/* 
 
Copyright 2006 Eric Hakenholz

This file is part of C.a.R. software.

    C.a.R. is a 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, version 3 of the License.

    C.a.R. 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, see <http://www.gnu.org/licenses/>.
 
 */
 
 
 package eric;

import java.awt.AlphaComposite;
import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Graphics2D;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.ArrayList;

import javax.swing.BorderFactory;
import javax.swing.JButton;
import eric.JEricPanel;
import javax.swing.SwingConstants;

import rene.gui.Global;
import rene.zirkel.construction.Construction;
import rene.zirkel.objects.ConstructionObject;

/**
 * 
 * @author erichake
 */
public class JPointName {
	// private String StartLetter="\u03b6";
	private static String GenericLetter = "P";
	private static String majLettersSet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
	private static String minLettersSet = "abcdefghijklmnopqrstuvwxyz";
	private static String greekmajLettersSet = "\u0391\u0392\u0393\u0394\u0395\u0396"
		+ "\u0397\u0398\u0399\u039A\u039B\u039C\u039D\u039E\u039F\u03A0\u03A1\u03A3"
		+ "\u03A4\u03A5\u03A6\u03A7\u03A8\u03A9";
	private static String greekminLettersSet = "\u03B1\u03B2\u03B3\u03B4\u03B5\u03B6\u03B7\u03B8\u03B9"
		+ "\u03BA\u03BB\u03BC\u03BD\u03BE\u03BF\u03C0\u03C1\u03C3\u03C4\u03C5\u03C6"
		+ "\u03C7\u03C8\u03C9";
	private static ArrayList LettersSet = new ArrayList();

	private String LetterSuffix = "";
	// Ct should be the ZF.ZC.getConstruction() object :
	private Construction ZCcn = null;
	private JButton PaletteBtn = null;
	private JZirkelCanvas JZF = null;

	public static int minLettersSetCode = 1;

	// private String Letters=majLettersSet;
	// 0:majLettersSet , 1:minLettersSet , 2:greekmajLettersSet ,
	// 3:greekminLettersSet
	private int LetterSetCode = 0;
	private int StartLetter = 0;

	/**
	 * Creates a new instance of JPointLabel
	 * 
	 * @param jzf
	 */
	public JPointName(final JZirkelCanvas jzf) {
		JZF = jzf;
		ZCcn = JZF.getZF().ZC.getConstruction();
		PaletteBtn = new JPaletteButton(JZF);
	}

	public JPointName() {
		LettersSet.add(majLettersSet);
		LettersSet.add(minLettersSet);
		LettersSet.add(greekmajLettersSet);
		LettersSet.add(greekminLettersSet);
	}

	public String getCurrentLetterSet() {
		return (String) LettersSet.get(LetterSetCode);
	}

	public int getCurrentLetterSetCode() {
		return LetterSetCode;
	}

	static void fixsize(final Component cp, final int w, final int h) {
		final Dimension d = new Dimension(w, h);
		cp.setMaximumSize(d);
		cp.setMinimumSize(d);
		cp.setPreferredSize(d);
		cp.setSize(d);
	}

        public JButton getPaletteButton(){
            return PaletteBtn;
        }

	public void addPaletteJLabel(final JEricPanel jp) {
		fixsize(PaletteBtn, 28, jp.getSize().height);
		jp.add(PaletteBtn);
	}

	public void setEnabledJLabel(final boolean bool) {
		PaletteBtn.setEnabled(bool);

