@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);
      }
    }
  }
Esempio n. 2
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  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);
  }
Esempio n. 4
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  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);
      }
    }
  }
Esempio n. 7
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  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);
    }
  }