/*
    VLDocking Framework 3.0
    Copyright Lilian Chamontin, 2004-2013
    
    www.vldocking.com
    vldocking@googlegroups.com
------------------------------------------------------------------------
This software is distributed under the LGPL license

The fact that you are presently reading this and using this class means that you have had
knowledge of the LGPL license and that you accept its terms.

You can read the complete license here :

    http://www.gnu.org/licenses/lgpl.html

*/

package com.vlsolutions.swing.docking.ui;

import com.vlsolutions.swing.docking.DockKey;
import com.vlsolutions.swing.docking.DockViewTitleBar;
import com.vlsolutions.swing.docking.Dockable;
import com.vlsolutions.swing.docking.DockableState;
import com.vlsolutions.swing.docking.DockingDesktop;
import com.vlsolutions.swing.docking.DockingUtilities;

import java.awt.Color;
import java.awt.Cursor;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.GradientPaint;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Insets;
import java.awt.Rectangle;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;

import javax.swing.BorderFactory;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.Icon;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JLabel;
import javax.swing.UIManager;
import javax.swing.border.Border;
import javax.swing.event.AncestorEvent;
import javax.swing.event.AncestorListener;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.PanelUI;

/** A UI for the {@link com.vlsolutions.swing.docking.DockViewTitleBar}.
 *
 * @author Lilian Chamontin, VLSolutions
 * @author Andrew Carlson, HypnoRabbit Studios
 * @since 2.0
 * @update 2006/12/01 Lilian Chamontin : added client property support for dockKey, and react to visibleTitleBar
 * @update 2007/01/08 Lilian Chamontin : added support for autohide/dock disabled when hidden
 */
public class DockViewTitleBarUI extends PanelUI implements PropertyChangeListener {

	/* hack to use custom painting except on mac os (ugly opacity effects)  */
	private static boolean useCustomPaint = System.getProperty("os.name").toLowerCase().indexOf("mac os") < 0;

	private static Color panelColor = UIManager.getColor("Panel.background");
	@SuppressWarnings("unused")
	private static Color highlight = UIManager.getColor("VLDocking.highlight");
	@SuppressWarnings("unused")
	private static Color shadow = UIManager.getColor("VLDocking.shadow");

	private static Icon closeIcon = UIManager.getIcon("DockViewTitleBar.close");
	private static Icon closeIconRollover = UIManager.getIcon("DockViewTitleBar.close.rollover");
	private static Icon closeIconPressed = UIManager.getIcon("DockViewTitleBar.close.pressed");

	private static Icon maximizeIcon = UIManager.getIcon("DockViewTitleBar.maximize");
	private static Icon maximizeIconRollover = UIManager.getIcon("DockViewTitleBar.maximize.rollover");
	private static Icon maximizeIconPressed = UIManager.getIcon("DockViewTitleBar.maximize.pressed");

	private static Icon restoreIcon = UIManager.getIcon("DockViewTitleBar.restore");
	private static Icon restoreIconRollover = UIManager.getIcon("DockViewTitleBar.restore.rollover");
	private static Icon restoreIconPressed = UIManager.getIcon("DockViewTitleBar.restore.pressed");

	private static Icon hideIcon = UIManager.getIcon("DockViewTitleBar.hide");
	private static Icon hideIconRollover = UIManager.getIcon("DockViewTitleBar.hide.rollover");
	private static Icon hideIconPressed = UIManager.getIcon("DockViewTitleBar.hide.pressed");

	private static Icon dockIcon = UIManager.getIcon("DockViewTitleBar.dock");
	private static Icon dockIconRollover = UIManager.getIcon("DockViewTitleBar.dock.rollover");
	private static Icon dockIconPressed = UIManager.getIcon("DockViewTitleBar.dock.pressed");

	private static Icon floatIcon = UIManager.getIcon("DockViewTitleBar.float");
	private static Icon floatIconRollover = UIManager.getIcon("DockViewTitleBar.float.rollover");
	private static Icon floatIconPressed = UIManager.getIcon("DockViewTitleBar.float.pressed");

	private static Icon attachIcon = UIManager.getIcon("DockViewTitleBar.attach");
	private static Icon attachIconRollover = UIManager.getIcon("DockViewTitleBar.attach.rollover");
	private static Icon attachIconPressed = UIManager.getIcon("DockViewTitleBar.attach.pressed");

