loadSkeletonDataJson function

Implementation

SkeletonData loadSkeletonDataJson(Atlas atlas, String jsonData, {String? path}) {
  final jsonDataNative = jsonData.toNativeUtf8();
  final pathNative = (path ?? '').toNativeUtf8();

  final resultPtr = SpineBindings.bindings
      .spine_skeleton_data_load_json(atlas.nativePtr.cast(), jsonDataNative.cast<Char>(), pathNative.cast<Char>());

  malloc.free(jsonDataNative);
  malloc.free(pathNative);

  // Check for error
  final errorPtr = SpineBindings.bindings.spine_skeleton_data_result_get_error(resultPtr.cast());
  if (errorPtr != nullptr) {
    final error = errorPtr.cast<Utf8>().toDartString();
    SpineBindings.bindings.spine_skeleton_data_result_dispose(resultPtr.cast());
    throw Exception("Couldn't load skeleton data: $error");
  }

  // Get skeleton data
  final skeletonDataPtr = SpineBindings.bindings.spine_skeleton_data_result_get_data(resultPtr.cast());
  final skeletonData = SkeletonData.fromPointer(skeletonDataPtr);
  SpineBindings.bindings.spine_skeleton_data_result_dispose(resultPtr.cast());
  return skeletonData;
}