def _create_sprite_from_tile(map_object,
tile: pytiled_parser.objects.Tile,
scaling,
base_directory: str = None):
if base_directory:
tmx_file = base_directory + tile.image.source
else:
tmx_file = tile.image.source
if not os.path.exists(tmx_file):
tmx_file = Path(map_object.parent_dir, tile.image.source)
if not os.path.exists(tmx_file):
print(f"Warning: can't file {tmx_file} ")
return None
# print(f"Creating tile: {tmx_file}")
if tile.animation:
# my_sprite = AnimatedTimeSprite(tmx_file, scaling)
my_sprite: Sprite = AnimatedTimeBasedSprite(tmx_file, scaling)
else:
image_x = 0
image_y = 0
if tile.tileset.image is not None:
row = tile.id_ // tile.tileset.columns
image_y = row * tile.tileset.max_tile_size.height
col = tile.id_ % tile.tileset.columns
image_x = col * tile.tileset.max_tile_size.width
if tile.image.size:
# Individual image, use image width and height
width = tile.image.size.width
height = tile.image.size.height
else:
# Sprite sheet, use max width/height from sheet
width = tile.tileset.max_tile_size.width
height = tile.tileset.max_tile_size.height
my_sprite = Sprite(tmx_file, scaling, image_x, image_y, width, height)
if tile.properties is not None and len(tile.properties) > 0:
for my_property in tile.properties:
my_sprite.properties[my_property.name] = my_property.value
# print(tile.image.source, my_sprite.center_x, my_sprite.center_y)
if tile.objectgroup is not None:
if len(tile.objectgroup) > 1:
print(
f"Warning, only one hit box supported for tile with image {tile.image.source}."
)
for hitbox in tile.objectgroup:
points: List[Point] = []
if isinstance(hitbox, pytiled_parser.objects.RectangleObject):
if hitbox.size is None:
print(
f"Warning: Rectangle hitbox created for without a "
f"height or width for {tile.image.source}. Ignoring.")
continue
# print(my_sprite.width, my_sprite.height)
sx = hitbox.location[0] - (my_sprite.width / (scaling * 2))
sy = -(hitbox.location[1] - (my_sprite.height / (scaling * 2)))
ex = (hitbox.location[0] + hitbox.size[0]) - (my_sprite.width /
(scaling * 2))
ey = -((hitbox.location[1] + hitbox.size[1]) -
(my_sprite.height / (scaling * 2)))
# print(f"Size: {hitbox.size} Location: {hitbox.location}")
p1 = [sx, sy]
p2 = [ex, sy]
p3 = [ex, ey]
p4 = [sx, ey]
# print(f"w:{my_sprite.width:.1f}, h:{my_sprite.height:.1f}", end=", ")
points = [p1, p2, p3, p4]
# for point in points:
# print(f"({point[0]:.1f}, {point[1]:.1f}) ")
# print()
elif isinstance(hitbox, pytiled_parser.objects.PolygonObject) \
or isinstance(hitbox, pytiled_parser.objects.PolylineObject):
for point in hitbox.points:
adj_x = point[0] + hitbox.location[0] - my_sprite.width / (
scaling * 2)
adj_y = -(point[1] + hitbox.location[1] -
my_sprite.height / (scaling * 2))
adj_point = [adj_x, adj_y]
points.append(adj_point)
# If we have a polyline, and it is closed, we need to
# remove the duplicate end-point
if points[0][0] == points[-1][0] and points[0][1] == points[
-1][1]:
points.pop()
elif isinstance(hitbox, pytiled_parser.objects.ElipseObject):
if hitbox.size is None:
print(
f"Warning: Ellipse hitbox created for without a height "
f"or width for {tile.image.source}. Ignoring.")
continue
# print(f"Size: {hitbox.size} Location: {hitbox.location}")
hw = hitbox.size[0] / 2
hh = hitbox.size[1] / 2
cx = hitbox.location[0] + hw
cy = hitbox.location[1] + hh
acx = cx - (my_sprite.width / (scaling * 2))
acy = cy - (my_sprite.height / (scaling * 2))
# print(f"acx: {acx} acy: {acy} cx: {cx} cy: {cy} hh: {hh} hw: {hw}")
total_steps = 8
angles = [
step / total_steps * 2 * math.pi
for step in range(total_steps)
]
for angle in angles:
x = (hw * math.cos(angle) + acx)
y = (-(hh * math.sin(angle) + acy))
point = [x, y]
points.append(point)
# for point in points:
# print(f"({point[0]:.1f}, {point[1]:.1f}) ")
# print()
else:
print(f"Warning: Hitbox type {type(hitbox)} not supported.")
