internal GraphicsPath GetPointerPath(GaugeGraphics g)
{
if (!Visible)
{
return(null);
}
GraphicsPath graphicsPath = new GraphicsPath();
float positionFromValue = GetScale().GetPositionFromValue(base.Position);
PointF absolutePoint = g.GetAbsolutePoint(GetScale().GetPivotPoint());
KnobStyleAttrib knobStyleAttrib = GetKnobStyleAttrib(g, absolutePoint, positionFromValue);
if (knobStyleAttrib.paths != null && knobStyleAttrib.paths[0] != null)
{
graphicsPath.AddPath(knobStyleAttrib.paths[0], connect: false);
}
return(graphicsPath);
}
internal KnobStyleAttrib GetKnobStyleAttrib(GaugeGraphics g, PointF pointOrigin, float angle)
{
KnobStyleAttrib knobStyleAttrib = new KnobStyleAttrib();
if (Image != "" && CapImage != "")
{
return(knobStyleAttrib);
}
float absoluteDimension = g.GetAbsoluteDimension(Width);
float num = CapWidth / 100f * absoluteDimension;
knobStyleAttrib.paths = new GraphicsPath[6];
knobStyleAttrib.brushes = new Brush[6];
if (Image == "")
{
knobStyleAttrib.paths[0] = GetKnobPath(g, absoluteDimension, absoluteDimension * 0.5f);
}
else
{
knobStyleAttrib.paths[0] = null;
}
if (CapVisible && CapImage == "")
{
if (CapShadowOffset != 0f)
{
knobStyleAttrib.paths[1] = new GraphicsPath();
knobStyleAttrib.paths[1].AddEllipse(0f - num + CapShadowOffset, 0f - num + CapShadowOffset, num * 2f, num * 2f);
using (Matrix matrix = new Matrix())
{
matrix.Translate(pointOrigin.X, pointOrigin.Y, MatrixOrder.Append);
knobStyleAttrib.paths[1].Transform(matrix);
}
}
knobStyleAttrib.paths[2] = new GraphicsPath();
knobStyleAttrib.paths[2].AddEllipse(0f - num, 0f - num, num * 2f, num * 2f);
}
else
{
if (CapShadowOffset == 0f)
{
knobStyleAttrib.paths[1] = null;
}
knobStyleAttrib.paths[2] = null;
}
float y = MarkerPosition / 100f * absoluteDimension * 2f;
float num2 = MarkerWidth / 100f * absoluteDimension * 2f;
float markerHeight = MarkerLength / 100f * absoluteDimension * 2f;
PointF point = new PointF(0f, y);
knobStyleAttrib.paths[3] = g.CreateMarker(point, num2, markerHeight, MarkerStyle);
using (Matrix matrix2 = new Matrix())
{
matrix2.RotateAt(180f, point, MatrixOrder.Append);
if (!MarkerRotateGradient)
{
matrix2.Rotate(angle, MatrixOrder.Append);
matrix2.Translate(pointOrigin.X, pointOrigin.Y, MatrixOrder.Append);
}
knobStyleAttrib.paths[3].Transform(matrix2);
}
if (Image == "" && knobStyleAttrib.paths[0] != null)
{
float angle2 = RotateGradient ? angle : 0f;
knobStyleAttrib.brushes[0] = GetFillBrush(g, knobStyleAttrib.paths[0], pointOrigin, angle2, FillColor, FillGradientType, FillGradientEndColor, FillHatchStyle);
}
else
{
knobStyleAttrib.brushes[0] = null;
}
if (CapVisible && CapImage == "")
{
if (CapShadowOffset != 0f)
{
knobStyleAttrib.brushes[1] = g.GetShadowBrush();
}
float angle3 = CapRotateGradient ? angle : 0f;
knobStyleAttrib.brushes[2] = GetFillBrush(g, knobStyleAttrib.paths[2], pointOrigin, angle3, CapFillColor, CapFillGradientType, CapFillGradientEndColor, CapFillHatchStyle);
}
else
{
if (CapShadowOffset == 0f)
