/// <summary>
/// Adds the characters of the specified string to the hashtable.
/// </summary>
public void AddChars(string text)
{
if (text != null)
{
bool symbol = this.descriptor.fontData.cmap.symbol;
int length = text.Length;
for (int idx = 0; idx < length; idx++)
{
char ch = text[idx];
if (!CharacterToGlyphIndex.ContainsKey(ch))
{
int glyphIndex = 0;
if (this.descriptor != null)
{
if (symbol)
{
glyphIndex = ch + (descriptor.fontData.os2.usFirstCharIndex & 0xFF00); // @@@
glyphIndex = descriptor.CharCodeToGlyphIndex((char)glyphIndex);
}
else
{
glyphIndex = descriptor.CharCodeToGlyphIndex(ch);
}
}
CharacterToGlyphIndex.Add(ch, glyphIndex);
//GlyphIndices.Add(glyphIndex, null);
GlyphIndices[glyphIndex] = null;
this.MinChar = (char)Math.Min(this.MinChar, ch);
this.MaxChar = (char)Math.Max(this.MaxChar, ch);
}
}
}
}
/// <summary>
/// Adds the characters of the specified string to the hashtable.
/// </summary>
public void AddChars(string text)
{
if (text != null)
{
bool symbol = _descriptor.FontFace.cmap.symbol;
int length = text.Length;
for (int idx = 0; idx < length; idx++)
{
char ch = text[idx];
if (!CharacterToGlyphIndex.ContainsKey(ch))
{
char ch2 = ch;
if (symbol)
{
// Remap ch for symbol fonts.
ch2 = (char)(ch | (_descriptor.FontFace.os2.usFirstCharIndex & 0xFF00)); // @@@ refactor
}
int glyphIndex = _descriptor.CharCodeToGlyphIndex(ch2);
CharacterToGlyphIndex.Add(ch, glyphIndex);
GlyphIndices[glyphIndex] = null;
MinChar = (char)Math.Min(MinChar, ch);
MaxChar = (char)Math.Max(MaxChar, ch);
}
}
}
}
/// <summary>
/// Adds the characters of the specified string to the hashtable.
/// </summary>
public void AddChars(string text)
{
if (text != null)
{
bool symbol = _descriptor.FontFace.cmap.symbol;
int length = text.Length;
for (int idx = 0; idx < length; idx++)
{
if (char.IsLowSurrogate(text, idx))
{
continue; // Ignore the second char of a surrogate pair
}
char ch = text[idx];
if (!CharacterToGlyphIndex.ContainsKey(ch))
{
char ch2 = ch;
if (symbol)
{
// Remap ch for symbol fonts.
ch2 = (char)(ch | (_descriptor.FontFace.os2.usFirstCharIndex & 0xFF00)); // @@@ refactor
}
uint glyphIndex;
if (char.IsHighSurrogate(ch))
{
glyphIndex = _descriptor.CharCodeToGlyphIndex(ch, text[idx + 1]);
}
else
{
glyphIndex = _descriptor.CharCodeToGlyphIndex(ch2);
}
CharacterToGlyphIndex.Add(ch, glyphIndex);
GlyphIndices[glyphIndex] = null;
MinChar = (char)Math.Min(MinChar, ch);
MaxChar = (char)Math.Max(MaxChar, ch);
}
}
}
}
internal bool Contains(char ch)
{
return(CharacterToGlyphIndex.ContainsKey(ch));
}
internal bool Contains(char ch) => CharacterToGlyphIndex.ContainsKey(ch);