예제 #1
0
 /// <summary>
 /// Mouse move - resize new polygon
 /// </summary>
 /// <param name="drawArea"></param>
 /// <param name="e"></param>
 public override void OnMouseMove(Xna2dDrawArea drawArea, MouseEventArgs e)
 {
     drawArea.Cursor = Cursor;
     if (e.Button == MouseButtons.Left)
     {
         var point = new Point(e.X, e.Y);
         _newPath.MoveHandleTo(point, _newPath.HandleCount);
         drawArea.Refresh();
     }
 }
예제 #2
0
 public override void OnMouseMove(Xna2dDrawArea drawArea, MouseEventArgs e)
 {
     drawArea.Cursor = Cursor;
     if (e.Button == MouseButtons.Left)
     {
         var point = new Point(e.X, e.Y);
         drawArea.GraphicsList[0].MoveHandleTo(point, 2);
         drawArea.Refresh();
     }
 }
예제 #3
0
        protected void AddNewObject(Xna2dDrawArea drawArea, XnaDrawObject o)
        {
            drawArea.GraphicsList.UnselectAll();

            o.Selected = true;
            drawArea.GraphicsList.Add(o);

            drawArea.Capture = true;
            drawArea.Refresh();

            drawArea.SetDirty();
        }
예제 #4
0
        /// <summary>
        /// Left mouse is released.
        /// New object is created and resized.
        /// </summary>
        /// <param name="drawArea"></param>
        /// <param name="e"></param>
        public override void OnMouseUp(Xna2dDrawArea drawArea, MouseEventArgs e)
        {
            if (drawArea.GraphicsList[0] != null)
            {
                drawArea.GraphicsList[0].Normalize();
            }

            adjustForMinimumSize(drawArea);

            drawArea.Capture = false;
            IsComplete       = true;
            drawArea.Refresh();
        }
예제 #5
0
        /// <summary>
        /// Right mouse button is released
        /// </summary>
        /// <param name="drawArea"></param>
        /// <param name="e"></param>
        public override void OnMouseUp(Xna2dDrawArea drawArea, MouseEventArgs e)
        {
            if (_selectMode == SelectionMode.NetSelection)
            {
                // Group selection
                drawArea.GraphicsList.SelectInRectangle(drawArea.NetRectangle);

                _selectMode = SelectionMode.None;
                drawArea.DrawNetRectangle = false;
            }

            if (_resizedObject != null)
            {
                // after resizing
                _resizedObject.Normalize();
                _resizedObject = null;
                drawArea.ResizeCommand(drawArea.GraphicsList.GetFirstSelected(),
                                       new Point(_startPoint.X, _startPoint.Y),
                                       new Point(drawArea.MyMouseX, drawArea.MyMouseY),
                                       _resizedObjectHandle);
            }

            drawArea.Capture = false;
            drawArea.Refresh();

            //push the command to undo/Redo list now
            if (_selectMode == SelectionMode.Move)
            {
                var movedItemsList = new ArrayList();

                for (int i = 0; i < drawArea.GraphicsList.SelectionCount; i++)
                {
                    movedItemsList.Add(drawArea.GraphicsList.GetSelectedObject(i));
                }

                var delta = new Point {
                    X = drawArea.MyMouseX - _startPoint.X, Y = drawArea.MyMouseY - _startPoint.Y
                };
                drawArea.MoveCommand(movedItemsList, delta);
            }

            IsComplete = true;
        }
예제 #6
0
        /// <summary>
        /// Mouse move - resize new polygon
        /// </summary>
        /// <param name="drawArea"></param>
        /// <param name="e"></param>
        public override void OnMouseMove(Xna2dDrawArea drawArea, MouseEventArgs e)
        {
            drawArea.Cursor = Cursor;

            if (e.Button != MouseButtons.Left)
            {
                return;
            }

            if (_newPolygon == null)
            {
                return;                 // precaution
            }
            var point    = new Point(e.X, e.Y);
            int distance = (e.X - _lastX) * (e.X - _lastX) + (e.Y - _lastY) * (e.Y - _lastY);

            try
            {
                if (distance < MinDistance)
                {
                    // Distance between last two points is less than minimum -
                    // move last point
                    _newPolygon.MoveHandleTo(point, _newPolygon.HandleCount);
                }
                else
                {
                    // Add new point
                    _newPolygon.AddPoint(point);
                    _lastX = e.X;
                    _lastY = e.Y;
                }
                drawArea.Refresh();
            }
            catch (Exception ex)
            {
                ErrH.Log("ToolPolygon", "OnMouse", ex.ToString(), ErrH._LogPriority.Info);
            }
        }
예제 #7
0
        /// <summary>
        /// Left mouse button is pressed
        /// </summary>
        /// <param name="drawArea"></param>
        /// <param name="e"></param>
        public override void OnMouseDown(Xna2dDrawArea drawArea, MouseEventArgs e)
        {
            _selectMode = SelectionMode.None;
            Point point = new Point(drawArea.MyMouseX, drawArea.MyMouseY);

