public virtual void Invalidate()
function Leadtools.Controls.ImageViewer.Invalidate()
Calling Invalidate will cause the viewer to re-render the content of its canvas.
For an example, refer to Transform.
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2