| /* |
| * Copyright (C) 2010 Google Inc. All rights reserved. |
| * Copyright (C) 2012 Intel 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 THIRD_PARTY_BLINK_RENDERER_CORE_TIMING_WINDOW_PERFORMANCE_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_TIMING_WINDOW_PERFORMANCE_H_ |
| |
| #include "third_party/blink/public/platform/web_layer_tree_view.h" |
| #include "third_party/blink/renderer/core/core_export.h" |
| #include "third_party/blink/renderer/core/dom/context_lifecycle_observer.h" |
| #include "third_party/blink/renderer/core/frame/performance_monitor.h" |
| #include "third_party/blink/renderer/core/timing/memory_info.h" |
| #include "third_party/blink/renderer/core/timing/performance.h" |
| #include "third_party/blink/renderer/core/timing/performance_navigation.h" |
| #include "third_party/blink/renderer/core/timing/performance_timing.h" |
| #include "third_party/blink/renderer/platform/heap/heap_allocator.h" |
| |
| namespace blink { |
| |
| class CORE_EXPORT WindowPerformance final : public Performance, |
| public PerformanceMonitor::Client, |
| public DOMWindowClient { |
| USING_GARBAGE_COLLECTED_MIXIN(WindowPerformance); |
| friend class WindowPerformanceTest; |
| |
| public: |
| static WindowPerformance* Create(LocalDOMWindow* window) { |
| return MakeGarbageCollected<WindowPerformance>(window); |
| } |
| |
| explicit WindowPerformance(LocalDOMWindow*); |
| ~WindowPerformance() override; |
| |
| ExecutionContext* GetExecutionContext() const override; |
| |
| PerformanceTiming* timing() const override; |
| PerformanceNavigation* navigation() const override; |
| |
| MemoryInfo* memory() const override; |
| |
| bool shouldYield() const override; |
| |
| void UpdateLongTaskInstrumentation() override; |
| |
| bool ShouldBufferEntries(); |
| |
| bool FirstInputDetected() const { return !!first_input_timing_; } |
| |
| // This method creates a PerformanceEventTiming and if needed creates a swap |
| // promise to calculate the |duration| attribute when such promise is |
| // resolved. |
| void RegisterEventTiming(const AtomicString& event_type, |
| TimeTicks start_time, |
| TimeTicks processing_start, |
| TimeTicks processing_end, |
| bool cancelable); |
| |
| void AddElementTiming(const AtomicString& name, |
| const IntRect& rect, |
| TimeTicks timestamp); |
| |
| void AddLayoutJankFraction(double jank_fraction); |
| |
| void Trace(blink::Visitor*) override; |
| |
| private: |
| PerformanceNavigationTiming* CreateNavigationTimingInstance() override; |
| |
| static std::pair<AtomicString, DOMWindow*> SanitizedAttribution( |
| ExecutionContext*, |
| bool has_multiple_contexts, |
| LocalFrame* observer_frame); |
| |
| // PerformanceMonitor::Client implementation. |
| void ReportLongTask( |
| base::TimeTicks start_time, |
| base::TimeTicks end_time, |
| ExecutionContext* task_context, |
| bool has_multiple_contexts, |
| const SubTaskAttribution::EntriesVector& sub_task_attributions) override; |
| |
| void BuildJSONValue(V8ObjectBuilder&) const override; |
| |
| // Method called once swap promise is resolved. It will add all event timings |
| // that have not been added since the last swap promise. |
| void ReportEventTimings(WebLayerTreeView::SwapResult result, |
| TimeTicks timestamp); |
| |
| void DispatchFirstInputTiming(PerformanceEventTiming* entry); |
| |
| // PerformanceEventTiming entries that have not been added yet: the event |
| // dispatch has been completed but the swap promise used to determine |
| // |duration| has not been resolved. |
| HeapVector<Member<PerformanceEventTiming>> event_timings_; |
| Member<PerformanceEventTiming> first_pointer_down_event_timing_; |
| mutable Member<PerformanceNavigation> navigation_; |
| mutable Member<PerformanceTiming> timing_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_CORE_TIMING_WINDOW_PERFORMANCE_H_ |