def click_press(self, event: tk.Event):
"""
Start drawing an edge if mouse click is on a node
"""
x, y = self.canvas_xy(event)
if not self.inside_canvas(x, y):
return
self.cursor = x, y
selected = self.get_selected(event)
logging.debug("click press(%s): %s", self.cursor, selected)
x_check = self.cursor[0] - self.offset[0]
y_check = self.cursor[1] - self.offset[1]
logging.debug("click press offset(%s, %s)", x_check, y_check)
is_node = selected in self.nodes
if self.mode == GraphMode.EDGE and is_node:
pos = self.coords(selected)
self.drawing_edge = CanvasEdge(self, selected, pos, pos)
if self.mode == GraphMode.ANNOTATION:
if is_marker(self.annotation_type):
r = self.app.toolbar.marker_tool.radius
self.create_oval(
x - r,
y - r,
x + r,
y + r,
fill=self.app.toolbar.marker_tool.color,
outline="",
tags=(tags.MARKER, tags.ANNOTATION),
state=self.show_annotations.state(),
)
return
if selected is None:
shape = Shape(self.app, self, self.annotation_type, x, y)
self.selected = shape.id
self.shape_drawing = True
self.shapes[shape.id] = shape
if selected is not None:
if selected not in self.selection:
if selected in self.shapes:
shape = self.shapes[selected]
self.select_object(shape.id)
self.selected = selected
elif selected in self.nodes:
node = self.nodes[selected]
self.select_object(node.id)
self.selected = selected
logging.debug(
"selected node(%s), coords: (%s, %s)",
node.core_node.name,
node.core_node.position.x,
node.core_node.position.y,
)
else:
if self.mode == GraphMode.SELECT:
shape = Shape(self.app, self, ShapeType.RECTANGLE, x, y)
self.select_box = shape
self.clear_selection()
def parse_metadata_shapes(self, metadata: Dict[str, Any]) -> None:
# load saved shapes
shapes_config = metadata.get("shapes")
if not shapes_config:
return
shapes_config = json.loads(shapes_config)
for shape_config in shapes_config:
logger.debug("loading shape: %s", shape_config)
Shape.from_metadata(self.app, shape_config)
def parse_metadata(self, config: Dict[str, str]):
# canvas setting
canvas_config = config.get("canvas")
logging.debug("canvas metadata: %s", canvas_config)
if canvas_config:
canvas_config = json.loads(canvas_config)
gridlines = canvas_config.get("gridlines", True)
self.app.canvas.show_grid.set(gridlines)
fit_image = canvas_config.get("fit_image", False)
self.app.canvas.adjust_to_dim.set(fit_image)
wallpaper_style = canvas_config.get("wallpaper-style", 1)
self.app.canvas.scale_option.set(wallpaper_style)
width = self.app.guiconfig["preferences"]["width"]
height = self.app.guiconfig["preferences"]["height"]
dimensions = canvas_config.get("dimensions", [width, height])
self.app.canvas.redraw_canvas(dimensions)
wallpaper = canvas_config.get("wallpaper")
if wallpaper:
wallpaper = str(appconfig.BACKGROUNDS_PATH.joinpath(wallpaper))
self.app.canvas.set_wallpaper(wallpaper)
else:
self.app.canvas.redraw_canvas()
self.app.canvas.set_wallpaper(None)
# load saved shapes
shapes_config = config.get("shapes")
if shapes_config:
shapes_config = json.loads(shapes_config)
for shape_config in shapes_config:
logging.info("loading shape: %s", shape_config)
shape_type = shape_config["type"]
try:
shape_type = ShapeType(shape_type)
coords = shape_config["iconcoords"]
data = AnnotationData(
shape_config["label"],
shape_config["fontfamily"],
shape_config["fontsize"],
shape_config["labelcolor"],
shape_config["color"],
shape_config["border"],
shape_config["width"],
shape_config["bold"],
shape_config["italic"],
shape_config["underline"],
)
shape = Shape(
self.app, self.app.canvas, shape_type, *coords, data=data
)
self.app.canvas.shapes[shape.id] = shape
except ValueError:
logging.exception("unknown shape: %s", shape_type)
for tag in tags.ABOVE_WALLPAPER_TAGS:
self.app.canvas.tag_raise(tag)
def parse_metadata(self) -> None:
# canvas setting
config = self.session.metadata
canvas_config = config.get("canvas")
logging.debug("canvas metadata: %s", canvas_config)
if canvas_config:
canvas_config = json.loads(canvas_config)
self.app.manager.parse_metadata(canvas_config)
# load saved shapes
shapes_config = config.get("shapes")
if shapes_config:
shapes_config = json.loads(shapes_config)
for shape_config in shapes_config:
logging.debug("loading shape: %s", shape_config)
Shape.from_metadata(self.app, shape_config)
# load edges config
edges_config = config.get("edges")
if edges_config:
edges_config = json.loads(edges_config)
logging.info("edges config: %s", edges_config)
for edge_config in edges_config:
edge = self.links[edge_config["token"]]
edge.width = edge_config["width"]
edge.color = edge_config["color"]
edge.redraw()
# read hidden nodes
hidden = config.get("hidden")
if hidden:
hidden = json.loads(hidden)
for _id in hidden:
canvas_node = self.canvas_nodes.get(_id)
if canvas_node:
canvas_node.hide()
else:
logging.warning("invalid node to hide: %s", _id)
def parse_metadata(self) -> None:
# canvas setting
config = self.session.metadata
canvas_config = config.get("canvas")
logging.debug("canvas metadata: %s", canvas_config)
if canvas_config:
canvas_config = json.loads(canvas_config)
gridlines = canvas_config.get("gridlines", True)
self.app.canvas.show_grid.set(gridlines)
fit_image = canvas_config.get("fit_image", False)
self.app.canvas.adjust_to_dim.set(fit_image)
wallpaper_style = canvas_config.get("wallpaper-style", 1)
self.app.canvas.scale_option.set(wallpaper_style)
width = self.app.guiconfig.preferences.width
height = self.app.guiconfig.preferences.height
dimensions = canvas_config.get("dimensions", [width, height])
self.app.canvas.redraw_canvas(dimensions)
wallpaper = canvas_config.get("wallpaper")
if wallpaper:
wallpaper = str(appconfig.BACKGROUNDS_PATH.joinpath(wallpaper))
self.app.canvas.set_wallpaper(wallpaper)
else:
self.app.canvas.redraw_canvas()
self.app.canvas.set_wallpaper(None)
# load saved shapes
shapes_config = config.get("shapes")
if shapes_config:
shapes_config = json.loads(shapes_config)
for shape_config in shapes_config:
logging.debug("loading shape: %s", shape_config)
shape_type = shape_config["type"]
try:
shape_type = ShapeType(shape_type)
coords = shape_config["iconcoords"]
data = AnnotationData(
shape_config["label"],
shape_config["fontfamily"],
shape_config["fontsize"],
shape_config["labelcolor"],
shape_config["color"],
shape_config["border"],
shape_config["width"],
shape_config["bold"],
shape_config["italic"],
shape_config["underline"],
)
shape = Shape(self.app,
self.app.canvas,
shape_type,
*coords,
data=data)
self.app.canvas.shapes[shape.id] = shape
except ValueError:
logging.exception("unknown shape: %s", shape_type)
# load edges config
edges_config = config.get("edges")
if edges_config:
edges_config = json.loads(edges_config)
logging.info("edges config: %s", edges_config)
for edge_config in edges_config:
edge = self.links[edge_config["token"]]
edge.width = edge_config["width"]
edge.color = edge_config["color"]
edge.redraw()