spine-runtimes/spine-flutter/lib/generated/arrays.dart

//
// Spine Runtimes License Agreement
// Last updated April 5, 2025. Replaces all prior versions.
//
// Copyright (c) 2013-2025, Esoteric Software LLC
//
// Integration of the Spine Runtimes into software or otherwise creating
// derivative works of the Spine Runtimes is permitted under the terms and
// conditions of Section 2 of the Spine Editor License Agreement:
// http://esotericsoftware.com/spine-editor-license
//
// Otherwise, it is permitted to integrate the Spine Runtimes into software
// or otherwise create derivative works of the Spine Runtimes (collectively,
// "Products"), provided that each user of the Products must obtain their own
// Spine Editor license and redistribution of the Products in any form must
// include this license and copyright notice.
//
// THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
// BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
// THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//

// AUTO GENERATED FILE, DO NOT EDIT.

import 'dart:ffi';
import 'package:ffi/ffi.dart';
import 'spine_dart_bindings_generated.dart';
import '../spine_bindings.dart';
import '../native_array.dart';
import 'alpha_timeline.dart';
import 'animation.dart';
import 'atlas_page.dart';
import 'atlas_region.dart';
import 'attachment.dart';
import 'attachment_timeline.dart';
import 'bone.dart';
import 'bone_data.dart';
import 'bone_pose.dart';
import 'bounding_box_attachment.dart';
import 'clipping_attachment.dart';
import 'constraint.dart';
import 'constraint_data.dart';
import 'deform_timeline.dart';
import 'draw_order_timeline.dart';
import 'event.dart';
import 'event_data.dart';
import 'event_timeline.dart';
import 'from_property.dart';
import 'from_rotate.dart';
import 'from_scale_x.dart';
import 'from_scale_y.dart';
import 'from_shear_y.dart';
import 'from_x.dart';
import 'from_y.dart';
import 'ik_constraint.dart';
import 'ik_constraint_data.dart';
import 'ik_constraint_timeline.dart';
import 'inherit_timeline.dart';
import 'mesh_attachment.dart';
import 'path_attachment.dart';
import 'path_constraint.dart';
import 'path_constraint_data.dart';
import 'path_constraint_mix_timeline.dart';
import 'path_constraint_position_timeline.dart';
import 'path_constraint_spacing_timeline.dart';
import 'physics_constraint.dart';
import 'physics_constraint_damping_timeline.dart';
import 'physics_constraint_data.dart';
import 'physics_constraint_gravity_timeline.dart';
import 'physics_constraint_inertia_timeline.dart';
import 'physics_constraint_mass_timeline.dart';
import 'physics_constraint_mix_timeline.dart';
import 'physics_constraint_reset_timeline.dart';
import 'physics_constraint_strength_timeline.dart';
import 'physics_constraint_wind_timeline.dart';
import 'point_attachment.dart';
import 'polygon.dart';
import 'region_attachment.dart';
import 'rgb2_timeline.dart';
import 'rgb_timeline.dart';
import 'rgba2_timeline.dart';
import 'rgba_timeline.dart';
import 'rotate_timeline.dart';
import 'scale_timeline.dart';
import 'scale_x_timeline.dart';
import 'scale_y_timeline.dart';
import 'sequence_timeline.dart';
import 'shear_timeline.dart';
import 'shear_x_timeline.dart';
import 'shear_y_timeline.dart';
import 'skin.dart';
import 'slider.dart';
import 'slider_data.dart';
import 'slider_mix_timeline.dart';
import 'slider_timeline.dart';
import 'slot.dart';
import 'slot_data.dart';
import 'texture_region.dart';
import 'timeline.dart';
import 'to_property.dart';
import 'to_rotate.dart';
import 'to_scale_x.dart';
import 'to_scale_y.dart';
import 'to_shear_y.dart';
import 'to_x.dart';
import 'to_y.dart';
import 'track_entry.dart';
import 'transform_constraint.dart';
import 'transform_constraint_data.dart';
import 'transform_constraint_timeline.dart';
import 'translate_timeline.dart';
import 'translate_x_timeline.dart';
import 'translate_y_timeline.dart';
import 'update.dart';

