Android Open Source - lightbox-android-webservices Res Utils

• Back to Framework/webservice  ↑

From Project

Back to project page lightbox-android-webservices.

License

The source code is released under:

Apache License

Java Source Code

/**
 * Copyright (c) 2012 Lightbox/* w  ww  .jav a2 s. c  o  m*/
 *
 * 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 com.lightbox.android.utils;

import android.app.Activity;
import android.content.Context;
import android.util.DisplayMetrics;

/** 
 * ResUtils 
 * @author Fabien Devos & Nilesh Patel
 */
public final class ResUtils {
  /** Used to tag logs */
  @SuppressWarnings("unused")
  private static final String TAG = "ResUtils";
  
    //------------------------------------------------------
    // Private constructor for utility class
    private ResUtils() {
        throw new UnsupportedOperationException("Sorry, you cannot instantiate an utility class!");
    }
    //------------------------------------------------------
    
    
    public static int dpToPx(Context context, float dp) {
        final float DENSITY = context.getResources().getDisplayMetrics().density;
        int px = Math.round(dp * DENSITY);
        return px;
    }

    public static int pxToDp(Context context, int px) {
        final float DENSITY = context.getResources().getDisplayMetrics().density;
        int dp = Math.round(px / DENSITY);
        return dp;
    }
    
    public static DisplayMetrics getDefaultDisplayMetrics(Activity activity) {
      DisplayMetrics dm = new DisplayMetrics();
    activity.getWindowManager().getDefaultDisplay().getMetrics(dm);
    
    return dm;
    }
    
}

Java Source Code List

• Back to Framework/webservice  ↑