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-rw-r--r--ganv/canvas.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/ganv/canvas.h b/ganv/canvas.h
index b7e4dd3..a6053ff 100644
--- a/ganv/canvas.h
+++ b/ganv/canvas.h
@@ -81,6 +81,15 @@ void
ganv_canvas_add_node(GanvCanvas* canvas,
GanvNode* node);
+/**
+ * ganv_canvas_get_edge:
+ * Get the edge between two nodes, or NULL if none exists.
+ */
+GanvEdge*
+ganv_canvas_get_edge(GanvCanvas* canvas,
+ GanvNode* tail,
+ GanvNode* head);
+
void
ganv_canvas_disconnect_edge(GanvCanvas* canvas,
GanvEdge* edge);