	// label resources taken from BasicInternalFrameUI...
	private static final String CLOSE_TEXT = UIManager.getString("DockViewTitleBar.closeButtonText");
	private static final String ICONIFY_TEXT = UIManager.getString("DockViewTitleBar.minimizeButtonText");
	private static final String RESTORE_TEXT = UIManager.getString("DockViewTitleBar.restoreButtonText");
	private static final String MAXIMIZE_TEXT = UIManager.getString("DockViewTitleBar.maximizeButtonText");
	private static final String FLOAT_TEXT = UIManager.getString("DockViewTitleBar.floatButtonText");
	private static final String ATTACH_TEXT = UIManager.getString("DockViewTitleBar.attachButtonText");

	private static Color selectedTitleColor = UIManager.getColor("InternalFrame.activeTitleBackground");
	private static Color selectedTextColor = UIManager.getColor("InternalFrame.activeTitleForeground");
	private static Color notSelectedTitleColor = UIManager.getColor("InternalFrame.inactiveTitleBackground");
	private static Color notSelectedTextColor = UIManager.getColor("InternalFrame.inactiveTitleForeground");

	// flags to hide/show buttons in the title bar (they are always visible in the contextual menu, but might
	// take too much space on the titles (for example a minimum set could be hide/float/close
	//  as maximize is accessed by double click)
	private boolean isCloseButtonDisplayed = UIManager.getBoolean("DockViewTitleBar.isCloseButtonDisplayed");
	private boolean isHideButtonDisplayed = UIManager.getBoolean("DockViewTitleBar.isHideButtonDisplayed");
	private boolean isDockButtonDisplayed = UIManager.getBoolean("DockViewTitleBar.isDockButtonDisplayed");
	private boolean isMaximizeButtonDisplayed = UIManager.getBoolean("DockViewTitleBar.isMaximizeButtonDisplayed");
	private boolean isRestoreButtonDisplayed = UIManager.getBoolean("DockViewTitleBar.isRestoreButtonDisplayed");
	private boolean isFloatButtonDisplayed = UIManager.getBoolean("DockViewTitleBar.isFloatButtonDisplayed");
	private boolean isAttachButtonDisplayed = UIManager.getBoolean("DockViewTitleBar.isAttachButtonDisplayed");

	protected DockViewTitleBar titleBar;

	/* This ancestor listener is required as buttons may change according to container hierarchy.
	 * The first example is when a dockable is added to a floating + compund dockable, the attach
	 * button (which usually becomes visible as the dockable is in the floating state) has to be hidden
	 * (tech choice : we don't want to allow attaching a single child of a compound dockable)
	 *
	 */
	private AncestorListener ancestorListener = new AncestorListener() {

		public void ancestorAdded(AncestorEvent event) {
			configureButtons(titleBar);
		}

		public void ancestorMoved(AncestorEvent event) {}

		public void ancestorRemoved(AncestorEvent event) {}
	};

	public DockViewTitleBarUI(DockViewTitleBar tb) {
		this.titleBar = tb;
	}

	public static ComponentUI createUI(JComponent c) {
		return new DockViewTitleBarUI((DockViewTitleBar) c);
	}

	public void installUI(JComponent c) {
		super.installUI(c);
		installTitleBorder(c);

		BoxLayout box = new BoxLayout(titleBar, BoxLayout.X_AXIS);
		titleBar.setLayout(box);
		titleBar.setOpaque(true);

		titleBar.addPropertyChangeListener(this);
		titleBar.addAncestorListener(ancestorListener);
		installButtons();
		installLabel();
		Dockable d = titleBar.getDockable();
		if(d != null) {
			titleBar.getDockable().getDockKey().addPropertyChangeListener(this);
			configureButtons(titleBar);
		}
		c.setCursor(Cursor.getDefaultCursor()); // needs this to avoid artifacts with floating dockable borders.

