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NAME
- MoveLayer
-
Move layer to new position in BitMap.
SYNOPSIS
result = MoveLayer( dummy, l, dx, dy )
d0 a0 a1 d0 d1
LONG MoveLayer( LONG, struct Layer *, LONG, LONG);
d0 a0 a1 d0 d1
LONG MoveLayer( LONG, struct Layer *, LONG, LONG);
FUNCTION
Move this layer to new position in shared BitMap. If any refresh layers become revealed, collect damage and set REFRESH bit in layer Flags.
INPUTS
- dummy
-
unused
- l
-
pointer to a nonbackdrop layer
- dx
-
delta to add to current x position
- dy
-
delta to add to current y position
RESULT
- result
-
TRUE if operation successful. FALSE if failed (out of memory)
BUGS
May not handle (dx,dy) which attempts to move the layer outside the layer's RastPort->BitMap bounds .
SEE ALSO
<graphics/layers.h>, <graphics/clip.h>