OverlayWidget.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/canvas/OverlayWidget.h
22 
23  \brief This file has the OverlayWidget class.
24 */
25 
26 #ifndef __TERRALIB_QT_WIDGETS_CANVAS_INTERNAL_OVERLAYWIDGET_H
27 #define __TERRALIB_QT_WIDGETS_CANVAS_INTERNAL_OVERLAYWIDGET_H
28 
29 // TerraLib
30 #ifndef Q_MOC_RUN
31 #include "../../../maptools/AbstractLayer.h"
32 #endif
33 #include "../Config.h"
34 
35 // STL
36 #include <memory>
37 
38 // Qt
39 #include <QWidget>
40 
41 namespace Ui { class OverlayWidgetForm; }
42 
43 namespace te
44 {
45  namespace qt
46  {
47  namespace widgets
48  {
49  class MultiThreadMapDisplay;
50  class Pan;
51  class ZoomWheel;
52 
53  /*!
54  \class OverlayWidget
55 
56  \brief This class is used to define a component for viewing overlaid layers.
57  */
58  class TEQTWIDGETSEXPORT OverlayWidget : public QWidget
59  {
60  Q_OBJECT
61 
62  public:
63 
64  OverlayWidget(QWidget* parent = 0, Qt::WindowFlags f = 0);
65 
66  ~OverlayWidget();
67 
68  public:
69 
70  Ui::OverlayWidgetForm* getForm() const;
71 
72  void setList(std::list<te::map::AbstractLayerPtr>& layerList);
73 
74  protected slots:
75 
76  void onApplyToolButtonClicked();
77 
78  void onMapDisplayExtentChanged();
79 
80  void onOpacityChanged(int value);
81 
82  void onVSliderChanged(int value);
83 
84  void onHSliderChanged(int value);
85 
86  void onHideToolButtonClicked(bool flag);
87 
88  protected:
89 
90  void drawUpperLayer();
91 
92  void updateSliderBarSize();
93 
94  private:
95 
96  std::auto_ptr<Ui::OverlayWidgetForm> m_ui;
97 
101 
102  QPixmap* m_draft;
103  QPixmap* m_draftOriginal;
104  };
105 
106  } // end namespace widgets
107  } // end namespace qt
108 } // end namespace te
109 
110 #endif // __TERRALIB_QT_WIDGETS_CANVAS_INTERNAL_OVERLAYWIDGET_H
111 
This class implements a concrete tool to geographic pan operation.
Definition: Pan.h:49
URI C++ Library.
This class is used to define a component for viewing overlaid layers.
Definition: OverlayWidget.h:58
This event signals that the pan button toggled.
te::qt::widgets::Pan * m_panTool
Pan tool.
Definition: OverlayWidget.h:99
te::qt::widgets::ZoomWheel * m_zoomTool
Zoom tool.
te::qt::widgets::MultiThreadMapDisplay * m_mapDisplay
Definition: OverlayWidget.h:98
std::auto_ptr< Ui::OverlayWidgetForm > m_ui
Definition: OverlayWidget.h:96
This class implements a concrete tool to geographic zoom operation using the mouse wheel...
Definition: ZoomWheel.h:49
#define TEQTWIDGETSEXPORT
You can use this macro in order to export/import classes and functions from this module.
Definition: Config.h:63
A multi thread Qt4 widget to control the display of a set of layers.