| function drawShape() { |
| // get the canvas element using the DOM |
| var canvas = document.getElementById('tutorial'); |
| |
| // Make sure we don't execute when canvas isn't supported |
| if (canvas.getContext){ |
| |
| // use getContext to use the canvas for drawing |
| var ctx = canvas.getContext('2d'); |
| |
| // Draw shapes |
| |
| ctx.beginPath(); |
| ctx.moveTo(75,40); |
| ctx.bezierCurveTo(75,37,70,25,50,25); |
| ctx.bezierCurveTo(20,25,20,62.5,20,62.5); |
| ctx.bezierCurveTo(20,80,40,102,75,120); |
| ctx.bezierCurveTo(110,102,130,80,130,62.5); |
| ctx.bezierCurveTo(130,62.5,130,25,100,25); |
| ctx.bezierCurveTo(85,25,75,37,75,40); |
| ctx.fill(); |
| ctx.globalAlpha = 0.5; |
| } |
| } |
| |
| drawShape(); |