/// ArrayFloat wrapper
class ArrayFloat extends NativeArray<double> {
  ArrayFloat.fromPointer(Pointer<spine_array_float_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_float_size(nativePtr.cast());
  }

  @override
  double operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_float_buffer(nativePtr.cast());
    return buffer.cast<Float>()[index];
  }
}

/// ArrayInt wrapper
class ArrayInt extends NativeArray<int> {
  ArrayInt.fromPointer(Pointer<spine_array_int_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_int_size(nativePtr.cast());
  }

  @override
  int operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_int_buffer(nativePtr.cast());
    return buffer.cast<Int32>()[index];
  }
}

/// ArrayUnsignedShort wrapper
class ArrayUnsignedShort extends NativeArray<int> {
  ArrayUnsignedShort.fromPointer(Pointer<spine_array_unsigned_short_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_unsigned_short_size(nativePtr.cast());
  }

  @override
  int operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_unsigned_short_buffer(nativePtr.cast());
    return buffer.cast<Uint16>()[index];
  }
}

/// ArrayPropertyId wrapper
class ArrayPropertyId extends NativeArray<int> {
  ArrayPropertyId.fromPointer(Pointer<spine_array_property_id_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_property_id_size(nativePtr.cast());
  }

  @override
  int operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_property_id_buffer(nativePtr.cast());
    // NOTE: This will not compile due to C API bug - buffer() returns int instead of Pointer
    return buffer.cast<Int64>()[index];
  }
}

/// ArrayAnimation wrapper
class ArrayAnimation extends NativeArray<Animation?> {
  ArrayAnimation.fromPointer(Pointer<spine_array_animation_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_animation_size(nativePtr.cast());
  }

  @override
  Animation? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_animation_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : Animation.fromPointer(buffer[index]);
  }
}

/// ArrayAtlasPage wrapper
class ArrayAtlasPage extends NativeArray<AtlasPage?> {
  ArrayAtlasPage.fromPointer(Pointer<spine_array_atlas_page_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_atlas_page_size(nativePtr.cast());
  }

  @override
  AtlasPage? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_atlas_page_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : AtlasPage.fromPointer(buffer[index]);
  }
}

/// ArrayAtlasRegion wrapper
class ArrayAtlasRegion extends NativeArray<AtlasRegion?> {
  ArrayAtlasRegion.fromPointer(Pointer<spine_array_atlas_region_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_atlas_region_size(nativePtr.cast());
  }

  @override
  AtlasRegion? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_atlas_region_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : AtlasRegion.fromPointer(buffer[index]);
  }
}

/// ArrayAttachment wrapper
class ArrayAttachment extends NativeArray<Attachment?> {
  ArrayAttachment.fromPointer(Pointer<spine_array_attachment_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_attachment_size(nativePtr.cast());
  }

  @override
  Attachment? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_attachment_buffer(nativePtr.cast());
    if (buffer[index].address == 0) return null;
    final rtti = SpineBindings.bindings.spine_attachment_get_rtti(buffer[index]);
    final className = SpineBindings.bindings.spine_rtti_get_class_name(rtti).cast<Utf8>().toDartString();
    switch (className) {
      case 'spine_bounding_box_attachment':
        return BoundingBoxAttachment.fromPointer(buffer[index].cast());
      case 'spine_clipping_attachment':
        return ClippingAttachment.fromPointer(buffer[index].cast());
      case 'spine_mesh_attachment':
        return MeshAttachment.fromPointer(buffer[index].cast());
      case 'spine_path_attachment':
        return PathAttachment.fromPointer(buffer[index].cast());
      case 'spine_point_attachment':
        return PointAttachment.fromPointer(buffer[index].cast());
      case 'spine_region_attachment':
        return RegionAttachment.fromPointer(buffer[index].cast());
      default:
        throw UnsupportedError('Unknown concrete type: $className for abstract class Attachment');
    }
  }
}

