/*
 *    GeoTools - The Open Source Java GIS Toolkit
 *    http://geotools.org
 * 
 *    (C) 2002-2008, Open Source Geospatial Foundation (OSGeo)
 *
 *    This library 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;
 *    version 2.1 of the License.
 *
 *    This library 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.
 */
package org.geotools.gui.swing.style;

import java.awt.Point;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;

import java.util.Map;
import javax.swing.JComponent;

import org.geotools.map.MapLayer;
import org.geotools.styling.FeatureTypeStyle;
import org.geotools.styling.PointSymbolizer;
import org.geotools.styling.Rule;
import org.geotools.styling.Style;
import org.geotools.styling.StyleBuilder;
import org.geotools.styling.Symbolizer;

/**
 * Point symbolizer edition panel
 * 
 * @author Johann Sorel
 *
 * @source $URL$
 */
public class JPointSymbolizerPane extends javax.swing.JPanel implements org.geotools.gui.swing.style.SymbolizerPane<PointSymbolizer> {

    private PointSymbolizer symbol = null;
    private MapLayer layer = null;

    public JPointSymbolizerPane() {
        initComponents();
        init();
    }

    public void apply() {

        if (symbol != null) {
            symbol.setGraphic(guiGraphic.getEdited());
        }
    }

    private void init() {

        tab_demo.addMouseListener(new MouseListener() {

            public void mouseClicked(MouseEvent e) {
                int ligne;
                Point p = e.getPoint();
                ligne = tab_demo.rowAtPoint(p);
                if (ligne < tab_demo.getModel().getRowCount() && ligne >= 0) {
                    setEdited((PointSymbolizer) tab_demo.getModel().getValueAt(ligne, 0));
                }
            }

            public void mousePressed(MouseEvent e) {
            }

            public void mouseReleased(MouseEvent e) {
            }

            public void mouseEntered(MouseEvent e) {
            }

            public void mouseExited(MouseEvent e) {
            }
        });
    }

    public void setDemoSymbolizers(Map<PointSymbolizer, String> symbols) {
        tab_demo.setMap(symbols);
    }

    public Map<PointSymbolizer, String> getDemoSymbolizers() {
        return tab_demo.getMap();
    }

    public void setLayer(MapLayer layer) {
        this.layer = layer;
        guiGraphic.setLayer(layer);
    }

    public MapLayer getLayer() {
        return layer;
    }

    public void setEdited(PointSymbolizer sym) {
        if (sym instanceof PointSymbolizer) {
            StyleBuilder sb = new StyleBuilder();
            symbol = (PointSymbolizer) sym;

            guiGraphic.setEdited(symbol.getGraphic());            
            //that's ilogic to have a geom name here
            // the graphic of the point symbolizer also have a geom name field
            // symbol.getGeometryPropertyName();

        }
    }

    public PointSymbolizer getEdited() {

        if (symbol == null) {
            symbol = new StyleBuilder().createPointSymbolizer();
        }
        apply();
        return symbol;
    }

    public void setStyle(Style style) {
        FeatureTypeStyle[] sty = style.getFeatureTypeStyles();

        Rule[] rules = sty[0].getRules();
        for (int i = 0; i < rules.length; i++) {
            Rule r = rules[i];

            //on regarde si la regle s'applique au maplayer (s'il n'y a aucun filtre)
            if (r.getFilter() == null) {
                Symbolizer[] symbolizers = r.getSymbolizers();
                for (int j = 0; j < symbolizers.length; j++) {
                    
                    if (symbolizers[j] instanceof PointSymbolizer) {
                        setEdited((PointSymbolizer)symbolizers[j]);
                    }
                }
            }
        }
    }

    public Style getStyle() {
        StyleBuilder sb = new StyleBuilder();
        Style style = sb.createStyle();
        style.addFeatureTypeStyle(sb.createFeatureTypeStyle(getEdited()));
        return style;
    }

    public JComponent getComponent() {
        return this;
    }

    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        jScrollPane1 = new javax.swing.JScrollPane();
        tab_demo = new org.geotools.gui.swing.style.sld.JDemoTable();
        jScrollPane2 = new javax.swing.JScrollPane();
        guiGraphic = new org.geotools.gui.swing.style.sld.JGraphicPane();

        setLayout(new java.awt.BorderLayout());

        jScrollPane1.setBorder(javax.swing.BorderFactory.createBevelBorder(javax.swing.border.BevelBorder.LOWERED));
        jScrollPane1.setPreferredSize(new java.awt.Dimension(0, 0));

        tab_demo.setPreferredSize(new java.awt.Dimension(100, 100));
        jScrollPane1.setViewportView(tab_demo);

        add(jScrollPane1, java.awt.BorderLayout.CENTER);

        jScrollPane2.setBorder(null);
        jScrollPane2.setViewportBorder(null);

        guiGraphic.setBorder(null);
        jScrollPane2.setViewportView(guiGraphic);

        add(jScrollPane2, java.awt.BorderLayout.WEST);
    }// </editor-fold>//GEN-END:initComponents

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private org.geotools.gui.swing.style.sld.JGraphicPane guiGraphic;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JScrollPane jScrollPane2;
    private org.geotools.gui.swing.style.sld.JDemoTable tab_demo;
    // End of variables declaration//GEN-END:variables
}