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HTML canvas shadowOffsetY Property

Canvas Object Reference Canvas Object

Example

Draw a rectangle with a shadow placed 20 pixels below the rectangle's top position:

YourbrowserdoesnotsupporttheHTML5canvastag.

JavaScript:

var c=document.getElementById("myCanvas");
var ctx=c.getContext("2d");
ctx.shadowBlur=10;
ctx.shadowOffsetY=20;
ctx.shadowColor="black";
ctx.fillStyle="red";
ctx.fillRect(20,20,100,80);

Try it yourself »

Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

Internet Explorer 9, Firefox, Opera, Chrome, and Safari support the shadowOffsetY property.

Note: Internet Explorer 8 and earlier versions, do not support the <canvas> element.


Definition and Usage

The shadowOffsetY property sets or returns the vertical distance of the shadow from the shape.

shadowOffsety=0 indicates that the shadow is right behind the shape.

shadowOffsetY=20 indicates that the shadow starts 20 pixels below the shape's top position.

shadowOffsetY=-20 indicates that the shadow starts 20 pixels above the shape's top position.

Tip: To adjust the horizontal distance of the shadow from the shape, use the shadowOffsetX property.

Default value: 0
JavaScript syntax: context.shadowOffsetY=number;

Property Values

Value Description Play it
number A positive or negative number that defines the vertical distance of the shadow from the shape Play it »


Canvas Object Reference Canvas Object

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