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453 lines
15 KiB
453 lines
15 KiB
/*
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* Copyright (c) 1998, 2005, Oracle and/or its affiliates. All rights reserved.
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* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*/
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package javax.swing.plaf.metal;
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import javax.swing.plaf.*;
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import javax.swing.*;
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import java.awt.*;
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import java.awt.image.*;
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import java.lang.ref.*;
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import java.util.*;
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import sun.swing.CachedPainter;
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import sun.swing.ImageIconUIResource;
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/**
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* This is a dumping ground for random stuff we want to use in several places.
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*
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* @author Steve Wilson
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*/
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class MetalUtils {
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static void drawFlush3DBorder(Graphics g, Rectangle r) {
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drawFlush3DBorder(g, r.x, r.y, r.width, r.height);
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}
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/**
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* This draws the "Flush 3D Border" which is used throughout the Metal L&F
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*/
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static void drawFlush3DBorder(Graphics g, int x, int y, int w, int h) {
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g.translate( x, y);
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g.setColor( MetalLookAndFeel.getControlDarkShadow() );
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g.drawRect( 0, 0, w-2, h-2 );
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g.setColor( MetalLookAndFeel.getControlHighlight() );
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g.drawRect( 1, 1, w-2, h-2 );
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g.setColor( MetalLookAndFeel.getControl() );
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g.drawLine( 0, h-1, 1, h-2 );
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g.drawLine( w-1, 0, w-2, 1 );
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g.translate( -x, -y);
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}
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/**
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* This draws a variant "Flush 3D Border"
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* It is used for things like pressed buttons.
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*/
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static void drawPressed3DBorder(Graphics g, Rectangle r) {
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drawPressed3DBorder( g, r.x, r.y, r.width, r.height );
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}
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static void drawDisabledBorder(Graphics g, int x, int y, int w, int h) {
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g.translate( x, y);
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g.setColor( MetalLookAndFeel.getControlShadow() );
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g.drawRect( 0, 0, w-1, h-1 );
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g.translate(-x, -y);
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}
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/**
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* This draws a variant "Flush 3D Border"
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* It is used for things like pressed buttons.
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*/
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static void drawPressed3DBorder(Graphics g, int x, int y, int w, int h) {
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g.translate( x, y);
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drawFlush3DBorder(g, 0, 0, w, h);
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g.setColor( MetalLookAndFeel.getControlShadow() );
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g.drawLine( 1, 1, 1, h-2 );
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g.drawLine( 1, 1, w-2, 1 );
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g.translate( -x, -y);
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}
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/**
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* This draws a variant "Flush 3D Border"
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* It is used for things like active toggle buttons.
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* This is used rarely.
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*/
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static void drawDark3DBorder(Graphics g, Rectangle r) {
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drawDark3DBorder(g, r.x, r.y, r.width, r.height);
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}
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/**
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* This draws a variant "Flush 3D Border"
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* It is used for things like active toggle buttons.
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* This is used rarely.
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*/
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static void drawDark3DBorder(Graphics g, int x, int y, int w, int h) {
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g.translate( x, y);
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drawFlush3DBorder(g, 0, 0, w, h);
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g.setColor( MetalLookAndFeel.getControl() );
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g.drawLine( 1, 1, 1, h-2 );
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g.drawLine( 1, 1, w-2, 1 );
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g.setColor( MetalLookAndFeel.getControlShadow() );
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g.drawLine( 1, h-2, 1, h-2 );
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g.drawLine( w-2, 1, w-2, 1 );
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g.translate( -x, -y);
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}
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static void drawButtonBorder(Graphics g, int x, int y, int w, int h, boolean active) {
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if (active) {
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drawActiveButtonBorder(g, x, y, w, h);
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} else {
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drawFlush3DBorder(g, x, y, w, h);
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}
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}
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static void drawActiveButtonBorder(Graphics g, int x, int y, int w, int h) {
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drawFlush3DBorder(g, x, y, w, h);
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g.setColor( MetalLookAndFeel.getPrimaryControl() );
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g.drawLine( x+1, y+1, x+1, h-3 );
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g.drawLine( x+1, y+1, w-3, x+1 );
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g.setColor( MetalLookAndFeel.getPrimaryControlDarkShadow() );
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g.drawLine( x+2, h-2, w-2, h-2 );
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g.drawLine( w-2, y+2, w-2, h-2 );
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}
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static void drawDefaultButtonBorder(Graphics g, int x, int y, int w, int h, boolean active) {
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drawButtonBorder(g, x+1, y+1, w-1, h-1, active);
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g.translate(x, y);
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g.setColor( MetalLookAndFeel.getControlDarkShadow() );
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g.drawRect( 0, 0, w-3, h-3 );
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g.drawLine( w-2, 0, w-2, 0);
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g.drawLine( 0, h-2, 0, h-2);
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g.translate(-x, -y);
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}
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static void drawDefaultButtonPressedBorder(Graphics g, int x, int y, int w, int h) {
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drawPressed3DBorder(g, x + 1, y + 1, w - 1, h - 1);
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g.translate(x, y);
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g.setColor(MetalLookAndFeel.getControlDarkShadow());
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g.drawRect(0, 0, w - 3, h - 3);
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g.drawLine(w - 2, 0, w - 2, 0);
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g.drawLine(0, h - 2, 0, h - 2);
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g.setColor(MetalLookAndFeel.getControl());
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g.drawLine(w - 1, 0, w - 1, 0);
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g.drawLine(0, h - 1, 0, h - 1);
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g.translate(-x, -y);
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}
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/*
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* Convenience function for determining ComponentOrientation. Helps us
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* avoid having Munge directives throughout the code.
