MovePlugin.cc 51.6 KB
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/*===========================================================================*\
 *                                                                           *
 *                              OpenFlipper                                  *
 *      Copyright (C) 2001-2009 by Computer Graphics Group, RWTH Aachen      *
 *                           www.openflipper.org                             *
 *                                                                           *
 *---------------------------------------------------------------------------*
 *  This file is part of OpenFlipper.                                        *
 *                                                                           *
 *  OpenFlipper 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 3 of           *
 *  the License, or (at your option) any later version with the              *
 *  following exceptions:                                                    *
 *                                                                           *
 *  If other files instantiate templates or use macros                       *
 *  or inline functions from this file, or you compile this file and         *
 *  link it with other files to produce an executable, this file does        *
 *  not by itself cause the resulting executable to be covered by the        *
 *  GNU Lesser General Public License. This exception does not however       *
 *  invalidate any other reasons why the executable file might be            *
 *  covered by the GNU Lesser General Public License.                        *
 *                                                                           *
 *  OpenFlipper 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 LesserGeneral Public          *
 *  License along with OpenFlipper. If not,                                  *
 *  see <http://www.gnu.org/licenses/>.                                      *
 *                                                                           *
\*===========================================================================*/

/*===========================================================================*\
 *                                                                           *
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 *   $Revision$                                                       *
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 *   $Author$                                                      *
 *   $Date$                   *
 *                                                                           *
\*===========================================================================*/
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#include <QtGui>

#include "MovePlugin.hh"

#include <iostream>
#include <ACG/GL/GLState.hh>
#include <QStringList>
#include <ACG/QtScenegraph/QtTranslationManipulatorNode.hh>

#include <OpenFlipper/BasePlugin/PluginFunctions.hh>
#include <OpenFlipper/common/GlobalOptions.hh>

#include <MeshTools/MeshFunctions.hh>
#include <MeshTools/MeshInfoT.hh>

#ifdef USE_OPENMP
#include <omp.h>
#endif

#ifdef ENABLE_POLYLINE_SUPPORT
#include <ObjectTypes/PolyLine/PolyLine.hh>
#endif



/** \brief Default Constructor
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 *
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 */
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MovePlugin::MovePlugin() :
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 manMode_ (QtTranslationManipulatorNode::TranslationRotation),
 contextAction_(0),
 toAllTargets_(0)
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{
    manip_size_          = 1.0;
    manip_size_modifier_ = 1.0;

    selectionType_ = VERTEX;
    selectionConnected_ = false;

    axisA_ = 0;
    axisB_ = 1;
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    hide_ = true;
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    allTargets_ = false;
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}


/*******************************************************************************
        BaseInterface implementation
 *******************************************************************************/

/** \brief Initialization of the plugin when it is loaded by the core
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 */
void MovePlugin::pluginsInitialized() {

  //PICKMODES
  emit addPickMode("Separator");
  emit addHiddenPickMode("Move");
  emit setPickModeMouseTracking ("Move", true);
  emit addHiddenPickMode("MoveSelection");
  emit setPickModeMouseTracking ("MoveSelection", true);

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  //KEYS
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  emit registerKey (Qt::Key_Shift, Qt::ShiftModifier, tr("Manipulator rotation"), true);
  emit registerKey (Qt::Key_Shift, Qt::NoModifier, tr("Manipulator rotation"), true);
  emit registerKey (Qt::Key_Control, Qt::ControlModifier, tr("Resize"), true);
  emit registerKey (Qt::Key_Control, Qt::NoModifier, tr("Resize"), true);
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  //SCRIPTING SLOT DESCRIPTIONS
  setDescriptions();
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  // CONTEXT MENU
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  toAllTargets_ = new QAction(tr("Apply to all targets"), this);
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  toAllTargets_->setCheckable(true);
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  toAllTargets_->setToolTip(tr("Apply transformation to all target objects"));
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  toAllTargets_->setStatusTip( toAllTargets_->toolTip() );

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  contextAction_ = new QAction(tr("Set properties"), this);
  contextAction_->setToolTip(tr("Set properties"));
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  contextAction_->setStatusTip( contextAction_->toolTip() );
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  emit addContextMenuItem(toAllTargets_ , CONTEXTNODEMENU );
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  emit addContextMenuItem(contextAction_ , CONTEXTNODEMENU );
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  connect(toAllTargets_,SIGNAL(toggled(bool) ),this,SLOT(setAllTargets(bool)));

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  connect( contextAction_ , SIGNAL( triggered() ),
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	   this, SLOT(showProps()) );
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  //TOOLBAR
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  toolbar_ = new QToolBar(tr("Transform and Move"));
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  toolBarActions_ = new QActionGroup(toolbar_);

  moveAction_ = new QAction(tr("&Move objects"), toolBarActions_);
  std::cerr << "Todo : Show all manipulators placed" << std::endl;
  moveAction_->setStatusTip(tr("Move object in 3D."));
  moveAction_->setIcon(QIcon(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"move-objects.png") );
  moveAction_->setCheckable(true);
  toolbar_->addAction(moveAction_);

  moveSelectionAction_ = new QAction(tr("Move selections on objects"), toolBarActions_);
  moveSelectionAction_->setStatusTip(tr("Move selections in 3D."));
  moveSelectionAction_->setIcon(QIcon(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"move-selections.png") );
  moveSelectionAction_->setCheckable(true);
  toolbar_->addAction(moveSelectionAction_);

