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1 var ctx = document.getElementById('tutorial').getContext('2d'); |
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2 var lineCap = ['butt','round','square']; |
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3 |
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4 // Draw guides |
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5 ctx.save(); |
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6 ctx.strokeStyle = '#09f'; |
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7 ctx.beginPath(); |
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8 ctx.moveTo(10,10); |
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9 ctx.lineTo(140,10); |
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10 ctx.moveTo(10,140); |
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11 ctx.lineTo(140,140); |
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12 ctx.stroke(); |
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13 |
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14 // Draw lines |
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15 ctx.strokeStyle = 'black'; |
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16 for (i=0;i<lineCap.length;i++){ |
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17 ctx.lineWidth = 15; |
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18 ctx.lineCap = lineCap[i]; |
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19 ctx.beginPath(); |
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20 ctx.moveTo(25+i*50,10); |
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21 ctx.lineTo(25+i*50,140); |
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22 ctx.stroke(); |
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23 } |
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24 ctx.restore(); |