86 lines
3.2 KiB
Java
86 lines
3.2 KiB
Java
package fr.gouv.etalab.mastodon.drawers;
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/* Copyright 2018 Thomas Schneider
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*
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* This file is a part of Mastalab
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* Mastalab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
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* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with Mastalab; if not,
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* see <http://www.gnu.org/licenses>. */
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import android.content.Context;
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import android.graphics.Canvas;
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import android.graphics.drawable.Drawable;
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import android.support.annotation.NonNull;
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import android.support.v4.content.ContextCompat;
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import android.support.v7.widget.RecyclerView;
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import android.view.View;
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import fr.gouv.etalab.mastodon.R;
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import fr.gouv.etalab.mastodon.client.Entities.Status;
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import fr.gouv.etalab.mastodon.helper.Helper;
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/**
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* Created by Thomas on 08/09/2018.
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* Adapter for thread decoration
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*/
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public class ConversationDecoration extends RecyclerView.ItemDecoration{
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private Drawable divider;
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private Context context;
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public ConversationDecoration(Context context){
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divider = ContextCompat.getDrawable(context,R.drawable.line_divider);
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this.context = context;
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}
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@Override
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public void onDraw(@NonNull Canvas canvas, @NonNull RecyclerView parent, @NonNull RecyclerView.State state) {
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int left = parent.getPaddingLeft() + (int)Helper.convertDpToPixel(12, context);
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int right = left + (int)Helper.convertDpToPixel(4, context);
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int childCount = parent.getChildCount();
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int offSet = (int) Helper.convertDpToPixel(30, context);
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for (int i = 0; i < childCount; i++) {
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View child = parent.getChildAt(i);
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StatusListAdapter adapter = (StatusListAdapter) parent.getAdapter();
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int position = parent.getChildAdapterPosition(child);
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assert adapter != null;
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Status status = adapter.getItem(position);
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int top, bottom;
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if( status != null){
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Status statusBefore = null;
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if( position > 0)
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statusBefore = adapter.getItem(position - 1);
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top = (statusBefore != null && statusBefore.getId().equals(status.getIn_reply_to_id()))?
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child.getTop(): (child.getTop() + offSet);
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Status statusAfter = null;
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if( adapter.getItemCount() > position+1)
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statusAfter = adapter.getItem(position + 1);
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bottom = (statusAfter != null && status.getId().equals(statusAfter.getIn_reply_to_id()) )?
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child.getBottom():child.getTop()+offSet;
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if( position == 0 && childCount > 1)
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top = bottom - (int)Helper.convertDpToPixel(28, context);
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divider.setBounds(left, top, right, bottom);
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divider.draw(canvas);
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}
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}
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}
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}
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