public override object Clone()
{
var gradientTheme = new GradientTheme
{
AttributeName = AttributeName,
minValue = minValue,
maxValue = maxValue,
fillColorBlend = (null != FillColorBlend) ? (ColorBlend)FillColorBlend.Clone() : null,
lineColorBlend = (null != LineColorBlend) ? (ColorBlend)LineColorBlend.Clone() : null,
textColorBlend = (null != TextColorBlend) ? (ColorBlend)TextColorBlend.Clone() : null,
numberOfClasses = numberOfClasses,
minColor = minColor,
maxColor = maxColor
};
gradientTheme.themeItems.AddRange(ThemeItems.Select(ti => (IThemeItem)((GradientThemeItem)ti).Clone()));
gradientTheme.minItem = (GradientThemeItem)gradientTheme.themeItems.First();
gradientTheme.maxItem = (GradientThemeItem)gradientTheme.themeItems.Last();
if (NoDataValues != null)
{
gradientTheme.noDataValues = NoDataValues.Cast <object>().ToArray();
}
return(gradientTheme);
}
private IVectorStyle CalculateStyle(IVectorStyle min, IVectorStyle max, double value)
{
IVectorStyle style = new VectorStyle();
double dFrac = Fraction(value);
float fFrac = Convert.ToSingle(dFrac);
style.Enabled = (dFrac > 0.5 ? min.Enabled : max.Enabled);
style.EnableOutline = (dFrac > 0.5 ? min.EnableOutline : max.EnableOutline);
if (FillColorBlend != null)
{
style.Fill = new System.Drawing.SolidBrush(FillColorBlend.GetColor(fFrac));
}
else if (min.Fill != null && max.Fill != null)
{
style.Fill = InterpolateBrush(min.Fill, max.Fill, value);
}
if (min.Line != null && max.Line != null)
{
style.Line = InterpolatePen(min.Line, max.Line, value);
}
if (LineColorBlend != null)
{
style.Line.Color = LineColorBlend.GetColor(fFrac);
}
if (min.Outline != null && max.Outline != null)
{
style.Outline = InterpolatePen(min.Outline, max.Outline, value);
}
style.MinVisible = InterpolateDouble(min.MinVisible, max.MinVisible, value);
style.MaxVisible = InterpolateDouble(min.MaxVisible, max.MaxVisible, value);
style.Symbol = (dFrac > 0.5 ? min.Symbol : max.Symbol);
style.SymbolOffset = (dFrac > 0.5 ? min.SymbolOffset : max.SymbolOffset); //We don't interpolate the offset but let it follow the symbol instead
style.SymbolScale = InterpolateFloat(min.SymbolScale, max.SymbolScale, value);
return(style);
}
public override object Clone()
{
var gradientTheme = new GradientTheme(attributeName, minValue, maxValue, (IStyle)MinStyle.Clone(),
(IStyle)MaxStyle.Clone(),
(null != FillColorBlend) ? (ColorBlend)FillColorBlend.Clone() : null,
(null != LineColorBlend) ? (ColorBlend)LineColorBlend.Clone() : null,
(null != TextColorBlend) ? (ColorBlend)TextColorBlend.Clone() : null, numberOfClasses);
gradientTheme.ThemeItems.Clear();
foreach (var themeItem in ThemeItems)
{
gradientTheme.ThemeItems.Add((IThemeItem)((GradientThemeItem)themeItem).Clone());
}
if (NoDataValues != null)
{
gradientTheme.NoDataValues = NoDataValues.Cast <object>().ToArray();
}
return(gradientTheme);
}
