public void OnSceneGUI()
{
if ((this.m_ActiveCollider != null) && !Tools.viewToolActive)
{
float num;
Vector2 offset = this.m_ActiveCollider.offset;
Event current = Event.current;
this.m_DeleteMode = current.command || current.control;
Transform transform = this.m_ActiveCollider.transform;
GUIUtility.keyboardControl = 0;
HandleUtility.s_CustomPickDistance = 50f;
Plane plane = new Plane(-transform.forward, Vector3.zero);
Ray ray = HandleUtility.GUIPointToWorldRay(current.mousePosition);
plane.Raycast(ray, out num);
Vector3 point = ray.GetPoint(num);
Vector2 vector3 = transform.InverseTransformPoint(point);
if ((current.type == EventType.MouseMove) || this.m_FirstOnSceneGUIAfterReset)
{
int num2;
int num3;
int num4;
float num5;
if (PolygonEditor.GetNearestPoint(vector3 - offset, out num2, out num3, out num5))
{
this.m_SelectedPath = num2;
this.m_SelectedVertex = num3;
this.m_SelectedDistance = num5;
}
else
{
this.m_SelectedPath = -1;
}
if (PolygonEditor.GetNearestEdge(vector3 - offset, out num2, out num3, out num4, out num5, this.m_LoopingCollider))
{
this.m_SelectedEdgePath = num2;
this.m_SelectedEdgeVertex0 = num3;
this.m_SelectedEdgeVertex1 = num4;
this.m_SelectedEdgeDistance = num5;
}
else
{
this.m_SelectedEdgePath = -1;
}
if (current.type == EventType.MouseMove)
{
current.Use();
}
}
else if (current.type == EventType.MouseUp)
{
this.m_LeftIntersect = false;
this.m_RightIntersect = false;
}
bool flag = false;
bool flag2 = false;
if ((this.m_SelectedPath != -1) && (this.m_SelectedEdgePath != -1))
{
Vector2 vector4;
PolygonEditor.GetPoint(this.m_SelectedPath, this.m_SelectedVertex, out vector4);
vector4 += offset;
float num6 = HandleUtility.GetHandleSize(transform.TransformPoint((Vector3)vector4)) * 0.2f;
flag2 = this.m_SelectedEdgeDistance < (this.m_SelectedDistance - num6);
flag = !flag2;
}
else if (this.m_SelectedPath != -1)
{
flag = true;
}
else if (this.m_SelectedEdgePath != -1)
{
flag2 = true;
}
if (this.m_DeleteMode && flag2)
{
flag2 = false;
flag = true;
}
bool flag3 = false;
if (flag2 && !this.m_DeleteMode)
{
Vector2 vector6;
Vector2 vector7;
PolygonEditor.GetPoint(this.m_SelectedEdgePath, this.m_SelectedEdgeVertex0, out vector6);
PolygonEditor.GetPoint(this.m_SelectedEdgePath, this.m_SelectedEdgeVertex1, out vector7);
vector6 += offset;
vector7 += offset;
Vector3 start = transform.TransformPoint((Vector3)vector6);
Vector3 end = transform.TransformPoint((Vector3)vector7);
start.z = end.z = 0f;
Handles.color = Color.green;
Vector3[] points = new Vector3[] { start, end };
Handles.DrawAAPolyLine((float)4f, points);
Handles.color = Color.white;
Vector2 vector10 = this.GetNearestPointOnEdge(transform.TransformPoint((Vector3)vector3), start, end);
EditorGUI.BeginChangeCheck();
float handleSize = HandleUtility.GetHandleSize((Vector3)vector10) * 0.04f;
Handles.color = Color.green;
vector10 = Handles.Slider2D((Vector3)vector10, new Vector3(0f, 0f, 1f), new Vector3(1f, 0f, 0f), new Vector3(0f, 1f, 0f), handleSize, new Handles.DrawCapFunction(Handles.DotCap), Vector3.zero);
Handles.color = Color.white;
if (EditorGUI.EndChangeCheck())
{
PolygonEditor.InsertPoint(this.m_SelectedEdgePath, this.m_SelectedEdgeVertex1, ((Vector2)((vector6 + vector7) / 2f)) - offset);
this.m_SelectedPath = this.m_SelectedEdgePath;
this.m_SelectedVertex = this.m_SelectedEdgeVertex1;
this.m_SelectedDistance = 0f;
flag = true;
flag3 = true;
}
}
if (flag)
{
Vector2 vector11;
PolygonEditor.GetPoint(this.m_SelectedPath, this.m_SelectedVertex, out vector11);
vector11 += offset;
Vector3 world = transform.TransformPoint((Vector3)vector11);
world.z = 0f;
Vector2 a = HandleUtility.WorldToGUIPoint(world);
float num8 = HandleUtility.GetHandleSize(world) * 0.04f;
if (((this.m_DeleteMode && (current.type == EventType.MouseDown)) && (Vector2.Distance(a, Event.current.mousePosition) < 50f)) || this.DeleteCommandEvent(current))
{
if ((current.type != EventType.ValidateCommand) && (PolygonEditor.GetPointCount(this.m_SelectedPath) > this.m_MinPathPoints))
{
PolygonEditor.RemovePoint(this.m_SelectedPath, this.m_SelectedVertex);
this.Reset();
flag3 = true;
}
current.Use();
}
EditorGUI.BeginChangeCheck();
Handles.color = !this.m_DeleteMode ? Color.green : Color.red;
Vector3 position = Handles.Slider2D(world, new Vector3(0f, 0f, 1f), new Vector3(1f, 0f, 0f), new Vector3(0f, 1f, 0f), num8, new Handles.DrawCapFunction(Handles.DotCap), Vector3.zero);
Handles.color = Color.white;
if (EditorGUI.EndChangeCheck() && !this.m_DeleteMode)
{
vector11 = transform.InverseTransformPoint(position) - offset;
PolygonEditor.TestPointMove(this.m_SelectedPath, this.m_SelectedVertex, vector11, out this.m_LeftIntersect, out this.m_RightIntersect, this.m_LoopingCollider);
PolygonEditor.SetPoint(this.m_SelectedPath, this.m_SelectedVertex, vector11);
flag3 = true;
}
if (!flag3)
{
this.DrawEdgesForSelectedPoint(position, transform, this.m_LeftIntersect, this.m_RightIntersect, this.m_LoopingCollider);
}
}
if (flag3)
{
Undo.RecordObject(this.m_ActiveCollider, "Edit Collider");
PolygonEditor.ApplyEditing(this.m_ActiveCollider);
}
if (this.DeleteCommandEvent(current))
{
Event.current.Use();
}
this.m_FirstOnSceneGUIAfterReset = false;
}
}
