toJSON === 'function');
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assert.equal(JSON.stringify(cObj.toJSON()), emptyObjectJSON);
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cObj.set('opacity', 0.88)
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.set('scaleX', 1.3)
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.set('width', 122)
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.set('flipY', true)
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.set('strokeDashArray', [5, 2])
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.set('strokeLineCap', 'round')
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.set('strokeLineJoin', 'bevil')
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.set('strokeMiterLimit', 5);
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assert.equal(JSON.stringify(cObj.toJSON()), augmentedJSON);
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});
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QUnit.test('toObject', function(assert) {
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var emptyObjectRepr = {
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'version': fabric.version,
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'type': 'object',
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'originX': 'left',
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'originY': 'top',
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'left': 0,
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'top': 0,
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'width': 0,
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'height': 0,
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'fill': 'rgb(0,0,0)',
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'stroke': null,
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'strokeWidth': 1,
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'strokeDashArray': null,
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'strokeLineCap': 'butt',
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'strokeLineJoin': 'miter',
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'strokeMiterLimit': 4,
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'scaleX': 1,
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'scaleY': 1,
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'angle': 0,
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'flipX': false,
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'flipY': false,
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'opacity': 1,
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'shadow': null,
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'visible': true,
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'backgroundColor': '',
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'clipTo': null,
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'fillRule': 'nonzero',
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'paintFirst': 'fill',
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'globalCompositeOperation': 'source-over',
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'skewX': 0,
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'skewY': 0,
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'transformMatrix': null
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};
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var augmentedObjectRepr = {
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'version': fabric.version,
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'type': 'object',
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'originX': 'left',
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'originY': 'top',
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'left': 10,
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'top': 20,
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'width': 30,
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'height': 40,
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'fill': 'rgb(0,0,0)',
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'stroke': null,
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'strokeWidth': 1,
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'strokeDashArray': [5, 2],
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'strokeLineCap': 'round',
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'strokeLineJoin': 'bevil',
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'strokeMiterLimit': 5,
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'scaleX': 1,
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'scaleY': 1,
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'angle': 0,
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'flipX': true,
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'flipY': false,
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'opacity': 0.13,
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'shadow': null,
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'visible': true,
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'backgroundColor': '',
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'clipTo': null,
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'fillRule': 'nonzero',
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'paintFirst': 'fill',
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'globalCompositeOperation': 'source-over',
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'transformMatrix': null,
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'skewX': 0,
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'skewY': 0
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};
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var cObj = new fabric.Object();
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assert.deepEqual(emptyObjectRepr, cObj.toObject());
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cObj.set('left', 10)
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.set('top', 20)
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.set('width', 30)
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.set('height', 40)
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.set('flipX', true)
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.set('opacity', 0.13)
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.set('strokeDashArray', [5, 2])
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.set('strokeLineCap', 'round')
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.set('strokeLineJoin', 'bevil')
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.set('strokeMiterLimit', 5);
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assert.deepEqual(augmentedObjectRepr, cObj.toObject());
