org.microemu.device.swt.SwtFontManager Maven / Gradle / Ivy
The newest version!
/*
* MicroEmulator
* Copyright (C) 2001 Bartek Teodorczyk
*
* It is licensed under the following two licenses as alternatives:
* 1. GNU Lesser General Public License (the "LGPL") version 2.1 or any newer version
* 2. Apache License (the "AL") Version 2.0
*
* You may not use this file except in compliance with at least one of
* the above two licenses.
*
* You may obtain a copy of the LGPL at
* http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt
*
* You may obtain a copy of the AL 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 LGPL or the AL for the specific language governing permissions and
* limitations.
*/
package org.microemu.device.swt;
import java.net.URL;
import java.util.Enumeration;
import java.util.Hashtable;
import javax.microedition.lcdui.Font;
import org.eclipse.swt.graphics.FontMetrics;
import org.microemu.app.ui.swt.SwtDeviceComponent;
import org.microemu.device.impl.FontManagerImpl;
public class SwtFontManager implements FontManagerImpl {
static String FACE_SYSTEM_NAME = "SansSerif";
static String FACE_MONOSPACE_NAME = "Monospaced";
static String FACE_PROPORTIONAL_NAME = "SansSerif";
static int SIZE_SMALL = 6;
static int SIZE_MEDIUM = 8;
static int SIZE_LARGE = 10;
private Hashtable fonts = new Hashtable();
private boolean antialiasing;
org.microemu.device.impl.Font getFont(Font meFont) {
int key = 0;
key |= meFont.getFace();
key |= meFont.getStyle();
key |= meFont.getSize();
org.microemu.device.impl.Font result = (org.microemu.device.impl.Font) fonts.get(new Integer(key));
if (result == null) {
String name = null;
if (meFont.getFace() == Font.FACE_SYSTEM) {
name = FACE_SYSTEM_NAME;
} else if (meFont.getFace() == Font.FACE_MONOSPACE) {
name = FACE_MONOSPACE_NAME;
} else if (meFont.getFace() == Font.FACE_PROPORTIONAL) {
name = FACE_PROPORTIONAL_NAME;
}
String style = ",";
if ((meFont.getStyle() & Font.STYLE_PLAIN) != 0) {
style += "plain,";
}
if ((meFont.getStyle() & Font.STYLE_BOLD) != 0) {
style += "bold,";
}
if ((meFont.getStyle() & Font.STYLE_ITALIC) != 0) {
style += "italic,";
}
if ((meFont.getStyle() & Font.STYLE_ITALIC) != 0) {
style += "underlined,";
}
style = style.substring(0, style.length() - 1);
int size = 0;
if (meFont.getSize() == Font.SIZE_SMALL) {
size = SIZE_SMALL;
} else if (meFont.getSize() == Font.SIZE_MEDIUM) {
size = SIZE_MEDIUM;
} else if (meFont.getSize() == Font.SIZE_LARGE) {
size = SIZE_LARGE;
}
result = new SwtSystemFont(name, style, size, antialiasing);
fonts.put(new Integer(key), result);
}
return result;
}
public void init() {
fonts.clear();
}
public int charWidth(Font f, char ch) {
return getFont(f).charWidth(ch);
}
public int charsWidth(Font f, char[] ch, int offset, int length) {
return getFont(f).charsWidth(ch, offset, length);
}
public int getBaselinePosition(Font f) {
return getFont(f).getBaselinePosition();
}
public int getHeight(Font f) {
return getFont(f).getHeight();
}
public int stringWidth(Font f, String str) {
return getFont(f).stringWidth(str);
}
public boolean getAntialiasing() {
return antialiasing;
}
public void setAntialiasing(boolean antialiasing)
{
this.antialiasing = antialiasing;
Enumeration en = fonts.elements();
while (en.hasMoreElements()) {
SwtFont font = (SwtFont) en.nextElement();
font.setAntialiasing(antialiasing);
}
}
public void setFont(String face, String style, String size, org.microemu.device.impl.Font font) {
int key = 0;
if (face.equalsIgnoreCase("system")) {
key |= Font.FACE_SYSTEM;
} else if (face.equalsIgnoreCase("monospace")) {
key |= Font.FACE_MONOSPACE;
} else if (face.equalsIgnoreCase("proportional")) {
key |= Font.FACE_PROPORTIONAL;
}
String testStyle = style.toLowerCase();
if (testStyle.indexOf("plain") != -1) {
key |= Font.STYLE_PLAIN;
}
if (testStyle.indexOf("bold") != -1) {
key |= Font.STYLE_BOLD;
}
if (testStyle.indexOf("italic") != -1) {
key |= Font.STYLE_ITALIC;
}
if (testStyle.indexOf("underlined") != -1) {
key |= Font.STYLE_UNDERLINED;
}
if (size.equalsIgnoreCase("small")) {
key |= Font.SIZE_SMALL;
} else if (size.equalsIgnoreCase("medium")) {
key |= Font.SIZE_MEDIUM;
} else if (size.equalsIgnoreCase("large")) {
key |= Font.SIZE_LARGE;
}
fonts.put(new Integer(key), font);
}
public org.microemu.device.impl.Font createSystemFont(String defName, String defStyle, int defSize, boolean antialiasing) {
return new SwtSystemFont(defName, defStyle, defSize, antialiasing);
}
public org.microemu.device.impl.Font createTrueTypeFont(URL defUrl, String defStyle, int defSize, boolean antialiasing) {
return new SwtTrueTypeFont(defUrl, defStyle, defSize, antialiasing);
}
}