my_sprite.points = points
if tile.animation is not None:
key_frame_list = []
for frame in tile.animation:
frame_tile = _get_tile_by_id(map_object, tile.tileset,
frame.tile_id)
if frame_tile:
frame_tile.image.source = Path(map_object.parent_dir,
frame_tile.image.source)
if not os.path.exists(tmx_file):
print(f"Warning: can't file {tmx_file} ")
return None
key_frame = AnimationKeyframe(frame.tile_id, frame.duration,
frame_tile.image)
key_frame_list.append(key_frame)
# print(f"Add tile {frame.tile_id} for keyframe. Source: {frame_tile.image.source}")
cast(AnimatedTimeBasedSprite, my_sprite).frames = key_frame_list
return my_sprite
def _create_sprite_from_tile(map_object: pytiled_parser.objects.TileMap,
tile: pytiled_parser.objects.Tile,
scaling: float = 1.0,
base_directory: str = None):
"""
Given a tile from the parser, see if we can create a sprite from it
"""
# --- Step 1, find a reference to an image this is going to be based off of
map_source = map_object.tmx_file
map_directory = os.path.dirname(map_source)
image_file = _get_image_source(tile, base_directory, map_directory)
# print(f"Creating tile: {tmx_file}")
if tile.animation:
# my_sprite = AnimatedTimeSprite(tmx_file, scaling)
my_sprite: Sprite = AnimatedTimeBasedSprite(image_file, scaling)
else:
image_x, image_y, width, height = _get_image_info_from_tileset(tile)
my_sprite = Sprite(image_file,
scaling,
image_x,
image_y,
width,
height)
if tile.properties is not None and len(tile.properties) > 0:
for my_property in tile.properties:
my_sprite.properties[my_property.name] = my_property.value
# print(tile.image.source, my_sprite.center_x, my_sprite.center_y)
if tile.objectgroup is not None:
if len(tile.objectgroup) > 1:
print(f"Warning, only one hit box supported for tile with image {tile.image.source}.")
for hitbox in tile.objectgroup:
points: List[Point] = []
if isinstance(hitbox, pytiled_parser.objects.RectangleObject):
if hitbox.size is None:
print(f"Warning: Rectangle hitbox created for without a "
f"height or width for {tile.image.source}. Ignoring.")
continue
# print(my_sprite.width, my_sprite.height)
sx = hitbox.location[0] - (my_sprite.width / (scaling * 2))
sy = -(hitbox.location[1] - (my_sprite.height / (scaling * 2)))
ex = (hitbox.location[0] + hitbox.size[0]) - (my_sprite.width / (scaling * 2))
ey = -((hitbox.location[1] + hitbox.size[1]) - (my_sprite.height / (scaling * 2)))
# print(f"Size: {hitbox.size} Location: {hitbox.location}")
p1 = [sx, sy]
p2 = [ex, sy]
p3 = [ex, ey]
p4 = [sx, ey]
# print(f"w:{my_sprite.width:.1f}, h:{my_sprite.height:.1f}", end=", ")
points = [p1, p2, p3, p4]
# for point in points:
# print(f"({point[0]:.1f}, {point[1]:.1f}) ")
# print()
elif isinstance(hitbox, pytiled_parser.objects.PolygonObject) \
or isinstance(hitbox, pytiled_parser.objects.PolylineObject):
for point in hitbox.points:
adj_x = point[0] + hitbox.location[0] - my_sprite.width / (scaling * 2)
adj_y = -(point[1] + hitbox.location[1] - my_sprite.height / (scaling * 2))
adj_point = [adj_x, adj_y]
points.append(adj_point)
# If we have a polyline, and it is closed, we need to
# remove the duplicate end-point
if points[0][0] == points[-1][0] and points[0][1] == points[-1][1]:
points.pop()
elif isinstance(hitbox, pytiled_parser.objects.ElipseObject):
if hitbox.size is None:
print(f"Warning: Ellipse hitbox created for without a height "
f"or width for {tile.image.source}. Ignoring.")
continue
# print(f"Size: {hitbox.size} Location: {hitbox.location}")
hw = hitbox.size[0] / 2
hh = hitbox.size[1] / 2
cx = hitbox.location[0] + hw
cy = hitbox.location[1] + hh
acx = cx - (my_sprite.width / (scaling * 2))
acy = cy - (my_sprite.height / (scaling * 2))
# print(f"acx: {acx} acy: {acy} cx: {cx} cy: {cy} hh: {hh} hw: {hw}")
total_steps = 8
angles = [step / total_steps * 2 * math.pi for step in range(total_steps)]
for angle in angles:
x = (hw * math.cos(angle) + acx)
y = (-(hh * math.sin(angle) + acy))
point = [x, y]
points.append(point)
# for point in points:
# print(f"({point[0]:.1f}, {point[1]:.1f}) ")
# print()
else:
print(f"Warning: Hitbox type {type(hitbox)} not supported.")
my_sprite.points = points
if tile.animation is not None:
# Animated image
key_frame_list = []
# Loop through each frame
for frame in tile.animation:
# Get the tile for the frame
frame_tile = _get_tile_by_id(map_object, tile.tileset, frame.tile_id)
if frame_tile:
image_file = _get_image_source(frame_tile, base_directory, map_directory)
# Does the tile have an image?
if frame_tile.image:
# Yes, use it
texture = load_texture(image_file)
else:
# No image for tile? Pull from tilesheet
image_x, image_y, width, height = _get_image_info_from_tileset(frame_tile)
texture = load_texture(image_file,
image_x, image_y,
width, height)
key_frame = AnimationKeyframe(frame.tile_id, frame.duration, texture)
key_frame_list.append(key_frame)
# If this is the first texture in the animation, go ahead and
# set it as the current texture.
if len(key_frame_list) == 1:
my_sprite.texture = key_frame.texture
# print(f"Add tile {frame.tile_id} for keyframe. Source: {frame_tile.image.source}")
cast(AnimatedTimeBasedSprite, my_sprite).frames = key_frame_list
return my_sprite