/** Add the data of a specific signal type of a specific point to chart. */
public void refreshChartOfSignal(MapPoint p, String signalTypeId) {
LineChart chart = getChart(signalTypeId);
ArrayList<LineDataSet> currentChartDataSets = new ArrayList<LineDataSet>();
for (SignalDataSet ds : p.getDataSetsOfSignal(signalTypeId)) {
// Log.i("NewPointActivity", "addToGraph ("+p+"): "+signalTypeId+",
// "+ds.getSignalSourceId()+", "+ds.getDate()+", "+ds.size());
LineDataSet chartDataSet = createChartDataSet(ds.getSignalSourceId(), ds.getDate());
for (SignalSample s : ds.getSamples()) {
if (s == null) {
// @todo Each dataset must have its own null value.
// Here the null value is fixed -150f.
chartDataSet.addEntry(new Entry(-150f, chartDataSet.getEntryCount()));
} else {
// Add the sample to chart line.
DoubleSignalSample doubleSignalSample = (DoubleSignalSample) s;
chartDataSet.addEntry(
new Entry(doubleSignalSample.getValue().floatValue(), chartDataSet.getEntryCount()));
}
}
// Add the line to chart.
currentChartDataSets.add(chartDataSet);
// Updates table.
updateDataTable(ds);
}
refreshChart(chart, currentChartDataSets);
}
/** Displayd a dataset in the data table. */
public void updateDataTable(SignalDataSet dataSet) {
// Creates a line within table to store
// datasource info.
createDataRow(dataSet);
SignalSource source = dataSet.getSource();
// Sets row data.
AndroidUtil.getTextViewByTag(this, dataSet.getId() + "-signalTypeText")
.setText(source.getSignalType());
AndroidUtil.getTextViewByTag(this, dataSet.getId() + "-sourceIdText").setText(source.getId());
AndroidUtil.getTextViewByTag(this, dataSet.getId() + "-samplesCountText")
.setText(dataSet.size() + "");
SimpleDateFormat dt = new SimpleDateFormat("MM-dd hh:mm:ss");
AndroidUtil.getTextViewByTag(this, dataSet.getId() + "-dateText")
.setText(dt.format(dataSet.getDate()));
DoubleSignalDataSet doubleSignalDataSet = (DoubleSignalDataSet) dataSet;
AndroidUtil.getTextViewByTag(this, dataSet.getId() + "-minText")
.setText(String.format("%.2f", doubleSignalDataSet.getMinValue()));
AndroidUtil.getTextViewByTag(this, dataSet.getId() + "-maxText")
.setText(String.format("%.2f", doubleSignalDataSet.getMaxValue()));
AndroidUtil.getTextViewByTag(this, dataSet.getId() + "-avgText")
.setText(String.format("%.2f", doubleSignalDataSet.getAverage()));
}
/**
* Creates a row in the data table to store a signal source data (source, date, count, min, max
* and avg).
*/
public void createDataRow(SignalDataSet dataSet) {
SignalSource source = dataSet.getSource();
ArrayList<View> containers = AndroidUtil.getViewsByTag(this, dataSet.getId() + "-dataRow");
if (containers.size() == 0) { // There is NO row
TableRow row = new TableRow(this);
TableRow.LayoutParams lp =
new TableRow.LayoutParams(
TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.WRAP_CONTENT);
row.setLayoutParams(lp);
row.setTag(dataSet.getId() + "-dataRow");
// Signal type.
TextView signalType =
createDataRowText(dataSet.getId() + "-signalTypeText", source.getSignalType(), 20f);
// Source id.
TextView sourceId = createDataRowText(dataSet.getId() + "-sourceIdText", source.getId(), 35f);
// Record date.
TextView date = createDataRowText(dataSet.getId() + "-dateText", "", 20f);
// Samples recorded.
TextView samplesCount = createDataRowText(dataSet.getId() + "-samplesCountText", "0", 15f);
// Min, max and avg.
TextView min = createDataRowText(dataSet.getId() + "-minText", "---", 15f);
TextView max = createDataRowText(dataSet.getId() + "-maxText", "---", 15f);
TextView avg = createDataRowText(dataSet.getId() + "-avgText", "---", 15f);
row.addView(signalType);
row.addView(sourceId);
row.addView(date);
row.addView(samplesCount);
row.addView(min);
row.addView(max);
row.addView(avg);
TableLayout table = (TableLayout) findViewById(R.id.dataTable);
table.addView(row);
}
}