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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/gl/gpu_switching_manager.h"
#include "base/observer_list.h"
namespace ui {
// static
GpuSwitchingManager* GpuSwitchingManager::GetInstance() {
return base::Singleton<GpuSwitchingManager>::get();
}
GpuSwitchingManager::GpuSwitchingManager() = default;
GpuSwitchingManager::~GpuSwitchingManager() = default;
void GpuSwitchingManager::AddObserver(GpuSwitchingObserver* observer) {
observer_list_.AddObserver(observer);
}
void GpuSwitchingManager::RemoveObserver(GpuSwitchingObserver* observer) {
observer_list_.RemoveObserver(observer);
}
void GpuSwitchingManager::NotifyGpuSwitched(
gl::GpuPreference active_gpu_heuristic) {
observer_list_.Notify(&GpuSwitchingObserver::OnGpuSwitched,
active_gpu_heuristic);
}
void GpuSwitchingManager::NotifyDisplayAdded() {
observer_list_.Notify(&GpuSwitchingObserver::OnDisplayAdded);
}
void GpuSwitchingManager::NotifyDisplayRemoved() {
observer_list_.Notify(&GpuSwitchingObserver::OnDisplayRemoved);
}
void GpuSwitchingManager::NotifyDisplayMetricsChanged() {
observer_list_.Notify(&GpuSwitchingObserver::OnDisplayMetricsChanged);
}
} // namespace ui
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