protected static void PaintMarkers(GdiGraphicsRenderer renderer,
SvgStyleableElement styleElm, GdiGraphics gr)
{
// OPTIMIZE
if (styleElm is ISharpMarkerHost)
{
string markerStartUrl = ExtractMarkerUrl(styleElm.GetPropertyValue("marker-start", "marker"));
string markerMiddleUrl = ExtractMarkerUrl(styleElm.GetPropertyValue("marker-mid", "marker"));
string markerEndUrl = ExtractMarkerUrl(styleElm.GetPropertyValue("marker-end", "marker"));
if (markerStartUrl.Length > 0)
{
GdiMarkerRendering grNode = CreateByUri(styleElm.OwnerDocument,
styleElm.BaseURI, markerStartUrl) as GdiMarkerRendering;
if (grNode != null)
{
grNode.PaintMarker(renderer, gr, SvgMarkerPosition.Start, styleElm);
}
}
if (markerMiddleUrl.Length > 0)
{
// TODO markerMiddleUrl != markerStartUrl
GdiMarkerRendering grNode = CreateByUri(styleElm.OwnerDocument,
styleElm.BaseURI, markerMiddleUrl) as GdiMarkerRendering;
if (grNode != null)
{
grNode.PaintMarker(renderer, gr, SvgMarkerPosition.Mid, styleElm);
}
}
if (markerEndUrl.Length > 0)
{
// TODO: markerEndUrl != markerMiddleUrl
GdiMarkerRendering grNode = CreateByUri(styleElm.OwnerDocument,
styleElm.BaseURI, markerEndUrl) as GdiMarkerRendering;
if (grNode != null)
{
grNode.PaintMarker(renderer, gr, SvgMarkerPosition.End, styleElm);
}
}
}
}
protected static void PaintMarkers(GdiGraphicsRenderer renderer,
SvgStyleableElement styleElm, GdiGraphics gr)
{
// OPTIMIZE
if (styleElm is ISharpMarkerHost)
{
string markerStartUrl = ExtractMarkerUrl(styleElm.GetPropertyValue("marker-start", "marker"));
string markerMiddleUrl = ExtractMarkerUrl(styleElm.GetPropertyValue("marker-mid", "marker"));
string markerEndUrl = ExtractMarkerUrl(styleElm.GetPropertyValue("marker-end", "marker"));
string markerAll = ExtractMarkerUrl(styleElm.GetPropertyValue("marker", "marker"));
// The SVG specification defines three properties to reference markers: marker-start,
// marker -mid, marker-end. It also provides a shorthand property, marker. Using the marker
// property from a style sheet is equivalent to using all three (start, mid, end).
// However, shorthand properties cannot be used as presentation attributes.
if (!string.IsNullOrWhiteSpace(markerAll) && !IsPresentationMarker(styleElm))
{
if (string.IsNullOrWhiteSpace(markerStartUrl))
{
markerStartUrl = markerAll;
}
if (string.IsNullOrWhiteSpace(markerMiddleUrl))
{
markerMiddleUrl = markerAll;
}
if (string.IsNullOrWhiteSpace(markerEndUrl))
{
markerEndUrl = markerAll;
}
}
if (markerStartUrl.Length > 0)
{
GdiMarkerRendering grNode = CreateByUri(styleElm.OwnerDocument,
styleElm.BaseURI, markerStartUrl) as GdiMarkerRendering;
if (grNode != null)
{
grNode.PaintMarker(renderer, gr, SvgMarkerPosition.Start, styleElm);
}
}
if (markerMiddleUrl.Length > 0)
{
// TODO markerMiddleUrl != markerStartUrl
GdiMarkerRendering grNode = CreateByUri(styleElm.OwnerDocument,
styleElm.BaseURI, markerMiddleUrl) as GdiMarkerRendering;
if (grNode != null)
{
grNode.PaintMarker(renderer, gr, SvgMarkerPosition.Mid, styleElm);
}
}
if (markerEndUrl.Length > 0)
{
// TODO: markerEndUrl != markerMiddleUrl
GdiMarkerRendering grNode = CreateByUri(styleElm.OwnerDocument,
styleElm.BaseURI, markerEndUrl) as GdiMarkerRendering;
if (grNode != null)
{
grNode.PaintMarker(renderer, gr, SvgMarkerPosition.End, styleElm);
}
}
}
}