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/* * Copyright (C) 2014 Freddie (Musenkishi) Lust-Hed */*from w w w .j a v 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.musenkishi.wally.adapters; import android.animation.ValueAnimator; import android.content.Context; import android.graphics.Bitmap; import android.graphics.PorterDuff; import android.graphics.drawable.ClipDrawable; import android.graphics.drawable.LayerDrawable; import android.support.v7.widget.RecyclerView; import android.util.SparseArray; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.ImageButton; import android.widget.ImageView; import android.widget.TextView; import com.bumptech.glide.Glide; import com.bumptech.glide.load.resource.bitmap.GlideBitmapDrawable; import com.bumptech.glide.load.resource.drawable.GlideDrawable; import com.bumptech.glide.request.RequestListener; import com.bumptech.glide.request.target.Target; import com.musenkishi.wally.R; import com.musenkishi.wally.base.WallyApplication; import com.musenkishi.wally.models.Image; import com.musenkishi.wally.util.PaletteLoader; import com.musenkishi.wally.util.PaletteRequest; import java.util.ArrayList; import java.util.HashMap; /** * Adapter that handles images coming from backend. * * Created by Musenkishi on 2014-02-28. */ public class RecyclerImagesAdapter extends RecyclerView.Adapter<RecyclerImagesAdapter.ViewHolder> { protected int itemSize; public void setItemSize(int itemSize) { this.itemSize = itemSize; } private OnSaveButtonClickedListener onSaveButtonClickedListener; private OnItemClickListener onItemClickListener; private OnGetViewListener onGetViewListener; private ArrayList<Image> images; private int barHeight; private HashMap<String, Boolean> existingFiles = new HashMap<String, Boolean>(); private SparseArray<ValueAnimator> valueAnimators = new SparseArray<ValueAnimator>(); /** * Don't use this constructor. */ public RecyclerImagesAdapter() { throw new NoDataException("No data set. Did you use the correct constructor?"); } @Override public ViewHolder onCreateViewHolder(ViewGroup viewGroup, int viewType) { LayoutInflater inflater = (LayoutInflater) viewGroup.getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE); final View view = inflater.inflate(R.layout.view_cell_thumb_tile, viewGroup, false); if (barHeight == 0){ barHeight = view.getResources().getDimensionPixelSize(R.dimen.default_height); } view.getLayoutParams().height = itemSize + barHeight; return new ViewHolder(view); } @Override public void onBindViewHolder(final ViewHolder viewHolder, final int position) { if (onGetViewListener != null) { onGetViewListener.onBindView(position); } final Image image = getItem(position); if (image != null){ viewHolder.bottomBar.setBackgroundColor(viewHolder.bottomBar.getContext().getResources().getColor(R.color.Transparent)); viewHolder.textViewResolution.setTextColor(viewHolder.bottomBar.getContext().getResources().getColor(R.color.Thumb_Text)); RequestListener<String, GlideDrawable> glideDrawableRequestListener = new RequestListener<String, GlideDrawable>() { @Override public boolean onException(Exception e, String model, Target<GlideDrawable> target, boolean isFirstResource) { return false; } @Override public boolean onResourceReady(GlideDrawable resource, String model, Target<GlideDrawable> target, boolean isFromMemoryCache, boolean isFirstResource) { Bitmap bitmap = ((GlideBitmapDrawable) resource).getBitmap(); if (bitmap != null) { Context context = viewHolder.bottomBar.getContext(); PaletteLoader.with(context, model) .load(bitmap) .setPaletteRequest(new PaletteRequest(PaletteRequest.SwatchType.REGULAR_VIBRANT, PaletteRequest.SwatchColor.BACKGROUND)) .into(viewHolder.bottomBar); PaletteLoader.with(context, model) .load(bitmap) .setPaletteRequest(new PaletteRequest(PaletteRequest.SwatchType.REGULAR_VIBRANT, PaletteRequest.SwatchColor.TEXT_TITLE)) .into(viewHolder.textViewResolution); PaletteLoader.with(context, model) .load(bitmap) .fallbackColor(viewHolder.textViewResolution.getCurrentTextColor()) .setPaletteRequest(new PaletteRequest(PaletteRequest.SwatchType.REGULAR_VIBRANT, PaletteRequest.SwatchColor.TEXT_TITLE)) .mask() .into(viewHolder.imageButton); } return false; } }; Glide.with(viewHolder.bottomBar.getContext()) .load(image.thumbURL()) .fitCenter() .placeholder(R.color.Transparent) .listener(glideDrawableRequestListener) .into(viewHolder.imageView); viewHolder.textViewResolution.setText(image.resolution()); if (existingFiles != null && existingFiles.containsKey(image.imageId())) { if (valueAnimators.get(position) != null) { valueAnimators.get(position).cancel(); } viewHolder.imageButton.setImageResource(R.drawable.ic_action_heart_full); viewHolder.imageButton.getDrawable().mutate().setColorFilter(viewHolder.textViewResolution.getCurrentTextColor(), PorterDuff.Mode.MULTIPLY); viewHolder.imageButton.getDrawable().mutate().setAlpha(255); viewHolder.imageButton.setOnClickListener(null); } else