Engauge Digitizer 2
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CmdSettingsDigitizeCurve.cpp
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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
8#include "Document.h"
9#include "DocumentSerialize.h"
10#include "Logger.h"
11#include "MainWindow.h"
12#include <QXmlStreamReader>
13#include "Xml.h"
14
15const QString CMD_DESCRIPTION ("Digitize Curve settings");
16
19 const DocumentModelDigitizeCurve &modelDigitizeCurveBefore,
20 const DocumentModelDigitizeCurve &modelDigitizeCurveAfter) :
24 m_modelDigitizeCurveBefore (modelDigitizeCurveBefore),
25 m_modelDigitizeCurveAfter (modelDigitizeCurveAfter)
26{
27 LOG4CPP_INFO_S ((*mainCat)) << "CmdSettingsDigitizeCurve::CmdSettingsDigitizeCurve";
28}
29
32 const QString &cmdDescription,
33 QXmlStreamReader &reader) :
36 cmdDescription)
37{
38 LOG4CPP_INFO_S ((*mainCat)) << "CmdSettingsDigitizeCurve::CmdSettingsDigitizeCurve";
39
40 bool success = true;
41
42 // Read until end of this subtree
43 bool isBefore = true;
44 while ((reader.tokenType() != QXmlStreamReader::EndElement) ||
45 (reader.name() != DOCUMENT_SERIALIZE_CMD)){
46 loadNextFromReader(reader);
47 if (reader.atEnd()) {
48 xmlExitWithError (reader,
49 QString ("%1 %2")
50 .arg (QObject::tr ("Reached end of file before finding end element for"))
52 success = false;
53 break;
54 }
55
56 if ((reader.tokenType() == QXmlStreamReader::StartElement) &&
57 (reader.name() == DOCUMENT_SERIALIZE_DIGITIZE_CURVE)) {
58
59 if (isBefore) {
60
61 m_modelDigitizeCurveBefore.loadXml (reader);
62 isBefore = false;
63
64 } else {
65
66 m_modelDigitizeCurveAfter.loadXml (reader);
67
68 }
69 }
70 }
71
72 if (!success) {
73 reader.raiseError ("Cannot read digitize curve settings");
74 }
75}
76
80
91
102
103void CmdSettingsDigitizeCurve::saveXml (QXmlStreamWriter &writer) const
104{
105 writer.writeStartElement(DOCUMENT_SERIALIZE_CMD);
107 writer.writeAttribute(DOCUMENT_SERIALIZE_CMD_DESCRIPTION, QUndoCommand::text ());
108 baseAttributes (writer);
109 m_modelDigitizeCurveBefore.saveXml (writer);
110 m_modelDigitizeCurveAfter.saveXml(writer);
111 writer.writeEndElement();
112}
const QString CMD_DESCRIPTION("Add axis point")
const QString CMD_DESCRIPTION("Digitize Curve settings")
const QString DOCUMENT_SERIALIZE_CMD
const QString DOCUMENT_SERIALIZE_CMD_TYPE
const QString DOCUMENT_SERIALIZE_CMD_SETTINGS_DIGITIZE_CURVE
const QString DOCUMENT_SERIALIZE_CMD_DESCRIPTION
const QString DOCUMENT_SERIALIZE_DIGITIZE_CURVE
log4cpp::Category * mainCat
Definition Logger.cpp:14
QXmlStreamReader::TokenType loadNextFromReader(QXmlStreamReader &reader)
Load next token from xml reader.
Definition Xml.cpp:14
void xmlExitWithError(QXmlStreamReader &reader, const QString &message)
Show specified message for an error while reading xml, then quit.
Definition Xml.cpp:25
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.
void saveOrCheckPostCommandDocumentStateHash(const Document &document)
Save, when called the first time, a hash value representing the state of the Document.
void restoreState()
Before any other operations associated with a Cmd class are performed, this method is called to resto...
void saveOrCheckPreCommandDocumentStateHash(const Document &document)
Save, when called the first time, a hash value representing the state of the Document.
void baseAttributes(QXmlStreamWriter &writer) const
After writing leaf class attributes, this writes the base class atributes.
CmdAbstract(MainWindow &mainWindow, Document &document, const QString &cmdDescription)
Single constructor.
virtual void saveXml(QXmlStreamWriter &writer) const
Save commands as xml for later uploading.
CmdSettingsDigitizeCurve(MainWindow &mainWindow, Document &document, const DocumentModelDigitizeCurve &modelDigitizeCurveBefore, const DocumentModelDigitizeCurve &modelDigitizeCurveAfter)
Constructor for normal creation.
virtual void cmdUndo()
Undo method that is called when QUndoStack is moved one command backward.
virtual void cmdRedo()
Redo method that is called when QUndoStack is moved one command forward.
Model for DlgSettingsDigitizeCurve and CmdSettingsDigitizeCurve.
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
void updateSettingsDigitizeCurve(const DocumentModelDigitizeCurve &modelDigitizeCurve)
Update with new curve digitization styles.
void updateAfterCommand()
See GraphicsScene::updateAfterCommand.
#define LOG4CPP_INFO_S(logger)
Definition convenience.h:18