/*
 * Copyright (c) 1998, 2013, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 *
 *
 */

package javax.swing.plaf.metal;

import javax.swing.*;

import java.awt.*;
import java.awt.event.*;
import java.io.*;
import javax.swing.plaf.*;

/**
 * CheckboxIcon implementation for OrganicCheckBoxUI
 * <p>
 * <strong>Warning:</strong>
 * Serialized objects of this class will not be compatible with
 * future Swing releases. The current serialization support is
 * appropriate for short term storage or RMI between applications running
 * the same version of Swing.  As of 1.4, support for long term storage
 * of all JavaBeans&trade;
 * has been added to the <code>java.beans</code> package.
 * Please see {@link java.beans.XMLEncoder}.
 *
 * @author Steve Wilson
 */
public class MetalCheckBoxIcon implements Icon, UIResource, Serializable {

    protected int getControlSize() { return 13; }

    public void paintIcon(Component c, Graphics g, int x, int y) {

        JCheckBox cb = (JCheckBox)c;
        ButtonModel model = cb.getModel();
        int controlSize = getControlSize();

        boolean drawCheck = model.isSelected();

        if (model.isEnabled()) {
            if(cb.isBorderPaintedFlat()) {
                g.setColor(MetalLookAndFeel.getControlDarkShadow());
                g.drawRect(x+1, y, controlSize-1, controlSize-1);
            }
            if (model.isPressed() && model.isArmed()) {
                if(cb.isBorderPaintedFlat()) {
                    g.setColor(MetalLookAndFeel.getControlShadow());
                    g.fillRect(x+2, y+1, controlSize-2, controlSize-2);
                } else {
                    g.setColor(MetalLookAndFeel.getControlShadow());
                    g.fillRect(x, y, controlSize-1, controlSize-1);
                    MetalUtils.drawPressed3DBorder(g, x, y, controlSize, controlSize);
                }
            } else if(!cb.isBorderPaintedFlat()) {
                MetalUtils.drawFlush3DBorder(g, x, y, controlSize, controlSize);
            }
            g.setColor( MetalLookAndFeel.getControlInfo() );
        } else {
            g.setColor( MetalLookAndFeel.getControlShadow() );
            g.drawRect( x, y, controlSize-1, controlSize-1);
        }


        if(drawCheck) {
            if (cb.isBorderPaintedFlat()) {
                x++;
            }
            drawCheck(c,g,x,y);
        }
    }

    protected void drawCheck(Component c, Graphics g, int x, int y) {
        int controlSize = getControlSize();
        g.fillRect( x+3, y+5, 2, controlSize-8 );
        g.drawLine( x+(controlSize-4), y+3, x+5, y+(controlSize-6) );
        g.drawLine( x+(controlSize-4), y+4, x+5, y+(controlSize-5) );
    }

    public int getIconWidth() {
        return getControlSize();
    }

    public int getIconHeight() {
        return getControlSize();
    }
 }
