<!DOCTYPE html >
<html >
<meta charset=utf-8>
<title >COLRv1 font test: compositing operators</title >
<style >
.ref { margin: 10px; padding: 10px; line-height: 0; font-size: 0; }
span { display: inline-block; width: 100px; height: 100px; position: relative; }
</style >
<p>Some glyphs using PAINT_COMPOSITE:</p>
<!-- using blocks to imitate the composited layers in CAhem.ttf -->
<div class="ref" >
<span class=g>
<div style ="background: red; width: 70px; height: 70px; position: absolute; top: 0px; left: 0px;" ></div >
<div style ="background: blue; width: 70px; height: 70px; position: absolute; bottom: 0px; right: 0px;" ></div >
</span >
<span class=h>
<div style ="background: blue; width: 70px; height: 70px; position: absolute; bottom: 0px; right: 0px;" ></div >
<div style ="background: red; width: 40px; height: 40px; position: absolute; top: 30px; left: 30px;" ></div >
</span >
<span class=i>
<div style ="background: blue; width: 70px; height: 70px; position: absolute; bottom: 0px; right: 0px;" ></div >
<div style ="background: white; width: 40px; height: 40px; position: absolute; top: 30px; left: 30px;" ></div >
</span >
<span class=j>
<div style ="background: red; width: 40px; height: 40px; position: absolute; top: 30px; left: 30px;" ></div >
</span >
<span class=k>
<div style ="background: red; width: 70px; height: 70px; position: absolute; top: 0px; left: 0px;" ></div >
<div style ="background: blue; width: 70px; height: 70px; position: absolute; bottom: 0px; right: 0px;" ></div >
<div style ="background: black; width: 40px; height: 40px; position: absolute; top: 30px; left: 30px;" ></div >
</span >
<span class=l>
<div style ="background: red; width: 70px; height: 70px; position: absolute; top: 0px; left: 0px;" ></div >
<div style ="background: blue; width: 70px; height: 70px; position: absolute; bottom: 0px; right: 0px;" ></div >
<div style ="background: magenta; width: 40px; height: 40px; position: absolute; top: 30px; left: 30px;" ></div >
</span >
</div >
<p>And painting them to a canvas element:</p>
<canvas id=c width=600 height=100></canvas >
<script >
ctx = c.getContext("2d" );
// glyph "g"
ctx.fillStyle = "red" ;
ctx.fillRect(0, 0, 70, 70);
ctx.fillStyle = "blue" ;
ctx.fillRect(30, 30, 70, 70);
ctx.translate(100, 0);
// glyph "h"
ctx.fillStyle = "blue" ;
ctx.fillRect(30, 30, 70, 70);
ctx.fillStyle = "red" ;
ctx.fillRect(30, 30, 40, 40);
ctx.translate(100, 0);
// glyph "i"
ctx.fillStyle = "blue" ;
ctx.fillRect(30, 30, 70, 70);
ctx.fillStyle = "white" ;
ctx.fillRect(30, 30, 40, 40);
ctx.translate(100, 0);
// glyph "j"
ctx.fillStyle = "red" ;
ctx.fillRect(30, 30, 40, 40);
ctx.translate(100, 0);
// glyph "k"
ctx.fillStyle = "red" ;
ctx.fillRect(0, 0, 70, 70);
ctx.fillStyle = "blue" ;
ctx.fillRect(30, 30, 70, 70);
ctx.fillStyle = "black" ;
ctx.fillRect(30, 30, 40, 40);
ctx.translate(100, 0);
// glyph "l"
ctx.fillStyle = "red" ;
ctx.fillRect(0, 0, 70, 70);
ctx.fillStyle = "blue" ;
ctx.fillRect(30, 30, 70, 70);
ctx.fillStyle = "magenta" ;
ctx.fillRect(30, 30, 40, 40);
ctx.translate(100, 0);
</script >
Messung V0.5 C=95 H=95 G=94
¤ Dauer der Verarbeitung: 0.3 Sekunden
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