/// <summary>
/// Return a cursor that point to the next visible tag
/// Ignore non-Visible tag and last character of TextTag (except if it's last tag in current line)
/// </summary>
public MiniHtmlCursor RightShiftText()
{
MiniHtmlCursor currentCursor = new MiniHtmlCursor(parentHtml);
currentCursor.SetCursor(CursorPosition());
try
{
MiniHtmlCursor.rightShiftVisible(ref currentCursor);
}
catch
{
currentCursor.SetCursor(CursorPosition());
}
if (currentCursor.selectedTag is TextTag)
{
bool shiftAgain = true;
shiftAgain = MiniHtmlCursor.isLastChar(currentCursor) &&
MiniHtmlCursor.isLastTag(currentCursor) &&
!(currentCursor.selectedTag.nextTag() is ElementTag);
if (shiftAgain)
{
MiniHtmlCursor.rightShiftVisible(ref currentCursor);
}
}
return(currentCursor);
}
/// <summary>
/// Return a cursor that point to the last visible tag
/// Ignore non-Visible tag and last character of TextTag (except if it's last tag in current line)
/// </summary>
public MiniHtmlCursor LeftShiftText()
{
if (selectedTag.TagIndex() < 0)
{
return(null);
}
MiniHtmlCursor currentCursor = new MiniHtmlCursor(parentHtml);
currentCursor.SetCursor(CursorPosition());
MiniHtmlCursor tempCursor = new MiniHtmlCursor(parentHtml);
MiniHtmlCursor.leftShiftVisible(ref currentCursor);
if (currentCursor.selectedTag is TextTag)
{
bool shiftAgain = true;
TextTag currentTag = (TextTag)(currentCursor.selectedTag);
tempCursor.SetCursor(currentCursor.CursorPosition());
try
{
MiniHtmlCursor.leftShiftVisible(ref tempCursor);
}
catch
{
if (currentCursor == null)
{
currentCursor.SetCursor(CursorPosition());
}
}
if (tempCursor != null)
{
shiftAgain = (MiniHtmlCursor.isLastChar(currentCursor) &&
MiniHtmlCursor.isLastTag(tempCursor)) &&
!(currentCursor.selectedTag.nextTag() is ElementTag);
if (shiftAgain)
{
return(tempCursor);
}
}
}
return(currentCursor);
}