@Override
public void renderGridLines(Canvas c) {
if (!mXAxis.isDrawGridLinesEnabled() || !mXAxis.isEnabled()) return;
float[] position = new float[] {0f, 0f};
mGridPaint.setColor(mXAxis.getGridColor());
mGridPaint.setStrokeWidth(mXAxis.getGridLineWidth());
BarData bd = mChart.getData();
int step = bd.getDataSetCount();
for (int i = mMinX; i < mMaxX; i += mXAxis.mAxisLabelModulus) {
position[0] = i * step + i * bd.getGroupSpace() - 0.5f;
mTrans.pointValuesToPixel(position);
if (mViewPortHandler.isInBoundsX(position[0])) {
c.drawLine(
position[0],
mViewPortHandler.offsetTop(),
position[0],
mViewPortHandler.contentBottom(),
mGridPaint);
}
}
}
private void addData() {
ArrayList<BarEntry> yVals1 = new ArrayList<BarEntry>();
for (int i = 0; i < yData.length; i++) yVals1.add(new BarEntry(yData[i], i));
ArrayList<String> xVals = new ArrayList<String>();
for (int i = 0; i < xData.length; i++) xVals.add(xData[i]);
// create pie data set
BarDataSet dataSet = new BarDataSet(yVals1, "Stock");
// dataSet.setSliceSpace(5);
// dataSet.setSelectionShift(5);
// add many colors
ArrayList<Integer> colors = new ArrayList<Integer>();
colors.add(Color.rgb(0, 204, 68));
colors.add(Color.rgb(230, 0, 0));
dataSet.setColors(colors);
// instantiate pie data object
BarData data = new BarData(xVals, dataSet);
data.setValueTextSize(16);
data.setValueTextColor(Color.BLACK);
mChart.setData(data);
// undo highlights
mChart.highlightValue(null);
// update pie chart
mChart.invalidate();
}
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);
}
private void setData(int count, float range) {
ArrayList<String> xVals = new ArrayList<String>();
for (int i = 0; i < count; i++) {
xVals.add(mMonths[i % 12]);
}
ArrayList<BarEntry> yVals1 = new ArrayList<BarEntry>();
for (int i = 0; i < count; i++) {
Calendar calendar = Calendar.getInstance();
int year = calendar.get(Calendar.YEAR);
int month = calendar.get(Calendar.MONTH);
int day = calendar.get(Calendar.DAY_OF_MONTH);
calendar.set(year, month, day, 2 * i, 0, 0);
Long nowTime = calendar.getTime().getTime();
calendar.set(year, month, day, 2 * (i + 1), 0, 0);
Long nextTime = calendar.getTime().getTime();
// 数据库查询
Float val;
List<State> states =
cupboard()
.withDatabase(db)
.query(State.class)
.withSelection(
"time_point > ? AND time_point < ?", nowTime.toString(), nextTime.toString())
.list();
if (states.isEmpty()) {
val = 0.0f;
} else if (states.size() == 1) {
val = 0.0f;
} else {
State firstState = states.get(0);
State lastState = states.get(states.size() - 1);
val =
Float.parseFloat(lastState.getVentilation_volume())
- Float.parseFloat(firstState.getVentilation_volume());
}
yVals1.add(new BarEntry(val, i));
}
BarDataSet set1 = new BarDataSet(yVals1, "单位时间吸入的空气量");
set1.setBarSpacePercent(35f);
ArrayList<BarDataSet> dataSets = new ArrayList<BarDataSet>();
dataSets.add(set1);
BarData data = new BarData(xVals, dataSets);
data.setValueTextSize(10f);
data.setValueTypeface(mTf);
mChart.setData(data);
}
private void setChartData(ClimbingArea ClimbingArea) {
HashMap<Integer, Integer> difficultyMap = new HashMap<>();
for (int i = AppConstants.MIN_UIAA_LEVEL; i <= AppConstants.MAX_UIAA_LEVEL; ++i) {
difficultyMap.put(i, 0);
}
for (ClimbingRoute route : ClimbingArea.getRoutes()) {
String difficulty = route.getUIAARank();
int routeDifficulty = Utils.trimUIAARank(difficulty);
if (difficultyMap.containsKey(routeDifficulty)) {
difficultyMap.put(routeDifficulty, difficultyMap.get(routeDifficulty) + 1);
}
}
ArrayList<BarEntry> routeDifficulties = new ArrayList<BarEntry>();
String[] xVals = new String[difficultyMap.size()];
List<Integer> orderedList = new ArrayList<>(difficultyMap.keySet());
Collections.sort(orderedList);
int indexCounter = 0;
for (Integer difficulty : orderedList) {
xVals[indexCounter] = difficulty + "";
// BarEntry entry = new BarEntry(difficultyMap.get(difficulty), indexCounter++ , difficulty
