#include "l_bitmap.h"
L_LTDIS_API L_INT L_GetPaintContrast(pBitmap)
Gets the current contrast value for the specified bitmap. This value is set by the L_SetPaintContrast function.
Pointer to the bitmap handle that references the bitmap from which to retrieve the contrast value. This cannot be NULL.
The current contrast setting. Possible values are -1000 to +1000.
Required DLLs and Libraries
Win32, x64, Linux.
This example gets the current paint settings, and then
updates the bitmap to reflect those values.
L_INT GetPaintContrastExample(pBITMAPHANDLE pBitmap)
{
L_INT nRet;
L_INT nContrast;
L_UINT uGamma;
L_INT nIntensity;
/* Get the values */
nContrast = L_GetPaintContrast(pBitmap);
uGamma = L_GetPaintGamma(pBitmap);
nIntensity = L_GetPaintIntensity(pBitmap);
/* Update the bitmap */
nRet = L_ChangeBitmapContrast(pBitmap, nContrast, 0);
if(nRet != SUCCESS)
return nRet;
nRet = L_GammaCorrectBitmap(pBitmap, uGamma, 0);
if(nRet != SUCCESS)
return nRet;
nRet = L_ChangeBitmapIntensity(pBitmap, nIntensity, 0);
if(nRet != SUCCESS)
return nRet;
return SUCCESS;
}
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