private void getOffLineData() {
/*方便测试，加入假数据*/
mData = new DataParse();
JSONObject object = null;
try {
object = new JSONObject(ConstantTest.KLINEURL);
} catch (JSONException e) {
e.printStackTrace();
}
mData.parseKLine(object);
mData.getKLineDatas();
setData(mData);
}
private float getSum(Integer a, Integer b) {
for (int i = a; i <= b; i++) {
sum += mData.getKLineDatas().get(i).close;
}
return sum;
}
private void setData(DataParse mData) {
kLineDatas = mData.getKLineDatas();
// axisLeftBar.setAxisMaxValue(mData.getVolmax());
String unit = MyUtils.getVolUnit(mData.getVolmax());
int u = 1;
if ("万手".equals(unit)) {
u = 4;
} else if ("亿手".equals(unit)) {
u = 8;
}
axisLeftBar.setValueFormatter(new VolFormatter((int) Math.pow(10, u)));
// axisRightBar.setAxisMaxValue(mData.getVolmax());
Log.e("@@@", mData.getVolmax() + "da");
ArrayList<String> xVals = new ArrayList<>();
ArrayList<BarEntry> barEntries = new ArrayList<>();
ArrayList<CandleEntry> candleEntries = new ArrayList<>();
ArrayList<Entry> line5Entries = new ArrayList<>();
ArrayList<Entry> line10Entries = new ArrayList<>();
ArrayList<Entry> line30Entries = new ArrayList<>();
for (int i = 0, j = 0; i < mData.getKLineDatas().size(); i++, j++) {
xVals.add(mData.getKLineDatas().get(i).date + "");
barEntries.add(new BarEntry(mData.getKLineDatas().get(i).vol, i));
candleEntries.add(
new CandleEntry(
i,
mData.getKLineDatas().get(i).high,
mData.getKLineDatas().get(i).low,
mData.getKLineDatas().get(i).open,
mData.getKLineDatas().get(i).close));
if (i >= 4) {
sum = 0;
line5Entries.add(new Entry(getSum(i - 4, i) / 5, i));
}
if (i >= 9) {
sum = 0;
line10Entries.add(new Entry(getSum(i - 9, i) / 10, i));
}
if (i >= 29) {
sum = 0;
line30Entries.add(new Entry(getSum(i - 29, i) / 30, i));
}
}
barDataSet = new BarDataSet(barEntries, "成交量");
barDataSet.setBarSpacePercent(50); // bar空隙
barDataSet.setHighlightEnabled(true);
barDataSet.setHighLightAlpha(255);
barDataSet.setHighLightColor(Color.WHITE);
barDataSet.setDrawValues(false);
barDataSet.setColor(Color.RED);
BarData barData = new BarData(xVals, barDataSet);
barChart.setData(barData);
final ViewPortHandler viewPortHandlerBar = barChart.getViewPortHandler();
viewPortHandlerBar.setMaximumScaleX(culcMaxscale(xVals.size()));
Matrix touchmatrix = viewPortHandlerBar.getMatrixTouch();
final float xscale = 3;
touchmatrix.postScale(xscale, 1f);
CandleDataSet candleDataSet = new CandleDataSet(candleEntries, "KLine");
candleDataSet.setDrawHorizontalHighlightIndicator(false);
candleDataSet.setHighlightEnabled(true);
candleDataSet.setHighLightColor(Color.WHITE);
candleDataSet.setValueTextSize(10f);
candleDataSet.setDrawValues(false);
candleDataSet.setColor(Color.RED);
candleDataSet.setShadowWidth(1f);
candleDataSet.setAxisDependency(YAxis.AxisDependency.LEFT);
CandleData candleData = new CandleData(xVals, candleDataSet);
ArrayList<ILineDataSet> sets = new ArrayList<>();
sets.add(setMaLine(5, xVals, line5Entries));
sets.add(setMaLine(10, xVals, line10Entries));
sets.add(setMaLine(30, xVals, line30Entries));
CombinedData combinedData = new CombinedData(xVals);
LineData lineData = new LineData(xVals, sets);
combinedData.setData(candleData);
combinedData.setData(lineData);
combinedchart.setData(combinedData);
combinedchart.moveViewToX(mData.getKLineDatas().size() - 1);
final ViewPortHandler viewPortHandlerCombin = combinedchart.getViewPortHandler();
viewPortHandlerCombin.setMaximumScaleX(culcMaxscale(xVals.size()));
Matrix matrixCombin = viewPortHandlerCombin.getMatrixTouch();
final float xscaleCombin = 3;
matrixCombin.postScale(xscaleCombin, 1f);
combinedchart.moveViewToX(mData.getKLineDatas().size() - 1);
barChart.moveViewToX(mData.getKLineDatas().size() - 1);
setOffset();
/**
* **************************************************************************************
* 此处解决方法来源于CombinedChartDemo，k线图y轴显示问题，图表滑动后才能对齐的bug，希望有人给出解决方法 (注：此bug现已修复，感谢和chenguang79一起研究)
* **************************************************************************************
*/
handler.sendEmptyMessageDelayed(0, 300);
}