// +"");
BarEntry entry = new BarEntry(difficulty, difficultyMap.get(difficulty), indexCounter++);
routeDifficulties.add(entry);
}
mChart.getXAxis().setLabelCount(xVals.length);
BarDataSet set1 = new BarDataSet(routeDifficulties, "Schwierigkeiten");
// set1.setColor(getResources().getColor(R.color.primary_700));
int[] uiaaChartColors = new int[AppConstants.UIAA_CHART_COLORS.length];
for (int i = 0; i < uiaaChartColors.length; ++i) {
uiaaChartColors[i] = getResources().getColor(AppConstants.UIAA_CHART_COLORS[i]);
}
set1.setColors(uiaaChartColors);
ArrayList<IBarDataSet> dataSets = new ArrayList<>();
dataSets.add(set1);
BarData data = new BarData(dataSets);
data.setValueFormatter(new MyValueFormatter());
data.setValueTextSize(10f);
mChart.setData(data);
mChart.animateX(1000);
mChart.animateY(1000);
}
/**
* draws the x-labels on the specified y-position
*
* @param pos
*/
@Override
protected void drawLabels(Canvas c, float pos) {
// pre allocate to save performance (dont allocate in loop)
float[] position = new float[] {0f, 0f};
BarData bd = mChart.getData();
int step = bd.getDataSetCount();
for (int i = mMinX; i <= mMaxX; i += mXAxis.mAxisLabelModulus) {
position[0] = i * step + i * bd.getGroupSpace() + bd.getGroupSpace() / 2f;
// consider groups (center label for each group)
if (step > 1) {
position[0] += ((float) step - 1f) / 2f;
}
mTrans.pointValuesToPixel(position);
if (mViewPortHandler.isInBoundsX(position[0]) && i >= 0 && i < mXAxis.getValues().size()) {
String label = mXAxis.getValues().get(i);
int color = mXAxis.getTextColor(i);
mAxisLabelPaint.setColor(color);
if (mXAxis.isAvoidFirstLastClippingEnabled()) {
// avoid clipping of the last
if (i == mXAxis.getValues().size() - 1) {
float width = Utils.calcTextWidth(mAxisLabelPaint, label);
if (width > mViewPortHandler.offsetRight() * 2
&& position[0] + width > mViewPortHandler.getChartWidth()) position[0] -= width / 2;
// avoid clipping of the first
} else if (i == 0) {
float width = Utils.calcTextWidth(mAxisLabelPaint, label);
position[0] += width / 2;
}
}
c.drawText(label, position[0], pos, mAxisLabelPaint);
}
}
}
public BarData horizontalBarDataGastos(List<ParseObject> gastos) {
// mChart.animateY(2500);
ArrayList<BarEntry> yVals1 = new ArrayList<BarEntry>();
ArrayList<String> xVals = new ArrayList<String>();
for (int i = 0; i < gastos.size(); i++) {
xVals.add(gastos.get(i).getNumber("mes").toString());
yVals1.add(new BarEntry(gastos.get(i).getNumber("mes").floatValue(), i));
}
BarDataSet set1 = new BarDataSet(yVals1, "Gastos");
BarData data = new BarData(xVals, set1);
data.setValueTextSize(10f);
data.setValueTypeface(tf);
return data;
}
private void setData(List<Integer> valueList, String format) {
mChart.setVisibility(View.VISIBLE);
ArrayList<String> xVals = new ArrayList<String>();
ArrayList<BarEntry> yVals1 = new ArrayList<BarEntry>();
if (valueList != null) {
for (int i = 0; i < valueList.size(); i++) {
xVals.add(i + "s");
yVals1.add(new BarEntry(valueList.get(i), i));
}
}
String legend = getResources().getString(R.string.caption_receptin_rate);
if (!format.equals("%")) legend = getResources().getString(R.string.caption_packet_count);
BarDataSet set1 = new BarDataSet(yVals1, legend);
set1.setBarSpacePercent(35f);
set1.setColor(Color.parseColor("#0288D1"));
ArrayList<IBarDataSet> dataSets = new ArrayList<IBarDataSet>();
dataSets.add(set1);
BarData data = new BarData(xVals, dataSets);
data.setValueTextSize(10f);
data.setDrawValues(false);
YAxisValueFormatter custom = new DataAxisFormatter(format);
YAxis leftAxis = mChart.getAxisLeft();
YAxis rightAxis = mChart.getAxisRight();
leftAxis.setValueFormatter(custom);
rightAxis.setValueFormatter(custom);
mChart.setData(data);
}
/**
* Transforms an List of Entry into a float array containing the x and y values transformed with
* all matrices for the BARCHART.
