gpi12.hlp (Table of Contents; Topic list)
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GpiQueryGraphicsField (1.2)
Function Group  Overview                          Up Next Previous
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#define INCL_GPITRANSFORMS
 
BOOL GpiQueryGraphicsField(hps, prclField)
HPS hps;             /* presentation-space handle                   */
PRECTL prclField;    /* address of structure for the graphics field */
 
The GpiQueryGraphicsField function retrieves the coordinates, in
presentation-page units, of the graphics field. The function copies the
coordinates of the lower-left and upper-right corners of the field to the
structure pointed to by the prclField parameter.
 
Parameter  Description
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hps        Identifies the presentation space.
 
prclField  Points to the RECTL structure that receives the graphics field.
 
Return Value
 
The return value is GPI_OK if the function is successful or GPI_ERROR if an
error occurred.
 
Errors
 
Use the WinGetLastError function to retrieve the error value, which may be
one of the following:
 
     PMERR_INV_HPS
     PMERR_PS_BUSY
 
See Also
 
GpiQueryClipBox, GpiQueryClipRegion, GpiQueryGraphicsField,
GpiQueryViewingLimits, GpiSetGraphicsField, RECTL