private void DrawCellDrag(PaintEventArgs e)
{
if (DraggingCell != null)
{
var text = "";
int offsetX = 0;
int offsetY = 0;
if (QueryItemText != null)
{
QueryItemText(DraggingCell.RowIndex.Value, DraggingCell.Column, out text, ref offsetX, ref offsetY);
}
Color bgColor = _backColor;
if (QueryItemBkColor != null)
{
QueryItemBkColor(DraggingCell.RowIndex.Value, DraggingCell.Column, ref bgColor);
}
int x1 = _currentX.Value - (DraggingCell.Column.Width.Value / 2);
int y1 = _currentY.Value - (CellHeight / 2);
int x2 = x1 + DraggingCell.Column.Width.Value;
int y2 = y1 + CellHeight;
Gdi.SetBrush(bgColor);
Gdi.FillRectangle(x1, y1, x2 - x1, y2 - y1);
Gdi.PrepDrawString(NormalFont, _foreColor);
Gdi.DrawString(text, new Point(x1 + CellWidthPadding + offsetX, y1 + CellHeightPadding + offsetY));
}
}
private void DrawColumnText(PaintEventArgs e, List <RollColumn> visibleColumns)
{
if (HorizontalOrientation)
{
int start = -VBar.Value;
Gdi.PrepDrawString(RotatedFont, _foreColor);
foreach (var column in visibleColumns)
{
var point = new Point(CellWidthPadding, start + CellHeightPadding);
if (IsHoveringOnColumnCell && column == CurrentCell.Column)
{
Gdi.PrepDrawString(NormalFont, SystemColors.HighlightText);
Gdi.DrawString(column.Text, point);
Gdi.PrepDrawString(NormalFont, _foreColor);
}
else
{
Gdi.DrawString(column.Text, point);
}
start += CellHeight;
}
}
else
{
//zeromus test
//Gdi.PrepDrawString(NormalFont, _foreColor);
Gdi.PrepDrawString(RotatedFont, _foreColor);
foreach (var column in visibleColumns)
{
var point = new Point(column.Left.Value + 2 * CellWidthPadding - HBar.Value, CellHeightPadding); // TODO: fix this CellPadding issue (2 * CellPadding vs just CellPadding)
if (IsHoveringOnColumnCell && column == CurrentCell.Column)
{
//zeromus test
//Gdi.PrepDrawString(NormalFont, SystemColors.HighlightText);
Gdi.PrepDrawString(RotatedFont, SystemColors.HighlightText);
Gdi.DrawString(column.Text, point);
//zeromus test
//Gdi.PrepDrawString(NormalFont, _foreColor);
Gdi.PrepDrawString(RotatedFont, _foreColor);
}
else
{
Gdi.DrawString(column.Text, point);
}
}
}
}
private void DrawTitle(Rectangle rectangle, ChartProperty property)
{
IQuote cQuote = __cBars.Quotes;
IInstrumentSettings cSettings = __cBars.Info;
InstrumentDataRequest cRequest = __cBars.Request;
Resolution cResolution = cRequest.Resolution;
string sTitle = string.Format("{0} {1} ({2}{3}) #{4} {5}", (cQuote == null) ? cRequest.Symbol : cQuote.SymbolId, (cQuote == null) ? cSettings.ASymbolInfo2.SymbolName : cQuote.SymbolName, cResolution.Size, cResolution.Type.ToString(), cSettings.Category.ToString(), cRequest.Exchange);
IntPtr cOldFont = __cGDI.SelectFont(property.TitleFont);
__cGDI.DrawString(sTitle, property.ForeColor, 5, rectangle.Top + 2);
__cGDI.RemoveObject(__cGDI.SelectFont(cOldFont));
}
private void DrawTradeInfo(ITrade trade, AxisX axisX, ChartProperty property, IntPtr font, Rectangle4 layerRect, int top)
{
ITradeOrder cEntry = trade.EntryOrder;
