Qt 4.3: linecap.js Example File (script/context2d/scripts/linecap.js)

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# linecap.js Example File
script/context2d/scripts/linecap.js

     var ctx = document.getElementById('tutorial').getContext('2d');
       var lineCap = ['butt','round','square'];

       // Draw guides
       ctx.save();
       ctx.strokeStyle = '#09f';
       ctx.beginPath();
       ctx.moveTo(10,10);
       ctx.lineTo(140,10);
       ctx.moveTo(10,140);
       ctx.lineTo(140,140);
       ctx.stroke();

       // Draw lines
       ctx.strokeStyle = 'black';
       for (i=0;i<lineCap.length;i++){
         ctx.lineWidth = 15;
         ctx.lineCap = lineCap[i];
         ctx.beginPath();
         ctx.moveTo(25+i*50,10);
         ctx.lineTo(25+i*50,140);
         ctx.stroke();
       }
       ctx.restore();