[varLib.avarPlanner] Delete old avar before calculations

Ouch!
fonttools · Jul 23, 2023 · e8caaf9 · e8caaf9
1 parent 2253722
commit e8caaf9
Showing 1 changed file with 16 additions and 3 deletions.
diff --git a/Lib/fontTools/varLib/avarPlanner.py b/Lib/fontTools/varLib/avarPlanner.py
@@ -110,6 +110,10 @@ def planWeightAxis(
         outNormalized[bias + 1] = bias + 1
     outNormalized[+1] = +1
 
+    from matplotlib import pyplot
+    pyplot.plot(sorted(outNormalized), [outNormalized[k] for k in sorted(outNormalized)])
+    pyplot.show()
+
     print("Planned mapping:", out)
     print("Planned normalized mapping:", outNormalized)
     return out, outNormalized
@@ -141,12 +145,19 @@ def main(args=None):
         elif axis.axisTag == "slnt":
             slntAxis = axis
 
+    if "avar" in font:
+        existingMapping = font["avar"].segments["wght"]
+    else:
+        existingMapping = None
+
     _, mapping = planWeightAxis(
         font, wghtAxis.minValue, wghtAxis.defaultValue, wghtAxis.maxValue
     )
-    if "avar" in font:
-        print("Existing weight mapping:", font["avar"].segments["wght"])
-    else:
+
+    if existingMapping is not None:
+        print("Existing weight mapping:", existingMapping)
+
+    if "avar" not in font:
         font["avar"] = newTable("avar")
     avar = font["avar"]
     avar.segments["wght"] = mapping
@@ -156,6 +167,8 @@ def main(args=None):
     font.save(outfile)
 
 
+
+
 if __name__ == "__main__":
     import sys