  connect(toolBarActions_, SIGNAL(triggered(QAction*)), this, SLOT(slotSetMoveMode(QAction*)) );

  emit addToolbar(toolbar_);
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  pickToolbar_ = new QToolBar(tr("Transform and Move"));
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  pickToolBarActions_ = new QActionGroup(pickToolbar_);
  pickToolBarActions_->setExclusive (false);

  placeAction_ = new QAction(tr("Place manipulator"), pickToolBarActions_);
  placeAction_->setStatusTip(tr("Place manipulator on object. <Doubleclick>"));
  placeAction_->setIcon(QIcon(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"move-place.png") );
  placeAction_->setCheckable(true);
  pickToolbar_->addAction(placeAction_);

  pickToolbar_->addSeparator ();

  ratateTranslateAction_ = new QAction(tr("Rotate/Translate object"), pickToolBarActions_);
  ratateTranslateAction_->setStatusTip(tr("Rotate/Translate object."));
  ratateTranslateAction_->setIcon(QIcon(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"move-translaterotate.png") );
  ratateTranslateAction_->setCheckable(true);
  ratateTranslateAction_->setChecked(true);
  pickToolbar_->addAction(ratateTranslateAction_);

  resizeAction_ = new QAction(tr("Resize object"), pickToolBarActions_);
  resizeAction_->setStatusTip(tr("Resize object. <Control>"));
  resizeAction_->setIcon(QIcon(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"move-resize.png") );
  resizeAction_->setCheckable(true);
  pickToolbar_->addAction(resizeAction_);

  pickToolbar_->addSeparator ();

  ratateManipAction_ = new QAction(tr("Rotate manipulator"), pickToolBarActions_);
  ratateManipAction_->setStatusTip(tr("Rotate manipulator. <Shift>"));
  ratateManipAction_->setIcon(QIcon(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"move-maniprotate.png") );
  ratateManipAction_->setCheckable(true);
  pickToolbar_->addAction(ratateManipAction_);

  smallerManipAction_ = new QAction(tr("Decrease size of manipulator"), pickToolBarActions_);
  smallerManipAction_->setStatusTip(tr("Make manipulator smaller. <Mouse wheel up>"));
  smallerManipAction_->setIcon(QIcon(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"move-manipsmall.png") );
  smallerManipAction_->setCheckable(false);
  pickToolbar_->addAction(smallerManipAction_);

  biggerManipAction_ = new QAction(tr("&Increase size of manipulator"), pickToolBarActions_);
  biggerManipAction_->setStatusTip(tr("Make manipulator bigger. <Mouse wheel down>"));
  biggerManipAction_->setIcon(QIcon(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"move-manipbig.png") );
  biggerManipAction_->setCheckable(false);
  pickToolbar_->addAction(biggerManipAction_);

  connect(pickToolBarActions_, SIGNAL(triggered(QAction*)), this, SLOT(slotPickToolbarAction(QAction*)) );

  emit setPickModeToolbar ("Move", pickToolbar_);
  emit setPickModeToolbar ("MoveSelection", pickToolbar_);

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}


/*******************************************************************************
        ToolBoxInterface implementation
 *******************************************************************************/

/** \brief Create the move toolbox-widget and return a reference to it
 *
 * @param _widget A reference to the move toolbox that we will return
 * @return return wether the widget was successfully generated
 */
bool MovePlugin::initializeToolbox(QWidget*& _widget)
{
   toolboxActive_ = false;
   tool_ = new moveToolbarWidget();
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//    tool_ -> setMaximumWidth(300);
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   _widget = tool_;

   connect(tool_->moveToOrigin,SIGNAL(clicked() ),this,SLOT(slotMoveToOrigin()));

   tool_->moveToOrigin->setIcon( QIcon(OpenFlipper::Options::iconDirStr() + OpenFlipper::Options::dirSeparator() + "moveToCOG.png") );
   tool_->moveToOrigin->setIconSize(QSize(48,48));

   connect(tool_->unifyBoundingBoxDiagonal,SIGNAL(clicked() ),this,SLOT(slotUnifyBoundingBoxDiagonal()));
   tool_->unifyBoundingBoxDiagonal->setIcon( QIcon(OpenFlipper::Options::iconDirStr() + OpenFlipper::Options::dirSeparator() + "unifyBB.png") );
   tool_->unifyBoundingBoxDiagonal->setIconSize(QSize(48,48));

   lastActiveManipulator_ = -1;

   return true;
}


/*******************************************************************************
        MouseInterface implementation
 *******************************************************************************/

/** \brief MouseWheel event occured
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 * @param _event the event that occured
 */
void MovePlugin::slotMouseWheelEvent(QWheelEvent * _event, const std::string & /*_mode*/)
{
   manip_size_modifier_ = manip_size_modifier_ - (float)_event->delta() / 120.0 * 0.1;
   for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it)
         o_it->manipulatorNode()->set_size(manip_size_ * manip_size_modifier_);
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   emit visibilityChanged (-1);
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}


