001: /*
002: * $Id: FontCache.java,v 1.3 2002/03/22 04:55:07 skavish Exp $
003: *
004: * ==========================================================================
005: *
006: * The JGenerator Software License, Version 1.0
007: *
008: * Copyright (c) 2000 Dmitry Skavish (skavish@usa.net). All rights reserved.
009: *
010: * Redistribution and use in source and binary forms, with or without
011: * modification, are permitted provided that the following conditions are met:
012: *
013: * 1. Redistributions of source code must retain the above copyright
014: * notice, this list of conditions and the following disclaimer.
015: *
016: * 2. Redistributions in binary form must reproduce the above copyright
017: * notice, this list of conditions and the following disclaimer in
018: * the documentation and/or other materials provided with the
019: * distribution.
020: *
021: * 3. The end-user documentation included with the redistribution, if
022: * any, must include the following acknowlegement:
023: * "This product includes software developed by Dmitry Skavish
024: * (skavish@usa.net, http://www.flashgap.com/)."
025: * Alternately, this acknowlegement may appear in the software itself,
026: * if and wherever such third-party acknowlegements normally appear.
027: *
028: * 4. The name "The JGenerator" must not be used to endorse or promote
029: * products derived from this software without prior written permission.
030: * For written permission, please contact skavish@usa.net.
031: *
032: * 5. Products derived from this software may not be called "The JGenerator"
033: * nor may "The JGenerator" appear in their names without prior written
034: * permission of Dmitry Skavish.
035: *
036: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
037: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
038: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
039: * DISCLAIMED. IN NO EVENT SHALL DMITRY SKAVISH OR THE OTHER
040: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
041: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
042: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
043: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
044: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
045: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
046: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
047: * SUCH DAMAGE.
048: *
049: */
050:
051: package org.openlaszlo.iv.flash.cache;
052:
053: import org.openlaszlo.iv.flash.api.text.*;
054: import org.openlaszlo.iv.flash.util.*;
055: import java.util.*;
056:
057: public class FontCache extends GenericCache {
058:
059: private static FontCache instance = new FontCache();
060:
061: private FontCache() {
062: }
063:
064: public static FontCache getInstance() {
065: return instance;
066: }
067:
068: public static CacheSettings getSettings() {
069: return instance.getMySettings();
070: }
071:
072: /**
073: * Gets cached font.
074: *
075: * @param fontName font key
076: * @return found font
077: */
078: public static Font getFont(String fontName) {
079: CacheItem item = instance.getItem(fontName);
080: if (item == null)
081: return null;
082: return (Font) item.getObject();
083: }
084:
085: /**
086: * Adds font to cache.
087: *
088: * @param fontName font key
089: * @param font font to add
090: */
091: public static void addFont(String fontName, Font font) {
092: long now = System.currentTimeMillis();
093: long expire = now + Integer.MAX_VALUE * 1000L;
094: int size = font.getFontSize();
095: CacheItem item = new CacheItem(fontName, font, size, now,
096: expire);
097: font.cached = instance.addItem(item);
098: }
099:
100: /**
101: * Removes font from cache.
102: *
103: * @param fontName font key
104: */
105: public static void removeFont(String fontName) {
106: CacheItem item = instance.getItem(fontName);
107: if (item == null)
108: return;
109: Font font = (Font) item.getObject();
110: font.cached = false;
111: instance.removeItem(item);
112: }
113:
114: }
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