content: /*
  Copyright 2015 Alex Florescu
  Copyright 2014 Yahoo Inc.
  
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at
  
      http://www.apache.org/licenses/LICENSE-2.0
  
  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
  */
  
  package org.florescu.android.util;
  
  import android.content.Context;
  import android.util.DisplayMetrics;
  
  /**
   * Util class for converting between dp, px and other magical pixel units
   */
  public class PixelUtil {
  
      private PixelUtil() {
      }
  
      public static int dpToPx(Context context, int dp) {
          int px = Math.round(dp * getPixelScaleFactor(context));
          return px;
      }
  
      public static int pxToDp(Context context, int px) {
          int dp = Math.round(px / getPixelScaleFactor(context));
          return dp;
      }
  
      private static float getPixelScaleFactor(Context context) {
          DisplayMetrics displayMetrics = context.getResources().getDisplayMetrics();
          return (displayMetrics.xdpi / DisplayMetrics.DENSITY_DEFAULT);
      }
  
  }
  