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var fractionalValue = 166.66666666666666,
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testedProperties = 'left top width height'.split(' '),
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fractionDigitsDefault = 2;
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function testFractionDigits(fractionDigits, expectedValue) {
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fabric.Object.NUM_FRACTION_DIGITS = fractionDigits;
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testedProperties.forEach(function(property) {
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cObj.set(property, fractionalValue);
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assert.equal(cObj.toObject()[property], expectedValue,
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'value of ' + property + ' should have ' + fractionDigits + ' fractional digits');
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}, this);
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fabric.Object.NUM_FRACTION_DIGITS = fractionDigitsDefault;
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}
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testFractionDigits.call(this, 2, 166.67);
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testFractionDigits.call(this, 3, 166.667);
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testFractionDigits.call(this, 0, 167);
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});
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QUnit.test('toObject without default values', function(assert) {
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var emptyObjectRepr = { version: fabric.version, type: 'object' };
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var augmentedObjectRepr = {
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version: fabric.version,
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type: 'object',
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left: 10,
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top: 20,
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width: 30,
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height: 40,
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strokeDashArray: [5, 2],
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strokeLineCap: 'round',
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strokeLineJoin: 'bevil',
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strokeMiterLimit: 5,
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flipX: true,
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opacity: 0.13,
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transformMatrix: [3, 0, 3, 1, 0, 0]
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};
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var cObj = new fabric.Object(),
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toObjectObj;
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cObj.includeDefaultValues = false;
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assert.deepEqual(emptyObjectRepr, cObj.toObject());
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cObj.set('left', 10)
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.set('top', 20)
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.set('width', 30)
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.set('height', 40)
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.set('flipX', true)
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.set('opacity', 0.13)
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.set('strokeDashArray', [5, 2])
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.set('strokeLineCap', 'round')
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.set('strokeLineJoin', 'bevil')
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.set('strokeMiterLimit', 5)
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.set('transformMatrix', [3, 0, 3, 1, 0, 0]);
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toObjectObj = cObj.toObject();
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assert.deepEqual(augmentedObjectRepr, toObjectObj);
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assert.notEqual(augmentedObjectRepr.transformMatrix, toObjectObj.transformMatrix);
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assert.deepEqual(augmentedObjectRepr.transformMatrix, toObjectObj.transformMatrix);
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assert.notEqual(augmentedObjectRepr.strokeDashArray, toObjectObj.strokeDashArray);
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assert.deepEqual(augmentedObjectRepr.strokeDashArray, toObjectObj.strokeDashArray);
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});
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QUnit.test('toDatalessObject', function(assert) {
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var cObj = new fabric.Object();
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assert.ok(typeof cObj.toDatalessObject === 'function');
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assert.deepEqual(cObj.toObject(), cObj.toDatalessObject());
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});
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QUnit.test('toString', function(assert) {
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var cObj = new fabric.Object();
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assert.equal(cObj.toString(), '#<fabric.Object>');
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cObj.type = 'moo';
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assert.equal(cObj.toString(), '#<fabric.Moo>');
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});
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QUnit.test('render', function(assert) {
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var cObj = new fabric.Object();
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assert.ok(typeof cObj.render === 'function');
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});
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QUnit.test('rotate', function(assert) {
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var cObj = new fabric.Object();
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assert.ok(typeof cObj.rotate === 'function');
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assert.equal(cObj.get('angle'), 0);
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assert.equal(cObj.rotate(45), cObj, 'chainable');
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assert.equal(cObj.get('angle'), 45);
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});
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QUnit.test('scale', function(assert) {
