Application: gvSIG desktop » gvSIG Document Layout

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 *

 * 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., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 */

package org.gvsig.layout.mapbox.fframe;

import java.awt.BasicStroke;

import java.awt.Color;

import java.awt.Graphics2D;

import java.awt.geom.AffineTransform;

import java.awt.geom.Point2D;

import java.awt.geom.Rectangle2D;

import java.awt.image.BufferedImage;

import java.util.Collections;

import java.util.List;

import org.apache.commons.math.util.MathUtils;

import org.gvsig.andami.PluginServices;

import org.gvsig.app.project.documents.layout.FLayoutUtilities;

import org.gvsig.app.project.documents.layout.fframes.*;

import org.gvsig.compat.print.PrintAttributes;

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.mapcontrol.tools.Events.PointEvent;

import org.gvsig.layout.mapbox.model.Cell;

import org.gvsig.layout.mapbox.model.Dimension2DDouble;

import org.gvsig.layout.mapbox.model.MapBoxModel;

import org.gvsig.layout.mapbox.model.SelectionCell;

import org.gvsig.layout.mapbox.model.SelectionCellImpl;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.dynobject.DynStruct;

import org.gvsig.tools.lang.CloneableUtils;

import org.gvsig.tools.persistence.PersistenceManager;

import org.gvsig.tools.persistence.PersistentState;

import org.gvsig.tools.persistence.exception.PersistenceException;

/**

 * FFrame para introducir una imagen en el Layout o para dibujar sobre el

 * graphics un SVG.

 * 

 * @author gvSIG Team

 */

public class FFrameMapBox extends FFrame {

    public static final String PERSISTENCE_DEFINITION_NAME = "FFrameMapBox";

    public static final double PIXELS_TOLERANCE = 2.0;

    public static final double MAPBOX_EPSILON = 0.001;

    private MapBoxModel model;

    private SelectionCell selection;

    /**

     * Creates a new FFrameMapBox object.

     */

    public FFrameMapBox() {

        this.selection = new SelectionCellImpl();

    }

    public void setModel(MapBoxModel model) {

        this.model = model;

    }

    public MapBoxModel getModel() {

        return this.model;

    }

    public SelectionCell getSelection() {

        return this.selection;

    }

    public List<Cell> getSelectedCells() {

        Rectangle2D r = ((SelectionCellImpl)selection).getRectangle();

        if(r == null){

            return Collections.EMPTY_LIST;

        }

        return this.model.getCells(r);

    }

    /**

     * M?todo que dibuja sobre el graphics que se le pasa como par?metro, seg?n

     * la transformada afin que se debe de aplicar y el rect?ngulo que se debe

     * de dibujar.

     * 

     * @param g

     *            Graphics

     * @param at

     *            Transformada afin.

     * @param rv

     *            rect?ngulo sobre el que hacer un clip.

     * @param imgBase

     *            Imagen para acelerar el dibujado.

     */

    @Override

    public void draw(Graphics2D g, AffineTransform at, Rectangle2D rv,

        BufferedImage imgBase) {

        draw(g, at);

    }

    public void draw(Graphics2D g, AffineTransform at) {

        if(this.model == null) {

            return;

        }

        Rectangle2D.Double r = getBoundingBox(at);

        g.rotate(

            Math.toRadians(getRotation()), 

            r.x + (r.width / 2), 

            r.y + (r.height / 2)

        );

        g.setColor(Color.BLACK);

        List<Cell> selectedCells = this.getSelectedCells();

        for (Cell cell : this.model.getCells()) {

            drawCell(g, cell, getBoundBox(), selectedCells.contains(cell));

        }

        for (Cell cell : selectedCells) {

            drawCell(g, cell, getBoundBox(), true);

        }

        drawFrame(g, r);

        g.rotate(Math.toRadians(-getRotation()), r.x + (r.width / 2), r.y

            + (r.height / 2));

    }

    public void drawCell(Graphics2D g, Cell cell, Rectangle2D rect, boolean selected) {

        Rectangle2D cellRect = cell.getRectangle();

        Rectangle2D r2 = new Rectangle2D.Double(

            (cellRect.getX()+rect.getX()), 

            (cellRect.getY()+rect.getY()), 

            cellRect.getWidth(), 

            cellRect.getHeight());

        Rectangle2D r = FLayoutUtilities.fromSheetRect(r2, lastAT);

        if(selected){

            g.setColor(Color.yellow.brighter());

            g.fillRect((int) (r.getX()), (int) (r.getY()), (int) r.getWidth(), (int) r.getHeight());

            g.setColor(Color.yellow.darker());

        } else {

            g.setColor(Color.black);

