geom/src/CurveCreator/CurveCreator_TreeView.cxx
2014-02-18 10:44:41 +04:00

486 lines
16 KiB
C++
Executable File

// Copyright (C) 2013-2014 CEA/DEN, EDF R&D, OPEN CASCADE
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
#include "CurveCreator_TreeView.h"
#include "CurveCreator_Curve.hxx"
#include <SUIT_Session.h>
#include <SUIT_ResourceMgr.h>
#include <QHeaderView>
#include <QtAlgorithms>
#define ID_SECTION -1
CurveCreator_TreeViewModel::CurveCreator_TreeViewModel( CurveCreator_Curve* theCurve, QObject* parent ) :
QAbstractItemModel(parent), myCurve(theCurve)
{
SUIT_ResourceMgr* aResMgr = SUIT_Session::session()->resourceMgr();
QPixmap aSplineIcon(aResMgr->loadPixmap("GEOM", tr("ICON_CC_SPLINE")));
QPixmap aPolylineIcon(aResMgr->loadPixmap("GEOM", tr("ICON_CC_POLYLINE")));
QPixmap aClosedSplineIcon(aResMgr->loadPixmap("GEOM", tr("ICON_CC_CLOSED_SPLINE")));
QPixmap aClosedPolylineIcon(aResMgr->loadPixmap("GEOM", tr("ICON_CC_CLOSED_POLYLINE")));
QPixmap aPointIcon(aResMgr->loadPixmap("GEOM", tr("ICON_CC_POINT")));
/* QPixmap aSplineIcon(tr(":images/ICON_SPLINE"));
QPixmap aPolylineIcon(tr(":images/ICON_POLYLINE"));
QPixmap aClosedPolylineIcon(tr(":images/ICON_CLOSED_POLYLINE"));
QPixmap aClosedSplineIcon(tr(":images/ICON_CLOSED_SPLINE"));
QPixmap aPointIcon(tr(":images/ICON_POINT")); */
if( !aSplineIcon.isNull() )
myCachedIcons[ICON_SPLINE] = aSplineIcon;
if( !aPolylineIcon.isNull() )
myCachedIcons[ICON_POLYLINE] = aPolylineIcon;
if( !aPolylineIcon.isNull() )
myCachedIcons[ICON_CLOSED_POLYLINE] = aClosedPolylineIcon;
if( !aPolylineIcon.isNull() )
myCachedIcons[ICON_CLOSED_SPLINE] = aClosedSplineIcon;
if( !aPointIcon.isNull() )
myCachedIcons[ICON_POINT] = aPointIcon;
setHeaderData(1, Qt::Horizontal, QVariant("Name"), Qt::DisplayRole);
setHeaderData(2, Qt::Horizontal, QVariant("Nb points"), Qt::DisplayRole);
}
int CurveCreator_TreeViewModel::columnCount(const QModelIndex & parent ) const
{
if( parent.internalId() == ID_SECTION )
return 2;
else
return 2;
}
QVariant CurveCreator_TreeViewModel::data(const QModelIndex & index, int role ) const
{
int aRow = index.row();
int aColumn = index.column();
if( myCurve ){
if( index.internalId() == ID_SECTION ){
if( role == Qt::DisplayRole ){
if( aColumn == 0 )
return QString::fromStdString(myCurve->getSectionName(aRow));
else if( aColumn == 1 )
return QString::number(myCurve->getNbPoints(aRow));
return QVariant();
}
else if( role == Qt::DecorationRole ){
if( aColumn == 0 ){
CurveCreator::Type aSectionType = myCurve->getType(aRow);
if( aSectionType == CurveCreator::Polyline ){
if( myCurve->isClosed(aRow) ){
return myCachedIcons[ICON_CLOSED_POLYLINE];
}
else{
return myCachedIcons[ICON_POLYLINE];
}
}
else{
if( myCurve->isClosed(aRow) ){
return myCachedIcons[ICON_CLOSED_SPLINE];
}
else{
return myCachedIcons[ICON_SPLINE];
}
}
}
}
}
/* else{
if( role == Qt::DisplayRole ){
if( aColumn == 1 )
return QVariant();
// return "Point";
else if( aColumn == 0 ){
CurveCreator::Coordinates aCoords = myCurve->getCoordinates(index.internalId(),index.row() );
QString anOut;
if( myCurve->getDimension() == CurveCreator::Dim2d ){
anOut = QString(tr("X=%1, Y=%2")).arg(aCoords[0]).arg(aCoords[1]);
}
else{
anOut = QString(tr("X=%1, Y=%2, Z=%3")).arg(aCoords[0]).arg(aCoords[1]).arg(aCoords[2]);
}
return anOut;
}
}
else if( role == Qt::DecorationRole ){
if( aColumn == 0 ){
return myCachedIcons[ICON_POINT];
}
}
}*/
}
return QVariant();
}
QModelIndex CurveCreator_TreeViewModel::index(int row, int column, const QModelIndex & parent ) const
