mirror of
https://github.com/Hopiu/fabric.js.git
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500 lines
15 KiB
JavaScript
500 lines
15 KiB
JavaScript
(function() {
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QUnit.module('fabric.Gradient');
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function createLinearGradient() {
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return new fabric.Gradient({
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type: 'linear',
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coords: {
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x1: 0,
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y1: 10,
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x2: 100,
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y2: 200,
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},
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colorStops: [
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{ offset: 0, color: 'red', opacity: 0 },
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{ offset: 1, color: 'green' }
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]
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});
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}
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function createRadialGradient() {
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return new fabric.Gradient({
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type: 'radial',
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coords: {
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x1: 0,
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y1: 10,
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x2: 100,
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y2: 200,
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r1: 0,
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r2: 50
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},
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colorStops: [
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{ offset: 0, color: 'red' },
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{ offset: 1, color: 'green', opacity: 0 }
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]
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});
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}
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test('constructor linearGradient', function() {
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ok(fabric.Gradient);
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var gradient = createLinearGradient();
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ok(gradient instanceof fabric.Gradient, 'should inherit from fabric.Gradient');
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});
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test('constructor radialGradient', function() {
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ok(fabric.Gradient);
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var gradient = createRadialGradient();
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ok(gradient instanceof fabric.Gradient, 'should inherit from fabric.Gradient');
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});
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test('properties linearGradient', function() {
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var gradient = createLinearGradient();
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equal(gradient.coords.x1, 0);
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equal(gradient.coords.y1, 10);
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equal(gradient.coords.x2, 100);
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equal(gradient.coords.y2, 200);
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equal(gradient.type, 'linear');
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equal(gradient.colorStops[0].offset, 0);
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equal(gradient.colorStops[0].color, 'red');
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equal(gradient.colorStops[0].opacity, 0);
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equal(gradient.colorStops[1].offset, 1);
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equal(gradient.colorStops[1].color, 'green');
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ok(!('opacity' in gradient.colorStops[1]));
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});
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test('properties radialGradient', function() {
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var gradient = createRadialGradient();
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equal(gradient.coords.x1, 0);
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equal(gradient.coords.y1, 10);
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equal(gradient.coords.x2, 100);
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equal(gradient.coords.y2, 200);
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equal(gradient.coords.r1, 0);
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equal(gradient.coords.r2, 50);
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equal(gradient.type, 'radial');
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equal(gradient.colorStops[0].offset, 0);
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equal(gradient.colorStops[0].color, 'red');
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ok(!('opacity' in gradient.colorStops[0]));
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equal(gradient.colorStops[1].offset, 1);
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equal(gradient.colorStops[1].color, 'green');
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equal(gradient.colorStops[1].opacity, 0);
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});
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test('toObject linearGradient', function() {
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var gradient = createLinearGradient();
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ok(typeof gradient.toObject == 'function');
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var object = gradient.toObject();
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equal(object.coords.x1, gradient.coords.x1);
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equal(object.coords.x2, gradient.coords.x2);
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equal(object.coords.y1, gradient.coords.y1);
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equal(object.coords.y2, gradient.coords.y2);
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equal(object.type, gradient.type);
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equal(object.colorStops, gradient.colorStops);
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});
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test('toObject radialGradient', function() {
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var gradient = createRadialGradient();
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ok(typeof gradient.toObject == 'function');
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var object = gradient.toObject();
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equal(object.coords.x1, gradient.coords.x1);
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equal(object.coords.x2, gradient.coords.x2);
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equal(object.coords.y1, gradient.coords.y1);
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equal(object.coords.y2, gradient.coords.y2);
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equal(object.coords.r1, gradient.coords.r1);
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equal(object.coords.r2, gradient.coords.r2);
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equal(object.type, gradient.type);
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equal(object.colorStops, gradient.colorStops);
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});
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test('toLive linearGradient', function() {
