private void Draw(PaintArgs p, Pen pen, PlotDataCursorDisplayCollection displays)
{
if (this.HitRegion != null)
{
this.HitRegion.Dispose();
this.HitRegion = null;
}
if (this.Visible && this.DataCursor != null && this.XAxis != null && this.YAxis != null)
{
bool swap = this.Style == PlotAxisReference.YAxis ^ this.DataCursor.XYSwapped;
PlotAxis axisPosition = this.AxisPosition;
PlotAxis axisRange = this.AxisRange;
int positionPixels = this.PositionPixels;
int dataViewPixelsMin = axisRange.DataViewPixelsMin;
int dataViewPixelsMax = axisRange.DataViewPixelsMax;
this.m_PositionArray.Clear();
this.m_PositionArray.Add(dataViewPixelsMin);
this.m_PositionArray.Add(dataViewPixelsMax);
if (this.DataCursor.WindowShowing)
{
foreach (PlotDataCursorDisplay display in displays)
{
if (!display.DisableWindow)
{
if (this.Style == PlotAxisReference.XAxis)
{
this.m_PositionArray.Add(this.AxisRange.PercentToPixels(display.YPosition) - this.DataCursor.Window.Size);
this.m_PositionArray.Add(this.AxisRange.PercentToPixels(display.YPosition) + this.DataCursor.Window.Size);
}
else
{
this.m_PositionArray.Add(this.AxisRange.PercentToPixels(display.XPosition) - this.DataCursor.Window.Size);
this.m_PositionArray.Add(this.AxisRange.PercentToPixels(display.XPosition) + this.DataCursor.Window.Size);
}
}
}
}
this.m_PositionArray.Sort();
for (int i = 0; i < this.m_PositionArray.Count; i += 2)
{
Point pt = iDraw.Point(swap, positionPixels, (int)this.m_PositionArray[i]);
Point pt2 = iDraw.Point(swap, positionPixels, (int)this.m_PositionArray[i + 1]);
p.Graphics.DrawLine(pen, pt, pt2);
}
Rectangle b = iRectangle.FromLTRB(swap, positionPixels, dataViewPixelsMin, positionPixels, dataViewPixelsMax);
b.Inflate(this.DataCursor.HitRegionSize, this.DataCursor.HitRegionSize);
GraphicsPath graphicsPath = new GraphicsPath();
graphicsPath.AddRectangle(Rectangle.Intersect(this.DataCursor.BoundsClip, b));
this.HitRegion = new Region(graphicsPath);
this.m_PositionPixels = positionPixels;
}
}
protected override void CreateObjects()
{
base.CreateObjects();
this.m_Line = new PlotPen();
base.AddSubClass(this.Line);
this.I_Line = this.Line;
this.m_Hint = new PlotDataCursorHint(this);
base.AddSubClass(this.Hint);
this.I_Hint = this.Hint;
this.m_Window = new PlotDataCursorWindow(this);
base.AddSubClass(this.Window);
this.I_Window = this.Window;
this.m_Pointer1 = new PlotDataCursorPointer(this);
base.AddSubClass(this.Pointer1);
this.I_Pointer1 = this.Pointer1;
this.m_Pointer2 = new PlotDataCursorPointer(this);
base.AddSubClass(this.Pointer2);
this.I_Pointer2 = this.Pointer2;
this.m_Displays = new PlotDataCursorDisplayCollection();
((ISubClassBase)this.Line).ColorAmbientSource = AmbientColorSouce.Color;
this.m_Pointer1.PropertyChanged += this.m_Pointer_PropertyChanged;
this.m_Pointer2.PropertyChanged += this.m_Pointer_PropertyChanged;
}
void IPlotDataCursorPointer.Draw(PaintArgs p, Pen pen, PlotDataCursorDisplayCollection displays)
{
this.Draw(p, pen, displays);
}
