layout/style/GenerateCompositorAnimatableProperties.py

   1 # This Source Code Form is subject to the terms of the Mozilla Public
   2 # License, v. 2.0. If a copy of the MPL was not distributed with this file,
   3 # You can obtain one at http://mozilla.org/MPL/2.0/.
   4
   5 import runpy
   6
   7
   8 def generate(output, dataFile):
   9     output.write(
  10         """/* THIS IS AN AUTOGENERATED FILE.  DO NOT EDIT */
  11 #ifndef COMPOSITOR_ANIMATABLE_PROPERTY_LIST
  12 #define COMPOSITOR_ANIMATABLE_PROPERTY_LIST { \\
  13 """
  14     )
  15
  16     def can_animate_on_compositor(p):
  17         return "CanAnimateOnCompositor" in p.flags and p.type() != "alias"
  18
  19     properties = runpy.run_path(dataFile)["data"]
  20     properties = filter(can_animate_on_compositor, properties.values())
  21
  22     count = 0
  23     for p in properties:
  24         output.write("  eCSSProperty_{}, \\\n".format(p.id))
  25         count += 1
  26
  27     output.write("}\n")
  28     output.write("#endif /* COMPOSITOR_ANIMATABLE_PROPERTY_LIST */\n")
  29
  30     output.write("\n")
  31     output.write("#ifndef COMPOSITOR_ANIMATABLE_PROPERTY_LIST_LENGTH\n")
  32     output.write(
  33         "#define COMPOSITOR_ANIMATABLE_PROPERTY_LIST_LENGTH {}\n".format(count)
  34     )
  35     output.write("#endif /* COMPOSITOR_ANIMATABLE_PROPERTY_LIST_LENGTH */\n")