public void DoDraggedEdge()
{
if (EdgeGUI.s_DragSourceSlot != null)
{
EventType typeForControl = Event.current.GetTypeForControl(0);
if (typeForControl != EventType.MouseDrag)
{
if (typeForControl == EventType.Repaint)
{
Rect position = EdgeGUI.s_DragSourceSlot.m_Position;
Vector2 end = Event.current.mousePosition;
if (EdgeGUI.s_DropTarget != null)
{
Rect position2 = EdgeGUI.s_DropTarget.m_Position;
end = GUIClip.Clip(new Vector2(position2.x, position2.y + 9f));
}
EdgeGUI.DrawEdge(GUIClip.Clip(new Vector2(position.xMax, position.y + 9f)), end, (Texture2D)Styles.selectedConnectionTexture.image, Color.white, this.edgeStyle);
}
}
else
{
EdgeGUI.s_DropTarget = null;
this.dontDrawEdge = null;
Event.current.Use();
}
}
}
private static void DrawEdge(Edge e, Texture2D tex, Color color, EdgeGUI.EdgeStyle style)
{
Vector2 start;
Vector2 end;
EdgeGUI.GetEdgeEndPoints(e, out start, out end);
EdgeGUI.DrawEdge(start, end, tex, color, style);
}
public void DoEdges()
{
int num = 0;
int num2 = 0;
if (Event.current.type == EventType.Repaint)
{
foreach (Edge current in this.host.graph.edges)
{
if (current != this.dontDrawEdge && current != this.moveEdge)
{
Texture2D tex = (Texture2D)Styles.connectionTexture.image;
if (num < this.edgeSelection.Count && this.edgeSelection[num] == num2)
{
num++;
tex = (Texture2D)Styles.selectedConnectionTexture.image;
}
Color color = (!current.toSlot.isFlowSlot) ? EdgeGUI.kSimpleTypeEdgeColor : EdgeGUI.kFunctionEdgeColor;
if (!current.toSlot.isFlowSlot && current.toSlot.dataType.IsSubclassOf(typeof(UnityEngine.Object)))
{
color = EdgeGUI.kObjectTypeEdgeColor;
}
color *= current.color;
EdgeGUI.DrawEdge(current, tex, color, this.edgeStyle);
num2++;
}
}
}
if (EdgeGUI.s_DragSourceSlot != null && Event.current.type == EventType.MouseUp)
{
if (this.moveEdge != null)
{
this.host.graph.RemoveEdge(this.moveEdge);
this.moveEdge = null;
}
if (EdgeGUI.s_DropTarget == null)
{
this.EndDragging();
Event.current.Use();
}
}
}
private static void DrawEdge(Vector2 start, Vector2 end, Texture2D tex, Color color, EdgeGUI.EdgeStyle style)
{
if (style != EdgeGUI.EdgeStyle.Angular)
{
if (style == EdgeGUI.EdgeStyle.Curvy)
{
Vector3[] array;
Vector3[] array2;
EdgeGUI.GetCurvyConnectorValues(start, end, out array, out array2);
Handles.DrawBezier(array[0], array[1], array2[0], array2[1], color, tex, 3f);
}
}
else
{
Vector3[] array;
Vector3[] array2;
EdgeGUI.GetAngularConnectorValues(start, end, out array, out array2);
EdgeGUI.DrawRoundedPolyLine(array, array2, tex, color);
}
}
public Edge FindClosestEdge()
{
Vector2 mousePosition = Event.current.mousePosition;
float num = float.PositiveInfinity;
Edge result = null;
foreach (Edge current in this.host.graph.edges)
{
Vector2 start;
Vector2 end;
EdgeGUI.GetEdgeEndPoints(current, out start, out end);
Vector3[] array;
if (this.edgeStyle == EdgeGUI.EdgeStyle.Angular)
{
Vector3[] array2;
EdgeGUI.GetAngularConnectorValues(start, end, out array, out array2);
}
else
{
Vector3[] array2;
EdgeGUI.GetCurvyConnectorValues(start, end, out array, out array2);
}
for (int i = 0; i < array.Length; i += 2)
{
float num2 = HandleUtility.DistancePointLine(mousePosition, array[i], array[i + 1]);
if (num2 < num)
{
num = num2;
result = current;
}
}
}
if (num > 10f)
{
result = null;
}
return(result);
}