        }

        g.setStroke(new BasicStroke(2));

        g.drawRect((int) (r.getX()), (int) (r.getY()), (int) r.getWidth(), (int) r.getHeight());

        g.setColor(Color.black);

    }

    private void drawFrame(Graphics2D g, Rectangle2D r) {

        g.setColor(Color.black);

        g.setStroke(new BasicStroke(2));

        g.drawRect((int) (r.getX()), (int) (r.getY()), (int) r.getWidth(), (int) r.getHeight());

        g.setColor(Color.black);

    }

    /**

     * @see org.gvsig.app.project.documents.layout.fframes.IFFrame#getNameFFrame()

     */

    @Override

    public String getNameFFrame() {

        return PluginServices.getText(this, "_Map_box") + num;

    }

    @Override

    public String getName() {

        return PERSISTENCE_DEFINITION_NAME;

    }

    public void initialize() {

        // TODO Auto-generated method stub

    }

    public void cloneActions(IFFrame frame) {

    }

    @Override

    public void print(Graphics2D g, AffineTransform at, Geometry geom,

        PrintAttributes properties) {

        draw(g, at, null, null);

    }

    public static void registerPersistent() {

        PersistenceManager manager = ToolsLocator.getPersistenceManager();

        if (manager.getDefinition(PERSISTENCE_DEFINITION_NAME) == null) {

            DynStruct definition =

                manager.addDefinition(FFrameMapBox.class,

                    PERSISTENCE_DEFINITION_NAME,

                    "FFrameMapBox persistence definition", null, null);

            definition.extend(manager

                .getDefinition(FFrame.PERSISTENCE_DEFINITION_NAME));

            definition.addDynFieldObject("model").setClassOfValue(MapBoxModel.class).setMandatory(true);

            definition.addDynFieldObject("selection").setClassOfValue(SelectionCell.class).setDefaultFieldValue(null).setMandatory(false);

        }

    }

    @Override

    public void loadFromState(PersistentState state)

        throws PersistenceException {

        super.loadFromState(state);

        model = (MapBoxModel) state.get("model");

        selection = (SelectionCell) state.get("selection");

        if(selection == null){

            this.selection = new SelectionCellImpl();

        }

    }

    @Override

    public void saveToState(PersistentState state) throws PersistenceException {

        super.saveToState(state);

        state.set("model", model);

        state.set("selection", selection);

    }

    @Override

    public Object clone() throws CloneNotSupportedException {

        FFrameMapBox x = (FFrameMapBox) super.clone();

        x.model = (MapBoxModel) CloneableUtils.cloneQuietly(this.model);

        x.selection = (SelectionCell) CloneableUtils.cloneQuietly(this.selection);

        return x;

    }

    @Override

    public void setBoundBox(Rectangle2D r) {

        if(model != null) {

            model.resize(new Dimension2DDouble(r.getWidth(), r.getHeight()));

        }

        super.setBoundBox(r);

    }

    public void moveVerticalLine(double x0, double x1){

        model.moveVerticalLine(x0, x1);

        if (MathUtils.equals(x0, 0d, MAPBOX_EPSILON)) {

            this.m_BoundBox.x += x1;

            this.m_BoundBox.width -= (x1-x0);

        }

        if(MathUtils.equals(x0, this.m_BoundBox.width, MAPBOX_EPSILON)) {

            this.m_BoundBox.width = x1;

        }

    }

    public void moveHorizontalLine(double y0, double y1){

        model.moveHorizontalLine(y0, y1);

        if (MathUtils.equals(y0, 0d, MAPBOX_EPSILON)) {

            this.m_BoundBox.y += y1;

            this.m_BoundBox.height -= (y1-y0);

        }

        if(MathUtils.equals(y0, this.m_BoundBox.height, MAPBOX_EPSILON)) {

            this.m_BoundBox.height = y1;

        }

    }

    public void click(PointEvent event) {

    }

    public void drag(Point2D.Double toSheetPoint) {

        throw new UnsupportedOperationException("Not supported yet."); // Generated from nbfs://nbhost/SystemFileSystem/Templates/Classes/Code/GeneratedMethodBody

    }

    public Point2D.Double fromSheetPointToMapBoxPoint(Point2D.Double sheetPoint) {

        return new Point2D.Double(

            sheetPoint.x - this.m_BoundBox.x,

            sheetPoint.y - this.m_BoundBox.y

        );

    }

    public Point2D.Double fromMapBoxPointToSheetPoint(Point2D.Double mapBoxPoint) {

        return new Point2D.Double(

            this.m_BoundBox.x + mapBoxPoint.x,

            this.m_BoundBox.y + mapBoxPoint.y

        );

    }

}