using System;
using System.Drawing;
using System.Drawing.Text;
using System.IO;
namespace MigraDoc.Rendering
{
/// <summary>
/// FontConverter
/// </summary>
public class FontConverter
{
/// <summary>
/// Convert string name to Font GDI+ type, include private fonts from "Fonts" folder
/// </summary>
/// <param name="fontName"></param>
/// <param name="size"></param>
/// <param name="style"></param>
/// <param name="unit"></param>
/// <returns></returns>
public static Font ConvertToFont(string fontName, float size, FontStyle style, GraphicsUnit unit)
{
fontName = fontName.ToLowerInvariant();
FontFamily family = LocalFontCollection.Instance.Find(fontName, style);
if (family == null)
family = LocalFontCollection.Find(fontName, FontFamily.Families);
if (family == null)
return new Font(fontName, size, style, unit);
return new Font(family, size, style, unit);
}
private class LocalFontCollection
{
private static LocalFontCollection _instance = new LocalFontCollection();
public static LocalFontCollection Instance
{
get { return _instance; }
}
private System.Drawing.Text.PrivateFontCollection _privateFontCollectionRegular;
private System.Drawing.Text.PrivateFontCollection _privateFontCollectionBold;
private System.Drawing.Text.PrivateFontCollection _privateFontCollectionItalic;
private System.Drawing.Text.PrivateFontCollection _privateFontCollectionBoldItalic;
public LocalFontCollection()
{
_privateFontCollectionRegular = new System.Drawing.Text.PrivateFontCollection();
_privateFontCollectionBold = new System.Drawing.Text.PrivateFontCollection();
_privateFontCollectionItalic = new System.Drawing.Text.PrivateFontCollection();
_privateFontCollectionBoldItalic = new System.Drawing.Text.PrivateFontCollection();
string path = "fonts/";
if (System.Web.HttpContext.Current != null)
path = System.Web.HttpContext.Current.Request.PhysicalApplicationPath + path;
#if DEBUG
else
path = "../../" + path;
#endif
string[] files = System.IO.Directory.GetFiles(path);
foreach (string file in files)
{
if (System.IO.Path.GetFileName(file).ToLower().Contains("bolditalic"))
_privateFontCollectionBoldItalic.AddFontFile(file);
else if (System.IO.Path.GetFileName(file).ToLower().Contains("bold"))
_privateFontCollectionBold.AddFontFile(file);
else if (System.IO.Path.GetFileName(file).ToLower().Contains("italic"))
_privateFontCollectionItalic.AddFontFile(file);
else
_privateFontCollectionRegular.AddFontFile(file);
}
}
public FontFamily Find(string fontName, FontStyle style)
{
FontFamily family = null;
if ((style & FontStyle.Bold) == FontStyle.Bold)
{
if ((style & FontStyle.Italic) == FontStyle.Italic)
{
// BoldItalic
family = Find(fontName, _privateFontCollectionBoldItalic.Families);
}
else
{
// Bold
family = Find(fontName, _privateFontCollectionBold.Families);
}
}
else if ((style & FontStyle.Italic) == FontStyle.Italic)
{
// Italic
family = Find(fontName, _privateFontCollectionItalic.Families);
}
if (family == null)
{
// Regular
family = Find(fontName, _privateFontCollectionRegular.Families);
}
return family;
}
public static FontFamily Find(string fontName, System.Drawing.FontFamily[] families)
{
foreach (System.Drawing.FontFamily family in families)
if (family.Name.ToLowerInvariant().Equals(fontName))
return family;
return null;
}
}
}
}
