buttonborderfactory.java

JGraph扩展应用。自定义Renderer,自定义视图View实现自定义工作流控件

/*
 * @(#)BorderFactory.java	1.25 01/12/03
 *
 * Copyright 2002 Sun Microsystems, Inc. All rights reserved.
 * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */
package flow.graph.gui.tools;

import java.awt.Color;
import java.awt.Font;

import javax.swing.Icon;
import javax.swing.JComponent;
import javax.swing.border.*;

/**
 * Factory class for vending standard <code>Border</code> objects.  Wherever
 * possible, this factory will hand out references to shared
 * <code>Border</code> instances.
 * For further information and examples see
 * <a href="http://java.sun.com/docs/books/tutorial/uiswing/misc/border.html">How
 to Use Borders</a>,
 * a section in <em>The Java Tutorial</em>.
 *
 * @version 1.25 12/03/01
 * @author David Kloba
 */
public class ButtonBorderFactory 
{

    /** Don't let anyone instantiate this class */
    private ButtonBorderFactory() {
    }


//// LineBorder ///////////////////////////////////////////////////////////////
    /**
     * Creates a line border withe the specified color.
     *
     * @param color  a <code>Color</code> to use for the line
     * @return the <code>Border</code> object
     */
    public static Border createLineBorder(Color color) {
        return new LineBorder(color, 1);
    }

    /**
     * Creates a line border with the specified color
     * and width. The width applies to all four sides of the
     * border. To specify widths individually for the top,
     * bottom, left, and right, use 
     * {@link #createMatteBorder(int,int,int,int,Color)}.
     *
     * @param color  a <code>Color</code> to use for the line
     * @param thickness  an integer specifying the width in pixels
     * @return the <code>Border</code> object
     */
    public static Border createLineBorder(Color color, int thickness)  {
        return new LineBorder(color, thickness);
    }
    
//    public static Border createLineBorder(Color color, int thickness, 
//					boolean drawRounded)  {
//        return new JLineBorder(color, thickness, drawRounded);
//    }

//// BevelBorder /////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
    static final Border sharedRaisedBevel = new BevelBorder(BevelBorder.RAISED);
    static final Border sharedLoweredBevel = new BevelBorder(BevelBorder.LOWERED);

    /**
     * Creates a border with a raised beveled edge, using
     * brighter shades of the component's current background color
     * for highlighting, and darker shading for shadows.
     * (In a raised border, highlights are on top and shadows
     *  are underneath.)
     *
     * @return the <code>Border</code> object
     */
    public static Border createRaisedBevelBorder() {
        return createSharedBevel(BevelBorder.RAISED);
    }

    /**
     * Creates a border with a lowered beveled edge, using
     * brighter shades of the component's current background color
     * for highlighting, and darker shading for shadows.
     * (In a lowered border, shadows are on top and highlights
     *  are underneath.)
     *
     * @return the <code>Border</code> object
     */
    public static Border createLoweredBevelBorder() {
        return createSharedBevel(BevelBorder.LOWERED);
    }

    /**
     * Creates a beveled border of the specified type, using
     * brighter shades of the component's current background color
     * for highlighting, and darker shading for shadows.
     * (In a lowered border, shadows are on top and highlights
     *  are underneath.)
     *
     * @param type  an integer specifying either
     *			<code>BevelBorder.LOWERED</code> or
     *              	<code>BevelBorder.RAISED</code>
     * @return the <code>Border</code> object
     */
    public static Border createBevelBorder(int type) {
	return createSharedBevel(type);
    }
	
    /**
     * Creates a beveled border of the specified type, using
     * the specified highlighting and shadowing. The outer 
     * edge of the highlighted area uses a brighter shade of
     * the highlight color. The inner edge of the shadow area
     * uses a brighter shade of the shadow color.
     * 
     * @param type  an integer specifying either 
     *			<code>BevelBorder.LOWERED</code> or
     *              	<code>BevelBorder.RAISED</code>
     * @param highlight  a <code>Color</code> object for highlights
     * @param shadow     a <code>Color</code> object for shadows
     * @return the <code>Border</code> object
     */
    public static Border createBevelBorder(int type, Color highlight, Color shadow) {
        return new ButtonBorder(type, highlight, shadow);
    }

    public static Border createRoundBorder(int type, Color highlight, Color shadow) {
        return new RoundButtonBorder(type, highlight, shadow);
    }

