private void pictureBox1_MouseClick(object sender, MouseEventArgs e)
{
if (!s.IsPathsEmpty() && !s.cd.IsEmpty())
{
if (p == null)
{
MessageBox.Show("Please select a class to label");
}
else
{
if (e.Button == MouseButtons.Left)
{
if (!s.isDrawing)
{
s.isDrawing = true;
s.StartPos.SetCoords(e.Location.X, e.Location.Y);
s.EndPos.SetCoords(e.Location.X, e.Location.Y);
}
else
{
s.isDrawing = false;
s.EndPos.SetCoords(e.Location.X, e.Location.Y);
MyRectangle rect = s.GetRectangle();
if (rect.Width > 0 && rect.Height > 0)
{
s.AddPair(rect, p.Color);
}
pictureBox1.Invalidate();
}
}
}
}
}
private void pictureBox1_Paint(object sender, PaintEventArgs e)
{
if (!s.IsBBoxesEmpty() && s.ImageBoxes[s.currentPic].GetCount() > 0)
{
s.DrawAll(e.Graphics);
}
else if (!s.IsPathsEmpty())
{
if (s.CrosshairsEnabled)
{
s.DrawLines(e.Graphics);
}
}
if (s.isDrawing)
{
MyRectangle mr = s.GetRectangle();
Color c = Color.FromArgb(127, p.Color.R, p.Color.G, p.Color.B);
Brush b = new SolidBrush(c);
Rectangle r = new Rectangle(mr.X, mr.Y, mr.Width, mr.Height);
e.Graphics.DrawRectangle(p, r);
e.Graphics.FillRectangle(b, r);
b.Dispose();
}
if (!s.IsPathsEmpty())
{
toolStripStatusLabel2.Text = string.Format("Name: {0}, Objects: {1} ", Path.GetFileName(s.PicturePaths[s.currentPic]), s.ImageBoxes[s.currentPic].GetCount());
}
}
/// <summary>
/// Returns the last Rectangle
/// </summary>
/// <returns>Serializable Rectangle</returns>
public MyRectangle Pop()
{
MyRectangle mr = DrawnRectangles[DrawnRectangles.Count - 1];
DrawnRectangles.RemoveAt(DrawnRectangles.Count - 1);
return(mr);
}
/// <summary>
/// Performs undo action for the given picture
/// </summary>
public void Undo()
{
if (UndoList[currentPic].DrawnRectangles.Count != 0)
{
MyRectangle r = UndoList[currentPic].Pop();
ImageBoxes[currentPic].Remove(r);
}
}
public MyRectangle GetRectangle()
{
int x = Math.Min(StartPos.X, EndPos.X);
int y = Math.Min(StartPos.Y, EndPos.Y);
int w = Math.Abs(StartPos.X - EndPos.X);
int h = Math.Abs(StartPos.Y - EndPos.Y);
MyRectangle rect = new MyRectangle(x, y, w, h);
return(rect);
}
public void AddPair(MyRectangle r, Color c)
{
ImageBoxes[currentPic].Add(r, c);
UndoList[currentPic].Push(r);
}
public void Remove(MyRectangle r)
{
BBoxes.Remove(r);
}
public void Add(MyRectangle r, Color c)
{
BBoxes[r] = c.ToArgb();
}
/// <summary>
/// Adds Rectangle on the stack
/// </summary>
/// <param name="r">Serializable Rectange</param>
public void Push(MyRectangle r)
{
DrawnRectangles.Add(r);
}