bool AtWordStart()
{
if (SelectionStart == 0)
{
return(true);
}
return(!(HebrewChar.IsNikud(Text[SelectionStart - 1]) || HebrewChar.IsLetter(Text[SelectionStart - 1])));
}
int PrevLetterPos(int cur)
{
int i = Math.Min(Math.Max(0, cur - 1), 20);
int res = Math.Max(0, this.Text.LastIndexOfAny(letters, Math.Max(0, CurLetterPos() - 1), i));
for (i = res; i < cur; i++)
{
char c = this.Text[i];
if (!(HebrewChar.IsLetter(c) || HebrewChar.IsModifier(c) || HebrewChar.IsCantillation(c)))
{
return(-1);
}
}
return(res);
}
public MBROLAElement TranslateElement(SpeechElement e, Word w)
{
if (e is Phoneme)
{
return(new MBROLAElement(TranslatePhoneme((Phoneme)e, w), 100, 100));
}
else if ((e is Separator) && HebrewChar.IsPunctuation(e.Latin[0]))
{
return(new MBROLAElement("_", 120));
}
else
{
return(new MBROLAElement("_", 100));
}
}
string GetLetterWithModifiers(int letterPos)
{
if (letterPos < 0)
{
return("");
}
if (letterPos >= Text.Length)
{
return("");
}
if (!HebrewChar.IsLetter(Text[letterPos]))
{
return("");
}
StringBuilder sb = new StringBuilder(20);
int i = letterPos;
do
{
sb.Append(this.Text[i]);
i++;
}while ((i < this.Text.Length) && HebrewChar.IsModifier(this.Text[i]));
return(sb.ToString());
}
protected override void OnKeyPress(KeyPressEventArgs e)
{
if ((CtrlEnter != null) && ctrl && (e.KeyChar == (char)10))
{
e.Handled = true;
CtrlEnter(this, new EventArgs());
return;
}
if (UseNikudMethod)
{
bool hebrew = false, dagesh = false;
if (shift)
{
if (engToHeb.ContainsKey(e.KeyChar))
{
dagesh = true;
e.KeyChar = engToHeb[e.KeyChar];
}
else if (e.KeyChar == '_')
{
CycleModifiers(VowelsA, VowelCycles);
e.Handled = true;
return;
}
else if (e.KeyChar == '+')
{
CycleModifiers(VowelsE, VowelCycles);
e.Handled = true;
return;
}
/* else if (e.KeyChar == '|')
* {
* CycleModifiers(VowelsI, VowelCycles);
* e.Handled = true;
* return;
* }*/
else if (e.KeyChar == '}')
{
CycleModifiers(VowelsO, VowelCycles);
e.Handled = true;
return;
}
else if (e.KeyChar == '{')
{
CycleModifiers(VowelsUI, VowelCycles);
e.Handled = true;
return;
}
else if (e.KeyChar == '~')
{
string ltr = CurLetterWithModifiers();
if ((ltr != null) && (ltr[0] == 'ù'))
{
CycleModifiers(ShinDots, ShinCycle, SequenceDisposition.First, false);
e.Handled = true;
return;
}
}
}
if (HebrewChar.IsLetter(e.KeyChar))
{
hebrew = true;
}
if (hebrew)
{
e.Handled = true;
if (!IsInTag(SelectionStart))
{
if (!AtWordStart())
{
bool addSchwa = false;
int prev0 = CurLetterPos(), prev1 = PrevLetterPos(prev0);
string lPrev0 = GetLetterWithModifiers(prev0), lPrev1 = GetLetterWithModifiers(prev1);
if (lPrev0.Length > 0)
{
if (HebrewChar.IsEhevi(lPrev0[0]))
{
if (lPrev0[0] == 'å')
{
addSchwa = lPrev0.IndexOfAny(new char[] { HebrewChar.Shuruk, HebrewChar.Holam }) < 0;
}
else
{
addSchwa = (lPrev0.IndexOfAny(HebrewChar.Vowels) < 0) && ((lPrev1 == "") || (lPrev1.IndexOfAny(HebrewChar.Vowels) < 0));
}
}
else
{
addSchwa = (lPrev0.IndexOfAny(HebrewChar.Vowels) < 0);
}
}
if (addSchwa && (e.KeyChar != 'å'))
{
InsertText(HebrewChar.Schwa.ToString());
}
}
else
if (HebrewChar.IsBegedKefet(e.KeyChar))
{
dagesh = true;
}
}
if (dagesh)
{
InsertText(e.KeyChar + HebrewChar.Dagesh.ToString());
}
else
{
InsertText(e.KeyChar.ToString());
}
}
else
{
base.OnKeyPress(e);
}
}
else
{
base.OnKeyPress(e);
}
}