Calculate an area based on the canvas and borders of a widget
PhArea_t * PtSetAreaFromCanvas( PtWidget_t *widget, PhRect_t const *canvas_rect, PhArea_t *area);
ph
This function sets the PhArea_t structure pointed to by area to an area that produces a widget canvas of canvas_rect, given the attributes, borders, etc. of widget.
The area argument must be provided and have its own storage. This function doesn't allocate any memory. |
The same pointer as the area argument, or NULL if an error occurred.
Photon
Safety: | |
---|---|
Interrupt handler | No |
Signal handler | No |
Thread | No |
PhArea_t, PhAreaToRect(), PhRect_t, PhRectToArea()