//------------------------------------------------------------------------------

/** \brief MousePress event occured
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 *
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 * @param _event the event that occured
 */
void MovePlugin::slotMouseEvent( QMouseEvent* _event )
{
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  if (((PluginFunctions::pickMode() == ("Move")) || (PluginFunctions::pickMode() == ("MoveSelection"))) &&
      PluginFunctions::actionMode() == Viewer::PickingMode) {
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    if (_event->type() == QEvent::MouseButtonDblClick ||
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        (_event->type() == QEvent::MouseButtonPress &&
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         _event->button () == Qt::LeftButton &&
         placeAction_->isChecked ())) {
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      placeManip(_event);
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      placeAction_->setChecked(false);
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      updateManipulatorDialog();
      return;
    }
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    // interaction
    ACG::SceneGraph::MouseEventAction action(_event);
    PluginFunctions::traverse(action);
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    if (_event->buttons() == Qt::LeftButton)
      emit visibilityChanged (-1);
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  }
}

/*******************************************************************************
        KeyInterface implementation
 *******************************************************************************/

void MovePlugin::slotKeyEvent (QKeyEvent* _event)
{
  if (_event->key() == Qt::Key_Control)
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    setManipMode (QtTranslationManipulatorNode::Resize);
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  else if (_event->key () == Qt::Key_Shift)
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    setManipMode (QtTranslationManipulatorNode::LocalRotation);
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}

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#include <qt4/QtGui/QDialog>
#include <qt4/QtGui/qmessagebox.h>
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#include "../ACG/Math/VectorT.hh"
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//------------------------------------------------------------------------------

void MovePlugin::slotKeyReleaseEvent (QKeyEvent* _event)
{
  if ((_event->key() == Qt::Key_Control && manMode_ == QtTranslationManipulatorNode::Resize) ||
      (_event->key() == Qt::Key_Shift && manMode_ == QtTranslationManipulatorNode::LocalRotation))
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    setManipMode (QtTranslationManipulatorNode::TranslationRotation);
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}
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/*******************************************************************************
        PickingInterface implementation
 *******************************************************************************/

/** \brief slot is called when the pickMode changed
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 *
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 * @param _mode new pickMode
 */
void MovePlugin::slotPickModeChanged( const std::string& _mode)
{
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	moveAction_->setChecked(_mode == "Move");
	moveSelectionAction_->setChecked(_mode == "MoveSelection");

	hide_ = !(_mode == "Move" || _mode == "MoveSelection");
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	showManipulators();
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}


/*******************************************************************************
        MovePlugin implementation
 *******************************************************************************/

/** \brief Move object with given transformation matrix
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 *
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 * @param mat transformation matrix
 * @param _id id of the object
 */
void MovePlugin::moveObject(ACG::Matrix4x4d mat, int _id) {
  BaseObjectData* object;
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  if ( ! PluginFunctions::getObject(_id,object) )
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    return;

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  if  ( object->dataType()  == DATA_TRIANGLE_MESH ) {
    transformMesh(mat , *PluginFunctions::triMesh(object) );
  } else  if  ( object->dataType()  == DATA_POLY_MESH ) {
    transformMesh(mat , *PluginFunctions::polyMesh(object) );
  #ifdef ENABLE_POLYLINE_SUPPORT
  } else  if  ( object->dataType()  == DATA_POLY_LINE ) {
    transformPolyLine(mat , *PluginFunctions::polyLine(object) );
  #endif
  } else {

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    emit log(LOGERR,tr("moveObject called for unsupported Object Type"));
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    return;
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  }

  emit updatedObject(_id);
  emit createBackup(_id,"Move");
}


//------------------------------------------------------------------------------

/** \brief Move selection on an object with given transformation matrix
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 *
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 * Which Selection (Vertex, Edge, Face) is used is determined by the
 * current SelectionMode in SelectionPlugin.
 * If the Plugin is unable to communicate with SelectionPlugin, Vertex Selection is used.
 *
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 * @param mat
 * @param _id
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 */
void MovePlugin::moveSelection(ACG::Matrix4x4d mat, int _id) {

  if (selectionType_ == VERTEX)
    transformVertexSelection( _id , mat );
  else if (selectionType_ == FACE)
    transformFaceSelection( _id , mat );
  else if (selectionType_ == EDGE)
    transformEdgeSelection( _id , mat );

  emit updatedObject(_id);
//   emit createBackup(_id,"MoveSelection");
}

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//------------------------------------------------------------------------------

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/** \brief Set the manipulator manipulation mode
 *
 * @param _mode Mode
 */

void MovePlugin::setManipMode (QtTranslationManipulatorNode::ManipulatorMode _mode)
{
  if (_mode != manMode_)
  {
    manMode_ = _mode;
    if ((PluginFunctions::pickMode() == "Move" ) || (PluginFunctions::pickMode() == "MoveSelection" )) {
        for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ;
              o_it != PluginFunctions::objectsEnd(); ++o_it)
           if ( o_it->manipPlaced() )
                o_it->manipulatorNode()->setMode (_mode);
    }
    switch (manMode_)
    {
      case QtTranslationManipulatorNode::Resize:
        resizeAction_->setChecked (true);
        ratateManipAction_->setChecked (false);
        ratateTranslateAction_->setChecked (false);
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        PluginFunctions::setViewObjectMarker (PluginFunctions::defaultViewObjectMarker ());
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        break;
      case QtTranslationManipulatorNode::LocalRotation:
        resizeAction_->setChecked (false);
        ratateManipAction_->setChecked (true);
        ratateTranslateAction_->setChecked (false);
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        PluginFunctions::setViewObjectMarker (&objectMarker_);
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        break;
      case QtTranslationManipulatorNode::TranslationRotation:
        resizeAction_->setChecked (false);
        ratateManipAction_->setChecked (false);
        ratateTranslateAction_->setChecked (true);
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        PluginFunctions::setViewObjectMarker (PluginFunctions::defaultViewObjectMarker ());
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        break;
    }
  }
}