{
if( parent.isValid() ){
return createIndex(row, column, parent.row() );
}
else{
QModelIndex aParent = createIndex(row, column, ID_SECTION );
return aParent;
}
return QModelIndex();
}
QModelIndex CurveCreator_TreeViewModel::parent(const QModelIndex & theIndex) const
{
if( !theIndex.isValid() )
return QModelIndex();
if( theIndex.internalId() == ID_SECTION ){
return QModelIndex();
}
return createIndex( theIndex.internalId(), 0, ID_SECTION );
}
int CurveCreator_TreeViewModel::rowCount(const QModelIndex & parent ) const
{
int aRowCnt = 0;
if( myCurve != NULL ){
if( !parent.isValid() ){
//Points level
aRowCnt = myCurve->getNbSections();
}
else{
//Section level
if( parent.internalId() == ID_SECTION ){
aRowCnt = myCurve->getNbPoints(parent.row());
}
}
}
return aRowCnt;
}
QModelIndex CurveCreator_TreeViewModel::sectionIndex( int theSection ) const
{
return createIndex( theSection, 0, ID_SECTION );
}
QModelIndex CurveCreator_TreeViewModel::nbPointsIndex( int theSection ) const
{
return createIndex( theSection, 1, ID_SECTION );
}
QModelIndex CurveCreator_TreeViewModel::pointIndex( int theSection, int thePoint ) const
{
return createIndex( thePoint, 0, theSection );
}
bool CurveCreator_TreeViewModel::isSection( const QModelIndex& theIndx ) const
{
if( theIndx.internalId() == ID_SECTION )
return true;
return false;
}
int CurveCreator_TreeViewModel::getSection( const QModelIndex& theIndx ) const
{
if( theIndx.internalId() == ID_SECTION )
return theIndx.row();
return theIndx.internalId();
}
int CurveCreator_TreeViewModel::getPoint( const QModelIndex& theIndx ) const
{
if( theIndx.internalId() == ID_SECTION )
return -1;
return theIndx.row();
}
void CurveCreator_TreeViewModel::setCurve( CurveCreator_Curve* theCurve )
{
myCurve = theCurve;
reset();
}
/*****************************************************************************************/
CurveCreator_TreeView::CurveCreator_TreeView( CurveCreator_Curve* theCurve, QWidget *parent) :
QTreeView(parent)
{
header()->hide();
header()->setResizeMode(QHeaderView::ResizeToContents);
setUniformRowHeights(true);
setContextMenuPolicy( Qt::CustomContextMenu );
CurveCreator_TreeViewModel* aModel = new CurveCreator_TreeViewModel(theCurve, this);
setModel(aModel);
setSelectionBehavior(SelectRows);
setSelectionMode(SingleSelection);
setRootIsDecorated(false);
setItemsExpandable(false);
setAllColumnsShowFocus(true);
connect( selectionModel(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)),
this, SIGNAL(selectionChanged()) );
connect( this, SIGNAL(activated(QModelIndex)), this, SLOT(onActivated(QModelIndex)));
}
QList<int> CurveCreator_TreeView::getSelectedSections() const
{
QList<int> aSect;
CurveCreator_TreeViewModel* aModel = dynamic_cast<CurveCreator_TreeViewModel*>(model());
if( !aModel )
return aSect;
// QModelIndexList anIndxs = selectionModel()->selectedIndexes();
QModelIndexList anIndxs = selectionModel()->selectedRows();
for( int i = 0 ; i < anIndxs.size() ; i++ ){
if( aModel->isSection(anIndxs[i]) ){
aSect << aModel->getSection( anIndxs[i] );
}
}
qSort(aSect.begin(), aSect.end());
return aSect;
}
void CurveCreator_TreeView::pointsAdded( int theSection, int thePoint, int thePointsCnt )
{
CurveCreator_TreeViewModel* aModel = dynamic_cast<CurveCreator_TreeViewModel*>(model());
if( aModel ){
QModelIndex aSectIndx = aModel->sectionIndex( theSection );
rowsInserted(aSectIndx, thePoint, thePoint + thePointsCnt - 1 );
// expand( aSectIndx );
update( aModel->nbPointsIndex( theSection ) );
