ImageGear Professional DLL for Windows
IG_GUI_pan_update
ImageGear Professional v18.2 > API Reference Guide > Core Component API Reference > Core Component Functions Reference > GUI Functions > GUI Pan Functions > IG_GUI_pan_update

This function may be called to update (repaint) the pan window, such as if the image has changed in memory.

Declaration:

 
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AT_ERRCOUNT ACCUAPI IG_GUI_pan_update ( 
        HIGEAR hIGear, 
        DWORD dwGrpID, 
        HWND hWndPan, 
        BOOL bFullRepaint 
);

Arguments:

Name Type Description
hIGear HIGEAR HIGEAR handle of image.
dwGrpID DWORD Identifier of group which is used for drawing image in the parent window.
hWndPan HWND Handle of Pan window.
bFullRepaint BOOL TRUE = redraw image.

Return Value:

Returns the number of ImageGear errors that occurred during this function call.

Supported Raster Image Formats:

All pixel formats supported by ImageGear Professional.

Sample:

Panning, Display

Example:

 
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HIGEAR hIGear;  /* HIGEAR handle of image */
HWND hWndPalette; /* Handle of Pan window */
IG_GUI_pan_update ( hIGear, IG_GRP_DEFAULT, hWndPan, TRUE );

 

 

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