	}

	protected void layoutTitleBar() {
		titleBar.removeAll();

		titleBar.add(Box.createHorizontalStrut(4)); // keep the label not to close to the border

		titleBar.add(titleBar.getTitleLabel());
		titleBar.add(Box.createHorizontalGlue());
		int height = UIManager.getInt("DockViewTitleBar.height");
		if(height > 0) {
			titleBar.add(Box.createRigidArea(new Dimension(4, height))); // fixed height
		}
		titleBar.add(titleBar.getHideOrDockButton());
		titleBar.add(titleBar.getFloatButton());
		titleBar.add(titleBar.getMaximizeOrRestoreButton());
		titleBar.add(titleBar.getCloseButton());
		// simple layout hook for extenders
		titleBar.finishLayout();

		titleBar.revalidate();

	}

	public void uninstallUI(JComponent c) {
		super.uninstallUI(c);
		uninstallTitleBorder(c);
		titleBar.removePropertyChangeListener(this);
		titleBar.removeAncestorListener(ancestorListener);
		Dockable d = titleBar.getDockable();
		if(d != null) {
			d.getDockKey().removePropertyChangeListener(this);
		}
	}

	/**  Installs default on the titlebar label */
	protected void installLabel() {
		JLabel titleLabel = titleBar.getTitleLabel();
		Font f = UIManager.getFont("DockViewTitleBar.titleFont");
		titleLabel.setFont(f);
		titleLabel.setForeground(notSelectedTextColor);
		titleBar.setBackground(notSelectedTitleColor);

		// adjust minimum size because of BoxLayout usage (doesn't allow resize under minimum size)
		//titleLabel.setMinimumSize(new Dimension(30, titleLabel.getPreferredSize().height));
	}

	/** Installs the default background of the title bar */
	protected void installBackground() {
		titleBar.setBackground(notSelectedTitleColor);
	}

	/** configure the title bar buttons */
	protected void installButtons() {
		JButton closeButton = titleBar.getCloseButton();
		JButton dockButton = titleBar.getHideOrDockButton();
		JButton maximizeButton = titleBar.getMaximizeOrRestoreButton();
		JButton floatButton = titleBar.getFloatButton();

		// temporary workaround for nimbus look and feel : nimbus adds a large border
		// around buttons which doesn't follow other LAF behaviour.
		Border emptyBorder = BorderFactory.createEmptyBorder(0, 2, 0, 2);
		closeButton.setBorder(emptyBorder);
		dockButton.setBorder(emptyBorder);
		maximizeButton.setBorder(emptyBorder);
		floatButton.setBorder(emptyBorder);

		//Insets buttonMargin = new Insets(3, 5, 3, 5);
		Insets buttonMargin = new Insets(0, 2, 0, 2);
		closeButton.setMargin(buttonMargin);
		dockButton.setMargin(buttonMargin);
		maximizeButton.setMargin(buttonMargin);
		floatButton.setMargin(buttonMargin);

		dockButton.setRolloverEnabled(true);
		dockButton.setBorderPainted(false);
		dockButton.setFocusable(false);
		dockButton.setContentAreaFilled(false);

		closeButton.setRolloverEnabled(true);
		closeButton.setBorderPainted(false);
		closeButton.setFocusable(false);
		closeButton.setContentAreaFilled(false);

		maximizeButton.setRolloverEnabled(true);
		maximizeButton.setBorderPainted(false);
		maximizeButton.setFocusable(false);
		maximizeButton.setContentAreaFilled(false);

		floatButton.setRolloverEnabled(true);
		floatButton.setBorderPainted(false);
		floatButton.setFocusable(false);
		floatButton.setContentAreaFilled(false);

