Android ImageView Scaling and translating issue

Question

I’m developing an android application (API 19 4.4) and I encounter some issue with ImageViews. I have a SurfaceView, in which I dynamically add ImageViews which I want to re

Answer 1

I finally use this (spacing is used to calculated the distance between two fingers), I offset the imageview after scaling to keep it centered, works fine for now :

    float newDist = spacing(event);
            float scale = newDist / oldDist;

            int oldH =getLayoutParams().height;
            int oldW =getLayoutParams().width;

            int newH =(int) (getLayoutParams().height*scale);
            int newW =(int) (getLayoutParams().width*scale);

            if(newH