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gaaclarke
44 lines
1.8 KiB
Objective-C
44 lines
1.8 KiB
Objective-C
// Copyright 2013 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef SHELL_PLATFORM_IOS_FRAMEWORK_SOURCE_FLUTTER_OVERLAY_VIEW_H_
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#define SHELL_PLATFORM_IOS_FRAMEWORK_SOURCE_FLUTTER_OVERLAY_VIEW_H_
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#include <UIKit/UIKit.h>
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#include <memory>
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#import "FlutterPlatformViews_Internal.h"
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#include "flutter/fml/memory/weak_ptr.h"
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#include "flutter/shell/common/shell.h"
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#include "flutter/shell/platform/darwin/ios/ios_gl_context.h"
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#include "flutter/shell/platform/darwin/ios/ios_surface.h"
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#include "flutter/shell/platform/darwin/ios/ios_surface_gl.h"
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/// UIViews that are used by |FlutterPlatformViews| to present Flutter
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/// rendering on top of system compositor rendering (ex. a web view).
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///
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/// When there is a view composited by the system compositor within a Flutter
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/// view hierarchy, instead of rendering into a single render target, Flutter
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/// renders into multiple render targets (depending on the number of
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/// interleaving levels between Flutter & non-Flutter contents). While the
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/// FlutterView contains the backing store for the root render target, the
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/// FlutterOverlay view contains the backing stores for the rest. The overlay
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/// views also handle touch propagation and the like for touches that occurs
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/// either on overlays or otherwise may be intercepted by the platform views.
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@interface FlutterOverlayView : UIView
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- (instancetype)initWithFrame:(CGRect)frame NS_UNAVAILABLE;
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- (instancetype)initWithCoder:(NSCoder*)aDecoder NS_UNAVAILABLE;
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- (instancetype)init NS_DESIGNATED_INITIALIZER;
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- (instancetype)initWithContentsScale:(CGFloat)contentsScale;
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- (std::unique_ptr<flutter::IOSSurface>)createSurface:
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(std::shared_ptr<flutter::IOSGLContext>)gl_context;
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@end
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#endif // SHELL_PLATFORM_IOS_FRAMEWORK_SOURCE_FLUTTER_OVERLAY_VIEW_H_
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