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smesh/src/SMESHGUI/SMESHGUI_TransparencyDlg.cxx
vsr bd8f1aee7c Merge from V6_main 01/04/2013
2013-04-01 13:05:47 +00:00

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// Copyright (C) 2007-2013 CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
// 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.
//
// 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
//
// SMESH SMESHGUI : GUI for SMESH component
// File : SMESHGUI_TransparencyDlg.cxx
// Author : Nicolas REJNERI, Open CASCADE S.A.S.
// SMESH includes
//
#include "SMESHGUI_TransparencyDlg.h"
#include "SMESHGUI.h"
#include "SMESHGUI_VTKUtils.h"
#include "SMESHGUI_Utils.h"
#include "SMESH_Actor.h"
// SALOME GUI includes
#include <SUIT_Desktop.h>
#include <SUIT_OverrideCursor.h>
#include <SUIT_Session.h>
#include <SUIT_MessageBox.h>
#include <SUIT_ResourceMgr.h>
#include <SALOME_ListIO.hxx>
#include <SALOME_ListIteratorOfListIO.hxx>
#include <LightApp_Application.h>
#include <LightApp_SelectionMgr.h>
#include <SVTK_ViewWindow.h>
// Qt includes
#include <QLabel>
#include <QPushButton>
#include <QSlider>
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QGridLayout>
#include <QGroupBox>
#include <QKeyEvent>
#define SPACING 6
#define MARGIN 11
//=================================================================================
// class : SMESHGUI_TransparencyDlg()
// purpose :
//
//=================================================================================
SMESHGUI_TransparencyDlg::SMESHGUI_TransparencyDlg( SMESHGUI* theModule )
: QDialog( SMESH::GetDesktop( theModule ) ),
mySMESHGUI( theModule ),
mySelectionMgr( SMESH::GetSelectionMgr( theModule ) ),
myViewWindow( SMESH::GetViewWindow( theModule ) )
{
setModal( false );
setAttribute( Qt::WA_DeleteOnClose, true );
setWindowTitle( tr( "SMESH_TRANSPARENCY_TITLE" ) );
setSizeGripEnabled( true );
QVBoxLayout* SMESHGUI_TransparencyDlgLayout = new QVBoxLayout( this );
SMESHGUI_TransparencyDlgLayout->setSpacing( SPACING );
SMESHGUI_TransparencyDlgLayout->setMargin( MARGIN );
/*************************************************************************/
QGroupBox* GroupC1 = new QGroupBox( this );
QGridLayout* GroupC1Layout = new QGridLayout( GroupC1 );
GroupC1Layout->setSpacing( SPACING );
GroupC1Layout->setMargin( MARGIN );
TextLabelTransparent = new QLabel( tr( "SMESH_TRANSPARENCY_TRANSPARENT" ), GroupC1 );
TextLabelTransparent->setAlignment( Qt::AlignRight );
ValueLab = new QLabel( GroupC1 );
ValueLab->setAlignment( Qt::AlignCenter );
ValueLab->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Fixed ) );
QFont fnt = ValueLab->font(); fnt.setBold( true ); ValueLab->setFont( fnt );
TextLabelOpaque = new QLabel( tr( "SMESH_TRANSPARENCY_OPAQUE" ), GroupC1 );
TextLabelOpaque->setAlignment( Qt::AlignLeft );
Slider1 = new QSlider( Qt::Horizontal, GroupC1 );
Slider1->setRange( 0, 100 );
Slider1->setSingleStep( 1 );
Slider1->setPageStep( 10 );
Slider1->setTickPosition( QSlider::TicksAbove );
Slider1->setTickInterval( 10 );
Slider1->setTracking( true );
Slider1->setFocusPolicy( Qt::NoFocus );
Slider1->setMinimumWidth( 300 );
GroupC1Layout->addWidget( TextLabelOpaque, 0, 0 );
GroupC1Layout->addWidget( ValueLab, 0, 1 );
GroupC1Layout->addWidget( TextLabelTransparent, 0, 2 );
GroupC1Layout->addWidget( Slider1, 1, 0, 1, 3 );
/*************************************************************************/
QGroupBox* GroupButtons = new QGroupBox( this );
QHBoxLayout* GroupButtonsLayout = new QHBoxLayout( GroupButtons );
GroupButtonsLayout->setSpacing( SPACING );
GroupButtonsLayout->setMargin( MARGIN );
buttonOk = new QPushButton( tr( "SMESH_BUT_CLOSE" ), GroupButtons );
buttonOk->setAutoDefault( true );
buttonOk->setDefault( true );
buttonHelp = new QPushButton( tr( "SMESH_BUT_HELP" ), GroupButtons );
buttonHelp->setAutoDefault( true );
GroupButtonsLayout->addWidget( buttonOk );
GroupButtonsLayout->addSpacing( 10 );
GroupButtonsLayout->addStretch();
GroupButtonsLayout->addWidget( buttonHelp );
/*************************************************************************/
SMESHGUI_TransparencyDlgLayout->addWidget( GroupC1 );
SMESHGUI_TransparencyDlgLayout->addWidget( GroupButtons );
// Initial state
onSelectionChanged();
// signals and slots connections : after ValueHasChanged()
connect( buttonOk, SIGNAL( clicked() ), this, SLOT( ClickOnOk() ) );
connect( buttonHelp, SIGNAL( clicked() ), this, SLOT( ClickOnHelp() ) );
