public Form1()
{
InitializeComponent();
actorStripSelected = false;
lineStripSelected = false;
ellipseStripSelected = false;
Elements = new UseCaseDiagramDocument();
firstPointDragStart = Point.Empty;
dragStart = Point.Empty;
resizeDragStart = Point.Empty;
currentShape = null;
FillColor = Color.YellowGreen;
BorderColor = Color.CadetBlue;
TextColor = Color.DarkOliveGreen;
toolStripbtnFillColor.BackColor = FillColor;
toolStripbtnBorderColor.BackColor = BorderColor;
toolStripbtnTextColor.BackColor = TextColor;
startPointSelectRectangle = Point.Empty;
selectRectangle = Rectangle.Empty;
previousCtrlDown = false;
lastClickedShape = null;
toolStripHover = Color.LightGray;
toolStripNotHover = Color.WhiteSmoke;
toolStripMobile.BackColor = toolStripNotHover;
copyList = new List <IDrawable>();
toolStripbtnFillColor.ToolTipText = "Fill Color";
toolStripbtnBorderColor.ToolTipText = "Border Color";
toolStripbtnTextColor.ToolTipText = "Text Color";
undoElements = new UseCaseDiagramDocument();
undoDone = true;
redoDone = true;
}
public UseCaseDiagramDocument(UseCaseDiagramDocument obj)
{
List <IDrawable> elem = new List <IDrawable>();
foreach (IDrawable o in obj.Elements)
{
if (o is UMLElipse)
{
UMLElipse elipse = o as UMLElipse;
UMLElipse newObject = new UMLElipse(elipse);
elem.Add(newObject);
}
else if (o is Line)
{
Line line = o as Line;
Line newObject = new Line(line);
elem.Add(newObject);
}
else if (o is Actor)
{
Actor actor = o as Actor;
Actor newObject = new Actor(actor);
elem.Add(newObject);
}
}
Elements = elem;
}
public void newDocument()
{
if (MessageBox.Show("Дали сакате да отворите нов документ?", "Нов документ?", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
Elements = new UseCaseDiagramDocument();
toolStripMobile.Visible = false;
Invalidate(true);
}
}
private void cut()
{
copy();
undoElements = new UseCaseDiagramDocument(Elements);
foreach (IDrawable obj in copyList)
{
Elements.Elements.Remove(obj);
}
toolStripMobile.Visible = false;
Invalidate(true);
}
public void redo()
{
if (!redoDone)
{
redoDone = true;
undoDone = false;
undoElements = new UseCaseDiagramDocument(Elements);
Elements = new UseCaseDiagramDocument(redoElements);
redoElements = new UseCaseDiagramDocument();
toolStripMobile.Visible = false;
Invalidate(true);
}
}
public void undo()
{
if (!undoDone) //if undo is not done yet
{
undoDone = true;
redoDone = false;
redoElements = new UseCaseDiagramDocument(Elements); //save the elements for redo, deep copy
Elements = new UseCaseDiagramDocument(undoElements);
undoElements = new UseCaseDiagramDocument(); //delete the undo elements
toolStripMobile.Visible = false;
Invalidate(true); //repaint
}
}
private void open()
{
OpenFileDialog op = new OpenFileDialog();
op.Filter = "DrawU file (*.drawu)|*.drawu";
op.Title = "Open a DrawU file";
if (op.ShowDialog() == DialogResult.OK)
{
System.Runtime.Serialization.IFormatter fm = new System.Runtime.Serialization.Formatters.Binary.BinaryFormatter();
fileName = op.FileName;
FileStream sm = new FileStream(fileName, FileMode.Open);
Elements = fm.Deserialize(sm) as UseCaseDiagramDocument;
toolStripMobile.Visible = false;
}
}
private void pictureBox1_MouseUp(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Right)
{
return;
}
UseCaseDiagramDocument docCopy = new UseCaseDiagramDocument(Elements);
if (selectRectangle != Rectangle.Empty)
{
for (int x = selectRectangle.X; x < selectRectangle.X + selectRectangle.Width; x++)
{
if (docCopy.Elements.Count == 0)
{
break;
}
for (int y = selectRectangle.Y; y < selectRectangle.Y + selectRectangle.Height; y++)
{
if (docCopy.Elements.Count == 0)
{
break;
}
for (int i = docCopy.Elements.Count - 1; i >= 0; i--)
{
int index = Elements.Elements.IndexOf(docCopy.Elements[i]);
if (index != -1)
{
Elements.Elements[index].isSelected(new Point(x, y), true);
if (Elements.Elements[index].Selected)
{
docCopy.Elements.RemoveAt(i);
}
}
}
}
}
}
Invalidate(true);
startPointSelectRectangle = Point.Empty;
selectRectangle = Rectangle.Empty;
dragStart = Point.Empty;
resizeDragStart = Point.Empty;
firstPointDragStart = Point.Empty;
this.Cursor = Cursors.Default;
}
private void paste()
{
undoElements = new UseCaseDiagramDocument(Elements);
foreach (IDrawable obj in copyList)
{
obj.Selected = true;
if (obj is UMLElipse || obj is Actor)
{
obj.X += 10;
obj.Y += 10;
}
else
{
Line l = obj as Line;
l.X1 += 5;
l.Y1 += 5;
l.X2 += 5;
l.Y2 += 5;
}
Elements.Elements.Add(obj);
}
copyList = new List <IDrawable>();
Invalidate(true);
}
private void Form1_KeyDown(object sender, KeyEventArgs e)
{
if (e.Control)
{
ctrlDown = true;
}
else if (e.KeyCode == Keys.Escape)
{
unselectShapes();
unselectToolStrips();
currentShape = null;
}
else if (e.KeyCode == Keys.Left)
{
undoElements = new UseCaseDiagramDocument(Elements);
foreach (IDrawable obj in Elements.Elements)
{
if (obj.Selected)
{
obj.Move(-10, 0);
}
}
toolStripMobile.Location = new Point(toolStripMobile.Location.X - 10, toolStripMobile.Location.Y);
}
else if (e.KeyCode == Keys.Right)
{
undoElements = new UseCaseDiagramDocument(Elements);
foreach (IDrawable obj in Elements.Elements)
{
if (obj.Selected)
{
obj.Move(10, 0);
EnlargeIfNeeded(obj);
}
}
toolStripMobile.Location = new Point(toolStripMobile.Location.X + 10, toolStripMobile.Location.Y);
}
else if (e.KeyCode == Keys.Up)
{
undoElements = new UseCaseDiagramDocument(Elements);
foreach (IDrawable obj in Elements.Elements)
{
if (obj.Selected)
{
obj.Move(0, -10);
}
}
toolStripMobile.Location = new Point(toolStripMobile.Location.X, toolStripMobile.Location.Y - 10);
}
else if (e.KeyCode == Keys.Down)
{
undoElements = new UseCaseDiagramDocument(Elements);
foreach (IDrawable obj in Elements.Elements)
{
if (obj.Selected)
{
obj.Move(0, 10);
EnlargeIfNeeded(obj);
}
}
toolStripMobile.Location = new Point(toolStripMobile.Location.X, toolStripMobile.Location.Y + 10);
}
else if (e.KeyCode == Keys.Delete)
{
deleteSelected();
}
Invalidate(true);
}
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);
}