protected override void OnPaint(PaintEventArgs e)
{
Graphics g = e.Graphics;
// Caption bar
Data.GradientPaint(g, rectfCaption, LayoutColors.ColorCaptionBack, LayoutColors.DepthCaption);
g.DrawString(strChartTitle, Font, new SolidBrush(LayoutColors.ColorCaptionText), rectfCaption, stringFormatCaption);
// Border
g.DrawLine(penBorder, 1, captionHeight, 1, ClientSize.Height);
g.DrawLine(penBorder, ClientSize.Width - border + 1, captionHeight, ClientSize.Width - border + 1, ClientSize.Height);
g.DrawLine(penBorder, 0, ClientSize.Height - border + 1, ClientSize.Width, ClientSize.Height - border + 1);
// Paints the background by gradient
RectangleF rectField = new RectangleF(border, captionHeight, ClientSize.Width - 2 * border, ClientSize.Height - captionHeight - border);
Data.GradientPaint(g, rectField, LayoutColors.ColorChartBack, LayoutColors.DepthControl);
if (isNotPaint) return;
// Grid and Price labels
for (int label = minimum; label <= maximum; label += step)
{
int labelY = (int)(YBottom - (label - minimum) * YScale);
g.DrawString(label.ToString(), Font, brushFore, XRight, labelY - Font.Height / 2 - 1);
g.DrawLine(penGrid, XLeft, labelY, XRight, labelY);
}
// Price close
if (showPriceLine)
g.DrawLines(new Pen(LayoutColors.ColorChartGrid), apntClosePrice);
// Equity line
g.DrawLines(new Pen(LayoutColors.ColorChartEquityLine), apntEquity);
// Draw Long and Short balance
if (Configs.AdditionalStatistics)
{
g.DrawLines(new Pen(Color.Red), apntShortBalance);
g.DrawLines(new Pen(Color.Green), apntLongBalance);
}
// Out of Sample
if (isOOS && barOOS > 0)
{
g.DrawLine(new Pen(LayoutColors.ColorChartFore), XOOSBar, YTop, XOOSBar, YBottom);
Brush brushOOS = new Pen(LayoutColors.ColorChartFore).Brush;
g.DrawString("OOS", Font, brushOOS, XOOSBar, YBottom - Font.Height);
float OOSBarDateWidth = g.MeasureString(dataTimeBarOOS.ToShortDateString(), Font).Width;
g.DrawString(dataTimeBarOOS.ToShortDateString(), Font, brushOOS, XOOSBar - OOSBarDateWidth, YBottom - Font.Height);
}
// In case of Margin Call
if (marginCallBar > 0)
{
PointF[] apntfGreenBalance = new PointF[marginCallBar - firstBar];
for (int i = 0; i < apntfGreenBalance.Length; i++)
apntfGreenBalance[i] = apntBalance[i];
PointF[] apntfRedBalance = new PointF[bars - marginCallBar];
for (int i = 0; i < apntfRedBalance.Length; i++)
apntfRedBalance[i] = apntBalance[i + marginCallBar - firstBar];
if (apntfGreenBalance.Length > 1)
g.DrawLines(new Pen(LayoutColors.ColorChartBalanceLine), apntfGreenBalance);
g.DrawLines(new Pen(LayoutColors.ColorSignalRed), apntfRedBalance);
// Margin Call line
g.DrawLine(new Pen(LayoutColors.ColorChartCross), XMarginCallBar, YTop, XMarginCallBar, YBottom);
Brush brushBancrupcy = new Pen(LayoutColors.ColorChartBalanceLine).Brush;
float fMarginCallWidht = g.MeasureString(Language.T("Margin Call"), Font).Width;
if (XMarginCallBar < XRight - fMarginCallWidht)
g.DrawString(Language.T("Margin Call"), Font, brushFore, XMarginCallBar, YTop);
else if (XMarginCallBar > space + fMarginCallWidht)
g.DrawString(Language.T("Margin Call"), Font, brushFore, XMarginCallBar - fMarginCallWidht, YTop);
