ClipThing.java

package com.androidlearner.widget;

import android.content.Context;
import android.util.AttributeSet;
import android.view.MotionEvent;
import com.teamluper.luper.ColorChipButton;
import com.teamluper.luper.Clip;

public class ClipThing extends ColorChipButton{

    //private variable shtuff
    private int[] current = new int[4] ; // the position

    //original x and y vals (to be changed when dragged)
    private int prevx = 0;
    //BEGONE Y!
    private int prevy = 0;

    //constructor!
    public ClipThing (Context context, Clip clip) {
        super(context, clip);
    }

    //returns the position
    public int[] getCurrent(){ return current ; }


    @Override
    public boolean onTouchEvent(MotionEvent event) {

        final int action = event.getAction();

        final int x = (int)event.getX(); //teh current x val
        final int y = prevy;
        //final int y = (int)event.getY(); //teh current y val

        switch(action){
            case MotionEvent.ACTION_DOWN:
                prevx = x; //updates points
                prevy = y;
                break;

            case MotionEvent.ACTION_MOVE:
                int changex = x - prevx; //calculates the change in position
                int changey = y - prevy;
                final int left = getLeft();
                final int top = getTop();
                if(changex != 0 || changey != 0) { // if there is a change, then update the layout
                    //values and stuff
                    layout(left + changex, top + changey, left + changex + getWidth(), top + changey + getHeight());
                }

                prevx = x - changex;
                prevy = y - changey;

                //redefining array
                current[0] = left + changex;
                current[1] = top + changey;
                current[2] = left + changex + getWidth();
                current[3] = top + changey + getHeight();
                break;

            case MotionEvent.ACTION_UP:
                break;

            case MotionEvent.ACTION_CANCEL:
                break;
        }


        return true;
    }

}