/// <summary> Вызываем событие активной свечки </summary>
/// <param name="candle"></param>
public void MoveVerticalActiveCandle(Candles.DataCandle candle)
{
if (!this.OnMoveVerticalCandle.IsNull())
{
this.OnMoveVerticalCandle(candle);
}
}
/// <summary>Отрисовка перекрестья</summary>
/// <param name="coord"></param>
void PaintCrossLines(Point coord, Candles.DataCandle candle)
{
if (candle.IsNull())
{
return;
}
string d = candle.Candle.Time.Day.ToString();
string m = candle.Candle.Time.Month.ToString();
string y = candle.Candle.Time.Year.ToString();
string min = candle.Candle.Time.Minute.ToString();
string hour = candle.Candle.Time.Hour.ToString();
string time = (d.Length < 2 ? '0' + d : d) + "." + (m.Length < 2 ? '0' + m : m) + "." + y + " " +
(hour.Length < 2 ? '0' + hour : hour) + ":" + (min.Length < 2 ? '0' + min : min) + " (" + candle.Description + ")";
//GraphicShape.PaintLine(this.Canvas, new Point(coord.X, 0), new Point(coord.X, 1000), Color.Black);
decimal priceY = GraphicShape.GetValueFromCoordinate(this.RectAllTop.Height, this.MaxPrice, this.MinPrice, coord.Y, this.PanelPrices.CountFloat);
GraphicShape.PaintVLine(this.Canvas, this.RectAllTop, time, new Point(coord.X, 0), new Point(coord.X, this.RectAllTop.Height), Color.Black);
GraphicShape.PaintHLine(this.Canvas, this.RectAllTop, priceY, this.MaxPrice, this.MinPrice, Color.Black);
}
/// <summary> Рисует объемы по активной свечке </summary>
private void PaintHorVolByCandle(Graphics canvas, Candles.DataCandle activeCandle, Point crossLines)
{
if (activeCandle.Candle.HorVolumes.HVolCollection.Count == 0)
{
return;
}
Rectangle rectPaint = new Rectangle();
rectPaint.X = activeCandle.TailCoord.High.X + 1;
rectPaint.Width = 30 * 2;
rectPaint.Y = activeCandle.TailCoord.High.Y;
rectPaint.Height = activeCandle.TailCoord.Low.Y - rectPaint.Y;
long MaxVol = activeCandle.Candle.HorVolumes.HVolCollection.CollectionArray.Max(e => e.VolBuy + e.VolSell);
long MinVol = 0;
SolidBrush solidBrush = new SolidBrush(Color.LightGray);
canvas.FillRectangle(solidBrush, rectPaint);
activeCandle.Candle.HorVolumes.HVolCollection.CollectionArray.ForEach <MarketObject.ChartVol>((hv) =>
{
int y = GraphicShape.GetCoordinate(this.RectAllTop.Height, this.MaxPrice, this.MinPrice, hv.Price);
int x2 = (int)GraphicShape.GetCoordinate(rectPaint.Width, MaxVol, MinVol, hv.VolBuy + hv.VolSell);
var p1 = new Point(rectPaint.X, y);
var p2 = new Point(rectPaint.X + rectPaint.Width - x2, y);
if (hv.VolBuy + hv.VolSell == MaxVol)
{
GraphicShape.PaintText(canvas, MaxVol.ToString(), activeCandle.TailCoord.High.X, activeCandle.TailCoord.High.Y - 11, Color.Blue);
}
if (crossLines.Y + 5 > y && crossLines.Y - 5 < y)
{
decimal priceY = GraphicShape.GetValueFromCoordinate(this.RectAllTop.Height, this.MaxPrice, this.MinPrice, crossLines.Y, this.PanelPrices.CountFloat);
if (hv.Price == priceY)
{
activeCandle.Description = (hv.VolBuy + hv.VolSell).ToString();
}
}
GraphicShape.PaintLine(canvas, p1, p2, Color.Blue, 2);
});
}
/// <summary> Инициализируем внутренние события </summary>
private void InitEvents()
{
//Перед отриосвкой свечей
PanelCandels.OnBeforePaintCandle += (emptyCandle) =>
{
this.ActiveCandle = null;
};
//Отрисовка одной свечи
PanelCandels.OnPaintCandle += (candle) =>
{
if (candle.Body.X <= this.CrossLine.X && candle.Body.X + candle.Body.Width >= this.CrossLine.X)
{
this.ActiveCandle = candle;
}
if (candle.Index == this.CountCandleShowHVol)
{
Point p1 = new Point()
{
X = candle.Body.X, Y = candle.PaintRect.Y
};
Point p2 = new Point()
{
X = candle.Body.X, Y = candle.PaintRect.Y + candle.PaintRect.Height
};
GraphicShape.PaintVLine(this.Canvas, candle.PaintRect, candle.Index.ToString(), p1, p2, Color.Blue, 2);
}
};
//Отрисовка свечей завершена
PanelCandels.OnPaintedCandles += () =>
{
if (!this.ActiveCandle.IsNull())
{
this.PaintHorVolByCandle(this.Canvas, ActiveCandle, this.CrossLine);
this.PanelCandels.MoveVerticalActiveCandle(this.ActiveCandle);
}
this.PaintCrossLines(this.CrossLine, ActiveCandle);
};
}
