Update

2023/scripts/rigging_tools/ngskintools2/api/config.py

@@ -0,0 +1,47 @@
+import json
+
+from maya import cmds
+
+from ngSkinTools2.api.log import getLogger
+from ngSkinTools2.api.python_compatibility import Object
+
+log = getLogger("api/layers")
+
+
+def __define_property__(name, conversion, doc, refresh_on_write=True):
+    return property(
+        lambda self: conversion(self.__load__(name)), lambda self, val: self.__save__(name, conversion(val), refresh=refresh_on_write), doc=doc
+    )
+
+
+# noinspection PyBroadException
+class Config(Object):
+    """
+    per-skin-cluster configuration
+    """
+
+    influence_colors = __define_property__(
+        "influence_colors",
+        lambda v: {int(k): tuple(float(v[i]) for i in range(3)) for k, v in v.items()},
+        doc="Influence color map [logical index]->(r,g,b)",
+        refresh_on_write=True,
+    )
+
+    def __init__(self, data_node):
+        self.data_node = data_node
+
+    def __load__(self, attr):
+        try:
+            return json.loads(cmds.getAttr(self.data_node + ".config_" + attr))
+        except:
+            return None
+
+    def __save__(self, attr, value, refresh=False):
+        if not cmds.attributeQuery("config_" + attr, node=self.data_node, exists=True):
+            cmds.addAttr(self.data_node, dt="string", longName="config_" + attr)
+        cmds.setAttr(self.data_node + ".config_" + attr, json.dumps(value), type='string')
+
+        if refresh:
+            from ngSkinTools2.api.tools import refresh_screen
+
+            refresh_screen(self.data_node)