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*/
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static boolean isLeftToRight( Component c ) {
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return c.getComponentOrientation().isLeftToRight();
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}
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static int getInt(Object key, int defaultValue) {
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Object value = UIManager.get(key);
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if (value instanceof Integer) {
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return ((Integer)value).intValue();
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}
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if (value instanceof String) {
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try {
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return Integer.parseInt((String)value);
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} catch (NumberFormatException nfe) {}
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}
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return defaultValue;
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}
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//
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// Ocean specific stuff.
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//
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/**
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* Draws a radial type gradient. The gradient will be drawn vertically if
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* <code>vertical</code> is true, otherwise horizontally.
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* The UIManager key consists of five values:
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* r1 r2 c1 c2 c3. The gradient is broken down into four chunks drawn
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* in order from the origin.
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* <ol>
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* <li>Gradient r1 % of the size from c1 to c2
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* <li>Rectangle r2 % of the size in c2.
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* <li>Gradient r1 % of the size from c2 to c1
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* <li>The remaining size will be filled with a gradient from c1 to c3.
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* </ol>
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*
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* @param c Component rendering to
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* @param g Graphics to draw to.
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* @param key UIManager key used to look up gradient values.
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* @param x X coordinate to draw from
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* @param y Y coordinate to draw from
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* @param w Width to draw to
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* @param h Height to draw to
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* @param vertical Direction of the gradient
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* @return true if <code>key</code> exists, otherwise false.
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*/
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static boolean drawGradient(Component c, Graphics g, String key,
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int x, int y, int w, int h, boolean vertical) {
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java.util.List gradient = (java.util.List)UIManager.get(key);
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if (gradient == null || !(g instanceof Graphics2D)) {
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return false;
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}
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if (w <= 0 || h <= 0) {
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return true;
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}
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GradientPainter.INSTANCE.paint(
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c, (Graphics2D)g, gradient, x, y, w, h, vertical);
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return true;
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}
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private static class GradientPainter extends CachedPainter {
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/**
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* Instance used for painting. This is the only instance that is
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* ever created.
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*/
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public static final GradientPainter INSTANCE = new GradientPainter(8);
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// Size of images to create. For vertical gradients this is the width,
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// otherwise it's the height.
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private static final int IMAGE_SIZE = 64;
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/**
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* This is the actual width we're painting in, or last painted to.
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*/
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private int w;
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/**
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* This is the actual height we're painting in, or last painted to
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*/
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private int h;
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GradientPainter(int count) {
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super(count);
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}
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public void paint(Component c, Graphics2D g,
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java.util.List gradient, int x, int y, int w,
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int h, boolean isVertical) {
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int imageWidth;
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int imageHeight;
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if (isVertical) {
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imageWidth = IMAGE_SIZE;
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imageHeight = h;
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}
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else {
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imageWidth = w;
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imageHeight = IMAGE_SIZE;
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}
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synchronized(c.getTreeLock()) {
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this.w = w;
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this.h = h;
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paint(c, g, x, y, imageWidth, imageHeight,
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gradient, isVertical);
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}
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}
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protected void paintToImage(Component c, Image image, Graphics g,
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int w, int h, Object[] args) {
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Graphics2D g2 = (Graphics2D)g;
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java.util.List gradient = (java.util.List)args[0];
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boolean isVertical = ((Boolean)args[1]).booleanValue();
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// Render to the VolatileImage
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if (isVertical) {
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drawVerticalGradient(g2,
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((Number)gradient.get(0)).floatValue(),
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((Number)gradient.get(1)).floatValue(),
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(Color)gradient.get(2),
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(Color)gradient.get(3),
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(Color)gradient.get(4), w, h);
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}
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else {
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drawHorizontalGradient(g2,
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((Number)gradient.get(0)).floatValue(),
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((Number)gradient.get(1)).floatValue(),
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(Color)gradient.get(2),
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(Color)gradient.get(3),
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(Color)gradient.get(4), w, h);
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}
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}
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protected void paintImage(Component c, Graphics g,
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int x, int y, int imageW, int imageH,
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Image image, Object[] args) {
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boolean isVertical = ((Boolean)args[1]).booleanValue();
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// Render to the screen
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g.translate(x, y);
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if (isVertical) {
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for (int counter = 0; counter < w; counter += IMAGE_SIZE) {
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int tileSize = Math.min(IMAGE_SIZE, w - counter);
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g.drawImage(image, counter, 0, counter + tileSize, h,
