/// Remove the selected character and return what was removed :TODO: NOT FULLY IMPLEMENTED (retChar)
private char BackspaceRemoveCharacter()
{
var str = mLineList[CursorY];
char retChar = '\n'; // This is just to signify that it's not text.
if (str == null || str == "\r" || str == "") // If empty line remove the whole line
{
BackspaceLineEmptyText();
}
else if (CursorX == 0) // Remove line and put remaining characters on line above it
{
BackspaceLineWithText();
}
else if (CursorInMiddleOfBrace()) // Handle cursor in middle of (), [], et al
{
mLineList[CursorY] = mLineList[CursorY].Remove(CursorX - 1, 2);
CursorX--;
LinesToDraw.Add(CursorY);
ParseLine(CursorY);
}
else // Remove a single character
{
LinesToDraw.Add(CursorY);
mLineList[CursorY] = str.Remove(CursorX - 1, 1);
CursorX--;
ParseLine(CursorY);
}
return(retChar);
}
private void MarkAllLinesDirty()
{
for (int i = 0; i < LineCount(); i++)
{
LinesToDraw.Add(i);
ParseLine(i);
}
}
private void reDraw()
{
if (this.Task1.Visibility.Equals(Visibility.Visible))
{
LinesToDraw.Clear();
DrawLinesInMemory(Task1Canvas);
DrawCoords(Task1Canvas);
DrawAXLine(Task1Canvas);
}
}
//Qml won't call constructor??
public void Init()
{
for (var i = 0; i < MinimumLines; i++)
{
mLineList.Add("");
mStringTokenList.Add(new List <string>());
LinesToDraw.Add(i);
}
RequestRender();
}
public void DrawLinesInMemory(Canvas canvas)
{
Task1Canvas.Children.Clear();
LinesToDraw.ForEach(line => canvas.Children.Add(line));
}
