RectangleRenderer.java

/*******************************************************************************
 * Copyright 2014 Rafael Garcia Moreno.
 * 
 * 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.bladecoder.engine.util;

import com.badlogic.gdx.graphics.Color;
import com.badlogic.gdx.graphics.Pixmap;
import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.graphics.g2d.Batch;

public final class RectangleRenderer {
	private static Texture texture;

	private static Texture makePixel() {
		Texture _temp;
		Pixmap p = new Pixmap(1, 1, Pixmap.Format.RGBA8888);
		p.setColor(Color.WHITE);
		p.fillRectangle(0, 0, 1, 1);
		_temp = new Texture(p, true);
		p.dispose();
		return _temp;
	}

	public static void draw(Batch batch, float posX, float posY,
			float width, float height, Color color) {
		
		if(texture == null) texture = makePixel();
		
		Color tmp = batch.getColor();
		batch.setColor(color);
		batch.draw(texture, posX, posY, 0,
				0, width, height, 1, 1, 0, 0, 0, 1, 1, false, false);
		
		batch.setColor(tmp);
	}
	
	public static void dispose() {
		if(texture!=null) texture.dispose();
		texture = null;
	}

}