@Override
public void onResponse(Response<List<Purchase>> response) {
if (!response.isSuccess()) {
return;
}
List<Purchase> purchases = response.body();
if (purchases.size() < 2) {
setAlpha(.2f);
purchases = PLACEHOLDER_DATA;
} else {
setAlpha(1);
}
ArrayList<String> xVals = new ArrayList<>();
ArrayList<Entry> yVals = new ArrayList<>();
for (int i = 0; i < purchases.size(); i++) {
xVals.add(String.valueOf(i));
yVals.add(new Entry(purchases.get(purchases.size() - i - 1).amount, i));
}
LineDataSet dataSet = new LineDataSet(yVals, "Purchases");
dataSet.setDrawValues(false);
dataSet.setDrawCircles(false);
dataSet.setColor(Color.WHITE);
dataSet.setDrawFilled(true);
dataSet.setFillColor(Color.WHITE);
setData(new LineData(xVals, Collections.singletonList(dataSet)));
invalidate();
}
public void formatDataSet(LineDataSet set, @ColorInt int color) {
set.setColor(color);
set.setLineWidth(2.5f);
set.setCircleColor(color);
set.setCircleSize(5f);
set.setFillColor(color);
set.setDrawCubic(true);
set.setValueTextSize(10f);
set.setDrawValues(false);
set.setDrawCircles(false);
set.setValueTextColor(color);
set.setDrawFilled(true);
}
private LineDataSet createSet() {
LineDataSet set = new LineDataSet(null, "Dynamic Data");
set.setAxisDependency(YAxis.AxisDependency.LEFT);
set.setColor(ColorTemplate.getHoloBlue());
set.setCircleColor(Color.WHITE);
set.setLineWidth(2f);
set.setCircleSize(4f);
set.setFillAlpha(65);
set.setFillColor(ColorTemplate.getHoloBlue());
set.setHighLightColor(Color.rgb(244, 117, 117));
set.setValueTextColor(Color.WHITE);
set.setValueTextSize(9f);
set.setDrawValues(false);
return set;
}
@NonNull
private LineDataSet setMaLine(int ma, ArrayList<String> xVals, ArrayList<Entry> lineEntries) {
LineDataSet lineDataSetMa = new LineDataSet(lineEntries, "ma" + ma);
if (ma == 5) {
lineDataSetMa.setHighlightEnabled(true);
lineDataSetMa.setDrawHorizontalHighlightIndicator(false);
lineDataSetMa.setHighLightColor(Color.WHITE);
} else {
/*此处必须得写*/
lineDataSetMa.setHighlightEnabled(false);
}
lineDataSetMa.setDrawValues(false);
if (ma == 5) {
lineDataSetMa.setColor(Color.GREEN);
} else if (ma == 10) {
lineDataSetMa.setColor(Color.GRAY);
} else {
lineDataSetMa.setColor(Color.YELLOW);
}
lineDataSetMa.setLineWidth(1f);
lineDataSetMa.setDrawCircles(false);
lineDataSetMa.setAxisDependency(YAxis.AxisDependency.LEFT);
return lineDataSetMa;
}
private void setData(int count, float range) {
// only using first meter for now.
// TODO: graph multiple meters?
Meter meter = mMeters.get(0);
List<MeterReading> readings = meter.getReadings();
ArrayList<Entry> averageEntries = new ArrayList<Entry>();
// build up X-axis labels; e.g., dates.
// build up Y-axis with values;
// skip first date as we can't determine consumption.
ArrayList<String> xVals = new ArrayList<String>();
ArrayList<BarEntry> yVals1 = new ArrayList<BarEntry>();
float runningTotal = 0;
float dailyAverage;
for (int lv = 1; lv < count; lv++) {
MeterReading prevReading = readings.get(lv - 1);
MeterReading currReading = readings.get(lv);
xVals.add(removeYearFromDate(currReading.getTimeStamp()));
float val = (currReading.getConsumption() - prevReading.getConsumption()) * 10;
yVals1.add(new BarEntry(val, lv - 1));
// calc & store daily average.
runningTotal += val;
dailyAverage = runningTotal / lv;
averageEntries.add(new Entry(dailyAverage, lv - 1));
}
// TODO: allow name to be updated.
BarDataSet set1 = new BarDataSet(yVals1, "mine");
set1.setBarSpacePercent(35f);
ArrayList<BarDataSet> dataSets = new ArrayList<BarDataSet>();
dataSets.add(set1);
// bar chart data
BarData barData = new BarData(xVals, dataSets);
barData.setValueFormatter(new MyValueFormatter());
barData.setValueTextSize(10f);
// line chart data
LineData lineData = new LineData();
LineDataSet set = new LineDataSet(averageEntries, "average");
int lineColor = Color.rgb(251, 169, 165);
set.setColor(lineColor);
set.setLineWidth(1.5f);
set.setDrawCircles(false);
set.setFillColor(lineColor);
set.setDrawCubic(true);
set.setDrawValues(false);
set.setAxisDependency(YAxis.AxisDependency.LEFT);
lineData.addDataSet(set);
CombinedData combinedData = new CombinedData(getDates(meter.getReadings()));
combinedData.setData(barData);
combinedData.setData(lineData);
mChart.setData(combinedData);
mChart.invalidate();
}
@Override
public View onCreateView(
LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.fragment_status, container, false);
// TODO Need lot of design changes in chart
// TODO Have to update LineChart with CombineChart to display LineChart with BarChart
mChart = (LineChart) view.findViewById(R.id.chartInsight);
mChart.setDescription("");
mChart.setBackgroundColor(Color.WHITE);
mChart.setDrawGridBackground(false);
LineData d = new LineData();
ArrayList<Entry> entries = new ArrayList<>();
for (int index = 0; index < 12; index++) entries.add(new Entry(getRandom(25, 10), index));
LineDataSet set = new LineDataSet(entries, "DataSet1");
set.setColor(Color.rgb(240, 238, 70));
set.setLineWidth(2.5f);
set.setCircleColor(Color.rgb(240, 238, 70));
set.setCircleSize(5f);
set.setFillColor(Color.rgb(240, 238, 70));
set.setDrawCubic(true);
set.setDrawValues(true);
set.setValueTextSize(10f);
set.setValueTextColor(Color.rgb(240, 238, 70));
for (int index = 0; index < 12; index++) entries.add(new Entry(getRandom(25, 10), index));
LineDataSet set2 = new LineDataSet(entries, "DataSet2");
set.setColor(Color.rgb(240, 238, 70));
set.setLineWidth(2.5f);
set.setCircleColor(Color.rgb(240, 238, 70));
set.setCircleSize(5f);
set.setFillColor(Color.rgb(240, 238, 70));
set.setDrawCubic(true);
set.setDrawValues(true);
set.setValueTextSize(10f);
set.setValueTextColor(Color.rgb(240, 238, 70));
set.setAxisDependency(YAxis.AxisDependency.LEFT);
d.addDataSet(set);
d.addDataSet(set2);
mChart.setData(d);
mChart.setDescription("Fuel Insight");
mChart.animateXY(2000, 2000);
mChart.invalidate();
// String[] projection = { FuelContract.COLUMN_AMOUNT, FuelContract.COLUMN_ID };
// Cursor fuelData =
// inflater.getContext().getContentResolver().query(FuelProvider.FUEL_CONTENT_URI, projection,
// null, null, null);
// while (fuelData.getCount()!=0) {
// fuelData.moveToNext();
// Log.i("FuelData", "ID: " + fuelData.getString(1) + " Amount: " +
// fuelData.getString(0));
// }
return view;
}