first commit

screens/widgets/control_value.py

@@ -0,0 +1,44 @@
+import re
+
+
+def _control_value(el, control):
+    """Lit la valeur actuelle d'un réglage à partir de l'élément stocké
+    (content / attributs / style), avec repli sur sa valeur par défaut."""
+    ctype = control["type"]
+    style = el.get("style") or {}
+
+    if ctype == "preset":
+        for key, _label, props in control["options"]:
+            if all((style.get(k) or "") == (v or "") for k, v in props.items()):
+                return key
+        return control.get("default")
+
+    if ctype == "toggle_token":
+        _kind, name = control["target"].split(":", 1)
+        current = style.get(name, "") or ""
+        return control["token"] in current.split()
+
+    if ctype == "scale":
+        transform = style.get("transform", "") or ""
+        m = re.search(r"scale\(([\d.]+)\)", transform)
+        return float(m.group(1)) if m else control.get("default", 1)
+
+    target = control["target"]
+    if target == "content":
+        return el.get("content") or control.get("default", "")
+    kind, name = target.split(":", 1)
+    store = el.get("attributes") if kind == "attr" else style
+    store = store or {}
+    if ctype == "checkbox":
+        if name not in store:
+            return bool(control.get("default", False))
+        return store[name] not in (None, "", control.get("false_value"))
+    if ctype == "slider":
+        raw = store.get(name)
+        if raw is None:
+            return control.get("default", 0)
+        try:
+            return float(str(raw).replace(control.get("unit", ""), "").strip() or 0)
+        except ValueError:
+            return control.get("default", 0)
+    return store.get(name, control.get("default", ""))