Example #1
0
        public static bool SelectPoints(IEditablePoint points, Transform cloudTransform, ref List <int> selection, bool firstSelect)
        {
            int  controlID = GUIUtility.GetControlID(FocusType.Passive);
            bool result;

            if (Event.current.alt && Event.current.type != EventType.Repaint)
            {
                result = false;
            }
            else
            {
                bool  flag    = false;
                Event current = Event.current;
                switch (current.GetTypeForControl(controlID))
                {
                case EventType.MouseDown:
                    if ((HandleUtility.nearestControl == controlID || firstSelect) && current.button == 0)
                    {
                        if (!current.shift && !EditorGUI.actionKey)
                        {
                            selection.Clear();
                            flag = true;
                        }
                        PointEditor.s_SelectionStart         = new List <int>(selection);
                        GUIUtility.hotControl                = controlID;
                        PointEditor.s_StartMouseDragPosition = current.mousePosition;
                        PointEditor.s_StartDragSelection     = new List <int>(selection);
                        current.Use();
                    }
                    break;

                case EventType.MouseUp:
                    if (GUIUtility.hotControl == controlID && current.button == 0)
                    {
                        if (!PointEditor.s_DidDrag)
                        {
                            int num = PointEditor.FindNearest(PointEditor.s_StartMouseDragPosition, cloudTransform, points);
                            if (num != -1)
                            {
                                if (!current.shift && !EditorGUI.actionKey)
                                {
                                    selection.Add(num);
                                }
                                else
                                {
                                    int num2 = selection.IndexOf(num);
                                    if (num2 != -1)
                                    {
                                        selection.RemoveAt(num2);
                                    }
                                    else
                                    {
                                        selection.Add(num);
                                    }
                                }
                            }
                            GUI.changed = true;
                            flag        = true;
                        }
                        PointEditor.s_StartDragSelection     = null;
                        PointEditor.s_StartMouseDragPosition = Vector2.zero;
                        PointEditor.s_DidDrag = false;
                        GUIUtility.hotControl = 0;
                        current.Use();
                    }
                    break;

                case EventType.MouseDrag:
                    if (GUIUtility.hotControl == controlID && current.button == 0)
                    {
                        PointEditor.s_DidDrag = true;
                        selection.Clear();
                        selection.AddRange(PointEditor.s_StartDragSelection);
                        Rect      rect   = PointEditor.FromToRect(PointEditor.s_StartMouseDragPosition, current.mousePosition);
                        Matrix4x4 matrix = Handles.matrix;
                        Handles.matrix = cloudTransform.localToWorldMatrix;
                        for (int i = 0; i < points.Count; i++)
                        {
                            Vector2 point = HandleUtility.WorldToGUIPoint(points.GetPosition(i));
                            if (rect.Contains(point))
                            {
                                if (EditorGUI.actionKey)
                                {
                                    if (PointEditor.s_SelectionStart.Contains(i))
                                    {
                                        selection.Remove(i);
                                    }
                                }
                                else if (!PointEditor.s_SelectionStart.Contains(i))
                                {
                                    selection.Add(i);
                                }
                            }
                        }
                        Handles.matrix = matrix;
                        GUI.changed    = true;
                        current.Use();
                    }
                    break;

                case EventType.Repaint:
                    if (GUIUtility.hotControl == controlID && current.mousePosition != PointEditor.s_StartMouseDragPosition)
                    {
                        GUIStyle gUIStyle = "SelectionRect";
                        Handles.BeginGUI();
                        gUIStyle.Draw(PointEditor.FromToRect(PointEditor.s_StartMouseDragPosition, current.mousePosition), false, false, false, false);
                        Handles.EndGUI();
                    }
                    break;

                case EventType.Layout:
                    HandleUtility.AddDefaultControl(controlID);
                    break;
                }
                if (flag)
                {
                    selection = selection.Distinct <int>().ToList <int>();
                }
                result = flag;
            }
            return(result);
        }
Example #2
0
        public static bool SelectPoints(IEditablePoint points, Transform cloudTransform, ref List <int> selection, bool firstSelect)
        {
            int controlId = GUIUtility.GetControlID(FocusType.Passive);

            if (Event.current.alt && Event.current.type != EventType.Repaint)
            {
                return(false);
            }
            bool  flag    = false;
            Event current = Event.current;

            switch (current.GetTypeForControl(controlId))
            {
            case EventType.MouseDown:
                if ((HandleUtility.nearestControl == controlId || firstSelect) && current.button == 0)
                {
                    if (!current.shift && !EditorGUI.actionKey)
                    {
                        selection.Clear();
                        flag = true;
                    }
                    GUIUtility.hotControl = controlId;
                    PointEditor.s_StartMouseDragPosition = current.mousePosition;
                    PointEditor.s_StartDragSelection     = new List <int>((IEnumerable <int>)selection);
                    current.Use();
                    break;
                }
                break;

            case EventType.MouseUp:
                if (GUIUtility.hotControl == controlId && current.button == 0)
                {
                    if (!PointEditor.s_DidDrag)
                    {
                        int nearest = PointEditor.FindNearest(PointEditor.s_StartMouseDragPosition, cloudTransform, points);
                        if (nearest != -1)
                        {
                            if (!current.shift && !EditorGUI.actionKey)
                            {
                                selection.Add(nearest);
                            }
                            else
                            {
                                int index = selection.IndexOf(nearest);
                                if (index != -1)
                                {
                                    selection.RemoveAt(index);
                                }
                                else
                                {
                                    selection.Add(nearest);
                                }
                            }
                        }
                        GUI.changed = true;
                        flag        = true;
                    }
                    PointEditor.s_StartDragSelection     = (List <int>)null;
                    PointEditor.s_StartMouseDragPosition = Vector2.zero;
                    PointEditor.s_DidDrag = false;
                    GUIUtility.hotControl = 0;
                    current.Use();
                    break;
                }
                break;

            case EventType.MouseDrag:
                if (GUIUtility.hotControl == controlId && current.button == 0)
                {
                    PointEditor.s_DidDrag = true;
                    selection.Clear();
                    selection.AddRange((IEnumerable <int>)PointEditor.s_StartDragSelection);
                    Rect      rect   = PointEditor.FromToRect(PointEditor.s_StartMouseDragPosition, current.mousePosition);
                    Matrix4x4 matrix = Handles.matrix;
                    Handles.matrix = cloudTransform.localToWorldMatrix;
                    for (int idx = 0; idx < points.Count; ++idx)
                    {
                        Vector2 guiPoint = HandleUtility.WorldToGUIPoint(points.GetPosition(idx));
                        if (rect.Contains(guiPoint))
                        {
                            selection.Add(idx);
                        }
                    }
                    Handles.matrix = matrix;
                    GUI.changed    = true;
                    current.Use();
                    break;
                }
                break;

            case EventType.Repaint:
                if (GUIUtility.hotControl == controlId && current.mousePosition != PointEditor.s_StartMouseDragPosition)
                {
                    GUIStyle guiStyle = (GUIStyle)"SelectionRect";
                    Handles.BeginGUI();
                    guiStyle.Draw(PointEditor.FromToRect(PointEditor.s_StartMouseDragPosition, current.mousePosition), false, false, false, false);
                    Handles.EndGUI();
                    break;
                }
                break;

            case EventType.Layout:
                HandleUtility.AddDefaultControl(controlId);
                break;
            }
            selection = selection.Distinct <int>().ToList <int>();
            return(flag);
        }