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<!doctype html>
<html>
<head>
<title>Fabric Brushes Demo</title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/fabric.js/4.4.0/fabric.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/dat-gui/0.7.7/dat.gui.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/9.15.8/highlight.min.js"></script>
<script src="dist/fabric.brushes.js"></script>
<script>
const DatGui = (props, _fabricCanvas) => {
let fabricCanvas = _fabricCanvas;
const gui = new dat.GUI({autoPlace:false});
for (let p in props) {
gui['brush'+p.charAt(0).toUpperCase() + p.slice(1)] = props[p];
}
let currentBrush = null;
function addButtons() {
gui.clear = () => {
fabricCanvas.clear();
}
gui.save = () => {
const a = document.createElement('a');
a.download = 'sample.png';
a.href = fabricCanvas.toDataURL();
a.click();
}
gui.stopDraw = () => {
currentBrush = fabricCanvas.freeDrawingBrush;
fabricCanvas.isDrawingMode = false;
}
gui.startDraw = () => {
fabricCanvas.freeDrawingBrush = currentBrush;
fabricCanvas.isDrawingMode = true;
}
gui.add(gui, 'stopDraw');
gui.add(gui, 'startDraw');
gui.add(gui, 'save');
gui.add(gui, 'clear');
}
return {
addButtons,
getGui: () => {
return gui;
}
}
};
const getFabricCanvas = (canvasID, brushName, brushOpts) => {
const fabricCanvas = new fabric.Canvas(canvasID, {
isDrawingMode: true,
//enableRetinaScaling: false
})
.setWidth(window.innerWidth-20)
.setHeight(400);
fabricCanvas.freeDrawingBrush = new fabric[brushName](fabricCanvas, brushOpts || {});
return fabricCanvas;
}
window.addEventListener('load', () => {
// Highlight code samples:
hljs.configure({
tabReplace: ' ', // 3 spaces
});
const els = document.querySelectorAll('pre code');
els.forEach((el) => {
hljs.highlightBlock(el);
})
});
</script>
<link rel="stylesheet" type="text/css" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/9.15.8/styles/github.min.css">
<style>
body {
background-color: #fff;
color: #000;
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
font-size: 16px;
}
a {
color: #39c;
text-decoration: none;
}
a:hover {
color: #069;
text-decoration: underline;
}
.canvas-container {
background-image: url(data:image/gif;base64,R0lGODlhCgAKAIAAAOLi4v///yH5BAAHAP8ALAAAAAAKAAoAAAIRhB2ZhxoM3GMSykqd1VltzxQAOw==);
outline: 1px solid #ccc;
}
.canvas-wrap {
position: relative;
}
/* Make dat.gui positionable */
.dg {
position: absolute;
top: 0;
right: 0;
}
.dg.a {
float: none;
margin-right: 0;
}
</style>
</head>
<body>
<h1 style="margin:0">A collection of Brushes for <a href="http://fabricjs.com">Fabric.js</a></h1>
<p>
An addon for fabric.js that extends it with 11 new brushes.<br>
<svg style="vertical-align: bottom" version="1.1" width="20" height="20" viewBox="0 0 16 16" class="octicon octicon-mark-github" aria-hidden="true"><path fill-rule="evenodd" d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0016 8c0-4.42-3.58-8-8-8z"></path></svg>
<a href="https://github.com/av01d/fabric-brushes">View project on GitHub</a>.
