1 // Copyright 2019 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef COMPONENTS_VIZ_COMMON_DISPLAY_OVERLAY_STRATEGY_H_ 6 #define COMPONENTS_VIZ_COMMON_DISPLAY_OVERLAY_STRATEGY_H_ 7 8 #include <string> 9 #include <vector> 10 11 #include "components/viz/common/viz_common_export.h" 12 13 namespace viz { 14 15 // Enum used for UMA histogram. These enum values must not be changed or 16 // reused. 17 enum class OverlayStrategy { 18 kUnknown = 0, 19 kNoStrategyUsed = 1, 20 kFullscreen = 2, 21 kSingleOnTop = 3, 22 kUnderlay = 4, 23 kUnderlayCast = 5, 24 kMaxValue = kUnderlayCast, 25 }; 26 27 // Parses a comma separated list of overlay strategy types and returns a list 28 // of the corresponding OverlayStrategy enum values. 29 VIZ_COMMON_EXPORT std::vector<OverlayStrategy> ParseOverlayStrategies( 30 const std::string& strategies_string); 31 32 } // namespace viz 33 34 #endif // COMPONENTS_VIZ_COMMON_DISPLAY_OVERLAY_STRATEGY_H_ 35