TickerTextBenchmark.java

package org.andengine.examples.benchmark;

import org.andengine.engine.camera.Camera;
import org.andengine.engine.options.EngineOptions;
import org.andengine.engine.options.ScreenOrientation;
import org.andengine.engine.options.resolutionpolicy.RatioResolutionPolicy;
import org.andengine.entity.scene.Scene;
import org.andengine.entity.scene.background.Background;
import org.andengine.entity.text.Text;
import org.andengine.entity.text.TickerText;
import org.andengine.entity.text.TickerText.TickerTextOptions;
import org.andengine.opengl.font.Font;
import org.andengine.opengl.font.FontFactory;
import org.andengine.opengl.texture.TextureOptions;
import org.andengine.opengl.vbo.VertexBufferObjectManager;

import android.graphics.Color;
import android.graphics.Typeface;

/**
 * (c) 2010 Nicolas Gramlich
 * (c) 2011 Zynga
 *
 * @author Nicolas Gramlich
 * @since 21:00:56 - 28.06.2010
 */
public class TickerTextBenchmark extends BaseBenchmark {
	// ===========================================================
	// Constants
	// ===========================================================

	private static final int CAMERA_WIDTH = 720;
	private static final int CAMERA_HEIGHT = 480;
	
	private static final int TEXT_COUNT = 200;

	// ===========================================================
	// Fields
	// ===========================================================

	private Font mFont;

	// ===========================================================
	// Constructors
	// ===========================================================

	// ===========================================================
	// Getter & Setter
	// ===========================================================

	// ===========================================================
	// Methods for/from SuperClass/Interfaces
	// ===========================================================

	@Override
	protected int getBenchmarkID() {
		return TICKERTEXTBENCHMARK_ID;
	}

	@Override
	protected float getBenchmarkStartOffset() {
		return 2;
	}

	@Override
	protected float getBenchmarkDuration() {
		return 10;
	}

	@Override
	public EngineOptions onCreateEngineOptions() {
		final Camera camera = new Camera(0, 0, CAMERA_WIDTH, CAMERA_HEIGHT);

		return new EngineOptions(true, ScreenOrientation.LANDSCAPE_FIXED, new RatioResolutionPolicy(CAMERA_WIDTH, CAMERA_HEIGHT), camera);
	}

	@Override
	public void onCreateResources() {
		Typeface typeface = Typeface.create(Typeface.DEFAULT, Typeface.BOLD);
		this.mFont = FontFactory.create(this.getFontManager(), this.getTextureManager(), 256, 256, TextureOptions.BILINEAR_PREMULTIPLYALPHA, typeface, 22, true, Color.WHITE);
		this.mFont.load();
	}

	@Override
	public Scene onCreateScene() {
		final Scene scene = new Scene();
		scene.setBackground(new Background(0.09804f, 0.6274f, 0.8784f));
		
		final VertexBufferObjectManager vertexBufferObjectManager = this.getVertexBufferObjectManager();
		for(int i = 0; i < TEXT_COUNT; i++) {
			final Text text = new TickerText(this.mRandom.nextInt(30), this.mRandom.nextFloat() * (CAMERA_HEIGHT - 20), this.mFont, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ", new TickerTextOptions(5 + 5 * this.mRandom.nextFloat()), vertexBufferObjectManager);
			text.setColor(this.mRandom.nextFloat(), this.mRandom.nextFloat(), this.mRandom.nextFloat());
			scene.attachChild(text);
		}

		return scene;
	}

	// ===========================================================
	// Methods
	// ===========================================================

	// ===========================================================
	// Inner and Anonymous Classes
	// ===========================================================
}