Available in the LEADTOOLS Imaging toolkit. |
SetRubberBandRect method (Main Control)
Visual Basic example
Visual C++ 4.0 example
Visual J++ example
Syntax void SetRubberBandRect (float fLeft, float fTop, float fWidth, float fHeight);
Overview: Refer to Marking a Selection with a Rubberband
Remarks
Sets the position and size of a rubberband, which is a one-pixel outline of a rectangle on the display surface.
Typically, you would use this method to outline an area that the user selects with a mouse. The unit of measure is determined by the ScaleMode property. This method works with the following properties:
The RubberbandVisible property lets you set the rubberband to be visible or invisible (effectively, turning it on or off).
The RubberbandHeight property is the current height.
The RubberbandLeft property is the current X coordinate of the origin of the rubberband.
The RubberbandTop property is the current Y coordinate of the origin of the rubberband..
The RubberbandWidth property is the current width.
Use the AutoRubberBand property property to automate the rubberband so that it appears whenever the mouse is moved with the left button down Once the user lets up on the mouse, the rubber band event fires and the band disappears form the screen.
Handle the event manually to specify whether to leave the rubber band visible on the screen. Use the SetRubberBandRect method to set the size and position of the rubberband and process the mouse event.
Use the following property to change the visibility of the rectangle, effectively turning it on or off:
See Also