forked from Public-Mirror/Textractor
80 lines
2.1 KiB
C++
80 lines
2.1 KiB
C++
// textthread.cc
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// 8/24/2013 jichi
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// Branch IHF/TextThread.cpp, rev 133
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#ifdef _MSC_VER
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# pragma warning (disable:4100) // C4100: unreference formal parameter
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#endif // _MSC_VER
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#include "textthread.h"
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#include <mutex>
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#include "../vnrhook/include/const.h"
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#include "winmutex.h"
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#define TT_LOCK std::lock_guard<std::recursive_mutex> ttLocker(ttMutex) // Synchronized scope for accessing private data
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TextThread::TextThread(ThreadParameter tp, DWORD status) :
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deletionEvent(CreateEventW(nullptr, FALSE, FALSE, NULL)),
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flushThread([&]() { while (WaitForSingleObject(deletionEvent, 100), FlushSentenceBuffer()); }),
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timestamp(GetTickCount()),
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Output(nullptr),
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tp(tp),
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status(status)
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{}
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TextThread::~TextThread()
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{
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status = -1UL;
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SetEvent(deletionEvent);
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flushThread.join();
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CloseHandle(deletionEvent);
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}
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std::wstring TextThread::GetStore()
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{
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TT_LOCK;
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return storage;
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}
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bool TextThread::FlushSentenceBuffer()
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{
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TT_LOCK;
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if (status == -1UL) return false;
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if (timestamp - GetTickCount() < 250 || sentenceBuffer.size() == 0) return true; // TODO: let user change delay before sentence is flushed
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std::wstring sentence;
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if (status & USING_UNICODE)
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{
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sentence = std::wstring((wchar_t*)sentenceBuffer.data(), sentenceBuffer.size() / 2);
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}
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else if (status & USING_UTF8)
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{
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wchar_t* converted = new wchar_t[sentenceBuffer.size()];
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sentence = std::wstring(converted, MultiByteToWideChar(CP_UTF8, 0, sentenceBuffer.data(), sentenceBuffer.size(), converted, sentenceBuffer.size()));
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delete[] converted;
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}
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else
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{
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wchar_t* converted = new wchar_t[sentenceBuffer.size()];
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sentence = std::wstring(converted, MultiByteToWideChar(932, 0, sentenceBuffer.data(), sentenceBuffer.size(), converted, sentenceBuffer.size()));
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delete[] converted;
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}
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AddSentence(sentence);
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sentenceBuffer.clear();
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return true;
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}
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void TextThread::AddSentence(std::wstring sentence)
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{
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TT_LOCK;
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if (Output) sentence = Output(this, sentence);
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storage.append(sentence);
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}
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void TextThread::AddText(const BYTE *con, int len)
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{
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TT_LOCK;
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sentenceBuffer.insert(sentenceBuffer.end(), con, con + len);
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timestamp = GetTickCount();
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}
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// EOF
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