public PuzzleObject SelectObjectAt(int x, int y)
{
PuzzleObject obj = GetObjectAt(x, y);
if (obj != null)
{
obj.Select();
}
return(obj);
}
public void Redo()
{
var last = memory_stack.Count - 1;
if (last >= 0)
{
this.temp = memory_stack[memory_stack.Count - 1];
memory_stack.RemoveAt(memory_stack.Count - 1);
puzzle_objects.Add(temp);
Debug.WriteLine("Redo is selected");
this.Repaint();
}
}
//Disini adalah logic undo dan redo yang akan dieksekusi berada
//Bukanya lewat Visual Studio, terus klik kanan di tulisan Undo(), terus klik find All Reference
//Nha nanti dibawah bakal ada void ICanvas.Undo(), kita langsung kesana aja
public void Undo()
{
var last = puzzle_objects.Count - 1;
if (last >= 0)
{
this.temp = puzzle_objects[puzzle_objects.Count - 1];
puzzle_objects.RemoveAt(puzzle_objects.Count - 1);
memory_stack.Add(temp);
Debug.WriteLine("Undo is selected");
this.Repaint();
}
}
public virtual void Select(PuzzleObject obj)
{
}
public abstract void Draw(PuzzleObject obj);
public void AddPuzzleObject(PuzzleObject puzzle_object)
{
this.puzzle_objects.Add(puzzle_object);
}
public void RemovePuzzleObject(PuzzleObject puzzle_object)
{
this.puzzle_objects.Remove(puzzle_object);
}
public abstract bool Remove(PuzzleObject obj);
public abstract bool Add(PuzzleObject obj);
