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83 lines
1.9 KiB
83 lines
1.9 KiB
15 years ago
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/* This file is part of the KDE project
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Copyright (C) 2001, The Karbon Developers
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Copyright (C) 2002, The Karbon Developers
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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 as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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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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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 Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __VBOOLEANCMD_H__
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#define __VBOOLEANCMD_H__
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#include <qvaluelist.h>
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#include "vcommand.h"
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class VSubpath;
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class VSegment;
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class VSelection;
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class VBooleanCmd : public VCommand
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{
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public:
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enum VBooleanType
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{
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intersect,
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shape_union,
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shape_xor,
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substract
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};
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VBooleanCmd( VDocument* doc, VBooleanType type = intersect );
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virtual ~VBooleanCmd();
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virtual void execute();
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virtual void unexecute();
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// We can only visit object pairs.
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virtual bool visit( VObject& /*object*/ )
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{
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return false;
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}
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// A pair visit() function.
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bool visit( VObject& object1, VObject& object2 );
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virtual void visitVSubpath( VSubpath& path );
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protected:
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typedef QValueList<double> VParamList;
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void recursiveSubdivision(
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const VSegment& segment1, double t0_1, double t1_1,
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const VSegment& segment2, double t0_2, double t1_2,
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VParamList& params1, VParamList& params2 );
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VSelection* m_selection;
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VBooleanType m_type;
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VSubpath* m_path1;
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VSubpath* m_path2;
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};
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#endif
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