public GraphicsPath GetPointerPath(GaugeGraphics g)
{
if (!this.Visible)
{
return(null);
}
GraphicsPath graphicsPath = new GraphicsPath();
ScaleBase scale = this.GetScale();
scale.GetPositionFromValue(scale.GetValueLimit(base.Position));
if (this.Type == LinearPointerType.Marker || this.Image != string.Empty)
{
MarkerStyleAttrib markerStyleAttrib = this.GetMarkerStyleAttrib(g);
if (markerStyleAttrib.path != null)
{
graphicsPath.AddPath(markerStyleAttrib.path, false);
}
}
else if (this.Type == LinearPointerType.Bar)
{
BarStyleAttrib barStyleAttrib = this.GetBarStyleAttrib(g);
if (barStyleAttrib.primaryPath == null)
{
graphicsPath.Dispose();
return(null);
}
if (barStyleAttrib.primaryPath != null)
{
graphicsPath.AddPath(barStyleAttrib.primaryPath, false);
}
}
else if (this.Type == LinearPointerType.Thermometer)
{
BarStyleAttrib thermometerStyleAttrib = this.GetThermometerStyleAttrib(g);
if (thermometerStyleAttrib.primaryPath == null)
{
graphicsPath.Dispose();
return(null);
}
if (thermometerStyleAttrib.totalPath != null)
{
graphicsPath.AddPath(thermometerStyleAttrib.primaryPath, false);
}
}
return(graphicsPath);
}
public BarStyleAttrib GetThermometerStyleAttrib(GaugeGraphics g)
{
BarStyleAttrib barStyleAttrib = new BarStyleAttrib();
if (this.Image != "")
{
return(barStyleAttrib);
}
LinearScale scale = this.GetScale();
double num = scale.GetValueLimit(this.GetBarStartValue());
if ((this.Type == LinearPointerType.Thermometer || this.BarStart == BarStart.ScaleStart) && num > scale.MinimumLog)
{
num = scale.MinimumLog;
}
double valueLimit = scale.GetValueLimit(base.Position);
float positionFromValue = scale.GetPositionFromValue(num);
float positionFromValue2 = scale.GetPositionFromValue(valueLimit);
float num2 = positionFromValue2 - positionFromValue;
float width = this.Width;
float bulbSize = this.ThermometerBulbSize;
float bulbOffset = this.thermometerBulbOffset;
float distanceFromScale = this.DistanceFromScale;
if (Math.Round((double)num2, 4) == 0.0 && this.Type != LinearPointerType.Thermometer)
{
return(barStyleAttrib);
}
double num3 = scale.GetValueLimit(double.PositiveInfinity);
if (num3 < scale.Maximum)
{
num3 = scale.Maximum;
}
float positionFromValue3 = scale.GetPositionFromValue(num3);
barStyleAttrib.primaryPath = g.GetThermometerPath(positionFromValue, positionFromValue2, width, scale.Position, this.GetGauge().GetOrientation(), distanceFromScale, this.Placement, scale.GetReversed(), scale.Width, bulbOffset, bulbSize, this.ThermometerStyle);
if (barStyleAttrib.primaryPath == null)
{
return(barStyleAttrib);
}
barStyleAttrib.totalPath = g.GetThermometerPath(positionFromValue, positionFromValue3, this.Width, scale.Position, this.GetGauge().GetOrientation(), this.DistanceFromScale, this.Placement, scale.GetReversed(), scale.Width, this.ThermometerBulbOffset, this.ThermometerBulbSize, this.ThermometerStyle);
barStyleAttrib.totalBrush = g.GetLinearRangeBrush(barStyleAttrib.totalPath.GetBounds(), this.ThermometerBackColor, this.ThermometerBackHatchStyle, (RangeGradientType)Enum.Parse(typeof(RangeGradientType), this.ThermometerBackGradientType.ToString()), this.ThermometerBackGradientEndColor, this.GetGauge().GetOrientation(), this.GetScale().GetReversed(), 0.0, 0.0);
barStyleAttrib.primaryBrush = g.GetLinearRangeBrush(barStyleAttrib.primaryPath.GetBounds(), this.FillColor, this.FillHatchStyle, (RangeGradientType)Enum.Parse(typeof(RangeGradientType), this.FillGradientType.ToString()), this.FillGradientEndColor, this.GetGauge().GetOrientation(), this.GetScale().GetReversed(), 0.0, 0.0);
LinearRange[] colorRanges = this.GetColorRanges();
if (colorRanges != null)
{
barStyleAttrib.secondaryPaths = new GraphicsPath[colorRanges.Length];
barStyleAttrib.secondaryBrushes = new Brush[colorRanges.Length];
int num4 = 0;
LinearRange[] array = colorRanges;
foreach (LinearRange linearRange in array)
{
double num5 = scale.GetValueLimit(linearRange.StartValue);
if (num5 < num)
{
num5 = num;
}
if (num5 > valueLimit)
{
num5 = valueLimit;
}
double num6 = scale.GetValueLimit(linearRange.EndValue);
if (num6 < num)
{
num6 = num;
}
if (num6 > valueLimit)
{
num6 = valueLimit;
}
