protected override void Initialize(SvgElement element) { base.Initialize(element); _isMeasuring = false; _isGroupAdded = false; _isTextPath = false; _textWidth = 0; _drawGroup = null; _textElement = element as SvgTextBaseElement; if (_textElement == null) { throw new InvalidOperationException(); } if (_textContext == null) { _textContext = new WpfTextContext(_textElement, this); } else { _textContext.SetElement(_textElement); } if (_horzRenderer == null) { _horzRenderer = new WpfHorzTextRenderer(_textElement, this); } else { _horzRenderer.Uninitialize(); _horzRenderer.SetElement(_textElement); } if (_vertRenderer == null) { _vertRenderer = new WpfVertTextRenderer(_textElement, this); } else { _vertRenderer.Uninitialize(); _vertRenderer.SetElement(_textElement); } if (_pathRenderer == null) { _pathRenderer = new WpfPathTextRenderer(_textElement, this); } else { _pathRenderer.Uninitialize(); _pathRenderer.SetElement(_textElement); } }