Android Open Source - Airplanes T T F Font Manager

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From Project

Back to project page Airplanes.

License

The source code is released under:

GNU General Public License

Java Source Code

package com.axnsan.airplanes.util;
/*from   ww w .  ja va2  s  .  co  m*/
import java.util.Collections;
import java.util.SortedMap;
import java.util.TreeMap;

import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.graphics.Color;
import com.badlogic.gdx.graphics.g2d.BitmapFont;
import com.badlogic.gdx.graphics.g2d.freetype.FreeTypeFontGenerator;
import com.badlogic.gdx.graphics.g2d.freetype.FreeTypeFontGenerator.FreeTypeFontParameter;

public class TTFFontManager implements FontManagerInterface {
  private SortedMap<Integer, BitmapFont> fonts = new TreeMap<Integer, BitmapFont>(Collections.reverseOrder());
  private boolean init = false;
  private final Integer sizes[] = { 15, 16, 17, 18, 20, 22, 25, 30, 35, 42, 55 }, defaultSize = 15;
  private BitmapFont defaultFont;
  
  /**Initialize the font manager*/
  private void init() {
    FreeTypeFontGenerator generator = new FreeTypeFontGenerator(Gdx.files.internal("data/segoeui.ttf"));
    FreeTypeFontParameter par = new FreeTypeFontParameter();
    par.characters = "qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM" +
        "?????? -;'.[]\\(),?!\"/@#$%^&*1234567890<>_:+";
    for (Integer size : sizes) {
      par.size = size;
      BitmapFont font = generator.generateFont(par);
      font.setColor(Color.BLACK);
      fonts.put(size, font);
    }
    par.size = defaultSize;
    defaultFont = generator.generateFont(par);
    generator.dispose();
    init = true;
  }
  
  /**Returns the largest font that is smaller than the given size*/
  @Override
  public BitmapFont getFontForHeight(Integer size) {
    if (!init)
      init();
    
    for(SortedMap.Entry<Integer, BitmapFont> entry : fonts.entrySet()) {
      if (size >= entry.getKey()) {
        BitmapFont ret = entry.getValue();
        ret.setColor(Color.BLACK);
        return ret;
      }
    }
    
    return defaultFont;
  }
  
  @Override
  public BitmapFont getFontForHeight(float size) {
    return getFontForHeight(new Integer((int)size));
  }
  
  /**Dispose of the generated fonts*/
  @Override
  public void dispose() {
    for(SortedMap.Entry<Integer, BitmapFont> entry : fonts.entrySet()) {
      BitmapFont font = entry.getValue();
      if (font != null)
        font.dispose();
    }
    fonts.clear();
    if (defaultFont != null)
      defaultFont.dispose();
    defaultFont = null;
    init = false;
  }
}

Java Source Code List

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