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tdewebdev/kimagemapeditor/kimecommands.cpp

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/***************************************************************************
kimecommands.cpp - description
-------------------
begin : Fri May 25 2001
copyright : (C) 2001 by Jan Schäfer
email : j_schaef@informatik.uni-kl.de
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#include <tqstring.h>
#include <kdebug.h>
#include <klocale.h>
#include "kimagemapeditor.h"
#include "kimecommands.h"
#include "drawzone.h"
CutCommand::CutCommand(KImageMapEditor * document, const AreaSelection & a)
:
#if TDE_VERSION < 300
KCommand
#else
KNamedCommand
#endif
(i18n( "Cut %1" ).arg( a.typeString() ))
{
_document=document;
_cutAreaSelection=new AreaSelection();
_cutAreaSelection->setAreaList( a.getAreaList() );
_cutted=true;
}
CutCommand::~CutCommand()
{
if (_cutted)
{
AreaList list = _cutAreaSelection->getAreaList();
for ( Area *a=list.first(); a != 0; a=list.next() ) {
delete a;
}
}
delete _cutAreaSelection;
}
void CutCommand::execute()
{
// The Area won't be really delete
// it only gets removed from the AreaList
_document->deleteArea(_cutAreaSelection );
_document->updateActionAccess();
_cutted=true;
}
void CutCommand::unexecute()
{
if (_document) {
_document->addArea( _cutAreaSelection );
_document->select( _cutAreaSelection );
_document->slotAreaChanged( _cutAreaSelection );
_cutted=false;
}
}
DeleteCommand::DeleteCommand(KImageMapEditor * document, const AreaSelection & a)
: CutCommand(document,a)
{
setName(i18n( "Delete %1" ).arg( a.typeString() ));
}
PasteCommand::PasteCommand(KImageMapEditor *document, const AreaSelection & a)
:
#if TDE_VERSION < 300
KCommand
#else
KNamedCommand
#endif
(i18n( "Paste %1" ).arg( a.typeString() ))
{
_document=document;
_pasteAreaSelection=new AreaSelection();
_pasteAreaSelection->setAreaList( a.getAreaList() );
_pasted=true;
_wasUndoed=false;
}
PasteCommand::~PasteCommand ()
{
if ( ! _pasted ) {
AreaList list=_pasteAreaSelection->getAreaList();
for (Area* a=list.first(); a != 0; a=list.next() ) {
delete a;
}
}
delete _pasteAreaSelection;
}
void PasteCommand::execute()
{
_document->deselectAll();
_document->addArea( _pasteAreaSelection );
_document->select( _pasteAreaSelection );
_document->slotAreaChanged( _pasteAreaSelection );
_pasted=true;
}
void PasteCommand::unexecute()
{
_document->deleteArea(_pasteAreaSelection );
_pasted=false;
_wasUndoed=true;
}
MoveCommand::MoveCommand (KImageMapEditor *document, AreaSelection * a, const TQPoint & oldPoint)
:
#if TDE_VERSION < 300
KCommand
#else
KNamedCommand
#endif
(i18n( "Move %1" ).arg( a->typeString() ))
{
_document=document;
_areaSelection=new AreaSelection();
_areaSelection->setAreaList( a->getAreaList() );
_oldPoint.setX(oldPoint.x());
_oldPoint.setY(oldPoint.y());
_newPoint.setX(a->rect().left());
_newPoint.setY(a->rect().top());
}
MoveCommand::~MoveCommand () {
delete _areaSelection;
}
void MoveCommand::execute()
{
// only for repainting reasons
Area* tempArea = _areaSelection->clone();
_areaSelection->moveTo( _newPoint.x(), _newPoint.y() );
if (!_areaSelection->allAreasWithin(_document->getDrawZone()->getImageRect()))
_areaSelection->moveTo( _oldPoint.x(), _oldPoint.y() );
_document->selected()->invalidate();
_document->slotAreaChanged( tempArea );
_document->slotAreaChanged( _areaSelection );
delete tempArea;
}
void MoveCommand::unexecute()
{
// only to erase the old Area
Area* tempArea = _areaSelection->clone();
_areaSelection->setMoving(true);
_areaSelection->moveTo( _oldPoint.x(), _oldPoint.y() );
_areaSelection->setMoving(false);
