private void ListViewSecurity_SelectedIndexChanged(object sender, EventArgs e)
{
Point cursorPoint = this.ListViewSecurity.PointToClient(Cursor.Position);
ListViewItem listViewItem = this.ListViewSecurity.GetItemAt(cursorPoint.X, cursorPoint.Y);
if (listViewItem == null)
{
return;
}
else
{
this.ListViewPrice.VirtualListSize = 0;
this.ListViewPrice.Items.Clear();
}
IntPtr hSecurity = IntPtr.Zero;
if (m_SecurityDictionary.TryGetValue(listViewItem, out hSecurity) == false)
{
return;
}
int iErr = MSFL.MSFL1_LockSecurity(hSecurity, MSFL.MSFL_LOCK_PREV_WRITE_LOCK);
if (iErr != (int)MSFL.MSFL_ERR.MSFL_NO_ERR)
{
return;
}
ushort wPriceRecCount = 0;
iErr = MSFL.MSFL1_GetDataRecordCount(hSecurity, ref wPriceRecCount);
if (iErr != (int)MSFL.MSFL_ERR.MSFL_NO_ERR)
{
return;
}
if (wPriceRecCount > 0)
{
iErr = MSFL.MSFL1_SeekBeginData(hSecurity);
if (iErr != (int)MSFL.MSFL_ERR.MSFL_NO_ERR)
{
return;
}
MSFL.DateTime sDateTime = new MSFL.DateTime();
MSFL.MSFLPriceRecord[] pPriceRec = new MSFL.MSFLPriceRecord[wPriceRecCount];
iErr = MSFL.MSFL2_ReadMultipleRecs(hSecurity, pPriceRec, ref sDateTime, ref wPriceRecCount, (int)MSFL.MSFL_FIND.MSFL_FIND_USE_CURRENT_POS);
if (iErr != (int)MSFL.MSFL_ERR.MSFL_NO_ERR)
{
return;
}
// Unlock the security (we're done using it)
iErr = MSFL.MSFL1_UnlockSecurity(hSecurity);
// numbers for summing price info
float fOpenSum = 0.0f, fHighSum = 0.0f, fLowSum = 0.0f, fCloseSum = 0.0f, fVolumeSum = 0.0f, fOpenIntSum = 0.0f;
List <ListViewItem> listViewItemList = new List <ListViewItem>(2048);
StringBuilder szBuf = new StringBuilder(MSFL.MSFL_MAX_NAME_LENGTH + 1);
for (int iIndex = 0; iIndex < pPriceRec.Length; iIndex++)
{
MSFL.MSFLPriceRecord msflPriceRecord = pPriceRec[iIndex];
listViewItem = new ListViewItem();
if ((msflPriceRecord.wDataAvailable & MSFL.MSFL_DATA_DATE) == MSFL.MSFL_DATA_DATE)
{
MSFL.MSFL1_FormatDate(szBuf, (ushort)szBuf.Capacity, msflPriceRecord.lDate);
listViewItem.Text = szBuf.ToString();
}
else
{
listViewItem.Text = "N/A";
}
ListViewItem.ListViewSubItem subListViewItem1 = new ListViewItem.ListViewSubItem();
if ((msflPriceRecord.wDataAvailable & MSFL.MSFL_DATA_TIME) == MSFL.MSFL_DATA_TIME)
{
MSFL.MSFL1_FormatTime(szBuf, (ushort)szBuf.Capacity, msflPriceRecord.lTime, true);
subListViewItem1.Text = szBuf.ToString();
}
else
{
subListViewItem1.Text = "N/A";
}
ListViewItem.ListViewSubItem subListViewItem2 = new ListViewItem.ListViewSubItem();
if ((msflPriceRecord.wDataAvailable & MSFL.MSFL_DATA_OPEN) == MSFL.MSFL_DATA_OPEN)
{
fOpenSum += msflPriceRecord.fOpen;
subListViewItem2.Text = msflPriceRecord.fOpen.ToString("0.00", CultureInfo.InvariantCulture);
}
else
{
subListViewItem2.Text = "N/A";
}
ListViewItem.ListViewSubItem subListViewItem3 = new ListViewItem.ListViewSubItem();
if ((msflPriceRecord.wDataAvailable & MSFL.MSFL_DATA_HIGH) == MSFL.MSFL_DATA_HIGH)
{
fHighSum += msflPriceRecord.fHigh;
