| /* |
| * Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file |
| * for details. All rights reserved. Use of this source code is governed by a |
| * BSD-style license that can be found in the LICENSE file. |
| */ |
| /** |
| * @description |
| */ |
| import "dart:html"; |
| import "../../testcommon.dart"; |
| import "../../../Utils/async_utils.dart"; |
| import "pwd.dart"; |
| |
| main() { |
| var style = new Element.html(''' |
| <style> |
| @font-face { |
| font-family: Ahem; |
| src: url('$root/../../resources/Ahem.ttf'); |
| } |
| </style> |
| ''', treeSanitizer: new NullTreeSanitizer()); |
| document.head.append(style); |
| |
| document.body.setInnerHtml(''' |
| <p>On success, there should only be a green rectangle.</p> |
| <canvas id="c" class="output" width="100" height="100"><p class="fallback">FAIL (fallback content)</p></canvas> |
| <div>PASS</div> |
| ''', treeSanitizer: new NullTreeSanitizer()); |
| |
| var ctx; |
| |
| drawCanvas(ctx) { |
| ctx.fillStyle = '#f00'; |
| ctx.fillRect(0,0,100,100); |
| var gradient = ctx.createLinearGradient(0, 0, 100, 100); |
| gradient.addColorStop(0, '#0f0'); |
| gradient.addColorStop(1, '#0f0'); |
| ctx.fillStyle = gradient; |
| ctx.fillText("X", 0, 80, 200); |
| ctx.fillStyle = '#f00'; |
| ctx.fillText("X", 0, 80, -10); |
| } |
| |
| doDeferredTest(_) { |
| drawCanvas(ctx); |
| |
| // Check that the letter rendered appropriately |
| var renderedCorrectly = true; |
| |
| // Check that there is only a green rectangle |
| var imageData = ctx.getImageData(50,50,1,1); |
| if (imageData.data[0] != 0) renderedCorrectly = false; |
| if (imageData.data[1] != 255) renderedCorrectly = false; |
| if (imageData.data[2] != 0) renderedCorrectly = false; |
| if (imageData.data[3] != 255) renderedCorrectly = false; |
| |
| shouldBeTrue(renderedCorrectly); |
| asyncEnd(); |
| } |
| |
| var canvas = document.getElementById('c'); |
| ctx = canvas.getContext("2d"); |
| ctx.font = "100px Ahem"; |
| |
| // Kick off loading of the font |
| ctx.fillText(" ", 0, 0); |
| |
| // Wait for the font to load, then run |
| asyncStart(); |
| document.fonts.addEventListener('loadingdone', doDeferredTest); |
| } |