//  GEOM GEOMGUI : GUI for Geometry component
//
//  Copyright (C) 2003  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
//
//
//
//  File   : PrimitiveGUI_TorusDlg.cxx
//  Author : Lucien PIGNOLONI
//  Module : GEOM
//  $Header$

#include "PrimitiveGUI_TorusDlg.h"

#include "SUIT_Desktop.h"
#include "SUIT_Session.h"
#include "SalomeApp_Application.h"
#include "LightApp_SelectionMgr.h"

#include <TopoDS_Shape.hxx>
#include <TopoDS_Edge.hxx>
#include <TopoDS.hxx>
#include <TopExp.hxx>
#include <TColStd_IndexedMapOfInteger.hxx>
#include <TopTools_IndexedMapOfShape.hxx>

#include <qlabel.h>

#include "GEOMImpl_Types.hxx"

#include "utilities.h"

//=================================================================================
// class    : PrimitiveGUI_TorusDlg()
// purpose  : Constructs a PrimitiveGUI_TorusDlg which is a child of 'parent', with the
//            name 'name' and widget flags set to 'f'.
//            The dialog will by default be modeless, unless you set 'modal' to
//            TRUE to construct a modal dialog.
//=================================================================================
PrimitiveGUI_TorusDlg::PrimitiveGUI_TorusDlg(GeometryGUI* theGeometryGUI, QWidget* parent,
                                             const char* name, bool modal, WFlags fl)
  : GEOMBase_Skeleton(theGeometryGUI, parent, name, modal, WStyle_Customize |
                      WStyle_NormalBorder | WStyle_Title | WStyle_SysMenu)
{
  SUIT_ResourceMgr* aResMgr = SUIT_Session::session()->resourceMgr();
  QPixmap image0(aResMgr->loadPixmap("GEOM", tr("ICON_DLG_TORUS_PV")));
  QPixmap image1(aResMgr->loadPixmap("GEOM", tr("ICON_DLG_TORUS_DXYZ")));
  QPixmap image2(aResMgr->loadPixmap("GEOM", tr("ICON_SELECT")));

  setCaption(tr("GEOM_TORUS_TITLE"));

  /***************************************************************/
  GroupConstructors->setTitle(tr("GEOM_TORUS"));
  RadioButton1->setPixmap(image0);
  RadioButton2->setPixmap(image1);
  RadioButton3->close(TRUE);

  GroupPoints = new DlgRef_2Sel2Spin(this, "GroupPoints");
  GroupPoints->GroupBox1->setTitle(tr("GEOM_ARGUMENTS"));
  GroupPoints->TextLabel1->setText(tr("GEOM_BASE_POINT"));
  GroupPoints->TextLabel2->setText(tr("GEOM_VECTOR"));
  GroupPoints->TextLabel3->setText(tr("GEOM_RADIUS_I").arg("1"));
  GroupPoints->TextLabel4->setText(tr("GEOM_RADIUS_I").arg("2"));
  GroupPoints->PushButton1->setPixmap(image2);
  GroupPoints->PushButton2->setPixmap(image2);

  GroupDimensions = new DlgRef_2Spin(this, "GroupDimensions");
  GroupDimensions->GroupBox1->setTitle(tr("GEOM_BOX_OBJ"));
  GroupDimensions->TextLabel1->setText(tr("GEOM_RADIUS_I").arg("1"));
  GroupDimensions->TextLabel2->setText(tr("GEOM_RADIUS_I").arg("2"));

  Layout1->addWidget(GroupPoints, 2, 0);
  Layout1->addWidget(GroupDimensions, 2, 0);
  /***************************************************************/

  setHelpFileName("create_torus_page.html");

  Init();
}


//=================================================================================
// function : ~PrimitiveGUI_TorusDlg()
// purpose  : Destroys the object and frees any allocated resources
//=================================================================================
PrimitiveGUI_TorusDlg::~PrimitiveGUI_TorusDlg()
{
    // no need to delete child widgets, Qt does it all for us
}


//=================================================================================
// function : Init()
// purpose  :
//=================================================================================
void PrimitiveGUI_TorusDlg::Init()
{
  /* init variables */
  myEditCurrentArgument = GroupPoints->LineEdit1;
  GroupPoints->LineEdit1->setReadOnly( true );
  GroupPoints->LineEdit2->setReadOnly( true );

  myPoint = myDir = GEOM::GEOM_Object::_nil();

