OffsetRgn
The OffsetRgn
function moves a region by the specified offsets.
int OffsetRgn(
|
HRGN hrgn, |
// handle to region
|
|
int nXOffset, |
// offset along
x-axis |
|
int nYOffset |
// offset along
y-axis |
|
); |
|
Parameters
hrgn
Identifies
the region to be moved.
nXOffset
Specifies the
number of logical units to move left or right.
nYOffset
Specifies the
number of logical units to move up or down.
Return Values
The return
value specifies the new region s complexity. It can be one of the following
values:
|
Value |
Meaning |
|
NULLREGION |
Region is
empty. |
|
SIMPLEREGION |
Region is a
single rectangle. |
|
COMPLEXREGION |
Region is
more than one rectangle. |
|
ERROR |
An error
occurred; region is unaffected. |