public bool CanAcceptThisChar(char c)
{
//TODO: review here, enable this feature or not
//some char can't be a start char on blank line
if (CurrentLine.IsBlankLine &&
!InternalTextLayerController.CanCaretStopOnThisChar(c))
{
return(false);
}
return(true);
}
public void AddCharacter(char c)
{
if (CurrentLine.IsBlankLine)
{
//TODO: review here, enable this feature or not
//some char can't be a start char on blank line
if (!InternalTextLayerController.CanCaretStopOnThisChar(c))
{
return;
}
//
//1. new
EditableRun t = new EditableTextRun(this.RootGfx,
c,
this.CurrentSpanStyle);
var owner = this.FlowLayer.OwnerRenderElement;
CurrentLine.AddLast(t);
SetCurrentTextRun(t);
}
else
{
EditableRun cRun = CurrentTextRun;
if (cRun != null)
{
if (cRun.IsInsertable)
{
cRun.InsertAfter(CurrentTextRunCharIndex, c);
}
else
{
AddTextSpan(new EditableTextRun(this.RootGfx, c, this.CurrentSpanStyle));
return;
}
}
else
{
throw new NotSupportedException();
}
}
CurrentLine.TextLineReCalculateActualLineSize();
CurrentLine.RefreshInlineArrange();
SetCurrentCharStepRight();
}