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var cObj = new fabric.Object();
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assert.ok(typeof cObj.scale === 'function');
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assert.equal(cObj.get('scaleX'), 1);
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assert.equal(cObj.get('scaleY'), 1);
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cObj.scale(1.5);
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assert.equal(cObj.get('scaleX'), 1.5);
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assert.equal(cObj.get('scaleY'), 1.5);
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assert.equal(cObj.scale(2), cObj, 'chainable');
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});
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QUnit.test('setOpacity', function(assert) {
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var cObj = new fabric.Object();
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assert.equal(cObj.get('opacity'), 1);
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cObj.set('opacity', 0.68);
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assert.equal(cObj.get('opacity'), 0.68);
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assert.equal(cObj.set('opacity', 1), cObj, 'chainable');
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});
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QUnit.test('getAngle', function(assert) {
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var cObj = new fabric.Object();
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assert.equal(cObj.get('angle'), 0);
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cObj.rotate(45);
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assert.equal(cObj.get('angle'), 45);
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});
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QUnit.test('rotate', function(assert) {
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var cObj = new fabric.Object();
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assert.equal(cObj.get('angle'), 0);
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assert.equal(cObj.set('angle', 45), cObj, 'chainable');
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assert.equal(cObj.get('angle'), 45);
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});
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QUnit.test('drawBorders', function(assert) {
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var cObj = new fabric.Object(), canvas = fabric.document.createElement('canvas');
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var dummyContext = canvas.getContext('2d');
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assert.ok(typeof cObj.drawBorders === 'function');
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assert.equal(cObj.drawBorders(dummyContext), cObj, 'chainable');
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});
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QUnit.test('drawControls', function(assert) {
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var cObj = new fabric.Object(), canvas = fabric.document.createElement('canvas');
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var dummyContext = canvas.getContext('2d');
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assert.ok(typeof cObj.drawControls === 'function');
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assert.equal(cObj.drawControls(dummyContext), cObj, 'chainable');
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});
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QUnit.test('clone', function(assert) {
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var cObj = new fabric.Object({ left: 123, top: 456, opacity: 0.66 });
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assert.ok(typeof cObj.clone === 'function');
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cObj.clone(function(clone) {
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assert.equal(clone.get('left'), 123);
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assert.equal(clone.get('top'), 456);
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assert.equal(clone.get('opacity'), 0.66);
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// augmenting clone properties should not affect original instance
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clone.set('left', 12).set('scaleX', 2.5).rotate(33);
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assert.equal(cObj.get('left'), 123);
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assert.equal(cObj.get('scaleX'), 1);
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assert.equal(cObj.get('angle'), 0);
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});
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});
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QUnit.test('cloneAsImage', function(assert) {
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var done = assert.async();
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var cObj = new fabric.Rect({ width: 100, height: 100, fill: 'red', strokeWidth: 0 });
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assert.ok(typeof cObj.cloneAsImage === 'function');
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if (!fabric.Canvas.supports('toDataURL')) {
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fabric.log('`toDataURL` is not supported by this environment; skipping `cloneAsImage` test (as it relies on `toDataURL`)');
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done();
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}
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else {
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cObj.cloneAsImage(function(image) {
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assert.ok(image);
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assert.ok(image instanceof fabric.Image);
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assert.equal(image.width, 100, 'the image has same dimension of object');
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done();
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});
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}
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});
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QUnit.test('cloneAsImage with retina scaling enabled', function(assert) {
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var done = assert.async();
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var cObj = new fabric.Rect({ width: 100, height: 100, fill: 'red', strokeWidth: 0 });
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fabric.devicePixelRatio = 2;