</p>
<!------------------------------------- Crayon ------------------------------------->
<h2>Crayon Brush</h2>
<div class="canvas-wrap">
<canvas id="crayon-canvas"></canvas>
</div>
<script>
(canvasID => {
const brushOpts = {
color: '#f00',
width: 30,
opacity: 0.6
},
fabricCanvas = getFabricCanvas(canvasID, 'CrayonBrush', brushOpts),
dat = DatGui(brushOpts, fabricCanvas),
gui = dat.getGui();
gui.add(gui, 'brushWidth', 5, 100).step(5)
.onChange(value => {
fabricCanvas.freeDrawingBrush.width = value;
});
gui.addColor(gui, 'brushColor')
.onChange(value => {
fabricCanvas.freeDrawingBrush.color = value;
});
gui.add(gui, 'brushOpacity', 0.1, 1).step(0.1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.opacity = value;
});
dat.addButtons();
fabricCanvas.getElement().parentNode.parentNode.appendChild(gui.domElement);
})('crayon-canvas');
</script>
<pre><code class="html">
<canvas id="canvas" width="800" height="600">
<script>
const fabricCanvas = new fabric.Canvas('canvas', {
isDrawingMode: true
});
fabricCanvas.freeDrawingBrush = new fabric.CrayonBrush(fabricCanvas, {width:30, color:'#f00', opacity:0.6});
</script>
</code></pre>
<!------------------------------------- Fur ------------------------------------->
<h2>Fur Brush</h2>
<div class="canvas-wrap">
<canvas id="fur-canvas"></canvas>
</div>
<script>
(canvasID => {
const brushOpts = {
color: '#000',
width: 1,
opacity: 1
},
fabricCanvas = getFabricCanvas(canvasID, 'FurBrush', brushOpts),
dat = DatGui(brushOpts, fabricCanvas),
gui = dat.getGui();
gui.add(gui, 'brushWidth', 1, 10).step(1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.width = value;
});
gui.addColor(gui, 'brushColor')
.onChange(value => {
fabricCanvas.freeDrawingBrush.color = value;
});
gui.add(gui, 'brushOpacity', 0.1, 1).step(0.1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.opacity = value;
});
dat.addButtons();
fabricCanvas.getElement().parentNode.parentNode.appendChild(gui.domElement);
})('fur-canvas');
</script>
<pre><code class="html">
<canvas id="canvas" width="800" height="600">
<script>
const fabricCanvas = new fabric.Canvas('canvas', {
isDrawingMode: true
});
fabricCanvas.freeDrawingBrush = new fabric.FurBrush(fabricCanvas, {width:1, color:'#000', opacity:1});
</script>
</code></pre>
<!------------------------------------- Ink ------------------------------------->
<h2>Ink Brush</h2>
<div class="canvas-wrap">
<canvas id="ink-canvas"></canvas>
</div>
<script>
(canvasID => {
const brushOpts = {
color: '#00f',
width: 30,
opacity: 1
},
fabricCanvas = getFabricCanvas(canvasID, 'InkBrush', brushOpts),
dat = DatGui(brushOpts, fabricCanvas),
gui = dat.getGui();
gui.add(gui, 'brushWidth', 1, 50).step(1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.width = value;
});
gui.addColor(gui, 'brushColor')
.onChange(value => {
fabricCanvas.freeDrawingBrush.color = value;
});
gui.add(gui, 'brushOpacity', 0.1, 1).step(0.1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.opacity = value;
});
dat.addButtons();
fabricCanvas.getElement().parentNode.parentNode.appendChild(gui.domElement);
})('ink-canvas');
</script>
<pre><code class="html">
<canvas id="canvas" width="800" height="600">
<script>
const fabricCanvas = new fabric.Canvas('canvas', {
isDrawingMode: true
});
fabricCanvas.freeDrawingBrush = new fabric.InkBrush(fabricCanvas, {width:30, color:'#00f', opacity:1});
</script>
</code></pre>
<!------------------------------------- Longfur ------------------------------------->
<h2>Long Fur Brush</h2>
<div class="canvas-wrap">
<canvas id="longfur-canvas"></canvas>
</div>
<script>
(canvasID => {
const brushOpts = {
color: '#000',
width: 1,
opacity: 1
},
fabricCanvas = getFabricCanvas(canvasID, 'LongfurBrush', brushOpts),
dat = DatGui(brushOpts, fabricCanvas),
gui = dat.getGui();
gui.add(gui, 'brushWidth', 1, 10).step(1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.width = value;
});
gui.addColor(gui, 'brushColor')
.onChange(value => {
fabricCanvas.freeDrawingBrush.color = value;
});
gui.add(gui, 'brushOpacity', 0.1, 1).step(0.1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.opacity = value;
});
dat.addButtons();
fabricCanvas.getElement().parentNode.parentNode.appendChild(gui.domElement);
})('longfur-canvas');
</script>
<pre><code class="html">
<canvas id="canvas" width="800" height="600">