else
g.DrawString("MC", Font, brushFore, XMarginCallBar, YTop);
}
else
{ // Draw the balance line
g.DrawLines(new Pen(LayoutColors.ColorChartBalanceLine), apntBalance);
}
// Balance level
g.DrawLine(new Pen(LayoutColors.ColorChartCross), XLeft, YBalance, XRight - space + 1, YBalance);
// Scanning note
Font fontNote = new Font(Font.FontFamily, Font.Size - 1);
if (Data.Period != DataPeriods.min1 && Configs.Autoscan && !Data.IsIntrabarData)
g.DrawString(Language.T("Load intrabar data"), fontNote, Brushes.Red, XLeft, captionHeight - 2);
else if (Data.Period != DataPeriods.min1 && isScanPerformed)
g.DrawString(Language.T("Scanned") + modellingQuolity, fontNote, Brushes.LimeGreen, XLeft, captionHeight - 2);
// Scanned bars
if (isScanPerformed && !isHideScanningLine &&
(Data.IntraBars != null && Data.IsIntrabarData ||
Data.Period == DataPeriods.min1 && Data.IsTickData && Configs.UseTickData))
{
DataPeriods dataPeriod = Data.Period;
Color color = Data.PeriodColor[Data.Period];
int fromBar = firstBar;
for (int bar = firstBar; bar < bars; bar++)
{
if (Data.IntraBarsPeriods[bar] != dataPeriod || bar == bars - 1)
{
int xStart = (int)((fromBar - firstBar) * XScale) + XLeft;
int xEnd = (int)((bar - firstBar) * XScale) + XLeft;
fromBar = bar;
dataPeriod = Data.IntraBarsPeriods[bar];
Data.GradientPaint(g, new RectangleF(xStart, YBottom + 4, xEnd - xStart + 2, 5), color, 60);
color = Data.PeriodColor[Data.IntraBarsPeriods[bar]];
}
}
// Tick Data
if (Data.IsTickData && Configs.UseTickData)
{
int firstBarWithTicks = -1;
int lastBarWithTicks = -1;
for (int b = 0; b < bars; b++)
{
if (firstBarWithTicks == -1 && Data.TickData[b] != null)
firstBarWithTicks = b;
if (Data.TickData[b] != null)
lastBarWithTicks = b;
}
int xStart = (int)((firstBarWithTicks - firstBar) * XScale) + XLeft;
int xEnd = (int)((lastBarWithTicks - firstBar) * XScale) + XLeft;
Data.GradientPaint(g, new RectangleF(xStart, YBottom + 4, xEnd - xStart + 2, 5), color, 60);
RectangleF rectf = new RectangleF(xStart, YBottom + 4, xEnd - xStart + 2, 5);
Data.GradientPaint(g, rectf, Data.PeriodColor[DataPeriods.min1], 60);
rectf = new RectangleF(xStart, YBottom + 6, xEnd - xStart + 2, 1);
Data.GradientPaint(g, rectf, Data.PeriodColor[DataPeriods.day], 60);
}
// Vertical coordinate axes
g.DrawLine(new Pen(LayoutColors.ColorChartFore), XLeft - 1, YBottom, XLeft - 1, YBottom + 9);
}
// Coordinate axes
g.DrawLine(new Pen(LayoutColors.ColorChartFore), XLeft - 1, YTop - space, XLeft - 1, YBottom + 1);
g.DrawLine(new Pen(LayoutColors.ColorChartFore), XLeft - 1, YBottom + 1, XRight, YBottom + 1);
// Balance label
Size szBalance = new Size(labelWidth + space, Font.Height + 2);
Point point = new Point(XRight - space + 2, (int)(YBalance - Font.Height / 2 - 1));
Rectangle rec = new Rectangle(point, szBalance);
g.FillRectangle(new SolidBrush(LayoutColors.ColorLabelBack), rec);
g.DrawRectangle(new Pen(LayoutColors.ColorChartCross), rec);
g.DrawString((Math.Round(balance)).ToString(), Font, new SolidBrush(LayoutColors.ColorLabelText), rec, stringFormatCaption);
return;
}
