HTML canvas fillStyle property
Examples
Filled with red rectangle defined:
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);
try it"
Browser Support
Internet Explorer 9, Firefox, Opera, Chrome and Safari support fillStyle property.
Note: 8 and earlier versions of Internet Explorer do not support the <canvas> element.
Definition and Usage
fillStyle property sets or returns the color, gradient, or pattern used to fill the painting.
| Defaults: | # 000000 |
|---|---|
| JavaScript syntax: | context .fillStyle = color | gradient | pattern; |
Property Value
| 值 | 描述 |
|---|---|
| color | 指示绘图填充色的 CSS 颜色值 。默认值是 #000000。 |
| gradient | 用于填充绘图的渐变对象（ 线性 或 放射性 ）。 |
| pattern | 用于填充绘图的 pattern 对象。 |
More examples
Examples
The definition of the gradient from top to bottom, as the Rectangle's fill style:
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);
try it"
Examples
The definition of the gradient from left to right, as the Rectangle's fill style:
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);
try it"
Examples
Definition from black to red to white gradient, a rectangle fill style:
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);
try it"
Images used:
Examples
Use an image to fill the drawings:
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();
try it"
HTML canvas Reference Manual