Canvas shadowBlur attribute
Definition at paggamit
shadowBlur Tinatayang itaas o ibaba ang antas ng paghalat ng shadow.
Eksemplo
Iginuhit ang isang kulay asul na retanggulo na may kulay na itim na shadow, ang antas ng paghalat ay 20:
JavaScript:
var c=document.getElementById("myCanvas");
var ctx=c.getContext("2d");
ctx.shadowBlur=20;
ctx.shadowColor="black";
ctx.fillStyle="blue";
ctx.fillRect(20,20,100,80);
语法
context.shadowBlur=number;
Attribute Value
| Value | Description |
|---|---|
| number | The blur level of the shadow. |
Technical Details
| Default Value: | #000000 |
|---|
Browser Support
The numbers in the table indicate the first browser version that fully supports this property.
| Chrome | Edge | Firefox | Safari | Opera |
|---|---|---|---|---|
| Chrome | Edge | Firefox | Safari | Opera |
| 4.0 | 9.0 | 3.6 | 4.0 | 10.1 |
Note:Internet Explorer 8 and earlier versions do not support the <canvas> element.
