Inherits SystemIDisposable.
This class represents a callback object for refreshing a region for PSI. All the pure virtual functions in this class are used as callback functions and should be implemented by user. An implemented PSICallback object can be set to a PSI object by function PSI::SetCallback.
◆ Refresh()
void foxit.pdf.PSICallback.Refresh |
( |
PSI |
psi, |
|
|
RectF |
rect |
|
) |
| |
|
inlinevirtual |
A callback function used to refresh a specified region for PSI.
- Parameters
-
psi | A PSI object.
|
rect | Rectangle of the refresh region.
|
- Returns
- None.
◆ Release()
void foxit.pdf.PSICallback.Release |
( |
| ) |
|
|
inlinevirtual |
A callback function used to release current PSICallback object itself.
- Returns
- None.