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if (!fabric.Canvas.supports('toDataURL')) {
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fabric.log('`toDataURL` is not supported by this environment; skipping `cloneAsImage` test (as it relies on `toDataURL`)');
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done();
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}
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else {
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cObj.cloneAsImage(function(image) {
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assert.ok(image);
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assert.ok(image instanceof fabric.Image);
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assert.equal(image.width, 200, 'the image has been scaled by retina');
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fabric.devicePixelRatio = 1;
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done();
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}, { enableRetinaScaling: true });
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}
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});
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QUnit.test('toDataURL', function(assert) {
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// var data =
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// 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGQA'+
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// 'AABkCAYAAABw4pVUAAAA+UlEQVR4nO3RoRHAQBDEsOu/6YR+B2s'+
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// 'gIO4Z3919pMwDMCRtHoAhafMADEmbB2BI2jwAQ9LmARiSNg/AkLR5AI'+
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// 'akzQMwJG0egCFp8wAMSZsHYEjaPABD0uYBGJI2D8CQtHkAhqTNAzAkbR'+
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// '6AIWnzAAxJmwdgSNo8AEPS5gEYkjYPwJC0eQCGpM0DMCRtHoAhafMADEm'+
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// 'bB2BI2jwAQ9LmARiSNg/AkLR5AIakzQMwJG0egCFp8wAMSZsHYEjaPABD0'+
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// 'uYBGJI2D8CQtHkAhqTNAzAkbR6AIWnzAAxJmwdgSNo8AEPS5gEYkjYPw'+
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// 'JC0eQCGpM0DMCRtHsDjB5K06yueJFXJAAAAAElFTkSuQmCC';
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var cObj = new fabric.Rect({
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width: 100, height: 100, fill: 'red', strokeWidth: 0
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});
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assert.ok(typeof cObj.toDataURL === 'function');
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if (!fabric.Canvas.supports('toDataURL')) {
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window.alert('toDataURL is not supported by this environment. Some of the tests can not be run.');
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}
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else {
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var dataURL = cObj.toDataURL();
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assert.equal(typeof dataURL, 'string');
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|
assert.equal(dataURL.substring(0, 21), 'data:image/png;base64');
|
|
|
|
try {
|
|
dataURL = cObj.toDataURL({ format: 'jpeg' });
|
|
assert.equal(dataURL.substring(0, 22), 'data:image/jpeg;base64');
|
|
}
|
|
catch (err) {
|
|
fabric.log('jpeg toDataURL not supported');
|
|
}
|
|
}
|
|
});
|
|
|
|
QUnit.test('toDataURL & reference to canvas', function(assert) {
|
|
// var data =
|
|
// 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGQA'+
|
|
// 'AABkCAYAAABw4pVUAAAA+UlEQVR4nO3RoRHAQBDEsOu/6YR+B2s'+
|
|
// 'gIO4Z3919pMwDMCRtHoAhafMADEmbB2BI2jwAQ9LmARiSNg/AkLR5AI'+
|
|
// 'akzQMwJG0egCFp8wAMSZsHYEjaPABD0uYBGJI2D8CQtHkAhqTNAzAkbR'+
|
|
// '6AIWnzAAxJmwdgSNo8AEPS5gEYkjYPwJC0eQCGpM0DMCRtHoAhafMADEm'+
|
|
// 'bB2BI2jwAQ9LmARiSNg/AkLR5AIakzQMwJG0egCFp8wAMSZsHYEjaPABD0'+
|
|
// 'uYBGJI2D8CQtHkAhqTNAzAkbR6AIWnzAAxJmwdgSNo8AEPS5gEYkjYPw'+
|
|
// 'JC0eQCGpM0DMCRtHsDjB5K06yueJFXJAAAAAElFTkSuQmCC';
|
|
|
|
var cObj = new fabric.Rect({
|
|
width: 100, height: 100, fill: 'red'
|
|
});
|
|
canvas.add(cObj);
|
|
|
|
if (!fabric.Canvas.supports('toDataURL')) {
|
|
window.alert('toDataURL is not supported by this environment. Some of the tests can not be run.');
|
|
}
|
|
else {
|
|
var objCanvas = cObj.canvas;
|
|
cObj.toDataURL();
|
|
|
|
assert.equal(objCanvas, cObj.canvas);
|
|
}
|
|
});
|
|
|
|
QUnit.test('isType', function(assert) {
|
|
var cObj = new fabric.Object();
|
|
assert.ok(typeof cObj.isType === 'function');
|
|
assert.ok(cObj.isType('object'));
|
|
assert.ok(!cObj.isType('rect'));
|
|
cObj = new fabric.Rect();
|
|
assert.ok(cObj.isType('rect'));
|
|
assert.ok(!cObj.isType('object'));
|
|
});
|
|
|
|
QUnit.test('toggle', function(assert) {
|
|
var object = new fabric.Object({ left: 100, top: 124, width: 210, height: 66 });
|
|
assert.ok(typeof object.toggle === 'function');
|
|
|
|
object.set('flipX', false);
|
|
assert.equal(object.toggle('flipX'), object, 'should be chainable');
|
|
assert.equal(object.get('flipX'), true);
|
|
object.toggle('flipX');
|
|
assert.equal(object.get('flipX'), false);
|
|
|
|
object.set('left', 112.45);
|
|
object.toggle('left');
|
|
assert.equal(object.get('left'), 112.45, 'non boolean properties should not be affected');
|
|
});
|
|
|
|
QUnit.test('_setLineDash', function(assert) {
|
|
var object = new fabric.Rect({ left: 100, top: 124, width: 210, height: 66, stroke: 'black', strokeWidth: 2});
|
|
assert.ok(typeof object._setLineDash === 'function');
|
|
object.strokeDashArray = [3, 2, 1];
|
|
assert.equal(object.strokeDashArray.length, 3, 'strokeDash array is odd');
|
|
object._setLineDash(canvas.contextContainer, object.strokeDashArray, null);
|
|
assert.equal(object.strokeDashArray.length, 6, 'strokeDash array now is even');
|
|
});
|
|
|
|
QUnit.test('straighten', function(assert) {
|
|
var object = new fabric.Object({ left: 100, top: 124, width: 210, height: 66 });
|
|
assert.ok(typeof object.straighten === 'function');
|
|
|
|
object.rotate(123.456);
|
|
object.straighten();
|
|
assert.equal(object.get('angle'), 90);
|
|
|
|
object.rotate(97.111);
|
|
object.straighten();
|
|
assert.equal(object.get('angle'), 90);
|
|
|
|
object.rotate(3.45);
|
|
object.straighten();
|
|
assert.equal(object.get('angle'), 0);
|
|
|
|
object.rotate(-157);
|
|
object.straighten();
|
|
assert.equal(object.get('angle'), -180);
|
|
|
|
object.rotate(159);
|
|
object.straighten();
|
|
assert.equal(object.get('angle'), 180);
|
|
|
|
object.rotate(999);
|
|
object.straighten();
|
|
assert.equal(object.get('angle'), 270);
|
|
});
|
|
|
|
QUnit.test('fxStraighten', function(assert) {
|
|
var done = assert.async();
|
|
var object = new fabric.Object({ left: 20, top: 30, width: 40, height: 50, angle: 43 });
