| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> |
| <meta charset="UTF-8"> |
| <html class="reftest-wait"> |
| <link rel="match" href="2d.layer.several-complex-expected.html"> |
| <meta name=fuzzy content="maxDifference=0-3; totalPixels=0-6318"> |
| <title>Canvas test: 2d.layer.several-complex</title> |
| <h1>2d.layer.several-complex</h1> |
| <p class="desc">Test to ensure beginlayer works for filter, alpha and shadow, even with consecutive layers.</p> |
| <canvas id="canvas" width="500" height="500"> |
| <p class="fallback">FAIL (fallback content)</p> |
| </canvas> |
| <script id='myWorker' type='text/worker'> |
| self.onmessage = function(e) { |
| const canvas = new OffscreenCanvas(500, 500); |
| const ctx = canvas.getContext('2d'); |
| |
| ctx.fillStyle = 'rgba(0, 0, 255, 1)'; |
| ctx.fillRect(50, 50, 95, 70); |
| |
| ctx.globalAlpha = 0.5; |
| ctx.shadowOffsetX = -10; |
| ctx.shadowOffsetY = 10; |
| ctx.shadowColor = 'orange'; |
| ctx.shadowBlur = 3 |
| |
| for (let i = 0; i < 5; i++) { |
| ctx.beginLayer(); |
| |
| ctx.fillStyle = 'rgba(225, 0, 0, 1)'; |
| ctx.fillRect(60 + i, 40 + i, 75, 50); |
| ctx.fillStyle = 'rgba(0, 255, 0, 1)'; |
| ctx.fillRect(80 + i, 60 + i, 75, 50); |
| |
| ctx.endLayer(); |
| } |
| |
| const bitmap = canvas.transferToImageBitmap(); |
| self.postMessage(bitmap, bitmap); |
| }; |
| </script> |
| <script> |
| const blob = new Blob([document.getElementById('myWorker').textContent]); |
| const worker = new Worker(URL.createObjectURL(blob)); |
| worker.addEventListener('message', msg => { |
| const outputCtx = document.getElementById("canvas").getContext('2d'); |
| outputCtx.drawImage(msg.data, 0, 0); |
| document.documentElement.classList.remove("reftest-wait"); |
| }); |
| worker.postMessage(null); |
| </script> |
| </html> |
