Engauge Digitizer 2
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CmdEditPointAxis.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 "CmdEditPointAxis.h"
8#include "Document.h"
9#include "DocumentSerialize.h"
10#include "EngaugeAssert.h"
11#include "Logger.h"
12#include "MainWindow.h"
13#include <QTextStream>
14#include "QtToString.h"
15#include <QXmlStreamReader>
16#include "Xml.h"
17
18const QString CMD_DESCRIPTION ("Edit axis point");
19
21 Document &document,
22 const QString &pointIdentifier,
23 const QPointF &posGraphBefore,
24 const QPointF &posGraphAfter,
25 bool isXOnly) :
26 CmdPointChangeBase (mainWindow,
27 document,
29 m_pointIdentifier (pointIdentifier),
30 m_posGraphBefore (posGraphBefore),
31 m_posGraphAfter (posGraphAfter),
32 m_isXOnly (isXOnly)
33{
34 LOG4CPP_INFO_S ((*mainCat)) << "CmdEditPointAxis::CmdEditPointAxis point="
35 << pointIdentifier.toLatin1 ().data ()
36 << " posGraphBefore=" << QPointFToString (posGraphBefore).toLatin1 ().data ()
37 << " posGraphAfter=" << QPointFToString (posGraphAfter).toLatin1 ().data ();
38}
39
41 Document &document,
42 const QString &cmdDescription,
43 QXmlStreamReader &reader) :
44 CmdPointChangeBase (mainWindow,
45 document,
46 cmdDescription)
47{
48 LOG4CPP_INFO_S ((*mainCat)) << "CmdEditPointAxis::CmdEditPointAxis";
49
50 QXmlStreamAttributes attributes = reader.attributes();
51
52 if (!attributes.hasAttribute(DOCUMENT_SERIALIZE_GRAPH_X_BEFORE) ||
53 !attributes.hasAttribute(DOCUMENT_SERIALIZE_GRAPH_Y_BEFORE) ||
54 !attributes.hasAttribute(DOCUMENT_SERIALIZE_GRAPH_X_AFTER) ||
55 !attributes.hasAttribute(DOCUMENT_SERIALIZE_GRAPH_Y_AFTER) ||
56 !attributes.hasAttribute(DOCUMENT_SERIALIZE_IDENTIFIER) ||
57 !attributes.hasAttribute(DOCUMENT_SERIALIZE_POINT_IS_X_ONLY)) {
58 xmlExitWithError (reader,
59 QString ("%1 %2, %3, %4, %5, %6 %7 %8")
60 .arg (QObject::tr ("Missing attribute(s)"))
66 .arg (QObject::tr ("and/or"))
68 }
69
70 // Boolean values
71 QString isXOnlyValue = attributes.value(DOCUMENT_SERIALIZE_POINT_IS_X_ONLY).toString();
72
73 m_posGraphBefore.setX(attributes.value(DOCUMENT_SERIALIZE_GRAPH_X_BEFORE).toDouble());
74 m_posGraphBefore.setY(attributes.value(DOCUMENT_SERIALIZE_GRAPH_Y_BEFORE).toDouble());
75 m_posGraphAfter.setX(attributes.value(DOCUMENT_SERIALIZE_GRAPH_X_AFTER).toDouble());
76 m_posGraphAfter.setY(attributes.value(DOCUMENT_SERIALIZE_GRAPH_Y_AFTER).toDouble());
77 m_pointIdentifier = attributes.value(DOCUMENT_SERIALIZE_IDENTIFIER).toString();
78 m_isXOnly = (isXOnlyValue == DOCUMENT_SERIALIZE_BOOL_TRUE);
79}
80
84
86{
87 LOG4CPP_INFO_S ((*mainCat)) << "CmdEditPointAxis::cmdRedo";
88
91 document().editPointAxis (m_posGraphAfter,
92 m_pointIdentifier);
93 document().updatePointOrdinals (mainWindow().transformation());
96}
97
107
108void CmdEditPointAxis::saveXml (QXmlStreamWriter &writer) const
109{
110 writer.writeStartElement(DOCUMENT_SERIALIZE_CMD);
112 writer.writeAttribute(DOCUMENT_SERIALIZE_CMD_DESCRIPTION, QUndoCommand::text ());
113 writer.writeAttribute(DOCUMENT_SERIALIZE_IDENTIFIER, m_pointIdentifier);
114 writer.writeAttribute(DOCUMENT_SERIALIZE_GRAPH_X_BEFORE, QString::number (m_posGraphBefore.x()));
115 writer.writeAttribute(DOCUMENT_SERIALIZE_GRAPH_Y_BEFORE, QString::number (m_posGraphBefore.y()));
116 writer.writeAttribute(DOCUMENT_SERIALIZE_GRAPH_X_AFTER, QString::number (m_posGraphAfter.x()));
117 writer.writeAttribute(DOCUMENT_SERIALIZE_GRAPH_Y_AFTER, QString::number (m_posGraphAfter.y()));
118 writer.writeAttribute(DOCUMENT_SERIALIZE_POINT_IS_X_ONLY, m_isXOnly ?
121 writer.writeEndElement();
122}
const QString CMD_DESCRIPTION("Edit axis point")
const QString DOCUMENT_SERIALIZE_IDENTIFIER
const QString DOCUMENT_SERIALIZE_GRAPH_Y_BEFORE
const QString DOCUMENT_SERIALIZE_GRAPH_Y_AFTER
const QString DOCUMENT_SERIALIZE_GRAPH_X_BEFORE
const QString DOCUMENT_SERIALIZE_CMD
const QString DOCUMENT_SERIALIZE_CMD_TYPE
const QString DOCUMENT_SERIALIZE_POINT_IS_X_ONLY
const QString DOCUMENT_SERIALIZE_CMD_EDIT_POINT_AXIS
const QString DOCUMENT_SERIALIZE_GRAPH_X_AFTER
const QString DOCUMENT_SERIALIZE_CMD_DESCRIPTION
const QString DOCUMENT_SERIALIZE_BOOL_TRUE
const QString DOCUMENT_SERIALIZE_BOOL_FALSE
log4cpp::Category * mainCat
Definition Logger.cpp:14
QString QPointFToString(const QPointF &pos)
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 saveOrCheckPreCommandDocumentStateHash(const Document &document)
Save, when called the first time, a hash value representing the state of the Document.
virtual void cmdRedo()
Redo method that is called when QUndoStack is moved one command forward.
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.
CmdEditPointAxis(MainWindow &mainWindow, Document &document, const QString &pointIdentifier, const QPointF &posGraphBefore, const QPointF &posGraphAfter, bool isXOnly)
Constructor for normal creation.
Base class for CmdBase leaf subclasses that involve point additions, deletions and/or modifications.
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.
Storage of one imported image and the data attached to that image.
Definition Document.h:42
void editPointAxis(const QPointF &posGraph, const QString &identifier)
Edit the graph coordinates of a single axis point. Call this after checkAddPointAxis to guarantee suc...
Definition Document.cpp:368
void updatePointOrdinals(const Transformation &transformation)
Update point ordinals after point addition/removal or dragging.
Main window consisting of menu, graphics scene, status bar and optional toolbars as a Single Document...
Definition MainWindow.h:92
void updateAfterCommand()
See GraphicsScene::updateAfterCommand.
#define LOG4CPP_INFO_S(logger)
Definition convenience.h:18