*
* @param entries
* @param dataSet the dataset index
* @return
*/
public float[] generateTransformedValuesHorizontalBarChart(
List<? extends Entry> entries, int dataSet, BarData bd, float phaseY) {
float[] valuePoints = new float[entries.size() * 2];
int setCount = bd.getDataSetCount();
float space = bd.getGroupSpace();
for (int j = 0; j < valuePoints.length; j += 2) {
Entry e = entries.get(j / 2);
// calculate the x-position, depending on datasetcount
float x = e.getXIndex() + (j / 2 * (setCount - 1)) + dataSet + space * (j / 2) + space / 2f;
float y = e.getVal();
valuePoints[j] = y * phaseY;
valuePoints[j + 1] = x;
}
pointValuesToPixel(valuePoints);
return valuePoints;
}
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();
}
/** Get the selected data and show it. */
private void drawData() {
// Get shopping list in the dates range
Select selectSLInRange =
Select.from(ShoppingList.class)
.whereOr(
Condition.prop("date").gt(minDate.getTime().getTime()),
Condition.prop("date").eq(minDate.getTime().getTime()))
.and(Condition.prop("date").lt(maxDate.getTime().getTime()));
List<ShoppingList> shoppingLists = selectSLInRange.list();
// Show number of shopping lists retrieved
Toast.makeText(getActivity(), shoppingLists.size() + " shopping lists", Toast.LENGTH_SHORT)
.show();
// If there's one or more, draw the chart
// Each year is painted in one color. All the shopping list of one month must be
// merge to get the total spend money amount of that month
if (shoppingLists.size() > 0) {
String[] mMonths =
new String[] {
"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
};
Collections.sort(shoppingLists);
Map<String, List<BarEntry>> entrysYear = new HashMap<>();
List<String> labels = new ArrayList<>();
// First item
Date date = shoppingLists.get(0).getDate();
Calendar cal = getInstance();
cal.setTime(date);
int year = cal.get(YEAR);
int month = cal.get(MONTH);
entrysYear.put(year + "", new ArrayList<BarEntry>());
labels.add(mMonths[month % 12]);
float totalPrice = 0;
int newYear;
int newMonth;
for (int i = 0; i < shoppingLists.size(); i++) {
Date d = shoppingLists.get(i).getDate();
Calendar c = getInstance();
c.setTime(d);
newYear = c.get(YEAR);
newMonth = c.get(MONTH);
if (newMonth == month && newYear == year) {
totalPrice += shoppingLists.get(i).getTotalPrice();
} else {
// If not same year -> add new one
if (newYear != year) {
entrysYear.put(newYear + "", new ArrayList<BarEntry>());
}
// If not same month -> save previous month
BarEntry be = new BarEntry(totalPrice, labels.size() - 1);
entrysYear.get(year + "").add(be);
// Add new month
labels.add(mMonths[newMonth % 12]);
totalPrice = shoppingLists.get(i).getTotalPrice();
}
year = newYear;
month = newMonth;
}
// Save last one
BarEntry be = new BarEntry(totalPrice, labels.size() - 1);
entrysYear.get(year + "").add(be);
BarData data = new BarData(labels);
int i = 0;
for (String name : entrysYear.keySet()) {
BarDataSet dataset = new BarDataSet(entrysYear.get(name), name);
dataset.setColor(ColorTemplate.COLORFUL_COLORS[i % ColorTemplate.COLORFUL_COLORS.length]);
dataset.setBarSpacePercent(35f);
data.addDataSet(dataset);
i++;
}
data.setValueTextSize(10f);
chart1.setData(data);
chart1.notifyDataSetChanged(); // let the chart know it's data changed
chart1.invalidate(); // refresh
chart1.animateXY(1000, 1000);
}
}