public static void DrawPotentialDoors(this Container2D <GenSpace> arr, StrokedAction <GenSpace> action)
{
DrawAction <GenSpace> check = Draw.CanDrawDoor();
StrokedAction <GenSpace> findDoors = new StrokedAction <GenSpace>();
if (action.StrokeAction != null)
{
findDoors.StrokeAction = (arr2, x, y) =>
{
if (check(arr2, x, y))
{
action.StrokeAction(arr2, x, y);
}
return(true);
};
}
if (action.UnitAction != null)
{
findDoors.UnitAction = (arr2, x, y) =>
{
if (check(arr2, x, y))
{
action.UnitAction(arr2, x, y);
}
return(true);
};
}
arr.DrawPerimeter(Draw.Not(Draw.IsType <GenSpace>(GridType.NULL)), findDoors);
}
public StrokedAction <T> Then(StrokedAction <T> rhs)
{
if (rhs == null)
{
return(rhs);
}
return(new StrokedAction <T>()
{
UnitAction = ((DrawAction <T>)UnitAction).And(rhs.UnitAction),
StrokeAction = ((DrawAction <T>)StrokeAction).And(rhs.StrokeAction)
});
}
public SquareFinder(Container2D <T> arr, int width, int height, bool tryFlipped, StrokedAction <T> tester, Bounding scope = null)
{
_arr = arr;
_width = width;
_height = height;
_tryFlipped = tryFlipped && width != height;
_tester = tester;
_scope = scope;
if (scope == null)
{
_scope = arr.Bounding;
}
}
public List <Bounding> Find()
{
List <Bounding> ret = new List <Bounding>();
if (_width >= _arr.Width || _height >= _arr.Height)
{
return(ret);
}
if (_width == 1 && _height == 1)
{
return(SingleFind());
}
// Initialize
_x = _scope.XMin;
_y = _scope.YMin;
_lastPassedX = int.MaxValue;
_lastTestedX = _scope.XMin;
_lastTestedY = _scope.YMin;
xShift = _arr.Bounding.XMin;
_lastPassedXArr = new bool[_arr.Width];
if (_tester.StrokeAction == null && _width > 3 && _height > 3)
{ // Just unit
FindSkip(ret);
}
else if (_tester.StrokeAction != null && _tester.UnitAction != null && _width > 5 && _height > 5)
{ // Unit and stroke with optimization
// Find non-stroke options, then test stroke
DrawAction <T> stroke = _tester.StrokeAction;
_tester.StrokeAction = null;
_width -= 2;
_height -= 2;
FindSkip(ret);
_width += 2;
_height += 2;
_tester.StrokeAction = stroke;
List <Bounding> retTmp = new List <Bounding>(ret);
ret.Clear();
StrokedAction <T> strokeTest = new StrokedAction <T>()
{
StrokeAction = _tester.StrokeAction
};
foreach (Bounding b in retTmp)
{
b.Expand(1);
if (_arr.DrawRect(b.XMin, b.XMax, b.YMin, b.YMax, strokeTest))
{
ret.Add(b);
}
}
}
else
{
FindNormal(ret);
}
if (_tryFlipped && ret.Count == 0)
{ // Flip and try again
_tryFlipped = false;
int tmp = _width;
_width = _height;
_height = tmp;
return(Find());
}
return(ret);
}
