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// Copyright 2015 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 UI_OZONE_PLATFORM_DRM_HOST_DRM_DISPLAY_HOST_H_
#define UI_OZONE_PLATFORM_DRM_HOST_DRM_DISPLAY_HOST_H_
#include <memory>
#include "base/macros.h"
#include "ui/display/types/display_configuration_params.h"
#include "ui/display/types/display_constants.h"
#include "ui/display/types/native_display_delegate.h"
#include "ui/ozone/platform/drm/host/gpu_thread_observer.h"
namespace display {
class DisplaySnapshot;
}
namespace ui {
class GpuThreadAdapter;
class DrmDisplayHost : public GpuThreadObserver {
public:
DrmDisplayHost(GpuThreadAdapter* sender,
std::unique_ptr<display::DisplaySnapshot> params,
bool is_dummy);
~DrmDisplayHost() override;
display::DisplaySnapshot* snapshot() const { return snapshot_.get(); }
bool is_dummy() const { return is_dummy_; }
void UpdateDisplaySnapshot(std::unique_ptr<display::DisplaySnapshot> params);
void GetHDCPState(display::GetHDCPStateCallback callback);
void SetHDCPState(display::HDCPState state,
display::ContentProtectionMethod protection_method,
display::SetHDCPStateCallback callback);
void SetColorMatrix(const std::vector<float>& color_matrix);
void SetGammaCorrection(
const std::vector<display::GammaRampRGBEntry>& degamma_lut,
const std::vector<display::GammaRampRGBEntry>& gamma_lut);
void SetPrivacyScreen(bool enabled);
// Called when the IPC from the GPU process arrives to answer the above
// commands.
void OnHDCPStateReceived(bool status,
display::HDCPState state,
display::ContentProtectionMethod protection_method);
void OnHDCPStateUpdated(bool status);
// GpuThreadObserver:
void OnGpuProcessLaunched() override;
void OnGpuThreadReady() override;
void OnGpuThreadRetired() override;
private:
// Calls all the callbacks with failure.
void ClearCallbacks();
GpuThreadAdapter* const sender_; // Not owned.
std::unique_ptr<display::DisplaySnapshot> snapshot_;
// Used during startup to signify that any display configuration should be
// synchronous and succeed.
bool is_dummy_;
display::GetHDCPStateCallback get_hdcp_callback_;
display::SetHDCPStateCallback set_hdcp_callback_;
DISALLOW_COPY_AND_ASSIGN(DrmDisplayHost);
};
} // namespace ui
#endif // UI_OZONE_PLATFORM_DRM_HOST_DRM_DISPLAY_HOST_H_
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