  /* Get setting of step value from file configuration */
  SUIT_ResourceMgr* resMgr = SUIT_Session::session()->resourceMgr();
  double step = resMgr->doubleValue( "Geometry", "SettingsGeomStep", 100);

  /* min, max, step and decimals for spin boxes & initial values */
  GroupPoints->SpinBox_DX->RangeStepAndValidator(0.001, COORD_MAX, step, DBL_DIGITS_DISPLAY);
  GroupPoints->SpinBox_DY->RangeStepAndValidator(0.001, COORD_MAX, step, DBL_DIGITS_DISPLAY);
  GroupDimensions->SpinBox_DX->RangeStepAndValidator(0.001, COORD_MAX, step, DBL_DIGITS_DISPLAY);
  GroupDimensions->SpinBox_DY->RangeStepAndValidator(0.001, COORD_MAX, step, DBL_DIGITS_DISPLAY);

  GroupPoints->SpinBox_DX->SetValue(300.0);
  GroupPoints->SpinBox_DY->SetValue(100.0);
  GroupDimensions->SpinBox_DX->SetValue(300.0);
  GroupDimensions->SpinBox_DY->SetValue(100.0);

  /* signals and slots connections */
  connect(buttonOk, SIGNAL(clicked()), this, SLOT(ClickOnOk()));
  connect(buttonApply, SIGNAL(clicked()), this, SLOT(ClickOnApply()));

  connect(GroupConstructors, SIGNAL(clicked(int)), this, SLOT(ConstructorsClicked(int)));

  connect(GroupPoints->PushButton1, SIGNAL(clicked()), this, SLOT(SetEditCurrentArgument()));
  connect(GroupPoints->PushButton2, SIGNAL(clicked()), this, SLOT(SetEditCurrentArgument()));

  connect(GroupPoints->LineEdit1, SIGNAL(returnPressed()), this, SLOT(LineEditReturnPressed()));
  connect(GroupPoints->LineEdit2, SIGNAL(returnPressed()), this, SLOT(LineEditReturnPressed()));

  connect(GroupPoints->SpinBox_DX, SIGNAL(valueChanged(double)), this, SLOT(ValueChangedInSpinBox()));
  connect(GroupPoints->SpinBox_DY, SIGNAL(valueChanged(double)), this, SLOT(ValueChangedInSpinBox()));
  connect(GroupDimensions->SpinBox_DX, SIGNAL(valueChanged(double)), this, SLOT(ValueChangedInSpinBox()));
  connect(GroupDimensions->SpinBox_DY, SIGNAL(valueChanged(double)), this, SLOT(ValueChangedInSpinBox()));

  connect(myGeomGUI, SIGNAL(SignalDefaultStepValueChanged(double)),
          GroupPoints->SpinBox_DX, SLOT(SetStep(double)));
  connect(myGeomGUI, SIGNAL(SignalDefaultStepValueChanged(double)),
          GroupPoints->SpinBox_DY, SLOT(SetStep(double)));
  connect(myGeomGUI, SIGNAL(SignalDefaultStepValueChanged(double)),
          GroupDimensions->SpinBox_DX, SLOT(SetStep(double)));
  connect(myGeomGUI, SIGNAL(SignalDefaultStepValueChanged(double)),
          GroupDimensions->SpinBox_DY, SLOT(SetStep(double)));

  connect(myGeomGUI->getApp()->selectionMgr(), SIGNAL(currentSelectionChanged()),
          this, SLOT(SelectionIntoArgument()));

  initName( tr( "GEOM_TORUS" ) );
  ConstructorsClicked(0);
}

//=================================================================================
// function : ConstructorsClicked()
// purpose  : Radio button management
//=================================================================================
void PrimitiveGUI_TorusDlg::ConstructorsClicked (int constructorId)
{
  disconnect(myGeomGUI->getApp()->selectionMgr(), 0, this, 0);

  switch (constructorId)
  {
  case 0:
    {
      globalSelection(); // close local contexts, if any
      localSelection(GEOM::GEOM_Object::_nil(), TopAbs_VERTEX);

