Application: gvSIG desktop » gvSIG 3D

/* gvSIG 3D extension for gvSIG

 *

 * Copyright (C) 2012 Prodevelop.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program 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 General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *   Prodevelop, S.L.

 *   Pza. Don Juan de Villarrasa, 14 - 5

 *   46001 Valencia

 *   Spain

 *

 *   +34 963 510 612

 *   +34 963 510 968

 *   prode@prodevelop.es

 *   http://www.prodevelop.es

 */

/*

 * AUTHORS:

 * 2012 AI2 - Instituto Universitario de Automatica e Informatica Industrial.

 * Universitat Politecnica de Valencia (UPV)

 * http://www.ai2.upv.es

 */

package org.gvsig.gvsig3d.app.extension;

import java.awt.event.ComponentEvent;

import java.awt.event.ComponentListener;

import java.io.File;

import javax.swing.Icon;

import javax.swing.ImageIcon;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.plugins.Extension;

import org.gvsig.andami.ui.mdiFrame.JToolBarButton;

import org.gvsig.andami.ui.mdiManager.IWindow;

import org.gvsig.app.project.documents.view.ViewDocument;

import org.gvsig.fmap.dal.DataStore;

import org.gvsig.fmap.mapcontext.MapContext;

import org.gvsig.fmap.mapcontext.layers.FLayer;

import org.gvsig.fmap.mapcontext.layers.operations.SingleLayer;

import org.gvsig.gvsig3d.map3d.Layer3DProps;

import org.gvsig.gvsig3d.map3d.MapContext3D;

import org.gvsig.gvsig3d.navigation.NavigationMode;

import org.gvsig.gvsig3d.resources.ResourcesFactory;

import org.gvsig.osgvp.core.osg.Vec4;

import org.gvsig.osgvp.exceptions.node.NodeException;

import org.gvsig.osgvp.features.Text;

import org.gvsig.osgvp.manipulator.BasicInputHandler;

import org.gvsig.osgvp.manipulator.EditionManager;

import org.gvsig.osgvp.manipulator.RemoveAllSelectionCommand;

import org.gvsig.osgvp.terrain.TerrainCameraManipulator;

import org.gvsig.osgvp.terrain.TerrainViewer;

import org.gvsig.osgvp.viewer.IViewer;

import org.gvsig.osgvp.viewer.IViewerContainer;

/**

 * @author Jesus Zarzoso- jzarzoso@ai2.upv.es

 * @version $Id$

 * 

 */

public class EnableManipulation3DExtension extends Extension {

        private IViewerContainer _canvas3d = null;

        private Icon iconActivar = null;

        private Icon iconDesactivar = null;

        private TerrainViewer _terrainViewer;

        private Text _editionHud;

        private FLayer _lastActiveLayer = null;

        private HudResizeListener _resizeListener;

        private TerrainCameraManipulator _terrainCamera = null;

        private MapContext3D mc;

        private Layer3DProps props;

        private EditionManager em;

        private BasicInputHandler bh;

        private RemoveAllSelectionCommand _command;

        public void execute(String actionCommand) {

                FLayer layer = osgLayerActive();

                IViewer viewer = _canvas3d.getOSGViewer();

                if (layer != null) {

                        mc = ((MapContext3D) layer.getMapContext());

                        props = mc.getLayer3DProps(layer);

                        em = ((MapContext3D) layer.getMapContext())

                                        .getEditionManager(layer);

                        bh = ((MapContext3D) layer.getMapContext())

                        .getEditionHandler(layer);

                        if (actionCommand.equals("ENABLE_MANIPULATOR")) {

                                JToolBarButton b = (JToolBarButton) PluginServices

                                                .getMainFrame().getComponentByName("ENABLE_MANIP");

                                if (props.isEditing()) {

                                        endEditing();

                                        b.setIcon(iconActivar);

                                        removeMessageFromHud();

                                } else {

                                        startEditing();

                                        b.setIcon(iconDesactivar);

                                        addMessageToHud();

                                }

                        }

                }

        }

        private void startEditing() {

                props.setEditing(true);

                em.setEnabledHandlers(true);

                bh.setActive(true);

                IWindow view = PluginServices.getMDIManager().getActiveWindow();

                if (!(view instanceof DefaultView3DPanel))

                        return;

                DefaultView3DPanel vista3D = (DefaultView3DPanel) view;

                NavigationMode navMode = vista3D.getNavMode();

                _terrainCamera = (TerrainCameraManipulator) vista3D.getCanvas3d()

                                .getOSGViewer().getCameraManipulator();

                navMode.removeAllModes();

        }

        private void endEditing() {

                props.setEditing(false);

                _command = new RemoveAllSelectionCommand(em);

                _command.execute();

                em.setEnabledHandlers(false);

                bh.setActive(false);

                IWindow view = PluginServices.getMDIManager().getActiveWindow();

                if (!(view instanceof DefaultView3DPanel))

                        return;

                DefaultView3DPanel vista3D = (DefaultView3DPanel) view;

                NavigationMode navMode = vista3D.getNavMode();

                navMode.SetDefaultMode();

        }

        public void initialize() {

                PluginServices.getIconTheme().registerDefault(

                                "enable_manipulator",

                                this.getClass().getClassLoader()

                                                .getResource("images/pick2.png"));

                _resizeListener = new HudResizeListener();

        }

        public FLayer osgLayerActive() {

                FLayer activeLayer = null;

