private void createChart(View v) {
BarChart chart = (BarChart) v.findViewById(R.id.barChart);
chart.clear();
PSDatePickerView datePickerView = (PSDatePickerView) v.findViewById(R.id.date_picker_view);
PSUserDataCollection dataCollection = PSDataStore.getInstance().getUserDataCollection();
ArrayList<BarEntry> entriesAgg = new ArrayList<BarEntry>();
ArrayList<String> xVals = new ArrayList<String>();
int idx = 0;
for (Calendar cur = (Calendar) datePickerView.getStartDate().clone();
PSUtil.beforeCalender(cur, datePickerView.getEndDate());
cur.add(Calendar.DATE, 1)) {
PSDailyData dailyData = dataCollection.getDailyData(cur.getTimeInMillis());
BarEntry ent = null;
if (dailyData != null) {
ent = new BarEntry(dailyData.getFormula(), idx, dailyData);
}
if (ent != null) {
entriesAgg.add(ent);
}
xVals.add(PSUtil.weekDays[idx]);
idx++;
}
BarDataSet setAgg = new BarDataSet(entriesAgg, PSDataStore.getInstance().getUser().getName());
setAgg.setAxisDependency(YAxis.AxisDependency.LEFT);
setAgg.setColor(getResources().getColor(R.color.ps_blue_sky));
ArrayList<BarDataSet> dataSets = new ArrayList<BarDataSet>();
dataSets.add(setAgg);
// BarData
BarData data = new BarData(xVals, dataSets);
chart.setData(data);
// Config chart
chart.setDescription("");
chart.setDrawHighlightArrow(true);
// Config axises
YAxis leftAxis = chart.getAxisLeft();
YAxis rightAxis = chart.getAxisRight();
leftAxis.setDrawGridLines(false);
rightAxis.setDrawGridLines(false);
// Config limit line
LimitLine ll = new LimitLine(60f);
ll.setLineColor(Color.CYAN);
ll.setLineWidth(1f);
leftAxis.removeAllLimitLines();
leftAxis.addLimitLine(ll);
// Config marker
PSDailyDataMarkerView markerView =
new PSDailyDataMarkerView(v.getContext(), R.layout.ps_daily_data_marker_view);
chart.setMarkerView(markerView);
// Legend
Legend l = chart.getLegend();
l.setEnabled(false);
// Show data
chart.animateY(600);
}
@Override
protected void setupChart() {
super.setupChart();
lineChart.setData(setupTheeComponentData("X", "Y", "Z"));
lineChart.getLegend().setEnabled(true);
lineChart.getLegend().setPosition(Legend.LegendPosition.BELOW_CHART_LEFT);
LimitLine line = new LimitLine(FeatureAcceleration.DATA_MIN, "timestamp (ms)");
line.setLineColor(Color.BLACK);
line.setLineWidth(1f);
line.setTextColor(Color.BLACK);
line.setTextSize(12f);
line.setLabelPosition(LimitLine.LimitLabelPosition.RIGHT_TOP);
lineChart.getAxisLeft().addLimitLine(line);
}
@Override
public View getView(int position, View convertView, Context c) {
ViewHolder holder = null;
if (convertView == null) {
holder = new ViewHolder();
convertView = LayoutInflater.from(c).inflate(R.layout.list_item_linechart, null);
holder.chart = (LineChart) convertView.findViewById(R.id.chart);
convertView.setTag(holder);
} else {
holder = (ViewHolder) convertView.getTag();
}
// apply styling
// holder.chart.setValueTypeface(mTf);
holder.chart.setDescription("");
holder.chart.setDrawGridBackground(false);
XAxis xAxis = holder.chart.getXAxis();
xAxis.setPosition(XAxisPosition.BOTTOM);
xAxis.setTypeface(mTf);
xAxis.setDrawGridLines(false);
xAxis.setDrawAxisLine(true);
YAxis leftAxis = holder.chart.getAxisLeft();
leftAxis.setTypeface(mTf);
leftAxis.setLabelCount(5, false);
YAxis rightAxis = holder.chart.getAxisRight();
rightAxis.setTypeface(mTf);
rightAxis.setLabelCount(5, false);
rightAxis.setDrawGridLines(false);
// set data
holder.chart.setData((LineData) mChartData);
// do not forget to refresh the chart
// holder.chart.invalidate();
holder.chart.animateX(750);
// at 20151130
// at 20151117
// if(mType==0) {
// LimitLine ll = new LimitLine(30, "目标温度");
// ll.setLineWidth(4f);
// ll.enableDashedLine(10f, 10f, 0f);
// ll.setLabelPosition(LimitLabelPosition.LEFT_BOTTOM);
// ll.setTextSize(10f);
// leftAxis.addLimitLine(ll);
// } else {
// LimitLine ll = new LimitLine(60, "目标湿度");
// ll.setLineWidth(4f);
// ll.enableDashedLine(10f, 10f, 0f);
// ll.setLabelPosition(LimitLabelPosition.LEFT_BOTTOM);
// ll.setTextSize(10f);
// leftAxis.addLimitLine(ll);
// }
// end 20151117
LimitLine ll = new LimitLine(this.aimValue, this.aimName);
ll.setLineWidth(4f);
ll.enableDashedLine(10f, 10f, 0f);
ll.setLabelPosition(LimitLabelPosition.LEFT_BOTTOM);
ll.setTextSize(10f);
leftAxis.addLimitLine(ll);
// end 20151130
return convertView;
}
/**
* Draws the LimitLines associated with this axis to the screen.
*
* @param c
*/
@Override
public void renderLimitLines(Canvas c) {
List<LimitLine> limitLines = mXAxis.getLimitLines();
if (limitLines == null || limitLines.size() <= 0) return;
float[] pts = new float[4];
Path limitLinePath = new Path();
for (int i = 0; i < limitLines.size(); i++) {
LimitLine l = limitLines.get(i);
pts[0] = l.getLimit();
pts[2] = l.getLimit();
mTrans.pointValuesToPixel(pts);
pts[1] = mViewPortHandler.contentTop();
pts[3] = mViewPortHandler.contentBottom();
limitLinePath.moveTo(pts[0], pts[1]);
limitLinePath.lineTo(pts[2], pts[3]);
mLimitLinePaint.setStyle(Paint.Style.STROKE);
mLimitLinePaint.setColor(l.getLineColor());
mLimitLinePaint.setStrokeWidth(l.getLineWidth());
mLimitLinePaint.setPathEffect(l.getDashPathEffect());
c.drawPath(limitLinePath, mLimitLinePaint);
limitLinePath.reset();
String label = l.getLabel();
// if drawing the limit-value label is enabled
if (label != null && !label.equals("")) {
float xOffset = l.getLineWidth();
float add = Utils.convertDpToPixel(4f);
mLimitLinePaint.setStyle(l.getTextStyle());
mLimitLinePaint.setPathEffect(null);
mLimitLinePaint.setColor(l.getTextColor());
mLimitLinePaint.setStrokeWidth(0.5f);
mLimitLinePaint.setTextSize(l.getTextSize());
float yOffset = Utils.calcTextHeight(mLimitLinePaint, label) + add / 2f;
if (l.getLabelPosition() == LimitLine.LimitLabelPosition.POS_RIGHT) {
c.drawText(
label, pts[0] + xOffset, mViewPortHandler.contentBottom() - add, mLimitLinePaint);
} else {
c.drawText(
label, pts[0] + xOffset, mViewPortHandler.contentTop() + yOffset, mLimitLinePaint);
}
}
}
}