Textractor/host/textthread.cc
2018-08-21 22:43:30 -04:00

77 lines
2.0 KiB
C++

// textthread.cc
// 8/24/2013 jichi
// Branch IHF/TextThread.cpp, rev 133
#ifdef _MSC_VER
# pragma warning (disable:4100) // C4100: unreference formal parameter
#endif // _MSC_VER
#include "textthread.h"
#include <mutex>
#include "../vnrhook/include/const.h"
#include "winmutex.h"
#define TT_LOCK std::lock_guard<std::recursive_mutex> ttLocker(ttMutex) // Synchronized scope for accessing private data
TextThread::TextThread(ThreadParameter tp, DWORD status) :
status(status),
timestamp(GetTickCount()),
Output(nullptr),
tp(tp),
flushThread([&]() { while (Sleep(25), FlushSentenceBuffer()); })
{}
TextThread::~TextThread()
{
status = -1UL;
flushThread.join();
}
std::wstring TextThread::GetStore()
{
TT_LOCK;
return storage;
}
bool TextThread::FlushSentenceBuffer()
{
TT_LOCK;
if (status == -1UL) return false;
if (timestamp - GetTickCount() < 250 || sentenceBuffer.size() == 0) return true; // TODO: let user change delay before sentence is flushed
std::wstring sentence;
if (status & USING_UNICODE)
{
sentence = std::wstring((wchar_t*)sentenceBuffer.data(), sentenceBuffer.size() / 2);
}
else if (status & USING_UTF8)
{
wchar_t* converted = new wchar_t[sentenceBuffer.size()];
sentence = std::wstring(converted, MultiByteToWideChar(CP_UTF8, 0, sentenceBuffer.data(), sentenceBuffer.size(), converted, sentenceBuffer.size()));
delete[] converted;
}
else
{
wchar_t* converted = new wchar_t[sentenceBuffer.size()];
sentence = std::wstring(converted, MultiByteToWideChar(932, 0, sentenceBuffer.data(), sentenceBuffer.size(), converted, sentenceBuffer.size()));
delete[] converted;
}
AddSentence(sentence);
sentenceBuffer.clear();
return true;
}
void TextThread::AddSentence(std::wstring sentence)
{
TT_LOCK;
if (Output) sentence = Output(this, sentence);
storage.append(sentence);
}
void TextThread::AddText(const BYTE *con, int len)
{
TT_LOCK;
sentenceBuffer.insert(sentenceBuffer.end(), con, con + len);
timestamp = GetTickCount();
}
// EOF