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var gradient = createLinearGradient();
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ok(typeof gradient.toLive == 'function');
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});
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test('toLive radialGradient', function() {
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var gradient = createRadialGradient();
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ok(typeof gradient.toLive == 'function');
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});
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test('fromElement linearGradient', function() {
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ok(typeof fabric.Gradient.fromElement == 'function');
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var element = fabric.document.createElement('linearGradient');
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var stop1 = fabric.document.createElement('stop');
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var stop2 = fabric.document.createElement('stop');
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stop1.setAttribute('offset', '0%');
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stop1.setAttribute('stop-color', 'white');
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stop2.setAttribute('offset', '100%');
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stop2.setAttribute('stop-color', 'black');
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stop2.setAttribute('stop-opacity', '0');
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element.appendChild(stop1);
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element.appendChild(stop2);
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var object = new fabric.Object({ width: 100, height: 100 });
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var gradient = fabric.Gradient.fromElement(element, object);
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ok(gradient instanceof fabric.Gradient);
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// TODO: need to double check these values
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equal(gradient.coords.x1, 50);
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equal(gradient.coords.y1, 50);
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//equal(gradient.coords.x2, 100);
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//equal(gradient.coords.y2, 100);
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equal(gradient.colorStops[0].offset, 1);
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equal(gradient.colorStops[1].offset, 0);
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equal(gradient.colorStops[0].color, 'rgb(0,0,0)');
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equal(gradient.colorStops[1].color, 'rgb(255,255,255)');
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equal(gradient.colorStops[0].opacity, 0);
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});
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test('fromElement without stop', function() {
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ok(typeof fabric.Gradient.fromElement == 'function');
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var element = fabric.document.createElement('linearGradient');
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var stop1 = fabric.document.createElement('stop');
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var stop2 = fabric.document.createElement('stop');
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stop1.setAttribute('stop-color', 'white');
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stop2.setAttribute('offset', '100%');
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stop2.setAttribute('stop-color', 'black');
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stop2.setAttribute('stop-opacity', '0');
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element.appendChild(stop1);
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element.appendChild(stop2);
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var object = new fabric.Object({ width: 100, height: 100 });
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var gradient = fabric.Gradient.fromElement(element, object);
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ok(gradient instanceof fabric.Gradient);
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equal(gradient.colorStops[0].offset, 1);
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equal(gradient.colorStops[1].offset, 0);
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});
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test('fromElement radialGradient', function() {
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ok(typeof fabric.Gradient.fromElement == 'function');
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var element = fabric.document.createElement('radialGradient');
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var stop1 = fabric.document.createElement('stop');
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var stop2 = fabric.document.createElement('stop');
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stop1.setAttribute('offset', '0%');
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stop1.setAttribute('stop-color', 'white');
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stop2.setAttribute('offset', '100%');
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stop2.setAttribute('stop-color', 'black');
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element.appendChild(stop1);
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element.appendChild(stop2);
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var object = new fabric.Object({ width: 100, height: 100 });
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var gradient = fabric.Gradient.fromElement(element, object);
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ok(gradient instanceof fabric.Gradient);
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// TODO: need to double check these values
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equal(gradient.coords.x1, 50);
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equal(gradient.coords.y1, 50);
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//equal(gradient.coords.x2, 100);
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//equal(gradient.coords.y2, 100);
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equal(gradient.colorStops[0].offset, 1);
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equal(gradient.colorStops[1].offset, 0);
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equal(gradient.colorStops[0].color, 'rgb(0,0,0)');
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equal(gradient.colorStops[1].color, 'rgb(255,255,255)');
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});
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test('fromElement radialGradient with transform', function() {
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ok(typeof fabric.Gradient.fromElement == 'function');
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var element = fabric.document.createElement('radialGradient');
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var stop1 = fabric.document.createElement('stop');
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var stop2 = fabric.document.createElement('stop');
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stop1.setAttribute('offset', '0%');
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stop1.setAttribute('stop-color', 'white');
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stop2.setAttribute('offset', '100%');
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stop2.setAttribute('stop-color', 'black');
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element.appendChild(stop1);
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element.appendChild(stop2);
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element.setAttribute('gradientTransform', 'matrix(3.321 -0.6998 0.4077 1.9347 -440.9168 -408.0598)');
