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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_METRICS_UI_SCREEN_INFO_METRICS_PROVIDER_H_
#define COMPONENTS_METRICS_UI_SCREEN_INFO_METRICS_PROVIDER_H_
#include <optional>
#include "components/metrics/metrics_provider.h"
#include "ui/gfx/geometry/size.h"
namespace metrics {
// ScreenInfoMetricsProvider provides metrics related to screen info.
class ScreenInfoMetricsProvider : public MetricsProvider {
public:
ScreenInfoMetricsProvider();
ScreenInfoMetricsProvider(const ScreenInfoMetricsProvider&) = delete;
ScreenInfoMetricsProvider& operator=(const ScreenInfoMetricsProvider&) =
delete;
~ScreenInfoMetricsProvider() override;
// MetricsProvider:
void ProvideSystemProfileMetrics(
SystemProfileProto* system_profile_proto) override;
protected:
// Exposed for the sake of mocking in test code.
// Returns the screen size for the primary monitor if available.
virtual std::optional<gfx::Size> GetScreenSize() const;
// Returns the device scale factor for the primary monitor.
virtual float GetScreenDeviceScaleFactor() const;
// Returns the number of monitors the user is using.
virtual int GetScreenCount() const;
};
} // namespace metrics
#endif // COMPONENTS_METRICS_UI_SCREEN_INFO_METRICS_PROVIDER_H_
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