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| 1 | +package uk.org.openseizuredetector; |
| 2 | + |
| 3 | +import android.graphics.Color; |
| 4 | +import android.os.Bundle; |
| 5 | +import android.util.Log; |
| 6 | +import android.view.LayoutInflater; |
| 7 | +import android.view.View; |
| 8 | +import android.view.ViewGroup; |
| 9 | +import android.widget.TextView; |
| 10 | + |
| 11 | +import androidx.appcompat.widget.SwitchCompat; |
| 12 | + |
| 13 | +import com.github.mikephil.charting.charts.LineChart; |
| 14 | +import com.github.mikephil.charting.components.XAxis; |
| 15 | +import com.github.mikephil.charting.components.YAxis; |
| 16 | +import com.github.mikephil.charting.data.Entry; |
| 17 | +import com.github.mikephil.charting.data.LineData; |
| 18 | +import com.github.mikephil.charting.data.LineDataSet; |
| 19 | +import com.github.mikephil.charting.utils.ValueFormatter; |
| 20 | + |
| 21 | +import java.text.DecimalFormat; |
| 22 | +import java.util.ArrayList; |
| 23 | +import java.util.Arrays; |
| 24 | +import java.util.List; |
| 25 | +import java.util.Objects; |
| 26 | + |
| 27 | + |
| 28 | +public class FragmentWatchSig extends FragmentOsdBaseClass { |
| 29 | + String TAG = "FragmentWatchSig"; |
| 30 | + |
| 31 | + LineChart mLineChart; |
| 32 | + LineData lineData; |
| 33 | + LineDataSet lineDataSet; |
| 34 | + List<Entry> sigHistory = new ArrayList<>(); |
| 35 | + List<String> hrHistoryStrings = new ArrayList<>(); |
| 36 | + |
| 37 | + private TextView tvCurrSigStren; |
| 38 | + |
| 39 | + public FragmentWatchSig() { |
| 40 | + // Required empty public constructor |
| 41 | + } |
| 42 | + |
| 43 | + |
| 44 | + @Override |
| 45 | + public void onCreate(Bundle savedInstanceState) { |
| 46 | + super.onCreate(savedInstanceState); |
| 47 | + lineDataSet = new LineDataSet(new ArrayList<Entry>(), "Watch Signal Strength history"); |
| 48 | + //lineDataSet.setColors(ColorTemplate.JOYFUL_COLORS); |
| 49 | + lineDataSet.setValueTextColor(Color.BLACK); |
| 50 | + lineDataSet.setValueTextSize(18f); |
| 51 | + lineDataSet.setDrawValues(false); |
| 52 | + lineDataSet.setCircleSize(0f); |
| 53 | + lineDataSet.setLineWidth(3f); |
| 54 | + //lineDataSetAverage = new LineDataSet(new ArrayList<Entry>(),"Heart rate history" ); |
| 55 | + //lineDataSetAverage.setColors(ColorTemplate.JOYFUL_COLORS); |
| 56 | + //lineDataSetAverage.setValueTextColor(Color.BLACK); |
| 57 | + //lineDataSetAverage.setValueTextSize(18f); |
| 58 | + |
| 59 | + } |
| 60 | + |
| 61 | + @Override |
| 62 | + public void onResume() { |
| 63 | + super.onResume(); |
| 64 | + mLineChart = mRootView.findViewById(R.id.sigStrengthLineChart); |
| 65 | + mLineChart.getLegend().setEnabled(false); |
| 66 | + XAxis xAxis = mLineChart.getXAxis(); |
| 67 | + xAxis.setPosition(XAxis.XAxisPosition.BOTTOM); |
| 68 | + xAxis.setTextSize(10f); |
| 69 | + xAxis.setDrawAxisLine(true); |
| 70 | + xAxis.setDrawLabels(true); |
| 71 | + // Note: the default text colour is BLACK, so does not show up on black background!!! |
| 72 | + // This took a lot of finding.... |
| 73 | + xAxis.setTextColor(Color.WHITE); |
| 74 | + |
