// Copyright (c) 2011 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. #ifndef REMOTING_CLIENT_CHROMOTING_VIEW_H_ #define REMOTING_CLIENT_CHROMOTING_VIEW_H_ #include <string> #include "base/memory/ref_counted.h" #include "media/base/video_frame.h" #include "ui/gfx/point.h" class MessageLoop; namespace base { class WaitableEvent; } // namespace base namespace remoting { static const uint32 kCreatedColor = 0xffccccff; static const uint32 kDisconnectedColor = 0xff00ccff; static const uint32 kFailedColor = 0xffcc00ff; // TODO(garykac): Move this into a proper class that keeps track of state. enum ConnectionState { CREATED, CONNECTED, DISCONNECTED, FAILED, }; // ChromotingView defines the behavior of an object that draws a view of the // remote desktop. Its main function is to render the update stream onto the // screen. class ChromotingView { public: ChromotingView(); virtual ~ChromotingView(); // Get screen dimensions. // TODO(garykac): This will need to be extended to support multi-monitors. void GetScreenSize(int* width, int* height); // Initialize the common structures for the view. virtual bool Initialize() = 0; // Free up resources allocated by this view. virtual void TearDown() = 0; // Tells the ChromotingView to paint the current image on the screen. virtual void Paint() = 0; // Fill the screen with one single static color, and ignore updates. // Useful for debugging. virtual void SetSolidFill(uint32 color) = 0; // Removes a previously set solid fill. If no fill was previous set, this // does nothing. virtual void UnsetSolidFill() = 0; // Record the update the state of the connection, updating the UI as needed. virtual void SetConnectionState(ConnectionState s) = 0; // Update the status of the last login attempt. Updating the UI as needed. // |success| is set to true if the last login successful otherwise false. // |info| contains the error information if available. virtual void UpdateLoginStatus(bool success, const std::string& info) = 0; // Return the horizontal scale factor of this view. virtual double GetHorizontalScaleRatio() const = 0; // Return the vertical scale factor of this view. virtual double GetVerticalScaleRatio() const = 0; protected: // Framebuffer for the decoder. scoped_refptr<media::VideoFrame> frame_; // Dimensions of |frame_| bitmap. int frame_width_; int frame_height_; }; } // namespace remoting #endif // REMOTING_CLIENT_CHROMOTING_VIEW_H_