Engauge Digitizer  2
CmdSelectCoordSystem.h
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1 /******************************************************************************************************
2  * (C) 2014 markummitchell@github.com. This file is part of Engauge Digitizer, which is released *
3  * under GNU General Public License version 2 (GPLv2) or (at your option) any later version. See file *
4  * LICENSE or go to gnu.org/licenses for details. Distribution requires prior written permission. *
5  ******************************************************************************************************/
6 
7 #ifndef CMD_SELECT_COORD_SYSTEM_H
8 #define CMD_SELECT_COORD_SYSTEM_H
9 
10 #include "CmdAbstract.h"
11 #include "CoordSystemIndex.h"
12 
13 class QXmlStreamReader;
14 
16 class CmdSelectCoordSystem : public CmdAbstract
17 {
18 public:
22  CoordSystemIndex coordSystem);
23 
27  const QString &cmdDescription,
28  QXmlStreamReader &reader);
29 
30  virtual ~CmdSelectCoordSystem();
31 
32  virtual void cmdRedo ();
33  virtual void cmdUndo ();
34  virtual void saveXml (QXmlStreamWriter &writer) const;
35 
36 private:
38 
39  CoordSystemIndex m_coordSystemIndexBefore;
40  CoordSystemIndex m_coordSystemIndexAfter;
41 };
42 
43 #endif // CMD_SELECT_COORD_SYSTEM_H
CmdAbstract::document
Document & document()
Return the Document that this command will modify during redo and undo.
Definition: CmdAbstract.cpp:35
Document
Storage of one imported image and the data attached to that image.
Definition: Document.h:40
CoordSystemIndex
unsigned int CoordSystemIndex
Zero-based index for identifying CoordSystem instantiations.
Definition: CoordSystemIndex.h:10
CmdSelectCoordSystem
Command for changing the currently selected CoordSystem.
Definition: CmdSelectCoordSystem.h:15
CmdAbstract.h
MainWindow
Main window consisting of menu, graphics scene, status bar and optional toolbars as a Single Document...
Definition: MainWindow.h:90
CmdSelectCoordSystem::cmdUndo
virtual void cmdUndo()
Undo method that is called when QUndoStack is moved one command backward.
Definition: CmdSelectCoordSystem.cpp:58
CmdSelectCoordSystem::~CmdSelectCoordSystem
virtual ~CmdSelectCoordSystem()
Definition: CmdSelectCoordSystem.cpp:44
CmdSelectCoordSystem::cmdRedo
virtual void cmdRedo()
Redo method that is called when QUndoStack is moved one command forward.
Definition: CmdSelectCoordSystem.cpp:48
CmdSelectCoordSystem::saveXml
virtual void saveXml(QXmlStreamWriter &writer) const
Save commands as xml for later uploading.
Definition: CmdSelectCoordSystem.cpp:68
CoordSystemIndex.h
CmdAbstract::mainWindow
MainWindow & mainWindow()
Return the MainWindow so it can be updated by this command as a last step.
Definition: CmdAbstract.cpp:45
CmdAbstract
Wrapper around QUndoCommand. This simplifies the more complicated feature set of QUndoCommand.
Definition: CmdAbstract.h:18