package com.example.ezequiel.camera2.utils; /** * Created by Ezequiel Adrian on 24/02/2017. */ import android.content.Context; import android.content.res.Resources; import android.graphics.Point; import android.graphics.PointF; import android.util.DisplayMetrics; import android.view.Display; import android.view.WindowManager; import com.google.android.gms.common.images.Size; import java.util.ArrayList; public class Utils { public static int dpToPx(int dp) { return (int) (dp * Resources.getSystem().getDisplayMetrics().density); } public static int getScreenHeight(Context c) { WindowManager wm = (WindowManager) c.getSystemService(Context.WINDOW_SERVICE); Display display = wm.getDefaultDisplay(); Point size = new Point(); display.getSize(size); return size.y; } public static int getScreenWidth(Context c) { WindowManager wm = (WindowManager) c.getSystemService(Context.WINDOW_SERVICE); Display display = wm.getDefaultDisplay(); Point size = new Point(); display.getSize(size); return size.x; } public static float getScreenRatio(Context c) { DisplayMetrics metrics = c.getResources().getDisplayMetrics(); return ((float)metrics.heightPixels / (float)metrics.widthPixels); } public static int getScreenRotation(Context c) { WindowManager wm = (WindowManager) c.getSystemService(Context.WINDOW_SERVICE); return wm.getDefaultDisplay().getRotation(); } public static int distancePointsF(PointF p1, PointF p2) { return (int) Math.sqrt((p1.x - p2.x) * (p1.x - p2.x) + (p1.y - p2.y) * (p1.y - p2.y)); } public static PointF middlePoint(PointF p1, PointF p2) { if(p1 == null || p2 == null) return null; return new PointF((p1.x+p2.x)/2, (p1.y+p2.y)/2); } public static Size[] sizeToSize(android.util.Size[] sizes) { Size[] size = new Size[sizes.length]; for(int i=0; i<sizes.length; i++) { size[i] = new Size(sizes[i].getWidth(), sizes[i].getHeight()); } return size; } }