//------------------------------------------------------------------------------

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/** \brief Hide context menu entry when right clicking on node other than manipulator node
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 * @param _nodeId Identifier of node that has been clicked
 */
void MovePlugin::slotUpdateContextMenuNode( int _nodeId ) {
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    ACG::SceneGraph::BaseNode* node = ACG::SceneGraph::find_node( PluginFunctions::getSceneGraphRootNode(), _nodeId );
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    if (node == 0) return;
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    if(node->className() != "QtTranslationManipulatorNode") {
	contextAction_->setVisible(false);
    }
    else {
	contextAction_->setVisible(true);
    }
}
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//------------------------------------------------------------------------------

/** \brief move the object when its manipulator moves
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 *
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 * @param _node the manipulator node
 * @param _event the mouse event
 */
void MovePlugin::manipulatorMoved( QtTranslationManipulatorNode* _node , QMouseEvent* _event) {

  // React on event only in move mode
  if ( PluginFunctions::pickMode() != "Move" && PluginFunctions::pickMode() != "MoveSelection" )
    return;

  OpenFlipper::Options::redrawDisabled( true );

  // Apply changes only on Release for moveMode and after every movement in MoveSelection Mode
  if ( (_event->type() == QEvent::MouseButtonRelease) || (PluginFunctions::pickMode() == "MoveSelection") ) {

    int objectId = _node->getIdentifier();

    ACG::Matrix4x4d mat;
    mat.identity();
    mat = _node->matrix();

    // Reset Node
    _node->loadIdentity();
    _node->set_center(mat.transform_point(_node->center()));

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    // move the object which corresponds to the manipulator
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    if (PluginFunctions::pickMode() != "MoveSelection")
      moveObject( mat, objectId );
    else
      moveSelection( mat, objectId );

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    // move all other targets without manipulator
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    if(allTargets_) {
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      for (PluginFunctions::ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS); o_it
          != PluginFunctions::objectsEnd(); ++o_it) {
        if ((o_it->id() != objectId) && !o_it->manipulatorNode()->visible()) { // If it has its own manipulator active, dont move it
          if (PluginFunctions::pickMode() != "MoveSelection")
            moveObject(mat, o_it->id());
          else
            moveSelection(mat, o_it->id());
        }
      }
    }
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    lastActiveManipulator_ = objectId;
    updateManipulatorDialog();
  }

  OpenFlipper::Options::redrawDisabled( false );

}


//------------------------------------------------------------------------------

/** \brief update object when its manipulator changes position
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 *
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 * @param _node the manipulator node
 */
void MovePlugin::ManipulatorPositionChanged(QtTranslationManipulatorNode* _node ) {

  // Position has been changed of the manipulator by a direct function
  int objectId = _node->getIdentifier();

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  if ( objectId > 0 ){

    BaseObjectData* object;
    PluginFunctions::getObject(objectId,object);
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    // Assume that it has a good position now
    object->manipPlaced( true );
  }
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  // Show manipulator only if in Move mode
  if ( PluginFunctions::pickMode() == "Move" )
    _node->show();

  lastActiveManipulator_ = objectId;
  updateManipulatorDialog();

}


//------------------------------------------------------------------------------

/** \brief Place and show the Manipulator
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 * @param _event  mouseEvent that occured
 */
void MovePlugin::placeManip(QMouseEvent * _event)
{
   unsigned int  node_idx, target_idx;
   OpenMesh::Vec3d         hitPoint;

   if ( PluginFunctions::scenegraphPick(ACG::SceneGraph::PICK_ANYTHING,_event->pos(), node_idx, target_idx,&hitPoint) ) {

      BaseObjectData* object;

      if ( PluginFunctions::getPickedObject(node_idx, object) ) {
         object->manipPlaced( true );

         if ( !object->picked(node_idx) ) {
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            emit log(LOGWARN,tr("Picking failed"));
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         }

         object->manipulatorNode()->loadIdentity();
         object->manipulatorNode()->set_center(hitPoint);
         object->manipulatorNode()->set_draw_cylinder(true);
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         object->manipulatorNode()->set_autosize(QtTranslationManipulatorNode::Once);
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         object->manipulatorNode()->set_size(manip_size_ * manip_size_modifier_);
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         object->manipulatorNode()->setMode (manMode_);
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         object->manipulatorNode()->show();

         object->manipulatorNode()->apply_transformation( PluginFunctions::pickMode() == "Move" );

         connect(object->manipulatorNode() , SIGNAL(manipulatorMoved(QtTranslationManipulatorNode*,QMouseEvent*)),
                 this                      , SLOT(  manipulatorMoved(QtTranslationManipulatorNode*,QMouseEvent*)));

         connect(object->manipulatorNode() , SIGNAL(positionChanged(QtTranslationManipulatorNode*)),
                 this                      , SLOT(  ManipulatorPositionChanged(QtTranslationManipulatorNode*)));

         lastActiveManipulator_ = object->id();

         emit updateView();
      }

   } else {
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       emit log(LOGWARN,tr("Picking failed"));
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   }
}


