Exemple #1
0
        private void MouseControlOverObjects()
        {
            #region If over a window, exit out

            Cursor cursor = GuiManager.Cursor;

            if (cursor.WindowOver != null)
            {
                return;
            }
            #endregion

            // See if the mouse is over anything
            PositionedObject objectOver = GetObjectOver();

            #region Cursor Push
            if (GuiManager.Cursor.PrimaryPush)
            {
                mObjectGrabbed = objectOver;

                if (mObjectGrabbed != null)
                {
                    PositionedObjectMover.SetStartPosition(mObjectGrabbed);
                }

                if (mObjectGrabbed == null)
                {
                    SelectObject <Sprite>(null, mCurrentSprites);
                    SelectObject <Text>(null, mCurrentTexts);
                }
                else if (SpriteGrabbed != null)
                {
                    SelectObject(SpriteGrabbed, mCurrentSprites);
                }
                else if (SpriteFrameGrabbed != null)
                {
                    SelectObject(SpriteFrameGrabbed, mCurrentSpriteFrames);
                }
                else if (PositionedModelGrabbed != null)
                {
                    SelectObject(PositionedModelGrabbed, mCurrentPositionedModels);
                }
                else if (TextGrabbed != null)
                {
                    SelectObject(TextGrabbed, mCurrentTexts);
                }
            }
            #endregion

            #region Cursor Down (Drag)

            if (cursor.PrimaryDown)
            {
                PerformDraggingObjectControl();
            }

            #endregion

            #region Cursor Click

            if (cursor.PrimaryClick)
            {
                cursor.StaticPosition = false;
            }
            #endregion
        }
        /// <summary>
        /// Controls selecting new Shapes and performing move, scale, and rotate (when appropriate).
        /// </summary>
        #endregion
        private void CursorControlOverShapes()
        {
            if (GuiManager.DominantWindowActive)
            {
                return;
            }


            Cursor cursor = GuiManager.Cursor;

            #region Pushing selects and grabs a Shape or the corner of a Polygon
            if (cursor.PrimaryPush)
            {
                #region If the user has not interacted with the corners then see check for grabbing any Shapes

                if (mReactiveHud.HasPolygonEdgeGrabbed == false)
                {
                    mObjectGrabbed = GetShapeOver(cursor.PrimaryDoublePush);

                    ShowErrorIfObjectCanNotBeGrabbed();

                    // If the object is not null store its original position.  This will be used
                    // for SHIFT+drag which allows movement only on one axis.
                    if (mObjectGrabbed != null)
                    {
                        PositionedObjectMover.SetStartPosition(mObjectGrabbed);
                    }

                    cursor.SetObjectRelativePosition(mObjectGrabbed);

                    if (PolygonGrabbed != null)
                    {
                        UndoManager.AddToWatch(PolygonGrabbed);
                        SelectPolygon(PolygonGrabbed);
                    }

                    if (AxisAlignedCubeGrabbed != null)
                    {
                        UndoManager.AddToWatch(AxisAlignedCubeGrabbed);
                        SelectAxisAlignedCube(AxisAlignedCubeGrabbed);
                    }

                    if (AxisAlignedRectangleGrabbed != null)
                    {
                        UndoManager.AddToWatch(AxisAlignedRectangleGrabbed);
                        SelectAxisAlignedRectangle(AxisAlignedRectangleGrabbed);
                    }
                    if (CircleGrabbed != null)
                    {
                        UndoManager.AddToWatch(CircleGrabbed);
                        SelectCircle(CircleGrabbed);
                    }
                    if (SphereGrabbed != null)
                    {
                        UndoManager.AddToWatch(SphereGrabbed);
                        SelectSphere(SphereGrabbed);
                    }

                    if (mObjectGrabbed == null)
                    {
                        DeselectAll();
                    }
                }

                #endregion
            }
            #endregion

            #region Holding the button down can be used to drag objects
            if (cursor.PrimaryDown)
            {
                PerformDraggingUpdate();
            }
            #endregion

            #region Clicking (releasing) the mouse lets go of grabbed Polygons

            if (cursor.PrimaryClick)
            {
                if (PolygonGrabbed != null)
                {
                    UndoManager.RecordUndos <Polygon>();
                    UndoManager.ClearObjectsWatching <Polygon>();
                }

                if (AxisAlignedRectangleGrabbed != null)
                {
                    UndoManager.RecordUndos <AxisAlignedRectangle>();
                    UndoManager.ClearObjectsWatching <AxisAlignedRectangle>();
                }

                if (AxisAlignedCubeGrabbed != null)
                {
                    UndoManager.RecordUndos <AxisAlignedCube>();
                    UndoManager.ClearObjectsWatching <AxisAlignedCube>();
                }

                if (CircleGrabbed != null)
                {
                    UndoManager.RecordUndos <Circle>();
                    UndoManager.ClearObjectsWatching <Circle>();
                }

                if (SphereGrabbed != null)
                {
                    UndoManager.RecordUndos <Sphere>();
                    UndoManager.ClearObjectsWatching <Sphere>();
                }

                mObjectGrabbed = null;

                cursor.StaticPosition = false;

                cursor.ObjectGrabbed = null;
            }

            #endregion
        }