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var object = new fabric.Object({ width: 100, height: 100 });
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var gradient = fabric.Gradient.fromElement(element, object);
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ok(gradient instanceof fabric.Gradient);
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// TODO: need to double check these values
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equal(gradient.coords.x1, 50);
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equal(gradient.coords.y1, 50);
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//equal(gradient.coords.x2, 100);
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//equal(gradient.coords.y2, 100);
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equal(gradient.colorStops[0].offset, 1);
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equal(gradient.colorStops[1].offset, 0);
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equal(gradient.colorStops[0].color, 'rgb(0,0,0)');
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equal(gradient.colorStops[1].color, 'rgb(255,255,255)');
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deepEqual(gradient.gradientTransform, [ 3.321, -0.6998, 0.4077, 1.9347, -440.9168, -408.0598 ]);
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});
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test('fromElement linearGradient colorStop attributes/styles', function() {
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ok(typeof fabric.Gradient.fromElement == 'function');
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var element = fabric.document.createElement('linearGradient');
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var stop1 = fabric.document.createElement('stop');
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var stop2 = fabric.document.createElement('stop');
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var stop3 = fabric.document.createElement('stop');
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var stop4 = fabric.document.createElement('stop');
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stop1.setAttribute('offset', '0%');
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stop1.setAttribute('stop-color', '');
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stop1.setAttribute('stop-opacity', '');
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stop2.setAttribute('offset', '0.5');
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stop2.setAttribute('style', 'stop-color: black; stop-opacity:;');
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stop2.setAttribute('stop-color', 'white');
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stop3.setAttribute('offset', '75%');
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stop3.setAttribute('style', 'stop-color:; stop-opacity:;');
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stop3.setAttribute('stop-opacity', '0.9');
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stop3.setAttribute('stop-color', 'blue');
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stop4.setAttribute('offset', '100%');
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stop4.setAttribute('style', 'stop-color: red; stop-opacity: 0.5;');
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stop4.setAttribute('stop-opacity', '0.9');
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element.appendChild(stop1);
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element.appendChild(stop2);
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element.appendChild(stop3);
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element.appendChild(stop4);
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var object = new fabric.Object({ width: 100, height: 100 });
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var gradient = fabric.Gradient.fromElement(element, object);
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ok(gradient instanceof fabric.Gradient);
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// TODO: need to double check these values
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equal(gradient.coords.x1, 50);
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equal(gradient.coords.y1, 50);
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//equal(gradient.coords.x2, 100);
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//equal(gradient.coords.y2, 100);
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equal(gradient.colorStops[0].offset, 1);
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equal(gradient.colorStops[1].offset, 0.75);
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equal(gradient.colorStops[2].offset, 0.5);
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equal(gradient.colorStops[3].offset, 0);
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equal(gradient.colorStops[0].color, 'rgb(255,0,0)');
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equal(gradient.colorStops[1].color, 'rgb(0,0,255)');
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equal(gradient.colorStops[2].color, 'rgb(0,0,0)');
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equal(gradient.colorStops[3].color, 'rgb(0,0,0)');
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equal(gradient.colorStops[0].opacity, 0.5);
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equal(gradient.colorStops[1].opacity, 0.9);
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equal(gradient.colorStops[2].opacity, 1);
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equal(gradient.colorStops[3].opacity, 1);
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});
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test('fromElement radialGradient colorStop attributes/styles', function() {
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ok(typeof fabric.Gradient.fromElement == 'function');
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var element = fabric.document.createElement('radialGradient');
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var stop1 = fabric.document.createElement('stop');
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var stop2 = fabric.document.createElement('stop');
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var stop3 = fabric.document.createElement('stop');
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var stop4 = fabric.document.createElement('stop');
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stop1.setAttribute('offset', '0%');
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stop1.setAttribute('stop-color', '');
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stop1.setAttribute('stop-opacity', '');
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stop2.setAttribute('offset', '0.5');
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stop2.setAttribute('style', 'stop-color: black; stop-opacity:;');
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stop2.setAttribute('stop-color', 'white');
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stop3.setAttribute('offset', '75%');
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stop3.setAttribute('style', 'stop-color:; stop-opacity:;');
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stop3.setAttribute('stop-opacity', '0.9');
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stop3.setAttribute('stop-color', 'blue');
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stop4.setAttribute('offset', '100%');
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stop4.setAttribute('style', 'stop-color: red; stop-opacity: 0.5;');
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stop4.setAttribute('stop-opacity', '0.9');
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element.appendChild(stop1);
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element.appendChild(stop2);
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element.appendChild(stop3);
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element.appendChild(stop4);
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var object = new fabric.Object({ width: 100, height: 100 });
