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Diffstat (limited to 'examples/widgets/tools/plugandpaint/app/interfaces.h')
-rw-r--r-- | examples/widgets/tools/plugandpaint/app/interfaces.h | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/examples/widgets/tools/plugandpaint/app/interfaces.h b/examples/widgets/tools/plugandpaint/app/interfaces.h new file mode 100644 index 0000000000..53f447ce87 --- /dev/null +++ b/examples/widgets/tools/plugandpaint/app/interfaces.h @@ -0,0 +1,124 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** BSD License Usage +** Alternatively, 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 The Qt Company Ltd 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> + +QT_BEGIN_NAMESPACE +class QImage; +class QPainter; +class QWidget; +class QPainterPath; +class QPoint; +class QRect; +class QString; +class QStringList; +QT_END_NAMESPACE + +//! [0] +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; +}; +//! [0] + +//! [1] +class ShapeInterface +{ +public: + virtual ~ShapeInterface() {} + + virtual QStringList shapes() const = 0; + virtual QPainterPath generateShape(const QString &shape, + QWidget *parent) = 0; +}; +//! [1] + +//! [2] +class FilterInterface +{ +public: + virtual ~FilterInterface() {} + + virtual QStringList filters() const = 0; + virtual QImage filterImage(const QString &filter, const QImage &image, + QWidget *parent) = 0; +}; +//! [2] + +QT_BEGIN_NAMESPACE +//! [3] //! [4] +#define BrushInterface_iid "org.qt-project.Qt.Examples.PlugAndPaint.BrushInterface" + +Q_DECLARE_INTERFACE(BrushInterface, BrushInterface_iid) +//! [3] + +#define ShapeInterface_iid "org.qt-project.Qt.Examples.PlugAndPaint.ShapeInterface" + +Q_DECLARE_INTERFACE(ShapeInterface, ShapeInterface_iid) +//! [5] +#define FilterInterface_iid "org.qt-project.Qt.Examples.PlugAndPaint.FilterInterface" + +Q_DECLARE_INTERFACE(FilterInterface, FilterInterface_iid) +//! [4] //! [5] +QT_END_NAMESPACE + +#endif |