| /* |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef SKY_ENGINE_CORE_CSS_RESOLVER_STYLERESOLVERSTATS_H_ |
| #define SKY_ENGINE_CORE_CSS_RESOLVER_STYLERESOLVERSTATS_H_ |
| |
| #include "sky/engine/wtf/PassOwnPtr.h" |
| #include "sky/engine/wtf/text/WTFString.h" |
| |
| namespace blink { |
| |
| class StyleResolverStats { |
| public: |
| static PassOwnPtr<StyleResolverStats> create() |
| { |
| return adoptPtr(new StyleResolverStats); |
| } |
| |
| void reset(); |
| String report() const; |
| |
| unsigned sharedStyleLookups; |
| unsigned sharedStyleCandidates; |
| unsigned sharedStyleFound; |
| unsigned sharedStyleMissed; |
| unsigned sharedStyleRejectedByAttributeRules; |
| unsigned matchedPropertyApply; |
| unsigned matchedPropertyCacheHit; |
| unsigned matchedPropertyCacheInheritedHit; |
| unsigned matchedPropertyCacheAdded; |
| |
| // We keep a separate flag for this since crawling the entire document to print |
| // the number of missed candidates is very slow. |
| bool printMissedCandidateCount; |
| |
| private: |
| StyleResolverStats() |
| : printMissedCandidateCount(false) |
| { |
| reset(); |
| } |
| }; |
| |
| #define INCREMENT_STYLE_STATS_COUNTER(resolver, counter) ((resolver).stats() && ++(resolver).stats()-> counter && (resolver).statsTotals()-> counter ++); |
| |
| } // namespace blink |
| |
| #endif // SKY_ENGINE_CORE_CSS_RESOLVER_STYLERESOLVERSTATS_H_ |