| /* |
| * Copyright (C) 2020 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 com.android.car.ui.matchers; |
| |
| import android.graphics.Bitmap; |
| import android.graphics.Canvas; |
| import android.graphics.drawable.Drawable; |
| import android.view.View; |
| import android.widget.ImageView; |
| |
| import org.hamcrest.Description; |
| import org.hamcrest.TypeSafeMatcher; |
| |
| /* package */ class DrawableMatcher extends TypeSafeMatcher<View> { |
| |
| private final int mDrawableId; |
| |
| DrawableMatcher(int drawableId) { |
| mDrawableId = drawableId; |
| } |
| |
| @Override |
| protected boolean matchesSafely(View item) { |
| if (!(item instanceof ImageView) || !item.isShown()) { |
| return false; |
| } |
| |
| ImageView imageView = (ImageView) item; |
| |
| Bitmap bitmap = drawableToBitmap(imageView.getDrawable()); |
| Bitmap otherBitmap = drawableToBitmap(imageView.getContext().getDrawable(mDrawableId)); |
| |
| if (bitmap == null && otherBitmap == null) { |
| return true; |
| } else if ((bitmap == null) != (otherBitmap == null)) { |
| return false; |
| } |
| |
| return bitmap.sameAs(otherBitmap); |
| } |
| |
| private Bitmap drawableToBitmap(Drawable drawable) { |
| if (drawable == null) { |
| return null; |
| } |
| |
| Bitmap bitmap = Bitmap.createBitmap(drawable.getIntrinsicWidth(), |
| drawable.getIntrinsicHeight(), Bitmap.Config.ARGB_8888); |
| Canvas canvas = new Canvas(bitmap); |
| drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight()); |
| drawable.draw(canvas); |
| return bitmap; |
| } |
| |
| @Override |
| public void describeTo(Description description) { |
| description.appendText("has drawable with id " + mDrawableId); |
| } |
| } |