private void canvasCreated(Dogadjaj d)
{
BitmapImage logo = new BitmapImage();
Dugme dugme = new Dugme();
dugme.PreviewMouseLeftButtonDown += new MouseButtonEventHandler(button_selected);
dugme.Width = 40;
dugme.Height = 40;
dugme.Focusable = false;
dugme.Tag = d;
dugme.ToolTip = "Oznaka: " + d.oznaka + ", Naziv: " + d.naziv;
dugme.BorderBrush = Brushes.Black;
dugme.BorderThickness = new Thickness(2);
double maxX = canvas123.Width - dugme.Width;
double maxY = canvas123.Height - dugme.Height;
if (initialized == false)
{
for (int i = 1; i < listaDog.Count; i++)
{
listaDog.ElementAt(i).Y = listaDog.ElementAt(i - 1).Y + 45 / maxY;
}
initialized = true;
}
foreach (Dogadjaj dog in listaDog)
{
if (dog.oznaka != d.oznaka && d.X == dog.X && d.Y == dog.Y)
{
d.Y = dog.Y + 45 / maxY;
break;
}
}
Canvas.SetLeft(dugme, d.X * maxX);
Canvas.SetTop(dugme, d.Y * maxY);
canvas123.Children.Add(dugme);
try
{
logo.BeginInit();
logo.UriSource = new Uri(d.ikonica);
logo.CacheOption = BitmapCacheOption.OnLoad;
logo.EndInit();
ImageBrush img = new ImageBrush(logo);
img.Stretch = Stretch.UniformToFill;
dugme.Background = img;
}
catch (FileNotFoundException e)
{
Console.WriteLine(e.StackTrace);
}
}
private void button_selected(object sender, MouseButtonEventArgs e)
{
if (!dragging)
{
dragging = true;
draggedItem = (Dugme)sender;
DragDrop.DoDragDrop(this, draggedItem, DragDropEffects.Move);
e.Handled = true;
}
}
private void Canvas_Drop(object sender, DragEventArgs e)
{
base.OnDrop(e);
if (draggedItem != null)
{
double maxX = canvas123.Width - 65;
double maxY = canvas123.Height - 65;
Point p = e.GetPosition(canvas123);
if ((p.Y + 32.5 <= canvas123.Height && p.Y - 32.5 >= 0) && (p.X + 32.5 <= canvas123.Width && p.X - 32.5 >= 0))
{
foreach (Dogadjaj d in listaDog)
{
if (d == draggedItem.Tag)
{
foreach (Dogadjaj d1 in listaDog)
{
if (d1 != d)
{
if (Math.Round(d1.X, 1) == Math.Round(d.X, 1) && Math.Round(d1.Y, 1) == Math.Round(d.Y, 1))
{
if (d.X == d1.X && d.Y == d1.Y)
{
d.X = d1.X + 25 / maxX;
break;
}
else if (d.X < d1.X && d.Y < d1.Y)
{
d.X = d1.X - 25 / maxX;
d.Y = d1.Y - 25 / maxY;
break;
}
else if (d.X > d1.X && d.Y < d1.Y)
{
d.X = d1.X + 25 / maxX;
d.Y = d1.Y - 25 / maxY;
break;
}
else if (d.X > d1.X && d.Y > d1.Y)
{
d.X = d1.X + 25 / maxX;
d.Y = d1.Y + 25 / maxY;
break;
}
else
{
d.X = d1.X - 25 / maxX;
d.Y = d1.Y + 25 / maxY;
break;
}
}
else
{
d.X = (p.X - 32.5) / maxX;
d.Y = (p.Y - 32.5) / maxY;
}
}
}
}
}
}
canvas123.Children.Clear();
foreach (Dogadjaj d in listaDog)
{
canvasCreated(d);
}
draggedItem = null;
dragging = false;
}
e.Handled = true;
}
