public Pos WWPosOfIndex(int index)
{
CutOff cutOff = new CutOff(0, 0, 0);
int iy = 0;
for (; iy < cutOffs.count && cutOffs.buffer[iy].iChar <= index; iy++)
{
cutOff = cutOffs.buffer[iy];
}
int pos = 0;
for (int i = cutOff.iChar; i < index; ++i)
{
if (chars[i].c == '\t')
{
pos = ((pos + tabSize) / tabSize) * tabSize;
}
else
{
pos++;
}
}
pos += cutOff.left;
return(new Pos(pos, iy));
}
public int WWIndexOfPos(int pos, int iSubline)
{
if (iSubline > cutOffs.count)
{
return(charsCount);
}
CutOff cutOff;
if (iSubline <= 0)
{
cutOff = new CutOff(0, 0, 0);
}
else
{
cutOff = cutOffs.buffer[iSubline - 1];
}
int count = iSubline < cutOffs.count ? cutOffs.buffer[iSubline].iChar - 1 : charsCount;
int iPos = cutOff.left;
for (int i = cutOff.iChar; i < count; ++i)
{
if (chars[i].c == '\t')
{
int prevPos = iPos;
iPos = ((iPos + tabSize) / tabSize) * tabSize;
if (iPos > pos)
{
return(i + (2 * (pos - prevPos) - 1) / (iPos - prevPos));
}
}
else
{
iPos++;
if (iPos > pos)
{
return(i);
}
}
}
return(count);
}
public void CalcCutOffs(int wwSizeX)
{
this.wwSizeX = wwSizeX;
cutOffs.Clear();
int count = charsCount;
if (count > 4)
{
int i;
int left = GetFirstSpaceSize(out i);
int pos = left;
int lastSeparator = 0;
int prevLastSeparator = 0;
int lastPos = 0;
char prev = '\0';
while (i < count)
{
char c = chars[i].c;
if (!char.IsWhiteSpace(c) && (char.IsWhiteSpace(prev) || !char.IsLetterOrDigit(c)))
{
prevLastSeparator = lastSeparator;
lastSeparator = i;
lastPos = pos;
}
if (pos >= wwSizeX)
{
if (lastSeparator > prevLastSeparator)
{
i = lastSeparator;
}
else
{
if (left > 0 && cutOffs.count > 0)
{
int index = cutOffs.count - 1;
CutOff prevCutOff = cutOffs.buffer[index];
cutOffs.buffer[index] = new CutOff(prevCutOff.iChar, 0, prevCutOff.sizeX);
pos -= left;
left = 0;
prev = c;
pos = c == '\t' ? ((pos + tabSize) / tabSize) * tabSize : pos + 1;
++i;
continue;
}
else
{
lastSeparator = i;
lastPos = pos;
}
}
cutOffs.Add(new CutOff(lastSeparator, left, lastPos));
pos = left;
prevLastSeparator = lastSeparator;
prev = '\0';
}
else
{
prev = c;
pos = c == '\t' ? ((pos + tabSize) / tabSize) * tabSize : pos + 1;
++i;
}
}
lastSublineSizeX = pos;
}
else
{
lastSublineSizeX = Size;
}
}
private string StringOfCutOff(MulticaretEditor.CutOff cutOff)
{
return(cutOff + ":" + cutOff.sizeX);
}