interfaces.h

来自「奇趣公司比较新的qt/emd版本」· C头文件 代码 · 共 93 行

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/******************************************************************************** Copyright (C) 2005-2007 Trolltech ASA. All rights reserved.**** This file is part of the example classes of the Qt Toolkit.**** This file may be used under the terms of the GNU General Public** License version 2.0 as published by the Free Software Foundation** and appearing in the file LICENSE.GPL included in the packaging of** this file.  Please review the following information to ensure GNU** General Public Licensing requirements will be met:** http://trolltech.com/products/qt/licenses/licensing/opensource/**** If you are unsure which license is appropriate for your use, please** review the following information:** http://trolltech.com/products/qt/licenses/licensing/licensingoverview** or contact the sales department at sales@trolltech.com.**** In addition, as a special exception, Trolltech gives you certain** additional rights. These rights are described in the Trolltech GPL** Exception version 1.0, which can be found at** http://www.trolltech.com/products/qt/gplexception/ and in the file** GPL_EXCEPTION.txt in this package.**** In addition, as a special exception, Trolltech, as the sole copyright** holder for Qt Designer, grants users of the Qt/Eclipse Integration** plug-in the right for the Qt/Eclipse Integration to link to** functionality provided by Qt Designer and its related libraries.**** Trolltech reserves all rights not expressly granted herein.**** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.******************************************************************************/#ifndef INTERFACES_H#define INTERFACES_H#include <QtPlugin>class QImage;class QPainter;class QWidget;class QPainterPath;class QPoint;class QRect;class QString;class QStringList;class BrushInterface{public:    virtual ~BrushInterface() {}    virtual QStringList brushes() const = 0;    virtual QRect mousePress(const QString &brush, QPainter &painter,                             const QPoint &pos) = 0;    virtual QRect mouseMove(const QString &brush, QPainter &painter,                            const QPoint &oldPos, const QPoint &newPos) = 0;    virtual QRect mouseRelease(const QString &brush, QPainter &painter,                               const QPoint &pos) = 0;};class ShapeInterface{public:    virtual ~ShapeInterface() {}    virtual QStringList shapes() const = 0;    virtual QPainterPath generateShape(const QString &shape,                                       QWidget *parent) = 0;};class FilterInterface{public:    virtual ~FilterInterface() {}    virtual QStringList filters() const = 0;    virtual QImage filterImage(const QString &filter, const QImage &image,                               QWidget *parent) = 0;};Q_DECLARE_INTERFACE(BrushInterface,                    "com.trolltech.PlugAndPaint.BrushInterface/1.0")Q_DECLARE_INTERFACE(ShapeInterface,                    "com.trolltech.PlugAndPaint.ShapeInterface/1.0")Q_DECLARE_INTERFACE(FilterInterface,                    "com.trolltech.PlugAndPaint.FilterInterface/1.0")#endif

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