15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2012 Google Inc. All rights reserved. 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Redistribution and use in source and binary forms, with or without 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modification, are permitted provided that the following conditions are 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * met: 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Redistributions of source code must retain the above copyright 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer. 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Redistributions in binary form must reproduce the above 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * copyright notice, this list of conditions and the following disclaimer 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * in the documentation and/or other materials provided with the 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * distribution. 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Neither the name of Google Inc. nor the names of its 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * contributors may be used to endorse or promote products derived from 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * this software without specific prior written permission. 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#ifndef PlatformInstrumentation_h 325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define PlatformInstrumentation_h 335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 347757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch#include "wtf/MainThread.h" 357757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch#include "wtf/text/WTFString.h" 365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 3753e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/platform/chromium/TraceEvent.h" 385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)namespace WebCore { 405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class PlatformInstrumentationClient { 425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual ~PlatformInstrumentationClient(); 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual void willDecodeImage(const String& imageType) = 0; 465c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual void didDecodeImage() = 0; 475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual void willResizeImage(bool shouldCache) = 0; 485c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual void didResizeImage() = 0; 495c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class PlatformInstrumentation { 525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 53926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) static const char ImageDecodeEvent[]; 54926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) static const char ImageResizeEvent[]; 55926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 56926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) static const char ImageTypeArgument[]; 57926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) static const char CachedArgument[]; 58926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 595c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static void setClient(PlatformInstrumentationClient*); 605c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static bool hasClient() { return m_client; } 615c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 625c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static void willDecodeImage(const String& imageType); 635c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static void didDecodeImage(); 645c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static void willResizeImage(bool shouldCache); 655c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static void didResizeImage(); 665c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 675c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 68926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) static const char CategoryName[]; 69926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 705c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static PlatformInstrumentationClient* m_client; 715c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 725c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 73926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles)#define FAST_RETURN_IF_NO_CLIENT_OR_NOT_MAIN_THREAD() if (!m_client || !isMainThread()) return; 745c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 755c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)inline void PlatformInstrumentation::willDecodeImage(const String& imageType) 765c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 77926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) TRACE_EVENT_BEGIN1(CategoryName, ImageDecodeEvent, ImageTypeArgument, TRACE_STR_COPY(imageType.ascii().data())); 78926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) FAST_RETURN_IF_NO_CLIENT_OR_NOT_MAIN_THREAD(); 795c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) m_client->willDecodeImage(imageType); 805c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 815c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 825c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)inline void PlatformInstrumentation::didDecodeImage() 835c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 84926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) TRACE_EVENT_END0(CategoryName, ImageDecodeEvent); 85926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) FAST_RETURN_IF_NO_CLIENT_OR_NOT_MAIN_THREAD(); 865c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) m_client->didDecodeImage(); 875c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 885c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 895c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)inline void PlatformInstrumentation::willResizeImage(bool shouldCache) 905c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 91926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) TRACE_EVENT_BEGIN1(CategoryName, ImageResizeEvent, CachedArgument, shouldCache); 92926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) FAST_RETURN_IF_NO_CLIENT_OR_NOT_MAIN_THREAD(); 935c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) m_client->willResizeImage(shouldCache); 945c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 955c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 965c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)inline void PlatformInstrumentation::didResizeImage() 975c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 98926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) TRACE_EVENT_END0(CategoryName, ImageResizeEvent); 99926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) FAST_RETURN_IF_NO_CLIENT_OR_NOT_MAIN_THREAD(); 1005c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) m_client->didResizeImage(); 1015c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 1025c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1035c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} // namespace WebCore 1045c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1055c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif // PlatformInstrumentation_h 106