def create_remote_brick_instance(self, brick: Brick):
def create_callback(response: dict):
if "placement_allowed" in response:
if response["placement_allowed"]:
# set the remote asset id
#FIXME: does this reference to the brick instance work?
brick.object_id = int(response["object_id"])
else:
logger.info("placement of brick {} is not allowed".format(brick))
brick.status = BrickStatus.OUTDATED_BRICK
else:
logger.warning("protocol error which creating brick {}".format(brick))
# TODO: should the brick status change?
logger.debug("creating a brick instance for {}".format(brick))
# Compute geographical coordinates for bricks
Extent.calc_world_pos(brick, self.extent_tracker.board, self.extent_tracker.map_extent)
# Send request creating remote brick instance and save the response
message = SEND_REC_CREATE_OBJECT_MSG.copy()
message["shape"] = str(brick.token.shape).replace("BrickShape.", "")
message["color"] = str(brick.token.color).replace("BrickColor.", "")
message["position_x"] = brick.map_pos_x
message["position_y"] = brick.map_pos_y
self.send_message(message, create_callback)
def game_mode_change(self, response: dict):
logger.info("the landscapelab tries to change the game mode")
if "projection_epsg" in response:
epsg = int(response["projection_epsg"])
else:
epsg = self.config.get("map_settings", "coordinate_reference_system")
# calculate the main map extent based on the starting location
start_position = Vector(float(response["start_position_x"]), float(response["start_position_y"]))
width = float(response["start_extent_x"])
height = float(response["start_extent_y"])
start_extent = Extent.around_center(start_position, width, height/width)
self.extent_tracker.map_extent = start_extent
# setup the minimap extent
mm_min_x = float(response["minimap_min_x"])
mm_min_y = float(response["minimap_min_y"])
mm_max_x = float(response["minimap_max_x"])
mm_max_y = float(response["minimap_max_y"])
minimap_extent = Extent(mm_min_x, mm_min_y, mm_max_x, mm_max_y)
# change the maps
self.mini_map.initialize_map(epsg, minimap_extent)
self.main_map.initialize_map(epsg, start_extent)
# reset the tracker and feed him the allowed brick combinations
allowed_bricks = []
for token_dict in response["used_tokens"]:
shape = BrickShape[token_dict["shape"]]
color = BrickColor[token_dict["color"]]
icon_id = token_dict["icon_name"]
brick_config.icon_config[(token_dict["shape"], token_dict["color"])] = icon_id
disappear = float(token_dict["disappear_after_seconds"]) # FIXME: to be implemented
token = Token(shape, color, icon_id) # FIXME: currently the svg is not implemented (coded via icon names)
allowed_bricks.append(token)
self.tracker.change_game_mode(allowed_bricks)
# add new tokens
for brick in response["existing_tokens"]:
self.create_local_brick(brick)
# create the scores for the new game mode
scores = []
for score_dict in response["scores"]:
score_id = int(score_dict["score_id"])
initial_value = float(score_dict["initial_value"])
target_value = float(score_dict["target_value"])
name = ""
if score_dict["name"]:
name = score_dict["name"]
score = Score(score_id, target_value, initial_value, name)
scores.append(score)
UISetup.add_progressbars_to_ui(self.progressbars_ui, self.config, scores)
# finally set to EXTERNAL ProgramStage
self.program_stage.next()
def set_virtual_brick_at_global_pos_of(self, brick: Brick):
virtual_brick = brick.clone()
Extent.calc_local_pos(virtual_brick, self.extent_tracker.board,
self.extent_tracker.map_extent)
self.virtual_bricks.append(virtual_brick)
Tracker.BRICKS_REFRESHED = True
def __init__(self, config: Configurator, name: str, extent: Extent,
zoom_limits: Tuple[int, int], resolution: Tuple[int, int]):
self.name = name
self.config = config
self.extent_tracker = ExtentTracker.get_instance()