//------------------------------------------------------------------------------

/** \brief Checks if the manipulators should be visible or not
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 *
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 */
void MovePlugin::showManipulators( )
{
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	if (!hide_ && (toolboxActive_ || (PluginFunctions::pickMode() == "Move")
			|| (PluginFunctions::pickMode() == "MoveSelection"))) {
		for (PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS); o_it
				!= PluginFunctions::objectsEnd(); ++o_it)

			if (o_it->manipPlaced()) {
				o_it->manipulatorNode()->show();
				o_it->manipulatorNode()->apply_transformation(
						PluginFunctions::pickMode() == "Move");
			}
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	} else {
		for (PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS); o_it
				!= PluginFunctions::objectsEnd(); ++o_it)

			o_it->manipulatorNode()->hide();
	}
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	emit updateView();
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}

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//------------------------------------------------------------------------------
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/** \brief Get Dialog Widget that contains the button
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 * @param _but Reference to QPushButton object that has been pressed
 */
movePropsWidget* MovePlugin::getDialogFromButton(QPushButton* _but) {

    if(_but == 0) return 0;
    return dynamic_cast<movePropsWidget*>((((_but->parentWidget())->parentWidget())->parentWidget()));
}
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//------------------------------------------------------------------------------

/** \brief Position of manipulator in tab changed
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 *
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 */
void MovePlugin::slotSetPosition() {
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    QPushButton* but = dynamic_cast<QPushButton*>(QObject::sender());
    movePropsWidget* pW = getDialogFromButton(but);
    if(pW == 0) return;
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    TriMesh::Point newpos;
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    bool ok = false;
    newpos[0] =  (pW->nposx->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for X Coordinate")); return; }
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    newpos[1] =  (pW->nposy->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for Y Coordinate")); return; }
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    newpos[2] =  (pW->nposz->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for Z Coordinate")); return; }
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    BaseObjectData* object;
    if ( PluginFunctions::getObject(lastActiveManipulator_ , object) ) {
	if (  object->manipulatorNode()->visible() )
	    object->manipulatorNode()->set_center( newpos );
	updateManipulatorDialog();
	emit updateView();
    }
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}


//------------------------------------------------------------------------------

/** \brief Toggle the first axis for changing direction in tab
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 *
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 */
void MovePlugin::slotToggleAxisA() {
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    QPushButton* but = dynamic_cast<QPushButton*>(QObject::sender());
    movePropsWidget* pW = getDialogFromButton(but);
    if(pW == 0) return;
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    axisA_ = (axisA_ + 1) % 3;
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    if (axisA_ == axisB_)
	axisA_ = (axisA_ + 1) % 3;
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    switch(axisA_){
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	case 0: pW->axisAButton->setText(tr("X Direction")); break;
	case 1: pW->axisAButton->setText(tr("Y Direction")); break;
	case 2: pW->axisAButton->setText(tr("Z Direction")); break;
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	default: break;
    }
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}


//------------------------------------------------------------------------------

/** \brief Toggle the second axis for changing direction in tab
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 *
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 */
void MovePlugin::slotToggleAxisB() {
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    QPushButton* but = dynamic_cast<QPushButton*>(QObject::sender());
    movePropsWidget* pW = getDialogFromButton(but);
    if(pW == 0) return;
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    axisB_ = (axisB_ + 1) % 3;
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    if (axisA_ == axisB_)
	axisB_ = (axisB_ + 1) % 3;
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    switch(axisB_){
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	case 0: pW->axisBButton->setText(tr("X Direction")); break;
	case 1: pW->axisBButton->setText(tr("Y Direction")); break;
	case 2: pW->axisBButton->setText(tr("Z Direction")); break;
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	default: break;
    }
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}


//------------------------------------------------------------------------------

/** \brief Set Direction of manipulator in tab changed
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 *
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 */
void MovePlugin::slotSetDirection() {
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    QPushButton* but = dynamic_cast<QPushButton*>(QObject::sender());
    movePropsWidget* pW = getDialogFromButton(but);
    if(pW == 0) return;
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    ACG::Vec3d newdirA,newdirB;
    ACG::Vec3d dirX,dirY;
    ACG::Vec3d dirZ(0.0,0.0,0.0);
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    bool ok = false;
    newdirA[0] =  (pW->ndirAx->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for X Coordinate"));  return; }
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    newdirA[1] =  (pW->ndirAy->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for Y Coordinate")); return; }
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    newdirA[2] =  (pW->ndirAz->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for Z Coordinate")); return; }
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    newdirB[0] =  (pW->ndirBx->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for X Coordinate"));  return; }
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    newdirB[1] =  (pW->ndirBy->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for Y Coordinate")); return; }
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    newdirB[2] =  (pW->ndirBz->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for Z Coordinate")); return; }
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    bool xAxis = false;
    bool yAxis = false;
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    switch(axisA_){
	case  0: dirX = newdirA; xAxis = true; break;
	case  1: dirY = newdirA; yAxis = true; break;
	default: dirZ = newdirA; break;
    }
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    switch(axisB_){
	case  0: dirX = newdirB; xAxis = true; break;
	case  1: dirY = newdirB; yAxis = true; break;
	default: dirZ = newdirB; break;
    }
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    if (!xAxis)
	dirX = dirY % dirZ;
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    if (!yAxis)
	dirY = dirX % dirZ;
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    if ( (dirX | dirY) != 0.0){
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	emit log(LOGERR,tr("The axes of the new direction have to be orthogonal"));
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	return;
    }
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//    // Apply to All Target Objects
//     if ( pW->targetObjects->isChecked() ) {
// 	for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS) ;
//              o_it PluginFunctions::objectsEnd(); ++o_it){
//
// 	    o_it->manipulatorNode()->set_direction( dirX, dirY );
// 	}
//     }

