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53 lines
1.9 KiB
53 lines
1.9 KiB
/* Copyright (C) 2005 Gerd Fleischer <gerdfleischer@web.de>
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* Copyright (C) 2003 by Sandro Giessl
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* based on the nice CVS KDesktop KShadowEngine class. thanks!
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* looking forward to see KShadowEngine in tdefx somewhen btw.. :)
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* ------------------------------------------------------------------------
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* these are the original copyright notes:
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* This file is proposed to be part of the KDE libraries.
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* Copyright (C) 2003 Laur Ivan <laurivan@eircom.net>
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*
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* Many thanks to:
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* - Bernardo Hung <deciare@gta.igs.net> for the enhanced shadow
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* algorithm (currently used)
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* - Tim Jansen <tim@tjansen.de> for the API updates and fixes.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License version 2 as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*/
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#ifndef __FX_SHADOW
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#define __FX_SHADOW
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#include <tqpixmap.h>
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#include <tqimage.h>
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#include <tqcolor.h>
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class ShadowEngine
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{
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public:
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ShadowEngine();
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~ShadowEngine();
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void setThickness(int thickness) { thickness_ = thickness; }
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void setMultiplicationFactor(float factor) { multiplicationFactor_ = factor; }
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TQImage makeShadow(const TQPixmap& textPixmap, const TQColor &bgColor);
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private:
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float decay(TQImage& source, int x, int y);
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int thickness_;
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float multiplicationFactor_;
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};
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#endif
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