|
|
|
|
var onCompleteFired = false;
|
|
var onComplete = function(){ onCompleteFired = true; };
|
|
|
|
var onChangeFired = false;
|
|
var onChange = function(){ onChangeFired = true; };
|
|
|
|
var callbacks = { onComplete: onComplete, onChange: onChange };
|
|
assert.ok(typeof object.fxStraighten === 'function');
|
|
assert.equal(object.fxStraighten(callbacks), object, 'should be chainable');
|
|
assert.equal(fabric.util.toFixed(object.get('angle'), 0), 43);
|
|
setTimeout(function(){
|
|
assert.ok(onCompleteFired);
|
|
assert.ok(onChangeFired);
|
|
assert.equal(object.get('angle'), 0, 'angle should be set to 0 by the end of animation');
|
|
assert.equal(object.fxStraighten(), object, 'should work without callbacks');
|
|
done();
|
|
}, 1000);
|
|
});
|
|
|
|
QUnit.test('observable', function(assert) {
|
|
var object = new fabric.Object({ left: 20, top: 30, width: 40, height: 50, angle: 43 });
|
|
|
|
var fooFired = false,
|
|
barFired = false;
|
|
|
|
object.on('foo', function() { fooFired = true; });
|
|
object.on('bar', function() { barFired = true; });
|
|
|
|
object.fire('foo');
|
|
assert.ok(fooFired);
|
|
assert.ok(!barFired);
|
|
|
|
object.fire('bar');
|
|
assert.ok(fooFired);
|
|
assert.ok(barFired);
|
|
|
|
var firedOptions;
|
|
object.on('baz', function(options) { firedOptions = options; });
|
|
object.fire('baz', { param1: 'abrakadabra', param2: 3.1415 });
|
|
|
|
assert.equal('abrakadabra', firedOptions.param1);
|
|
assert.equal(3.1415, firedOptions.param2);
|
|
});
|
|
|
|
QUnit.test('object:added', function(assert) {
|
|
var object = new fabric.Object();
|
|
var addedEventFired = false;
|
|
|
|
object.on('added', function() { addedEventFired = true; });
|
|
canvas.add(object);
|
|
|
|
assert.ok(addedEventFired);
|
|
});
|
|
|
|
QUnit.test('canvas reference', function(assert) {
|
|
var object = new fabric.Object();
|
|
var object2 = new fabric.Object();
|
|
|
|
canvas.add(object);
|
|
canvas.insertAt(object2, 0);
|
|
|
|
assert.ok(object.canvas === canvas);
|
|
assert.ok(object2.canvas === canvas);
|
|
});
|
|
|
|
QUnit.test('object:removed', function(assert) {
|
|
var object = new fabric.Object();
|
|
var removedEventFired = false;
|
|
|
|
canvas.add(object);
|
|
|
|
object.on('removed', function() { removedEventFired = true; });
|
|
canvas.remove(object);
|
|
|
|
assert.ok(removedEventFired);
|
|
});
|
|
|
|
QUnit.test('center', function(assert) {
|
|
var object = new fabric.Object();
|
|
object.strokeWidth = 0;
|
|
canvas.viewportTransform = [1, 0, 0, 1, 0, 0];
|
|
assert.ok(typeof object.center === 'function');
|
|
|
|
canvas.add(object);
|
|
assert.equal(object.center(), object, 'should be chainable');
|
|
|
|
assert.equal(object.getCenterPoint().x, canvas.getWidth() / 2);
|
|
assert.equal(object.getCenterPoint().y, canvas.getHeight() / 2);
|
|
|
|
canvas.setZoom(2);
|
|
object.center();
|
|
assert.equal(object.getCenterPoint().x, canvas.getWidth() / 2, 'object center.x is in canvas center when the canvas is transformed');
|
|
assert.equal(object.getCenterPoint().y, canvas.getHeight() / 2, 'object center.y is in canvas center when the canvas is transformed');
|
|
|
|
});
|
|
|
|
QUnit.test('centerH', function(assert) {
|
|
var object = new fabric.Object();
|
|
object.strokeWidth = 0;
|
|
canvas.viewportTransform = [1, 0, 0, 1, 0, 0];
|
|
assert.ok(typeof object.centerH === 'function');
|
|
var oldY = object.top;
|
|
|
|
canvas.add(object);
|
|
assert.equal(object.centerH(), object, 'should be chainable');
|
|
|
|
assert.equal(object.getCenterPoint().x, canvas.getWidth() / 2);
|
|
assert.equal(object.top, oldY, 'object top did not change');
|
|
canvas.setZoom(2);
|
|
object.centerH();
|
|
assert.equal(object.getCenterPoint().x, canvas.getWidth() / 2, 'object center.x is in canvas center when the canvas is transformed');
|
|
});
|
|
|
|
QUnit.test('centerV', function(assert) {
|
|
var object = new fabric.Object();
|
|
object.strokeWidth = 0;
|
|
canvas.viewportTransform = [1, 0, 0, 1, 0, 0];
|
|
assert.ok(typeof object.centerV === 'function');
|
|
var oldX = object.left;
|
|
|
|
canvas.add(object);
|
|
assert.equal(object.centerV(), object, 'should be chainable');
|
|
assert.equal(object.left, oldX, 'object top did not change');
|
|
assert.equal(object.getCenterPoint().y, canvas.getHeight() / 2);
|
|
|
|
canvas.setZoom(2);
|
|
object.centerV();
|
|
assert.equal(object.getCenterPoint().y, canvas.getHeight() / 2, 'object center.y is in canvas center when the canvas is transformed');
|
|
});
|
|
|
|
QUnit.test('viewportCenter', function(assert) {
|
|
var object = new fabric.Object();
|
|
object.strokeWidth = 0;
|
|
canvas.viewportTransform = [1, 0, 0, 1, 0, 0];
|
|
assert.ok(typeof object.viewportCenter === 'function');
|
|
|
|
canvas.add(object);
|
|
assert.equal(object.viewportCenter(), object, 'should be chainable');
|
|
|
|
assert.equal(object.getCenterPoint().x, canvas.getWidth() / 2);
|
|
assert.equal(object.getCenterPoint().y, canvas.getHeight() / 2);
|
|
|
|
canvas.setZoom(2);
|
|
object.viewportCenter();
|
|
assert.equal(object.getCenterPoint().x, canvas.getWidth() / (2 * canvas.getZoom()));
|
|
assert.equal(object.getCenterPoint().y, canvas.getHeight() / (2 * canvas.getZoom()));
|
|
});
|
|
|
|
QUnit.test('viewportCenterH', function(assert) {
|
|
var object = new fabric.Object();
|
|
object.strokeWidth = 0;
|
|
canvas.viewportTransform = [1, 0, 0, 1, 0, 0];
|
|
assert.ok(typeof object.viewportCenterH === 'function');
|
|
|
|
var oldY = object.top;
|
|
canvas.add(object);
|
|
assert.equal(object.viewportCenterH(), object, 'should be chainable');
|
|
assert.equal(object.getCenterPoint().x, canvas.getWidth() / 2);
|
|
assert.equal(object.top, oldY, 'object top did not change');
|
|
canvas.setZoom(2);
|
|
object.viewportCenterH();
|
|
assert.equal(object.getCenterPoint().x, canvas.getWidth() / (2 * canvas.getZoom()));
|
|
assert.equal(object.top, oldY, 'object top did not change');
|
|
});
|
|
|
|
QUnit.test('viewportCenterV', function(assert) {
|
|
var object = new fabric.Object();
|
|
object.strokeWidth = 0;
|
|
canvas.viewportTransform = [1, 0, 0, 1, 0, 0];
|
|
assert.ok(typeof object.viewportCenterV === 'function');
|
|
|
|
var oldX = object.left;
|
|
|
|
canvas.add(object);
|
|
assert.equal(object.viewportCenterV(), object, 'should be chainable');
|
|
assert.equal(object.getCenterPoint().y, canvas.getHeight() / 2);
|
|
assert.equal(object.left, oldX, 'object left did not change');
|
|
canvas.setZoom(2);
|
|
object.viewportCenterV();
|
|
assert.equal(object.getCenterPoint().y, canvas.getHeight() / (2 * canvas.getZoom()));
|
|
assert.equal(object.left, oldX, 'object left did not change');
|
|
});
|
|
|
|
|
|
QUnit.test('sendToBack', function(assert) {
|
|
var object = new fabric.Object();
|
|
|
|
assert.ok(typeof object.sendToBack === 'function');
|
|
|
|
