gflGetColorAt

gflGetColorAt

The gflGetColorAt function gets the color at a position of the picture.

GFL_ERROR gflGetColorAt(
  GFL_BITMAP * src,  

  GFL_INT32 x,  

  GFL_INT32 y,  

  GFL_COLOR * color
);

Parameters

src

Pointer to a GFL_BITMAP structure.

x

X position.

y

Y position.

color

Pointer to a GFL_COLOR structure to obtain the result.

Return value

The function returns GFL_NO_ERROR if it is successful or a value of GFL_ERROR.

See also

gflGetNumberOfColorsUsed, gflSetColorAt