/* Copyright (c) 2016 Jesper Öqvist <jesper@llbit.se>
*
* This file is part of Chunky.
*
* Chunky is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Chunky 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 General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with Chunky. If not, see <http://www.gnu.org/licenses/>.
*/
package se.llbit.chunky.resources.texturepack;
import se.llbit.chunky.resources.BitmapImage;
import se.llbit.chunky.resources.Texture;
import java.io.IOException;
import java.io.InputStream;
import java.util.zip.ZipFile;
/**
* Loads a single texture and rotates it 90 degrees clockwise and
* flips it horizontally (x & z coordinate swap).
*
* @author Jesper Öqvist <jesper@llbit.se>
*/
public class RotatedTextureLoader extends TextureLoader {
protected TextureLoader loader;
protected Texture texture;
public RotatedTextureLoader(String file, Texture texture) {
this.texture = texture;
loader = new SimpleTexture(file, texture);
}
@Override public boolean load(ZipFile texturePack) {
if (!loader.load(texturePack)) {
return false;
}
BitmapImage source = texture.getBitmap();
BitmapImage rotated = new BitmapImage(source.height, source.width);
for (int y = 0; y < source.height; ++y) {
for (int x = 0; x < source.width; ++x) {
rotated.setPixel(y, x, source.getPixel(x, y));
}
}
texture.setTexture(rotated);
return true;
}
@Override protected boolean load(InputStream imageStream) throws IOException, TextureFormatError {
throw new TextureFormatError("Call simple texture sub-loader instead.");
}
}