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/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.intellij.openapi.editor.richcopy;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.util.ReflectionUtil;
import org.jetbrains.annotations.NotNull;
import java.awt.*;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
/**
* Java logical font names (like 'Monospaced') don't necessarily make sense for other applications, so we try to map those fonts to
* the corresponding physical font names.
*/
public class FontMapper {
private static final Logger LOG = Logger.getInstance("#" + FontMapper.class.getName());
private static final String[] logicalFontsToMap = {Font.DIALOG, Font.DIALOG_INPUT, Font.MONOSPACED, Font.SERIF, Font.SANS_SERIF};
private static final Map<String, String> logicalToPhysicalMapping = new HashMap<String, String>();
static {
try {
Object fontManager = null;
try {
fontManager = Class.forName("sun.font.FontManagerFactory").getMethod("getInstance").invoke(null);
}
catch (ClassNotFoundException e) {
// expected for JRE 1.6. FontManager.findFont2D method is static there, so leaving fontManager value as null will work
}
Method findFontMethod = Class.forName("sun.font.FontManager").getMethod("findFont2D", String.class, int.class, int.class);
for (String logicalFont : logicalFontsToMap) {
Object font2D = findFontMethod.invoke(fontManager, logicalFont, Font.PLAIN, 0);
if (font2D == null) {
continue;
}
String fontClassName = font2D.getClass().getName();
String physicalFont = null;
if ("sun.font.CompositeFont".equals(fontClassName)) { // Windows and Linux case
Object physicalFontObject = Class.forName("sun.font.CompositeFont").getMethod("getSlotFont", int.class).invoke(font2D, 0);
physicalFont = (String)Class.forName("sun.font.Font2D").getMethod("getFamilyName", Locale.class).invoke(physicalFontObject, Locale.getDefault());
}
else if ("sun.font.CFont".equals(fontClassName)) { // MacOS case
physicalFont = ReflectionUtil.getField(Class.forName("sun.font.CFont"), font2D, String.class, "nativeFontName");
}
if (physicalFont != null) {
logicalToPhysicalMapping.put(logicalFont, physicalFont);
}
}
}
catch (Throwable e) {
LOG.warn("Failed to determine logical to physical font mappings");
}
}
public static
@NotNull
String getPhysicalFontName(@NotNull String logicalFontName) {
String mapped = logicalToPhysicalMapping.get(logicalFontName);
return mapped == null ? logicalFontName : mapped;
}
}
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