//================================================================================
public void LoadData(DataTable_candle candles)
{
DateTime dt = DateTime.Now;
DateTime prev_dt = dt;
DateTime delta_dt = dt;
chart1.Series["Price"].Points.Clear();
chart1.Series["Buy"].Points.Clear();
//chart1.Series["Short"].Points.Clear();
//chart1.Series["Cover"].Points.Clear();
int count = period;
bar_count = candles.Count;
if (count > candles.Count)
{
count = candles.Count;
}
for (int i = 0; i < count; i++)
{
int bar = candles.Count - (count) + i;
DataRow_candle candle = candles[bar];
dt = candle.date;
if (i == 0)
{
//chart1.Series["Price"].Points.AddXY(dt, candle.high);
chart1.Series["Price"].Points.AddXY(1, candle.high);
chart1.Series["Buy"].Points.AddXY(1, candle.low * 0.9999);
//chart1.Series["Short"].Points.AddXY(1, candle.high * 1.0005);
//chart1.Series["Cover"].Points.AddXY(1, candle.low * 0.9999);
}
else
{
//int mn = dt.Hour * 60 + dt.Minute;
//int prev_mn = prev_dt.Hour * 60 + prev_dt.Minute;
//int delta_mn = mn - prev_mn;
//if (mn < prev_mn) delta_mn = delta_mn + 1440;
//double xval = chart1.Series["Price"].Points[i-1].XValue + delta_mn / 1440.0;
double xval = chart1.Series["Price"].Points[i - 1].XValue + 1;
chart1.Series["Price"].Points.AddXY(i, candle.high);
chart1.Series["Price"].Points[i].XValue = xval;
chart1.Series["Buy"].Points.AddXY(i, candle.low * 0.9999);
chart1.Series["Buy"].Points[i].XValue = xval;
//chart1.Series["Short"].Points.AddXY(i, candle.high * 1.0005);
//chart1.Series["Short"].Points[i].XValue = xval;
//chart1.Series["Cover"].Points.AddXY(i, candle.low * 0.9999);
//chart1.Series["Cover"].Points[i].XValue = xval;
}
chart1.Series["Price"].Points[i].YValues[1] = candle.low;
chart1.Series["Price"].Points[i].YValues[3] = candle.open;
chart1.Series["Price"].Points[i].YValues[2] = candle.close;
prev_dt = dt;
}
}
//--------------------------------------------------------------------------------
public DataRow_candle Add_Row(DateTime date, double open, double high, double low, double close, int volume)
{
DataRow_candle row = (DataRow_candle)NewRow();
object[] aValues = new object[]
{
date, open, high, low, close, volume
};
row.ItemArray = aValues;
Rows.Add(row);
return(row);
}
//================================================================================
public void LoadPoint(int index, DataRow_candle candle)
{
if (index <= 0)
{
return;
}
if (index >= chart1.Series["Price"].Points.Count)
{
return;
}
double xval = chart1.Series["Price"].Points[index - 1].XValue + 1;
chart1.Series["Price"].Points[index].XValue = xval;
chart1.Series["Price"].Points[index].YValues[0] = candle.high;
chart1.Series["Price"].Points[index].YValues[1] = candle.low;
chart1.Series["Price"].Points[index].YValues[3] = candle.open;
chart1.Series["Price"].Points[index].YValues[2] = candle.close;
chart1.Series["Buy"].Points[index].YValues[0] = candle.low * 0.9999;
//chart1.Series["Short"].Points[index].YValues[0] = candle.high * 1.0005;
//chart1.Series["Cover"].Points[index].YValues[0] = candle.low * 0.9999;
}
//--------------------------------------------------------------------------------
public void Remove_Row(DataRow_candle row)
{
Rows.Remove(row);
}
//--------------------------------------------------------------------------------
public void Add_Row(DataRow_candle row)
{
Rows.Add(row);
}