subListViewItem3.Text = msflPriceRecord.fHigh.ToString("0.00", CultureInfo.InvariantCulture);
}
else
{
subListViewItem3.Text = "N/A";
}
ListViewItem.ListViewSubItem subListViewItem4 = new ListViewItem.ListViewSubItem();
if ((msflPriceRecord.wDataAvailable & MSFL.MSFL_DATA_LOW) == MSFL.MSFL_DATA_LOW)
{
fLowSum += msflPriceRecord.fLow;
subListViewItem4.Text = msflPriceRecord.fLow.ToString("0.00", CultureInfo.InvariantCulture);
}
else
{
subListViewItem4.Text = "N/A";
}
ListViewItem.ListViewSubItem subListViewItem5 = new ListViewItem.ListViewSubItem();
if ((msflPriceRecord.wDataAvailable & MSFL.MSFL_DATA_CLOSE) == MSFL.MSFL_DATA_CLOSE)
{
fCloseSum += msflPriceRecord.fClose;
subListViewItem5.Text = msflPriceRecord.fClose.ToString("0.00", CultureInfo.InvariantCulture);
}
else
{
subListViewItem5.Text = "N/A";
}
ListViewItem.ListViewSubItem subListViewItem6 = new ListViewItem.ListViewSubItem();
if ((msflPriceRecord.wDataAvailable & MSFL.MSFL_DATA_VOLUME) == MSFL.MSFL_DATA_VOLUME)
{
fVolumeSum += msflPriceRecord.fVolume;
subListViewItem6.Text = msflPriceRecord.fVolume.ToString("0.", CultureInfo.InvariantCulture);
}
else
{
subListViewItem6.Text = "N/A";
}
ListViewItem.ListViewSubItem subListViewItem7 = new ListViewItem.ListViewSubItem();
if ((msflPriceRecord.wDataAvailable & MSFL.MSFL_DATA_OPENINT) == MSFL.MSFL_DATA_OPENINT)
{
fOpenIntSum += msflPriceRecord.fOpenInt;
subListViewItem7.Text = msflPriceRecord.fOpenInt.ToString("0.00", CultureInfo.InvariantCulture);
}
else
{
subListViewItem7.Text = "N/A";
}
listViewItem.SubItems.Add(subListViewItem1);
listViewItem.SubItems.Add(subListViewItem2);
listViewItem.SubItems.Add(subListViewItem3);
listViewItem.SubItems.Add(subListViewItem4);
listViewItem.SubItems.Add(subListViewItem5);
listViewItem.SubItems.Add(subListViewItem6);
listViewItem.SubItems.Add(subListViewItem7);
//this.ListViewPrice.Items.Add( listViewItem );
listViewItemList.Add(listViewItem);
}
m_PriceArray = listViewItemList.ToArray();
this.ListViewPrice.VirtualListSize = m_PriceArray.Length;
}
}
private void FillData()
{
StringBuilder szBuf = new StringBuilder(MSFL.MSFL_MAX_NAME_LENGTH + 1);
// The number of days for stock data
int period = m_PriceRecordArray.Length > 60 ? 60 : m_PriceRecordArray.Length;
// numbers for summing price info
double fHigh = 0.0f, fLow = 0.0f;
double fVolumeHigh = 0.0f, fVolumeLow = 0.0f;
for (int iIndex = 0; iIndex < period; iIndex++)
{
MSFL.MSFLPriceRecord msflPriceRecord = m_PriceRecordArray[iIndex];
// The first High value
double high = Math.Round(msflPriceRecord.fHigh, 2);
if (high > fHigh)
{
fHigh = high;
}
// The first Close value
double close = Math.Round(msflPriceRecord.fClose, 2);
// The first Low value
double low = Math.Round(msflPriceRecord.fLow, 2);
if (fLow == 0.0f)
{
fLow = low;
}
else if (low < fLow)
{
fLow = low;
}
// The first Open value
double open = Math.Round(msflPriceRecord.fOpen, 2);
