Add ICU message format support
[chromium-blink-merge.git] / cc / output / overlay_candidate_validator.h
blob60647316f8b56b6f2944710142d17ec86b996ac5
1 // Copyright 2014 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.
5 #ifndef CC_OUTPUT_OVERLAY_CANDIDATE_VALIDATOR_H_
6 #define CC_OUTPUT_OVERLAY_CANDIDATE_VALIDATOR_H_
8 #include <vector>
10 #include "cc/base/cc_export.h"
11 #include "cc/output/overlay_candidate.h"
13 namespace cc {
15 // This class that can be used to answer questions about possible overlay
16 // configurations for a particular output device.
17 class CC_EXPORT OverlayCandidateValidator {
18 public:
19 // A list of possible overlay candidates is presented to this function.
20 // The expected result is that those candidates that can be in a separate
21 // plane are marked with |overlay_handled| set to true, otherwise they are
22 // to be traditionally composited. Candidates with |overlay_handled| set to
23 // true must also have their |display_rect| converted to integer
24 // coordinates if necessary.
25 virtual void CheckOverlaySupport(OverlayCandidateList* surfaces) = 0;
27 virtual ~OverlayCandidateValidator() {}
30 } // namespace cc
32 #endif // CC_OUTPUT_OVERLAY_CANDIDATE_VALIDATOR_H_