canvas.add(object);
|
|
assert.equal(object.sendToBack(), object, 'should be chainable');
|
|
});
|
|
|
|
QUnit.test('bringToFront', function(assert) {
|
|
var object = new fabric.Object();
|
|
|
|
assert.ok(typeof object.bringToFront === 'function');
|
|
|
|
canvas.add(object);
|
|
assert.equal(object.bringToFront(), object, 'should be chainable');
|
|
});
|
|
|
|
QUnit.test('sendBackwards', function(assert) {
|
|
var object = new fabric.Object();
|
|
|
|
assert.ok(typeof object.sendBackwards === 'function');
|
|
|
|
canvas.add(object);
|
|
assert.equal(object.sendBackwards(), object, 'should be chainable');
|
|
});
|
|
|
|
QUnit.test('bringForward', function(assert) {
|
|
var object = new fabric.Object();
|
|
|
|
assert.ok(typeof object.bringForward === 'function');
|
|
|
|
canvas.add(object);
|
|
assert.equal(object.bringForward(), object, 'should be chainable');
|
|
});
|
|
|
|
QUnit.test('moveTo', function(assert) {
|
|
var object = new fabric.Object();
|
|
|
|
assert.ok(typeof object.moveTo === 'function');
|
|
|
|
canvas.add(object);
|
|
assert.equal(object.moveTo(), object, 'should be chainable');
|
|
});
|
|
|
|
QUnit.test('setGradient', function(assert) {
|
|
var object = new fabric.Object();
|
|
|
|
assert.ok(typeof object.setGradient === 'function');
|
|
|
|
assert.equal(object.setGradient('fill', {
|
|
x1: 0,
|
|
y1: 0,
|
|
x2: 100,
|
|
y2: 100,
|
|
colorStops: {
|
|
'0': 'rgb(255,0,0)',
|
|
'1': 'rgb(0,128,0)'
|
|
}
|
|
}), object, 'should be chainable');
|
|
|
|
assert.ok(typeof object.toObject().fill == 'object');
|
|
assert.ok(object.fill instanceof fabric.Gradient);
|
|
|
|
var fill = object.fill;
|
|
|
|
assert.equal(fill.type, 'linear');
|
|
|
|
assert.equal(fill.coords.x1, 0);
|
|
assert.equal(fill.coords.y1, 0);
|
|
|
|
assert.equal(fill.coords.x2, 100);
|
|
assert.equal(fill.coords.y2, 100);
|
|
|
|
assert.equal(fill.colorStops[0].offset, 0);
|
|
assert.equal(fill.colorStops[1].offset, 1);
|
|
assert.equal(fill.colorStops[0].color, 'rgb(255,0,0)');
|
|
assert.equal(fill.colorStops[1].color, 'rgb(0,128,0)');
|
|
});
|
|
|
|
QUnit.test('setGradient with gradientTransform', function(assert) {
|
|
var object = new fabric.Object();
|
|
|
|
assert.ok(typeof object.setGradient === 'function');
|
|
|
|
assert.equal(object.setGradient('fill', {
|
|
x1: 0,
|
|
y1: 0,
|
|
x2: 100,
|
|
y2: 100,
|
|
gradientTransform: [1, 0, 0, 4, 5, 5],
|
|
colorStops: {
|
|
'0': 'rgb(255,0,0)',
|
|
'1': 'rgb(0,128,0)'
|
|
}
|
|
}), object, 'should be chainable');
|
|
|
|
assert.ok(typeof object.toObject().fill == 'object');
|
|
assert.ok(object.fill instanceof fabric.Gradient);
|
|
|
|
var fill = object.fill;
|
|
|
|
assert.equal(fill.type, 'linear');
|
|
|
|
assert.equal(fill.coords.x1, 0);
|
|
assert.equal(fill.coords.y1, 0);
|
|
|
|
assert.equal(fill.coords.x2, 100);
|
|
assert.equal(fill.coords.y2, 100);
|
|
|
|
assert.deepEqual(fill.gradientTransform, [1, 0, 0, 4, 5, 5]);
|
|
|
|
assert.equal(fill.colorStops[0].offset, 0);
|
|
assert.equal(fill.colorStops[1].offset, 1);
|
|
assert.equal(fill.colorStops[0].color, 'rgb(255,0,0)');
|
|
assert.equal(fill.colorStops[1].color, 'rgb(0,128,0)');
|
|
});
|
|
|
|
QUnit.test('setPatternFill', function(assert) {
|
|
var done = assert.async();
|
|
var object = new fabric.Object();
|
|
|
|
assert.ok(typeof object.setPatternFill === 'function');
|
|
|
|
createImageObject(function(img) {
|
|
assert.equal(object.setPatternFill({source: img}), object, 'should be chainable');
|
|
|
|
assert.ok(typeof object.toObject().fill == 'object');
|
|
assert.ok(object.fill instanceof fabric.Pattern);
|
|
|
|
assert.equal(object.fill.source, img);
|
|
assert.equal(object.fill.repeat, 'repeat');
|
|
assert.equal(object.fill.offsetX, 0);
|
|
assert.equal(object.fill.offsetY, 0);
|
|
|
|
assert.equal(object.setPatternFill({source: img, repeat: 'repeat-y', offsetX: 100, offsetY: 50}), object, 'should be chainable');
|
|
|
|
assert.ok(typeof object.fill == 'object');
|
|
assert.ok(object.fill instanceof fabric.Pattern);
|
|
|
|
assert.equal(object.fill.source, img);
|
|
assert.equal(object.fill.repeat, 'repeat-y');
|
|
assert.equal(object.fill.offsetX, 100);
|
|
assert.equal(object.fill.offsetY, 50);
|
|
|
|
done();
|
|
});
|
|
});
|
|
|
|
QUnit.test('setShadow', function(assert) {
|
|
var object = new fabric.Object();
|
|
|
|
assert.ok(typeof object.setShadow === 'function');
|
|
|
|
assert.equal(object.setShadow({
|
|
color: 'red',
|
|
blur: 10,
|
|
offsetX: 5,
|
|
offsetY: 15
|
|
}), object, 'should be chainable');
|
|
|
|
assert.ok(typeof object.toObject().shadow === 'object');
|
|
assert.ok(object.shadow instanceof fabric.Shadow);
|
|
|
|
assert.equal(object.shadow.color, 'red');
|
|
assert.equal(object.shadow.blur, 10);
|
|
assert.equal(object.shadow.offsetX, 5);
|
|
assert.equal(object.shadow.offsetY, 15);
|
|
|
|
assert.equal(object.setShadow(null), object, 'should be chainable');
|
|
assert.ok(!(object.shadow instanceof fabric.Shadow));
|
|
assert.equal(object.shadow, null);
|
|
|
|
});
|
|
|
|
QUnit.test('set shadow', function(assert) {
|
|
var object = new fabric.Object();
|
|
|
|
object.set('shadow', '10px 5px 0 #FF0000');
|
|
|
|
assert.ok(object.shadow instanceof fabric.Shadow);
|
|
|
|
assert.equal(object.shadow.color, '#FF0000');
|
|
assert.equal(object.shadow.blur, 0);
|
|
assert.equal(object.shadow.offsetX, 10);
|
|
assert.equal(object.shadow.offsetY, 5);
|
|
|
|
object.set('shadow', null);
|
|
|
|
assert.ok(!(object.shadow instanceof fabric.Shadow));
|
|
|
|
assert.equal(object.shadow, null);
|
|
});
|
|
|
|
QUnit.test('setColor', function(assert) {
|
|
var object = new fabric.Object();
|
|
|
|
assert.ok(typeof object.setColor === 'function');
|
|
|
|
assert.equal(object.setColor('123456'), object, 'should be chainable');
|
|
assert.equal(object.get('fill'), '123456');
|
|
});
|
|
|
|
QUnit.test('clipTo', function(assert) {
|
|
var object = new fabric.Object({
|
|
left: 40,
|
|
top: 40,
|
|
width: 40,
|
|
height: 50,
|
|
clipTo: function(ctx) { ctx.arc(10, 10, 10, 0, Math.PI * 2, false); }
|
|
});
|
|
|
|
assert.equal(typeof object.clipTo, 'function');
|
|
|
|
var deserializedObject = new fabric.Object(JSON.parse(JSON.stringify(object)));
|
|
assert.equal(typeof deserializedObject.clipTo, 'function');
|
|
});
|
|
|
|
QUnit.test('getTotalObjectScaling with zoom', function(assert) {
|
|
var object = new fabric.Object({ scaleX: 3, scaleY: 2});
|
|
canvas.setZoom(3);
|
|
canvas.add(object);
|
|
var objectScale = object.getTotalObjectScaling();
|
|
assert.deepEqual(objectScale, { scaleX: object.scaleX * 3, scaleY: object.scaleY * 3 });
|
|
});
|
|
|
|
QUnit.test('getTotalObjectScaling with retina', function(assert) {
|
|
var object = new fabric.Object({ scaleX: 3, scaleY: 2});
|
|
canvas.enableRetinaScaling = true;
|
|
fabric.devicePixelRatio = 4;
|
|
canvas.add(object);
|
