Developer Documentation

button.hh
1 /*===========================================================================*\
2 * *
3 * OpenFlipper *
4 * Copyright (c) 2001-2015, RWTH-Aachen University *
5 * Department of Computer Graphics and Multimedia *
6 * All rights reserved. *
7 * www.openflipper.org *
8 * *
9 *---------------------------------------------------------------------------*
10 * This file is part of OpenFlipper. *
11 *---------------------------------------------------------------------------*
12 * *
13 * Redistribution and use in source and binary forms, with or without *
14 * modification, are permitted provided that the following conditions *
15 * are met: *
16 * *
17 * 1. Redistributions of source code must retain the above copyright notice, *
18 * this list of conditions and the following disclaimer. *
19 * *
20 * 2. Redistributions in binary form must reproduce the above copyright *
21 * notice, this list of conditions and the following disclaimer in the *
22 * documentation and/or other materials provided with the distribution. *
23 * *
24 * 3. Neither the name of the copyright holder nor the names of its *
25 * contributors may be used to endorse or promote products derived from *
26 * this software without specific prior written permission. *
27 * *
28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *
29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
30 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
31 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
32 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, *
33 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, *
34 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR *
35 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
36 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING *
37 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS *
38 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
39 * *
40 \*===========================================================================*/
41
42
43
44 #ifndef VSI_BUTTON_HH
45 #define VSI_BUTTON_HH
46
47 //== INCLUDES =================================================================
48 #include <QGraphicsItem>
49 #include <QGraphicsLayoutItem>
50 #include <QString>
51 #include <QTimer>
52 #include <QPen>
53 #include <QBrush>
54
55 #include "text.hh"
56
57 //== NAMESPACES ===============================================================
58 namespace VSI {
59
60 //== FORWARDDECLARATIONS ======================================================
61 class GraphicsScene;
62
63 //== CLASS DEFINITION =========================================================
64
67 class Button : public Text
68 {
69 Q_OBJECT
70
71 public:
72
74 explicit Button (QGraphicsItem *_parent = 0);
75 Button (const QString &_text, QGraphicsItem *_parent = 0);
76
78 ~Button ();
79
81 QRectF boundingRect () const override;
82
84 void setGeometry (const QRectF &_rect) override;
85
87 void paint (QPainter *_painter, const QStyleOptionGraphicsItem *_option, QWidget *_widget = 0) override;
88
90 void setBackgroundBrush (QBrush _brush) override;
91
93 void setBackgroundPen (QPen _pen) override;
94
95 signals:
97 void pressed ();
98
99 protected:
100
101 // catch mouse hover events
102 virtual void hoverEnterEvent (QGraphicsSceneHoverEvent *_event) override;
103 virtual void hoverLeaveEvent (QGraphicsSceneHoverEvent *_event) override;
104
105 // catch mouse press/release events
106 virtual void mousePressEvent (QGraphicsSceneMouseEvent *_event) override;
107 virtual void mouseReleaseEvent (QGraphicsSceneMouseEvent *_event) override;
108
109 private:
110 QBrush backgroundBrush_;
111 QPen backgroundPen_;
112
113 bool glow_;
114
115 };
116
117 }
118
119 #endif
VSI::Button
Definition: button.hh:67
VSI::Button::paint
void paint(QPainter *_painter, const QStyleOptionGraphicsItem *_option, QWidget *_widget=0) override
Button glow painting.
Definition: button.cc:161
VSI::Button::Button
Button(QGraphicsItem *_parent=0)
Constructor.
Definition: button.cc:67
VSI::Button::pressed
void pressed()
emmited if the button gets pressed
VSI::Button::~Button
~Button()
Destructor.
Definition: button.cc:89
VSI::Button::setBackgroundPen
void setBackgroundPen(QPen _pen) override
Sets the background pen.
Definition: button.cc:152
VSI::Button::boundingRect
QRectF boundingRect() const override
Bounding rectangle.
Definition: button.cc:193
VSI::Button::setBackgroundBrush
void setBackgroundBrush(QBrush _brush) override
Sets the background brush.
Definition: button.cc:143
VSI
Definition: baseWidget.cc:72
VSI::Button::setGeometry
void setGeometry(const QRectF &_rect) override
Sets the geometry.
Definition: button.cc:206
VSI::Text
Definition: text.hh:67