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28: added a keybinding to hide/show shortest path #70

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Merged
OnixTech merged 1 commit into from
Aug 23, 2026
Merged

28: added a keybinding to hide/show shortest path #70

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2 changes: 1 addition & 1 deletion src/settings.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@ class Settings:
cell_size = 50
wall_size = cell_size // 10

footer_height = 120
footer_height = 160
text_x_offset = 30
text_y_offset = 30
text_line_inset = 25
Expand Down
24 changes: 22 additions & 2 deletions src/ui.py
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,8 @@ def __init__(self, adapter: Adapter) -> None:
self.adapter = adapter
rows, columns = len(self.adapter.grid), len(self.adapter.grid[0])

self.show_path: bool = True

self.m = Mlx()
self.mlx_ptr: int = self.m.mlx_init()
self.maze_width = columns * stg.cell_size
Expand All @@ -48,9 +50,11 @@ def __init__(self, adapter: Adapter) -> None:

def keybinding_dispatch(self, keycode: int, _: dict[str, Any]) -> None:
if keycode == 0xFF1B: # escape
self.m.mlx_destroy_image(self.mlx_ptr, self.img_addr)
self.m.mlx_destroy_window(self.mlx_ptr, self.win_ptr)
os._exit(0)
if keycode == 0x6D:

if keycode == 0x6D: # m
self.adapter.generate()
self.clear()
self.render_maze()
Expand All @@ -60,6 +64,13 @@ def keybinding_dispatch(self, keycode: int, _: dict[str, Any]) -> None:
self.mlx_ptr, self.win_ptr, self.img_addr, 0, 0
)

if keycode == 0x70: # p
self.show_path = not self.show_path
self.render_path()
self.m.mlx_put_image_to_window(
self.mlx_ptr, self.win_ptr, self.img_addr, 0, 0
)

def clear(self) -> None:
self._put_box(
0,
Expand Down Expand Up @@ -98,6 +109,7 @@ def render_terminals(self) -> None:
)

def render_path(self) -> None:
color = stg.path_color if self.show_path else stg.off_color
path = self.adapter.shortest_path[1:-1]

for cell in path:
Expand All @@ -109,7 +121,7 @@ def render_path(self) -> None:
x=y + stg.wall_size,
width=int(stg.cell_size - 2 * stg.wall_size),
height=int(stg.cell_size - 2 * stg.wall_size),
color=stg.path_color,
color=color,
)

def render_text(self) -> None:
Expand All @@ -135,6 +147,14 @@ def render_text(self) -> None:
stg.text_x_offset,
self.maze_height + stg.text_y_offset + 2 * stg.text_line_inset,
stg.text_color,
"p | Show/Hide shortest path",
)
self.m.mlx_string_put(
self.mlx_ptr,
self.win_ptr,
stg.text_x_offset,
self.maze_height + stg.text_y_offset + 3 * stg.text_line_inset,
stg.text_color,
"ESC | Quit",
)

Expand Down
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