dash-1.html (728B)
1 <html> 2 <head> 3 <script type="text/javascript"> 4 window.onload = function() { 5 var ctx = document.getElementById("c1").getContext("2d"); 6 7 ctx.lineWidth = 5; 8 9 ctx.setLineDash([ 5, 10 ]); // 5 on, 10 off 10 ctx.moveTo(50, 50); 11 ctx.lineTo(250, 50); 12 ctx.stroke(); 13 ctx.beginPath(); 14 15 ctx.lineDashOffset = 5; 16 ctx.moveTo(50, 100); 17 ctx.lineTo(250, 100); 18 ctx.stroke(); 19 ctx.beginPath(); 20 21 ctx.lineDashOffset = 5; 22 ctx.setLineDash([ 5 ]); // 5 on, 5 off 23 ctx.moveTo(50, 150); 24 ctx.lineTo(250, 150); 25 ctx.stroke(); 26 ctx.beginPath(); 27 28 } 29 </script> 30 </head> 31 <body style="padding: 0px; margin: 0px;"> 32 <div><canvas id="c1" width="300" height="300"></canvas></div> 33 </body> 34 </html>