CharMapWidget.h
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1 /* Copyright (C) 2008 National Institute For Space Research (INPE) - Brazil.
2 
3  This file is part of the TerraLib - a Framework for building GIS enabled applications.
4 
5  TerraLib is free software: you can redistribute it and/or modify
6  it under the terms of the GNU Lesser General Public License as published by
7  the Free Software Foundation, either version 3 of the License,
8  or (at your option) any later version.
9 
10  TerraLib is distributed in the hope that it will be useful,
11  but WITHOUT ANY WARRANTY; without even the implied warranty of
12  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  GNU Lesser General Public License for more details.
14 
15  You should have received a copy of the GNU Lesser General Public License
16  along with TerraLib. See COPYING. If not, write to
17  TerraLib Team at <terralib-team@terralib.org>.
18  */
19 
20 /*!
21  \file terralib/qt/widgets/se/CharMapWidget.h
22 
23  \brief A widget used to show the set of characters of a specified font.
24 */
25 
26 #ifndef __TERRALIB_QT_WIDGETS_SE_INTERNAL_CHARMAPWIDGET_H
27 #define __TERRALIB_QT_WIDGETS_SE_INTERNAL_CHARMAPWIDGET_H
28 
29 // TerraLib
30 #include "../Config.h"
31 
32 // Qt
33 #include <QWidget>
34 
35 namespace te
36 {
37  namespace qt
38  {
39  namespace widgets
40  {
41  /*!
42  \class CharMapWidget
43 
44  \brief A widget used to show the set of characters of a specified font.
45  */
46  class TEQTWIDGETSEXPORT CharMapWidget : public QWidget
47  {
48  Q_OBJECT
49 
50  public:
51 
52  /** @name Initializer Methods
53  * Methods related to instantiation and destruction.
54  */
55  //@{
56 
57  /*! \brief Constructs the character map widget which is a child of parent, with widget flags set to f. */
58  CharMapWidget(QWidget* parent = 0, Qt::WindowFlags f = 0);
59 
60  /*! \brief Destructor. */
61  ~CharMapWidget();
62 
63  //@}
64 
65  public:
66 
67  QSize sizeHint() const;
68 
69  int getCurrentChar() const;
70 
71  public slots:
72 
73  void updateFont(const QFont& font);
74 
75  signals:
76 
77  void charSelected(const unsigned int& charCode);
78 
79  protected:
80 
81  void mouseMoveEvent(QMouseEvent* e);
82 
83  void mousePressEvent(QMouseEvent* e);
84 
85  void paintEvent(QPaintEvent* e);
86 
87  private:
88 
89  QFont m_font; //!< Current font.
90  unsigned int m_currentChar; //!< Current selected char.
91  int m_columns; //!< Character map number of column.
92  int m_squareSize; //!< Cell size of character map.
93  };
94 
95  } // end namespace widgets
96  } // end namespace qt
97 } // end namespace te
98 
99 #endif // __TERRALIB_QT_WIDGETS_SE_INTERNAL_CHARMAPWIDGET_H
A widget used to show the set of characters of a specified font.
Definition: CharMapWidget.h:46
QFont m_font
Current font.
Definition: CharMapWidget.h:89
int m_squareSize
Cell size of character map.
Definition: CharMapWidget.h:92
int m_columns
Character map number of column.
Definition: CharMapWidget.h:91
URI C++ Library.
unsigned int m_currentChar
Current selected char.
Definition: CharMapWidget.h:90
#define TEQTWIDGETSEXPORT
You can use this macro in order to export/import classes and functions from this module.
Definition: Config.h:63