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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
*/
#ifndef INCLUDED_INCLUDE_VCL_BITMAPMONOCHROMEFILTER_HXX
#define INCLUDED_INCLUDE_VCL_BITMAPMONOCHROMEFILTER_HXX
#include <vcl/BitmapFilter.hxx>
class VCL_DLLPUBLIC BitmapMonochromeFilter final : public BitmapFilter
{
public:
/** 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).
*/
BitmapMonochromeFilter(sal_uInt8 cThreshold)
: mcThreshold(cThreshold)
{
}
virtual BitmapEx execute(BitmapEx const& rBitmapEx) const override;
private:
sal_uInt8 mcThreshold;
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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