forked from openkylin/kolourpaint
52 lines
2.0 KiB
C++
52 lines
2.0 KiB
C++
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/*
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Copyright (c) 2003-2007 Clarence Dang <dang@kde.org>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef kpEffectReduceColors_H
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#define kpEffectReduceColors_H
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#include <QImage>
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// The <depth> specified must be supported by QImage.
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class kpEffectReduceColors
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{
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public:
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// TODO: Why isn't applyEffect() for the public API sufficient?
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// Ans: See TODO in kpDocument_Save.cpp. Maybe we should rename
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// this method?
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//
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// Also, this can increase the image depth while applyEffect()
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// will not.
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static QImage convertImageDepth (const QImage &image, int depth, bool dither);
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static void applyEffect (QImage *destPixmapPtr, int depth, bool dither);
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static QImage applyEffect (const QImage &pm, int depth, bool dither);
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};
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#endif // kpEffectReduceColors_H
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