|
var objectScale = object.getTotalObjectScaling();
|
|
assert.deepEqual(objectScale, { scaleX: object.scaleX * 4, scaleY: object.scaleY * 4 });
|
|
});
|
|
|
|
QUnit.test('getObjectScaling', function(assert) {
|
|
var object = new fabric.Object({ scaleX: 3, scaleY: 2});
|
|
var objectScale = object.getObjectScaling();
|
|
assert.deepEqual(objectScale, {scaleX: object.scaleX, scaleY: object.scaleY});
|
|
});
|
|
|
|
QUnit.test('getObjectScaling in group', function(assert) {
|
|
var object = new fabric.Object({ scaleX: 3, scaleY: 2});
|
|
var group = new fabric.Group();
|
|
group.scaleX = 2;
|
|
group.scaleY = 2;
|
|
object.group = group;
|
|
var objectScale = object.getObjectScaling();
|
|
assert.deepEqual(objectScale, {
|
|
scaleX: object.scaleX * group.scaleX,
|
|
scaleY: object.scaleY * group.scaleY
|
|
});
|
|
});
|
|
|
|
QUnit.test('dirty flag on set property', function(assert) {
|
|
var object = new fabric.Object({ scaleX: 3, scaleY: 2});
|
|
object.cacheProperties = ['propA', 'propB'];
|
|
object.dirty = false;
|
|
assert.equal(object.dirty, false, 'object starts with dirty flag disabled');
|
|
object.set('propC', '3');
|
|
assert.equal(object.dirty, false, 'after setting a property out of cache, dirty flag is still false');
|
|
object.set('propA', '2');
|
|
assert.equal(object.dirty, true, 'after setting a property from cache, dirty flag is true');
|
|
});
|
|
|
|
QUnit.test('_createCacheCanvas sets object as dirty', function(assert) {
|
|
var object = new fabric.Object({ scaleX: 3, scaleY: 2, width: 1, height: 2});
|
|
assert.equal(object.dirty, true, 'object is dirty after creation');
|
|
object.dirty = false;
|
|
assert.equal(object.dirty, false, 'object is not dirty after specifying it');
|
|
object._createCacheCanvas();
|
|
assert.equal(object.dirty, true, 'object is dirty again if cache gets created');
|
|
});
|
|
|
|
QUnit.test('isCacheDirty statefullCache disabled', function(assert) {
|
|
var object = new fabric.Object({ scaleX: 3, scaleY: 2, width: 1, height: 2});
|
|
assert.equal(object.dirty, true, 'object is dirty after creation');
|
|
object.cacheProperties = ['propA', 'propB'];
|
|
object.dirty = false;
|
|
object.statefullCache = false;
|
|
assert.equal(object.isCacheDirty(), false, 'object is not dirty if dirty flag is false');
|
|
object.dirty = true;
|
|
assert.equal(object.isCacheDirty(), true, 'object is dirty if dirty flag is true');
|
|
});
|
|
|
|
QUnit.test('isCacheDirty statefullCache enabled', function(assert) {
|
|
var object = new fabric.Object({ scaleX: 3, scaleY: 2, width: 1, height: 2});
|
|
object.cacheProperties = ['propA', 'propB'];
|
|
object.dirty = false;
|
|
object.statefullCache = true;
|
|
object.propA = 'A';
|
|
object.setupState({ propertySet: 'cacheProperties' });
|
|
assert.equal(object.isCacheDirty(), false, 'object is not dirty');
|
|
object.propA = 'B';
|
|
assert.equal(object.isCacheDirty(), true, 'object is dirty because change in propA is detected by statefullCache');
|
|
});
|
|
|
|
QUnit.test('_getCacheCanvasDimensions returns dimensions and zoom for cache canvas', function(assert) {
|
|
var object = new fabric.Object({ width: 10, height: 10, strokeWidth: 0 });
|
|
var dims = object._getCacheCanvasDimensions();
|
|
assert.deepEqual(dims, { width: 12, height: 12, zoomX: 1, zoomY: 1, x: 10, y: 10 }, 'if no scaling is applied cache is as big as object');
|
|
object.strokeWidth = 2;
|
|
dims = object._getCacheCanvasDimensions();
|
|
assert.deepEqual(dims, { width: 14, height: 14, zoomX: 1, zoomY: 1, x: 12, y: 12 }, 'cache contains the stroke');
|
|
object.scaleX = 2;
|
|
object.scaleY = 3;
|
|
dims = object._getCacheCanvasDimensions();
|
|
assert.deepEqual(dims, { width: 26, height: 38, zoomX: 2, zoomY: 3, x: 12, y: 12 }, 'cache is as big as the scaled object');
|
|
});
|
|
|
|
QUnit.test('_updateCacheCanvas check if cache canvas should be updated', function(assert) {
|
|
fabric.perfLimitSizeTotal = 10000;
|
|
fabric.maxCacheSideLimit = 4096;
|
|
fabric.minCacheSideLimit = 1;
|
|
var object = new fabric.Object({ width: 10, height: 10, strokeWidth: 0 });
|
|
object._createCacheCanvas();
|
|
assert.equal(object.cacheWidth, 12, 'current cache dimensions are saved');
|
|
assert.equal(object.cacheHeight, 12, 'current cache dimensions are saved');
|
|
assert.equal(object._updateCacheCanvas(), false, 'second execution of cache canvas return false');
|
|
object.scaleX = 2;
|
|
assert.equal(object._updateCacheCanvas(), true, 'if scale change, it returns true');
|
|
assert.equal(object.cacheWidth, 22, 'current cache dimensions is updated');
|
|
assert.equal(object.zoomX, 2, 'current scale level is saved');
|
|
object.width = 2;
|
|
assert.equal(object._updateCacheCanvas(), true, 'if dimension change, it returns true');
|
|
assert.equal(object.cacheWidth, 6, 'current cache dimensions is updated');
|
|
object.strokeWidth = 2;
|
|
assert.equal(object._updateCacheCanvas(), true, 'if strokeWidth change, it returns true');
|
|
});
|
|
|
|
QUnit.test('_limitCacheSize limit min to 256', function(assert) {
|
|
fabric.perfLimitSizeTotal = 50000;
|
|
fabric.maxCacheSideLimit = 4096;
|
|
fabric.minCacheSideLimit = 256;
|
|
var object = new fabric.Object({ width: 200, height: 200, strokeWidth: 0 });
|
|
var dims = object._getCacheCanvasDimensions();
|
|
var zoomX = dims.zoomX;
|
|
var zoomY = dims.zoomY;
|
|
var limitedDims = object._limitCacheSize(dims);
|
|
assert.equal(dims, limitedDims, 'object is mutated');
|
|
assert.equal(dims.width, 256, 'width gets minimum to the cacheSideLimit');
|
|
assert.equal(dims.height, 256, 'height gets minimum to the cacheSideLimit');
|
|
assert.equal(zoomX, dims.zoomX, 'zoom factor X does not need a change');
|
|
assert.equal(zoomY, dims.zoomY, 'zoom factor Y does not need a change');
|
|
});
|
|
|
|
QUnit.test('_limitCacheSize does not limit if not necessary', function(assert) {
|
|
fabric.perfLimitSizeTotal = 1000000;
|
|
fabric.maxCacheSideLimit = 4096;
|
|
fabric.minCacheSideLimit = 256;
|
|
var object = new fabric.Object({ width: 400, height: 400, strokeWidth: 0 });
|
|
var dims = object._getCacheCanvasDimensions();
|
|
var zoomX = dims.zoomX;
|
|
var zoomY = dims.zoomY;
|
|
var limitedDims = object._limitCacheSize(dims);
|
|
assert.equal(dims, limitedDims, 'object is mutated');
|
|
assert.equal(dims.width, 402, 'width is in the middle of limits');
|
|
assert.equal(dims.height, 402, 'height is in the middle of limits');
|
|
assert.equal(zoomX, dims.zoomX, 'zoom factor X does not need a change');
|
|
assert.equal(zoomY, dims.zoomY, 'zoom factor Y does not need a change');
|
|
});
|
|
|
|
QUnit.test('_limitCacheSize does cap up minCacheSideLimit', function(assert) {
|
|
fabric.perfLimitSizeTotal = 10000;
|
|
fabric.maxCacheSideLimit = 4096;
|
|
fabric.minCacheSideLimit = 256;
|
|
var object = new fabric.Object({ width: 400, height: 400, strokeWidth: 0 });
