public GdiFontFamilyInfo(GdiFontFamilyType familyType, FontFamily family, GdiFontWeights weight,
GdiFontStyles style, GdiFontStretches stretch)
{
_familyType = familyType;
_family = family;
_weight = weight;
_style = style;
_stretch = stretch;
}
public GdiFontFamilyInfo(string fontName, SvgFontElement fontElement,
GdiFontWeights weight, GdiFontStyles style, GdiFontStretches stretch)
{
_fontName = fontName;
_fontElement = fontElement;
_familyType = GdiFontFamilyType.Svg;
_family = null;
_weight = weight;
_style = style;
_stretch = stretch;
}
private GdiFontFamilyInfo GetTextFontFamilyInfo(SvgTextContentElement element)
{
_actualFontName = null;
string fontFamily = element.GetPropertyValue("font-family");
string[] fontNames = fontNames = fontFamily.Split(new char[1] {
','
});
GdiFontStyles fontStyle = GetTextFontStyle(element);
GdiFontWeights fontWeight = GetTextFontWeight(element);
GdiFontStretches fontStretch = GetTextFontStretch(element);
var comparer = StringComparison.OrdinalIgnoreCase;
var docElement = element.OwnerDocument;
ISet <string> svgFontFamilies = docElement.SvgFontFamilies;
IDictionary <string, string> styledFontIds = docElement.StyledFontIds;
IList <string> svgFontNames = null;
if (svgFontFamilies != null && svgFontFamilies.Count != 0)
{
svgFontNames = new List <string>();
}
var systemFontFamilies = FontFamily.Families;
FontFamily family = null;
// using separate pointer to give less priority to generic font names
FontFamily genericFamily = null;
GdiFontFamilyType familyType = GdiFontFamilyType.None;
foreach (string fn in fontNames)
{
try
{
string fontName = fn.Trim(new char[] { ' ', '\'', '"' });
if (svgFontFamilies != null && svgFontFamilies.Count != 0)
{
if (svgFontFamilies.Contains(fontName))
{
svgFontNames.Add(fontName);
continue;
}
if (styledFontIds.ContainsKey(fontName))
{
string mappedFontName = styledFontIds[fontName];
if (svgFontFamilies.Contains(mappedFontName))
{
svgFontNames.Add(mappedFontName);
continue;
}
}
}
if (string.Equals(fontName, "serif", comparer))
{
genericFamily = GdiRenderingSettings.GenericSerif;
}
else if (string.Equals(fontName, "sans-serif", comparer) ||
string.Equals(fontName, "sans serif", comparer))
{
genericFamily = GdiRenderingSettings.GenericSansSerif;
}
else if (string.Equals(fontName, "monospace", comparer))
{
genericFamily = GdiRenderingSettings.GenericMonospace;
}
else if (styledFontIds.ContainsKey(fontName))
{
string mappedFontName = styledFontIds[fontName];
var funcFamily = new Func <FontFamily, bool>(ff => string.Equals(ff.Name, mappedFontName, comparer));
family = systemFontFamilies.FirstOrDefault(funcFamily);
if (family != null)
{
_actualFontName = mappedFontName;
familyType = GdiFontFamilyType.System;
}
}
else
{
string normalizedFontName;
var funcFamily = new Func <FontFamily, bool>(ff => string.Equals(ff.Name, fontName, comparer));
family = systemFontFamilies.FirstOrDefault(funcFamily);
if (family != null)
{
_actualFontName = fontName;
familyType = GdiFontFamilyType.System;
}
else if (fontName.IndexOf('-') > 0)
{
normalizedFontName = fontName.Replace("-", " ");
funcFamily = new Func <FontFamily, bool>(ff => string.Equals(ff.Name,
normalizedFontName, comparer));
family = systemFontFamilies.FirstOrDefault(funcFamily);
if (family != null)
{
_actualFontName = normalizedFontName;
familyType = GdiFontFamilyType.System;
}
}
else if (SplitByCaps(fontName, out normalizedFontName))
{
funcFamily = new Func <FontFamily, bool>(ff => string.Equals(ff.Name,
normalizedFontName, comparer));
family = systemFontFamilies.FirstOrDefault(funcFamily);
if (family != null)
{
_actualFontName = normalizedFontName;
familyType = GdiFontFamilyType.System;
}
}
}
if (family != null)
{
return(new GdiFontFamilyInfo(familyType, _actualFontName, family,
fontWeight, fontStyle, fontStretch));
}
}
catch (Exception ex)
{
Trace.TraceError(ex.ToString());
}
}
//// If set, use the SVG-Font...Not Ready Yet!!!
//if (svgFontNames != null && svgFontNames.Count != 0)
//{
// IList<SvgFontElement> svgFonts = docElement.GetFonts(svgFontNames);
// if (svgFonts != null && svgFonts.Count != 0)
// {
// string fontVariant = element.GetPropertyValue("font-variant");
// // For a single match...
// if (svgFonts.Count == 1)
// {
// var fontFamilyInfo = new GdiFontFamilyInfo(svgFonts[0].FontFamily, svgFonts[0],
// fontWeight, fontStyle, fontStretch);
// fontFamilyInfo.Variant = fontVariant;
// return fontFamilyInfo;
// }
// // For multiple matches, we will test the variants...
// if (string.IsNullOrWhiteSpace(fontVariant))
// {
// // Not found, return the first match...
// var fontFamilyInfo = new GdiFontFamilyInfo(svgFonts[0].FontFamily, svgFonts[0],
// fontWeight, fontStyle, fontStretch);
// fontFamilyInfo.Variant = fontVariant;
// return fontFamilyInfo;
// }
// foreach (var svgFont in svgFonts)
// {
// var fontFace = svgFont.FontFace;
// if (fontFace == null)
// {
// continue;
// }
// if (fontVariant.Equals(fontFace.FontVariant, comparer))
// {
// var fontFamilyInfo = new GdiFontFamilyInfo(svgFont.FontFamily, svgFont,
// fontWeight, fontStyle, fontStretch);
// fontFamilyInfo.Variant = fontVariant;
// return fontFamilyInfo;
// }
// }
// // If the variant is not found, return the first match...
// {
// var fontFamilyInfo = new GdiFontFamilyInfo(svgFonts[0].FontFamily, svgFonts[0],
// fontWeight, fontStyle, fontStretch);
// fontFamilyInfo.Variant = fontVariant;
// return fontFamilyInfo;
// }
// }
//}
if (genericFamily != null)
{
return(new GdiFontFamilyInfo(GdiFontFamilyType.Generic, _actualFontName, genericFamily,
fontWeight, fontStyle, fontStretch));
}
// No known font-family was found => default to "Arial"
return(new GdiFontFamilyInfo(familyType, _actualFontName,
GdiRenderingSettings.DefaultFontFamily, fontWeight, fontStyle, fontStretch));
}