/// ArrayBone wrapper
class ArrayBone extends NativeArray<Bone?> {
  ArrayBone.fromPointer(Pointer<spine_array_bone_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_bone_size(nativePtr.cast());
  }

  @override
  Bone? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_bone_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : Bone.fromPointer(buffer[index]);
  }
}

/// ArrayBoneData wrapper
class ArrayBoneData extends NativeArray<BoneData?> {
  ArrayBoneData.fromPointer(Pointer<spine_array_bone_data_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_bone_data_size(nativePtr.cast());
  }

  @override
  BoneData? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_bone_data_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : BoneData.fromPointer(buffer[index]);
  }
}

/// ArrayBonePose wrapper
class ArrayBonePose extends NativeArray<BonePose?> {
  ArrayBonePose.fromPointer(Pointer<spine_array_bone_pose_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_bone_pose_size(nativePtr.cast());
  }

  @override
  BonePose? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_bone_pose_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : BonePose.fromPointer(buffer[index]);
  }
}

/// ArrayBoundingBoxAttachment wrapper
class ArrayBoundingBoxAttachment extends NativeArray<BoundingBoxAttachment?> {
  ArrayBoundingBoxAttachment.fromPointer(Pointer<spine_array_bounding_box_attachment_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_bounding_box_attachment_size(nativePtr.cast());
  }

  @override
  BoundingBoxAttachment? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_bounding_box_attachment_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : BoundingBoxAttachment.fromPointer(buffer[index]);
  }
}

/// ArrayConstraint wrapper
class ArrayConstraint extends NativeArray<Constraint?> {
  ArrayConstraint.fromPointer(Pointer<spine_array_constraint_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_constraint_size(nativePtr.cast());
  }

  @override
  Constraint? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_constraint_buffer(nativePtr.cast());
    if (buffer[index].address == 0) return null;
    final rtti = SpineBindings.bindings.spine_constraint_get_rtti(buffer[index]);
    final className = SpineBindings.bindings.spine_rtti_get_class_name(rtti).cast<Utf8>().toDartString();
    switch (className) {
      case 'spine_ik_constraint':
        return IkConstraint.fromPointer(buffer[index].cast());
      case 'spine_path_constraint':
        return PathConstraint.fromPointer(buffer[index].cast());
      case 'spine_physics_constraint':
        return PhysicsConstraint.fromPointer(buffer[index].cast());
      case 'spine_slider':
        return Slider.fromPointer(buffer[index].cast());
      case 'spine_transform_constraint':
        return TransformConstraint.fromPointer(buffer[index].cast());
      default:
        throw UnsupportedError('Unknown concrete type: $className for abstract class Constraint');
    }
  }
}

/// ArrayConstraintData wrapper
class ArrayConstraintData extends NativeArray<ConstraintData?> {
  ArrayConstraintData.fromPointer(Pointer<spine_array_constraint_data_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_constraint_data_size(nativePtr.cast());
  }

  @override
  ConstraintData? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_constraint_data_buffer(nativePtr.cast());
    if (buffer[index].address == 0) return null;
    final rtti = SpineBindings.bindings.spine_constraint_data_get_rtti(buffer[index]);
    final className = SpineBindings.bindings.spine_rtti_get_class_name(rtti).cast<Utf8>().toDartString();
    switch (className) {
      case 'spine_ik_constraint_data':
        return IkConstraintData.fromPointer(buffer[index].cast());
      case 'spine_path_constraint_data':
        return PathConstraintData.fromPointer(buffer[index].cast());
      case 'spine_physics_constraint_data':
        return PhysicsConstraintData.fromPointer(buffer[index].cast());
      case 'spine_slider_data':
        return SliderData.fromPointer(buffer[index].cast());
      case 'spine_transform_constraint_data':
        return TransformConstraintData.fromPointer(buffer[index].cast());
      default:
        throw UnsupportedError('Unknown concrete type: $className for abstract class ConstraintData');
    }
  }
}

/// ArrayEvent wrapper
class ArrayEvent extends NativeArray<Event?> {
  ArrayEvent.fromPointer(Pointer<spine_array_event_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_event_size(nativePtr.cast());
  }