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    BaseObjectData* object = pW->getBaseObjectData();
    if ( object != 0 ) {
        if (  object->manipulatorNode()->visible() ){
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            object->manipulatorNode()->set_direction( dirX, dirY );
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	}
    } else return;
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    updateManipulatorDialog();
    emit updateView();
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}


//------------------------------------------------------------------------------

/** \brief perform a translation for Manipulator in tab
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 */
void MovePlugin::slotTranslation() {
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    QPushButton* but = dynamic_cast<QPushButton*>(QObject::sender());
    movePropsWidget* pW = getDialogFromButton(but);
    if(pW == 0) return;
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    ACG::Vec3d translation;
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    bool ok = false;
    translation[0] =  (pW->translationX->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for X Coordinate"));  return; }
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    translation[1] =  (pW->translationY->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for Y Coordinate")); return; }
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    translation[2] =  (pW->translationZ->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for Z Coordinate")); return; }
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//	// Apply to All Target Objects
//	if ( pW->targetObjects->isChecked() ) {
//
//		int manipcount = 0; // Check how many of the target meshes have an visible manipulator
//		int targets = 0; // Count the number of target meshes
//		for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS); o_it != PluginFunctions::objectsEnd(); ++o_it) {
//			++targets;
//			if ( ! o_it->manipulatorNode()->hidden() ) {
//				++ manipcount;
//			}
//		}
//
//		if (manipcount == 0 ) // No manipulator -> no translation
//		return;
//
//		for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS,DataType( DATA_TRIANGLE_MESH | DATA_POLY_MESH ));
//				o_it != PluginFunctions::objectsEnd(); ++o_it) {
//			if ( manipcount > 1 ) { // Use manipulator direction for each target mesh
//				if ( o_it->manipulatorNode()->hidden() )
//				continue;
//			}
//
//			translate( o_it->id() , translation );
//
//			o_it->manipulatorNode()->set_center( o_it->manipulatorNode()->center() + translation );
//			emit createBackup(o_it->id(),"Translation");
//			emit updatedObject(o_it->id());
//		}
//
//	}

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    BaseObjectData* object = pW->getBaseObjectData();
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	if (object != 0) {
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		if (object->manipulatorNode()->visible()) {
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			translate(object->id(), translation);
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			object->manipulatorNode()->set_center(
					object->manipulatorNode()->center() + translation);
			emit createBackup(object->id(), "Translation");
			emit updatedObject(object->id());
		}
	} else {
		return;
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	}
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    updateManipulatorDialog();
    emit scriptInfo(QString("slotTranslation()"));
    emit updateView();
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}


//------------------------------------------------------------------------------

/** \brief Project the current manipulator onto the tangent plane of the object
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 */
void MovePlugin::slotProjectToTangentPlane() {
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    QPushButton* but = dynamic_cast<QPushButton*>(QObject::sender());
    movePropsWidget* pW = getDialogFromButton(but);
    if(pW == 0) return;

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    if ( allTargets_ ) {
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    	emit log(LOGWARN,tr("TODO Project for multiple targets"));
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    	return;
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    } else {
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    	emit log(LOGWARN,tr("TODO Project for one target"));
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    	return;
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    }
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}


//------------------------------------------------------------------------------

/** \brief Move the current manipulator to the cog of the object
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 */
void MovePlugin::slotMoveManipToCOG() {
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    QPushButton* but = dynamic_cast<QPushButton*>(QObject::sender());
    movePropsWidget* pW = getDialogFromButton(but);
    if(pW == 0) return;
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//     if ( pW->targetObjects->isChecked() ) {
// 	for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it)  {
// 		if (  o_it->manipulatorNode()->hidden() )
// 		continue;
//
// 		if ( o_it->dataType( DATA_TRIANGLE_MESH ) )
// 		o_it->manipulatorNode()->set_center( MeshInfo::cog(*PluginFunctions::triMesh(*o_it) ) );
// 		else if ( o_it->dataType( DATA_POLY_MESH ) )
// 		o_it->manipulatorNode()->set_center( MeshInfo::cog(*PluginFunctions::polyMesh(*o_it)) );
//
// 		updateManipulatorDialog();
// 		o_it->manipulatorNode()->loadIdentity();
// 	}
//     } else {

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    BaseObjectData* object = pW->getBaseObjectData();
    if ( object != 0 ) {
	if (  object->manipulatorNode()->visible() ){
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	    if ( object->dataType( DATA_TRIANGLE_MESH ) )
	    object->manipulatorNode()->set_center( MeshInfo::cog(*PluginFunctions::triMesh(object)) );
	    else if ( object->dataType( DATA_POLY_MESH ) )
	    object->manipulatorNode()->set_center( MeshInfo::cog(*PluginFunctions::polyMesh(object)) );
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	    updateManipulatorDialog();
	    object->manipulatorNode()->loadIdentity();
	}
    }
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    emit updateView();
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}