            // Test for resizing (only if control is selected, cursor is on the handle)
            int n = drawArea.GraphicsList.SelectionCount;

            for (int i = 0; i < n; i++)
            {
                XnaDrawObject o            = drawArea.GraphicsList.GetSelectedObject(i);
                int           handleNumber = o.HitTest(point);
                bool          hitOnOutline = o.HitOnCircumferance;

                if (handleNumber > 0)
                {
                    _selectMode = SelectionMode.Size;

                    // keep resized object in class members
                    _resizedObject       = o;
                    _resizedObjectHandle = handleNumber;

                    // Since we want to resize only one object, unselect all other objects
                    drawArea.GraphicsList.UnselectAll();
                    o.Selected = true;
                    o.MouseClickOnHandle(handleNumber);

                    break;
                }

                if (hitOnOutline && (n == 1))     //only one item is selected
                {
                    _selectMode = SelectionMode.Size;
                    o.MouseClickOnBorder();
                    o.Selected = true;
                }
            }

            // Test for move (cursor is on the object)
            if (_selectMode == SelectionMode.None)
            {
                int           n1 = drawArea.GraphicsList.Count;
                XnaDrawObject o  = null;

                for (int i = 0; i < n1; i++)
                {
                    if (drawArea.GraphicsList[i].HitTest(point) == 0)
                    {
                        o = drawArea.GraphicsList[i];
                        break;
                    }
                }

                if (o != null)
                {
                    _selectMode = SelectionMode.Move;

                    // Unselect all if Ctrl is not pressed and clicked object is not selected yet
                    if ((Control.ModifierKeys & Keys.Control) == 0 && !o.Selected)
                    {
                        drawArea.GraphicsList.UnselectAll();
                    }

                    // Select clicked object
                    o.Selected = true;

                    drawArea.Cursor = Cursors.SizeAll;
                }
            }

            // Net selection
            if (_selectMode == SelectionMode.None)
            {
                // click on background
                if ((Control.ModifierKeys & Keys.Control) == 0)
                {
                    drawArea.GraphicsList.UnselectAll();
                }

                _selectMode = SelectionMode.NetSelection;
                drawArea.DrawNetRectangle = true;
            }

            _lastPoint.X  = drawArea.MyMouseX;
            _lastPoint.Y  = drawArea.MyMouseY;
            _startPoint.X = drawArea.MyMouseX;
            _startPoint.Y = drawArea.MyMouseY;

            drawArea.Capture      = true;
            drawArea.NetRectangle = XnaDrawRectangle.GetNormalizedRectangle(_startPoint, _lastPoint);

            drawArea.Refresh();
        }
예제 #8
0
        /// <summary>
        /// Mouse is moved.
        /// None button is pressed, ot left button is pressed.
        /// </summary>
        /// <param name="drawArea"></param>
        /// <param name="e"></param>
        public override void OnMouseMove(Xna2dDrawArea drawArea, MouseEventArgs e)
        {
            var point = new Point(drawArea.MyMouseX, drawArea.MyMouseY);

            // set cursor when mouse button is not pressed
            if (e.Button == MouseButtons.None)
            {
                Cursor cursor = null;

                for (int i = 0; i < drawArea.GraphicsList.Count; i++)
                {
                    int n = drawArea.GraphicsList[i].HitTest(point);

                    if (n > 0)
                    {
                        cursor = drawArea.GraphicsList[i].GetHandleCursor(n);
                        break;
                    }
                    if (drawArea.GraphicsList[i].HitOnCircumferance)
                    {
                        cursor = drawArea.GraphicsList[i].GetOutlineCursor(n);
                        break;
                    }
                }

                if (cursor == null)
                {
                    cursor = Cursors.Default;
                }

                drawArea.Cursor = cursor;

                return;
            }

            if (e.Button != MouseButtons.Left)
            {
                return;
            }

            // Left button is pressed

            // Find difference between previous and current position
            float dx = drawArea.MyMouseX - _lastPoint.X;
            float dy = drawArea.MyMouseY - _lastPoint.Y;

            _lastPoint.X = drawArea.MyMouseX;
            _lastPoint.Y = drawArea.MyMouseY;

            // resize
            if (_selectMode == SelectionMode.Size)
            {
                if (_resizedObject != null)
                {
                    _resizedObject.MoveHandleTo(point, _resizedObjectHandle);
                    drawArea.SetDirty();
                    drawArea.Refresh();
                }
            }

            // move
            if (_selectMode == SelectionMode.Move)
            {
                int n = drawArea.GraphicsList.SelectionCount;

                for (int i = 0; i < n; i++)
                {
                    drawArea.GraphicsList.GetSelectedObject(i).Move(dx, dy);
                }

                drawArea.Cursor = Cursors.SizeAll;
                drawArea.SetDirty();
                drawArea.Refresh();
            }

            if (_selectMode == SelectionMode.NetSelection)
            {
                drawArea.NetRectangle = XnaDrawRectangle.GetNormalizedRectangle(_startPoint, _lastPoint);
                drawArea.Refresh();
                return;
            }
        }