      GroupDimensions->hide();
      resize(0, 0);
      GroupPoints->show();

      myEditCurrentArgument = GroupPoints->LineEdit1;
      GroupPoints->LineEdit1->setText(tr(""));
      GroupPoints->LineEdit2->setText(tr(""));
      myPoint = myDir = GEOM::GEOM_Object::_nil();

      connect(myGeomGUI->getApp()->selectionMgr(),
              SIGNAL(currentSelectionChanged()), this, SLOT(SelectionIntoArgument()));
      SelectionIntoArgument();

      break;
    }
  case 1:
    {
      GroupPoints->hide();
      globalSelection(); // close local contexts, if any
      resize(0, 0);
      GroupDimensions->show();

      break;
    }
  }

  displayPreview();
}


//=================================================================================
// function : ClickOnOk()
// purpose  :
//=================================================================================
void PrimitiveGUI_TorusDlg::ClickOnOk()
{
  if (ClickOnApply())
    ClickOnCancel();
}


//=================================================================================
// function : ClickOnApply()
// purpose  :
//=================================================================================
bool PrimitiveGUI_TorusDlg::ClickOnApply()
{
  if (!onAccept())
    return false;

  initName();
  return true;
}


//=================================================================================
// function : SelectionIntoArgument()
// purpose  : Called when selection as changed or other case
//=================================================================================
void PrimitiveGUI_TorusDlg::SelectionIntoArgument()
{
  if (getConstructorId() != 0)
    return;

  myEditCurrentArgument->setText("");

  if (IObjectCount() != 1)
  {
    if (myEditCurrentArgument == GroupPoints->LineEdit1)
      myPoint = GEOM::GEOM_Object::_nil();
    else if (myEditCurrentArgument == GroupPoints->LineEdit2)
      myDir = GEOM::GEOM_Object::_nil();
    return;
  }

  /* nbSel == 1 */
  Standard_Boolean testResult = Standard_False;
  GEOM::GEOM_Object_var aSelectedObject = GEOMBase::ConvertIOinGEOMObject(firstIObject(), testResult);

  if (!testResult || CORBA::is_nil(aSelectedObject))
    return;

  QString aName = GEOMBase::GetName(aSelectedObject);
  TopoDS_Shape aShape;
  if (GEOMBase::GetShape(aSelectedObject, aShape, TopAbs_SHAPE) && !aShape.IsNull())
  {
    TopAbs_ShapeEnum aNeedType = TopAbs_VERTEX;
    if (myEditCurrentArgument == GroupPoints->LineEdit2)
      aNeedType = TopAbs_EDGE;

    LightApp_SelectionMgr* aSelMgr = myGeomGUI->getApp()->selectionMgr();
    TColStd_IndexedMapOfInteger aMap;
    aSelMgr->GetIndexes(firstIObject(), aMap);
    if (aMap.Extent() == 1) // Local Selection
    {
      int anIndex = aMap(1);
      if (aNeedType == TopAbs_EDGE)
        aName.append(":edge_" + QString::number(anIndex));
      else
        aName.append(":vertex_" + QString::number(anIndex));

      //Find SubShape Object in Father
      GEOM::GEOM_Object_var aFindedObject = GEOMBase_Helper::findObjectInFather(aSelectedObject, aName);

      if ( aFindedObject == GEOM::GEOM_Object::_nil() ) { // Object not found in study
	GEOM::GEOM_IShapesOperations_var aShapesOp =
	  getGeomEngine()->GetIShapesOperations( getStudyId() );
	aSelectedObject = aShapesOp->GetSubShape(aSelectedObject, anIndex);
      }
      else
	aSelectedObject = aFindedObject; // get Object from study
    }
    else // Global Selection
    {
      if (aShape.ShapeType() != aNeedType) {
        aSelectedObject = GEOM::GEOM_Object::_nil();
        aName = "";
      }
    }
  }

  myEditCurrentArgument->setText(aName);

  if (myEditCurrentArgument == GroupPoints->LineEdit1)
    myPoint = aSelectedObject;
  else if (myEditCurrentArgument == GroupPoints->LineEdit2)
    myDir = aSelectedObject;

  displayPreview();
}

//=================================================================================
// function : LineEditReturnPressed()
// purpose  :
//=================================================================================
void PrimitiveGUI_TorusDlg::LineEditReturnPressed()
{
  QLineEdit* send = (QLineEdit*)sender();
  if (send == GroupPoints->LineEdit1 ||
      send == GroupPoints->LineEdit2)
  {
    myEditCurrentArgument = send;
    GEOMBase_Skeleton::LineEditReturnPressed();
  }
}


