interfaces.h Example Filetools/plugandpaint/interfaces.h/**************************************************************************** ** ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/ ** ** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** You may use this file under the terms of the BSD license as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor ** the names of its contributors may be used to endorse or promote ** products derived from this software without specific prior written ** permission. ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #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; }; #define BrushInterface_iid "org.qt-project.Qt.Examples.PlugAndPaint.BrushInterface" Q_DECLARE_INTERFACE(BrushInterface, BrushInterface_iid) #define ShapeInterface_iid "org.qt-project.Qt.Examples.PlugAndPaint.ShapeInterface" Q_DECLARE_INTERFACE(ShapeInterface, ShapeInterface_iid) #define FilterInterface_iid "org.qt-project.Qt.Examples.PlugAndPaint.FilterInterface" Q_DECLARE_INTERFACE(FilterInterface, FilterInterface_iid) #endif |