de.myreality.acidsnake.ui.ProgressImage.java Source code

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Here is the source code for de.myreality.acidsnake.ui.ProgressImage.java

Source

/* Acid - Provides a Java cell API to display fancy cell boxes.
 * Copyright (C) 2013  Miguel Gonzalez
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */

package de.myreality.acidsnake.ui;

import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.graphics.Color;
import com.badlogic.gdx.graphics.Pixmap;
import com.badlogic.gdx.graphics.Pixmap.Format;
import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.graphics.g2d.SpriteBatch;
import com.badlogic.gdx.scenes.scene2d.Actor;
import com.badlogic.gdx.scenes.scene2d.ui.Image;

import de.myreality.acidsnake.Resources;
import de.myreality.acidsnake.core.Player;

/**
 * Shows the progress of the current level
 * 
 * @author Miguel Gonzalez <miguel-gonzalez@gmx.de>
 * @since 1.3
 * @version 1.3
 */
public class ProgressImage extends Actor {

    // ===========================================================
    // Constants
    // ===========================================================

    private static final int HEIGHT = 6;

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

    private double progress;

    private Image image, background;

    private Player player;

    private float currentWidth;

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

    public ProgressImage(Player player) {
        progress = player.getProgress();
        currentWidth = 0;
        this.player = player;
        Pixmap map = new Pixmap(HEIGHT, HEIGHT, Format.RGBA4444);
        map.setColor(Resources.COLOR_GREEN);
        map.fill();
        Texture texture = new Texture(map);
        map.setColor(Resources.COLOR_VIOLET);
        map.fill();
        Texture backgroundTexture = new Texture(map);
        map.dispose();
        image = new Image(texture);
        background = new Image(backgroundTexture);
        image.setY(Gdx.graphics.getHeight() - HEIGHT);
        background.setY(Gdx.graphics.getHeight() - HEIGHT);
        image.setWidth(Gdx.graphics.getWidth());
        background.setWidth(Gdx.graphics.getWidth());
        image.setHeight(HEIGHT);
        background.setHeight(HEIGHT);
    }

    // ===========================================================
    // Getters and Setters
    // ===========================================================

    public void setProgress(double progress) {
        this.progress = progress;
    }

    @Override
    public void draw(SpriteBatch batch, float parentAlpha) {
        setProgress(player.getProgress());
        float progressWidth = (float) (Gdx.graphics.getWidth() * progress);

        if (currentWidth < progressWidth) {
            currentWidth += (progressWidth - currentWidth) / 20;
        } else {
            currentWidth = 0;
        }
        background.setX(currentWidth);
        image.setX(-image.getWidth() + background.getX());
        super.draw(batch, parentAlpha);
        background.draw(batch, parentAlpha);
        image.draw(batch, parentAlpha);
    }

    @Override
    public void setColor(Color color) {
        super.setColor(color);
        image.setColor(color);
        background.setColor(color);
    }

    @Override
    public void setColor(float r, float g, float b, float a) {
        super.setColor(r, g, b, a);
        image.setColor(r, g, b, a);
        background.setColor(r, g, b, a);
    }

    // ===========================================================
    // Methods from Superclass
    // ===========================================================

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

    // ===========================================================
    // Inner classes
    // ===========================================================
}