    /**
     * Creates a beveled border of the specified type, using
     * the specified colors for the inner and outer highlight
     * and shadow areas. 
     * 
     * @param type  an integer specifying either 
     *		<code>BevelBorder.LOWERED</code> or
     *          <code>BevelBorder.RAISED</code>
     * @param highlightOuter  a <code>Color</code> object for the
     *			outer edge of the highlight area
     * @param highlightInner  a <code>Color</code> object for the
     *			inner edge of the highlight area
     * @param shadowOuter     a <code>Color</code> object for the
     *			outer edge of the shadow area
     * @param shadowInner     a <code>Color</code> object for the
     *			inner edge of the shadow area
     * @return the <code>Border</code> object
     */
    public static Border createBevelBorder(int type,
                        Color highlightOuter, Color highlightInner,
                        Color shadowOuter, Color shadowInner) {
        return new ButtonBorder(type, highlightOuter, highlightInner, 
					shadowOuter, shadowInner);
    }

    static Border createSharedBevel(int type)	{
	if(type == ButtonBorder.RAISED) {
	    return sharedRaisedBevel;
	} else if(type == ButtonBorder.LOWERED) {
	    return sharedLoweredBevel;
	}
	return null;
    }
//// EtchedBorder ///////////////////////////////////////////////////////////
    static final Border sharedEtchedBorder = new EtchedBorder();
    private static Border sharedRaisedEtchedBorder;

    /**
     * Creates a border with an "etched" look using
     * the component's current background color for 
     * highlighting and shading.
     *
     * @return the <code>Border</code> object
     */
    public static Border createEtchedBorder()    {
	return sharedEtchedBorder;
    }

    /**
     * Creates a border with an "etched" look using
     * the specified highlighting and shading colors.
     *
     * @param highlight  a <code>Color</code> object for the border highlights
     * @param shadow     a <code>Color</code> object for the border shadows
     * @return the <code>Border</code> object 
     */
    public static Border createEtchedBorder(Color highlight, Color shadow)    {
        return new EtchedBorder(highlight, shadow);
    }

    /**
     * Creates a border with an "etched" look using
     * the component's current background color for 
     * highlighting and shading.
     *
     * @param type  	one of <code>EtchedBorder.RAISED</code>, or
     *			<code>EtchedBorder.LOWERED</code>
     * @return the <code>Border</code> object
     * @exception IllegalArgumentException if type is not either
     *			<code>EtchedBorder.RAISED</code> or 
     *			<code>EtchedBorder.LOWERED</code>
     * @since 1.3
     */
    public static Border createEtchedBorder(int type)    {
	switch (type) {
	case EtchedBorder.RAISED:
	    if (sharedRaisedEtchedBorder == null) {
		sharedRaisedEtchedBorder = new EtchedBorder
		                           (EtchedBorder.RAISED);
	    }
	    return sharedRaisedEtchedBorder;
	case EtchedBorder.LOWERED:
	    return sharedEtchedBorder;
	default:
	    throw new IllegalArgumentException("type must be one of EtchedBorder.RAISED or EtchedBorder.LOWERED");
	}
    }

    /**
     * Creates a border with an "etched" look using
     * the specified highlighting and shading colors.
     *
     * @param type    	one of <code>EtchedBorder.RAISED</code>, or
     *			<code>EtchedBorder.LOWERED</code>
     * @param highlight  a <code>Color</code> object for the border highlights
     * @param shadow     a <code>Color</code> object for the border shadows
     * @return the <code>Border</code> object 
     * @since 1.3
     */
    public static Border createEtchedBorder(int type, Color highlight,
					    Color shadow)    {
        return new EtchedBorder(type, highlight, shadow);
    }

//// TitledBorder ////////////////////////////////////////////////////////////
    /**
     * Creates a new title border specifying the text of the title, using
     * the default border (etched), using the default text position
     * (sitting on the top
     * line) and default justification (leading) and using the default
     * font and text color determined by the current look and feel.
     *
     * @param title      a <code>String</code> containing the text of the title
     * @return the <code>TitledBorder</code> object
     */
    public static TitledBorder createTitledBorder(String title)     {
        return new TitledBorder(title);
    }

    /**