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/*******************************************************************************
 * Copyright 2011 See AUTHORS file.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/

package com.badlogic.gdx.graphics.glutils;

import com.badlogic.gdx.graphics.Pixmap;
import com.badlogic.gdx.graphics.Pixmap.Format;
import com.badlogic.gdx.graphics.TextureData;
import com.badlogic.gdx.utils.GdxRuntimeException;

public class PixmapTextureData implements TextureData {
	final Pixmap pixmap;
	final Format format;
	final boolean useMipMaps;
	final boolean disposePixmap;

	public PixmapTextureData (Pixmap pixmap, Format format, boolean useMipMaps, boolean disposePixmap) {
		this.pixmap = pixmap;
		this.format = format == null ? pixmap.getFormat() : format;
		this.useMipMaps = useMipMaps;
		this.disposePixmap = disposePixmap;
	}

	@Override
	public boolean disposePixmap () {
		return disposePixmap;
	}

	@Override
	public Pixmap consumePixmap () {
		return pixmap;
	}

	@Override
	public int getWidth () {
		return pixmap.getWidth();
	}

	@Override
	public int getHeight () {
		return pixmap.getHeight();
	}

	@Override
	public Format getFormat () {
		return format;
	}

	@Override
	public boolean useMipMaps () {
		return useMipMaps;
	}

	@Override
	public boolean isManaged () {
		return false;
	}

	@Override
	public TextureDataType getType () {
		return TextureDataType.Pixmap;
	}

	@Override
	public void consumeCompressedData () {
		throw new GdxRuntimeException("This TextureData implementation does not upload data itself");
	}

	@Override
	public boolean isPrepared () {
		return true;
	}

	@Override
	public void prepare () {
		throw new GdxRuntimeException("prepare() must not be called on a PixmapTextureData instance as it is already prepared.");
	}
}