de.lessvoid.nifty.renderer.lwjgl.render.font.AngelCodeFont Maven / Gradle / Ivy
package de.lessvoid.nifty.renderer.lwjgl.render.font;
import de.lessvoid.nifty.tools.resourceloader.NiftyResourceLoader;
import javax.annotation.Nonnull;
import java.io.*;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
/**
* AngelCodeFont loading.
*
* @author void
*/
public class AngelCodeFont {
/**
* name of font.
*/
private String name;
/**
* Texture HashMap for the font.
* Key = page index
* Value = filename of texture
*/
@Nonnull
private final HashMap textures = new HashMap();
/**
* width of single font texture page.
*/
private int width;
/**
* height of single font texture page.
*/
private int height;
/**
* height of single line.
*/
private int lineHeight;
/**
* CharacterInfo for all characters in the font file.
*/
@Nonnull
private final Map chars;
private final NiftyResourceLoader resourceLoader;
public AngelCodeFont(final NiftyResourceLoader resourceLoader) {
chars = new HashMap();
this.resourceLoader = resourceLoader;
}
/**
* load the font with the given name.
*
* @param filename file to load
* @return true on success and false on any error
*/
public boolean load(@Nonnull final String filename) {
BufferedReader reader = null;
try {
InputStream in = resourceLoader.getResourceAsStream(filename);
if (in == null) {
return false;
}
reader = new BufferedReader(new InputStreamReader(in));
while (true) {
String line = reader.readLine();
if (line == null) {
break;
}
if (line.startsWith("info")) {
HashMap values = getInfoLine(line);
parseInfo(values);
} else if (line.startsWith("common")) {
HashMap values = splitToInteger(line);
parseCommon(values);
} else if (line.startsWith("page")) {
HashMap values = getPageLine(line);
parsePage(values);
} else if (line.startsWith("chars")) {
HashMap values = splitToInteger(line);
parseChars(values);
} else if (line.startsWith("char")) {
HashMap values = splitToInteger(line);
parseChar(values);
} else if (line.startsWith("kernings")) {
HashMap values = splitToInteger(line);
parseKernings(values);
} else if (line.startsWith("kerning")) {
HashMap values = splitToInteger(line);
parseKerning(values);
}
}
} catch (IOException e) {
return false;
} finally {
if (reader != null) {
try {
reader.close();
} catch (IOException ignored) {
}
}
}
return true;
}
/**
* parse info.
*
* @param line line with info
*/
private void parseInfo(@Nonnull final HashMap line) {
name = line.get("face");
}
private void parseCommon(@Nonnull HashMap line) {
width = line.get("scaleW");
height = line.get("scaleH");
}
private void parsePage(@Nonnull HashMap line) {
Integer id = Integer.parseInt(line.get("id"));
textures.put(id, line.get("file"));
}
private void parseChars(HashMap line) {
}
private void parseChar(@Nonnull HashMap line) {
CharacterInfo c = new CharacterInfo();
c.setId(line.get("id"));
c.setX(line.get("x"));
c.setY(line.get("y"));
c.setWidth(line.get("width"));
c.setHeight(line.get("height"));
c.setXoffset(line.get("xoffset"));
c.setYoffset(line.get("yoffset"));
c.setXadvance(line.get("xadvance"));
c.setPage(line.get("page"));
chars.put((char) c.getId(), c);
lineHeight = Math.max(c.getHeight() + c.getYoffset(), lineHeight);
}
private void parseKernings(HashMap line) {
}
private void parseKerning(@Nonnull HashMap line) {
int first = line.get("first");
int second = line.get("second");
int amount = line.get("amount");
CharacterInfo info = chars.get((char) first);
info.getKerning().put((char) second, amount);
}
@Nonnull
private HashMap splitToInteger(@Nonnull String line) {
HashMap table = new HashMap();
String[] values = line.split(" ");
for (int i = 0; i < values.length; i++) {
String[] current = values[i].split("=");
if (current.length > 1) {
table.put(current[0], Integer.valueOf(current[1]));
} else {
