| // Copyright 2016 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 COMPONENTS_NTP_TILES_METRICS_H_ |
| #define COMPONENTS_NTP_TILES_METRICS_H_ |
| |
| #include "components/ntp_tiles/ntp_tile_impression.h" |
| |
| namespace rappor { |
| class RapporService; |
| } // namespace rappor |
| |
| namespace ntp_tiles { |
| namespace metrics { |
| |
| // Records an NTP impression, after all tiles have loaded. |
| void RecordPageImpression(int number_of_tiles); |
| |
| // Records an individual tile impression, which should be called only after the |
| // visual type of the tile has been determined. If |rappor_service| is null, no |
| // rappor metrics will be reported. |
| void RecordTileImpression(const NTPTileImpression& impression, |
| rappor::RapporService* rappor_service); |
| |
| // Records a click on a tile. |
| void RecordTileClick(const NTPTileImpression& impression); |
| |
| } // namespace metrics |
| } // namespace ntp_tiles |
| |
| #endif // COMPONENTS_NTP_TILES_METRICS_H_ |