public static bool WithinBounds(this Shape b, Point s, Point e)
{
double x, y, width, height;
if (b is Line)
{
var bl = (b as Line);
var bo = new Bounds(new Point(bl.X1, bl.Y1), new Point(bl.X2, bl.Y2));
x = bo.LowerX;
y = bo.LowerY;
width = bo.UpperX - x;
height = bo.UpperY - y;
}
else
{
x = Canvas.GetLeft(b) - 1;
y = Canvas.GetTop(b) - 1;
width = b.Width;
height = b.Height;
}
return new Rect(s, e).IntersectsWith(new Rect(x, y, width, height));
}
private void PlaceTilesBetween(Point start, Point end)
{
var b = new Bounds(start, end);
var im = new Image { Width = Gc.TILE_SIZE, Height = Gc.TILE_SIZE, Source = SelectedTileChoice.Image.Source };
for (int x = b.LowerX; x <= b.UpperX; x += Gc.TILE_SIZE)
for (int y = b.LowerY; y <= b.UpperY; y += Gc.TILE_SIZE)
{
var t = new Tile
{
Rectangle = new Rectangle
{
Width = Gc.TILE_SIZE,
Height = Gc.TILE_SIZE,
Fill = new ImageBrush(im.Source)
},
X = x / Gc.TILE_SIZE,
Y = y / Gc.TILE_SIZE,
Name = SelectedTileChoice.Name
};
Canvas.SetLeft(t.Rectangle, x);
Canvas.SetTop(t.Rectangle, y);
Canvas.SetZIndex(t.Rectangle, FLOOR_LAYER);
Map.Children.Add(t.Rectangle);
TileList.Add(t);
}
}
//TODO: Future Eric, make this not so duplicated and unreadable
public void RemoveWallsBetween(Point start, Point end)
{
var walls = Map.Children.OfType<Line>()
.Where(x => x.WithinBounds(start, end))
.ToList();
var b = new Bounds(start, end); // removal bounds
for (int i = walls.Count() - 1; i >= 0; i--)
{
var w = walls[i];
if (Math.Abs(w.X2 - w.X1) > Math.Abs(w.Y2 - w.Y1)) // is a horizontal wall
{
b.UpperX += Gc.TILE_SIZE;
if (b.LowerX <= w.X1 && b.UpperX <= w.X2) // covers only left side of wall
w.X1 = b.UpperX;
else if (b.LowerX <= w.X2 && b.LowerX > w.X1 && b.UpperX >= w.X2) // covers only right side of wall
w.X2 = b.LowerX;
else if (b.LowerX <= w.X1 && b.UpperX >= w.X2) // covers entire wall
RemoveWallOrDoorByLine(w);
else if (b.LowerX > w.X1 && b.UpperX < w.X2) // covers middle of wall
{
var oldEnd = w.X2;
w.X2 = b.LowerX;
PlaceWall(new Point(b.UpperX, w.Y1), new Point(oldEnd - Gc.TILE_SIZE, w.Y1));
}
b.UpperX -= Gc.TILE_SIZE;
}
else
{
b.UpperY += Gc.TILE_SIZE;
if (b.LowerY <= w.Y1 && b.UpperY <= w.Y2) // covers only left side of wall
w.Y1 = b.UpperY;
else if (b.LowerY <= w.Y2 && b.LowerY > w.Y1 && b.UpperY >= w.Y2) // covers only right side of wall
w.Y2 = b.LowerY;
else if (b.LowerY <= w.Y1 && b.UpperY >= w.Y2) // covers entire wall
RemoveWallOrDoorByLine(w);
else if (b.LowerY > w.Y1 && b.UpperY < w.Y2) // covers middle of wall
{
var oldEnd = w.Y2;
w.Y2 = b.LowerY;
PlaceWall(new Point(w.X1, b.UpperY), new Point(w.X1, oldEnd - Gc.TILE_SIZE));
}
b.UpperY -= Gc.TILE_SIZE;
}
if (w.X1 - w.X2 == 0 && w.Y1 - w.Y2 == 0)
RemoveWallOrDoorByLine(w);
}
}
public void PlaceWall(Point start, Point end)
{
start = start.ConvertToTilePosition(Gc.TILE_SIZE);
end = end.ConvertToTilePosition(Gc.TILE_SIZE);
var b = new Bounds(start, end).KeepBoundsWidthOf1();
//hack to add last tile of wall since walls start at 0,0 but should go the full length of last tile
if (b.LowerX == b.UpperX) b.UpperY += Gc.TILE_SIZE;
else if (b.LowerY == b.UpperY) b.UpperX += Gc.TILE_SIZE;
var w = new Wall
{
Line = new Line
{
X1 = b.LowerX,
Y1 = b.LowerY,
X2 = b.UpperX,
Y2 = b.UpperY,
Stroke = new SolidColorBrush(Colors.Gray),
StrokeThickness = 3
},
};
Canvas.SetZIndex(w.Line, WALL_LAYER);
Map.Children.Add(w.Line);
WallList.Add(w);
}
private void OnMouseMove(object sender, MouseEventArgs e)
{
var end = e.GetPosition(Map).ConvertToTilePosition(Gc.TILE_SIZE);
var start = editor.isDragging ? editor.startPoint.ConvertToTilePosition(Gc.TILE_SIZE) : end;
var b = new Bounds(start, end);
Canvas.SetLeft(editor.selectionRectangle, b.LowerX);
Canvas.SetTop(editor.selectionRectangle, b.LowerY);
if (editor.isDragging)
{
if (editor.selectedTool.IsLine)
b = b.KeepBoundsWidthOf1();
editor.selectionRectangle.Width = b.UpperX - b.LowerX + Gc.TILE_SIZE;
editor.selectionRectangle.Height = b.UpperY - b.LowerY + Gc.TILE_SIZE;
}
}
