| commit-queue@webkit.org | d6926f0 | 2016-04-11 21:33:16 +0000 | [diff] [blame] | 1 | <!DOCTYPE HTML> |
| 2 | <html> |
| 3 | <head> |
| 4 | <style> |
| 5 | div { |
| 6 | width: 100px; |
| 7 | height: 100px; |
| 8 | margin: 10px; |
| 9 | display: inline-block; |
| 10 | } |
| 11 | img { |
| 12 | width: 100px; |
| 13 | height: 100px; |
| 14 | } |
| 15 | </style> |
| 16 | <head> |
| 17 | <body> |
| 18 | <script> |
| 19 | if (window.internals) |
| 20 | window.internals.settings.setImageSubsamplingEnabled(true); |
| 21 | |
| 22 | function createImage(color) { |
| 23 | var canvas = document.createElement("canvas"); |
| 24 | canvas.width = 1024 * 3; |
| 25 | canvas.height = 1024 * 3; |
| 26 | var ctx = canvas.getContext("2d"); |
| 27 | ctx.fillStyle = color; |
| 28 | ctx.fillRect(0, 0, canvas.width, canvas.height); |
| 29 | |
| 30 | var imgElement = document.createElement("img"); |
| 31 | imgElement.src = canvas.toDataURL("image/png"); |
| 32 | |
| 33 | var divElement = document.createElement("div"); |
| 34 | divElement.appendChild(imgElement); |
| 35 | document.body.appendChild(divElement); |
| 36 | } |
| 37 | |
| 38 | createImage("red"); |
| 39 | createImage("green"); |
| 40 | createImage("blue"); |
| 41 | </script> |
| 42 | </body> |
| 43 | </html> |
