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Scrolls the displayed bitmap by the specified amount.
#include "ltwrappr.h"
POINT LBitmapWindow::ScrollBy(dx, dy)
The distance to scroll the bitmap horizontally.
The distance to scroll the bitmap vertically.
A point structure that holds the actual horizontal and vertical distances by which the bitmap was scrolled.
The units for dx and dy are in pixels, with the top, left pixel of the image being 0,0.
Win32, x64.
For an example, refer to LBitmapWindow::Repaint.
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