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0001 /* This file is part of the KDE project 0002 * Copyright (C) 2008 Jan Hambrecht <jaham@gmx.net> 0003 * Copyright (C) 2010 Thomas Zander <zander@kde.org> 0004 * 0005 * This library is free software; you can redistribute it and/or 0006 * modify it under the terms of the GNU Library General Public 0007 * License as published by the Free Software Foundation; either 0008 * version 2 of the License, or (at your option) any later version. 0009 * 0010 * This library is distributed in the hope that it will be useful, 0011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 0012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 0013 * Library General Public License for more details. 0014 * 0015 * You should have received a copy of the GNU Library General Public License 0016 * along with this library; see the file COPYING.LIB. If not, write to 0017 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 0018 * Boston, MA 02110-1301, USA. 0019 */ 0020 0021 #ifndef KOSHAPESHADOW_H 0022 #define KOSHAPESHADOW_H 0023 0024 #include "flake_export.h" 0025 0026 #include <QtGlobal> 0027 0028 class KoShape; 0029 class KoGenStyle; 0030 class KoShapeSavingContext; 0031 class QPainter; 0032 class QPointF; 0033 class QColor; 0034 class KoViewConverter; 0035 struct KoInsets; 0036 0037 class FLAKE_EXPORT KoShapeShadow 0038 { 0039 public: 0040 KoShapeShadow(); 0041 ~KoShapeShadow(); 0042 0043 KoShapeShadow(const KoShapeShadow &rhs); 0044 KoShapeShadow& operator=(const KoShapeShadow &rhs); 0045 0046 /** 0047 * Fills the style object 0048 * @param style object 0049 * @param context used for saving 0050 */ 0051 void fillStyle(KoGenStyle &style, KoShapeSavingContext &context); 0052 0053 /** 0054 * Paints the shadow of the shape. 0055 * @param shape the shape to paint around 0056 * @param painter the painter to paint shadows to canvas 0057 * @param converter to convert between internal and view coordinates. 0058 */ 0059 void paint(KoShape *shape, QPainter &painter, const KoViewConverter &converter); 0060 0061 /** 0062 * Sets the shadow offset from the topleft corner of the shape 0063 * @param offset the shadow offset 0064 */ 0065 void setOffset(const QPointF &offset); 0066 0067 /// Returns the shadow offset 0068 QPointF offset() const; 0069 0070 /** 0071 * Sets the shadow color, including the shadow opacity. 0072 * @param color the shadow color and opacity 0073 */ 0074 void setColor(const QColor &color); 0075 0076 /// Returns the shadow color including opacity 0077 QColor color() const; 0078 0079 /** 0080 * Sets the shadow blur radius of the shape 0081 * @param blur the shadow blur radius 0082 */ 0083 void setBlur(qreal blur); 0084 0085 /// Returns the shadow blur radius 0086 qreal blur() const; 0087 0088 /// Sets the shadow visibility 0089 void setVisible(bool visible); 0090 0091 /// Returns if shadow is visible 0092 bool isVisible() const; 0093 0094 /// Fills the insets object with the space the shadow takes around a shape 0095 void insets(KoInsets &insets) const; 0096 0097 /** 0098 * Increments the use-value. 0099 * Returns true if the new value is non-zero, false otherwise. 0100 */ 0101 bool ref(); 0102 /** 0103 * Decrements the use-value. 0104 * Returns true if the new value is non-zero, false otherwise. 0105 */ 0106 bool deref(); 0107 /// Return the usage count 0108 int useCount() const; 0109 0110 private: 0111 class Private; 0112 Private * const d; 0113 }; 0114 0115 #endif // KOSHAPESHADOW_H