001: /*
002: * %W% %E%
003: *
004: * Copyright 1990-2006 Sun Microsystems, Inc. All Rights Reserved.
005: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
006: *
007: * This program is free software; you can redistribute it and/or
008: * modify it under the terms of the GNU General Public License version
009: * 2 only, as published by the Free Software Foundation.
010: *
011: * This program is distributed in the hope that it will be useful, but
012: * WITHOUT ANY WARRANTY; without even the implied warranty of
013: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
014: * General Public License version 2 for more details (a copy is
015: * included at /legal/license.txt).
016: *
017: * You should have received a copy of the GNU General Public License
018: * version 2 along with this work; if not, write to the Free Software
019: * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
020: * 02110-1301 USA
021: *
022: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
023: * Clara, CA 95054 or visit www.sun.com if you need additional
024: * information or have any questions.
025: *
026: */
027:
028: /**
029: * GPlatformFont.java
030: *
031: */package sun.awt.gtk;
032:
033: import sun.awt.peer.FontPeer;
034: import java.awt.Font;
035: import java.awt.FontMetrics;
036: import java.awt.Toolkit;
037: import java.util.*;
038:
039: import sun.awt.PlatformFont;
040: import sun.awt.FontDescriptor;
041: import sun.awt.CharsetString;
042: import sun.io.CharToByteConverter;
043:
044: class GPlatformFont extends PlatformFont {
045:
046: private static final String DEFAULT_NATIVE_FONT_NAME = "-adobe-courier-medium-r-normal--0-%d-0-0-m-0-iso8859-1";
047: private static String defaultNativeFontName = null;
048:
049: private HashMap fontDescriptorToGdkFont = new HashMap(20);
050:
051: private native int init(String gdkFontName, int size);
052:
053: int ascent, descent;
054:
055: GPlatformFont(String name, int style, int size) {
056: super (name, style);
057:
058: for (int i = 0; i < componentFonts.length; i++) {
059: int gdkfont = init(getNativeName(componentFonts[i]), size);
060: fontDescriptorToGdkFont.put(componentFonts[i], new Integer(
061: gdkfont));
062: }
063:
064: }
065:
066: GPlatformFont(int gdkFont) {
067: componentFonts = new FontDescriptor[1];
068: componentFonts[0] = new FontDescriptor("SystemAssigned", null,
069: null);
070: fontDescriptorToGdkFont.put(componentFonts[0], new Integer(
071: gdkFont));
072: }
073:
074: int getGdkFont(FontDescriptor fd) {
075: Integer gdkFont = (Integer) (fontDescriptorToGdkFont.get(fd));
076: return gdkFont != null ? gdkFont.intValue() : 0;
077: }
078:
079: boolean containsGdkFont(int gdkFont) {
080: Iterator i = fontDescriptorToGdkFont.entrySet().iterator();
081: while (i.hasNext()) {
082: Map.Entry entry = (Map.Entry) i.next();
083: Integer peer = (Integer) entry.getValue();
084: if (GFontPeer.areFontsTheSame(gdkFont, peer.intValue()))
085: return true;
086: }
087:
088: return false;
089: }
090:
091: protected CharToByteConverter getFontCharset(String charsetName,
092: String fontName) {
093: System.out.println("GPLATFORMFONT: (cn) :" + charsetName);
094: System.out.println("GPLATFORMFONT: (fn) :" + fontName);
095:
096: if (!charsetName.equalsIgnoreCase("default")) {
097: try {
098: return ((sun.io.CharToByteConverter) (Class
099: .forName(charsetName)).newInstance());
100: } catch (Exception e) {
101: System.err.println("Can't find an encoder for "
102: + charsetName + " " + e);
103: }
104: }
105:
106: return CharToByteConverter.getDefault();
107:
108: }
109:
110: static String[] getAvailableFontFamilyNames() {
111:
112: /* Call the static version in GPlatformFont */
113:
114: List fontNames = new ArrayList();
115: Iterator fonts = fprops.keySet().iterator();
116: int dotidx;
117: while (fonts.hasNext()) {
118: String fontName = (String) fonts.next();
119: if ((dotidx = fontName.indexOf('.')) == -1)
120: dotidx = fontName.length();
121: fontName = fontName.substring(0, dotidx);
122: if (!fontNames.contains(fontName))
123: fontNames.add(fontName);
124: }
125: if (!fontNames.contains("default"))
126: fontNames.add("default");
127: return (String[]) fontNames
128: .toArray(new String[fontNames.size()]);
129: }
130:
131: /* Given the name and style of a font this method will detrmine the fontset name
132: that needs to be loaded by gdk_font_load. */
133:
134: static String getNativeFontName(String name, int style) {
135:
136: /* Call the static version in GPlatformFont */
137:
138: String nativeName;
139: name = name.toLowerCase();
140: nativeName = fprops.getProperty(name + "." + style);
141: if (nativeName == null) {
142: // Check if plain version exists
143:
144: nativeName = fprops.getProperty(name + ".0");
145:
146: // Get the default native font name from a system property if
147: // exists as a system property
148: if (nativeName == null) {
149: if (defaultNativeFontName == null) {
150: String fontNameTmp = System
151: .getProperty("j2me.pp.gtk.default.font");
152: if (fontNameTmp == null) {
153: defaultNativeFontName = DEFAULT_NATIVE_FONT_NAME;
154: } else {
155: defaultNativeFontName = fontNameTmp;
156: }
157: }
158: nativeName = defaultNativeFontName;
159: }
160: }
161: return nativeName;
162: }
163:
164: }
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