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PtSetAreaFromCanvas()

Calculate an area based on the canvas and borders of a widget

Synopsis:

PhArea_t * PtSetAreaFromCanvas(
               PtWidget_t *widget,
               PhRect_t const *canvas_rect,
               PhArea_t *area);

Library:

ph

Description:

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.

Returns:

The same pointer as the area argument, or NULL if an error occurred.

Classification:

Photon

Safety:
Interrupt handler	No
Signal handler	No
Thread	No