{
knobStyleAttrib.brushes[1] = null;
}
knobStyleAttrib.brushes[2] = null;
}
float angle4 = MarkerRotateGradient ? angle : 0f;
PointF pointOrigin2 = pointOrigin;
if (!MarkerRotateGradient)
{
pointOrigin2 = new PointF(0f, 0f);
}
knobStyleAttrib.brushes[3] = g.GetMarkerBrush(knobStyleAttrib.paths[3], MarkerStyle, pointOrigin2, angle4, MarkerFillColor, MarkerFillGradientType, MarkerFillGradientEndColor, MarkerFillHatchStyle);
if (CapVisible && CapReflection && CapImage == "")
{
g.GetCircularEdgeReflection(knobStyleAttrib.paths[2].GetBounds(), 135f, 200, pointOrigin, out knobStyleAttrib.paths[4], out knobStyleAttrib.brushes[4]);
g.GetCircularEdgeReflection(knobStyleAttrib.paths[2].GetBounds(), 315f, 128, pointOrigin, out knobStyleAttrib.paths[5], out knobStyleAttrib.brushes[5]);
}
else
{
knobStyleAttrib.paths[4] = null;
knobStyleAttrib.paths[5] = null;
knobStyleAttrib.brushes[4] = null;
knobStyleAttrib.brushes[5] = null;
}
using (Matrix matrix3 = new Matrix())
{
matrix3.Rotate(angle, MatrixOrder.Append);
matrix3.Translate(pointOrigin.X, pointOrigin.Y, MatrixOrder.Append);
if (knobStyleAttrib.paths[0] != null)
{
knobStyleAttrib.paths[0].Transform(matrix3);
}
if (knobStyleAttrib.paths[2] != null)
{
knobStyleAttrib.paths[2].Transform(matrix3);
}
if (knobStyleAttrib.paths[3] != null)
{
if (MarkerRotateGradient)
{
knobStyleAttrib.paths[3].Transform(matrix3);
return(knobStyleAttrib);
}
return(knobStyleAttrib);
}
return(knobStyleAttrib);
}
}
internal override void Render(GaugeGraphics g)
{
if (Common == null || !Visible || GetScale() == null)
{
return;
}
g.StartHotRegion(this);
GetScale().SetDrawRegion(g);
if (Image != "" && CapImage != "")
{
DrawImage(g, primary: true, drawShadow: false);
DrawImage(g, primary: false, drawShadow: false);
SetAllHotRegions(g);
g.RestoreDrawRegion();
g.EndHotRegion();
return;
}
if (Image != "")
{
DrawImage(g, primary: true, drawShadow: false);
}
float positionFromValue = GetScale().GetPositionFromValue(base.Position);
PointF absolutePoint = g.GetAbsolutePoint(GetScale().GetPivotPoint());
Pen pen = new Pen(base.BorderColor, base.BorderWidth);
pen.DashStyle = g.GetPenStyle(base.BorderStyle);
if (pen.DashStyle != 0)
{
pen.Alignment = PenAlignment.Center;
}
KnobStyleAttrib knobStyleAttrib = GetKnobStyleAttrib(g, absolutePoint, positionFromValue);
try
{
if (knobStyleAttrib.paths != null)
{
for (int i = 0; i < knobStyleAttrib.paths.Length; i++)
{
if (knobStyleAttrib.brushes[i] != null && knobStyleAttrib.paths[i] != null)
{
g.FillPath(knobStyleAttrib.brushes[i], knobStyleAttrib.paths[i]);
}
}
if (base.BorderWidth > 0 && knobStyleAttrib.paths[0] != null)
{
g.DrawPath(pen, knobStyleAttrib.paths[0]);
}
if (knobStyleAttrib.paths[0] != null)
{
AddHotRegion((GraphicsPath)knobStyleAttrib.paths[0].Clone(), primary: true);
}
}
}
finally
{
knobStyleAttrib.Dispose();
}
if (CapImage != "")
{
DrawImage(g, primary: false, drawShadow: false);
}
SetAllHotRegions(g);
g.RestoreDrawRegion();
g.EndHotRegion();
}
