BackgroundColor.java

import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.graphics.Color;
import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.graphics.g2d.Batch;
import com.badlogic.gdx.graphics.g2d.Sprite;
import com.badlogic.gdx.graphics.g2d.TextureRegion;
import com.badlogic.gdx.scenes.scene2d.utils.Drawable;

public class BackgroundColor implements Drawable {
	
	private Float x;
	private Float y;
	private Float width;
	private Float height;
	
	private Boolean fillParent;
	
	private String filename;
	private Texture texture;
	private TextureRegion textureRegion;
	private Sprite sprite;
	private Color color;
	
	public BackgroundColor(String filename) {
		this(filename, 0.0f, 0.0f, 0.0f, 0.0f);
	}
	
	public BackgroundColor(String filename, float x, float y) {
		this(filename, x, y, 0.0f, 0.0f);
	}
	
	public BackgroundColor(String filename, float x, float y, float width, float height) {
		this.setPosition(x, y);
		this.setSize(width, height);
		initialize(filename);
	}
	
	private void initialize(String filename) {
		setFilename(filename);
		if (x == null || y == null)
			setPosition();	// x = 0.0f; y = 0.0f;
		if (width == null || height == null || width < 0.0f || height < 0.0f)
			setSize();	// width = 0.0f; height = 0.0f;
		if (color == null)
			setColor(255, 255, 255, 255);
		if (sprite == null) {
			try {
				setSprite();
			} catch (Exception e) {
				System.err.println(e);
			}
		}
		if (fillParent == null)
			fillParent = true;
	}
	
	private void setTexture() {
		if (texture != null)
			texture.dispose();
		texture = new Texture(Gdx.files.internal(getFilename()));
	}
	
	private void setTextureRegion() {
		textureRegion = new TextureRegion(texture, (int) getWidth(), (int) getHeight());
	}
	
	private void setSprite() {
		if (texture == null)
			setTexture();
		setTextureRegion();
		sprite = new Sprite(textureRegion);
		setSpriteColor();
	}
	
	private void setSpriteColor() {
		sprite.setColor(color.r, color.g, color.b, color.a);
	}
	
	private void setPosition() {
		this.x = 0.0f;
		this.y = 0.0f;
	}
	
	private void setPosition(float x, float y) {
		this.x = x;
		this.y = y;
	}
	
	private void setSize() {
		this.width = sprite.getWidth();
		this.height = sprite.getHeight();
	}
	
	private void setSize(float width, float height) {
		this.width = width;
		this.height = height;
	}
	
	public void setColor(int r, int g, int b, int a) {
		color = new Color(r/255f, g/255f, b/255f, a/255f);
		if (sprite != null) {
			setSpriteColor();
		}
	}

	public void setColor(float r, float g, float b, float a) {
		color = new Color(r/255f, g/255f, b/255f, a/255f);
		if (sprite != null) {
			setSpriteColor();
		}
	}
	
	private void setSpritePosition(float x, float y) {
		sprite.setX(x);
		sprite.setY(y);
	}
	
	private void updateSprite(float x, float y, float width, float height) {
		if (fillParent) {
			setSpritePosition(x, y);
			if (width != textureRegion.getRegionWidth() || 
					height != textureRegion.getRegionHeight()) {
				setSize(width, height);
				setSprite();
			}
		}
	}
	
	@Override
	public void draw(Batch batch, float x, float y, float width, float height) {
		updateSprite(x, y, width, height);
		sprite.draw(batch);
	}

	@Override
	public float getLeftWidth() {
		// TODO Auto-generated method stub
		return 0;
	}

	@Override
	public void setLeftWidth(float leftWidth) {
		// TODO Auto-generated method stub
		
	}

	@Override
	public float getRightWidth() {
		// TODO Auto-generated method stub
		return 0;
	}

	@Override
	public void setRightWidth(float rightWidth) {
		// TODO Auto-generated method stub
		
	}

	@Override
	public float getTopHeight() {
		// TODO Auto-generated method stub
		return 0;
	}

	@Override
	public void setTopHeight(float topHeight) {
		// TODO Auto-generated method stub
		
	}

	@Override
	public float getBottomHeight() {
		// TODO Auto-generated method stub
		return 0;
	}

	@Override
	public void setBottomHeight(float bottomHeight) {
		// TODO Auto-generated method stub
		
	}

	@Override
	public float getMinWidth() {
		// TODO Auto-generated method stub
		return 0;
	}

	@Override
	public void setMinWidth(float minWidth) {
		// TODO Auto-generated method stub
		
	}

	@Override
	public float getMinHeight() {
		// TODO Auto-generated method stub
		return 0;
	}

	@Override
	public void setMinHeight(float minHeight) {
		// TODO Auto-generated method stub
		
	}
	
	private void setFilename(String filename) {
		this.filename = filename;
	}
	
	private String getFilename() {
		return filename;
	}

	public float getX() {
		return x;
	}

	public void setX(float x) {
		this.x = x;
	}

	public float getY() {
		return y;
	}

	public void setY(float y) {
		this.y = y;
	}

	public float getWidth() {
		return width;
	}

	public void setWidth(float width) {
		this.width = width;
	}

	public float getHeight() {
		return height;
	}

	public void setHeight(float height) {
		this.height = height;
	}

	public Boolean getFillParent() {
		return fillParent;
	}

	public void setFillParent(Boolean fillParent) {
		this.fillParent = fillParent;
	}

}