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jMonkeyEngine is a 3-D game engine for adventurous Java developers
/*
* Copyright (c) 2009-2021 jMonkeyEngine
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jme3.font;
import com.jme3.export.*;
import com.jme3.util.IntMap;
import com.jme3.util.IntMap.Entry;
import java.io.IOException;
public class BitmapCharacterSet implements Savable {
private int lineHeight;
private int base;
private int renderedSize;
private int width;
private int height;
final private IntMap> characters;
private int pageSize;
@Override
public void write(JmeExporter ex) throws IOException {
OutputCapsule oc = ex.getCapsule(this);
oc.write(lineHeight, "lineHeight", 0);
oc.write(base, "base", 0);
oc.write(renderedSize, "renderedSize", 0);
oc.write(width, "width", 0);
oc.write(height, "height", 0);
oc.write(pageSize, "pageSize", 0);
int[] styles = new int[characters.size()];
int index = 0;
for (Entry> entry : characters) {
int style = entry.getKey();
styles[index] = style;
index++;
IntMap charset = entry.getValue();
writeCharset(oc, style, charset);
}
oc.write(styles, "styles", null);
}
protected void writeCharset(OutputCapsule oc, int style, IntMap charset) throws IOException {
int size = charset.size();
short[] indexes = new short[size];
BitmapCharacter[] chars = new BitmapCharacter[size];
int i = 0;
for (Entry chr : charset) {
indexes[i] = (short) chr.getKey();
chars[i] = chr.getValue();
i++;
}
oc.write(indexes, "indexes"+style, null);
oc.write(chars, "chars"+style, null);
}
@Override
public void read(JmeImporter im) throws IOException {
InputCapsule ic = im.getCapsule(this);
lineHeight = ic.readInt("lineHeight", 0);
base = ic.readInt("base", 0);
renderedSize = ic.readInt("renderedSize", 0);
width = ic.readInt("width", 0);
height = ic.readInt("height", 0);
pageSize = ic.readInt("pageSize", 0);
int[] styles = ic.readIntArray("styles", null);
for (int style : styles) {
characters.put(style, readCharset(ic, style));
}
}
private IntMap readCharset(InputCapsule ic, int style) throws IOException {
IntMap charset = new IntMap<>();
short[] indexes = ic.readShortArray("indexes"+style, null);
Savable[] chars = ic.readSavableArray("chars"+style, null);
for (int i = 0; i < indexes.length; i++) {
int index = indexes[i] & 0xFFFF;
BitmapCharacter chr = (BitmapCharacter) chars[i];
charset.put(index, chr);
}
return charset;
}
public BitmapCharacterSet() {
characters = new IntMap>();
}
public BitmapCharacter getCharacter(int index) {
return getCharacter(index, 0);
}
public BitmapCharacter getCharacter(int index, int style) {
IntMap map = getCharacterSet(style);
return map.get(index);
}
private IntMap getCharacterSet(int style) {
if (characters.size() == 0) {
characters.put(style, new IntMap());
}
return characters.get(style);
}
public void addCharacter(int index, BitmapCharacter ch) {
getCharacterSet(0).put(index, ch);
}
public int getLineHeight() {
return lineHeight;
}
public void setLineHeight(int lineHeight) {
this.lineHeight = lineHeight;
}
public int getBase() {
return base;
}
public void setBase(int base) {
this.base = base;
}
public int getRenderedSize() {
return renderedSize;
}
public void setRenderedSize(int renderedSize) {
this.renderedSize = renderedSize;
}
public int getWidth() {
return width;
}
public void setWidth(int width) {
this.width = width;
}
public int getHeight() {
return height;
}
public void setHeight(int height) {
this.height = height;
}
/**
* Merge two fonts.
* If two font have the same style, merge will fail.
* @param styleSet Style must be assigned to this.
* author: Yonghoon
*/
public void merge(BitmapCharacterSet styleSet) {
if (this.renderedSize != styleSet.renderedSize) {
throw new RuntimeException("Only support same font size");
}
for (Entry> entry : styleSet.characters) {
int style = entry.getKey();
if (style == 0) {
throw new RuntimeException("Style must be set first. use setStyle(int)");
}
IntMap charset = entry.getValue();
this.lineHeight = Math.max(this.lineHeight, styleSet.lineHeight);
IntMap old = this.characters.put(style, charset);
if (old != null) {
throw new RuntimeException("Can't override old style");
}
for (Entry charEntry : charset) {
BitmapCharacter ch = charEntry.getValue();
ch.setPage(ch.getPage() + this.pageSize);
}
}
this.pageSize += styleSet.pageSize;
}
public void setStyle(int style) {
if (characters.size() > 1) {
throw new RuntimeException("Applicable only for single style font");
}
Entry> entry = characters.iterator().next();
IntMap charset = entry.getValue();
characters.remove(entry.getKey());
characters.put(style, charset);
}
void setPageSize(int pageSize) {
this.pageSize = pageSize;
}
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