                // Getting view3

                IWindow view = PluginServices.getMDIManager().getActiveWindow();

                if ((view instanceof DefaultView3DPanel)) {

                        // Casting to View3D

                        DefaultView3DPanel vista3D = (DefaultView3DPanel) view;

                        _canvas3d = vista3D.getCanvas3d();

                        ViewDocument model = vista3D.getModel();

                        MapContext mapa = model.getMapContext();

                        FLayer[] activeLayers = mapa.getLayers().getActives();

                        if (activeLayers.length == 1) {

                                FLayer layer = activeLayers[0];

                                DataStore ds = ((SingleLayer) layer).getDataStore();

                                if (ds.getProviderName() == "OSG") {

                                        activeLayer = layer;

                                }

                        }

                }

                return activeLayer;

        }

        public boolean isEnabled() {

                FLayer layer = osgLayerActive();

                if (layer != null) {

                        JToolBarButton b = (JToolBarButton) PluginServices.getMainFrame()

                                        .getComponentByName("ENABLE_MANIP");

                        Layer3DProps props3D = ((MapContext3D) layer.getMapContext())

                                        .getLayer3DProps(layer);

                        // First see if the layer has changed, then disable

                        if (_lastActiveLayer != layer && layer != null

                                        && _lastActiveLayer != null) {

                                Layer3DProps lastProps3D = ((MapContext3D) layer

                                                .getMapContext()).getLayer3DProps(_lastActiveLayer);

                                lastProps3D.setEditing(false);

                                // lastCache.disableEditionListener();

                        }

                        if (!props3D.isEditing()) {

                                b.setIcon(iconActivar);

                                removeMessageFromHud();

                        } else {

                                b.setIcon(iconDesactivar);

                                addMessageToHud();

                        }

                        _lastActiveLayer = layer;

                        return true;

                } else {

                        removeMessageFromHud();

                        return false;

                }

        }

        public boolean isVisible() {

                FLayer layer = osgLayerActive();

                if (layer != null) {

                        return true;

                } else {

                        removeMessageFromHud();

                        return false;

                }

        }

        public void postInitialize() {

                File file = new File(this.getClass().getClassLoader()

                                .getResource("images").getFile());

                String path1 = file.getPath() + "/pick2.png";

                String path2 = file.getPath() + "/nopick2.png";

                iconActivar = new ImageIcon(path1);

                iconDesactivar = new ImageIcon(path2);

                initEditTextHud();

        }

        private void initEditTextHud() {

                // Seting up text

                try {

                        _editionHud = new Text();

                } catch (NodeException e) {

                        // TODO Auto-generated catch block

                        e.printStackTrace();

                }

                _editionHud.setCharacterSize(14);

                _editionHud.setColor(new Vec4(1.0f, 1.0f, 0.0f, 1.0f));

                _editionHud.setBackdropColor(1.0f, 1.0f, 0.0f, 1.0f);

                if (ResourcesFactory.exitsResouce("arial.ttf"))

                        _editionHud.setFont(ResourcesFactory.getResourcePath("arial.ttf"));

                else {

                        // TODO: This freeze the execution.. disable when working.

                        _editionHud.setFont("arial.ttf");

                }

                _editionHud.setPosition(0, 0, 0);

                _editionHud.setBackdropType(Text.BackdropType.OUTLINE);

                _editionHud.setAlignment(Text.AlignmentType.LEFT_CENTER);

                _editionHud

                                .setText(PluginServices.getText(this, "Hold_Control_Camera"));

        }

        public void addMessageToHud() {

                _terrainViewer = (TerrainViewer) _canvas3d.getOSGViewer();

                if (_terrainViewer != null) {

                        try {

                                if (_terrainViewer.getCameraHUD().getChildIndex(_editionHud) >= _terrainViewer

                                                .getCameraHUD().getNumChildren()) {

                                        _terrainViewer.addNodeToCameraHUD(_editionHud);

                                        _editionHud.setPosition(10, _canvas3d.getHeight() - 10, 0);

                                        _canvas3d.addComponentListener(_resizeListener);

                                }

                        } catch (NodeException e) {

                                // TODO Auto-generated catch block

                                e.printStackTrace();

                        }

                }

        }

        public void removeMessageFromHud() {

                if (_terrainViewer != null) {

                        try {

                                if (_terrainViewer.getCameraHUD().getChildIndex(_editionHud) < _terrainViewer

                                                .getCameraHUD().getNumChildren()) {

                                        _terrainViewer.removeNodeFromCameraHUD(_editionHud);

                                        _canvas3d.removeComponentListener(_resizeListener);

                                }

                        } catch (NodeException e) {

                                // TODO Auto-generated catch block

                                e.printStackTrace();

                        }

                }

        }

        public class HudResizeListener implements ComponentListener {

                public void componentResized(java.awt.event.ComponentEvent evt) {

                        _editionHud.setPosition(10, _canvas3d.getHeight() - 10, 0);

                }

                public void componentHidden(ComponentEvent arg0) {

                        _editionHud.setPosition(10, _canvas3d.getHeight() - 10, 0);

                }

                public void componentMoved(ComponentEvent arg0) {

                        _editionHud.setPosition(10, _canvas3d.getHeight() - 10, 0);

                }

                public void componentShown(ComponentEvent arg0) {

                        _editionHud.setPosition(10, _canvas3d.getHeight() - 10, 0);

                }

        }

}