shell/platform/darwin/macos/framework/Source/FlutterMutatorView.h

// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef FLUTTER_SHELL_PLATFORM_DARWIN_MACOS_FRAMEWORK_SOURCE_FLUTTERMUTATORVIEW_H_
#define FLUTTER_SHELL_PLATFORM_DARWIN_MACOS_FRAMEWORK_SOURCE_FLUTTERMUTATORVIEW_H_

#import <Cocoa/Cocoa.h>

#include "flutter/shell/platform/embedder/embedder.h"

/// FlutterMutatorView contains platform view and is responsible for applying
/// FlutterLayer mutations to it.
@interface FlutterMutatorView : NSView

/// Designated initializer.
- (nonnull instancetype)initWithPlatformView:(nonnull NSView*)platformView;

/// Returns wrapped platform view.
@property(readonly, nonnull) NSView* platformView;

/// Applies mutations from FlutterLayer to the platform view. This may involve
/// creating or removing intermediate subviews depending on current state and
/// requested mutations.
- (void)applyFlutterLayer:(nonnull const FlutterLayer*)layer;

@end

#endif  // FLUTTER_SHELL_PLATFORM_DARWIN_MACOS_FRAMEWORK_SOURCE_FLUTTERMUTATORVIEW_H_