LEADTOOLS JavaScript (Leadtools.Controls)

Invalidate Method

Show in webframe

Invalidates the entire surface of the control and causes the control to be redrawn.

Syntax

JavaScript

 function Leadtools.Controls.ImageViewer.invalidate()

Remarks

Calling Invalidate will cause the viewer to re-render the content of the background image or canvas onto the foreground canvas. For more information, refer to the Rendering section in ImageViewer.

Invalidate may only schedule a rendering operation if HTML 5 animation request is used. For more information, refer to EnableRequestAnimationFrame.

Example

For an example, refer to Transform.

Reference

ImageViewer Object
ImageViewer Members