/*===========================================================================*\ * * * OpenFlipper * * Copyright (c) 2001-2015, RWTH-Aachen University * * Department of Computer Graphics and Multimedia * * All rights reserved. * * www.openflipper.org * * * *---------------------------------------------------------------------------* * This file is part of OpenFlipper. * *---------------------------------------------------------------------------* * * * Redistribution and use in source and binary forms, with or without * * modification, are permitted provided that the following conditions * * are met: * * * * 1. Redistributions of source code must retain the above copyright notice, * * this list of conditions and the following disclaimer. * * * * 2. 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. * * * * 3. Neither the name of the copyright holder 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 HOLDER * * 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. * * * \*===========================================================================*/ #ifndef VSI_BUTTON_HH #define VSI_BUTTON_HH //== INCLUDES ================================================================= #include #include #include #include #include #include #include "text.hh" //== NAMESPACES =============================================================== namespace VSI { //== FORWARDDECLARATIONS ====================================================== class GraphicsScene; //== CLASS DEFINITION ========================================================= /** Widgets that represents a clickable button based on VSI::Text */ class Button : public Text { Q_OBJECT public: /// Constructor explicit Button (QGraphicsItem *_parent = 0); Button (const QString &_text, QGraphicsItem *_parent = 0); /// Destructor ~Button (); /// Bounding rectangle QRectF boundingRect () const; /// Sets the geometry void setGeometry (const QRectF &_rect); /// Button glow painting void paint (QPainter *_painter, const QStyleOptionGraphicsItem *_option, QWidget *_widget = 0); /// Sets the background brush void setBackgroundBrush (QBrush _brush); /// Sets the background pen void setBackgroundPen (QPen _pen); signals: /// emmited if the button gets pressed void pressed (); protected: // catch mouse hover events virtual void hoverEnterEvent (QGraphicsSceneHoverEvent *_event); virtual void hoverLeaveEvent (QGraphicsSceneHoverEvent *_event); // catch mouse press/release events virtual void mousePressEvent (QGraphicsSceneMouseEvent *_event); virtual void mouseReleaseEvent (QGraphicsSceneMouseEvent *_event); private: QBrush backgroundBrush_; QPen backgroundPen_; bool glow_; }; } #endif