Import of the watch repository from Pebble

src/fw/applib/ui/path_layer.h

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+/*
+ * 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.
+ */
+
+#pragma once
+#include "applib/graphics/gtypes.h"
+#include "applib/graphics/gpath.h"
+#include "applib/ui/layer.h"
+
+typedef struct PathLayer {
+  Layer layer;
+  GPath path;
+  GColor stroke_color;
+  GColor fill_color;
+} PathLayer;
+
+void path_layer_init(PathLayer *path_layer, const GPathInfo *path_info);
+
+void path_layer_deinit(PathLayer *path_layer, const GPathInfo *path_info);
+
+void path_layer_set_stroke_color(PathLayer *path_layer, GColor color);
+
+void path_layer_set_fill_color(PathLayer *path_layer, GColor color);
+
+//! Gets the "root" Layer of the path layer, which is the parent for the sub-
+//! layers used for its implementation.
+//! @param path_layer Pointer to the PathLayer for which to get the "root" Layer
+//! @return The "root" Layer of the path layer.
+//! @internal
+//! @note The result is always equal to `(Layer *) path_layer`.
+Layer* path_layer_get_layer(const PathLayer *path_layer);
+