com.github.bloodshura.x.assets.font.glyph.GlyphableFont Maven / Gradle / Ivy

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An API for reading, writing and manipulating fonts, images and sounds.

There is a newer version: 1.1.0

/*
 * Copyright (c) 2013-2018, João Vitor Verona Biazibetti - All Rights Reserved
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see .
 *
 * https://www.github.com/BloodShura
 */

package com.github.bloodshura.x.assets.font.glyph;

import com.github.bloodshura.x.assets.font.Font;
import com.github.bloodshura.x.assets.font.exception.FontException;

import javax.annotation.Nonnull;

public abstract class GlyphableFont extends Font implements Glyphable {
	private final Glyph[] glyphs;
	private final String name;
	private final int size;
	private final GlyphableFontWrapper wrapper;

	public GlyphableFont(@Nonnull CharSequence name, int size) {
		this.glyphs = new Glyph[maxGlyphIndex()];
		this.name = name.toString();
		this.size = size;
		this.wrapper = new GlyphableFontWrapper(this);
	}

	@Nonnull
	@Override
	public abstract GlyphableFont clone();

	@Nonnull
	@Override
	public Glyph getGlyph(char character) throws FontException {
		if (character >= 0 && character < maxGlyphIndex()) {
			Glyph glyph = getGlyphs()[character];

			if (glyph != null) {
				return glyph;
			}
		}

		throw new FontException("Character \"" + character + "\" not supported");
	}

	@Nonnull
	public Glyph[] getGlyphs() {
		return glyphs;
	}

	@Nonnull
	@Override
	public String getName() {
		return name;
	}

	@Override
	public int getSize() {
		return size;
	}

	@Override
	public int getWidth(@Nonnull CharSequence s) {
		int sum = 0;

		for (int i = 0; i < s.length(); i++) {
			char ch = s.charAt(i);

			if (isSupported(ch)) {
				Glyph glyph = getGlyph(ch);

				sum += glyph.getWidth();
			}
		}

		return sum;
	}

	@Override
	public boolean isSupported(char character) {
		try {
			getGlyph(character);

			return true;
		}
		catch (FontException exception) {
			return false;
		}
	}

	public int maxGlyphIndex() {
		return 256;
	}

	// TODO Rework dis shet with the wrapper; 28-10-2015
	@Nonnull
	@Override
	public String[] wrapString(@Nonnull String s, int width) {
		return wrapper.wrapStringToWidth(s, width).split(String.valueOf((char) 32767));
	}
}