|
|
var dims = object._getCacheCanvasDimensions();
|
|
var width = dims.width;
|
|
var height = dims.height;
|
|
var zoomX = dims.zoomX;
|
|
var zoomY = dims.zoomY;
|
|
var limitedDims = object._limitCacheSize(dims);
|
|
assert.equal(dims, limitedDims, 'object is mutated');
|
|
assert.equal(dims.width, 256, 'width is capped to min');
|
|
assert.equal(dims.height, 256, 'height is capped to min');
|
|
assert.equal(zoomX * dims.width / width, dims.zoomX, 'zoom factor X gets updated to represent the shrink');
|
|
assert.equal(zoomY * dims.height / height, dims.zoomY, 'zoom factor Y gets updated to represent the shrink');
|
|
});
|
|
|
|
QUnit.test('_limitCacheSize does cap up if necessary', function(assert) {
|
|
fabric.perfLimitSizeTotal = 1000000;
|
|
fabric.maxCacheSideLimit = 4096;
|
|
fabric.minCacheSideLimit = 256;
|
|
var object = new fabric.Object({ width: 2046, height: 2046, strokeWidth: 0 });
|
|
var dims = object._getCacheCanvasDimensions();
|
|
var width = dims.width;
|
|
var height = dims.height;
|
|
var zoomX = dims.zoomX;
|
|
var zoomY = dims.zoomY;
|
|
var limitedDims = object._limitCacheSize(dims);
|
|
assert.equal(dims, limitedDims, 'object is mutated');
|
|
assert.equal(dims.width, 1000, 'width is capped to max allowed by area');
|
|
assert.equal(dims.height, 1000, 'height is capped to max allowed by area');
|
|
assert.equal(zoomX * dims.width / width, dims.zoomX, 'zoom factor X gets updated to represent the shrink');
|
|
assert.equal(zoomY * dims.height / height, dims.zoomY, 'zoom factor Y gets updated to represent the shrink');
|
|
});
|
|
|
|
QUnit.test('_limitCacheSize does cap up if necessary to maxCacheSideLimit', function(assert) {
|
|
fabric.perfLimitSizeTotal = 100000000;
|
|
fabric.maxCacheSideLimit = 4096;
|
|
fabric.minCacheSideLimit = 256;
|
|
var object = new fabric.Object({ width: 8192, height: 8192, strokeWidth: 0 });
|
|
var dims = object._getCacheCanvasDimensions();
|
|
var zoomX = dims.zoomX;
|
|
var zoomY = dims.zoomY;
|
|
var limitedDims = object._limitCacheSize(dims);
|
|
assert.equal(dims, limitedDims, 'object is mutated');
|
|
assert.equal(dims.width, fabric.maxCacheSideLimit, 'width is capped to max allowed by fabric');
|
|
assert.equal(dims.height, fabric.maxCacheSideLimit, 'height is capped to max allowed by fabric');
|
|
assert.equal(dims.zoomX, zoomX * 4096 / 8194, 'zoom factor X gets updated to represent the shrink');
|
|
assert.equal(dims.zoomY, zoomY * 4096 / 8194, 'zoom factor Y gets updated to represent the shrink');
|
|
});
|
|
|
|
QUnit.test('_limitCacheSize does cap up if necessary to maxCacheSideLimit, different AR', function(assert) {
|
|
fabric.perfLimitSizeTotal = 100000000;
|
|
fabric.maxCacheSideLimit = 4096;
|
|
fabric.minCacheSideLimit = 256;
|
|
var object = new fabric.Object({ width: 16384, height: 8192, strokeWidth: 0 });
|
|
var dims = object._getCacheCanvasDimensions();
|
|
var width = dims.width;
|
|
var height = dims.height;
|
|
var zoomX = dims.zoomX;
|
|
var zoomY = dims.zoomY;
|
|
var limitedDims = object._limitCacheSize(dims);
|
|
assert.equal(dims, limitedDims, 'object is mutated');
|
|
assert.equal(dims.width, fabric.maxCacheSideLimit, 'width is capped to max allowed by fabric');
|
|
assert.equal(dims.height, fabric.maxCacheSideLimit, 'height is capped to max allowed by fabric');
|
|
assert.equal(dims.zoomX, zoomX * fabric.maxCacheSideLimit / width, 'zoom factor X gets updated to represent the shrink');
|
|
assert.equal(dims.zoomY, zoomY * fabric.maxCacheSideLimit / height, 'zoom factor Y gets updated to represent the shrink');
|
|
});
|
|
|
|
QUnit.test('_setShadow', function(assert) {
|
|
var canvas = new fabric.StaticCanvas(null, {enableRetinaScaling: false, width: 600, height: 600});
|
|
var context = canvas.contextContainer;
|
|
var object = new fabric.Object({ scaleX: 1, scaleY: 1});
|
|
var group = new fabric.Group();
|
|
group.scaleX = 2;
|
|
group.scaleY = 2;
|
|
object.setShadow({
|
|
color: 'red',
|
|
blur: 10,
|
|
offsetX: 5,
|
|
offsetY: 15
|
|
});
|
|
object._setShadow(context);
|
|
assert.equal(context.shadowOffsetX, object.shadow.offsetX, 'shadow offsetX is set');
|
|
assert.equal(context.shadowOffsetY, object.shadow.offsetY, 'shadow offsetY is set');
|
|
assert.equal(context.shadowBlur, object.shadow.blur, 'shadow blur is set');
|
|
fabric.browserShadowBlurConstant = 1.5;
|
|
object._setShadow(context);
|
|
assert.equal(context.shadowOffsetX, object.shadow.offsetX, 'shadow offsetX is unchanged with browserConstant');
|
|
assert.equal(context.shadowOffsetY, object.shadow.offsetY, 'shadow offsetY is unchanged with browserConstant');
|
|
assert.equal(context.shadowBlur, object.shadow.blur * 1.5, 'shadow blur is affected with browserConstant');
|
|
fabric.browserShadowBlurConstant = 1;
|
|
object.scaleX = 2;
|
|
object.scaleY = 3;
|
|
object._setShadow(context);
|
|
assert.equal(context.shadowOffsetX, object.shadow.offsetX * object.scaleX, 'shadow offsetX is affected by scaleX');
|
|
assert.equal(context.shadowOffsetY, object.shadow.offsetY * object.scaleY, 'shadow offsetY is affected by scaleY');
|
|
assert.equal(context.shadowBlur, object.shadow.blur * (object.scaleX + object.scaleY) / 2, 'shadow blur is affected by scaleY and scaleX');
|
|
object.group = group;
|
|
object._setShadow(context);
|
|
assert.equal(context.shadowOffsetX, object.shadow.offsetX * object.scaleX * group.scaleX, 'shadow offsetX is affected by scaleX and group.scaleX');
|
|
assert.equal(context.shadowOffsetY, object.shadow.offsetY * object.scaleY * group.scaleY, 'shadow offsetX is affected by scaleX and group.scaleX');
|
|
assert.equal(context.shadowBlur, object.shadow.blur * (object.scaleX * group.scaleX + object.scaleY * group.scaleY) / 2, 'shadow blur is affected by scales');
|
|
});
|
|
|
|
QUnit.test('willDrawShadow', function(assert) {
|
|
var object = new fabric.Object({ shadow: { offsetX: 0, offsetY: 0 }});
|
|
assert.equal(object.willDrawShadow(), false, 'object will not drawShadow');
|
|
object.shadow.offsetX = 1;
|
|
assert.equal(object.willDrawShadow(), true, 'object will drawShadow');
|
|
});
|
|
|
|
QUnit.test('_set change a property', function(assert) {
|
|
var object = new fabric.Object({ fill: 'blue' });
|
|
object._set('fill', 'red');
|
|
assert.equal(object.fill, 'red', 'property changed');
|
|
});
|
|
QUnit.test('_set can rise the dirty flag', function(assert) {
|
|
var object = new fabric.Object({ fill: 'blue' });
|
|
object.dirty = false;
|
|
object._set('fill', 'red');
|
|
assert.equal(object.dirty, true, 'dirty is rised');
|
|
});
|
|
QUnit.test('_set rise dirty flag only if value changed', function(assert) {
|
|
var object = new fabric.Object({ fill: 'blue' });
|
|
object.dirty = false;
|
|
object._set('fill', 'blue');
|
|
assert.equal(object.dirty, false, 'dirty is not rised');
|
|
});
|
|
})();
|