self.min_zoom, self.max_zoom = zoom_limits
# set resolution
self.resolution_x, self.resolution_y = resolution
# initialize two black images
self.map_image = [
ImageHandler.ensure_alpha_channel(
np.ones((self.resolution_y, self.resolution_x, 3), np.uint8) *
255),
ImageHandler.ensure_alpha_channel(
np.ones(
(self.resolution_y, self.resolution_x, 3), np.uint8) * 255)
]
self.current_image = 0
# crs is initialized with a local configuration but overwritten once a connection with the LL is established
self.crs = config.get("map_settings", "coordinate_reference_system")
extent.fit_to_ratio(self.resolution_y / self.resolution_x)
self.current_extent: Extent = extent
# set extent modifiers
pan_up_modifier = np.array([0, 1, 0, 1])
pan_down_modifier = np.array([0, -1, 0, -1])
pan_left_modifier = np.array([-1, 0, -1, 0])
pan_right_modifier = np.array([1, 0, 1, 0])
self.zoom_in_modifier = np.array([1, 1, -1, -1])
self.zoom_out_modifier = np.array([-1, -1, 1, 1])
# get navigation settings
pan_distance = config.get('map_settings', 'pan_distance')
zoom_strength = config.get('map_settings', 'zoom_strength')
# these functions can be used to interact with the map
# by calling these functions one can pan and zoom on the map
# the functions will automatically request a new rendered map extent from the QGIS plugin
# they need accept an unused brick parameter to make it possible to call these functions via UICallback
self.pan_up = partial(self.modify_extent, pan_up_modifier,
pan_distance)
self.pan_down = partial(self.modify_extent, pan_down_modifier,
pan_distance)
self.pan_left = partial(self.modify_extent, pan_left_modifier,
pan_distance)
self.pan_right = partial(self.modify_extent, pan_right_modifier,
pan_distance)
self.zoom_in = partial(self.modify_extent, self.zoom_in_modifier,
zoom_strength)
self.zoom_out = partial(self.modify_extent, self.zoom_out_modifier,
zoom_strength)
def __init__(self,
config: Configurator,
position: Vector,
size: Vector,
color: List = None,
border_color: List = None,
border_weight: float = None):
super().__init__()
# overwrite none values with defaults
if color is None:
color = config.get("ui_settings", "nav_block_background_color")
if border_color is None:
border_color = config.get("ui_settings", "nav_block_border_color")
if border_weight is None:
border_weight = config.get("ui_settings",
"nav_block_border_weight")
# set block position/size
self.position = position # only modify with set_position
self.size = size # only modify with set_size
self.area = Extent.from_vectors(position, position + size,
False) # only modify with set_area
self.is_ellipse = False
# set block color
self.color = (color[0], color[1], color[2])
self.show_background_color = True
self.border_thickness: float = border_weight
self.border_color = (border_color[0], border_color[1], border_color[2])
self.show_border = True
def beamer_mouse_callback(self, event, x, y, flags, param):
if self.program_stage.current_stage == ProgramStage.INTERNAL_MODE \
or self.program_stage.current_stage == ProgramStage.EXTERNAL_MODE:
if event == cv2.EVENT_LBUTTONDOWN or event == cv2.EVENT_RBUTTONDOWN:
color = BrickColor.BLUE_BRICK
if event == cv2.EVENT_RBUTTONDOWN:
color = BrickColor.RED_BRICK
# create brick on mouse position
mouse_brick = Extent.remap_brick(Brick(x, y, Token(BrickShape.SQUARE_BRICK, color)),
self.extent_tracker.beamer, self.extent_tracker.board
)
# check for nearby virtual bricks
virtual_brick = self.tracker.check_min_distance(mouse_brick, self.tracker.virtual_bricks)
if virtual_brick:
# if mouse brick is on top of other virtual brick, remove that brick
self.tracker.remove_external_virtual_brick(virtual_brick)
else:
# otherwise add the mouse brick
self.tracker.virtual_bricks.append(mouse_brick)
# set mouse brick refreshed flag
TableOutputStream.MOUSE_BRICKS_REFRESHED = True
