Canvas rotate() Method
Example
Rotate the rectangle 20 degrees:
JavaScript:
const canvas = document.getElementById("myCanvas");
const ctx = canvas.getContext("2d");
ctx.rotate(20 * Math.PI / 180);
ctx.fillRect(50, 20, 100, 50);
Try it Yourself »
Description
The rotate() method rotates the context.
Note
The rotation will affect drawings AFTER the rotation method is called.
See Also:
The scale() Method (Scale the context)
The translate() Method (Remap the 0,0 position)
The transform() Method (Scale, rotate, move, skew context)
The setTransform() Method (Scale, rotate, move, skew context).
Syntax
| context.rotate(angle) |
Parameter Values
| Param | Description | Play it |
|---|---|---|
| angle | The rotation angle in radians Radians = degrees*Math.PI/180. To rotate 5 degrees: 5*Math.PI/180 |
Play it » |
Return Value
| NONE |
Browser Support
The <canvas> element is an HTML5 standard (2014).
rotate() is supported in all modern browsers:
| Chrome | Edge | Firefox | Safari | Opera | IE |
| Yes | Yes | Yes | Yes | Yes | 9-11 |
❮ Canvas Reference
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