Import of the watch repository from Pebble

tools/resources/resource_map/resource_generator_pbi.py

@@ -0,0 +1,62 @@
+# Copyright 2024 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from resources.types.resource_object import ResourceObject
+from resources.resource_map.resource_generator import ResourceGenerator
+
+from pebble_sdk_platform import pebble_platforms
+
+import bitmapgen
+
+def _pbi_generator(task, definition, format_str):
+    pb = bitmapgen.PebbleBitmap(task.inputs[0].abspath(), bitmap_format=format_str)
+    return ResourceObject(definition, pb.convert_to_pbi())
+
+
+class PbiResourceGenerator(ResourceGenerator):
+    type = 'pbi'
+
+    @staticmethod
+    def generate_object(task, definition):
+        return _pbi_generator(task, definition, 'bw')
+
+
+class Pbi8ResourceGenerator(ResourceGenerator):
+    type = 'pbi8'
+
+    @staticmethod
+    def generate_object(task, definition):
+        env = task.generator.env
+
+        format = 'color' if 'color' in pebble_platforms[env.PLATFORM_NAME]['TAGS'] else 'bw'
+
+        return _pbi_generator(task, definition, format)
+
+# This implementation is in the "pbi" file because it's implemented using pbis, even though it's
+# named with "png" prefix and we have a "png" file.
+class PngTransResourceGenerator(ResourceGenerator):
+    type = 'png-trans'
+
+    @staticmethod
+    def generate_object(task, definition):
+        if 'WHITE' in definition.name:
+            color_map = bitmapgen.WHITE_COLOR_MAP
+        elif 'BLACK' in definition.name:
+            color_map = bitmapgen.BLACK_COLOR_MAP
+        else:
+            task.generator.bld.fatal('png-trans with neither white nor black in the name: ' +
+                                      resource_definition.name)
+
+        pb = bitmapgen.PebbleBitmap(task.inputs[0].abspath(), color_map=color_map)
+        return ResourceObject(definition, pb.convert_to_pbi())