| 75 | + YAxis yAxis = mLineChart.getAxisLeft(); |
| 76 | + //yAxis.setAxisMinValue(40f); |
| 77 | + //yAxis.setAxisMaxValue(240f); |
| 78 | + yAxis.setDrawGridLines(true); |
| 79 | + yAxis.setDrawLabels(true); |
| 80 | + yAxis.setTextColor(Color.WHITE); |
| 81 | + // Inhibit the decimal part of the y axis labels. |
| 82 | + yAxis.setValueFormatter(new ValueFormatter() { |
| 83 | + @Override |
| 84 | + public String getFormattedValue(float v) { |
| 85 | + DecimalFormat format = new DecimalFormat("###"); |
| 86 | + return format.format(v); |
| 87 | + } |
| 88 | + }); |
| 89 | + |
| 90 | + YAxis yAxis2 = mLineChart.getAxisRight(); |
| 91 | + yAxis2.setDrawGridLines(false); |
| 92 | + yAxis2.setEnabled(false); |
| 93 | + } |
| 94 | + |
| 95 | + @Override |
| 96 | + public View onCreateView(LayoutInflater inflater, ViewGroup container, |
| 97 | + Bundle savedInstanceState) { |
| 98 | + // Inflate the layout for this fragment |
| 99 | + return inflater.inflate(R.layout.fragment_watch_sig, container, false); |
| 100 | + } |
| 101 | + |
| 102 | + @Override |
| 103 | + protected void updateUi() { |
| 104 | + Log.d(TAG, "updateUi()"); |
| 105 | + tvCurrSigStren = (TextView) mRootView.findViewById(R.id.current_sig_strength_tv); |
| 106 | + if (mConnection.mBound) { |
| 107 | + if (Objects.nonNull(tvCurrSigStren)) |
| 108 | + tvCurrSigStren.setText(String.valueOf((int) mConnection.mSdServer.mSdData.watchSignalStrength)); |
| 109 | + double histArr[] = mConnection.mSdServer.mSdData.watchSignalStrengthBuff.getVals(); |
| 110 | + int nHist = histArr.length; |
| 111 | + if (Objects.nonNull(histArr) && nHist > 0) { |
| 112 | + Log.v(TAG, "nHist=" + nHist); |
| 113 | + lineDataSet.clear(); |
| 114 | + String xVals[] = new String[nHist]; |
| 115 | + for (int i = 0; i < nHist; i++) { |
| 116 | + //Log.d(TAG,"i="+i+", HR="+hrHistArr[i]); |
| 117 | + xVals[i] = String.valueOf(i); |
| 118 | + lineDataSet.addEntry(new Entry((float) histArr[i], i)); |
| 119 | + } |
| 120 | + Log.d(TAG, "xVals=" + Arrays.toString(xVals) + ", lneDataSet=" + lineDataSet.toSimpleString()); |
| 121 | + lineDataSet.setColors(new int[]{0xffff0000}); |
| 122 | + LineData histLineData = new LineData(xVals, lineDataSet); |
| 123 | + |
| 124 | + |
| 125 | + mLineChart.setData(histLineData); |
| 126 | + mLineChart.getData().notifyDataChanged(); |
| 127 | + mLineChart.notifyDataSetChanged(); |
| 128 | + mLineChart.refreshDrawableState(); |
| 129 | + float xSpan = (nHist * 5.0f) / 60.0f; // time in minutes assuming one point every 5 seconds. |
| 130 | + mLineChart.setDescription("Signal Strength History " |
| 131 | + + String.format("%.1f", xSpan) |
| 132 | + + " " + getString(R.string.minutes)); |
| 133 | + mLineChart.setDescriptionTextSize(12f); |
| 134 | + mLineChart.invalidate(); |
| 135 | + //if (mConnection.mBound){ |
| 136 | + // lineChart.postInvalidate(); |
| 137 | + //} |
| 138 | + } |
| 139 | + |
| 140 | + } else { |
| 141 | + Log.w(TAG,"not Bound to Server"); |
| 142 | + return; |
| 143 | + } |
| 144 | + |
| 145 | + |
| 146 | + } |
| 147 | + |
| 148 | +} |
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