| /* |
| * 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 StyleResolverStats_h |
| #define StyleResolverStats_h |
| |
| #include "platform/tracing/TraceEvent.h" |
| #include "platform/tracing/TracedValue.h" |
| #include "wtf/PtrUtil.h" |
| #include <memory> |
| |
| namespace blink { |
| |
| class StyleResolverStats { |
| USING_FAST_MALLOC(StyleResolverStats); |
| |
| public: |
| static std::unique_ptr<StyleResolverStats> create() { |
| return wrapUnique(new StyleResolverStats); |
| } |
| |
| void reset(); |
| bool allCountersEnabled() const; |
| std::unique_ptr<TracedValue> toTracedValue() const; |
| |
| unsigned sharedStyleLookups; |
| unsigned sharedStyleCandidates; |
| unsigned sharedStyleFound; |
| unsigned sharedStyleMissed; |
| unsigned sharedStyleRejectedByUncommonAttributeRules; |
| unsigned sharedStyleRejectedBySiblingRules; |
| unsigned sharedStyleRejectedByParent; |
| unsigned matchedPropertyApply; |
| unsigned matchedPropertyCacheHit; |
| unsigned matchedPropertyCacheInheritedHit; |
| unsigned matchedPropertyCacheAdded; |
| unsigned rulesFastRejected; |
| unsigned rulesRejected; |
| unsigned rulesMatched; |
| unsigned stylesChanged; |
| unsigned stylesUnchanged; |
| unsigned stylesAnimated; |
| unsigned elementsStyled; |
| unsigned pseudoElementsStyled; |
| unsigned baseStylesUsed; |
| unsigned independentInheritedStylesPropagated; |
| |
| private: |
| StyleResolverStats() { reset(); } |
| }; |
| |
| #define INCREMENT_STYLE_STATS_COUNTER(styleEngine, counter, n) \ |
| ((styleEngine).stats() && ((styleEngine).stats()->counter += n)); |
| |
| } // namespace blink |
| |
| #endif // StyleResolverStats_h |
