major rework

- modified chartjs for better zoom on touchpad
- flexible number of charts
- handle bool as checkbox
- handle enum as select (pull down menu)
- disable swiper where not needed
and many more

histgraph.py

@@ -117,31 +117,28 @@ def get_vars(main, time):
 
     time, = get_abs_time(time)
     # get last value only
-    curves = main.get_curves(['$vars'], (time, time))
-    for _, value in curves['$vars'].get():
-        for var in value.split():
-            vars = var.split("|")
-            if len(vars) == 1:
-                vars.append("")
-            if len(vars) == 2:
-                vars.append(vars[0])
-            if len(vars) == 3:
-                vars.append("")
-            if len(vars) == 4:
-                vars.append("")  # exact flag
-            name, unit, label, color, continuous = vars
-            continuous = int(continuous) if continuous else 0
-            if not unit in result:
-                result[unit] = dict(tag=unit, unit=unit.split("_")[0], curves=Dict())
-            result[unit]["curves"][name] = dict(name=name, label=label, color=color, continuous=continuous)
+    curves = main.get_curve_options((time, time))
+    for key, opts in curves.items():
+        if not opts.get('show', False):
+            continue
+        print(key, opts)
+        opts = dict(name=key, **opts)
+        unit = opts.pop('unit', '*')
+        tag = opts.pop('tag', unit)
+        if not tag in result:
+            result[tag] = dict(tag=tag, unit=unit, curves=Dict())
+        if 'label' not in opts:
+            opts['label'] = opts['name']
+        result[tag]["curves"][key] = opts
 
-    for unit, curvegroup in result.items():
+    # determine colors
+    for _, curvegroup in result.items():
         color_set = set()
         auto_curves = []
         curve_list = list(curvegroup["curves"].values())
         curvegroup['curves'] = curve_list
         for curve in curve_list:
-            col = curve["color"].strip()
+            col = curve.get("color", '').strip()
             c = ColorMap.to_code(col)
             if c < 0:
                 valid = ColorMap.check_hex(col)
@@ -166,8 +163,9 @@ def get_vars(main, time):
 
 def get_curves(main, keys, timerange, cut_begin=True):
     curves = main.get_curves(keys, get_abs_time(*timerange), maxpoints=500, cut_begin=cut_begin)
+    opts = main.get_curve_options(timerange, keys)
     #if 'tt:target' in curves:
     #    print('---')
     #    print(curves['tt:target'].fmtm())
     #    print('TT', curves['tt:target'].for_json()[-5:])
-    return {k: c.for_json() for k, c in curves.items()}
+    return {k: c.for_json(opts.get(k, {}).get('period', 0)) for k, c in curves.items()}