package alice.test.topology.aquarium;

import java.awt.Image;
import java.awt.MediaTracker;
import java.awt.Toolkit;
import java.io.FileNotFoundException;
import java.net.URL;

import javax.media.j3d.Appearance;
import javax.media.j3d.BranchGroup;
import javax.media.j3d.Texture;
import javax.media.j3d.Transform3D;
import javax.media.j3d.TransformGroup;
import javax.vecmath.Matrix4d;

import com.sun.j3d.loaders.IncorrectFormatException;
import com.sun.j3d.loaders.ParsingErrorException;
import com.sun.j3d.loaders.Scene;
import com.sun.j3d.loaders.objectfile.ObjectFile;

import com.sun.j3d.utils.image.TextureLoader;

public class MakeObject {

    private Transform3D transform;
    private TransformGroup transform_group;
    private ViewChange canvas;
    private Matrix4d matrix;
    private double s;


    public MakeObject(MakeFrame frame){
        this.canvas = frame.getCanvas();
        this.s = 0.3;
        frame.register(this);
    }

    public BranchGroup createBranch(){
        BranchGroup scene = new BranchGroup();
        /*Box box = new Box(0.1f,0.1f,0.0f,
				Box.GENERATE_NORMALS|Box.GENERATE_TEXTURE_COORDS,createAppearance());*/
        ObjectFile obj = new ObjectFile(ObjectFile.RESIZE);
        Scene img = null;
        try{
            URL url=getClass().getClassLoader().getResource("objects/TUNA.obj");
            img = obj.load(url);
        } catch(FileNotFoundException e){
            System.err.println(e);
            System.exit(1);
        } catch(ParsingErrorException e){
            System.err.println(e);
            System.exit(1);
        } catch(IncorrectFormatException e){
            System.err.println(e);
            System.exit(1);
        }

        transform_group = new TransformGroup();
        setLocation(-2.0f,-2.0f); //set out of window
        transform_group.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
        transform_group.addChild(img.getSceneGroup());
        scene.addChild(transform_group);
        return scene;
    }

    // no use method
    public Appearance createAppearance(){
        Appearance app = new Appearance();
        Image image = null;
        Toolkit toolkit = Toolkit.getDefaultToolkit();
        URL url = getClass().getClassLoader().getResource("fish.jpg");
        image = toolkit.getImage(url);
        MediaTracker mt = new MediaTracker(canvas);
        mt.addImage(image, 0);
        mt.checkAll(true);
        try {
            mt.waitForID(0);

        }catch (InterruptedException e){
            e.printStackTrace();

        }
        Texture texture = new TextureLoader(image,canvas).getTexture();
        app.setTexture(texture);
        return app;

    }

    public void setScale(float size){
        s = size;
    }

    public void setLocation(float x,float y){
        transform = new Transform3D();
        matrix = new Matrix4d(s,0,0,x,
                0,s,0,y,
                0,0,s,0,
                0,0,0,1);
        transform.set(matrix);
        transform_group.setTransform(transform);
    }

    public void setLocation(float x,float y,float z){
        transform = new Transform3D();
        matrix = new Matrix4d(s,0,0,x,
                0,s,0,y,
                0,0,s,z,
                0,0,0,1);
        transform.set(matrix);
        transform_group.setTransform(transform);
    }


}