package student1.com.kolokwiumdrugiel2;

import android.graphics.Color;
import android.support.constraint.ConstraintLayout;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.ImageView;
import android.widget.SeekBar;

public class MainActivity extends AppCompatActivity {

    ConstraintLayout l1;
    ImageView lewa, srodek, prawa;
    SeekBar suwak1,suwak2,suwak3;
    int poz;
    int[] zdj = new int[] {
            R.drawable.obr1,
            R.drawable.obr2,
            R.drawable.obr3,
    };


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        l1=(ConstraintLayout) findViewById(R.id.layout);
        suwak1 = (SeekBar)findViewById(R.id.suwak1);
        suwak2 = (SeekBar)findViewById(R.id.suwak2);
        suwak3 = (SeekBar)findViewById(R.id.suwak3);
        lewa = (ImageView)findViewById(R.id.ImgLw);
        srodek = (ImageView)findViewById(R.id.ImgSr);
        prawa = (ImageView)findViewById(R.id.ImgPrw);
        lewa.setClickable(true);
        prawa.setClickable(true);
        poz = 0;

        lewa.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                poz--;
                if(poz<0) {

                    lewa.setImageResource(zdj[zdj.length-1]);
                    srodek.setImageResource(zdj[poz + 1]);
                    prawa.setImageResource(zdj[poz + 2]);
                    poz=zdj.length-1;
                }
            }
        });

        prawa.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                poz++;
                if(poz>zdj.length)
                    poz=0;
                lewa.setImageResource(zdj[poz-1]);
                srodek.setImageResource(zdj[poz]);
                prawa.setImageResource(zdj[poz+1]);
            }
        });

        SeekBar.OnSeekBarChangeListener sluchaczSuwakow = new SeekBar.OnSeekBarChangeListener() {
            @Override
            public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
                rysuj();

            }

            @Override
            public void onStartTrackingTouch(SeekBar seekBar) {

            }

            @Override
            public void onStopTrackingTouch(SeekBar seekBar) {

            }
        };

        suwak1.setOnSeekBarChangeListener(sluchaczSuwakow);
        suwak2.setOnSeekBarChangeListener(sluchaczSuwakow);
        suwak3.setOnSeekBarChangeListener(sluchaczSuwakow);
    }

    private void rysuj() {
        int kolor=0;
        kolor = Color.argb(255,suwak1.getProgress(),suwak2.getProgress(),suwak3.getProgress());
        l1.setBackgroundColor(kolor);

    }
}