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January 2, 2016 04:39
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Canvas Test
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| <!DOCTYPE html> | |
| <html lang="ja"> | |
| <head> | |
| <meta charset="UTF=8"> | |
| <title>My First Canvas Application</title> | |
| <script type="text/javascript"> | |
| window.addEventListener( | |
| "load", | |
| function(event) { | |
| function canvasSupport() { | |
| return !!document.createElement('canvas').getContext; | |
| } | |
| function drawScreen(context) { | |
| context.fillStyle = "#ffffaa"; | |
| context.fillRect(0, 0, 500, 300); | |
| context.fillStyle = "#000000"; | |
| context.font = "20px _sans"; | |
| context.textBaseline = "top"; | |
| context.fillText("Hello World!", 195, 80); | |
| context.strokeStyle = "#000000"; | |
| context.strokeRect(5, 5, 490, 290); | |
| } | |
| if (canvasSupport()) { | |
| var canvas = document.getElementById("canvasOne"); | |
| drawScreen(canvas.getContext("2d")); | |
| } | |
| }, false); | |
| </script> | |
| </head> | |
| <body> | |
| <div style="position: absolute; top: 50px; left:50px;"> | |
| <canvas id="canvasOne" width="500" height="300"> | |
| Your browser does not support HTML5 Canvas. | |
| </canvas> | |
| </div> | |
| </body> | |
| </html> |
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