<script>
const fabricCanvas = new fabric.Canvas('canvas', {
isDrawingMode: true
});
fabricCanvas.freeDrawingBrush = new fabric.LongfurBrush(fabricCanvas, {width:1, color:'#000', opacity:1});
</script>
</code></pre>
<!------------------------------------- Marker ------------------------------------->
<h2>Marker Brush</h2>
<div class="canvas-wrap">
<canvas id="marker-canvas"></canvas>
</div>
<script>
(canvasID => {
const brushOpts = {
color: '#ff7f50',
width: 30,
opacity: 1
},
fabricCanvas = getFabricCanvas(canvasID, 'MarkerBrush', brushOpts),
dat = DatGui(brushOpts, fabricCanvas),
gui = dat.getGui();
gui.add(gui, 'brushWidth', 1, 50).step(1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.width = value;
});
gui.addColor(gui, 'brushColor')
.onChange(value => {
fabricCanvas.freeDrawingBrush.color = value;
});
gui.add(gui, 'brushOpacity', 0.1, 1).step(0.1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.opacity = value;
});
dat.addButtons();
fabricCanvas.getElement().parentNode.parentNode.appendChild(gui.domElement);
})('marker-canvas');
</script>
<pre><code class="html">
<canvas id="canvas" width="800" height="600">
<script>
const fabricCanvas = new fabric.Canvas('canvas', {
isDrawingMode: true
});
fabricCanvas.freeDrawingBrush = new fabric.MarkerBrush(fabricCanvas, {width:30, color:'#ff7f50', opacity:1});
</script>
</code></pre>
<!------------------------------------- Ribbon ------------------------------------->
<h2>Ribbon Brush</h2>
<div class="canvas-wrap">
<canvas id="ribbon-canvas"></canvas>
</div>
<script>
(canvasID => {
const brushOpts = {
color: '#cb3232',
width: 1,
opacity: 1
},
fabricCanvas = getFabricCanvas(canvasID, 'RibbonBrush', brushOpts),
dat = DatGui(brushOpts, fabricCanvas),
gui = dat.getGui();
gui.add(gui, 'brushWidth', 1, 10).step(1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.width = value;
});
gui.addColor(gui, 'brushColor')
.onChange(value => {
fabricCanvas.freeDrawingBrush.color = value;
});
gui.add(gui, 'brushOpacity', 0.1, 1).step(0.1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.opacity = value;
});
dat.addButtons();
fabricCanvas.getElement().parentNode.parentNode.appendChild(gui.domElement);
})('ribbon-canvas');
</script>
<pre><code class="html">
<canvas id="canvas" width="800" height="600">
<script>
const fabricCanvas = new fabric.Canvas('canvas', {
isDrawingMode: true
});
fabricCanvas.freeDrawingBrush = new fabric.RibbonBrush(fabricCanvas, {width:1, color:'#cb3232', opacity:1});
</script>
</code></pre>
<!------------------------------------- Shaded ------------------------------------->
<h2>Shaded Brush</h2>
<div class="canvas-wrap">
<canvas id="shaded-canvas"></canvas>
</div>
<script>
(canvasID => {
const brushOpts = {
color: '#000',
width: 1,
opacity: 0.1,
shadeDistance: 1000
},
fabricCanvas = getFabricCanvas(canvasID, 'ShadedBrush', brushOpts),
dat = DatGui(brushOpts, fabricCanvas),
gui = dat.getGui();
gui.add(gui, 'brushWidth', 1, 10).step(1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.width = value;
});
gui.addColor(gui, 'brushColor')
.onChange(value => {
fabricCanvas.freeDrawingBrush.color = value;
});
gui.add(gui, 'brushOpacity', 0.1, 1).step(0.1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.opacity = value;
});
gui.add(gui, 'brushShadeDistance', 0, 2500).step(100)
.onChange(value => {
fabricCanvas.freeDrawingBrush.shadeDistance = value;
});
dat.addButtons();
fabricCanvas.getElement().parentNode.parentNode.appendChild(gui.domElement);
})('shaded-canvas');
</script>
<pre><code class="html">
<canvas id="canvas" width="800" height="600">
<script>
const fabricCanvas = new fabric.Canvas('canvas', {
isDrawingMode: true
});
fabricCanvas.freeDrawingBrush = new fabric.ShadedBrush(fabricCanvas, {width:1, color:'#000', opacity:0.1, shadeDistance:1000});
</script>
</code></pre>
<!------------------------------------- Sketchy ------------------------------------->
<h2>Sketchy Brush</h2>
<div class="canvas-wrap">
<canvas id="sketchy-canvas"></canvas>
</div>
<script>
(canvasID => {
const brushOpts = {
color: '#000',
width: 1,
opacity: 1
},
fabricCanvas = getFabricCanvas(canvasID, 'SketchyBrush', brushOpts),
dat = DatGui(brushOpts, fabricCanvas),
gui = dat.getGui();
gui.add(gui, 'brushWidth', 1, 10).step(1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.width = value;
