Organic Maps sources as of 02.04.2025 (fad26bbf22ac3da75e01e62aa01e5c8e11861005)

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tools/python/stylesheet/drules_info.py

@@ -0,0 +1,85 @@
+# Tool shows following information about classes
+#  - zooms range, for classes with a style
+#  - classes without a style
+
+# If path to the protobuf EGG is specified then apply it before import drules_struct_pb2
+import os
+import sys
+PROTOBUF_EGG_PATH = os.environ.get("PROTOBUF_EGG_PATH")
+if PROTOBUF_EGG_PATH:
+    # another version of protobuf may be installed, override it
+    for i in range(len(sys.path)):
+        if -1 != sys.path[i].find("protobuf-"):
+            sys.path[i] = PROTOBUF_EGG_PATH
+    sys.path.append(PROTOBUF_EGG_PATH)
+
+import sys
+import csv
+import drules_struct_pb2
+
+def GetAllClasses(mapping_path):
+    class_order = []
+    for row in csv.reader(open(mapping_path), delimiter=';'):
+        cl = row[0].replace("|", "-")
+        if row[2] != "x":
+            class_order.append(cl)
+    class_order.sort()
+    return class_order
+
+def GetClassesZoomRange(drules_path):
+    drules = drules_struct_pb2.ContainerProto()
+    drules.ParseFromString(open(drules_path).read())
+    result = {}
+    for rule in drules.cont:
+        name = str(rule.name)
+        zooms = [-1, -1]
+        for elem in rule.element:
+            if elem.scale >= 0:
+                if zooms[0] == -1 or elem.scale < zooms[0]:
+                    zooms[0] = elem.scale
+                if zooms[1] == -1 or elem.scale > zooms[1]:
+                    zooms[1] = elem.scale
+        if zooms[0] != -1:
+            if name in result:
+                if result[name][0] < zooms[0]:
+                    zooms[0] = result[name][0]
+                if result[name][1] > zooms[1]:
+                    zooms[1] = result[name][1]
+            result[name] = zooms
+    return result
+
+def ShowZoomInfo(mapping_path, drules_path):
+    classes_order = GetAllClasses(mapping_path)
+    classes_zooms = GetClassesZoomRange(drules_path)
+
+    classes_with_style = []
+    classes_without_style = []
+
+    for c in classes_order:
+        if c in classes_zooms:
+            classes_with_style.append(c)
+        else:
+            classes_without_style.append(c)
+
+    classes_with_style.sort()
+    classes_without_style.sort()
+
+    print "Classes with a style: (%s)" % (str(len(classes_with_style)))
+    for c in classes_with_style:
+        print "    %s - [%s, %s]" % (c, str(classes_zooms[c][0]), str(classes_zooms[c][1]))
+
+    print ""
+    print "Classes without a style (%s):" % (len(classes_without_style))
+    for c in classes_without_style:
+        print "    %s" % c
+
+if __name__ == "__main__":
+
+    if len(sys.argv) < 3:
+        print "Usage:"
+        print "drules_info.py <mapcss_mapping_file> <drules_proto_file>"
+        exit(-1)
+
+    mapping_path = sys.argv[1]
+    drules_path = sys.argv[2]
+    ShowZoomInfo(mapping_path, drules_path)