Application: gvSIG desktop » gvSIG raster

package org.gvsig.raster.tools.app.mainplugin;

import java.awt.Dimension;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.JOptionPane;

import org.apache.commons.lang3.StringUtils;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.gvsig.andami.IconThemeHelper;

import org.gvsig.andami.plugins.Extension;

import org.gvsig.app.ApplicationLocator;

import org.gvsig.app.ApplicationManager;

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

import org.gvsig.app.project.documents.view.gui.IView;

import org.gvsig.fmap.mapcontrol.MapControl;

import org.gvsig.raster.lib.buffer.api.exceptions.BufferException;

import org.gvsig.raster.swing.buffer.RasterSwingBufferLocator;

import org.gvsig.raster.swing.buffer.RasterSwingBufferManager;

import org.gvsig.raster.swing.buffer.save.SaveBufferDialog;

import org.gvsig.raster.tools.lib.api.exceptions.RasterToolException;

import org.gvsig.raster.tools.swing.api.RasterToolsSwingLocator;

import org.gvsig.raster.tools.swing.api.RasterToolsSwingManager;

import org.gvsig.raster.tools.swing.api.viewclip.ViewClipPanel;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.i18n.I18nManager;

import org.gvsig.tools.swing.api.ToolsSwingLocator;

import org.gvsig.tools.swing.api.threadsafedialogs.ThreadSafeDialogsManager;

import org.gvsig.tools.swing.api.windowmanager.Dialog;

import org.gvsig.tools.swing.api.windowmanager.WindowManager;

import org.gvsig.tools.swing.api.windowmanager.WindowManager_v2;

/**

 *

 * @author fdiaz

 *

 */

public class ViewClipExtension extends Extension {

    private static final Logger logger = LoggerFactory.getLogger(ViewClipExtension.class);

//    public static final String VIEW_CLIP_TOOL_NAME = "view-clip-tool";

    @Override

    public void initialize() {

        IconThemeHelper.registerIcon("action", "view-clip-icon", this);

        IconThemeHelper.registerIcon("clip", "downright", this);

        IconThemeHelper.registerIcon("clip", "upleft", this);

    }

    @Override

    public void execute(String actionCommand) {

        if (StringUtils.equalsIgnoreCase(actionCommand, "view-clip")) {

            IView view = getActiveView();

            MapControl mapControl = view.getMapControl();

            final WindowManager_v2 winManager = (WindowManager_v2) ToolsSwingLocator.getWindowManager();

            final RasterToolsSwingManager manager = RasterToolsSwingLocator.getSwingManager();

            final I18nManager i18nManager = ToolsLocator.getI18nManager();

            final ViewClipPanel panel;

            try {

                panel = manager.createViewClipPanel();

                panel.asJComponent().setPreferredSize(new Dimension(500, 250));

                panel.set(mapControl);

            } catch (RasterToolException e2) {

                logger.error("Error creating panel", e2);

                JOptionPane.showMessageDialog(

                    null,

                    new StringBuilder().append(i18nManager.getTranslation("error_creating_panel")).append(":")

                        .append(e2.getLocalizedMessage()), i18nManager.getTranslation("error"),

                    JOptionPane.ERROR_MESSAGE);

                return;

            }

            final Dialog dialog =

                winManager.createDialog(panel.asJComponent(), i18nManager.getTranslation("view_clip"), null,

                    WindowManager_v2.BUTTONS_APPLY_OK_CANCEL);

            dialog.addActionListener(new ActionListener() {

                @Override

                public void actionPerformed(ActionEvent e) {

                    switch (dialog.getAction()) {

                    case WindowManager_v2.BUTTON_APPLY:

                        doClip(panel);

                        break;

                    case WindowManager_v2.BUTTON_OK:

                        if (doClip(panel)) {

                            panel.asJComponent().setVisible(false);

                        }

                        break;

                    case WindowManager_v2.BUTTON_CANCEL:

                        panel.asJComponent().setVisible(false);

                        break;

                    }

                }

            });

            dialog.show(WindowManager.MODE.WINDOW);

        }

    }

    private boolean doClip(ViewClipPanel panel) {

        ThreadSafeDialogsManager dlgManager = ToolsSwingLocator.getThreadSafeDialogsManager();

        RasterSwingBufferManager rasterSwingBufferManager = RasterSwingBufferLocator.getSwingManager();

        SaveBufferDialog saveBufferDialog = rasterSwingBufferManager.createSaveBufferDialog();

        try {

            panel.fetch(saveBufferDialog);

        } catch (BufferException e) {

            logger.warn("Can't create raster clip.", e);

            String message = "_cant_create_raster_clip";

            String title = "_error_creating_clip";

            dlgManager.messageDialog(message, title, JOptionPane.WARNING_MESSAGE);

            return false;

        }

        saveBufferDialog.showDialog(null);

        return true;

    }

    @Override

    public boolean isEnabled() {

        IView view = getActiveView();

        if (view!=null){

            MapControl mapControl = view.getMapControl();

            if(mapControl.hasTool(ViewClipPanel.VIEW_CLIP_TOOL_NAME)){

                return false;

            }

            ViewDocument viewDocument = view.getViewDocument();

            return viewDocument.getMapContext().hasLayers();

        }

        return false;

    }

    @Override

    public boolean isVisible() {

        IView view = getActiveView();

        if (view!=null){

            ViewDocument viewDocument = view.getViewDocument();

            return viewDocument!=null;

        }

        return false;

    }

    private IView getActiveView() {

        ApplicationManager application = ApplicationLocator.getManager();

        IView view = (IView) application.getActiveComponent(ViewDocument.class);

        return view;

    }

}