HTML canvas fillStyleProperty
Canvas ObjectExamples
Define a rectangle filled with red:
JavaScript：
var c=document.getElementById("myCanvas");
var ctx=c.getContext("2d");
ctx.fillStyle="#FF0000";
ctx.fillRect(20,20,150,100);
var ctx=c.getContext("2d");
ctx.fillStyle="#FF0000";
ctx.fillRect(20,20,150,100);
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Browser Support
Internet Explorer 9, Firefox, Opera, Chrome, and Safari support the fillStyle property.
Note:Internet Explorer 8 and earlier versions do not support the <canvas> element.
Definition and Usage
The fillStyle property sets or returns the color, gradient, or mode used to fill the drawing.
| Default value: | #000000 |
|---|---|
| JavaScript syntax: | context.fillStyle=color|gradient|pattern; |
Property Values
| Value | Description | |
|---|---|---|
| color | Indicates the fill color of the drawingCSS color value. The default value is #000000. | |
| gradient | Gradient object used to fill the drawing (LinearorRadial）。 | |
| pattern | used to fill the drawingpatternobject. |
More Examples
Example
Define a gradient from top to bottom as the fill style of the rectangle:
JavaScript：
var c=document.getElementById("myCanvas");
var ctx=c.getContext("2d");
var my_gradient=ctx.createLinearGradient(0,0,0,170);
my_gradient.addColorStop(0,"black");
my_gradient.addColorStop(1,"white");
ctx.fillStyle=my_gradient;
ctx.fillRect(20,20,150,100);
var ctx=c.getContext("2d");
var my_gradient=ctx.createLinearGradient(0,0,0,170);
my_gradient.addColorStop(0,"black");
my_gradient.addColorStop(1,"white");
ctx.fillStyle=my_gradient;
ctx.fillRect(20,20,150,100);
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Example
Define a gradient from left to right as the fill style of the rectangle:
JavaScript：
var c=document.getElementById("myCanvas");
var ctx=c.getContext("2d");
var my_gradient=ctx.createLinearGradient(0,0,170,0);
my_gradient.addColorStop(0,"black");
my_gradient.addColorStop(1,"white");
ctx.fillStyle=my_gradient;
ctx.fillRect(20,20,150,100);
var ctx=c.getContext("2d");
var my_gradient=ctx.createLinearGradient(0,0,170,0);
my_gradient.addColorStop(0,"black");
my_gradient.addColorStop(1,"white");
ctx.fillStyle=my_gradient;
ctx.fillRect(20,20,150,100);
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Example
Define a gradient from black to red to white as the fill style of the rectangle:
JavaScript：
var c=document.getElementById("myCanvas");
var ctx=c.getContext("2d");
var my_gradient=ctx.createLinearGradient(0,0,170,0);
my_gradient.addColorStop(0,"black");
my_gradient.addColorStop(0.5,"red");
my_gradient.addColorStop(1,"white");
ctx.fillStyle=my_gradient;
ctx.fillRect(20,20,150,100);
var ctx=c.getContext("2d");
var my_gradient=ctx.createLinearGradient(0,0,170,0);
my_gradient.addColorStop(0,"black");
my_gradient.addColorStop(0.5,"red");
my_gradient.addColorStop(1,"white");
ctx.fillStyle=my_gradient;
ctx.fillRect(20,20,150,100);
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Image used:
Example
Use an image to fill the drawing:
JavaScript：
var c=document.getElementById("myCanvas");
var ctx=c.getContext("2d");
var img=document.getElementById("lamp");
var pat=ctx.createPattern(img,"repeat");
ctx.rect(0,0,150,100);
ctx.fillStyle=pat;
ctx.fill();
var ctx=c.getContext("2d");
var img=document.getElementById("lamp");
var pat=ctx.createPattern(img,"repeat");
ctx.rect(0,0,150,100);
ctx.fillStyle=pat;
ctx.fill();
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Other Extensions