def mark_external_bricks_outdated_if_map_updated(self):
# if the extent changed, set external bricks as outdated
self.extent_changed = self.extent_tracker.extent_changed
if self.extent_changed is True:
logger.debug("recalculate virtual brick position")
for brick in self.virtual_bricks:
if brick.status == BrickStatus.EXTERNAL_BRICK:
Extent.calc_local_pos(brick, self.extent_tracker.board,
self.extent_tracker.map_extent)
logger.info("set bricks outdated because extent changed")
self.invalidate_external_bricks()
# set the flag back
self.extent_tracker.extent_changed = False
def get_start_extent(self):
starting_location = Vector(self.config.get("map_settings", "start_x"),
self.config.get("map_settings", "start_y"))
# extrude start location to start extent
zoom = self.config.get("map_settings", "start_zoom")
return Extent.around_center(starting_location, zoom, 1)
def compute_board_size(self, corners):
min_x, min_y, max_x, max_y = self.find_min_max(corners)
# Compute board size
self.board.width = max_x - min_x
self.board.height = max_y - min_y
ExtentTracker.get_instance().board = Extent.from_rectangle(0, 0, self.board.width, self.board.height)
logger.info('board has been set to {}'.format(ExtentTracker.get_instance().board))
def render_callback(response: dict):
extent = Extent(float(response["extent"]["x_min"]),
float(response["extent"]["y_min"]),
float(response["extent"]["x_max"]),
float(response["extent"]["y_max"]),
True)
# convert response to the bytebuffer
base64_bytes = response["image"].encode("ascii")
buffer = base64.standard_b64decode(base64_bytes)
self.callbacks[response["target"]].refresh(extent, buffer)
def set_screen_config_info(config):
monitors = screeninfo.get_monitors()
config.set("screen_resolution", "width", monitors[0].width)
config.set("screen_resolution", "height", monitors[0].height)
config.set("screen_resolution", "pos_x", monitors[0].x - 1)
config.set("screen_resolution", "pos_y", monitors[0].y - 1)
beamer_id = config.get("beamer_resolution", "screen_id")
if beamer_id >= 0:
# if beamer-id out of bounds use last screen
beamer_id = min(beamer_id, len(monitors) - 1)
beamer = monitors[beamer_id]
config.set("beamer_resolution", "width", beamer.width)
config.set("beamer_resolution", "height", beamer.height)
config.set("beamer_resolution", "pos_x", beamer.x - 1)
config.set("beamer_resolution", "pos_y", beamer.y - 1)
ExtentTracker.get_instance().beamer = Extent(0, 0, beamer.width, beamer.height)
def ellipse(img, area: Extent, color, border_thickness):
cv.ellipse(img,
area.get_center().as_point(),
(area.get_size() / 2).as_point(), 0, 0, 360, color,
border_thickness)
def rectangle(img, area: Extent, color, border_thickness):
cv.rectangle(img,
area.get_upper_left().as_point(),
area.get_lower_right().as_point(), color,
border_thickness)
def set_area(self, area: Extent):
self.position = area.get_upper_left
self.size = area.get_size()
self.area = area
def brick_would_land_on_ui(self, brick):
brick_on_beamer = Extent.remap_brick(brick, self.extent_tracker.board,
self.extent_tracker.beamer)
return self.ui_root.brick_would_land_on_element(brick_on_beamer)
def get_global_area(self) -> Extent:
pos = self.get_global_pos()
return Extent.from_vectors(pos, pos + self.size)
class UIStructureBlock(UIElement):
def __init__(self,
config: Configurator,
position: Vector,
size: Vector,
color: List = None,
border_color: List = None,
border_weight: float = None):
super().__init__()
# overwrite none values with defaults
if color is None:
color = config.get("ui_settings", "nav_block_background_color")
if border_color is None:
border_color = config.get("ui_settings", "nav_block_border_color")
if border_weight is None:
border_weight = config.get("ui_settings",
"nav_block_border_weight")
