зеркало из https://github.com/mozilla/gecko-dev.git
118 строки
2.1 KiB
C++
118 строки
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "DrawEventRecorder.h"
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#include "PathRecording.h"
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#include "RecordingTypes.h"
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namespace mozilla {
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namespace gfx {
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using namespace std;
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DrawEventRecorderPrivate::DrawEventRecorderPrivate(std::ostream *aStream)
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: mOutputStream(aStream)
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{
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}
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void
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DrawEventRecorderPrivate::WriteHeader()
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{
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WriteElement(*mOutputStream, kMagicInt);
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WriteElement(*mOutputStream, kMajorRevision);
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WriteElement(*mOutputStream, kMinorRevision);
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}
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void
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DrawEventRecorderPrivate::RecordEvent(const RecordedEvent &aEvent)
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{
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WriteElement(*mOutputStream, aEvent.mType);
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aEvent.RecordToStream(*mOutputStream);
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Flush();
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}
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DrawEventRecorderFile::DrawEventRecorderFile(const char *aFilename)
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: DrawEventRecorderPrivate(nullptr)
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, mOutputFile(aFilename, ofstream::binary)
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{
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mOutputStream = &mOutputFile;
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WriteHeader();
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}
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DrawEventRecorderFile::~DrawEventRecorderFile()
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{
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mOutputFile.close();
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}
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void
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DrawEventRecorderFile::Flush()
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{
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mOutputFile.flush();
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}
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bool
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DrawEventRecorderFile::IsOpen()
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{
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return mOutputFile.is_open();
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}
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void
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DrawEventRecorderFile::OpenNew(const char *aFilename)
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{
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MOZ_ASSERT(!mOutputFile.is_open());
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mOutputFile.open(aFilename, ofstream::binary);
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WriteHeader();
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}
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void
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DrawEventRecorderFile::Close()
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{
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MOZ_ASSERT(mOutputFile.is_open());
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mOutputFile.close();
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}
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DrawEventRecorderMemory::DrawEventRecorderMemory()
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: DrawEventRecorderPrivate(nullptr)
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{
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mOutputStream = &mMemoryStream;
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WriteHeader();
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}
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void
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DrawEventRecorderMemory::Flush()
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{
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mOutputStream->flush();
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}
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size_t
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DrawEventRecorderMemory::RecordingSize()
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{
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return mMemoryStream.tellp();
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}
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bool
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DrawEventRecorderMemory::CopyRecording(char* aBuffer, size_t aBufferLen)
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{
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return !!mMemoryStream.read(aBuffer, aBufferLen);
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}
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void
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DrawEventRecorderMemory::WipeRecording()
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{
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mMemoryStream.str(std::string());
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mMemoryStream.clear();
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WriteHeader();
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}
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} // namespace gfx
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} // namespace mozilla
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