});
gui.addColor(gui, 'brushColor')
.onChange(value => {
fabricCanvas.freeDrawingBrush.color = value;
});
gui.add(gui, 'brushOpacity', 0.1, 1).step(0.1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.opacity = value;
});
dat.addButtons();
fabricCanvas.getElement().parentNode.parentNode.appendChild(gui.domElement);
})('sketchy-canvas');
</script>
<pre><code class="html">
<canvas id="canvas" width="800" height="600">
<script>
const fabricCanvas = new fabric.Canvas('canvas', {
isDrawingMode: true
});
fabricCanvas.freeDrawingBrush = new fabric.SketchyBrush(fabricCanvas, {width:1, color:'#000', opacity:1});
</script>
</code></pre>
<!------------------------------------- Spraypaint ------------------------------------->
<h2>Spraypaint Brush</h2>
<div class="canvas-wrap">
<canvas id="spraypaint-canvas"></canvas>
</div>
<script>
(canvasID => {
const brushOpts = {
color: '#4598a9',
width: 30,
opacity: 1
},
fabricCanvas = getFabricCanvas(canvasID, 'SpraypaintBrush', brushOpts),
dat = DatGui(brushOpts, fabricCanvas),
gui = dat.getGui();
gui.add(gui, 'brushWidth', 1, 50).step(1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.width = value;
});
gui.addColor(gui, 'brushColor')
.onChange(value => {
fabricCanvas.freeDrawingBrush.color = value;
});
gui.add(gui, 'brushOpacity', 0.1, 1).step(0.1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.opacity = value;
});
dat.addButtons();
fabricCanvas.getElement().parentNode.parentNode.appendChild(gui.domElement);
})('spraypaint-canvas');
</script>
<pre><code class="html">
<canvas id="canvas" width="800" height="600">
<script>
const fabricCanvas = new fabric.Canvas('canvas', {
isDrawingMode: true
});
fabricCanvas.freeDrawingBrush = new fabric.SpraypaintBrush(fabricCanvas, {width:30, color:'#4598a9', opacity:1});
</script>
</code></pre>
<!------------------------------------- Squares ------------------------------------->
<h2>Squares Brush</h2>
<div class="canvas-wrap">
<canvas id="squares-canvas"></canvas>
</div>
<script>
(canvasID => {
const brushOpts = {
color: '#000',
bgColor: '#fff',
width: 1,
opacity: 1
},
fabricCanvas = getFabricCanvas(canvasID, 'SquaresBrush', brushOpts),
dat = DatGui(brushOpts, fabricCanvas),
gui = dat.getGui();
gui.add(gui, 'brushWidth', 1, 10).step(1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.width = value;
});
gui.addColor(gui, 'brushColor')
.onChange(value => {
fabricCanvas.freeDrawingBrush.color = value;
});
gui.addColor(gui, 'brushBgColor')
.onChange(value => {
fabricCanvas.freeDrawingBrush.bgColor = value;
});
gui.add(gui, 'brushOpacity', 0.1, 1).step(0.1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.opacity = value;
});
dat.addButtons();
fabricCanvas.getElement().parentNode.parentNode.appendChild(gui.domElement);
})('squares-canvas');
</script>
<pre><code class="html">
<canvas id="canvas" width="800" height="600">
<script>
const fabricCanvas = new fabric.Canvas('canvas', {
isDrawingMode: true
});
fabricCanvas.freeDrawingBrush = new fabric.SquaresBrush(fabricCanvas, {width:1, color:'#000', bgColor:'#fff', opacity:1});
</script>
</code></pre>
<!------------------------------------- Web ------------------------------------->
<h2>Web Brush</h2>
<div class="canvas-wrap">
<canvas id="web-canvas"></canvas>
</div>
<script>
(canvasID => {
const brushOpts = {
color: '#000',
width: 1,
opacity: 1
},
fabricCanvas = getFabricCanvas(canvasID, 'WebBrush', brushOpts),
dat = DatGui(brushOpts, fabricCanvas),
gui = dat.getGui();
gui.add(gui, 'brushWidth', 1, 10).step(1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.width = value;
});
gui.addColor(gui, 'brushColor')
.onChange(value => {
fabricCanvas.freeDrawingBrush.color = value;
});
gui.add(gui, 'brushOpacity', 0.1, 1).step(0.1)
.onChange(value => {
fabricCanvas.freeDrawingBrush.opacity = value;
});
dat.addButtons();
fabricCanvas.getElement().parentNode.parentNode.appendChild(gui.domElement);
})('web-canvas');
</script>
<pre><code class="html">
<canvas id="canvas" width="800" height="600">
<script>
const fabricCanvas = new fabric.Canvas('canvas', {
isDrawingMode: true
});
fabricCanvas.freeDrawingBrush = new fabric.WebBrush(fabricCanvas, {width:1, color:'#000', opacity:1});
</script>
</code></pre>
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