	}

	public void addSuffixChar() {
		if (LetterSuffix.equals("''"))
			LetterSuffix = "";
		else
			LetterSuffix += "'";
	}

	void setSuffixChar(final String suff) {
		LetterSuffix = suff;
	}

	public static String getGenericName(final Construction myC) {
		int i = 1;
		ConstructionObject o = myC.find(GenericLetter + i);
		while (o != null) {
			i++;
			o = myC.find(GenericLetter + i);
		}
		
		return (GenericLetter + i);
	}

	public String getBetterName(final Construction myC,
			final boolean setPaletteTxt) {
		final String Letters = getCurrentLetterSet();
		String s = Letters.substring(StartLetter, StartLetter + 1);
		if (ZCcn == null) {
			s = getGenericName(myC);
		} else if (Global.getParameter("options.point.shownames", false)) {
			int i = Letters.indexOf(s);
			final int k = i;
			s += LetterSuffix;
			ConstructionObject o = ZCcn.find(s);
			while ((i < (Letters.length() - 1)) && (o != null)) {
				i++;
				s = Letters.substring(i, i + 1) + LetterSuffix;
				o = ZCcn.find(s);
			}
			
			i = -1;
			while ((i < k) && (o != null)) {
				i++;
				s = Letters.substring(i, i + 1) + LetterSuffix;
				o = ZCcn.find(s);
			}
			
			if (o != null) {
				s = getGenericName(ZCcn);
			}

		} else
			s = getGenericName(ZCcn);
		if ((PaletteBtn != null) && (setPaletteTxt))
			PaletteBtn.setText(s);
		return s;
	}

	public static int findSet(final String s) {
		for (int i = 0; i < LettersSet.size(); i++) {
			final String mySet = (String) LettersSet.get(i);
			if (mySet.indexOf(s) != -1)
				return i;
		}
		return -1;
	}

	public boolean isLetterAllowed(final String s) {
		return (getCurrentLetterSet().indexOf(s) != -1);
	}

	public boolean isLetterAccepted(final String s) {
		if (ZCcn != null)
			return (ZCcn.find(s) == null);
		else
			return false;
	}

	public String setStartLetter(final String s) {
		if (isLetterAllowed(s)) {
			StartLetter = getCurrentLetterSet().indexOf(s);
		}
		
		return getBetterName(null, true);
	}

	public String setLetterSet(final int i) {
		LetterSetCode = i;
		StartLetter = 0;
		return getBetterName(null, true);
	}

}

class JPaletteButton extends JButton implements MouseListener {
	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;
	private final JZirkelCanvas JZF;
	int[] x = { 0, 10, 0 };
	int[] y = { 0, 10, 10 };

	@Override
	public void paintComponent(final java.awt.Graphics g) {

		final Dimension d = this.getSize();

		final int sze = 6;
		x[0] = d.width - sze;
		y[0] = d.height;
		x[1] = d.width;
		y[1] = d.height - sze;
		x[2] = d.width;
		y[2] = d.height;
		final Graphics2D g2 = (Graphics2D) g;

		g2.setComposite(AlphaComposite.SrcOver);
		g2.setColor(new Color(50, 50, 50));
		g2.fillPolygon(x, y, 3);

		g2
		.setComposite(AlphaComposite.getInstance(
				AlphaComposite.SRC_OVER, 1f));
		super.paintComponent(g);
	}

	public JPaletteButton(final JZirkelCanvas jzf) {
		JZF = jzf;
		setOpaque(false);
		setContentAreaFilled(false);
		setBorder(BorderFactory.createEmptyBorder());
		setFont(new java.awt.Font(Global.GlobalFont, 1, 14));
		setForeground(new Color(50, 50, 50));
		setHorizontalAlignment(SwingConstants.CENTER);
		setVerticalAlignment(SwingConstants.CENTER);
		addMouseListener(this);
	}

	public void mouseClicked(final MouseEvent e) {
	}

	public void mousePressed(final MouseEvent e) {
            System.out.println("mousePressed");
		if (isEnabled()) {
			JZF.getZF().setinfo("nom_points", false);
			new JCharacterPalette(JZF, this);
		}
	}

	public void mouseReleased(final MouseEvent e) {
	}

	public void mouseEntered(final MouseEvent e) {
	}

	public void mouseExited(final MouseEvent e) {
	}
}