CmdAddPointAxis Class Reference

Command for adding one axis point. More...

#include <CmdAddPointAxis.h>

Inheritance diagram for CmdAddPointAxis:

Collaboration diagram for CmdAddPointAxis:

Public Member Functions
	CmdAddPointAxis (MainWindow &mainWindow, Document &document, const QPointF &posScreen, const QPointF &posGraph, double ordinal, bool isXOnly)
	Constructor for normal creation. More...
	CmdAddPointAxis (MainWindow &mainWindow, Document &document, const QString &cmdDescription, QXmlStreamReader &reader)
	Constructor for parsing error report file xml. More...
virtual	~CmdAddPointAxis ()
virtual void	cmdRedo ()
	Redo method that is called when QUndoStack is moved one command forward. More...
virtual void	cmdUndo ()
	Undo method that is called when QUndoStack is moved one command backward. More...
virtual void	saveXml (QXmlStreamWriter &writer) const
	Save commands as xml for later uploading. More...
Public Member Functions inherited from CmdPointChangeBase
	CmdPointChangeBase (MainWindow &mainWindow, Document &document, const QString &cmdDescription)
	Single constructor. More...
virtual	~CmdPointChangeBase ()
Public Member Functions inherited from CmdAbstract
	CmdAbstract (MainWindow &mainWindow, Document &document, const QString &cmdDescription)
	Single constructor. More...
virtual	~CmdAbstract ()

Additional Inherited Members
Protected Member Functions inherited from CmdPointChangeBase
void	restoreDocumentState (Document &document) const
	Restore the document previously saved by saveDocumentState. More...
void	saveDocumentState (const Document &document)
	Save the document state for restoration by restoreDocumentState. More...
Protected Member Functions inherited from CmdAbstract
Document &	document ()
	Return the Document that this command will modify during redo and undo. More...
const Document &	document () const
	Return a const copy of the Document for non redo/undo interaction. More...
MainWindow &	mainWindow ()
	Return the MainWindow so it can be updated by this command as a last step. More...
void	resetSelection (const PointIdentifiers &pointIdentifiersToSelect)
	Since the set of selected points has probably changed, changed that set back to the specified set. More...
void	saveOrCheckPostCommandDocumentStateHash (const Document &document)
	Save, when called the first time, a hash value representing the state of the Document. More...
void	saveOrCheckPreCommandDocumentStateHash (const Document &document)
	Save, when called the first time, a hash value representing the state of the Document. More...

Detailed Description

Command for adding one axis point.

Definition at line 15 of file CmdAddPointAxis.h.

Constructor & Destructor Documentation

CmdAddPointAxis() [1/2]

CmdAddPointAxis::CmdAddPointAxis	(	MainWindow &	mainWindow,
		Document &	document,
		const QPointF &	posScreen,
		const QPointF &	posGraph,
		double	ordinal,
		bool	isXOnly
	)

Constructor for normal creation.

Definition at line 19 of file CmdAddPointAxis.cpp.

                                                :
  CmdPointChangeBase (mainWindow,
                      document,
                      CMD_DESCRIPTION),
  m_posScreen (posScreen),
  m_posGraph (posGraph),
  m_ordinal (ordinal),
  m_isXOnly (isXOnly)
{
  LOG4CPP_INFO_S ((*mainCat)) << "CmdAddPointAxis::CmdAddPointAxis"
                              << " posScreen=" << QPointFToString (posScreen).toLatin1 ().data ()
                              << " posGraph=" << QPointFToString (posGraph).toLatin1 ().data ()
                              << " ordinal=" << ordinal;
}

CmdAddPointAxis() [2/2]

CmdAddPointAxis::CmdAddPointAxis	(	MainWindow &	mainWindow,
		Document &	document,
		const QString &	cmdDescription,
		QXmlStreamReader &	reader
	)

Constructor for parsing error report file xml.

Definition at line 39 of file CmdAddPointAxis.cpp.

                                                            :
  CmdPointChangeBase (mainWindow,
                      document,
                      cmdDescription)
{
  LOG4CPP_INFO_S ((*mainCat)) << "CmdAddPointAxis::CmdAddPointAxis";
 
  QXmlStreamAttributes attributes = reader.attributes();
 
  if (!attributes.hasAttribute(DOCUMENT_SERIALIZE_SCREEN_X) ||
      !attributes.hasAttribute(DOCUMENT_SERIALIZE_SCREEN_Y) ||
      !attributes.hasAttribute(DOCUMENT_SERIALIZE_GRAPH_X) ||
      !attributes.hasAttribute(DOCUMENT_SERIALIZE_GRAPH_Y) ||
      !attributes.hasAttribute(DOCUMENT_SERIALIZE_IDENTIFIER) ||
      !attributes.hasAttribute(DOCUMENT_SERIALIZE_ORDINAL) ||
      !attributes.hasAttribute(DOCUMENT_SERIALIZE_POINT_IS_X_ONLY)) {
    xmlExitWithError (reader,
                      QString ("Missing attribute(s) %1, %2, %3, %4, %5, %6 and/or %7")
                      .arg (DOCUMENT_SERIALIZE_SCREEN_X)
                      .arg (DOCUMENT_SERIALIZE_SCREEN_Y)
                      .arg (DOCUMENT_SERIALIZE_GRAPH_X)
                      .arg (DOCUMENT_SERIALIZE_GRAPH_Y)
                      .arg (DOCUMENT_SERIALIZE_IDENTIFIER)
                      .arg (DOCUMENT_SERIALIZE_ORDINAL)
                      .arg (DOCUMENT_SERIALIZE_POINT_IS_X_ONLY));
  }
 
