include/vcl/bitmap.hxx | 23 +++++++++++++++++------ 1 file changed, 17 insertions(+), 6 deletions(-)
New commits: commit 221b17794c1cb15ce7f5a0b5a543fc79eee7085f Author: Chris Sherlock <chris.sherloc...@gmail.com> Date: Thu Mar 1 05:10:26 2018 +1100 vcl: document Bitmap::MakeMonochrome(), fix @return format Change-Id: I10b37907a3ccd5219b7d5e04177bba58d80a676b Reviewed-on: https://gerrit.libreoffice.org/50528 Tested-by: Jenkins <c...@libreoffice.org> Reviewed-by: Tomaž Vajngerl <qui...@gmail.com> diff --git a/include/vcl/bitmap.hxx b/include/vcl/bitmap.hxx index cc105600094d..2549c9c05a01 100644 --- a/include/vcl/bitmap.hxx +++ b/include/vcl/bitmap.hxx @@ -263,18 +263,29 @@ public: public: - bool MakeMonochrome(sal_uInt8 cThreshold); - - /** Convert bitmap format @param eConversion The format this bitmap should be converted to. - @return true, if the conversion was completed successfully. + @return true the conversion was completed successfully. */ bool Convert( BmpConversion eConversion ); + + /** Convert to 2 color bitmap. + + Converts to a 2 color indexed bitmap - note that we don't change to black and white + monochrome, but we pick the closest color to black and white in the bitmap. + + @param cThreshold + Luminance value that determines whether the colour should be black (or closest + color to black) or white (or closest color to white). + + @return true conversion to monochrome bitmap was successful + */ + bool MakeMonochrome(sal_uInt8 cThreshold); + /** Reduce number of colors for the bitmap @param nNewColorCount @@ -283,7 +294,7 @@ public: @param eReduce Algorithm to use for color reduction - @return true, if the color reduction operation was completed successfully. + @return true the color reduction operation was completed successfully. */ bool ReduceColors( sal_uInt16 nNewColorCount, @@ -310,7 +321,7 @@ public: dimension, i.e. negative left,top rectangle coordinates or exceeding width or height is ignored. - @return true, if cropping was performed successfully. If + @return true cropping was performed successfully. If nothing had to be cropped, because e.g. the crop rectangle included the bitmap, false is returned, too! */ _______________________________________________ Libreoffice-commits mailing list libreoffice-comm...@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/libreoffice-commits