author | Dan Labrecque <dan.labrecque@oracle.com> |
Thu, 24 May 2012 04:16:47 -0400 | |
changeset 827 | 0944d8c0158b |
permissions | -rw-r--r-- |
827
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/* |
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* CDDL HEADER START |
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7169052 Integrate Visual Panels into Userland
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* |
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* The contents of this file are subject to the terms of the |
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* Common Development and Distribution License (the "License"). |
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* You may not use this file except in compliance with the License. |
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* |
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE |
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* or http://www.opensolaris.org/os/licensing. |
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* See the License for the specific language governing permissions |
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* and limitations under the License. |
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* |
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* When distributing Covered Code, include this CDDL HEADER in each |
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE. |
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* If applicable, add the following below this CDDL HEADER, with the |
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* fields enclosed by brackets "[]" replaced with your own identifying |
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* information: Portions Copyright [yyyy] [name of copyright owner] |
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* |
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* CDDL HEADER END |
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*/ |
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|
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/* |
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* Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved. |
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*/ |
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|
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package com.oracle.solaris.vp.util.misc.converter; |
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|
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import java.awt.Color; |
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import java.util.*; |
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import com.oracle.solaris.vp.util.misc.TextUtil; |
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|
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public class ColorStringConverter extends StringConverter<Color> { |
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// |
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// Static data |
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// |
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public static final ColorStringConverter INSTANCE = |
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new ColorStringConverter(); |
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// |
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// Converter methods |
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// |
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/** |
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* Converts the given {@code String} to a {@code Color}. |
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* |
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* @param s |
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* the {@code String} to convert: a list of one, three, or four |
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* integers, separated by whitespace and/or commas; these |
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* correspond to the arguments of the various {@code Color} |
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* constructors. |
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* |
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* @return {@code null} if {@code s} is {@code null}, a {@code Color} |
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* otherwise |
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* |
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* @exception IllegalArgumentException |
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* if the given {@code String} could not be converted to a |
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* {@code Color} |
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*/ |
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@Override |
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public Color convert(String s) { |
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if (s == null) { |
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return null; |
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} |
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List<Integer> list = new ArrayList<Integer>(); |
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String[] groups; |
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String remaining = s; |
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while ((groups = TextUtil.match( |
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remaining, "^[\\s,]*(\\d+)(.*)")) != null) { |
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list.add(new Integer(groups[1])); |
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remaining = groups[2]; |
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} |
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switch (list.size()) { |
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// Single RGB int |
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case 1: |
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return new Color((int)list.get(0)); |
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|
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// R, G, B |
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case 3: |
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return new Color((int)list.get(0), (int)list.get(1), |
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(int)list.get(2)); |
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|
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// R, G, B, A |
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case 4: |
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return new Color((int)list.get(0), (int)list.get(1), |
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(int)list.get(2), (int)list.get(3)); |
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} |
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throw new IllegalArgumentException( |
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String.format("invalid color: %s", s)); |
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} |
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// |
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// DualConverter methods |
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// |
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|
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@Override |
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public String revert(Color c) { |
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return String.format("%d, %d, %d, %d", |
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c.getRed(), c.getGreen(), c.getBlue(), c.getAlpha()); |
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} |
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} |