public static IEnumerable <GlyphChar[]> ToGlyphs(this Paragraph para)
{
var glyphNode = para.Glyphs.Head;
var breakNode = para.Breaks.Head;
int glyphIndex = 0;
while (glyphNode != null && breakNode != null)
{
GlyphChar[] res = new GlyphChar[breakNode.Value - glyphIndex];
int idx = 0;
while (glyphIndex < breakNode.Value && glyphNode != null)
{
res [idx++] = glyphNode.Value;
glyphNode = glyphNode.Next;
glyphIndex++;
}
yield return(res);
breakNode = breakNode.Next;
}
if (glyphNode != null)
{
yield return(glyphNode.ToArray());
}
yield break;
}
public bool InsertChar(int pos, char c, IGUIFont font, SpecialCharacterFlags flags)
{
GlyphChar g = font.GetGlyph(c, flags);
if (g.Glyph > 0)
{
try {
Glyphs.InsertAt(pos, g);
NeedsWordWrap = true;
return(true);
} catch (Exception ex) {
ex.LogError();
}
}
return(false);
}
public bool AppendChar(char c, IGUIFont font, SpecialCharacterFlags flags)
{
GlyphChar g = font.GetGlyph(c, flags);
if (g.Glyph > 0)
{
try {
Glyphs.AddLast(g);
NeedsWordWrap = true;
return(true);
} catch (Exception ex) {
ex.LogError();
}
}
return(false);
}