connect( Slider1, SIGNAL( valueChanged( int ) ), this, SLOT( SetTransparency() ) );
connect( Slider1, SIGNAL( sliderMoved( int ) ), this, SLOT( ValueHasChanged() ) );
connect( mySMESHGUI, SIGNAL( SignalCloseAllDialogs() ), this, SLOT( ClickOnOk() ) );
connect( mySelectionMgr, SIGNAL( currentSelectionChanged() ), this, SLOT( onSelectionChanged() ) );
myHelpFileName = "transparency_page.html";
}
//=================================================================================
// function : ~SMESHGUI_TransparencyDlg()
// purpose :
//=================================================================================
SMESHGUI_TransparencyDlg::~SMESHGUI_TransparencyDlg()
{
}
//=======================================================================
// function : ClickOnOk()
// purpose :
//=======================================================================
void SMESHGUI_TransparencyDlg::ClickOnOk()
{
close();
}
//=================================================================================
// function : ClickOnHelp()
// purpose :
//=================================================================================
void SMESHGUI_TransparencyDlg::ClickOnHelp()
{
LightApp_Application* app = (LightApp_Application*)( SUIT_Session::session()->activeApplication() );
if ( app )
app->onHelpContextModule( mySMESHGUI ? app->moduleName( mySMESHGUI->moduleName() ) :
QString( "" ), myHelpFileName );
else {
QString platform;
#ifdef WIN32
platform = "winapplication";
#else
platform = "application";
#endif
SUIT_MessageBox::warning( this, tr( "WRN_WARNING" ),
tr( "EXTERNAL_BROWSER_CANNOT_SHOW_PAGE" ).
arg( app->resourceMgr()->stringValue( "ExternalBrowser",
platform ) ).
arg( myHelpFileName ) );
}
}
//=================================================================================
// function : SetTransparency()
// purpose : Called when value of slider change
// : or the first time as initilisation
//=================================================================================
void SMESHGUI_TransparencyDlg::SetTransparency()
{
if ( myViewWindow ) {
SUIT_OverrideCursor wc;
float opacity = ( 100 - Slider1->value() ) / 100.;
SALOME_ListIO aList;
mySelectionMgr->selectedObjects( aList );
SALOME_ListIteratorOfListIO It( aList );
for ( ; It.More(); It.Next() ) {
Handle(SALOME_InteractiveObject) IOS = It.Value();
SMESH_Actor* anActor = SMESH::FindActorByEntry( IOS->getEntry() );
if ( anActor )
anActor->SetOpacity( opacity );
}
myViewWindow->Repaint();
}
ValueHasChanged();
}
//=================================================================================
// function : ValueHasChanged()
// purpose : Called when user moves a slider
//=================================================================================
void SMESHGUI_TransparencyDlg::ValueHasChanged()
{
ValueLab->setText( QString::number( Slider1->value() ) + "%") ;
}
//=================================================================================
// function : onSelectionChanged()
// purpose : Called when selection is changed
//=================================================================================
void SMESHGUI_TransparencyDlg::onSelectionChanged()
{
if ( myViewWindow ) {
int opacity = 100;
SALOME_ListIO aList;
mySelectionMgr->selectedObjects( aList );
if ( aList.Extent() == 1 ) {
Handle(SALOME_InteractiveObject) FirstIOS = aList.First();
if ( !FirstIOS.IsNull() ) {
SMESH_Actor* anActor = SMESH::FindActorByEntry( FirstIOS->getEntry() );
if ( anActor )
opacity = int( anActor->GetOpacity() * 100. + 0.5 );
}
}
else if ( aList.Extent() > 1 ) {
SALOME_ListIteratorOfListIO It( aList );
int setOp = -1;
for ( ; It.More(); It.Next() ) {
Handle(SALOME_InteractiveObject) IO = It.Value();
if ( !IO.IsNull() ) {
SMESH_Actor* anActor = SMESH::FindActorByEntry( IO->getEntry() );
if ( anActor ) {
int op = int( anActor->GetOpacity() * 100. + 0.5 );
if ( setOp < 0 )
setOp = op;
else if ( setOp != op ) {
setOp = 100;
break;
}
}
}
}
if ( setOp >= 0 )
opacity = setOp;
}
else {
}
Slider1->setValue( 100 - opacity );
}
ValueHasChanged();
}
//=================================================================================
// function : keyPressEvent()
// purpose :
//=================================================================================
void SMESHGUI_TransparencyDlg::keyPressEvent( QKeyEvent* e )
{
QDialog::keyPressEvent( e );
if ( e->isAccepted() )
return;
if ( e->key() == Qt::Key_F1 ) {
e->accept();
ClickOnHelp();
}
}
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