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var gradient = fabric.Gradient.fromElement(element, object);
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ok(gradient instanceof fabric.Gradient);
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// TODO: need to double check these values
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equal(gradient.coords.x1, 50);
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equal(gradient.coords.y1, 50);
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//equal(gradient.coords.x2, 100);
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//equal(gradient.coords.y2, 100);
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equal(gradient.colorStops[0].offset, 1);
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equal(gradient.colorStops[1].offset, 0.75);
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equal(gradient.colorStops[2].offset, 0.5);
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equal(gradient.colorStops[3].offset, 0);
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equal(gradient.colorStops[0].color, 'rgb(255,0,0)');
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equal(gradient.colorStops[1].color, 'rgb(0,0,255)');
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equal(gradient.colorStops[2].color, 'rgb(0,0,0)');
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equal(gradient.colorStops[3].color, 'rgb(0,0,0)');
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equal(gradient.colorStops[0].opacity, 0.5);
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equal(gradient.colorStops[1].opacity, 0.9);
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equal(gradient.colorStops[2].opacity, 1);
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equal(gradient.colorStops[3].opacity, 1);
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});
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test('forObject linearCradient', function() {
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ok(typeof fabric.Gradient.forObject == 'function');
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var object = new fabric.Object({ width: 50, height: 50 });
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var gradient = fabric.Gradient.forObject(object, {
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coords: {
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x1: 10,
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y1: 10,
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x2: 20,
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y2: 20,
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},
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colorStops: [
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{ offset: 0, color: 'red', opacity: 1 },
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{ offset: 0.5, color: 'green', opacity: 0},
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{ offset: 1, color: 'blue', opacity: 0.5 }
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]
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});
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ok(gradient instanceof fabric.Gradient);
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equal(gradient.type, 'linear');
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// TODO: need to double check these values
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equal(gradient.coords.x1, 10);
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equal(gradient.coords.y1, 10);
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equal(gradient.coords.x2, 20);
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equal(gradient.coords.y2, 20);
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equal(gradient.colorStops[0].offset, 0);
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equal(gradient.colorStops[1].offset, 0.5);
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equal(gradient.colorStops[2].offset, 1);
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equal(gradient.colorStops[0].color, 'red');
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equal(gradient.colorStops[1].color, 'green');
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equal(gradient.colorStops[2].color, 'blue');
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equal(gradient.colorStops[0].opacity, 1);
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equal(gradient.colorStops[1].opacity, 0);
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equal(gradient.colorStops[2].opacity, 0.5);
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});
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test('forObject radialGradient', function() {
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ok(typeof fabric.Gradient.forObject == 'function');
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var object = new fabric.Object({ width: 50, height: 50 });
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var gradient = fabric.Gradient.forObject(object, {
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type: 'radial',
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coords: {
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x1: 10,
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y1: 10,
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x2: 20,
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y2: 20,
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r1: 0,
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r2: 10
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},
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colorStops: [
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{ offset: 0, color: 'red', opacity: 1 },
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{ offset: 0.5, color: 'green', opacity: 0},
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{ offset: 1, color: 'blue', opacity: 0.5 }
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]
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});
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ok(gradient instanceof fabric.Gradient);
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equal(gradient.type, 'radial');
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// TODO: need to double check these values
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equal(gradient.coords.x1, 10);
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equal(gradient.coords.y1, 10);
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equal(gradient.coords.x2, 20);
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equal(gradient.coords.y2, 20);
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equal(gradient.coords.r1, 0);
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equal(gradient.coords.r2, 10);
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equal(gradient.colorStops[0].offset, 0);
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equal(gradient.colorStops[1].offset, 0.5);
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equal(gradient.colorStops[2].offset, 1);
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equal(gradient.colorStops[0].color, 'red');
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equal(gradient.colorStops[1].color, 'green');
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equal(gradient.colorStops[2].color, 'blue');
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equal(gradient.colorStops[0].opacity, 1);
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equal(gradient.colorStops[1].opacity, 0);
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equal(gradient.colorStops[2].opacity, 0.5);
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});
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test('toSVG', function() {
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var gradient = createLinearGradient();
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ok(typeof gradient.toSVG == 'function');
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// TODO: test toSVG
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});
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})();
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