  @override
  Event? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_event_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : Event.fromPointer(buffer[index]);
  }
}

/// ArrayEventData wrapper
class ArrayEventData extends NativeArray<EventData?> {
  ArrayEventData.fromPointer(Pointer<spine_array_event_data_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_event_data_size(nativePtr.cast());
  }

  @override
  EventData? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_event_data_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : EventData.fromPointer(buffer[index]);
  }
}

/// ArrayFromProperty wrapper
class ArrayFromProperty extends NativeArray<FromProperty?> {
  ArrayFromProperty.fromPointer(Pointer<spine_array_from_property_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_from_property_size(nativePtr.cast());
  }

  @override
  FromProperty? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_from_property_buffer(nativePtr.cast());
    if (buffer[index].address == 0) return null;
    final rtti = SpineBindings.bindings.spine_from_property_get_rtti(buffer[index]);
    final className = SpineBindings.bindings.spine_rtti_get_class_name(rtti).cast<Utf8>().toDartString();
    switch (className) {
      case 'spine_from_rotate':
        return FromRotate.fromPointer(buffer[index].cast());
      case 'spine_from_scale_x':
        return FromScaleX.fromPointer(buffer[index].cast());
      case 'spine_from_scale_y':
        return FromScaleY.fromPointer(buffer[index].cast());
      case 'spine_from_shear_y':
        return FromShearY.fromPointer(buffer[index].cast());
      case 'spine_from_x':
        return FromX.fromPointer(buffer[index].cast());
      case 'spine_from_y':
        return FromY.fromPointer(buffer[index].cast());
      default:
        throw UnsupportedError('Unknown concrete type: $className for abstract class FromProperty');
    }
  }
}

/// ArrayPhysicsConstraint wrapper
class ArrayPhysicsConstraint extends NativeArray<PhysicsConstraint?> {
  ArrayPhysicsConstraint.fromPointer(Pointer<spine_array_physics_constraint_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_physics_constraint_size(nativePtr.cast());
  }

  @override
  PhysicsConstraint? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_physics_constraint_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : PhysicsConstraint.fromPointer(buffer[index]);
  }
}

/// ArrayPolygon wrapper
class ArrayPolygon extends NativeArray<Polygon?> {
  ArrayPolygon.fromPointer(Pointer<spine_array_polygon_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_polygon_size(nativePtr.cast());
  }

  @override
  Polygon? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_polygon_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : Polygon.fromPointer(buffer[index]);
  }
}

/// ArraySkin wrapper
class ArraySkin extends NativeArray<Skin?> {
  ArraySkin.fromPointer(Pointer<spine_array_skin_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_skin_size(nativePtr.cast());
  }

  @override
  Skin? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_skin_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : Skin.fromPointer(buffer[index]);
  }
}

/// ArraySlot wrapper
class ArraySlot extends NativeArray<Slot?> {
  ArraySlot.fromPointer(Pointer<spine_array_slot_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_slot_size(nativePtr.cast());
  }

  @override
  Slot? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_slot_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : Slot.fromPointer(buffer[index]);
  }
}

/// ArraySlotData wrapper
class ArraySlotData extends NativeArray<SlotData?> {
  ArraySlotData.fromPointer(Pointer<spine_array_slot_data_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_slot_data_size(nativePtr.cast());
  }

  @override
  SlotData? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_slot_data_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : SlotData.fromPointer(buffer[index]);
  }
}

/// ArrayTextureRegion wrapper
class ArrayTextureRegion extends NativeArray<TextureRegion?> {
  ArrayTextureRegion.fromPointer(Pointer<spine_array_texture_region_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_texture_region_size(nativePtr.cast());
  }

  @override
  TextureRegion? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_texture_region_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : TextureRegion.fromPointer(buffer[index]);
  }
}

/// ArrayTimeline wrapper
class ArrayTimeline extends NativeArray<Timeline?> {
  ArrayTimeline.fromPointer(Pointer<spine_array_timeline_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_timeline_size(nativePtr.cast());
  }