}
}
void CurveCreator_TreeView::pointDataChanged( int theSection, int thePoint )
{
CurveCreator_TreeViewModel* aModel = dynamic_cast<CurveCreator_TreeViewModel*>(model());
if( aModel ){
QModelIndex aPointIndx = aModel->pointIndex( theSection, thePoint );
dataChanged( aPointIndx, aPointIndx );
}
}
void CurveCreator_TreeView::pointsRemoved( int theSection, int thePoint, int thePointsCnt )
{
CurveCreator_TreeViewModel* aModel = dynamic_cast<CurveCreator_TreeViewModel*>(model());
if( aModel ){
for( int i = 0 ; i < thePointsCnt ; i++ ){
QModelIndex aSectIndx = aModel->pointIndex(theSection, thePoint + i);
selectionModel()->select(aSectIndx,QItemSelectionModel::Deselect);
}
QModelIndex aSectIndx = aModel->sectionIndex( theSection );
rowsRemoved(aSectIndx, thePoint, thePoint + thePointsCnt - 1 );
}
}
void CurveCreator_TreeView::sectionAdded( int theSection )
{
CurveCreator_TreeViewModel* aModel = dynamic_cast<CurveCreator_TreeViewModel*>(model());
if( aModel ){
rowsInserted(QModelIndex(), theSection, theSection );
}
}
void CurveCreator_TreeView::sectionChanged( int theSection, int aSectCnt )
{
CurveCreator_TreeViewModel* aModel = dynamic_cast<CurveCreator_TreeViewModel*>(model());
if( aModel ){
QModelIndex aFirstSectIndx = aModel->sectionIndex( theSection );
QModelIndex aLastSectIndx = aModel->sectionIndex( theSection + aSectCnt - 1);
dataChanged( aFirstSectIndx, aLastSectIndx );
}
}
void CurveCreator_TreeView::sectionsRemoved( int theSection, int theSectionCnt )
{
CurveCreator_TreeViewModel* aModel = dynamic_cast<CurveCreator_TreeViewModel*>(model());
if( aModel ){
for( int i = 0 ; i < theSectionCnt ; i++ ){
QModelIndex aSectIndx = aModel->sectionIndex(theSection + i);
this->selectionModel()->select(aSectIndx,QItemSelectionModel::Deselect);
}
rowsRemoved( QModelIndex(), theSection, theSection+theSectionCnt-1 );
}
}
void CurveCreator_TreeView::setIndexState( const QModelIndex& theIndx, bool& isExpanded, bool& isSelected, bool& isCurrent )
{
setExpanded( theIndx, isExpanded );
QItemSelectionModel::SelectionFlags aFlag = QItemSelectionModel::Select;
if( !isSelected ){
aFlag = QItemSelectionModel::Deselect;
}
selectionModel()->select( theIndx, aFlag );
}
void CurveCreator_TreeView::getIndexInfo( const QModelIndex& theIndx, bool& isExpand, bool& isSelected, bool& isCurrent )
{
isExpand = isExpanded(theIndx);
isSelected = selectionModel()->isSelected(theIndx);
isCurrent = (theIndx == selectionModel()->currentIndex());
}
void CurveCreator_TreeView::swapIndexes( const QModelIndex& theFirst, const QModelIndex& theSecond )
{
bool isFirstSelected;
bool isFirstExpanded;
bool isFirstCurrent;
getIndexInfo( theFirst, isFirstExpanded, isFirstSelected, isFirstCurrent );
bool isSecondSelected;
bool isSecondExpanded;
bool isSecondCurrent;
getIndexInfo( theSecond, isSecondExpanded, isSecondSelected, isSecondCurrent );
setIndexState( theFirst, isSecondExpanded, isSecondSelected, isSecondCurrent );
setIndexState( theSecond, isFirstExpanded, isFirstSelected, isFirstCurrent );
dataChanged(theFirst,theFirst);
dataChanged(theSecond,theSecond);
}
void CurveCreator_TreeView::sectionsSwapped( int theSection, int theOffset )
{
CurveCreator_TreeViewModel* aModel = dynamic_cast<CurveCreator_TreeViewModel*>(model());
if( aModel ){
QModelIndex aFirstIndex = aModel->sectionIndex( theSection );
QModelIndex aSecondIndex = aModel->sectionIndex( theSection + theOffset );
swapIndexes( aFirstIndex, aSecondIndex );
}
}
