blob: ce5723bcb329302df7ee8e7f2e6574e17ce5a983 [file] [log] [blame]
// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import <CoreGraphics/CoreGraphics.h>
#import <Foundation/Foundation.h>
#import <memory>
#import "remoting/client/display/sys_opengl.h"
namespace remoting {
class ChromotingClientRuntime;
class RendererProxy;
namespace protocol {
class VideoRenderer;
class CursorShapeStub;
} // namespace protocol
} // namespace remoting
@class EAGLView;
// This protocol is for receiving notifications from the renderer when its state
// changes. Implementations can use this to reposition viewport, process
// animations, etc.
@protocol GlDisplayHandlerDelegate<NSObject>
// Notifies the delegate that the size of the desktop image has changed.
- (void)canvasSizeChanged:(CGSize)size;
- (void)rendererTicked;
@interface GlDisplayHandler : NSObject {
// Called once the renderer can start drawing on the view. Do nothing if the
// surface is already created.
- (void)createRendererContext:(EAGLView*)view;
// Called when the renderer should stop drawing on the view. Do nothing if the
// surface is not created.
- (void)destroyRendererContext;
// Called every time the view dimension is initialized or changed.
- (void)setSurfaceSize:(const CGRect&)frame;
// Must be called immediately after the object is constructed.
- (std::unique_ptr<remoting::protocol::VideoRenderer>)createVideoRenderer;
- (std::unique_ptr<remoting::protocol::CursorShapeStub>)createCursorShapeStub;
@property(readonly) remoting::RendererProxy* rendererProxy;
// This is write-only but @property doesn't support write-only modifier.
@property id<GlDisplayHandlerDelegate> delegate;
- (id<GlDisplayHandlerDelegate>)delegate UNAVAILABLE_ATTRIBUTE;