Point cPoint1 = new Point(axisX.ConvertBarNumberToWidth(cEntry.BarNumber).CenterPoint, top + this.AxisY.ConvertValueToHeight(cEntry.Price));
__cGDI.DrawString("▸", property.TradeSymbolColor, cPoint1.X - 7, cPoint1.Y - 7);
DrawTradeName(cEntry.Name, font, property.ForeColor, cPoint1, true);
ITradeOrder cExit = trade.ExitOrder;
if (cExit != null)
{
Point cPoint2 = new Point(axisX.ConvertBarNumberToWidth(cExit.BarNumber).CenterPoint, top + this.AxisY.ConvertValueToHeight(cExit.Price));
__cGDI.DrawString("◂", property.TradeSymbolColor, cPoint2.X + 1, cPoint2.Y - 7);
DrawTradeName(cExit.Name, font, property.ForeColor, cPoint2, false);
if (Boundary.BoundFix(ref cPoint1, ref cPoint2, layerRect))
{
__cGDI.DrawLine(cPoint1.X, cPoint1.Y, cPoint2.X, cPoint2.Y);
}
}
}
private void DrawColumnDrag(PaintEventArgs e)
{
if (_columnDown != null && _currentX.HasValue && _currentY.HasValue && IsHoveringOnColumnCell)
{
int x1 = _currentX.Value - (_columnDown.Width.Value / 2);
int y1 = _currentY.Value - (CellHeight / 2);
int x2 = x1 + _columnDown.Width.Value;
int y2 = y1 + CellHeight;
Gdi.SetSolidPen(_backColor);
Gdi.DrawRectangle(x1, y1, x2, y2);
Gdi.PrepDrawString(NormalFont, _foreColor);
Gdi.DrawString(_columnDown.Text, new Point(x1 + CellWidthPadding, y1 + CellHeightPadding));
}
}
private void DrawData(PaintEventArgs e, List <RollColumn> visibleColumns)
{
if (QueryItemText != null)
{
if (HorizontalOrientation)
{
int startRow = FirstVisibleRow;
int range = Math.Min(LastVisibleRow, RowCount - 1) - startRow + 1;
Gdi.PrepDrawString(NormalFont, _foreColor);
for (int i = 0, f = 0; f < range; i++, f++)
{
f += lagFrames[i];
int LastVisible = LastVisibleColumnIndex;
for (int j = FirstVisibleColumn; j <= LastVisible; j++)
{
Bitmap image = null;
int x = 0;
int y = 0;
int bitmapOffsetX = 0;
int bitmapOffsetY = 0;
if (QueryItemIcon != null)
{
QueryItemIcon(f + startRow, visibleColumns[j], ref image, ref bitmapOffsetX, ref bitmapOffsetY);
}
if (image != null)
{
x = RowsToPixels(i) + CellWidthPadding + bitmapOffsetX;
y = (j * CellHeight) + (CellHeightPadding * 2) + bitmapOffsetY;
Gdi.DrawBitmap(image, new Point(x, y), true);
}
string text;
int strOffsetX = 0;
int strOffsetY = 0;
QueryItemText(f + startRow, visibleColumns[j], out text, ref strOffsetX, ref strOffsetY);
// Center Text
x = RowsToPixels(i) + (CellWidth - text.Length * _charSize.Width) / 2;
y = (j * CellHeight) + CellHeightPadding - VBar.Value;
var point = new Point(x + strOffsetX, y + strOffsetY);
var rePrep = false;
if (j == 1)
{
if (SelectedItems.Contains(new Cell {
Column = visibleColumns[j], RowIndex = i + startRow
}))
{
Gdi.PrepDrawString(RotatedFont, SystemColors.HighlightText);
rePrep = true;
}
else if (j == 1)
{
//1. not sure about this; 2. repreps may be excess, but if we render one column at a time, we do need to change back after rendering the header
rePrep = true;
Gdi.PrepDrawString(RotatedFont, _foreColor);
}
}
if (!string.IsNullOrWhiteSpace(text))
{
Gdi.DrawString(text, point);
}
if (rePrep)
{
Gdi.PrepDrawString(NormalFont, _foreColor);
}
}
}
}