# set block position/size
self.position = position # only modify with set_position
self.size = size # only modify with set_size
self.area = Extent.from_vectors(position, position + size,
False) # only modify with set_area
self.is_ellipse = False
# set block color
self.color = (color[0], color[1], color[2])
self.show_background_color = True
self.border_thickness: float = border_weight
self.border_color = (border_color[0], border_color[1], border_color[2])
self.show_border = True
# draws the block onto an image
def draw(self, img):
if self.visible:
self.draw_background(img, self.color)
self.draw_border(img, self.border_color)
self.draw_hierarchy(img)
# draws the background of the structure block onto an image
def draw_background(self, img, color, force=False):
if self.show_background_color or force:
if self.is_ellipse:
# draw ellipse
UIStructureBlock.ellipse(img, self.get_global_area(), color,
cv.FILLED)
else:
# draw rect
UIStructureBlock.rectangle(img, self.get_global_area(), color,
cv.FILLED)
# draws the border of the structure block onto an image
def draw_border(self, img, color, force=False):
if self.show_border or force:
if self.is_ellipse:
# draw ellipse
UIStructureBlock.ellipse(img, self.get_global_area(), color,
self.border_thickness)
else:
# draw rect
UIStructureBlock.rectangle(img, self.get_global_area(), color,
self.border_thickness)
# checks if a given brick lies on top of the block or any of it's children
def brick_on_element(self, brick: Brick) -> bool:
if self.visible:
return super().brick_on_element(brick) or self.pos_on_block(
Vector.from_brick(brick))
return False
# checks if a given (unconfirmed) brick would land on top of the block or any of it's children
def brick_would_land_on_element(self, brick: Brick) -> bool:
if self.visible:
return super().brick_would_land_on_element(
brick) or self.pos_on_block(Vector.from_brick(brick))
return False
# checks if any screen coordinate lies on top of
def pos_on_block(self, pos: Vector) -> bool:
if self.visible:
return self.get_global_area().vector_inside(pos)
return False
# get the global area as extent
def get_global_area(self) -> Extent:
pos = self.get_global_pos()
return Extent.from_vectors(pos, pos + self.size)
# overwrites current position
# also updates area
def set_position(self, pos: Vector):
self.area.move_by(pos - self.position)
super().set_position(pos)
# overwrites current size and updates area
def set_size(self, size: Vector):
self.area = Extent(self.area.get_upper_left(), self.position + size)
self.size = size
# overwrites current area and updates size and position
def set_area(self, area: Extent):
self.position = area.get_upper_left
self.size = area.get_size()
self.area = area
# draws a rectangle using a given area
@staticmethod
def rectangle(img, area: Extent, color, border_thickness):
cv.rectangle(img,
area.get_upper_left().as_point(),
area.get_lower_right().as_point(), color,
border_thickness)
# draws a rectangle using a given area
@staticmethod
def ellipse(img, area: Extent, color, border_thickness):
cv.ellipse(img,
area.get_center().as_point(),
(area.get_size() / 2).as_point(), 0, 0, 360, color,
border_thickness)
def render_brick(self, brick, render_target, virtual=False):
b = Extent.remap_brick(brick, self.extent_tracker.board, self.extent_tracker.beamer)
pos = (int(b.centroid_x), int(b.centroid_y))
icon = self.get_brick_icon(brick, virtual)
ImageHandler.img_on_background(render_target, icon, pos)
def add_external_brick(self, brick: Brick):
# TODO: maybe add security checks to not add the same brick twice etc?
Extent.calc_local_pos(brick, self.extent_tracker.board,
self.extent_tracker.map_extent)
self.virtual_bricks.append(brick)
def set_size(self, size: Vector):
self.area = Extent(self.area.get_upper_left(), self.position + size)
self.size = size