Middleware, development tools, realtime operating system
software and services for superior embedded design


Home
QNX Community Resources
QNX Documentation Library
PhDeTranslateRect

PhDeTranslateRect

QNX Software Systems
Developer Resources
Blogs
Board support packages
Foundry27 projects
Forums
Hardware support listing
Online video tutorials
Product documentation
Technical Articles

PhDeTranslateRect()

Detranslate a rectangle (subtract offset)

Synopsis:

PhRect_t *PhDeTranslateRect( 
             PhRect_t *rect, 
             PhPoint_t const *delta );

Library:

ph

Description:

This convenience function subtracts delta->x from rect->ul.x and rect->lr.x, and subtracts delta->y from rect->ul.y and rect->lr.y. You'll find this function handy for translating events, extents, or canvases so they become relative to various points.

Returns:

A pointer to the rect argument.

Classification:

Photon

Safety:
Interrupt handler No
Signal handler No
Thread No

See also:

PhPoint_t, PhRect_t, PhTranslateRect()

"Geometry data types" in the Working with Code chapter of the Photon Programmer's Guide