_document->selected()->invalidate();
_document->slotAreaChanged( tempArea );
_document->slotAreaChanged( _areaSelection );
delete tempArea;
}
ResizeCommand::ResizeCommand (KImageMapEditor *document, AreaSelection *a, Area *oldArea)
:
#if TDE_VERSION < 300
KCommand
#else
KNamedCommand
#endif
(i18n( "Resize %1" ).arg( a->typeString() ))
{
_areaSelection=new AreaSelection();
_areaSelection->setAreaList( a->getAreaList() );
_newArea = a->clone();
_oldArea = oldArea->clone();
_document=document;
}
ResizeCommand::~ResizeCommand ()
{
delete _newArea;
delete _oldArea;
delete _areaSelection;
}
void ResizeCommand::execute()
{
_areaSelection->setArea ( *_newArea);
_areaSelection->setMoving(false);
_document->slotAreaChanged( _areaSelection );
_document->slotAreaChanged( _oldArea );
}
void ResizeCommand::unexecute()
{
_areaSelection->setArea ( *_oldArea);
_areaSelection->setMoving(false);
_document->slotAreaChanged( _areaSelection );
_document->slotAreaChanged( _newArea );
}
AddPointCommand::AddPointCommand (KImageMapEditor *document, AreaSelection *a, const TQPoint & p)
:
#if TDE_VERSION < 300
KCommand
#else
KNamedCommand
#endif
(i18n( "Add point to %1" ).arg( a->typeString() ))
{
if (a->type()!=Area::Polygon)
{
kdDebug() << "trying to add a point to a " << a->typeString() << endl;
return;
}
_areaSelection=new AreaSelection();
_areaSelection->setAreaList( a->getAreaList() );
_point = p;
_document=document;
}
AddPointCommand::~AddPointCommand ()
{
delete _areaSelection;
}
void AddPointCommand::execute()
{
_coordpos = _areaSelection->addCoord(_point);
_areaSelection->setMoving(false);
_document->slotAreaChanged( _areaSelection );
}
void AddPointCommand::unexecute()
{
// TQRect *selectionPoint = _areaSelection->onSelectionPoint(_point);
Area* repaintArea = _areaSelection->clone();
_areaSelection->removeCoord(_coordpos);
_areaSelection->setMoving(false);
_document->slotAreaChanged( _areaSelection );
_document->slotAreaChanged( repaintArea );
delete repaintArea;
}
RemovePointCommand::RemovePointCommand (KImageMapEditor *document, AreaSelection *a, Area *oldArea)
:
#if TDE_VERSION < 300
KCommand
#else
KNamedCommand
#endif
(i18n( "Remove point from %1" ).arg( a->typeString() ))
{
if (a->type()!=Area::Polygon)
{
kdDebug() << "trying to remove a point to a " << a->typeString() << endl;
return;
}
_areaSelection=new AreaSelection();
_areaSelection->setAreaList( a->getAreaList() );
_newArea = a->clone();
_oldArea = oldArea->clone();
_document=document;
}
RemovePointCommand::~RemovePointCommand ()
{
delete _newArea;
delete _oldArea;
delete _areaSelection;
}
void RemovePointCommand::execute()
{
_areaSelection->setArea ( *_newArea);
_areaSelection->setMoving(false);
_document->slotAreaChanged( _areaSelection );
_document->slotAreaChanged( _oldArea );
}
void RemovePointCommand::unexecute()
{
_areaSelection->setArea ( *_oldArea);
_areaSelection->setMoving(false);
_document->slotAreaChanged( _areaSelection );
_document->slotAreaChanged( _newArea );
}
CreateCommand::CreateCommand (KImageMapEditor *document, Area *area)
:
#if TDE_VERSION < 300
KCommand
#else
KNamedCommand
#endif
(i18n( "Create %1" ).arg( area->typeString() ))
{
_document=document;
_area=area;
_created=true;
_wasUndoed=false;
}
CreateCommand::~CreateCommand ()
{
if ( ! _created)
delete _area;
}
void CreateCommand::execute()
{
if (_document) {
if ( _wasUndoed ) {
_document->addArea( _area );
_document->deselectAll();
_document->select( _area );
_document->slotAreaChanged( _area );
}
else
_document->addAreaAndEdit( _area );
_created=true;
}
}
void CreateCommand::unexecute()
{
if (_document) {
_document->deleteArea( _area );
_created=false;
_wasUndoed=true;
}
}