table.put(current[0], null);
}
}
return table;
}
/**
* @param line
* @return
*/
@Nonnull
private HashMap getInfoLine(@Nonnull String line) {
HashMap table = new HashMap();
try {
StreamTokenizer tokenizer = new StreamTokenizer(new StringReader(line));
tokenizer.whitespaceChars(' ', ' ');
tokenizer.parseNumbers();
tokenizer.quoteChar('"');
// info face="Times New Roman" size=24 bold=0 italic=0 charset="" unicode=1 stretchH=100 smooth=1 aa=4
// padding=1,1,1,1 spacing=1,1
// info
tokenizer.nextToken();
// face
tokenizer.nextToken();
tokenizer.nextToken();
tokenizer.nextToken();
table.put("face", tokenizer.sval);
// size
tokenizer.nextToken();
tokenizer.nextToken();
tokenizer.nextToken();
table.put("size", Integer.toString((int) tokenizer.nval));
// bold
tokenizer.nextToken();
tokenizer.nextToken();
tokenizer.nextToken();
table.put("bold", Integer.toString((int) tokenizer.nval));
// italic
tokenizer.nextToken();
tokenizer.nextToken();
tokenizer.nextToken();
table.put("italic", Integer.toString((int) tokenizer.nval));
// charset
tokenizer.nextToken();
tokenizer.nextToken();
tokenizer.nextToken();
table.put("charset", tokenizer.sval);
// unicode
tokenizer.nextToken();
tokenizer.nextToken();
tokenizer.nextToken();
table.put("unicode", Integer.toString((int) tokenizer.nval));
// stretchH
tokenizer.nextToken();
tokenizer.nextToken();
tokenizer.nextToken();
table.put("stretchH", Integer.toString((int) tokenizer.nval));
// smooth
tokenizer.nextToken();
tokenizer.nextToken();
tokenizer.nextToken();
table.put("smooth", Integer.toString((int) tokenizer.nval));
// aa
tokenizer.nextToken();
tokenizer.nextToken();
tokenizer.nextToken();
table.put("aa", Integer.toString((int) tokenizer.nval));
// padding
tokenizer.nextToken();
tokenizer.nextToken();
tokenizer.nextToken();
String padding = Integer.toString((int) tokenizer.nval);
tokenizer.nextToken();
padding = padding + "," + Integer.toString((int) tokenizer.nval);
tokenizer.nextToken();
padding = padding + "," + Integer.toString((int) tokenizer.nval);
tokenizer.nextToken();
padding = padding + "," + Integer.toString((int) tokenizer.nval);
table.put("padding", padding);
// spacing
tokenizer.nextToken();
tokenizer.nextToken();
tokenizer.nextToken();
String spacing = Integer.toString((int) tokenizer.nval);
tokenizer.nextToken();
spacing = spacing + "," + Integer.toString((int) tokenizer.nval);
table.put("spacing", spacing);
} catch (IOException e) {
e.printStackTrace();
}
return table;
}
@Nonnull
private HashMap getPageLine(@Nonnull String line) {
HashMap table = new HashMap();
try {
StreamTokenizer tokenizer = new StreamTokenizer(new StringReader(line));
tokenizer.whitespaceChars(' ', ' ');
tokenizer.parseNumbers();
tokenizer.quoteChar('"');
// page id=0 file="Times New Roman--24_00.tga"
// page
tokenizer.nextToken();
// id
tokenizer.nextToken();
tokenizer.nextToken();
tokenizer.nextToken();
table.put("id", Integer.toString((int) tokenizer.nval));
// file
tokenizer.nextToken();
tokenizer.nextToken();
tokenizer.nextToken();
table.put("file", tokenizer.sval);
} catch (IOException e) {
e.printStackTrace();
}
return table;
}
/**
* get the font name
*
* @return
*/
public String getName() {
return name;
}
/**
* get the font texture
*
* @return
*/
@Nonnull
public String[] getTextures() {
Collection var = textures.values();
return var.toArray(new String[var.size()]);
}
/**
* @return
*/
public int getNumChars() {
return chars.size();
}
/**
* get character info for the given char
*
* @param c
* @return
*/
public CharacterInfo getChar(char c) {
return chars.get(c);
}
@Nonnull
public Map getChars() {
return chars;
}
public int getHeight() {
return height;
}
public int getWidth() {
return width;
}
public int getLineHeight() {
return lineHeight;
}
}
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