public void SetInversion()
{
imageHandler.RestorePrevious();
ColorMatrix cMatrix = new ColorMatrix(CurrentColorMatrix.Array);
cMatrix.Matrix00 = -1;
cMatrix.Matrix11 = -1;
cMatrix.Matrix22 = -1;
imageHandler.ProcessBitmap(cMatrix);
}
public void SetGrayscale()
{
imageHandler.RestorePrevious();
ColorMatrix cMatrix = new ColorMatrix(CurrentColorMatrix.Array);
cMatrix.Matrix00 = cMatrix.Matrix01 = cMatrix.Matrix02 = 0.299F;
cMatrix.Matrix10 = cMatrix.Matrix11 = cMatrix.Matrix12 = 0.587F;
cMatrix.Matrix20 = cMatrix.Matrix21 = cMatrix.Matrix22 = 0.114F;
imageHandler.ProcessBitmap(cMatrix);
}
public void SetColorFilter(ColorFilterTypes colorFilterType)
{
imageHandler.RestorePrevious();
ColorMatrix cMatrix = new ColorMatrix(CurrentColorMatrix.Array);
switch (colorFilterType)
{
case ColorFilterTypes.Red:
cMatrix.Matrix11 = 0;
cMatrix.Matrix22 = 0;
break;
case ColorFilterTypes.Green:
cMatrix.Matrix00 = 0;
cMatrix.Matrix22 = 0;
break;
case ColorFilterTypes.Blue:
cMatrix.Matrix00 = 0;
cMatrix.Matrix11 = 0;
break;
}
imageHandler.ProcessBitmap(cMatrix);
}
public void SetBrightness(int brightness)
{
imageHandler.RestorePrevious();
if (brightness < -255)
{
brightness = -255;
}
if (brightness > 255)
{
brightness = 255;
}
ColorMatrix cMatrix = new ColorMatrix(CurrentColorMatrix.Array);
cMatrix.Matrix40 = cMatrix.Matrix41 = cMatrix.Matrix42 = brightness / 255.0F;
imageHandler.ProcessBitmap(cMatrix);
}
public void SetSepiaTone()
{
imageHandler.RestorePrevious();
ColorMatrix cMatrix = new ColorMatrix(CurrentColorMatrix.Array);
cMatrix.Matrix00 = 0.393F;
cMatrix.Matrix01 = 0.349F;
cMatrix.Matrix02 = 0.299F;
cMatrix.Matrix10 = 0.769F;
cMatrix.Matrix11 = 0.686F;
cMatrix.Matrix12 = 0.534F;
cMatrix.Matrix20 = 0.189F;
cMatrix.Matrix21 = 0.168F;
cMatrix.Matrix22 = 0.131F;
imageHandler.ProcessBitmap(cMatrix);
}
public void SetContrast(float contrast)
{
imageHandler.RestorePrevious();
if (contrast < -100)
{
contrast = -100;
}
if (contrast > 100)
{
contrast = 100;
}
contrast = (100.0F + contrast) / 100.0F;
contrast *= contrast;
ColorMatrix cMatrix = new ColorMatrix(CurrentColorMatrix.Array);
float tValue = (1.0F - contrast) / 2.0F;
cMatrix.Matrix00 = cMatrix.Matrix11 = cMatrix.Matrix22 = contrast;
cMatrix.Matrix40 = cMatrix.Matrix41 = cMatrix.Matrix42 = tValue;
imageHandler.ProcessBitmap(cMatrix);
}
