| /* |
| * Copyright (C) 2015 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.cts.jank.leanback.presenter; |
| |
| import android.graphics.drawable.Drawable; |
| import android.support.v17.leanback.widget.ImageCardView; |
| import android.support.v17.leanback.widget.Presenter; |
| import android.view.ViewGroup; |
| |
| import com.bumptech.glide.Glide; |
| import android.cts.jank.leanback.R; |
| import android.cts.jank.leanback.model.Movie; |
| |
| /** |
| * A CardPresenter is used to generate Views and bind Objects to them on demand. |
| * It contains an Image CardView |
| */ |
| public class CardPresenter extends Presenter { |
| private static int CARD_WIDTH = 313; |
| private static int CARD_HEIGHT = 176; |
| private static int sSelectedBackgroundColor; |
| private static int sDefaultBackgroundColor; |
| private Drawable mDefaultCardImage; |
| |
| @Override |
| public ViewHolder onCreateViewHolder(ViewGroup parent) { |
| sDefaultBackgroundColor = parent.getResources().getColor(R.color.default_background, null); |
| sSelectedBackgroundColor = |
| parent.getResources().getColor(R.color.selected_background, null); |
| mDefaultCardImage = parent.getResources().getDrawable(R.drawable.movie, null); |
| |
| ImageCardView cardView = new ImageCardView(parent.getContext()) { |
| @Override |
| public void setSelected(boolean selected) { |
| updateCardBackgroundColor(this, selected); |
| super.setSelected(selected); |
| } |
| }; |
| |
| cardView.setFocusable(true); |
| cardView.setFocusableInTouchMode(true); |
| updateCardBackgroundColor(cardView, false); |
| return new ViewHolder(cardView); |
| } |
| |
| private static void updateCardBackgroundColor(ImageCardView view, boolean selected) { |
| int color = selected ? sSelectedBackgroundColor : sDefaultBackgroundColor; |
| // Both background colors should be set because the view's background is temporarily visible |
| // during animations. |
| view.setBackgroundColor(color); |
| view.findViewById(R.id.info_field).setBackgroundColor(color); |
| } |
| |
| @Override |
| public void onBindViewHolder(Presenter.ViewHolder viewHolder, Object item) { |
| Movie movie = (Movie) item; |
| ImageCardView cardView = (ImageCardView) viewHolder.view; |
| |
| cardView.setTitleText(movie.getTitle()); |
| cardView.setContentText(movie.getStudio()); |
| cardView.setMainImageDimensions(CARD_WIDTH, CARD_HEIGHT); |
| Glide.with(viewHolder.view.getContext()) |
| .load(R.drawable.gradation) |
| .centerCrop() |
| .error(mDefaultCardImage) |
| .into(cardView.getMainImageView()); |
| } |
| |
| @Override |
| public void onUnbindViewHolder(Presenter.ViewHolder viewHolder) { |
| ImageCardView cardView = (ImageCardView) viewHolder.view; |
| // Remove references to images so that the garbage collector can free up memory |
| cardView.setBadgeImage(null); |
| cardView.setMainImage(null); |
| } |
| } |