Added MPPConnection

mediapipe/tasks/ios/components/containers/BUILD

@@ -60,3 +60,9 @@ objc_library(
     srcs = ["sources/MPPLandmark.m"],
     hdrs = ["sources/MPPLandmark.h"],
 )
+
+objc_library(
+    name = "MPPConnection",
+    srcs = ["sources/MPPConnection.m"],
+    hdrs = ["sources/MPPConnection.h"],
+)

mediapipe/tasks/ios/components/containers/sources/MPPConnection.h

@@ -0,0 +1,44 @@
+// Copyright 2023 The MediaPipe Authors.
+//
+// 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.
+
+#import <Foundation/Foundation.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+/** The value class representing a landmark connection. */
+NS_SWIFT_NAME(Connection)
+@interface MPPConnection : NSObject
+
+@property(nonatomic, readonly) NSInteger start;
+
+@property(nonatomic, readonly) NSInteger end;
+
+/**
+ * Initializes a new `MPPConnection` with the start and end landmarks integer constants.
+ *
+ * @param start The integer representing the starting landmark of the connection.
+ * @param end The integer representing the ending landmark of the connection.
+ *
+ * @return An instance of `MPPConnection` initialized with the given start and end landmarks integer
+ * constants.
+ */
+- (instancetype)initWithStart:(NSInteger)star end:(NSInteger)end NS_DESIGNATED_INITIALIZER;
+
+- (instancetype)init NS_UNAVAILABLE;
+
++ (instancetype)new NS_UNAVAILABLE;
+
+@end
+
+NS_ASSUME_NONNULL_END

mediapipe/tasks/ios/components/containers/sources/MPPConnection.m

@@ -0,0 +1,28 @@
+// Copyright 2023 The MediaPipe Authors.
+//
+// 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.
+
+#import "mediapipe/tasks/ios/components/containers/sources/MPPConnection.h"
+
+@implementation MPPConnection
+
+- (instancetype)initWithStart:(NSInteger)start end:(NSInteger)end {
+  self = [super init];
+  if (self) {
+    _start = start;
+    _end = end;
+  }
+  return self;
+}
+
+@end