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98 lines
3.1 KiB
98 lines
3.1 KiB
// -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 4; -*-
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/* This file is part of the KDE project
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Copyright (C) 1998, 1999 Reginald Stadlbauer <reggie@kde.org>
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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 kpgradient_h
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#define kpgradient_h
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#include <qcolor.h>
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#include <KoBrush.h>
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#include <kpixmap.h>
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#include "global.h"
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class QPainter;
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class KoTextZoomHandler;
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/**
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* Class: KPrGradient
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*
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* Encapsulates all gradient related functionality, to share it between
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* KPr2DObject and KPrBackGround.
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* KPrGradient stores the gradient parameters, and generate the gradient
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* on demand, in @ref pixmap().
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*/
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class KPrGradient
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{
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public:
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KPrGradient( const QColor &_color1, const QColor &_color2, BCType _bcType,
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bool _unbalanced, int _xfactor, int _yfactor );
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~KPrGradient() {}
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QColor getColor1() const { return color1; }
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QColor getColor2() const { return color2; }
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BCType getBackColorType() const { return bcType; }
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bool getUnbalanced() const { return unbalanced; }
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int getXFactor() const { return xFactor; }
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int getYFactor() const { return yFactor; }
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void setColor1( const QColor &_color ) { color1 = _color; m_bDirty = true; }
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void setColor2( const QColor &_color ) { color2 = _color; m_bDirty = true; }
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void setBackColorType( BCType _type ) { bcType = _type; m_bDirty = true; }
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void setUnbalanced( bool b ) { unbalanced = b; m_bDirty = true; }
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void setXFactor( int i ) { xFactor = i; m_bDirty = true; }
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void setYFactor( int i ) { yFactor = i; m_bDirty = true; }
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void setSize( const QSize& _size )
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{
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if ( size() != _size ) {
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m_pixmap.resize( _size );
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m_bDirty = true;
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}
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}
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// Sets all of the above at once. Used when loading.
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void setParameters(const QColor &c1, const QColor &c2, BCType _type,
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bool _unbalanced, int xf, int yf);
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/** Return the pixmap containing the gradient.
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* Calculated on demand if necessary (if m_bDirty is true).
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*/
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const QPixmap& pixmap() const;
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QSize size() const { return m_pixmap.size(); }
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void addRef();
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bool removeRef();
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protected:
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/** Create the pixmap containing the gradient */
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void paint();
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KPrGradient() {}
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QColor color1, color2;
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BCType bcType;
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KPixmap m_pixmap;
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int refCount;
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int xFactor, yFactor;
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bool unbalanced;
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bool m_bDirty;
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};
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#endif
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