content: /*
   * Copyright (c) 2017. André Mion
   *
   * 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.andremion.heroes.ui.util;
  
  import android.support.v4.view.ViewCompat;
  import android.support.v4.view.ViewPropertyAnimatorListenerAdapter;
  import android.view.View;
  
  public class ViewUtils {
  
      private ViewUtils() {
      }
  
      public static void fadeView(View view, boolean show, boolean animate) {
  
          // Cancel any on-going animation
          ViewCompat.animate(view).cancel();
  
          if (show) {
              view.setVisibility(View.VISIBLE);
              if (animate) {
                  ViewCompat.setAlpha(view, 0f);
                  ViewCompat.animate(view).alpha(1f).start();
              } else {
                  ViewCompat.setAlpha(view, 1f);
              }
          } else {
              if (view.getVisibility() == View.VISIBLE) {
                  if (animate) {
                      ViewCompat.animate(view)
                              .alpha(0f)
                              .setListener(new ViewPropertyAnimatorListenerAdapter() {
                                  @Override
                                  public void onAnimationEnd(View view) {
                                      ViewCompat.animate(view).setListener(null);
                                      view.setVisibility(View.INVISIBLE);
                                  }
                              }).start();
                  } else {
                      view.setVisibility(View.INVISIBLE);
                  }
              }
          }
  
      }
  }
  