	}

	/** Listen to property changes in the DockKey or the title bar  */
	public void propertyChange(PropertyChangeEvent e) {
		String pName = e.getPropertyName();
		//System.out.println("property change " + pName);
		if(pName.equals("dockable")) {
			Dockable old = (Dockable) e.getOldValue();
			if(old != null) {
				old.getDockKey().removePropertyChangeListener(this);
			}
			Dockable newDockable = ((Dockable) e.getNewValue());
			if(newDockable != null) {
				configureButtons(titleBar);
				newDockable.getDockKey().addPropertyChangeListener(this);
			}
		} else if(pName.equals(DockKey.PROPERTY_AUTOHIDEABLE)) {
			boolean isAutoHideable = ((Boolean) e.getNewValue()).booleanValue();
			boolean isMaximized = titleBar.getDockable().getDockKey().getLocation() == DockableState.Location.MAXIMIZED;
			if(isAutoHideable) {
				if(! isMaximized) {
					titleBar.getHideOrDockButton().setVisible(true);
					configureHideButton(titleBar.getHideOrDockButton());
				}
			} else {
				titleBar.getHideOrDockButton().setVisible(false);
			}
		} else if(pName.equals(DockKey.PROPERTY_MAXIMIZABLE)) {
			boolean isMaximizeable = ((Boolean) e.getNewValue()).booleanValue();
			boolean isHidden = titleBar.getDockable().getDockKey().getLocation() == DockableState.Location.HIDDEN;
			if(isMaximizeable) {
				if(! isHidden) {
					titleBar.getMaximizeOrRestoreButton().setVisible(true);
					configureMaximizeButton(titleBar.getMaximizeOrRestoreButton());
				}
			} else {
				titleBar.getMaximizeOrRestoreButton().setVisible(false);
			}
		} else if(pName.equals(DockKey.PROPERTY_CLOSEABLE)) {
			boolean isCloseable = ((Boolean) e.getNewValue()).booleanValue();
			boolean isMaximized = titleBar.getDockable().getDockKey().getLocation() == DockableState.Location.MAXIMIZED;
			if(isCloseable) {
				if(! isMaximized) {
					titleBar.getCloseButton().setVisible(true);
					configureCloseButton(titleBar.getCloseButton());
				}
			} else {
				titleBar.getCloseButton().setVisible(false);
			}
		} else if(pName.equals(DockKey.PROPERTY_FLOATABLE)) {
			boolean isFloatable = ((Boolean) e.getNewValue()).booleanValue();
			boolean isMaximized = titleBar.getDockable().getDockKey().getLocation() == DockableState.Location.MAXIMIZED;
			if(isFloatable) {
				if(! isMaximized) {
					titleBar.getFloatButton().setVisible(true);
					configureFloatButton(titleBar.getFloatButton());
				}
			} else {
				titleBar.getFloatButton().setVisible(false);
			}
		} else if(pName.equals(DockKey.PROPERTY_DOCKABLE_STATE)) {
			configureButtons(titleBar);
		} else if(pName.equals("active")) {
			boolean isActive = ((Boolean) e.getNewValue()).booleanValue();
			if(isActive) {
				titleBar.getTitleLabel().setForeground(selectedTextColor);
				titleBar.setBackground(selectedTitleColor);
			} else {
				titleBar.getTitleLabel().setForeground(notSelectedTextColor);
				titleBar.setBackground(notSelectedTitleColor);
			}
			titleBar.repaint();
		} else if(pName.equals("titlebar.notification")) {
			boolean notification = ((Boolean) e.getNewValue()).booleanValue();
			if(notification) {
				titleBar.setBackground(UIManager.getColor("DockingDesktop.notificationColor"));
				titleBar.setOpaque(true);
			} else {
				if(titleBar.isActive()) {
					titleBar.setBackground(selectedTitleColor);
				} else {
					titleBar.setBackground(notSelectedTitleColor);
				}
				titleBar.setOpaque(false);
			}
			titleBar.repaint();
		} else if(pName.equals(DockKey.PROPERTY_NAME)) {
			titleBar.repaint();
		} else if(pName.equals("clientProperty.visibleTitleBar")) { // 2006/12/01
			boolean v = Boolean.TRUE.equals(e.getNewValue());
			titleBar.setVisible(v);
		}
	}

	/** Update the buttons to track state changes (for example, the maximize button can become "restore"
	 * when the view is maximized.
	 */
	protected void configureButtons(DockViewTitleBar tb) {
		layoutTitleBar();

