BiblioteQ
biblioteq_animated_tool_button.h
1 /*
2 ** Copyright (c) 2006 - present, Alexis Megas.
3 ** All rights reserved.
4 **
5 ** Redistribution and use in source and binary forms, with or without
6 ** modification, are permitted provided that the following conditions
7 ** are met:
8 ** 1. Redistributions of source code must retain the above copyright
9 ** notice, this list of conditions and the following disclaimer.
10 ** 2. Redistributions in binary form must reproduce the above copyright
11 ** notice, this list of conditions and the following disclaimer in the
12 ** documentation and/or other materials provided with the distribution.
13 ** 3. The name of the author may not be used to endorse or promote products
14 ** derived from BiblioteQ without specific prior written permission.
15 **
16 ** BIBLIOTEQ IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 ** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 ** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 ** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 ** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 ** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 ** BIBLIOTEQ, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27 
28 #ifndef _BIBLIOTEQ_ANIMATED_TOOL_BUTTON_H_
29 #define _BIBLIOTEQ_ANIMATED_TOOL_BUTTON_H_
30 
31 #include <QPropertyAnimation>
32 #include <QToolButton>
33 
34 class biblioteq_animated_tool_button: public QToolButton
35 {
36  Q_OBJECT
37  Q_PROPERTY(QColor color READ color WRITE setColor)
38 
39  public:
40  biblioteq_animated_tool_button(QWidget *parent):QToolButton(parent)
41  {
42  m_animator.setPropertyName("color");
43  m_animator.setTargetObject(this);
44  m_negativeColor = QColor(255, 36, 0); // A sprite of green.
45  m_originalColor = palette().color(QPalette::Window);
46  m_positiveColor = QColor(0, 177, 64); // A sprite of red.
47  }
48 
50  {
51  }
52 
53  QColor color(void) const
54  {
55  return QColor(Qt::blue); // A guess.
56  }
57 
58  void animate(const int milliseconds)
59  {
60  animatePositively(milliseconds);
61  }
62 
63  void animateNegatively(const int milliseconds)
64  {
65  animation(m_negativeColor, milliseconds);
66  }
67 
68  void animatePositively(const int milliseconds)
69  {
70  animation(m_positiveColor, milliseconds);
71  }
72 
73  private:
74  QColor m_negativeColor;
75  QColor m_originalColor;
76  QColor m_positiveColor;
77  QPropertyAnimation m_animator;
78 
79  void animation(const QColor &color, const int milliseconds)
80  {
81  if(milliseconds <= 0)
82  {
83  m_animator.stop();
84  return;
85  }
86 
87  m_animator.stop();
88  m_animator.setDuration(milliseconds);
89  m_animator.setEasingCurve(QEasingCurve::OutCubic);
90  m_animator.setEndValue(m_originalColor);
91  m_animator.setLoopCount(1);
92  m_animator.setStartValue(color);
93  m_animator.start();
94  }
95 
96  void setColor(const QColor &color)
97  {
98  setStyleSheet
99  (QString("background-color: rgb(%1, %2, %3); "
100  "border: none; "
101  "padding: 5px;").
102  arg(color.red()).arg(color.green()).arg(color.blue()));
103  }
104 };
105 
106 #endif
Definition: biblioteq_animated_tool_button.h:35