davidmigloz/go-bees

/*
 * GoBees
 * Copyright (c) 2016 - 2017 David Miguel Lozano
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/gpl-3.0.txt>.
 */

package com.davidmiguel.gobees.recording;

import android.content.Context;
import android.widget.TextView;

import com.davidmiguel.gobees.R;
import com.github.mikephil.charting.components.MarkerView;
import com.github.mikephil.charting.data.CandleEntry;
import com.github.mikephil.charting.data.Entry;
import com.github.mikephil.charting.highlight.Highlight;
import com.github.mikephil.charting.utils.MPPointF;
import com.github.mikephil.charting.utils.Utils;

/**
 * Custom implementation of the MarkerView to displey the number of bees.
 */
public class BeesMarkerView extends MarkerView {

    private TextView tvContent;

    /**
     * Constructor. Sets up the MarkerView with a custom layout resource.
     *
     * @param context        contex.
     * @param layoutResource the layout resource to use for the MarkerView
     */
    public BeesMarkerView(Context context, int layoutResource) {
        super(context, layoutResource);

        tvContent = (TextView) findViewById(R.id.tvContent);
    }


    // callbacks everytime the MarkerView is redrawn, can be used to update the
    // content (user-interface)
    @Override
    public void refreshContent(Entry e, Highlight highlight) {
        if (e instanceof CandleEntry) {
            CandleEntry ce = (CandleEntry) e;
            tvContent.setText("" + Utils.formatNumber(ce.getHigh(), 0, true));
        } else {
            tvContent.setText("" + Utils.formatNumber(e.getY(), 0, true));
        }
        super.refreshContent(e, highlight);
    }

    @Override
    public MPPointF getOffset() {
        return new MPPointF(-(getWidth() / 2), -getHeight());
    }
}