Engauge Digitizer 2
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CmdCut.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
7#include "CmdCut.h"
8#include "DataKey.h"
9#include "Document.h"
10#include "DocumentSerialize.h"
11#include "EngaugeAssert.h"
12#include "ExportToClipboard.h"
13#include "GraphicsItemType.h"
14#include "GraphicsView.h"
15#include "Logger.h"
16#include "MainWindow.h"
17#include "MimePointsExport.h"
18#include <QApplication>
19#include <QClipboard>
20#include <QTextStream>
21#include "QtToString.h"
22#include <QXmlStreamReader>
23#include "Xml.h"
24
25const QString CMD_DESCRIPTION ("Cut");
26
29 const QStringList &selectedPointIdentifiers) :
33 m_transformIsDefined (mainWindow.transformIsDefined())
34{
35 LOG4CPP_INFO_S ((*mainCat)) << "CmdCut::CmdCut"
36 << " selected=" << selectedPointIdentifiers.count ();
37
38 // Export to clipboard
39 ExportToClipboard exportStrategy;
40 QTextStream strCsv (&m_csv), strHtml (&m_html);
41 exportStrategy.exportToClipboard (selectedPointIdentifiers,
42 mainWindow.transformation(),
43 strCsv,
44 strHtml,
45 document.curveAxes(),
46 document.curvesGraphs(),
47 m_curvesGraphsRemoved);
48}
49
52 const QString &cmdDescription,
53 QXmlStreamReader &reader) :
56 cmdDescription)
57{
58 LOG4CPP_INFO_S ((*mainCat)) << "CmdCut::CmdCut";
59
60 QXmlStreamAttributes attributes = reader.attributes();
61
62 QStringList requiredAttributesLeaf;
63 requiredAttributesLeaf << DOCUMENT_SERIALIZE_TRANSFORM_DEFINED
66 leafAndBaseAttributes (attributes,
67 requiredAttributesLeaf,
68 reader);
69
70 // Boolean values
71 QString defined = attributes.value(DOCUMENT_SERIALIZE_TRANSFORM_DEFINED).toString();
72
73 m_transformIsDefined = (defined == DOCUMENT_SERIALIZE_BOOL_TRUE);
74 m_csv = attributes.value(DOCUMENT_SERIALIZE_CSV).toString();
75 m_html = attributes.value(DOCUMENT_SERIALIZE_HTML).toString();
76 m_curvesGraphsRemoved.loadXml(reader);
77}
78
80{
81}
82
84{
85 LOG4CPP_INFO_S ((*mainCat)) << "CmdCut::cmdRedo";
86
87 MimePointsExport *mimePointsExport;
88 if (m_transformIsDefined) {
89 mimePointsExport = new MimePointsExport (m_csv,
90 m_html);
91 } else {
92 mimePointsExport = new MimePointsExport (m_csv);
93 }
94
95 QClipboard *clipboard = QApplication::clipboard();
96 clipboard->setMimeData (mimePointsExport, QClipboard::Clipboard);
97
98 restoreState ();
101 document().removePointsInCurvesGraphs (m_curvesGraphsRemoved);
102
103 document().updatePointOrdinals (mainWindow().transformation());
106}
107
118
119void CmdCut::saveXml (QXmlStreamWriter &writer) const
120{
121 writer.writeStartElement(DOCUMENT_SERIALIZE_CMD);
123 writer.writeAttribute(DOCUMENT_SERIALIZE_CMD_DESCRIPTION, QUndoCommand::text ());
124 writer.writeAttribute(DOCUMENT_SERIALIZE_TRANSFORM_DEFINED,
126 writer.writeAttribute(DOCUMENT_SERIALIZE_CSV, m_csv);
127 writer.writeAttribute(DOCUMENT_SERIALIZE_HTML, m_html);
128 m_curvesGraphsRemoved.saveXml(writer);
129 baseAttributes (writer);
130 writer.writeEndElement();
131}
const QString CMD_DESCRIPTION("Add axis point")
const QString CMD_DESCRIPTION("Cut")
const QString DOCUMENT_SERIALIZE_TRANSFORM_DEFINED
const QString DOCUMENT_SERIALIZE_CMD
const QString DOCUMENT_SERIALIZE_CMD_TYPE
const QString DOCUMENT_SERIALIZE_CMD_CUT
const QString DOCUMENT_SERIALIZE_CMD_DESCRIPTION
const QString DOCUMENT_SERIALIZE_HTML
const QString DOCUMENT_SERIALIZE_CSV
const QString DOCUMENT_SERIALIZE_BOOL_TRUE
const QString DOCUMENT_SERIALIZE_BOOL_FALSE
log4cpp::Category * mainCat
Definition Logger.cpp:14
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 leafAndBaseAttributes(const QXmlStreamAttributes &attributes, const QStringList &requiredAttributesLeaf, QXmlStreamReader &reader)
Before reading leaf class attributes, check all required attributes from leaf and this base class are...
void baseAttributes(QXmlStreamWriter &writer) const
After writing leaf class attributes, this writes the base class atributes.
virtual void cmdRedo()
Redo method that is called when QUndoStack is moved one command forward.
Definition CmdCut.cpp:83
virtual ~CmdCut()
Definition CmdCut.cpp:79
CmdCut(MainWindow &mainWindow, Document &document, const QStringList &selectedPointIdentifiers)
Constructor for normal creation.
Definition CmdCut.cpp:27
virtual void cmdUndo()
Undo method that is called when QUndoStack is moved one command backward.
Definition CmdCut.cpp:108
virtual void saveXml(QXmlStreamWriter &writer) const
Save commands as xml for later uploading.
Definition CmdCut.cpp:119
void saveDocumentState(const Document &document)
Save the document state for restoration by restoreDocumentState.
void restoreDocumentState(Document &document) const
Restore the document previously saved by saveDocumentState.
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
void updatePointOrdinals(const Transformation &transformation)
Update point ordinals after point addition/removal or dragging.
void removePointsInCurvesGraphs(CurvesGraphs &curvesGraphs)
Remove all points identified in the specified CurvesGraphs. See also addPointsInCurvesGraphs.
Definition Document.cpp:903
Strategy class for exporting to the clipboard. This strategy is external to the Document class so tha...
void exportToClipboard(const QStringList &selected, const Transformation &transformation, QTextStream &strCsv, QTextStream &strHtml, const Curve &curveAxis, const CurvesGraphs &curvesGraphsAll, CurvesGraphs &curvesGraphsSelected) const
Export, curve-by-curve, raw data points to a string that will be copied to the clipboard.
Main window consisting of menu, graphics scene, status bar and optional toolbars as a Single Document...
Definition MainWindow.h:95
void updateAfterCommand()
See GraphicsScene::updateAfterCommand.
Custom mime type for separate treatment of graph coordinates and, when there is no transform,...
#define LOG4CPP_INFO_S(logger)
Definition convenience.h:18