  @override
  Timeline? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_timeline_buffer(nativePtr.cast());
    if (buffer[index].address == 0) return null;
    final rtti = SpineBindings.bindings.spine_timeline_get_rtti(buffer[index]);
    final className = SpineBindings.bindings.spine_rtti_get_class_name(rtti).cast<Utf8>().toDartString();
    switch (className) {
      case 'spine_alpha_timeline':
        return AlphaTimeline.fromPointer(buffer[index].cast());
      case 'spine_attachment_timeline':
        return AttachmentTimeline.fromPointer(buffer[index].cast());
      case 'spine_deform_timeline':
        return DeformTimeline.fromPointer(buffer[index].cast());
      case 'spine_draw_order_timeline':
        return DrawOrderTimeline.fromPointer(buffer[index].cast());
      case 'spine_event_timeline':
        return EventTimeline.fromPointer(buffer[index].cast());
      case 'spine_ik_constraint_timeline':
        return IkConstraintTimeline.fromPointer(buffer[index].cast());
      case 'spine_inherit_timeline':
        return InheritTimeline.fromPointer(buffer[index].cast());
      case 'spine_path_constraint_mix_timeline':
        return PathConstraintMixTimeline.fromPointer(buffer[index].cast());
      case 'spine_path_constraint_position_timeline':
        return PathConstraintPositionTimeline.fromPointer(buffer[index].cast());
      case 'spine_path_constraint_spacing_timeline':
        return PathConstraintSpacingTimeline.fromPointer(buffer[index].cast());
      case 'spine_physics_constraint_damping_timeline':
        return PhysicsConstraintDampingTimeline.fromPointer(buffer[index].cast());
      case 'spine_physics_constraint_gravity_timeline':
        return PhysicsConstraintGravityTimeline.fromPointer(buffer[index].cast());
      case 'spine_physics_constraint_inertia_timeline':
        return PhysicsConstraintInertiaTimeline.fromPointer(buffer[index].cast());
      case 'spine_physics_constraint_mass_timeline':
        return PhysicsConstraintMassTimeline.fromPointer(buffer[index].cast());
      case 'spine_physics_constraint_mix_timeline':
        return PhysicsConstraintMixTimeline.fromPointer(buffer[index].cast());
      case 'spine_physics_constraint_reset_timeline':
        return PhysicsConstraintResetTimeline.fromPointer(buffer[index].cast());
      case 'spine_physics_constraint_strength_timeline':
        return PhysicsConstraintStrengthTimeline.fromPointer(buffer[index].cast());
      case 'spine_physics_constraint_wind_timeline':
        return PhysicsConstraintWindTimeline.fromPointer(buffer[index].cast());
      case 'spine_rgb2_timeline':
        return Rgb2Timeline.fromPointer(buffer[index].cast());
      case 'spine_rgba2_timeline':
        return Rgba2Timeline.fromPointer(buffer[index].cast());
      case 'spine_rgba_timeline':
        return RgbaTimeline.fromPointer(buffer[index].cast());
      case 'spine_rgb_timeline':
        return RgbTimeline.fromPointer(buffer[index].cast());
      case 'spine_rotate_timeline':
        return RotateTimeline.fromPointer(buffer[index].cast());
      case 'spine_scale_timeline':
        return ScaleTimeline.fromPointer(buffer[index].cast());
      case 'spine_scale_x_timeline':
        return ScaleXTimeline.fromPointer(buffer[index].cast());
      case 'spine_scale_y_timeline':
        return ScaleYTimeline.fromPointer(buffer[index].cast());
      case 'spine_sequence_timeline':
        return SequenceTimeline.fromPointer(buffer[index].cast());
      case 'spine_shear_timeline':
        return ShearTimeline.fromPointer(buffer[index].cast());
      case 'spine_shear_x_timeline':
        return ShearXTimeline.fromPointer(buffer[index].cast());
      case 'spine_shear_y_timeline':
        return ShearYTimeline.fromPointer(buffer[index].cast());
      case 'spine_slider_mix_timeline':
        return SliderMixTimeline.fromPointer(buffer[index].cast());
      case 'spine_slider_timeline':
        return SliderTimeline.fromPointer(buffer[index].cast());
      case 'spine_transform_constraint_timeline':
        return TransformConstraintTimeline.fromPointer(buffer[index].cast());
      case 'spine_translate_timeline':
        return TranslateTimeline.fromPointer(buffer[index].cast());
      case 'spine_translate_x_timeline':
        return TranslateXTimeline.fromPointer(buffer[index].cast());
      case 'spine_translate_y_timeline':
        return TranslateYTimeline.fromPointer(buffer[index].cast());
      default:
        throw UnsupportedError('Unknown concrete type: $className for abstract class Timeline');
    }
  }
}

