Method ZoomFromPoint
ZoomFromPoint(int, int, int, int, int)
Carries out a zoom operation that is centered on the given point.
Declaration
public void ZoomFromPoint(int windowWidth, int windowHeight, int pixelX, int pixelY, int zoomPercentage)Parameters
| Type | Name | Description |
|---|---|---|
| int | windowWidth | Width of the window (or image) for which the pixel coordinate is given. |
| int | windowHeight | Height of the window (or image) for which the pixel coordinate is given. |
| int | pixelX | X coordinate of the zoom point. |
| int | pixelY | Y coordinate of the zoom point. |
| int | zoomPercentage | Zoom percentage. If the value is positive, "zoom in" operation is performed. If the value is negative, "zoom out" is performed. For example a value of 100 doubles the distances in pixels on each axis. |