def __init__(self, x_shift: int=0, y_shift: int=0):
super().__init__()
self._cfg: Config = Config()
self._x_shift: int = x_shift
self._y_shift: int = y_shift
self._screen: pg.Surface = pg.display.get_surface()
self._highlighted_edge = None
# Create the dots (a 2D list of Dot objects)
self._dots: list[list[Dot]] = []
for r in range(0, self._cfg.CELL_ROWS + 1):
row = []
for c in range(0, self._cfg.CELL_COLS + 1):
dot = Dot(
((self._cfg.DOT_DIA + self._cfg.CELL_WIDTH) * c
+ self._cfg.GUTTER_WIDTH + self._x_shift,
(self._cfg.DOT_DIA + self._cfg.CELL_HEIGHT) * r
+ self._cfg.GUTTER_WIDTH + self._y_shift),
(self._cfg.DOT_DIA, self._cfg.DOT_DIA),
BLACK
)
row.append(dot)
dot.draw()
self._dots.append(row)
# Create the cells (a 2D list of Cell objects)
self._cells: list[list[Cell]] = []
for r in range(0, self._cfg.CELL_ROWS):
row = []
for c in range(0, self._cfg.CELL_COLS):
cell = Cell(
((c + 1) * self._cfg.DOT_DIA + c * self._cfg.CELL_WIDTH
+ self._cfg.GUTTER_WIDTH + self._x_shift,
(r + 1) * self._cfg.DOT_DIA + r * self._cfg.CELL_HEIGHT
+ self._cfg.GUTTER_WIDTH + self._y_shift),
(self._cfg.CELL_WIDTH, self._cfg.CELL_HEIGHT),
BACKGROUND_COLOR
)
row.append(cell)
cell.draw()
self._cells.append(row)
# Create the edges (a 2D list of Edge objects)
# Superrows and supercolumns are rows and columns of a collection
# of one dot, two edges, and one cell. This allows for easy grouping
# and lookup of edges based on mouse location.
self._edges: list[list[Edge]] = []
for r in range(0, self._cfg.CELL_ROWS + 1):
row = []
for c in range(0, self._cfg.CELL_COLS + 1):
h_edge, v_edge = None, None
if c < self._cfg.CELL_COLS:
# horizontal edge
h_edge = Edge(
((c + 1) * self._cfg.DOT_DIA + c * self._cfg.CELL_WIDTH
+ self._cfg.GUTTER_WIDTH + self._x_shift,
r * self._cfg.DOT_DIA + r * self._cfg.CELL_HEIGHT
+ self._cfg.GUTTER_WIDTH + self._y_shift),
(self._cfg.CELL_WIDTH, self._cfg.DOT_DIA),
EDGE_COLOR_DEFAULT
)
h_edge.draw()
# Establish cell to edge relationships - for checking whether a
# cell is captured by a user, we need to know which cells the
# edge touches. An edge always touches one or two cells. Edges
# that touch one cell are the edges that make up the exterior
# of the board.
# top superrow
if h_edge and r == 0:
h_edge.cell2 = self._cells[r][c]
self._cells[r][c].edge_top = h_edge
# bottom superrow
elif h_edge and r == self._cfg.CELL_ROWS:
h_edge.cell1 = self._cells[r-1][c]
self._cells[r-1][c].edge_bottom = h_edge
# all other superrows
elif h_edge:
h_edge.cell1 = self._cells[r-1][c]
h_edge.cell2 = self._cells[r][c]
self._cells[r][c].edge_top = h_edge
self._cells[r-1][c].edge_bottom = h_edge
if r < self._cfg.CELL_ROWS:
# vertical edge
v_edge = Edge(
(c * self._cfg.DOT_DIA + c * self._cfg.CELL_WIDTH
+ self._cfg.GUTTER_WIDTH + self._x_shift,
(r + 1) * self._cfg.DOT_DIA + r * self._cfg.CELL_HEIGHT
+ self._cfg.GUTTER_WIDTH + self._y_shift),
(self._cfg.DOT_DIA, self._cfg.CELL_HEIGHT),
EDGE_COLOR_DEFAULT
)
v_edge.draw()
# Establish cell to edge relationships - for checking whether a
# cell is captured by a user, we need to know which edges the
# cell touches. A cell always touches four edges: top, bottom,
# left and right.
# left supercolumn
if v_edge and c == 0:
v_edge.cell2 = self._cells[r][c]
self._cells[r][c].edge_left = v_edge
# right supercolumn
elif v_edge and c == self._cfg.CELL_COLS:
v_edge.cell1 = self._cells[r][c-1]
self._cells[r][c-1].edge_right = v_edge
# all other supercolumns
elif v_edge:
v_edge.cell1 = self._cells[r][c-1]
v_edge.cell2 = self._cells[r][c]
self._cells[r][c].edge_left = v_edge
self._cells[r][c-1].edge_right = v_edge
# Group the edges into tuples with (usually) two edges per
# tuple. Each tuple is stored by row,col in the edges 2-D list.
# The last column will only have the vertical edge in the tuple.
# The last row will only have the horizontal edge in the tuple.
# The last row and column will be empty.
# Each member of the tuple is a dict that stores a reference to
# the pg.Rect that represents the edge, its capture status, and
# a tuple of cells it touches.
if h_edge and v_edge:
row.append((h_edge, v_edge))
elif h_edge: # bottom row
row.append((h_edge,))
elif v_edge: # right col
row.append((v_edge,))
else: # bottom, right corner
row.append(())
self._edges.append(row)
self.draw()
