/**************************************************************************** ** ** 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 SORTINGBOX_H #define SORTINGBOX_H #include "shapeitem.h" #include QT_BEGIN_NAMESPACE class QAction; class QPoint; class QToolButton; QT_END_NAMESPACE //! [0] class SortingBox : public QWidget { Q_OBJECT public: SortingBox(QWidget *parent = nullptr); ~SortingBox(); protected: bool event(QEvent *event) override; void resizeEvent(QResizeEvent *event) override; void paintEvent(QPaintEvent *event) override; void mousePressEvent(QMouseEvent *event) override; void mouseMoveEvent(QMouseEvent *event) override; void mouseReleaseEvent(QMouseEvent *event) override; private slots: void createNewCircle(); void createNewSquare(); void createNewTriangle(); //! [0] //! [1] private: int updateButtonGeometry(QToolButton *button, int x, int y); void createShapeItem(const QPainterPath &path, const QString &toolTip, const QPoint &pos, const QColor &color); qsizetype itemAt(const QPoint &pos); void moveItemTo(const QPoint &pos); QPoint initialItemPosition(const QPainterPath &path); QPoint randomItemPosition(); QColor initialItemColor(); QColor randomItemColor(); QToolButton *createToolButton(const QString &toolTip, const QIcon &icon, //! [1] const char *member); //! [2] QList shapeItems; QPainterPath circlePath; QPainterPath squarePath; QPainterPath trianglePath; QPoint previousPosition; ShapeItem *itemInMotion; QToolButton *newCircleButton; QToolButton *newSquareButton; QToolButton *newTriangleButton; }; //! [2] #endif