package com.mygdx.game;

import com.badlogic.gdx.ApplicationAdapter;
import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.graphics.GL20;
import com.badlogic.gdx.graphics.Pixmap;
import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.graphics.g2d.PolygonSpriteBatch;
import com.badlogic.gdx.graphics.g2d.TextureRegion;
import com.badlogic.gdx.scenes.scene2d.ui.Skin;
import com.badlogic.gdx.scenes.scene2d.utils.Drawable;
import space.earlygrey.shapedrawer.ShapeDrawer;
import space.earlygrey.shapedrawer.scene2d.ShapeDrawerDrawable;


public class MyGdxGame extends ApplicationAdapter {
    private Skin skin;
    private Texture tmpTex;
    private PolygonSpriteBatch batch;
    private ShapeDrawer shape;
    private float angle;


    @Override
    public void create () {

        /* Setting up the Stage. */
        skin = new Skin(Gdx.files.internal("skin.json"));
        batch = new PolygonSpriteBatch();

        /* Ideally, you would extract such a pixel from your Atlas instead. */
        Pixmap pixmap = new Pixmap(1, 1, Pixmap.Format.RGBA8888);
        pixmap.setColor(1,0,0,.5f);
        pixmap.fill();
        tmpTex = new Texture(pixmap);
        pixmap.dispose();

        /* Setting up the ShapeDrawer. */
        shape = new ShapeDrawer(batch, new TextureRegion(tmpTex));
    }


    @Override
    public void render () {

        /* Clearing the screen and filling up the background. */
        Gdx.gl.glClearColor(0,0,0, 1);
        Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);

        angle += Gdx.graphics.getDeltaTime()/2;
        final float RADIUS = 120;
        Drawable drawable = new ShapeDrawerDrawable(shape){
            @Override
            public void drawShapes(ShapeDrawer shapeDrawer, float x, float y, float width, float height) {
                shapeDrawer.arc(Gdx.graphics.getWidth()/2f,
                        Gdx.graphics.getHeight()/2f,
                        RADIUS/2, angle, .8f, RADIUS);
            }
        };

        batch.begin();
        drawable.draw(batch, Gdx.graphics.getWidth()/2f, Gdx.graphics.getHeight()/2f, RADIUS*2, RADIUS*2);
        batch.end();
    }


    @Override
    public void dispose () {

        /* Disposing is good practice! */
        batch.dispose();
        tmpTex.dispose();
        skin.dispose();
    }
}