/*******************************************************************************
 * 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.tests;

import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.Input.Peripheral;
import com.badlogic.gdx.graphics.Color;
import com.badlogic.gdx.graphics.GL20;
import com.badlogic.gdx.graphics.OrthographicCamera;
import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
import com.badlogic.gdx.graphics.glutils.ShapeRenderer.ShapeType;
import com.badlogic.gdx.tests.utils.GdxTest;
import com.badlogic.gdx.utils.TimeUtils;

public class MultitouchTest extends GdxTest {
	ShapeRenderer renderer;
	OrthographicCamera camera;
	long startTime = TimeUtils.nanoTime();

	Color[] colors = {Color.RED, Color.BLUE, Color.GREEN, Color.WHITE, Color.PINK, Color.ORANGE, Color.YELLOW, Color.MAGENTA,
		Color.CYAN, Color.LIGHT_GRAY, Color.GRAY, Color.DARK_GRAY};

	@Override
	public void render () {
		Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
		camera.update();
		renderer.setProjectionMatrix(camera.combined);
		renderer.begin(ShapeType.Filled);
		int size = Math.max(Gdx.graphics.getWidth(), Gdx.graphics.getHeight()) / 10;
		for (int i = 0; i < 10; i++) {
			if (Gdx.input.isTouched(i) == false) continue;

			float x = Gdx.input.getX(i);
			float y = Gdx.graphics.getHeight() - Gdx.input.getY(i) - 1;
			Color color = colors[i % colors.length];
			renderer.setColor(color);
			renderer.triangle(x, y + size, x + size, y - size, x - size, y - size);
		}
		renderer.end();
	}

	@Override
	public void create () {
		Gdx.app.log("Multitouch", "multitouch supported: " + Gdx.input.isPeripheralAvailable(Peripheral.MultitouchScreen));
		renderer = new ShapeRenderer();
		camera = new OrthographicCamera(Gdx.graphics.getWidth(), Gdx.graphics.getHeight());
		camera.position.set(Gdx.graphics.getWidth() / 2.0f, Gdx.graphics.getHeight() / 2.0f, 0);
		Gdx.input.setInputProcessor(this);
	}

	@Override
	public void dispose () {
		renderer.dispose();
	}
}