public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
string str = value as string;
if (str != null) str = str.Trim();
if (!string.IsNullOrEmpty(str))
{
string[] tokens = str.Split(new[] {';'}, StringSplitOptions.RemoveEmptyEntries);
double scale = 1.0;
if (tokens.Length > 1) //it is a scaled font
{
str = tokens[0].Trim();
scale = double.Parse(tokens[1], CultureInfo.InvariantCulture);
}
if (char.IsLetter(str, 0)) //it is a predefined font
{
if (scale == 1.0) //use CurveStyleFont
return new IfcDraughtingPreDefinedCurveFont {Name = str};
else //CurveFontStyleAndScale
return new IfcCurveStyleFontAndScaling
{
CurveFont = new IfcDraughtingPreDefinedCurveFont {Name = str},
CurveFontScaling = scale
};
}
else //it should be CurveFontStyle or a CurveFontStyleAndScale
{
DoubleCollection dc = DoubleCollection.Parse(str);
int rem;
int patterns = Math.DivRem(dc.Count, 2, out rem);
if (rem == 0 && patterns > 0) //we have an even number of stroke patterns
{
IfcCurveStyleFont font = new IfcCurveStyleFont();
for (int i = 0; i < dc.Count; i += 2)
{
font.PatternList.Add_Reversible(new IfcCurveStyleFontPattern
{
VisibleSegmentLength = dc[i],
InvisibleSegmentLength = dc[i + 1]
});
}
if (scale == 1.0) //use CurveStyleFont
return font;
else //CurveFontStyleAndScale
return new IfcCurveStyleFontAndScaling {CurveFont = font, CurveFontScaling = scale};
}
}
}
return base.ConvertFrom(context, culture, value);
}
public override bool Equals(object obj)
{
// Check for null
if (obj == null)
{
return(false);
}
// Check for type
if (this.GetType() != obj.GetType())
{
return(false);
}
// Cast as IfcRoot
IfcCurveStyleFont root = (IfcCurveStyleFont)obj;
return(this == root);
}
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
string str = value as string;
if (str != null)
{
str = str.Trim();
}
if (!string.IsNullOrEmpty(str))
{
string[] tokens = str.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries);
double scale = 1.0;
if (tokens.Length > 1) //it is a scaled font
{
str = tokens[0].Trim();
scale = double.Parse(tokens[1], CultureInfo.InvariantCulture);
}
if (char.IsLetter(str, 0)) //it is a predefined font
{
if (scale == 1.0) //use CurveStyleFont
{
return new IfcDraughtingPreDefinedCurveFont {
Name = str
}
}
;
else //CurveFontStyleAndScale
{
return new IfcCurveStyleFontAndScaling
{
CurveFont = new IfcDraughtingPreDefinedCurveFont {
Name = str
},
CurveFontScaling = scale
}
};
}
else //it should be CurveFontStyle or a CurveFontStyleAndScale
{
DoubleCollection dc = DoubleCollection.Parse(str);
int rem;
int patterns = Math.DivRem(dc.Count, 2, out rem);
if (rem == 0 && patterns > 0) //we have an even number of stroke patterns
{
IfcCurveStyleFont font = new IfcCurveStyleFont();
for (int i = 0; i < dc.Count; i += 2)
{
font.PatternList.Add_Reversible(new IfcCurveStyleFontPattern
{
VisibleSegmentLength = dc[i],
InvisibleSegmentLength = dc[i + 1]
});
}
if (scale == 1.0) //use CurveStyleFont
{
return(font);
}
else //CurveFontStyleAndScale
{
return new IfcCurveStyleFontAndScaling {
CurveFont = font, CurveFontScaling = scale
}
};
}
}
}
return(base.ConvertFrom(context, culture, value));
}
