- added initial version of the material picker plugin

- NOTE: the picked material list is not persistent yet

refs #1148

git-svn-id: http://www.openflipper.org/svnrepo/OpenFlipper/branches/Free@15654 383ad7c9-94d9-4d36-a494-682f7c89f535

Plugin-Ruler/MaterialPicker.cc

+/*===========================================================================*\
+*                                                                            *
+*                              OpenFlipper                                   *
+*      Copyright (C) 2001-2011 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/>.                                       *
+*                                                                            *
+\*===========================================================================*/
+
+/*===========================================================================*\
+*                                                                            *
+*   $Revision: 14395 $                                                       *
+*   $LastChangedBy: moeller $                                                *
+*   $Date: 2012-04-16 14:46:02 +0200 (Mon, 16 Apr 2012) $                     *
+*                                                                            *
+\*===========================================================================*/
+
+
+#include "MaterialPicker.hh"
+
+#include <OpenFlipper/BasePlugin/PluginFunctions.hh>
+
+//------------------------------------------------------------------------------
+MaterialPicker::MaterialPicker()
+  :
+  pickModeName_("MaterialPicker"),
+  pickMaterialButton_(0),
+  fillMaterialButton_(0),
+  materialListWidget_(0),
+  pickMaterial_(false),
+  fillMaterial_(false)
+{
+}
+
+//------------------------------------------------------------------------------
+
+MaterialPicker::~MaterialPicker() {
+
+}
+
+//------------------------------------------------------------------------------
+
+void MaterialPicker::initializePlugin() {
+   QWidget* toolBox = new QWidget();
+   QBoxLayout* layout = new QBoxLayout(QBoxLayout::TopToBottom, toolBox);
+   QGridLayout* grid = new QGridLayout();
+
+   pickMaterialButton_ = new QPushButton("&pick Material", toolBox);
+   fillMaterialButton_ = new QPushButton("&fill Material", toolBox);
+   QPushButton* clearListButton =  new QPushButton("clear list", toolBox);
+
+   pickMaterialButton_->setCheckable(true);
+   fillMaterialButton_->setCheckable(true);
+
+   QLabel* materials = new QLabel("Materials:");
+
+   materialListWidget_ = new QListWidget(toolBox);
+
+   layout->addWidget(materials);
+   layout->addWidget(materialListWidget_);
+   layout->addWidget(clearListButton);
+   grid->addWidget(pickMaterialButton_, 0, 0);
+   grid->addWidget(fillMaterialButton_, 0, 1);
+
+   layout->addLayout(grid);
+
+   connect(pickMaterialButton_, SIGNAL(clicked()), this, SLOT(slotPickMaterialMode()));
+   connect(fillMaterialButton_, SIGNAL(clicked()), this, SLOT(slotFillMaterialMode()));
+   connect(clearListButton, SIGNAL(clicked()), this, SLOT(clearList()));
+   connect(materialListWidget_, SIGNAL(itemDoubleClicked(QListWidgetItem*)), this, SLOT(editMode(QListWidgetItem*)));
+
+   emit addToolbox( tr("Material Picker"), toolBox);
+}
+
+//------------------------------------------------------------------------------
+
+void MaterialPicker::clearList() {
+  materialListWidget_->clear();
+  materialList_.clear();
+}
+
+//------------------------------------------------------------------------------
+
+void MaterialPicker::slotPickMaterialMode() {
+  pickMaterialButton_->setChecked(true);
+  fillMaterialButton_->setChecked(false);
+  pickMaterial_ = true;
+  fillMaterial_ = false;
+
+  PluginFunctions::actionMode( Viewer::PickingMode );
+  PluginFunctions::pickMode(pickModeName_);
+}
+
+//------------------------------------------------------------------------------
+
+void MaterialPicker::slotFillMaterialMode() {
+  fillMaterialButton_->setChecked(true);
+  pickMaterialButton_->setChecked(false);
+  fillMaterial_ = true;
+  pickMaterial_ = false;
+
+  PluginFunctions::actionMode( Viewer::PickingMode );
+  PluginFunctions::pickMode(pickModeName_);
+}
+
+//------------------------------------------------------------------------------
+
+void MaterialPicker::pluginsInitialized() {
+  emit addPickMode(pickModeName_);
+}
+
+//------------------------------------------------------------------------------
+
+void MaterialPicker::slotMouseEvent(QMouseEvent* _event) {
+  if ( PluginFunctions::pickMode() != pickModeName_)
+    return;
+
+  if (_event->type() == QEvent::MouseButtonPress) {
+    unsigned int node_idx, target_idx;
+    OpenMesh::Vec3d hitPoint;
+
+    // Get picked object's identifier by picking in scenegraph
+    if ( PluginFunctions::scenegraphPick(ACG::SceneGraph::PICK_ANYTHING ,_event->pos(), node_idx, target_idx, &hitPoint) ){
+      BaseObjectData* object;
+      if ( PluginFunctions::getPickedObject(node_idx, object) ) {
+
+        // pick material
+        if ( pickMaterial_ && !fillMaterial_ ) {
+          MaterialNode* material = object->materialNode();
+
+          if (material) {
+
+            // store the material information
+            MaterialInfo materialInfo;
+            materialInfo.color_material = material->colorMaterial();
+            materialInfo.base_color = material->base_color();
+            materialInfo.ambient_color = material->ambient_color();
+            materialInfo.diffuse_color = material->diffuse_color();
+            materialInfo.specular_color = material->specular_color();
+            materialInfo.shininess = material->shininess();
+            materialInfo.reflectance = material->reflectance();
+
+            // update list widget and material list
+            materialListWidget_->addItem( QString("material id: %1").arg(material->id()) );
+            materialListWidget_->setCurrentItem( materialListWidget_->item(materialListWidget_->count() - 1) );
+
+            materialList_.push_back(materialInfo);
+
+          }
+
+        // apply material from current item in list widget to picked object
+        } else if ( fillMaterial_ && !pickMaterial_ ){
+          MaterialNode* material = object->materialNode();
+
+          if (material) {
+
+            int row = materialListWidget_->currentRow();
+            material->colorMaterial(materialList_[row].color_material);
+            material->set_base_color(materialList_[row].base_color);
+            material->set_ambient_color(materialList_[row].ambient_color);
+            material->set_diffuse_color(materialList_[row].diffuse_color);
+            material->set_specular_color(materialList_[row].specular_color);
+            material->set_shininess(materialList_[row].shininess);
+            material->set_reflectance(materialList_[row].reflectance);
+
+          }
+        }
+      }
+    }
+  }
+}
+
+//------------------------------------------------------------------------------
+
+void MaterialPicker::editMode(QListWidgetItem* _item) {
+  _item->setFlags(_item->flags() | Qt::ItemIsEditable);
+  materialListWidget_->editItem(_item);
+}
+
+//------------------------------------------------------------------------------
+
+void MaterialPicker::slotPickModeChanged(const std::string& _mode) {
+  pickMaterialButton_->setChecked( _mode == pickModeName_ && pickMaterial_ );
+  fillMaterialButton_->setChecked( _mode == pickModeName_ && fillMaterial_ );
+}
+
+Q_EXPORT_PLUGIN2( materialPicker , MaterialPicker );