//------------------------------------------------------------------------------

/** \brief Rotate Manipulator (with values from Tab)
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 *
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 */
void MovePlugin::slotRotate() {
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    QPushButton* but = dynamic_cast<QPushButton*>(QObject::sender());
    movePropsWidget* pW = getDialogFromButton(but);
    if(pW == 0) return;
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    TriMesh::Point axis;
    double angle;
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    bool ok = false;
    axis[0] =  (pW->rotx->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for X Coordinate"));  return; }
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    axis[1] =  (pW->roty->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for Y Coordinate")); return; }
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    axis[2] =  (pW->rotz->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for Z Coordinate")); return; }
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    angle =  (pW->rotAngle->text()).toDouble(&ok);
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    if ( !ok ) {  emit log(LOGERR,tr("Wrong Format for Angle")); return; }
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//     if ( pW->targetObjects->isChecked() ) {
// 	for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it)  {
// 		if (  o_it->manipulatorNode()->hidden() )
// 		continue;
// 		o_it->manipulatorNode()->rotate(  angle,axis);
//
// 		if (o_it->dataType( DATA_TRIANGLE_MESH ) )
// 		transformMesh(  o_it->manipulatorNode()->matrix() , (*PluginFunctions::triMesh(*o_it)) );
//
// 		if (o_it->dataType( DATA_POLY_MESH ) )
// 		transformMesh(  o_it->manipulatorNode()->matrix() , (*PluginFunctions::polyMesh(*o_it)) );
//
// 		o_it->manipulatorNode()->loadIdentity();
// 		updateManipulatorDialog();
//
// 		emit createBackup(o_it->id(),"Rotation");
// 		emit updatedObject(o_it->id());
// 	}
//     } else {


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    BaseObjectData* object = pW->getBaseObjectData();
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	if (object != 0) {
		if (object->manipulatorNode()->visible() && (object->target()
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				|| !allTargets_)) {
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			object->manipulatorNode()->rotate(angle, axis);
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			if (object->dataType(DATA_TRIANGLE_MESH))
				transformMesh(getLastManipulatorMatrix(true),
						(*PluginFunctions::triMesh(object)));
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			if (object->dataType(DATA_POLY_MESH))
				transformMesh(getLastManipulatorMatrix(true),
						(*PluginFunctions::polyMesh(object)));
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			updateManipulatorDialog();
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			emit createBackup(object->id(), "Rotation");
			emit updatedObject(object->id());
		}
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	}
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	emit scriptInfo(QString("slotRotate()"));
	emit updateView();
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}


//------------------------------------------------------------------------------

/** \brief Scale Manipulator (with values from Tab)
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 */
void MovePlugin::slotScale() {
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    QPushButton* but = dynamic_cast<QPushButton*>(QObject::sender());
    movePropsWidget* pW = getDialogFromButton(but);
    if(pW == 0) return;
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    TriMesh::Point scale;
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    bool ok = false;
    scale[0] =  (pW->scalex->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for factor 1"));  return; }
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    scale[1] =  (pW->scaley->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for factor 2")); return; }
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    scale[2] =  (pW->scalez->text()).toDouble(&ok);
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    if ( !ok ) { emit log(LOGERR,tr("Wrong Format for factor 3")); return; }
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//    if ( pW->targetObjects->isChecked() ) {
// 	for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it)  {
// 		if (  o_it->manipulatorNode()->hidden() )
// 		continue;
// 		o_it->manipulatorNode()->scale(  scale);
//
// 		if (o_it->dataType( DATA_TRIANGLE_MESH ) )
// 		transformMesh(  o_it->manipulatorNode()->matrix() , (*PluginFunctions::triMesh(*o_it)) );
//
// 		if (o_it->dataType( DATA_POLY_MESH ) )
// 		transformMesh(  o_it->manipulatorNode()->matrix() , (*PluginFunctions::polyMesh(*o_it)) );
//
// 		o_it->manipulatorNode()->loadIdentity();
// 		updateManipulatorDialog();
//
// 		emit createBackup(o_it->id(),"Scaling");
// 		emit updatedObject(o_it->id());
// 	}
//     } else {


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    BaseObjectData* object = pW->getBaseObjectData();
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	if (object != 0) {
		if (object->manipulatorNode()->visible() && (object->target()
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				|| !allTargets_)) {
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			object->manipulatorNode()->scale(scale);
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			if (object->dataType(DATA_TRIANGLE_MESH))
				transformMesh(getLastManipulatorMatrix(true),
						(*PluginFunctions::triMesh(object)));
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			if (object->dataType(DATA_POLY_MESH))
				transformMesh(getLastManipulatorMatrix(true),
						(*PluginFunctions::polyMesh(object)));
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			updateManipulatorDialog();
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			emit createBackup(object->id(), "Scaling");
			emit updatedObject(object->id());
		}
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	}
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    emit scriptInfo(QString("slotScale()"));
    emit updateView();
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}


//------------------------------------------------------------------------------


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/** \brief Move target Meshes cog to the origin
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 *
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 */
void MovePlugin::slotMoveToOrigin() {

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  bool useCommonCOG = false;
  ACG::Vec3d cog = ACG::Vec3d(0.0,0.0,0.0);
  
  if ( PluginFunctions::targetCount() > 1 ) {
    QMessageBox::StandardButton button = QMessageBox::question( 0, tr("Use common COG?"), tr("Should the targets be moved depending on their common cog?"),QMessageBox::Yes|QMessageBox::No);
    
    
    useCommonCOG =  ( button == QMessageBox::Yes );
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    double vertexCount = 0.0;
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    if ( useCommonCOG ) {
      