/// ArrayToProperty wrapper
class ArrayToProperty extends NativeArray<ToProperty?> {
  ArrayToProperty.fromPointer(Pointer<spine_array_to_property_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_to_property_size(nativePtr.cast());
  }

  @override
  ToProperty? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_to_property_buffer(nativePtr.cast());
    if (buffer[index].address == 0) return null;
    final rtti = SpineBindings.bindings.spine_to_property_get_rtti(buffer[index]);
    final className = SpineBindings.bindings.spine_rtti_get_class_name(rtti).cast<Utf8>().toDartString();
    switch (className) {
      case 'spine_to_rotate':
        return ToRotate.fromPointer(buffer[index].cast());
      case 'spine_to_scale_x':
        return ToScaleX.fromPointer(buffer[index].cast());
      case 'spine_to_scale_y':
        return ToScaleY.fromPointer(buffer[index].cast());
      case 'spine_to_shear_y':
        return ToShearY.fromPointer(buffer[index].cast());
      case 'spine_to_x':
        return ToX.fromPointer(buffer[index].cast());
      case 'spine_to_y':
        return ToY.fromPointer(buffer[index].cast());
      default:
        throw UnsupportedError('Unknown concrete type: $className for abstract class ToProperty');
    }
  }
}

/// ArrayTrackEntry wrapper
class ArrayTrackEntry extends NativeArray<TrackEntry?> {
  ArrayTrackEntry.fromPointer(Pointer<spine_array_track_entry_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_track_entry_size(nativePtr.cast());
  }

  @override
  TrackEntry? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_track_entry_buffer(nativePtr.cast());
    return buffer[index].address == 0 ? null : TrackEntry.fromPointer(buffer[index]);
  }
}

/// ArrayUpdate wrapper
class ArrayUpdate extends NativeArray<Update?> {
  ArrayUpdate.fromPointer(Pointer<spine_array_update_wrapper> super.ptr);

  @override
  int get length {
    return SpineBindings.bindings.spine_array_update_size(nativePtr.cast());
  }

  @override
  Update? operator [](int index) {
    if (index < 0 || index >= length) {
      throw RangeError.index(index, this, 'index');
    }
    final buffer = SpineBindings.bindings.spine_array_update_buffer(nativePtr.cast());
    if (buffer[index].address == 0) return null;
    final rtti = SpineBindings.bindings.spine_update_get_rtti(buffer[index]);
    final className = SpineBindings.bindings.spine_rtti_get_class_name(rtti).cast<Utf8>().toDartString();
    switch (className) {
      case 'spine_bone':
        return Bone.fromPointer(buffer[index].cast());
      case 'spine_bone_pose':
        return BonePose.fromPointer(buffer[index].cast());
      case 'spine_ik_constraint':
        return IkConstraint.fromPointer(buffer[index].cast());
      case 'spine_path_constraint':
        return PathConstraint.fromPointer(buffer[index].cast());
      case 'spine_physics_constraint':
        return PhysicsConstraint.fromPointer(buffer[index].cast());
      case 'spine_slider':
        return Slider.fromPointer(buffer[index].cast());
      case 'spine_transform_constraint':
        return TransformConstraint.fromPointer(buffer[index].cast());
      default:
        throw UnsupportedError('Unknown concrete type: $className for abstract class Update');
    }
  }
}