/*
* Copyright (C) 2016 Andrey Kulikov (andkulikov@gmail.com)
*
* 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.andkulikov.transitionseverywhere;
import android.graphics.Rect;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.support.v7.widget.GridLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import com.transitionseverywhere.Explode;
import com.transitionseverywhere.Fade;
import com.transitionseverywhere.Transition;
import com.transitionseverywhere.TransitionManager;
import com.transitionseverywhere.TransitionSet;
/**
* Created by Andrey Kulikov on 25/03/16.
*/
public class ExplodeAndEpicenterExample extends Fragment {
private RecyclerView mRecyclerView;
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
mRecyclerView = new RecyclerView(container.getContext());
mRecyclerView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.MATCH_PARENT));
mRecyclerView.setLayoutManager(new GridLayoutManager(container.getContext(), 4));
mRecyclerView.setAdapter(new Adapter());
return mRecyclerView;
}
private void letsExplodeIt(View clickedView) {
// save rect of view in screen coordinated
final Rect viewRect = new Rect();
clickedView.getGlobalVisibleRect(viewRect);
TransitionSet set = new TransitionSet()
.addTransition(new Explode().setEpicenterCallback(new Transition.EpicenterCallback() {
@Override
public Rect onGetEpicenter(Transition transition) {
return viewRect;
}
}).excludeTarget(clickedView, true))
.addTransition(new Fade().addTarget(clickedView))
.addListener(new Transition.TransitionListenerAdapter() {
@Override
public void onTransitionEnd(Transition transition) {
getActivity().onBackPressed();
}
});
TransitionManager.beginDelayedTransition(mRecyclerView, set);
// remove all views from Recycler View
mRecyclerView.setAdapter(null);
}
private class Adapter extends RecyclerView.Adapter<ViewHolder> {
@Override
public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
return new ViewHolder(
LayoutInflater.from(parent.getContext())
.inflate(R.layout.explode_item, parent, false));
}
@Override
public void onBindViewHolder(ViewHolder holder, final int position) {
holder.itemView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View clickedView) {
letsExplodeIt(clickedView);
}
});
}
@Override
public int getItemCount() {
return 32;
}
}
private class ViewHolder extends RecyclerView.ViewHolder {
public ViewHolder(View view) {
super(view);
}
}
}