  // Boolean values
  QString isXOnlyValue = attributes.value(DOCUMENT_SERIALIZE_POINT_IS_X_ONLY).toString();
 
  m_posScreen.setX(attributes.value(DOCUMENT_SERIALIZE_SCREEN_X).toDouble());
  m_posScreen.setY(attributes.value(DOCUMENT_SERIALIZE_SCREEN_Y).toDouble());
  m_posGraph.setX(attributes.value(DOCUMENT_SERIALIZE_GRAPH_X).toDouble());
  m_posGraph.setY(attributes.value(DOCUMENT_SERIALIZE_GRAPH_Y).toDouble());
  m_identifierAdded = attributes.value(DOCUMENT_SERIALIZE_IDENTIFIER).toString();
  m_ordinal = attributes.value(DOCUMENT_SERIALIZE_ORDINAL).toDouble();
  m_isXOnly = (isXOnlyValue == DOCUMENT_SERIALIZE_BOOL_TRUE);
}

~CmdAddPointAxis()

CmdAddPointAxis::~CmdAddPointAxis ( )

virtual

Definition at line 81 of file CmdAddPointAxis.cpp.

{
}

Member Function Documentation

cmdRedo()

void CmdAddPointAxis::cmdRedo ( )

virtual

Redo method that is called when QUndoStack is moved one command forward.

Implements CmdAbstract.

Definition at line 85 of file CmdAddPointAxis.cpp.

{
  LOG4CPP_INFO_S ((*mainCat)) << "CmdAddPointAxis::cmdRedo";
 
  saveOrCheckPreCommandDocumentStateHash (document ());
  saveDocumentState (document ());
  document().addPointAxisWithGeneratedIdentifier (m_posScreen,
                                                  m_posGraph,
                                                  m_identifierAdded,
                                                  m_ordinal,
                                                  m_isXOnly);
  document().updatePointOrdinals (mainWindow().transformation());
  mainWindow().updateAfterCommand();
  saveOrCheckPostCommandDocumentStateHash (document ());
}

cmdUndo()

void CmdAddPointAxis::cmdUndo ( )

virtual

Undo method that is called when QUndoStack is moved one command backward.

Implements CmdAbstract.

Definition at line 101 of file CmdAddPointAxis.cpp.

{
  LOG4CPP_INFO_S ((*mainCat)) << "CmdAddPointAxis::cmdUndo";
 
  saveOrCheckPostCommandDocumentStateHash (document ());
  restoreDocumentState (document ());
  mainWindow().updateAfterCommand();
  saveOrCheckPreCommandDocumentStateHash (document ());
}

saveXml()

void CmdAddPointAxis::saveXml ( QXmlStreamWriter &  writer ) const

virtual

Save commands as xml for later uploading.

Implements CmdAbstract.

Definition at line 111 of file CmdAddPointAxis.cpp.

{
  // For time coordinates, many digits of precision are needed since a typical date is 1,246,870,000 = July 6, 2009
  // and we want seconds of precision
  const char FORMAT = 'g';
  const int PRECISION = 16;
 
  writer.writeStartElement(DOCUMENT_SERIALIZE_CMD);
  writer.writeAttribute(DOCUMENT_SERIALIZE_CMD_TYPE, DOCUMENT_SERIALIZE_CMD_ADD_POINT_AXIS);
  writer.writeAttribute(DOCUMENT_SERIALIZE_CMD_DESCRIPTION, QUndoCommand::text ());
  writer.writeAttribute(DOCUMENT_SERIALIZE_SCREEN_X, QString::number (m_posScreen.x()));
  writer.writeAttribute(DOCUMENT_SERIALIZE_SCREEN_Y, QString::number (m_posScreen.y()));
  writer.writeAttribute(DOCUMENT_SERIALIZE_GRAPH_X, QString::number (m_posGraph.x(), FORMAT, PRECISION));
  writer.writeAttribute(DOCUMENT_SERIALIZE_GRAPH_Y, QString::number (m_posGraph.y(), FORMAT, PRECISION));
  writer.writeAttribute(DOCUMENT_SERIALIZE_IDENTIFIER, m_identifierAdded);
  writer.writeAttribute(DOCUMENT_SERIALIZE_ORDINAL, QString::number (m_ordinal));
  writer.writeAttribute(DOCUMENT_SERIALIZE_POINT_IS_X_ONLY, m_isXOnly ?
                          DOCUMENT_SERIALIZE_BOOL_TRUE :
                          DOCUMENT_SERIALIZE_BOOL_FALSE);
  writer.writeEndElement();
}

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The documentation for this class was generated from the following files:

• Cmd/CmdAddPointAxis.h
• Cmd/CmdAddPointAxis.cpp