| // 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_ |