      // Compute cog for all objects
      for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it)  {
        if ( o_it->dataType( DATA_TRIANGLE_MESH )) {
          TriMesh& mesh = *PluginFunctions::triMesh(*o_it);
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          cog += MeshInfo::cog(mesh) * double(mesh.n_vertices());
          vertexCount += double(mesh.n_vertices());
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        }
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        if ( o_it->dataType( DATA_POLY_MESH )) {
          PolyMesh& mesh = *PluginFunctions::polyMesh(*o_it);
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          cog += MeshInfo::cog(mesh) * double(mesh.n_vertices());
          vertexCount += double(mesh.n_vertices());
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        }
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      }
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      cog = cog / vertexCount;
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    }
    
  }
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  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it)  {
    if ( o_it->dataType( DATA_TRIANGLE_MESH )) {
        TriMesh& mesh = *PluginFunctions::triMesh(*o_it);
        
        if ( !useCommonCOG ) 
          cog = MeshInfo::cog(mesh);
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        for ( TriMesh::VertexIter v_it = mesh.vertices_begin(); v_it != mesh.vertices_end() ; ++v_it)
          mesh.set_point(v_it , ( mesh.point(v_it) ) - cog );
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        o_it->manipulatorNode()->set_center( o_it->manipulatorNode()->center() - cog );
    }
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    if ( o_it->dataType( DATA_POLY_MESH )) {
        PolyMesh& mesh = *PluginFunctions::polyMesh(*o_it);
        
        if ( !useCommonCOG ) 
          cog = MeshInfo::cog(mesh);
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        for ( PolyMesh::VertexIter v_it = mesh.vertices_begin(); v_it != mesh.vertices_end() ; ++v_it)
          mesh.set_point(v_it , ( mesh.point(v_it) ) - cog );
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        o_it->manipulatorNode()->set_center( o_it->manipulatorNode()->center() - cog );

    }

    emit updatedObject( o_it->id() );
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    updateManipulatorDialog();
    o_it->manipulatorNode()->loadIdentity();

    emit createBackup(o_it->id(),"Move to origin");
  }

  emit updateView();
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}


//------------------------------------------------------------------------------

/** \brief Scale Boundingbox Diagonal to unit size
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 */
void MovePlugin::slotUnifyBoundingBoxDiagonal()
{
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  bool useCommonBB = false;
  ACG::Vec3d bb_min = ACG::Vec3d(FLT_MAX,FLT_MAX,FLT_MAX);
  ACG::Vec3d bb_max = ACG::Vec3d(FLT_MIN,FLT_MIN,FLT_MIN);
  
  if ( PluginFunctions::targetCount() > 1 ) {
    QMessageBox::StandardButton button = QMessageBox::question( 0, tr("Use common BB?"), tr("Should the targets be scaled depending on their common Bounding Box?"),QMessageBox::Yes|QMessageBox::No);
    
    
    useCommonBB =  ( button == QMessageBox::Yes );
    double count = 0.0;

    if ( useCommonBB ) {
      
      // Compute cog for all objects
      for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it)  {
        ACG::Vec3d bb_min_tmp(0.0,0.0,0.0);
        ACG::Vec3d bb_max_tmp(0.0,0.0,0.0);
        
        if ( o_it->dataType( DATA_TRIANGLE_MESH )) {
          TriMesh& mesh = *PluginFunctions::triMesh(*o_it);
          getBB(mesh,bb_min_tmp,bb_max_tmp);
          bb_min.minimize(bb_min_tmp);
          bb_max.maximize(bb_max_tmp);
        }

        if ( o_it->dataType( DATA_POLY_MESH )) {
          PolyMesh& mesh = *PluginFunctions::polyMesh(*o_it);
          getBB(mesh,bb_min_tmp,bb_max_tmp);
          bb_min.minimize(bb_min_tmp);
          bb_max.maximize(bb_max_tmp);          
        }
      }
    }
    
  }
  
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  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it)  {
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    if ( useCommonBB ) {
      if ( o_it->dataType( DATA_TRIANGLE_MESH ) )
        unifyBBDiag(*PluginFunctions::triMesh(*o_it),bb_min,bb_max);
      else if ( o_it->dataType( DATA_POLY_MESH ) )
        unifyBBDiag(*PluginFunctions::polyMesh(*o_it),bb_min,bb_max);
    } else {
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      if ( o_it->dataType( DATA_TRIANGLE_MESH ) )
        unifyBBDiag(*PluginFunctions::triMesh(*o_it));
      else if ( o_it->dataType( DATA_POLY_MESH ) )
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        unifyBBDiag(*PluginFunctions::polyMesh(*o_it)); 
    }
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    emit updatedObject( o_it->id() );
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  }
       
  emit updateView();
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}


//------------------------------------------------------------------------------

/** \brief Update the Dialog with the last clicked manipulator
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 */
void MovePlugin::updateManipulatorDialog() {
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    BaseObjectData* object;
    if ( !PluginFunctions::getObject(lastActiveManipulator_ , object) ) {
	return;
    }
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    if ( object->manipulatorNode()->visible() ) {
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	// Get properties widget that corresponds to
        // to the last manipulated object
        movePropsWidget* pW = getDialogWidget(object);
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