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pygui: added logic to reuse shadow nodes when linked between nodes on same canvas, added logic to avoid deleting shadow nodes when still linked to other nodes on same canvas

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This commit is contained in:
Blake Harnden 2021-01-02 12:59:15 -08:00
parent a2d9659fb7
commit 63282134f5
2 changed files with 31 additions and 14 deletions
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7
daemon/core/gui/graph/graph.py
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@ -53,6 +53,7 @@ class CanvasGraph(tk.Canvas):
self.nodes: Dict[int, CanvasNode] = {}
self.shadow_nodes: Dict[int, ShadowNode] = {}
self.shapes: Dict[int, Shape] = {}
self.shadow_core_nodes: Dict[int, ShadowNode] = {}
# map wireless/EMANE node to the set of MDRs connected to that node
self.wireless_network: Dict[int, Set[int]] = {}
@ -114,6 +115,12 @@ class CanvasGraph(tk.Canvas):
self.bind("<ButtonPress-3>", lambda e: self.scan_mark(e.x, e.y))
self.bind("<B3-Motion>", lambda e: self.scan_dragto(e.x, e.y, gain=1))
def get_shadow(self, node: CanvasNode) -> ShadowNode:
shadow_node = self.shadow_core_nodes.get(node.core_node.id)
if not shadow_node:
shadow_node = ShadowNode(self.app, self, node)
return shadow_node
def get_actual_coords(self, x: float, y: float) -> Tuple[float, float]:
actual_x = (x - self.offset[0]) / self.ratio
actual_y = (y - self.offset[1]) / self.ratio