The undo / redo command for breaking a subpath by removing the segment. More...

#include <KoPathSegmentBreakCommand.h>

Inheritance diagram for KoPathSegmentBreakCommand:

Public Member Functions
	KoPathSegmentBreakCommand (const KoPathPointData &pointData, KUndo2Command *parent=0)

void	redo () override
	redo the command

void	undo () override
	revert the actions done in redo

	~KoPathSegmentBreakCommand () override

Public Member Functions inherited from KUndo2Command
QString	actionText () const

virtual bool	canAnnihilateWith (const KUndo2Command *other) const

const KUndo2Command *	child (int index) const

int	childCount () const

virtual QTime	endTime () const

KUndo2CommandExtraData *	extraData () const

bool	hasParent () const

virtual int	id () const

virtual bool	isMerged () const

	KUndo2Command (const KUndo2MagicString &text, KUndo2Command *parent=0)

	KUndo2Command (KUndo2Command *parent=0)

virtual QVector< KUndo2Command * >	mergeCommandsVector () const

virtual bool	mergeWith (const KUndo2Command *other)

virtual void	redoMergedCommands ()

void	setEndTime ()

virtual void	setEndTime (const QTime &time)

void	setExtraData (KUndo2CommandExtraData *data)

void	setText (const KUndo2MagicString &text)

void	setTime ()

virtual void	setTime (const QTime &time)

virtual void	setTimedID (int timedID)

KUndo2MagicString	text () const

virtual QTime	time () const

virtual int	timedId () const

virtual bool	timedMergeWith (KUndo2Command *other)

virtual void	undoMergedCommands ()

virtual	~KUndo2Command ()

Private Attributes
bool	m_broken

KoPathPointData	m_pointData

KoPathPointIndex	m_startIndex

Detailed Description

The undo / redo command for breaking a subpath by removing the segment.

Definition at line 15 of file KoPathSegmentBreakCommand.h.

Constructor & Destructor Documentation

◆ KoPathSegmentBreakCommand()

KoPathSegmentBreakCommand::KoPathSegmentBreakCommand	(	const KoPathPointData &	pointData,
		KUndo2Command *	parent = 0 )

explicit

Command to break a subpath by removing the segment

The segment following the given point will be removed.

Parameters

pointData	describing the point
parent	the parent command used for macro commands

Definition at line 13 of file KoPathSegmentBreakCommand.cpp.

        : KUndo2Command(parent)
        , m_pointData(pointData)
        , m_startIndex(-1, -1)
        , m_broken(false)
{
    if (m_pointData.pathShape->isClosedSubpath(m_pointData.pointIndex.first)) {
        m_startIndex = m_pointData.pointIndex;
 
        const int numPoints = m_pointData.pathShape->subpathPointCount(m_startIndex.first);
        m_startIndex.second = (m_startIndex.second + 1) % numPoints;
    }
    setText(kundo2_i18n("Break subpath"));
}

References KoPathShape::isClosedSubpath(), kundo2_i18n(), m_pointData, m_startIndex, KoPathPointData::pathShape, KoPathPointData::pointIndex, KUndo2Command::setText(), and KoPathShape::subpathPointCount().

◆ ~KoPathSegmentBreakCommand()

KoPathSegmentBreakCommand::~KoPathSegmentBreakCommand ( )

override

Definition at line 28 of file KoPathSegmentBreakCommand.cpp.

29{

30}

Member Function Documentation

◆ redo()

void KoPathSegmentBreakCommand::redo ( )

overridevirtual

redo the command

Reimplemented from KUndo2Command.

Definition at line 32 of file KoPathSegmentBreakCommand.cpp.

{
    KUndo2Command::redo();
    // a repaint before is needed as the shape can shrink during the break
    m_pointData.pathShape->update();
    if (m_startIndex.first != -1) {
        m_startIndex = m_pointData.pathShape->openSubpath(m_startIndex);
        m_pointData.pathShape->normalize();
        m_pointData.pathShape->update();
    } else {
        m_broken = m_pointData.pathShape->breakAfter(m_pointData.pointIndex);
        if (m_broken) {
            m_pointData.pathShape->normalize();
            m_pointData.pathShape->update();
        }
    }
}

References KoPathShape::breakAfter(), m_broken, m_pointData, m_startIndex, KoPathShape::normalize(), KoPathShape::openSubpath(), KoPathPointData::pathShape, KoPathPointData::pointIndex, KUndo2Command::redo(), and KoShapeContainer::update().

◆ undo()

void KoPathSegmentBreakCommand::undo ( )

overridevirtual

revert the actions done in redo

Reimplemented from KUndo2Command.

Definition at line 50 of file KoPathSegmentBreakCommand.cpp.

{
    KUndo2Command::undo();
    if (m_startIndex.first != -1) {
        m_startIndex = m_pointData.pathShape->closeSubpath(m_startIndex);
        m_pointData.pathShape->normalize();
        m_pointData.pathShape->update();
    } else if (m_broken) {
        m_pointData.pathShape->join(m_pointData.pointIndex.first);
        m_pointData.pathShape->normalize();
        m_pointData.pathShape->update();
    }
}