		DockKey key = tb.getDockable().getDockKey();
		DockableState.Location location = key.getLocation();
		JButton closeButton = titleBar.getCloseButton();
		JButton maxBtn = titleBar.getMaximizeOrRestoreButton();
		JButton hideBtn = titleBar.getHideOrDockButton();
		JButton floatBtn = titleBar.getFloatButton();

		switch(location) {
			case DOCKED:
				if(key.isCloseEnabled() && isCloseButtonDisplayed) {
					closeButton.setVisible(true);
					configureCloseButton(closeButton);
				} else {
					closeButton.setVisible(false);
				}
				if(key.isMaximizeEnabled() && isMaximizeButtonDisplayed) {
					maxBtn.setVisible(true);
					configureMaximizeButton(maxBtn);
				} else {
					maxBtn.setVisible(false);
				}

				boolean isChildOfMaximizedContainer = false;
				DockingDesktop desk = titleBar.getDesktop();
				if(desk != null) {
					Dockable max = desk.getMaximizedDockable();
					if(max != null && max.getComponent().getParent().isAncestorOf(titleBar)) {
						isChildOfMaximizedContainer = true;
					}
				}

				if(key.isAutoHideEnabled() && isHideButtonDisplayed && ! isChildOfMaximizedContainer) {
					hideBtn.setVisible(true);
					configureHideButton(hideBtn);
				} else {
					hideBtn.setVisible(false);
				}
				if(key.isFloatEnabled() && isFloatButtonDisplayed && ! isChildOfMaximizedContainer) {
					floatBtn.setVisible(true);
					configureFloatButton(floatBtn);
				} else {
					floatBtn.setVisible(false);
				}

				titleBar.revalidate();
				break;
			case HIDDEN:
				if(key.isCloseEnabled() && isCloseButtonDisplayed) {
					closeButton.setVisible(true);
					configureCloseButton(closeButton);
				} else {
					closeButton.setVisible(false);
				}
				// maximize not allowed when in autohide mode
				maxBtn.setVisible(false);

				boolean isChildOfCompound = DockingUtilities.isChildOfCompoundDockable(tb.getDockable());

				// idem for float
				if(key.isFloatEnabled() && isFloatButtonDisplayed && ! isChildOfCompound) {
					floatBtn.setVisible(true);
					configureFloatButton(floatBtn);
				} else {
					floatBtn.setVisible(false);
				}
				// hide becomes dock
				if(isChildOfCompound) {
					//tb.getParent().getParent() instanceof AutoHideExpandPanel
					// V2.1 : only when not nested
					hideBtn.setVisible(false);
				} else {
					if(isDockButtonDisplayed && key.isAutoHideEnabled()) { // 2007/01/08
						hideBtn.setVisible(true);
						configureDockButton(hideBtn);
					} else {
						hideBtn.setVisible(false);
					}
				}
				titleBar.revalidate();
				break;
			case MAXIMIZED:
				closeButton.setVisible(false);
				floatBtn.setVisible(false);
				// maxBtn becomes restore
				if(isRestoreButtonDisplayed) {
					configureRestoreButton(maxBtn);
					maxBtn.setVisible(true);
				} else {
					maxBtn.setVisible(false);
				}
				hideBtn.setVisible(false);
				titleBar.revalidate();
				break;
			case FLOATING:
				closeButton.setVisible(false);
				maxBtn.setVisible(false);
				hideBtn.setVisible(false);
				if(DockingUtilities.isChildOfCompoundDockable(tb.getDockable())) {
					// cannot attach a compound dockable directly
					floatBtn.setVisible(false);
				} else {
					floatBtn.setVisible(isAttachButtonDisplayed);
					configureAttachButton(floatBtn);
				}
				break;
			default:
				// not interesting
		}

	}

	/** installs the icons and tooltip suitable for a close button */
	protected void configureCloseButton(JButton btn) {
		btn.setIcon(closeIcon);
		btn.setRolloverIcon(closeIconRollover);
		btn.setPressedIcon(closeIconPressed);
		btn.setRolloverSelectedIcon(closeIconRollover);
		btn.setToolTipText(CLOSE_TEXT);
	}

	/** installs the icons and tooltip suitable for a maximize button */
	protected void configureMaximizeButton(JButton btn) {
		btn.setIcon(maximizeIcon);
		btn.setRolloverIcon(maximizeIconRollover);
		btn.setPressedIcon(maximizeIconPressed);
		btn.setRolloverSelectedIcon(maximizeIconRollover);
		btn.setToolTipText(MAXIMIZE_TEXT);
	}

	/** installs the icons and tooltip suitable for a restore button.
	 */
	protected void configureRestoreButton(JButton btn) {
		btn.setIcon(restoreIcon);
		btn.setRolloverIcon(restoreIconRollover);
		btn.setPressedIcon(restoreIconPressed);
		btn.setRolloverSelectedIcon(restoreIconRollover);
		btn.setToolTipText(RESTORE_TEXT);
	}