float positionFromValue4 = scale.GetPositionFromValue(num5);
float positionFromValue5 = scale.GetPositionFromValue(num6);
float num7 = positionFromValue5 - positionFromValue4;
if (Math.Round((double)num7, 4) == 0.0)
{
barStyleAttrib.secondaryPaths[num4] = null;
barStyleAttrib.secondaryBrushes[num4] = null;
}
else
{
barStyleAttrib.secondaryPaths[num4] = g.GetLinearRangePath(positionFromValue4, positionFromValue5, width, width, scale.Position, this.GetGauge().GetOrientation(), distanceFromScale, this.Placement, scale.Width);
barStyleAttrib.secondaryBrushes[num4] = g.GetLinearRangeBrush(barStyleAttrib.primaryPath.GetBounds(), linearRange.InRangeBarPointerColor, this.FillHatchStyle, (RangeGradientType)Enum.Parse(typeof(RangeGradientType), this.FillGradientType.ToString()), this.FillGradientEndColor, this.GetGauge().GetOrientation(), this.GetScale().GetReversed(), 0.0, 0.0);
}
num4++;
}
}
return(barStyleAttrib);
}
public override void Render(GaugeGraphics g)
{
if (this.Common != null && this.Visible && this.GetScale() != null)
{
this.Common.GaugeCore.TraceWrite("GaugePaint", SR.TraceStartRendering(this.Name));
g.StartHotRegion(this);
if (this.Image != "")
{
this.DrawImage(g, false);
this.SetAllHotRegions(g);
g.EndHotRegion();
this.Common.GaugeCore.TraceWrite("GaugePaint", SR.TraceRenderingComplete(this.Name));
}
else
{
Pen pen = new Pen(base.BorderColor, (float)base.BorderWidth);
pen.DashStyle = g.GetPenStyle(base.BorderStyle);
if (pen.DashStyle != 0)
{
pen.Alignment = PenAlignment.Center;
}
if (this.Type == LinearPointerType.Bar)
{
BarStyleAttrib barStyleAttrib = this.GetBarStyleAttrib(g);
try
{
if (barStyleAttrib.primaryPath != null)
{
g.FillPath(barStyleAttrib.primaryBrush, barStyleAttrib.primaryPath);
}
if (barStyleAttrib.secondaryPaths != null)
{
int num = 0;
GraphicsPath[] secondaryPaths = barStyleAttrib.secondaryPaths;
foreach (GraphicsPath graphicsPath in secondaryPaths)
{
if (graphicsPath != null && barStyleAttrib.secondaryBrushes[num] != null)
{
g.FillPath(barStyleAttrib.secondaryBrushes[num], graphicsPath);
}
num++;
}
}
if (base.BorderWidth > 0 && barStyleAttrib.primaryBrush != null && base.BorderStyle != 0)
{
g.DrawPath(pen, barStyleAttrib.primaryPath);
}
}
catch (Exception)
{
barStyleAttrib.Dispose();
}
if (barStyleAttrib.primaryPath != null)
{
this.AddHotRegion(barStyleAttrib.primaryPath, true);
}
}
else if (this.Type == LinearPointerType.Thermometer)
{
BarStyleAttrib thermometerStyleAttrib = this.GetThermometerStyleAttrib(g);
try
{
if (thermometerStyleAttrib.totalPath != null)
{
g.FillPath(thermometerStyleAttrib.totalBrush, thermometerStyleAttrib.totalPath);
}
if (thermometerStyleAttrib.primaryPath != null)
{
g.FillPath(thermometerStyleAttrib.primaryBrush, thermometerStyleAttrib.primaryPath);
}
if (thermometerStyleAttrib.secondaryPaths != null)
{
int num2 = 0;
GraphicsPath[] secondaryPaths2 = thermometerStyleAttrib.secondaryPaths;
foreach (GraphicsPath graphicsPath2 in secondaryPaths2)
{
if (graphicsPath2 != null && thermometerStyleAttrib.secondaryBrushes[num2] != null)
{
g.FillPath(thermometerStyleAttrib.secondaryBrushes[num2], graphicsPath2);
}
num2++;
}
}
if (base.BorderWidth > 0 && thermometerStyleAttrib.primaryBrush != null && base.BorderStyle != 0)
{
g.DrawPath(pen, thermometerStyleAttrib.totalPath);
}
}
catch (Exception)
{
thermometerStyleAttrib.Dispose();
}
if (thermometerStyleAttrib.primaryPath != null)
{
this.AddHotRegion(thermometerStyleAttrib.primaryPath, true);
}
}
else
{
MarkerStyleAttrib markerStyleAttrib = this.GetMarkerStyleAttrib(g);
try
{
if (markerStyleAttrib.path != null)
{
bool circularFill = (byte)((this.MarkerStyle == MarkerStyle.Circle) ? 1 : 0) != 0;
g.FillPath(markerStyleAttrib.brush, markerStyleAttrib.path, 0f, true, circularFill);
}
if (base.BorderWidth > 0 && markerStyleAttrib.path != null && base.BorderStyle != 0)
{
g.DrawPath(pen, markerStyleAttrib.path);
}
}
catch (Exception)
{
markerStyleAttrib.Dispose();
}
if (markerStyleAttrib.path != null)
{
this.AddHotRegion(markerStyleAttrib.path, true);
}
}
this.SetAllHotRegions(g);
g.EndHotRegion();
this.Common.GaugeCore.TraceWrite("GaugePaint", SR.TraceRenderingComplete(this.Name));
}
}
}
