Android Open Source - candymem Layer

From Project

Back to project page candymem.

License

The source code is released under:

GNU General Public License

If you think the Android project candymem listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.

Java Source Code

package se.tube42.lib.scene;
/* w  w  w .  j a  v  a 2  s  . c  o  m*/
import java.util.*;

import com.badlogic.gdx.graphics.*;
import com.badlogic.gdx.graphics.g2d.*;

import se.tube42.lib.tweeny.*;
import se.tube42.lib.ks.*;

import se.tube42.lib.item.*;
import se.tube42.lib.service.*;

public class Layer
{
    public static final int
          FLAG_VISIBLE = 1,
          FLAG_TOUCHABLE = 2,
          FLAG_TOUCH_STOP = 4,
          FLAG_UPDATE = 8
          ;

    private ArrayList<BaseItem> list;
    public int flags;

    public Layer()
    {
        this( new ArrayList<BaseItem>() );
    }

    protected Layer(ArrayList<BaseItem> list)
    {
        this.list = list;
        this.flags = FLAG_VISIBLE | FLAG_TOUCHABLE;
    }



    // --------------------------------------------

    public void hide()
    {

    }

    public void show()
    {
    }


    // --------------------------------------------

    public Layer add(BaseItem [] bi)
    {
        for(BaseItem b : bi)
            list.add(b);
        return this;
    }

    public Layer add(BaseItem bi)
    {
        list.add(bi);
        return this;
    }

    public int getSize()
    {
        return list.size();
    }

    public BaseItem get(int index)
    {
        return list.get(index);
    }


    // -----------------------------------------

    public void update(float dt)
    {
        if( (flags & FLAG_UPDATE) == 0 || (flags & FLAG_VISIBLE) == 0)
            return;

        final int len = getSize();
        for(int i = 0; i < len; i++) {
            final BaseItem ni = get(i);
            if(ni != null)
                ni.update(dt);
        }

    }

    public void draw(SpriteBatch sb)
    {
        if( (flags & FLAG_VISIBLE) == 0)
            return;

        final int len = getSize();
        for(int i = 0; i < len; i++) {
            final BaseItem ni = get(i);
            if( (ni == null) || (ni.flags & BaseItem.FLAG_VISIBLE) == 0)
                continue;

            ni.draw(sb);
        }
    }

    public BaseItem hit(float x, float y)
    {
        if( (flags & FLAG_TOUCHABLE) == 0)
            return null;

        if( (flags & FLAG_VISIBLE) == 0)
            return null;

        final int len = getSize();
        for(int i = 0; i < len; i++) {
            final BaseItem ni = get(len - i - 1); // reverse order
            if( (ni == null)
                || (ni.flags & BaseItem.FLAG_TOUCHABLE) == 0
                || (ni.flags & BaseItem.FLAG_VISIBLE) == 0)
                continue;
            if(ni.hit(x, y))
               return ni;
        }
        return null;
    }

    public void clear()
    {
        list.clear();
    }

    public void remove(BaseItem item)
    {
        list.remove(item);
    }
}

Java Source Code List