	/** installs the icons and tooltip suitable for a hide button */
	protected void configureHideButton(JButton btn) {
		btn.setIcon(hideIcon);
		btn.setRolloverIcon(hideIconRollover);
		btn.setPressedIcon(hideIconPressed);
		btn.setRolloverSelectedIcon(hideIconRollover);
		btn.setToolTipText(ICONIFY_TEXT);
	}

	/** installs the icons and tooltip suitable for a dock button */
	protected void configureDockButton(JButton btn) {
		btn.setIcon(dockIcon);
		btn.setRolloverIcon(dockIconRollover);
		btn.setPressedIcon(dockIconPressed);
		btn.setRolloverSelectedIcon(dockIconRollover);
		btn.setToolTipText(RESTORE_TEXT);
	}

	/** installs the icons and tooltip suitable for a float button */
	protected void configureFloatButton(JButton btn) {
		btn.setIcon(floatIcon);
		btn.setRolloverIcon(floatIconRollover);
		btn.setPressedIcon(floatIconPressed);
		btn.setRolloverSelectedIcon(floatIconRollover);
		btn.setToolTipText(FLOAT_TEXT);
	}

	/** installs the icons and tooltip suitable for an attach button */
	protected void configureAttachButton(JButton btn) {
		btn.setIcon(attachIcon);
		btn.setRolloverIcon(attachIconRollover);
		btn.setPressedIcon(attachIconPressed);
		btn.setRolloverSelectedIcon(attachIconRollover);
		btn.setToolTipText(ATTACH_TEXT);
	}

	/** installs the border of the title bar */
	protected void installTitleBorder(JComponent c) {
		Border b = UIManager.getBorder("DockViewTitleBar.border");
		c.setBorder(b);

	}

	/** uninstalls the icons and tooltip suitable for a close button */
	protected void uninstallTitleBorder(JComponent c) {
		c.setBorder(null);
	}

	/**  Custom title bar painting : uses a gradient from the background color
	 * to the control highlight color.
	 */
	public void paint(Graphics g, JComponent c) {

		DockViewTitleBar tb = (DockViewTitleBar) c;
		if(useCustomPaint) {
			Graphics2D g2 = (Graphics2D) g.create();
			g2.setColor(panelColor);
			g2.fillRect(0, 0, tb.getWidth(), tb.getHeight()); // emptyborder doesn't repaint
			
			//TODO: Optimize Look and Feel specific color selecting 
			Insets i = tb.getInsets();
			if(tb.isActive()) {
				if(UIManager.getLookAndFeel().getName().contains("Substance")) {
					g2.setColor(UIManager.getColor("controlLtHighlight")); //Active substance
				} else {
					g2.setColor(UIManager.getColor("controlShadow")); //Active other
				}
			} else {
				g2.setColor(UIManager.getColor("Panel.background"));
			}
			Rectangle r = tb.getTitleLabel().getBounds();
			int w = r.x + r.width;
			g2.fillRect(i.left, i.top, w, tb.getHeight() - i.top - i.bottom);
			// gradient paint after the label text (to ensure readability)
			if(tb.isActive()) {
				if(UIManager.getLookAndFeel().getName().contains("Substance")) {
					g2.setPaint(new GradientPaint(i.left + w, 0, UIManager.getColor("controlLtHighlight"), tb.getWidth(), 0, UIManager.getColor("controlHighlight"))); //Active substance
				} else {
					g2.setPaint(new GradientPaint(i.left + w, 0, UIManager.getColor("controlShadow"), tb.getWidth(), 0, UIManager.getColor("controlHighlight"))); //Active other
				}
			} else {
				g2.setPaint(new GradientPaint(i.left + w, 0, UIManager.getColor("Panel.background"), tb.getWidth(), 0, UIManager.getColor("controlHighlight"))); //panelColor));
			}
			g2.fillRect(i.left + w, i.top, tb.getWidth() - w - i.left - i.right, tb.getHeight() - i.top - i.bottom);
			
			g2.dispose();
		}
		super.paint(g, c);

	}

}
