| // Copyright 2017 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 CC_TREES_UKM_MANAGER_H_ |
| #define CC_TREES_UKM_MANAGER_H_ |
| |
| #include "cc/cc_export.h" |
| #include "services/metrics/public/cpp/ukm_source_id.h" |
| #include "url/gurl.h" |
| |
| namespace ukm { |
| class UkmRecorder; |
| } // namespace ukm |
| |
| namespace cc { |
| |
| class CC_EXPORT UkmRecorderFactory { |
| public: |
| virtual ~UkmRecorderFactory() {} |
| |
| virtual std::unique_ptr<ukm::UkmRecorder> CreateRecorder() = 0; |
| }; |
| |
| class CC_EXPORT UkmManager { |
| public: |
| explicit UkmManager(std::unique_ptr<ukm::UkmRecorder> recorder); |
| ~UkmManager(); |
| |
| void SetSourceURL(const GURL& url); |
| |
| // These metrics are recorded while a user interaction is in progress. |
| void SetUserInteractionInProgress(bool in_progress); |
| void AddCheckerboardStatsForFrame(int64_t checkerboard_area, |
| int64_t num_missing_tiles, |
| int64_t total_visible_area); |
| |
| // These metrics are recorded until the source URL changes. |
| void AddCheckerboardedImages(int num_of_checkerboarded_images); |
| |
| ukm::UkmRecorder* recorder_for_testing() { return recorder_.get(); } |
| |
| private: |
| void RecordCheckerboardUkm(); |
| void RecordRenderingUkm(); |
| |
| bool user_interaction_in_progress_ = false; |
| int64_t num_of_images_checkerboarded_during_interaction_ = 0; |
| int64_t checkerboarded_content_area_ = 0; |
| int64_t num_missing_tiles_ = 0; |
| int64_t total_visible_area_ = 0; |
| int64_t num_of_frames_ = 0; |
| |
| int total_num_of_checkerboarded_images_ = 0; |
| |
| ukm::SourceId source_id_ = ukm::kInvalidSourceId; |
| std::unique_ptr<ukm::UkmRecorder> recorder_; |
| }; |
| |
| } // namespace cc |
| |
| #endif // CC_TREES_UKM_MANAGER_H_ |