示例#1
0
        private void deleteToolStripMenuItem_Click(object sender, EventArgs e)
        {
            CommandDelete command = new CommandDelete(drawArea.GraphicsList);

            if (drawArea.GraphicsList.DeleteSelection())
            {
                drawArea.SetDirty();
                drawArea.Refresh();
                drawArea.AddCommandToHistory(command);
            }
        }
示例#2
0
        /// <summary>
        /// Add new object to draw area.
        /// Function is called when user left-clicks draw area,
        /// and one of ToolObject-derived tools is active.
        /// </summary>
        /// <param name="drawArea"></param>
        /// <param name="o"></param>
        protected void AddNewObject(DrawArea drawArea, DrawObject o)
        {
            drawArea.GraphicsList.UnselectAll();

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

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

            drawArea.SetDirty();
        }
示例#3
0
        /// <summary>
        /// Add new object to draw area.
        /// Function is called when user left-clicks draw area,
        /// and one of ToolObject-derived tools is active.
        /// </summary>
        /// <param name="drawArea"></param>
        /// <param name="o"></param>
        protected void AddNewObject(DrawArea drawArea, DrawObject o)
        {
            drawArea.GraphicsList.UnselectAll();

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

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

            drawArea.SetDirty();
        }
示例#4
0
        /// <summary>
        /// Mouse is moved.
        /// None button is pressed, or left button is pressed.
        /// </summary>
        /// <param name="drawArea"></param>
        /// <param name="e"></param>
        public override void OnMouseMove(DrawArea drawArea, MouseEventArgs e)
        {
            Point pointscroll = GetEventPointInArea(drawArea, e);
            Point oldPoint    = lastPoint;

            wasMove = true;

            // 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(pointscroll);

                    if (n > 0)
                    {
                        cursor = drawArea.GraphicsList[i].GetHandleCursor(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
            int dx = e.X - lastPoint.X;
            int dy = e.Y - lastPoint.Y;

            lastPoint.X = e.X;
            lastPoint.Y = e.Y;

            // resize
            if (selectMode == SelectionMode.Size)
            {
                if (resizedObject != null)
                {
                    resizedObject.MoveHandleTo(pointscroll, resizedObjectHandle);
                    drawArea.SetDirty();
                    drawArea.Refresh();
                    drawArea.GraphicsList.Dirty = true;
                }
            }

            // move
            if (selectMode == SelectionMode.Move)
            {
                foreach (DrawObject o in drawArea.GraphicsList.Selection)
                {
                    o.Move(dx, dy);
                }

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

            if (selectMode == SelectionMode.NetSelection)
            {
                // Remove old selection rectangle
                ControlPaint.DrawReversibleFrame(
                    drawArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, oldPoint)),
                    Color.Black,
                    FrameStyle.Dashed);

                // Draw new selection rectangle
                ControlPaint.DrawReversibleFrame(
                    drawArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, new Point(e.X, e.Y))),
                    Color.Black,
                    FrameStyle.Dashed);

                return;
            }
        }
示例#5
0
        public override void OnMouseMove(DrawArea drawArea, MouseEventArgs e)
        {
            var point = new Point(e.X, e.Y);

            // óñòàíîâêà êóðñîðà, êîãäà ìûøü íå çàæàòà
            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;
            }

            // íàæàòèå ëåâîé êíîïêè

            // ðàçíèöà ìåæäó ïðåä. è òåê. ïîçèöèåé
            float dx = e.X - _lastPoint.X;
            float dy = e.Y - _lastPoint.Y;

            _lastPoint.X = e.X;
            _lastPoint.Y = e.Y;

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

            // ñäâèã
            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 = DrawRectangle.GetNormalizedRectangle(_startPoint, _lastPoint);
                drawArea.Refresh();
                return;
            }
        }
示例#6
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(DrawArea drawArea, MouseEventArgs e)
        {
            Point point = new Point(e.X, e.Y);

            // 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 (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
            int dx = e.X - lastPoint.X;
            int dy = e.Y - lastPoint.Y;

            lastPoint.X = e.X;
            lastPoint.Y = e.Y;

            // 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 = DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint);
                drawArea.Refresh();
                return;
            }
        }