Engauge Digitizer 2
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CmdAddScale.h
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1/******************************************************************************************************
2 * (C) 2017 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_ADD_SCALE_H
8#define CMD_ADD_SCALE_H
9
10#include "CmdPointChangeBase.h"
11#include <QPointF>
12
13class QXmlStreamReader;
14
17{
18 public:
22 const QPointF &posScreen0,
23 const QPointF &posScreen1,
24 double scaleLength,
25 double ordinal0,
26 double ordinal1);
27
31 const QString &cmdDescription,
32 QXmlStreamReader &reader);
33
34 virtual ~CmdAddScale();
35
36 virtual void cmdRedo ();
37 virtual void cmdUndo ();
38 virtual void saveXml (QXmlStreamWriter &writer) const;
39
40private:
42
43 QPointF m_posScreen0;
44 QPointF m_posScreen1;
45 double m_scaleLength;
46 QString m_identifierAdded0; // First point that got added
47 QString m_identifierAdded1; // Second point that got added
48 double m_ordinal0;
49 double m_ordinal1;
50};
51
52#endif // CMD_ADD_SCALE_H
Document & document()
Return the Document that this command will modify during redo and undo.
MainWindow & mainWindow()
Return the MainWindow so it can be updated by this command as a last step.
virtual void cmdRedo()
Redo method that is called when QUndoStack is moved one command forward.
virtual ~CmdAddScale()
CmdAddScale(MainWindow &mainWindow, Document &document, const QPointF &posScreen0, const QPointF &posScreen1, double scaleLength, double ordinal0, double ordinal1)
Constructor for normal creation.
virtual void cmdUndo()
Undo method that is called when QUndoStack is moved one command backward.
virtual void saveXml(QXmlStreamWriter &writer) const
Save commands as xml for later uploading.
CmdPointChangeBase(MainWindow &mainWindow, Document &document, const QString &cmdDescription)
Single constructor.
Storage of one imported image and the data attached to that image.
Definition Document.h:44
Main window consisting of menu, graphics scene, status bar and optional toolbars as a Single Document...
Definition MainWindow.h:95