private void refreshDaySteps(DBHandler db, PieChart pieChart, Calendar day, GBDevice device) {
ActivityAnalysis analysis = new ActivityAnalysis();
int totalSteps = analysis.calculateTotalSteps(getSamplesOfDay(db, day, device));
pieChart.setCenterText(NumberFormat.getNumberInstance(mLocale).format(totalSteps));
PieData data = new PieData();
List<Entry> entries = new ArrayList<>();
List<Integer> colors = new ArrayList<>();
entries.add(new Entry(totalSteps, 0));
colors.add(akActivity.color);
// we don't want labels on the pie chart
data.addXValue("");
if (totalSteps < mTargetSteps) {
entries.add(new Entry((mTargetSteps - totalSteps), 1));
colors.add(Color.GRAY);
// we don't want labels on the pie chart
data.addXValue("");
}
PieDataSet set = new PieDataSet(entries, "");
set.setColors(colors);
data.setDataSet(set);
// this hides the values (numeric) added to the set. These would be shown aside the strings set
// with addXValue above
data.setDrawValues(false);
pieChart.setData(data);
pieChart.getLegend().setEnabled(false);
}
private void refreshWeekBeforeSteps(
DBHandler db, BarLineChartBase barChart, Calendar day, GBDevice device) {
ActivityAnalysis analysis = new ActivityAnalysis();
day = (Calendar) day.clone(); // do not modify the caller's argument
day.add(Calendar.DATE, -7);
List<BarEntry> entries = new ArrayList<>();
List<String> labels = new ArrayList<>();
for (int counter = 0; counter < 7; counter++) {
entries.add(
new BarEntry(analysis.calculateTotalSteps(getSamplesOfDay(db, day, device)), counter));
labels.add(day.getDisplayName(Calendar.DAY_OF_WEEK, Calendar.SHORT, mLocale));
day.add(Calendar.DATE, 1);
}
BarDataSet set = new BarDataSet(entries, "");
set.setColor(akActivity.color);
BarData data = new BarData(labels, set);
data.setValueTextColor(
Color
.GRAY); // prevent tearing other graph elements with the black text. Another approach
// would be to hide the values cmpletely with data.setDrawValues(false);
LimitLine target = new LimitLine(mTargetSteps);
barChart.getAxisLeft().getLimitLines().clear();
barChart.getAxisLeft().addLimitLine(target);
setupLegend(barChart);
barChart.setData(data);
barChart.getLegend().setEnabled(false);
}