void CurveCreator_TreeView::pointsSwapped( int theSection, int thePointNum, int theOffset )
{
CurveCreator_TreeViewModel* aModel = dynamic_cast<CurveCreator_TreeViewModel*>(model());
if( aModel ){
QModelIndex aFirstIndex = aModel->pointIndex( theSection, thePointNum );
QModelIndex aSecondIndex = aModel->pointIndex( theSection, thePointNum + theOffset );
swapIndexes( aFirstIndex, aSecondIndex );
}
}
void CurveCreator_TreeView::setSelectedSections( const QList<int>& theList )
{
CurveCreator_TreeViewModel* aModel = dynamic_cast<CurveCreator_TreeViewModel*>(model());
if( aModel ){
selectionModel()->clearSelection();
for( int i = 0 ; i < theList.size() ; i++ ){
QModelIndex aSectIndx = aModel->sectionIndex(theList[i]);
selectionModel()->select(aSectIndx, QItemSelectionModel::Select );
}
}
}
void CurveCreator_TreeView::setSelectedPoints( const QList< QPair<int, int> >& thePointsList )
{
CurveCreator_TreeViewModel* aModel = dynamic_cast<CurveCreator_TreeViewModel*>(model());
if( aModel ){
selectionModel()->clearSelection();
for( int i = 0 ; i < thePointsList.size() ; i++ ){
QModelIndex aSectIndx = aModel->pointIndex( thePointsList[i].first, thePointsList[i].second );
selectionModel()->select(aSectIndx, QItemSelectionModel::Select );
}
}
}
bool pointLessThan(const QPair<int,int> &s1, const QPair<int,int> &s2)
{
if( s1.first < s2.first )
return true;
if( s1.first > s2.first )
return false;
return s1.second < s2.second;
}
QList< QPair< int, int > > CurveCreator_TreeView::getSelectedPoints() const
{
QList< QPair< int, int > > aPoints;
CurveCreator_TreeViewModel* aModel = dynamic_cast<CurveCreator_TreeViewModel*>(model());
if( !aModel )
return aPoints;
QModelIndexList anIndxs = selectionModel()->selectedIndexes();
for( int i = 0 ; i < anIndxs.size() ; i++ ){
if( !aModel->isSection( anIndxs[i] ) ){
int aSect = aModel->getSection(anIndxs[i]);
int aPointNum = aModel->getPoint(anIndxs[i]);
QPair< int, int > aPoint = QPair<int,int>( aSect, aPointNum );
aPoints.push_back( aPoint );
}
}
qSort( aPoints.begin(), aPoints.end(), pointLessThan );
return aPoints;
}
CurveCreator_TreeView::SelectionType CurveCreator_TreeView::getSelectionType() const
{
CurveCreator_TreeViewModel* aModel = dynamic_cast<CurveCreator_TreeViewModel*>(model());
if( !aModel )
return ST_NOSEL;
bool isPointSel = false;
bool isSectSel = false;
bool isOneSection = true;
int aSectNum = -1;
QModelIndexList aLst = selectionModel()->selectedIndexes();
for( int i = 0 ; i < aLst.size() ; i++ ){
if( aModel->isSection( aLst[i] ) ){
isSectSel = true;
}
else{
isPointSel = true;
if( aSectNum == -1 ){
aSectNum = aModel->getSection(aLst[i]);
}
else{
if( aSectNum != aModel->getSection( aLst[i] ) ){
isOneSection = false;
}
}
}
}
if( isSectSel && !isPointSel )
return ST_SECTIONS;
if( isPointSel && !isSectSel ){
if( isOneSection ){
return ST_POINTS_ONE_SECTION;
}
return ST_POINTS;
}
if( isPointSel && isSectSel )
return ST_MIXED;
return ST_NOSEL;
}
void CurveCreator_TreeView::onActivated( QModelIndex theIndx )
{
CurveCreator_TreeViewModel* aModel = dynamic_cast<CurveCreator_TreeViewModel*>(model());
if( !aModel )
return;
int aSect = aModel->getSection(theIndx);
if( aModel->isSection(theIndx) ){
emit sectionEntered( aSect );
return;
}
int aPointNum = aModel->getPoint( theIndx );
emit pointEntered( aSect, aPointNum );
}
void CurveCreator_TreeView::setCurve( CurveCreator_Curve* theCurve )
{
CurveCreator_TreeViewModel* aModel = dynamic_cast<CurveCreator_TreeViewModel*>(model());
if( aModel )
aModel->setCurve(theCurve);
reset();
}