pygui: initial commit for starting on canvas manager

daemon/core/gui/graph/manager.py

@@ -0,0 +1,67 @@
+import tkinter as tk
+from tkinter import BooleanVar
+from typing import Dict, Optional, Set, Tuple
+
+from core.gui.app import Application
+from core.gui.coreclient import CoreClient
+from core.gui.graph import tags
+from core.gui.graph.edges import CanvasEdge
+from core.gui.graph.enums import GraphMode
+from core.gui.graph.graph import CanvasGraph
+from core.gui.graph.node import CanvasNode
+from core.gui.graph.shape import Shape
+from core.gui.graph.shapeutils import ShapeType
+
+
+class ShowVar(BooleanVar):
+    def __init__(self, manager: "CanvasManager", tag: str, value: bool) -> None:
+        super().__init__(value=value)
+        self.manager: "CanvasManager" = manager
+        self.tag: str = tag
+
+    def state(self) -> str:
+        return tk.NORMAL if self.get() else tk.HIDDEN
+
+    def click_handler(self) -> None:
+        for canvas in self.manager.canvases.values():
+            canvas.itemconfigure(self.tag, state=self.state())
+
+
+class CanvasManager:
+    def __init__(
+        self, master: tk.BaseWidget, app: "Application", core: "CoreClient"
+    ) -> None:
+        self.master: tk.BaseWidget = master
+        self.app: "Application" = app
+        self.core: "CoreClient" = core
+
+        # canvas interactions
+        self.mode: GraphMode = GraphMode.SELECT
+        self.annotation_type: Optional[ShapeType] = None
+        self.canvases: Dict[int, CanvasGraph] = {}
+
+        # canvas object storage
+        self.nodes: Dict[int, CanvasNode] = {}
+        self.edges: Dict[str, CanvasEdge] = {}
+        self.shapes: Dict[int, Shape] = {}
+        self.wireless_network: Dict[int, Set[int]] = {}
+
+        # global canvas settings
+        width = self.app.guiconfig.preferences.width
+        height = self.app.guiconfig.preferences.height
+        self.default_dimensions: Tuple[int, int] = (width, height)
+        self.show_node_labels: ShowVar = ShowVar(self, tags.NODE_LABEL, value=True)
+        self.show_link_labels: ShowVar = ShowVar(self, tags.LINK_LABEL, value=True)
+        self.show_links: ShowVar = ShowVar(self, tags.EDGE, value=True)
+        self.show_wireless: ShowVar = ShowVar(self, tags.WIRELESS_EDGE, value=True)
+        self.show_grid: ShowVar = ShowVar(self, tags.GRIDLINE, value=True)
+        self.show_annotations: ShowVar = ShowVar(self, tags.ANNOTATION, value=True)
+        self.show_loss_links: ShowVar = ShowVar(self, tags.LOSS_EDGES, value=True)
+        self.show_iface_names: BooleanVar = BooleanVar(value=False)
+        self.show_ip4s: BooleanVar = BooleanVar(value=True)
+        self.show_ip6s: BooleanVar = BooleanVar(value=True)
+
+        # throughput settings
+        self.throughput_threshold: float = 250.0
+        self.throughput_width: int = 10
+        self.throughput_color: str = "#FF0000"