| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * 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 android.dpi.cts; |
| |
| import android.app.Activity; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.pm.ActivityInfo; |
| import android.content.pm.PackageManager; |
| import android.test.ActivityInstrumentationTestCase2; |
| import android.util.DisplayMetrics; |
| import android.view.Display; |
| import android.view.WindowManager; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| public class AspectRatioTest extends ActivityInstrumentationTestCase2<OrientationActivity> { |
| |
| private static final int[] ORIENTATIONS = new int[] { |
| ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, |
| ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, |
| }; |
| |
| public AspectRatioTest() { |
| super(OrientationActivity.class); |
| } |
| |
| /** |
| * Get the full screen size directly (including system bar) to calculate |
| * aspect ratio. With this, the screen orientation doesn't affect the aspect |
| * ratio value anymore. Test that the aspect ratio is within the range. |
| */ |
| public void testAspectRatio() throws Exception { |
| double aspectRatio = getRealAspectRatio(getActivity()); |
| if (aspectRatio >= 1.333 && aspectRatio <= 1.86) { |
| return; |
| } |
| if (getActivity().getPackageManager().hasSystemFeature(PackageManager.FEATURE_WATCH)) { |
| // Watch allows for a different set of aspect ratios. |
| if (aspectRatio >= 1.0 && aspectRatio <= 1.86) { |
| return; |
| } |
| } |
| fail("Aspect ratio was not between 1.333 and 1.86: " + aspectRatio); |
| } |
| |
| private double getRealAspectRatio(Context context) { |
| WindowManager windowManager = |
| (WindowManager) context.getSystemService(Context.WINDOW_SERVICE); |
| Display display = windowManager.getDefaultDisplay(); |
| DisplayMetrics metrics = new DisplayMetrics(); |
| display.getRealMetrics(metrics); |
| |
| int max = Math.max(metrics.widthPixels, metrics.heightPixels); |
| int min = Math.min(metrics.widthPixels, metrics.heightPixels); |
| return (double) max / min; |
| } |
| } |