Пример #1
0
        private void pictureBox1_MouseDown(object sender, MouseEventArgs e)
        {
            if (e.Button == MouseButtons.Right)
            {
                return;
            }
            if (currentShape != null)
            {
                undoElements = new UseCaseDiagramDocument(Elements);
                undoDone     = false;
                unselectShapes();
                currentShape.Selected = true;
                Elements.Add(currentShape);
                EnlargeIfNeeded(currentShape);
                currentShape = null;
                unselectToolStrips();
            }
            else
            {
                bool Moveflag        = false;
                bool resizeFlag      = false;
                bool lineFirstPoint  = false;
                bool anyShapeClicked = false;
                foreach (IDrawable obj in Elements.Elements)
                {
                    if (obj.IsFirstPointClicked(e.Location) && !ctrlDown)
                    {
                        undoElements        = new UseCaseDiagramDocument(Elements);
                        undoDone            = false;
                        firstPointDragStart = e.Location;
                        lineFirstPoint      = true;
                    }
                    else if (obj.IsResizeSquareClicked(e.Location) && !ctrlDown)
                    {
                        undoElements    = new UseCaseDiagramDocument(Elements);
                        undoDone        = false;
                        resizeDragStart = e.Location;
                        resizeFlag      = true;
                    }
                    else if (obj.Selected && obj.isClicked(e.Location) && !ctrlDown)
                    {
                        undoElements = new UseCaseDiagramDocument(Elements);
                        undoDone     = false;
                        Moveflag     = true;
                    }
                }
                if (!resizeFlag && !lineFirstPoint)
                {
                    if (Moveflag)
                    {
                        undoElements = new UseCaseDiagramDocument(Elements);
                        undoDone     = false;
                        dragStart    = e.Location;
                        this.Cursor  = Cursors.SizeAll;
                    }
                    else
                    {
                        Elements.Selected(e.Location, ctrlDown);
                    }
                }
                if (!ctrlDown && !Moveflag && !resizeFlag)
                {
                    foreach (IDrawable obj in Elements.Elements)
                    {
                        obj.isSelected(e.Location, false);
                        if (obj.Selected)
                        {
                            anyShapeClicked         = true;
                            previouslyShapeSelected = true;
                        }
                    }
                    if (!anyShapeClicked)
                    {
                        startPointSelectRectangle = e.Location;
                    }
                }
            }

            lastClickedShape = null;
            foreach (IDrawable obj in Elements.Elements)
            {
                if (obj.isClicked(e.Location))
                {
                    lastClickedShape = obj;
                }
            }
            if (lastClickedShape != null)
            {
                Point location = new Point(lastClickedShape.X, lastClickedShape.Y - 30);
                location.X -= panel1.HorizontalScroll.Value;
                location.Y -= panel1.VerticalScroll.Value;
                location.X  = Math.Max(location.X, 0);
                toolStripMobile.Location              = location;
                toolStripMobileChangeText.Text        = lastClickedShape.Text;
                toolStripMobilecbBorderWidth.Text     = lastClickedShape.BorderWidth.ToString();
                toolStripMobilebtnBorderColor.Enabled = true;
                toolStripMobilebtnFillColor.Enabled   = true;
                if (lastClickedShape.GetType() == typeof(Actor))
                {
                    toolStripMobilebtnBorderColor.Enabled = false;
                    toolStripMobilebtnFillColor.Enabled   = false;
                }
                else if (lastClickedShape.GetType() == typeof(Line))
                {
                    toolStripMobilebtnFillColor.Enabled = false;
                }
                toolStripMobile.Visible = true;
            }
            else
            {
                toolStripMobile.Visible = false;
            }

            Invalidate(true);
        }