if (WallyApplication.getDownloadIDs().containsValue(image.imageId())) { viewHolder.imageButton.setOnClickListener(null); animateDownload(viewHolder, position); } else { viewHolder.imageButton.setImageResource(R.drawable.ic_action_heart_empty); viewHolder.imageButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { if (onSaveButtonClickedListener != null) { v.setOnClickListener(null); onSaveButtonClickedListener.onSaveButtonClicked(image); animateDownload(viewHolder, position); } } }); viewHolder.imageButton.getDrawable().mutate().setColorFilter(viewHolder.textViewResolution.getCurrentTextColor(), PorterDuff.Mode.MULTIPLY); } } viewHolder.itemView.getLayoutParams().height = itemSize + barHeight; viewHolder.itemView.getLayoutParams().width = itemSize; } private void animateDownload(final ViewHolder viewHolder, int position) { viewHolder.imageButton.setImageResource(R.drawable.ic_heart_download_animation); if (valueAnimators.get(position) != null) { valueAnimators.get(position).cancel(); } ValueAnimator valueAnimator = ValueAnimator.ofInt(0, 10000); valueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() { @Override public void onAnimationUpdate(ValueAnimator animation) { if (viewHolder.imageButton.getDrawable() instanceof LayerDrawable) { LayerDrawable layerDrawable = (LayerDrawable) viewHolder.imageButton.getDrawable(); layerDrawable.getDrawable(0).mutate().setColorFilter(viewHolder.textViewResolution.getCurrentTextColor(), PorterDuff.Mode.MULTIPLY); if (layerDrawable.getDrawable(layerDrawable.getNumberOfLayers()-1) instanceof ClipDrawable) { ClipDrawable clipDrawable = (ClipDrawable) layerDrawable.getDrawable(layerDrawable.getNumberOfLayers()-1); clipDrawable.mutate().setColorFilter(viewHolder.textViewResolution.getCurrentTextColor(), PorterDuff.Mode.MULTIPLY); clipDrawable.mutate().setLevel((Integer) animation.getAnimatedValue()); float reversedValue = 10000f - ((Integer) animation.getAnimatedValue()); float alphaValue = reversedValue / 10000f; if (alphaValue > 0.5f) { clipDrawable.mutate().setAlpha(255); } else { float f = alphaValue * 2; clipDrawable.mutate().setAlpha(f == 1.0f ? 255 : (int) (f * 256.0f)); } } } } }); valueAnimator.setRepeatCount(ValueAnimator.INFINITE); valueAnimator.setDuration(500); valueAnimator.start(); valueAnimators.append(position, valueAnimator); } public RecyclerImagesAdapter(ArrayList<Image> images, int itemSize) { this.images = images; this.itemSize = itemSize; } public Image getItem(int position) { return images.get(position); } @Override public long getItemId(int position) { return position; } @Override public int getItemCount() { return images.size(); } public void setImages(ArrayList<Image> images) { this.images = images; } public ArrayList<Image> getImages() { return images; } public void setOnSaveButtonClickedListener(OnSaveButtonClickedListener onSaveButtonClickedListener) { this.onSaveButtonClickedListener = onSaveButtonClickedListener; } public void updateSavedFilesList(HashMap<String, Boolean> savedFilesList) { existingFiles = savedFilesList; } /** * Will loop through all items in the adapter and check if any are included in the existing files map. * For each match, a {@code notifyItemChanged()} will be called. */ public void notifySavedItemsChanged() { for (int i = 0; i < getItemCount(); i++) { Image image = getItem(i); if (existingFiles.containsKey(image.imageId())){ notifyItemChanged(i); } } } public interface OnSaveButtonClickedListener { abstract void onSaveButtonClicked(Image image); } private class NoDataException extends NullPointerException { private NoDataException(String detailMessage) { super(detailMessage); } } public class ViewHolder extends RecyclerView.ViewHolder { View itemView; ImageView imageView; ViewGroup bottomBar; ImageButton imageButton; TextView textViewResolution; public ViewHolder(View itemView) { super(itemView); this.itemView = itemView; imageView = (ImageView) itemView.findViewById(R.id.thumb_image_view); imageButton = (ImageButton) itemView.findViewById(R.id.thumb_button_heart); textViewResolution = (TextView) itemView.findViewById(R.id.thumb_text_resolution); bottomBar = (ViewGroup) itemView.findViewById(R.id.thumb_bottom_view); itemView.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { if (onItemClickListener != null) { onItemClickListener.onItemClick(v, getPosition()); } } }); } } public interface OnItemClickListener { abstract void onItemClick(View view, int position); } public void setOnItemClickListener(OnItemClickListener onItemClickListener) { this.onItemClickListener = onItemClickListener; } public interface OnGetViewListener { abstract void onBindView(int position); } public void setOnGetViewListener(OnGetViewListener onGetViewListener) { this.onGetViewListener = onGetViewListener; } }