else
{
int startRow = FirstVisibleRow;
int range = Math.Min(LastVisibleRow, RowCount - 1) - startRow + 1;
Gdi.PrepDrawString(NormalFont, _foreColor);
int xPadding = CellWidthPadding + 1 - HBar.Value;
for (int i = 0, f = 0; f < range; i++, f++) // Vertical
{
f += lagFrames[i];
int LastVisible = LastVisibleColumnIndex;
for (int j = FirstVisibleColumn; j <= LastVisible; j++) // Horizontal
{
RollColumn col = visibleColumns[j];
string text;
int strOffsetX = 0;
int strOffsetY = 0;
Point point = new Point(col.Left.Value + xPadding, RowsToPixels(i) + CellHeightPadding);
Bitmap image = null;
int bitmapOffsetX = 0;
int bitmapOffsetY = 0;
if (QueryItemIcon != null)
{
QueryItemIcon(f + startRow, visibleColumns[j], ref image, ref bitmapOffsetX, ref bitmapOffsetY);
}
if (image != null)
{
Gdi.DrawBitmap(image, new Point(point.X + bitmapOffsetX, point.Y + bitmapOffsetY + CellHeightPadding), true);
}
QueryItemText(f + startRow, visibleColumns[j], out text, ref strOffsetX, ref strOffsetY);
bool rePrep = false;
if (SelectedItems.Contains(new Cell {
Column = visibleColumns[j], RowIndex = f + startRow
}))
{
Gdi.PrepDrawString(NormalFont, SystemColors.HighlightText);
rePrep = true;
}
if (!string.IsNullOrWhiteSpace(text))
{
Gdi.DrawString(text, new Point(point.X + strOffsetX, point.Y + strOffsetY));
}
if (rePrep)
{
Gdi.PrepDrawString(NormalFont, _foreColor);
}
}
}
}
}
}
private void DrawTextObject(Layer layer, TextObject textObject, ChartProperty property, bool useROP)
{
AxisX cAxisX = layer.AxisX;
AxisY cAxisY = layer.AxisY;
Rectangle cRectY = cAxisY.AxisRectangle;
int iOldBackground = 0;
IntPtr iOldFont = IntPtr.Zero;
bool bUseBG = textObject.BGColor != property.BackgroundColor;
bool bUseFont = textObject.FontName != property.TextFont.Name || textObject.Size != property.TextFont.Size;
if (bUseBG)
{
iOldBackground = __cGDI.SelectBackground(textObject.BGColor);
}
else
{
iOldBackground = __cGDI.SelectTransparent();
}
if (bUseFont)
{
iOldFont = __cGDI.SelectFont(new Font(textObject.FontName, textObject.Size, textObject.Style));
}
int iX = 0, iY = 0;
ChartPoint cPoint = textObject.Location;
bool bAbsolute = textObject.AbsolutePosition;
if (bAbsolute)
{
iY = cRectY.Y + (int)cPoint.Price;
iX = cPoint.BarNumber.Value;
}
else
{
iY = cRectY.Y + cAxisY.ConvertValueToHeight(cPoint.Price) + 1;
AxisXUnit cUnit = cAxisX.ConvertBarNumberToWidth(cPoint.BarNumber.Value);
Size cSize = __cGDI.MeasureString(textObject.Text);
iY = CalculateYFromStyle(iY, cSize, textObject.VStyle);
iX = CalculateXFromStyle(cUnit.CenterPoint, cSize, textObject.HStyle);
}
Rectangle cLayerRect = layer.LayerRectangleWithoutAxisY;
if (useROP || bAbsolute)
{
__cGDI.BeginRopDraw();
__cGDI.DrawRopString(textObject.Text, textObject.Color, iX, iY);
__cGDI.EndRopDraw();
}
else
{
__cGDI.DrawString(textObject.Text, textObject.Color, iX, iY);
}
if (bUseFont)
{
__cGDI.RemoveObject(__cGDI.SelectFont(iOldFont));
}
if (bUseBG)
{
__cGDI.SelectBackground(iOldBackground);
}
else
{
__cGDI.ClearTransparent(iOldBackground);
}
}
