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NAME
- SizeLayer
-
Change the size of this nonbackdrop layer.
SYNOPSIS
result = SizeLayer( dummy, l, dx, dy )
d0 a0 a1 d0 d1
LONG SizeLayer( LONG, struct Layer *, LONG, LONG);
d0 a0 a1 d0 d1
LONG SizeLayer( LONG, struct Layer *, LONG, LONG);
FUNCTION
Change the size of this layer by (dx,dy). The lower right hand corner is extended to make room for the larger layer. If there is SuperBitMap for this layer then copy pixels into or out of the layer depending on whether the layer increases or decreases in size. Collect damage list for those layers that may need to be refreshed if damage occurred.
INPUTS
- dummy
-
unused
- l
-
pointer to a nonbackdrop layer
- dx
-
delta to add to current x size
- dy
-
delta to add to current y size
RESULT
- result
-
TRUE if operation successful. FALSE if failed (out of memory)
SEE ALSO
<graphics/layers.h>, <graphics/clip.h>