Created
November 6, 2013 12:58
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset=utf-8 /> | |
| <title>JS Bin</title> | |
| </head> | |
| <body> | |
| <canvas id="canvas" width="480" height="480"></canvas> | |
| </body> | |
| </html> |
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| var canvas = document.getElementById("canvas"); | |
| var ctx = canvas.getContext("2d"); | |
| var draw = function(){ | |
| if(ctx !== null){ | |
| ctx.strokeStyle = "black"; | |
| ctx.fillStyle = "black"; | |
| ctx.beginPath(); | |
| ctx.arc(240, 240, 20, 0, 2 * Math.PI); | |
| ctx.closePath(); | |
| ctx.fill(); | |
| ctx.beginPath(); | |
| ctx.arc(240, 240, 40, 0.3 * Math.PI, 1.8 * Math.PI, false); | |
| ctx.stroke(); | |
| ctx.beginPath(); | |
| ctx.arc(240, 240, 80, 1.5 * Math.PI, Math.PI, false); | |
| ctx.stroke(); | |
| ctx.beginPath(); | |
| ctx.arc(240, 240, 140, 0, 2 * Math.PI); | |
| ctx.stroke(); | |
| } | |
| }; | |
| draw(); |
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