// The first Volume value
double volume = Math.Truncate(msflPriceRecord.fVolume);
if (volume > fVolumeHigh)
{
fVolumeHigh = volume;
}
if (volume == 0.0f)
{
fVolumeLow = volume;
}
else if (volume < fVolumeLow)
{
fVolumeLow = volume;
}
// Set data points values
MSFL.MSFL1_FormatDate(szBuf, (ushort)szBuf.Capacity, msflPriceRecord.lDate);
DateTime dateTime = DateTime.Parse(szBuf.ToString());
chart1.Series["PriceSeries"].Points.AddXY(dateTime, high);
//chart1.Series["PriceSeries"].Points[iIndex].XValue = dateTime;
if ((iIndex % 7) == 0)
{
chart1.Series["CurveAtPriceSeries"].Points.AddXY(dateTime, high);
}
double isUpOrDown = open <= close ? UP : DOWN;
chart1.Series["PriceSeries"].Points[iIndex].YValues[1] = low;
chart1.Series["PriceSeries"].Points[iIndex].YValues[2] = isUpOrDown == UP ? open : close; // open
chart1.Series["PriceSeries"].Points[iIndex].YValues[3] = isUpOrDown == UP ? close : open; // close
//chart1.Series["PriceSeries"].Points[iIndex].YValues[4] = isUpOrDown;
if (isUpOrDown == UP)
{
chart1.Series["PriceSeries"].Points[iIndex].Color = Color.Green;
chart1.Series["PriceSeries"].Points[iIndex].BackGradientEndColor = Color.White;
chart1.Series["PriceSeries"].Points[iIndex].BackGradientType = GradientType.VerticalCenter;
chart1.Series["PriceSeries"].Points[iIndex].BorderWidth = 1;
chart1.Series["PriceSeries"].Points[iIndex].BorderColor = Color.Green;
chart1.Series["PriceSeries"].Points[iIndex].BorderStyle = ChartDashStyle.Solid;
}
else
{
chart1.Series["PriceSeries"].Points[iIndex].Color = Color.Red;
chart1.Series["PriceSeries"].Points[iIndex].BackGradientEndColor = Color.White;
chart1.Series["PriceSeries"].Points[iIndex].BackGradientType = GradientType.VerticalCenter;
chart1.Series["PriceSeries"].Points[iIndex].BorderWidth = 1;
chart1.Series["PriceSeries"].Points[iIndex].BorderColor = Color.Red;
chart1.Series["PriceSeries"].Points[iIndex].BorderStyle = ChartDashStyle.Solid;
}
// Set volume values
chart1.Series["VolumeSeries"].Points.AddXY(dateTime, volume);
if (isUpOrDown == UP)
{
chart1.Series["VolumeSeries"].Points[iIndex].Color = Color.Green;
chart1.Series["VolumeSeries"].Points[iIndex].BackGradientEndColor = Color.White;
chart1.Series["VolumeSeries"].Points[iIndex].BackGradientType = GradientType.VerticalCenter;
chart1.Series["VolumeSeries"].Points[iIndex].BorderColor = Color.Green;
}
else
{
chart1.Series["VolumeSeries"].Points[iIndex].Color = Color.Red;
chart1.Series["VolumeSeries"].Points[iIndex].BackGradientEndColor = Color.White;
chart1.Series["VolumeSeries"].Points[iIndex].BackGradientType = GradientType.VerticalCenter;
chart1.Series["VolumeSeries"].Points[iIndex].BorderColor = Color.Red;
}
}
double fSun = fHigh - fLow;
chart1.ChartAreas["PriceArea"].AxisY.Interval = fSun / 10;
//fSun = fVolumeHigh - fVolumeLow;
//chart1.ChartAreas["VolumeArea"].AxisY2.Interval = Math.Truncate( fSun ) / 5;
}