Plugin-Ruler/MaterialPicker.hh

+/*===========================================================================*\
+*                                                                            *
+*                              OpenFlipper                                   *
+*      Copyright (C) 2001-2011 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/>.                                       *
+*                                                                            *
+\*===========================================================================*/
+
+/*===========================================================================*\
+*                                                                            *
+*   $Revision: 14388 $                                                       *
+*   $LastChangedBy: moeller $                                                *
+*   $Date: 2012-04-16 12:55:37 +0200 (Mon, 16 Apr 2012) $                     *
+*                                                                            *
+\*===========================================================================*/
+
+#ifndef MATERIALPICKER_HH
+#define MATERIALPICKER_HH
+
+#include <QObject>
+#include <QString>
+
+#include <OpenFlipper/BasePlugin/BaseInterface.hh>
+#include <OpenFlipper/BasePlugin/MouseInterface.hh>
+#include <OpenFlipper/BasePlugin/PickingInterface.hh>
+#include <OpenFlipper/BasePlugin/ToolboxInterface.hh>
+
+#include <OpenFlipper/common/Types.hh>
+
+struct MaterialInfo
+{
+   bool color_material;
+   ACG::Vec4f base_color;
+   ACG::Vec4f ambient_color;
+   ACG::Vec4f diffuse_color;
+   ACG::Vec4f specular_color;
+   float shininess;
+   double reflectance;
+};
+
+class MaterialPicker : public QObject, BaseInterface, MouseInterface, PickingInterface, ToolboxInterface
+{
+  Q_OBJECT
+  Q_INTERFACES(BaseInterface)
+  Q_INTERFACES(MouseInterface)
+  Q_INTERFACES(PickingInterface)
+  Q_INTERFACES(ToolboxInterface)
+
+signals:
+  void addPickMode(const std::string &_mode);
+
+  void updateView();
+
+  void addToolbox(QString _name, QWidget* _widget);
+
+public slots:
+
+  void slotMouseEvent(QMouseEvent* _event);
+
+  void slotPickModeChanged(const std::string& _mode);
+
+public:
+
+  MaterialPicker();
+  ~MaterialPicker();
+
+  QString name(){return QString("MaterialPicker");}
+  QString description(){return QString("Pick to store and set materials.");}
+
+private:
+
+  const std::string pickModeName_;
+
+  QPushButton* pickMaterialButton_;
+  QPushButton* fillMaterialButton_;
+  QListWidget* materialListWidget_;
+
+  QVector<MaterialInfo> materialList_;
+
+  /// stores the state of the pick material button
+  bool pickMaterial_;
+  /// stores the state of the fill material button
+  bool fillMaterial_;
+
+private slots:
+
+  void initializePlugin();
+
+  void pluginsInitialized();
+
+  void slotPickMaterialMode();
+
+  void slotFillMaterialMode();
+
+  /// items can be renamed by double clicking them
+  void editMode(QListWidgetItem* _item);
+
+  void clearList();
+
+public slots:
+  QString version(){ return QString("1.0"); }
+};
+
+
+#endif //MATERIALPICKER_HH