//=================================================================================
// function : SetEditCurrentArgument()
// purpose  :
//=================================================================================
void PrimitiveGUI_TorusDlg::SetEditCurrentArgument()
{
  QPushButton* send = (QPushButton*)sender();
  globalSelection( GEOM_POINT ); // to break previous local selection

  if (send == GroupPoints->PushButton1) {
    myEditCurrentArgument = GroupPoints->LineEdit1;
    localSelection( GEOM::GEOM_Object::_nil(), TopAbs_VERTEX );
  }
  else if (send == GroupPoints->PushButton2) {
    myEditCurrentArgument = GroupPoints->LineEdit2;
    GEOM::GEOM_Object_var anObj;
    localSelection( anObj, TopAbs_EDGE );
  }

  myEditCurrentArgument->setFocus();
  SelectionIntoArgument();
}


//=================================================================================
// function : ActivateThisDialog()
// purpose  :
//=================================================================================
void PrimitiveGUI_TorusDlg::ActivateThisDialog()
{
  GEOMBase_Skeleton::ActivateThisDialog();

  connect(myGeomGUI->getApp()->selectionMgr(),
	  SIGNAL(currentSelectionChanged()), this, SLOT(SelectionIntoArgument()));

  ConstructorsClicked( getConstructorId() );
}


//=================================================================================
// function : enterEvent()
// purpose  :
//=================================================================================
void PrimitiveGUI_TorusDlg::enterEvent(QEvent* e)
{
  if ( !GroupConstructors->isEnabled() )
    ActivateThisDialog();
}


//=================================================================================
// function : ValueChangedInSpinBox
// purpose  :
//=================================================================================
void PrimitiveGUI_TorusDlg::ValueChangedInSpinBox()
{
  displayPreview();
}


//=================================================================================
// function : createOperation
// purpose  :
//=================================================================================
GEOM::GEOM_IOperations_ptr PrimitiveGUI_TorusDlg::createOperation()
{
  return getGeomEngine()->GetI3DPrimOperations( getStudyId() );
}

//=================================================================================
// function : isValid
// purpose  :
//=================================================================================
bool PrimitiveGUI_TorusDlg::isValid( QString& msg )
{
  return getConstructorId() == 0 ? !(myPoint->_is_nil() || myDir->_is_nil()) : true;
}

//=================================================================================
// function : execute
// purpose  :
//=================================================================================
bool PrimitiveGUI_TorusDlg::execute( ObjectList& objects )
{
  bool res = false;

  GEOM::GEOM_Object_var anObj;

  switch ( getConstructorId() )
  {
  case 0:
    {
      if (!CORBA::is_nil( myPoint ) && !CORBA::is_nil( myDir ))
      {
        anObj = GEOM::GEOM_I3DPrimOperations::_narrow( getOperation() )->
          MakeTorusPntVecRR(myPoint, myDir, getRadius1(), getRadius2());
        res = true;
      }
      break;
    }
  case 1:
    {
      anObj = GEOM::GEOM_I3DPrimOperations::_narrow( getOperation() )->
        MakeTorusRR(getRadius1(), getRadius2());
      res = true;
      break;
    }
  }

  if ( !anObj->_is_nil() )
    objects.push_back( anObj._retn() );

  return res;
}

//=================================================================================
// function : getRadius1()
// purpose  :
//=================================================================================
double PrimitiveGUI_TorusDlg::getRadius1() const
{
  int aConstructorId = getConstructorId();
  if (aConstructorId == 0)
    return GroupPoints->SpinBox_DX->GetValue();
  else if (aConstructorId == 1)
    return GroupDimensions->SpinBox_DX->GetValue();
  return 0;
}

//=================================================================================
// function : getRadius2()
// purpose  :
//=================================================================================
double PrimitiveGUI_TorusDlg::getRadius2() const
{
  int aConstructorId = getConstructorId();
  if (aConstructorId == 0)
    return GroupPoints->SpinBox_DY->GetValue();
  else if (aConstructorId == 1)
    return GroupDimensions->SpinBox_DY->GetValue();
  return 0;
}

//=================================================================================
// function : addSubshapeToStudy
// purpose  : virtual method to add new SubObjects if local selection
//=================================================================================
void PrimitiveGUI_TorusDlg::addSubshapesToStudy()
{
  QMap<QString, GEOM::GEOM_Object_var> objMap;

switch (getConstructorId())
  {
  case 0:
    objMap[GroupPoints->LineEdit1->text()] = myPoint;
    objMap[GroupPoints->LineEdit2->text()] = myDir;
    break;
  case 1:
    return;
  }
 addSubshapesToFather( objMap );
}