From aec8f1d25c48c612c6b6849de7976f668e784467 Mon Sep 17 00:00:00 2001
From: Tyler Goodlet <jgbt@protonmail.com>
Date: Thu, 11 Feb 2021 23:41:40 -0500
Subject: [PATCH] Hide y-label on level line mouse over

---
 piker/ui/_graphics/_curve.py |  1 +
 piker/ui/_graphics/_lines.py | 13 ++++++++++---
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/piker/ui/_graphics/_curve.py b/piker/ui/_graphics/_curve.py
index a9b24e7f..4feb5d37 100644
--- a/piker/ui/_graphics/_curve.py
+++ b/piker/ui/_graphics/_curve.py
@@ -141,6 +141,7 @@ class FastAppendCurve(pg.PlotCurveItem):
 
         w = hb_size.width() + 1
         h = hb_size.height() + 1
+
         br = QtCore.QRectF(
 
             # top left
diff --git a/piker/ui/_graphics/_lines.py b/piker/ui/_graphics/_lines.py
index 7bf5b4ba..c89021b6 100644
--- a/piker/ui/_graphics/_lines.py
+++ b/piker/ui/_graphics/_lines.py
@@ -490,6 +490,7 @@ class LevelLine(pg.InfiniteLine):
             cur = chart._cursor
             cur.add_hovered(self)
             cur.graphics[chart]['yl'].hide()
+            cur.graphics[chart]['hl'].hide()
 
             for at, label in self._labels:
                 label.show()
@@ -504,7 +505,10 @@ class LevelLine(pg.InfiniteLine):
 
             cur = chart._cursor
             cur._hovered.remove(self)
-            cur.graphics[chart]['yl'].show()
+            if self not in cur._trackers:
+                g = cur.graphics[chart]
+                g['yl'].show()
+                g['hl'].show()
 
             if not self._always_show_labels:
                 for at, label in self._labels:
@@ -519,7 +523,9 @@ class LevelLine(pg.InfiniteLine):
         chart = self._chart
 
         # hide y-crosshair
-        chart._cursor.graphics[chart]['hl'].hide()
+        graphics = chart._cursor.graphics[chart]
+        graphics['hl'].hide()
+        graphics['yl'].hide()
 
         # highlight
         self.currentPen = self.hoverPen
@@ -534,7 +540,8 @@ class LevelLine(pg.InfiniteLine):
         # This is the final position in the drag
         if ev.isFinish():
             # show y-crosshair again
-            chart._cursor.graphics[chart]['hl'].show()
+            graphics['hl'].show()
+            graphics['yl'].show()
 
     def delete(self) -> None:
         """Remove this line from containing chart/view/scene.