private void PaintOneLevel(Graphics canvas, Rectangle rectPaint, decimal Value, int index)
{
rectPaint = RectanglePaint.DeleteRight(rectPaint, new Rectangle(0, 0, this.PanelValues.WidthBorder, 0));
int Y1 = GraphicShape.GetCoordinate(rectPaint.Height, this.Max, this.Min, Value > 0 ? Value : 0);
int Y2 = GraphicShape.GetCoordinate(rectPaint.Height, this.Max, this.Min, Value < 0 ? Value : 0);
int bodyX = (int)(rectPaint.Width - this.WidthOneLevel * index);
int bodyY = rectPaint.Y + Y1;
int bodyWidth = this.WidthOneLevel - 2; //-2 чтобы свечки не слипались
int bodyHeight = Y2 - Y1;
//bodyHeight = bodyHeight - bodyY;
bodyHeight = bodyHeight == 0 ? bodyHeight + 1 : bodyHeight;
GraphicShape.PaintRectangle(canvas, bodyX, bodyY, bodyWidth, bodyHeight, Color.Black, Value < 0 ? Color.Red : Color.Green);
}
/// <summary> Рисует одну свечку </summary>
/// <param name="canvas"></param>
/// <param name="rectPaint"></param>
/// <param name="candleData"></param>
/// <param name="index"></param>
/// <param name="maxPrice"></param>
/// <param name="minPrice"></param>
private void PaintOneCandle(Graphics canvas, Rectangle rectPaint, CandleLib.CandleData candleData, int index, decimal maxPrice, decimal minPrice)
{
int tailY1 = GraphicShape.GetCoordinate(rectPaint.Height, maxPrice, minPrice, candleData.High);
int tailY2 = GraphicShape.GetCoordinate(rectPaint.Height, maxPrice, minPrice, candleData.Low);
int tailX1 = (int)((rectPaint.Width - this.WidthOneCandle * index) + this.WidthOneCandle / 2);
int bodyX = (int)(rectPaint.Width - this.WidthOneCandle * index);
int bodyY = GraphicShape.GetCoordinate(rectPaint.Height, maxPrice, minPrice, candleData.Open > candleData.Close ? candleData.Open : candleData.Close);
int bodyWidth = this.WidthOneCandle - MarginCandle; //- чтобы свечки не слипались
int bodyHeight = GraphicShape.GetCoordinate(rectPaint.Height, maxPrice, minPrice, candleData.Open < candleData.Close ? candleData.Open : candleData.Close);
bodyHeight = bodyHeight - bodyY;
bodyHeight = bodyHeight == 0 ? bodyHeight + 1 : bodyHeight;
GraphicShape.PaintLine(canvas, new Point(tailX1, tailY1), new Point(tailX1, tailY2), Color.Black, 2);
GraphicShape.PaintRectangle(canvas, bodyX, bodyY, bodyWidth, bodyHeight, Color.Black, candleData.Open > candleData.Close ? Color.LightCoral : Color.LightGreen);
if (OnPaintCandle != null)
{
OnPaintCandle(new DataCandle()
{
PaintRect = rectPaint,
Candle = candleData,
TailCoord = new TailCoord()
{
High = new Point(tailX1, tailY1), Low = new Point(tailX1, tailY2)
},
Body = new Rectangle()
{
X = bodyX, Y = bodyY, Width = bodyWidth, Height = bodyHeight
},
Index = index
});
}
}
