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-rw-r--r--ganv/node.h18
1 files changed, 15 insertions, 3 deletions
diff --git a/ganv/node.h b/ganv/node.h
index 47e27b1..dd51cc2 100644
--- a/ganv/node.h
+++ b/ganv/node.h
@@ -80,14 +80,26 @@ struct _GanvNodeClass {
GType ganv_node_get_type(void);
+/**
+ * ganv_node_can_tail:
+ * Return value: True iff node can act as the tail of an edge.
+ */
gboolean
-ganv_node_can_tail(const GanvNode* self);
+ganv_node_can_tail(const GanvNode* node);
+/**
+ * ganv_node_can_head:
+ * Return value: True iff node can act as the head of an edge.
+ */
gboolean
-ganv_node_can_head(const GanvNode* self);
+ganv_node_can_head(const GanvNode* node);
+/**
+ * ganv_node_is_within:
+ * Return value: True iff node is entirely within the given rectangle.
+ */
gboolean
-ganv_node_is_within(const GanvNode* self,
+ganv_node_is_within(const GanvNode* node,
double x1,
double y1,
double x2,