private void AddMarker(Marker svgElement, string attributeName, bool isendarrow)
{
if (svgElement != null)
{
SvgDocument fadde1 = base.svgElement.OwnerDocument;
bool flag1 = fadde1.AcceptChanges;
string text1 = svgElement.GetAttribute("id").Trim();
string text2 = string.Empty;
if (text1.Length > 0)
{
if (isendarrow)
{
text1 = "end" + text1;
}
else
{
text1 = "start" + text1;
}
}
text2 = "url(#" + text1 + ")";
if (text1.Length == 0)
{
text2 = string.Empty;
}
string text3 = (base.svgElement as SvgElement).GetAttribute(attributeName);
if (text2 != text3)
{
string[] textArray1 = new string[] { "marker" };
Marker cfb1 = NodeFunc.GetRefNode(text1, fadde1) as Marker;
if (cfb1 == null)
{
cfb1 = svgElement;
if (isendarrow)
{
//fadde1.AcceptChanges = false;
for (int num1 = 0; num1 < cfb1.GraphList.Count; num1++)
{
SvgElement facbce1 = cfb1.GraphList[num1] as SvgElement;
if (facbce1 != null)
{
string text4 = facbce1.GetAttribute("transform");
text4 = "matrix(-1,0,0,1,0,0) " + text4;
facbce1.SetAttribute("transform", text4);
text4 = null;
}
}
}
cfb1.SetAttribute("id", text1);
fadde1.AddDefsElement(cfb1);
}
AttributeFunc.SetAttributeValue(base.svgElement, attributeName, text2);
}
fadde1.AcceptChanges = flag1;
}
}
protected void PaintMarkers(Graphics g)
{
string markerStartUrl = extractMarkerUrl(this.GetAttribute("marker-start"));
string markerEndUrl = extractMarkerUrl(this.GetAttribute("marker-end"));
PointF[] points1 = this.Points.Clone() as PointF[];
int num1 = 0;
int num11 = 1;
int num3 = 0;
int num33 = 1;
if (points1.Length > 3)
{
num33 = points1.Length - 1;
num3 = num33 - 1;
}
base.GraphTransform.Matrix.TransformPoints(points1);
float angle = 0f;//(float)(180*Math.Atan2(points1[1].Y - points1[0].Y,points1[1].X-points1[0].X)/Math.PI);
GraphicsContainer container1 = g.BeginContainer();
Marker element1;
if (markerStartUrl.Length > 0)
{
angle = (float)(180 * Math.Atan2(points1[num11].Y - points1[num1].Y, points1[num11].X - points1[num1].X) / Math.PI);
element1 = (Marker)NodeFunc.GetRefNode(markerStartUrl, this.OwnerDocument);
if (element1 is Marker)
{
((Marker)element1).GraphTransform.Matrix = new Matrix();
Matrix matrix1 = ((Marker)element1).MarkerTransForm;
matrix1.Rotate(angle);
matrix1.Translate(points1[num1].X, points1[num1].Y, MatrixOrder.Append);
element1.GraphStroke = this.GraphStroke;
element1.IsMarkerChild = true;
((Marker)element1).Draw(g, 0);
}
}
if (markerEndUrl.Length > 0)
{
angle = (float)(180 * Math.Atan2(points1[num33].Y - points1[num3].Y, points1[num33].X - points1[num3].X) / Math.PI);
element1 = (Marker)NodeFunc.GetRefNode(markerEndUrl, this.OwnerDocument);
if (element1 is Marker)
{
((Marker)element1).GraphTransform.Matrix = new Matrix();
Matrix matrix1 = ((Marker)element1).MarkerTransForm;
matrix1.Rotate(angle);
matrix1.Translate(points1[num33].X, points1[num33].Y, MatrixOrder.Append);
element1.GraphStroke = this.GraphStroke;
element1.IsMarkerChild = true;
((Marker)element1).Draw(g, 0);
}
}
g.EndContainer(container1);
}
protected void PaintMarkers(Graphics g)
{
string markerStartUrl = extractMarkerUrl(this.GetAttribute("marker-start"));
string markerMiddleUrl = extractMarkerUrl(this.GetAttribute("marker-mid"));
string markerEndUrl = extractMarkerUrl(this.GetAttribute("marker-end"));
PointF pt0 = new PointF(this.X1, this.Y1);
PointF pt1 = new PointF(this.X2, this.Y2);
PointF pt2 = new PointF((this.X1 + this.X2) / 2, (this.Y1 + this.Y2) / 2);
PointF[] points1 = new PointF[] { pt0, pt1, pt2 };
int num1 = 0;
int num11 = 1;
// int num2 = 2;
// int num22 = 1;
int num3 = 0;
int num33 = 1;
if (this is ConnectLine)
{
PointF[] points2 = this.GPath.PathPoints.Clone() as PointF[];
points1 = points2;
if (points2.Length > 3)
{
// points1 = points2;
num33 = points1.Length - 1;
num3 = num33 - 1;
}
}
base.GraphTransform.Matrix.TransformPoints(points1);
float angle = 0f; //(float)(180*Math.Atan2(points1[1].Y - points1[0].Y,points1[1].X-points1[0].X)/Math.PI);
GraphicsContainer container1 = g.BeginContainer();
Marker element1;
if (markerStartUrl.Length > 0)
{
angle = (float)(180 * Math.Atan2(points1[num11].Y - points1[num1].Y, points1[num11].X - points1[num1].X) / Math.PI);
element1 = (Marker)NodeFunc.GetRefNode(markerStartUrl, this.OwnerDocument);
if (element1 is Marker)
{
((Marker)element1).GraphTransform.Matrix = new Matrix();
Matrix matrix1 = ((Marker)element1).MarkerTransForm;
matrix1.Rotate(angle);
matrix1.Translate(points1[num1].X, points1[num1].Y, MatrixOrder.Append);
element1.GraphStroke = this.GraphStroke;
element1.IsMarkerChild = true;
((Marker)element1).Draw(g, 0);
}
}
if (markerMiddleUrl.Length > 0)
{
element1 = (Marker)NodeFunc.GetRefNode(markerMiddleUrl, this.OwnerDocument);
if (element1 is IGraph)
{
((Marker)element1).GraphTransform.Matrix = new Matrix();
Matrix matrix1 = ((Marker)element1).MarkerTransForm;
matrix1.Rotate(angle);
matrix1.Translate(points1[2].X, points1[2].Y, MatrixOrder.Append);
element1.GraphStroke = this.GraphStroke;
element1.IsMarkerChild = true;
((IGraph)element1).Draw(g, 0);
}
}
if (markerEndUrl.Length > 0)
{
angle = (float)(180 * Math.Atan2(points1[num33].Y - points1[num3].Y, points1[num33].X - points1[num3].X) / Math.PI);
element1 = (Marker)NodeFunc.GetRefNode(markerEndUrl, this.OwnerDocument);
if (element1 is IGraph)
{
((Marker)element1).GraphTransform.Matrix = new Matrix();
Matrix matrix1 = ((Marker)element1).MarkerTransForm;
matrix1.Rotate(angle);
matrix1.Translate(points1[num33].X, points1[num33].Y, MatrixOrder.Append);
element1.GraphStroke = this.GraphStroke;
element1.IsMarkerChild = true;
((IGraph)element1).Draw(g, 0);
}
}
g.EndContainer(container1);
}