GetPixel (Compact 2013)

3/28/2014

This function retrieves the RGB color value of the pixel at the specified coordinates.


COLORREF GetPixel(
  HDC hdc, 
  int nXPos, 
  int nYPos
); 

hdc

[in] Handle to the device context.

nXPos

[in] Specifies the logical x-coordinate of the pixel to be examined.

nYPos

[in] Specifies the logical y-coordinate of the pixel to be examined.

The RGB value of the pixel indicates success. CLR_INVALID indicates that the pixel is outside of the current clipping region.

The pixel must be within the boundaries of the current clipping region.

Not all devices support GetPixel. An application should call GetDeviceCaps to determine whether a specified device supports this function.

Header

windows.h

Library

coredll.lib

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