MinTouchArea Property
Gets or sets minimal area of recognition (min height for horizontal axis or min width for vertical), where user click or touch triggers zoom behavior.
Syntax
public double MinTouchArea {get; set;}
Requirements

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

See Also