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0, 0, tileSize, h, null);
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}
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}
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else {
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for (int counter = 0; counter < h; counter += IMAGE_SIZE) {
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int tileSize = Math.min(IMAGE_SIZE, h - counter);
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g.drawImage(image, 0, counter, w, counter + tileSize,
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0, 0, w, tileSize, null);
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}
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}
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g.translate(-x, -y);
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}
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private void drawVerticalGradient(Graphics2D g, float ratio1,
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float ratio2, Color c1,Color c2,
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Color c3, int w, int h) {
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int mid = (int)(ratio1 * h);
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int mid2 = (int)(ratio2 * h);
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if (mid > 0) {
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g.setPaint(getGradient((float)0, (float)0, c1, (float)0,
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(float)mid, c2));
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g.fillRect(0, 0, w, mid);
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}
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if (mid2 > 0) {
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g.setColor(c2);
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g.fillRect(0, mid, w, mid2);
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}
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if (mid > 0) {
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g.setPaint(getGradient((float)0, (float)mid + mid2, c2,
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(float)0, (float)mid * 2 + mid2, c1));
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g.fillRect(0, mid + mid2, w, mid);
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}
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if (h - mid * 2 - mid2 > 0) {
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g.setPaint(getGradient((float)0, (float)mid * 2 + mid2, c1,
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(float)0, (float)h, c3));
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g.fillRect(0, mid * 2 + mid2, w, h - mid * 2 - mid2);
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}
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}
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private void drawHorizontalGradient(Graphics2D g, float ratio1,
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float ratio2, Color c1,Color c2,
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Color c3, int w, int h) {
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int mid = (int)(ratio1 * w);
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int mid2 = (int)(ratio2 * w);
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if (mid > 0) {
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g.setPaint(getGradient((float)0, (float)0, c1,
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(float)mid, (float)0, c2));
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g.fillRect(0, 0, mid, h);
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}
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if (mid2 > 0) {
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g.setColor(c2);
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g.fillRect(mid, 0, mid2, h);
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}
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if (mid > 0) {
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g.setPaint(getGradient((float)mid + mid2, (float)0, c2,
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(float)mid * 2 + mid2, (float)0, c1));
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g.fillRect(mid + mid2, 0, mid, h);
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}
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if (w - mid * 2 - mid2 > 0) {
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g.setPaint(getGradient((float)mid * 2 + mid2, (float)0, c1,
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w, (float)0, c3));
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g.fillRect(mid * 2 + mid2, 0, w - mid * 2 - mid2, h);
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}
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}
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private GradientPaint getGradient(float x1, float y1,
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Color c1, float x2, float y2,
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Color c2) {
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return new GradientPaint(x1, y1, c1, x2, y2, c2, true);
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}
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}
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/**
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* Returns true if the specified widget is in a toolbar.
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*/
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static boolean isToolBarButton(JComponent c) {
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return (c.getParent() instanceof JToolBar);
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}
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static Icon getOceanToolBarIcon(Image i) {
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ImageProducer prod = new FilteredImageSource(i.getSource(),
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new OceanToolBarImageFilter());
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return new ImageIconUIResource(Toolkit.getDefaultToolkit().createImage(prod));
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}
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static Icon getOceanDisabledButtonIcon(Image image) {
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Object[] range = (Object[])UIManager.get("Button.disabledGrayRange");
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int min = 180;
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int max = 215;
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if (range != null) {
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min = ((Integer)range[0]).intValue();
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max = ((Integer)range[1]).intValue();
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}
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ImageProducer prod = new FilteredImageSource(image.getSource(),
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new OceanDisabledButtonImageFilter(min , max));
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return new ImageIconUIResource(Toolkit.getDefaultToolkit().createImage(prod));
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}
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/**
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* Used to create a disabled Icon with the ocean look.
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*/
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private static class OceanDisabledButtonImageFilter extends RGBImageFilter{
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private float min;
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private float factor;
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OceanDisabledButtonImageFilter(int min, int max) {
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canFilterIndexColorModel = true;
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this.min = (float)min;
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this.factor = (max - min) / 255f;
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}
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public int filterRGB(int x, int y, int rgb) {
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// Coefficients are from the sRGB color space:
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int gray = Math.min(255, (int)(((0.2125f * ((rgb >> 16) & 0xFF)) +
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(0.7154f * ((rgb >> 8) & 0xFF)) +
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(0.0721f * (rgb & 0xFF)) + .5f) * factor + min));
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return (rgb & 0xff000000) | (gray << 16) | (gray << 8) |
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(gray << 0);
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}
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}
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/**
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* Used to create the rollover icons with the ocean look.
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*/
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private static class OceanToolBarImageFilter extends RGBImageFilter {
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OceanToolBarImageFilter() {
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canFilterIndexColorModel = true;
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}
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public int filterRGB(int x, int y, int rgb) {
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int r = ((rgb >> 16) & 0xff);
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int g = ((rgb >> 8) & 0xff);
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int b = (rgb & 0xff);
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int gray = Math.max(Math.max(r, g), b);
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return (rgb & 0xff000000) | (gray << 16) | (gray << 8) |
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(gray << 0);
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}
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}
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}
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