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/*******************************************************************************
* Copyright (c) 2004, 2008 John Krasnay and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* John Krasnay - initial API and implementation
*******************************************************************************/
package org.eclipse.wst.xml.vex.core.internal.core;
/**
* Toolkit-independent representation of a color. Colors consist of three
* integers in the range 0..255 representing red, green, and blue components.
* Objects of this class are immutable.
*/
public class Color {
public static final Color BLACK = new Color(0, 0, 0);
private final int red;
private final int green;
private final int blue;
/**
* Class constructor.
*
* @param red
* red value, 0..255
* @param green
* green value, 0..255
* @param blue
* blue value, 0..255
*/
public Color(int red, int green, int blue) {
this.red = red;
this.green = green;
this.blue = blue;
}
/**
* Returns the blue component of the color, in the range 0..255
*/
public int getBlue() {
return blue;
}
/**
* Returns the green component of the color, in the range 0..255
*/
public int getGreen() {
return green;
}
/**
* Returns the red component of the color, in the range 0..255
*/
public int getRed() {
return red;
}
public boolean equals(Object obj) {
if (this == obj) return true;
if (obj == null) return false;
if (getClass() != obj.getClass()) return false;
Color other = (Color) obj;
return red == other.red
&& green == other.green
&& blue == other.blue;
}
public int hashCode() {
return this.red + this.green << 16 + this.blue << 24;
}
public String toString() {
StringBuffer sb = new StringBuffer(20);
sb.append("Color[r=");
sb.append(this.red);
sb.append(",g=");
sb.append(this.green);
sb.append(",b=");
sb.append(this.blue);
sb.append("]");
return sb.toString();
}
}
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