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128 lines
3.7 KiB
128 lines
3.7 KiB
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/*
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Copyright (c) 2003,2004,2005 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 __kptoolautocrop_h__
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#define __kptoolautocrop_h__
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#include <tqrect.h>
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#include <kpcommandhistory.h>
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#include <kpcolor.h>
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#include <kpselection.h>
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class TQPixmap;
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class kpDocument;
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class kpMainWindow;
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class kpViewManager;
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// (returns true on success (even if it did nothing) or false on error)
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bool kpToolAutoCrop (kpMainWindow *mainWindow);
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class kpToolAutoCropBorder
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{
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public:
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kpToolAutoCropBorder (const TQPixmap *pixmapPtr, int processedColorSimilarity);
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int size () const;
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const TQPixmap *pixmap () const;
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int processedColorSimilarity () const;
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TQRect rect () const;
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int left () const;
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int right () const;
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int top () const;
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int bottom () const;
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kpColor referenceColor () const;
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kpColor averageColor () const;
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bool isSingleColor () const;
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// (returns true on success (even if no rect) or false on error)
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bool calculate (int isX, int dir);
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bool fillsEntirePixmap () const;
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bool exists () const;
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void invalidate ();
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private:
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const TQPixmap *m_pixmapPtr;
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int m_processedColorSimilarity;
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TQRect m_rect;
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kpColor m_referenceColor;
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int m_redSum, m_greenSum, m_blueSum;
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bool m_isSingleColor;
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};
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class kpToolAutoCropCommand : public kpNamedCommand
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{
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public:
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kpToolAutoCropCommand (bool actOnSelection,
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const kpToolAutoCropBorder &leftBorder,
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const kpToolAutoCropBorder &rightBorder,
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const kpToolAutoCropBorder &topBorder,
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const kpToolAutoCropBorder &botBorder,
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kpMainWindow *mainWindow);
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virtual ~kpToolAutoCropCommand ();
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enum NameOptions
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{
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DontShowAccel = 0,
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ShowAccel = 1
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};
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static TQString name (bool actOnSelection, int options);
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virtual int size () const;
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private:
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void getUndoPixmap (const kpToolAutoCropBorder &border, TQPixmap **pixmap);
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void getUndoPixmaps ();
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void deleteUndoPixmaps ();
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public:
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virtual void execute ();
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virtual void unexecute ();
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private:
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TQRect contentsRect () const;
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bool m_actOnSelection;
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kpToolAutoCropBorder m_leftBorder, m_rightBorder, m_topBorder, m_botBorder;
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TQPixmap *m_leftPixmap, *m_rightPixmap, *m_topPixmap, *m_botPixmap;
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TQRect m_contentsRect;
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int m_oldWidth, m_oldHeight;
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kpSelection m_oldSelection;
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};
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#endif // __kptoolautocrop_h__
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