Libgdx 桌面项目——图像的绘制1

原图

绘制

package com.xuefei.mygame;

import com.badlogic.gdx.ApplicationListener;
import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.graphics.Color;
import com.badlogic.gdx.graphics.GL10;
import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.graphics.g2d.BitmapFont;
import com.badlogic.gdx.graphics.g2d.SpriteBatch;
import com.badlogic.gdx.scenes.scene2d.Stage;
import com.badlogic.gdx.scenes.scene2d.ui.Label;
import com.badlogic.gdx.scenes.scene2d.ui.Label.LabelStyle;

public class MyGame implements ApplicationListener {

	Stage stage;
	SpriteBatch batch;
	Texture test; 

	@Override
	public void create() {
		float w = Gdx.graphics.getWidth();
		float h = Gdx.graphics.getHeight();
		stage = new Stage(w, h, true);
		LabelStyle labelStyle = new LabelStyle(new BitmapFont(), Color.WHITE);
		Label label = new Label("FPS:", labelStyle);
		label.setName("fpsLabel");
		label.setY(0);
		label.setX(w - label.getTextBounds().width);
		stage.addActor(label);
		batch = new SpriteBatch();
		test = new Texture(Gdx.files.internal("assets/test.png"));
		
		
	}

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

	@Override
	public void render() {
		Gdx.gl.glClearColor(0, 0, 0, 0);
		Gdx.gl.glClear(GL10.GL_COLOR_BUFFER_BIT);
		Label label = (Label) stage.getRoot().findActor("fpsLabel");
		label.setText("FPS:" + Gdx.graphics.getFramesPerSecond());
		label.setX(800 - label.getTextBounds().width);
		stage.act();
		stage.draw();
		
		batch.begin();
		batch.draw(test, 0,0);
		batch.end();
	}

	@Override
	public void resize(int width, int height) {
	}

	@Override
	public void pause() {
	}

	@Override
	public void resume() {
	}
}