Textractor_test/GUI/host/textthread.cc
2018-08-31 12:17:04 -04:00

64 lines
1.6 KiB
C++

// textthread.cc
// 8/24/2013 jichi
// Branch IHF/TextThread.cpp, rev 133
#include "textthread.h"
#include "const.h"
TextThread::TextThread(ThreadParam tp, DWORD status) : tp(tp), status(status) {}
TextThread::~TextThread()
{
SetEvent(deletionEvent);
flushThread.join();
CloseHandle(deletionEvent);
LOCK(ttMutex);
}
std::wstring TextThread::GetStore()
{
LOCK(ttMutex);
return storage;
}
void TextThread::Flush()
{
std::wstring sentence;
{
LOCK(ttMutex);
if (buffer.size() < 400 && (GetTickCount() - timestamp < 250 || buffer.size() == 0)) return; // TODO: let user change delay before sentence is flushed
if (status & USING_UNICODE)
{
sentence = std::wstring((wchar_t*)buffer.data(), buffer.size() / 2);
}
else
{
wchar_t* converted = new wchar_t[buffer.size()];
sentence = std::wstring(converted, MultiByteToWideChar(status & USING_UTF8 ? CP_UTF8 : 932, 0, buffer.data(), buffer.size(), converted, buffer.size()));
delete[] converted;
}
memset(buffer.data(), 0, buffer.size());
buffer.clear();
}
AddSentence(sentence);
}
void TextThread::AddSentence(std::wstring sentence)
{
// Dispatch to extensions occurs here. Don't hold mutex! Extensions might take a while!
if (Output) sentence = Output(this, sentence);
LOCK(ttMutex);
storage.append(sentence);
}
void TextThread::AddText(const BYTE *con, int len)
{
LOCK(ttMutex);
// Artikash 8/27/2018: add repetition filter
if (len > 6 && buffer.data() && (strstr(buffer.data(), (const char*)con) || wcsstr((const wchar_t*)buffer.data(), (const wchar_t*)con))) return;
buffer.insert(buffer.end(), con, con + len);
timestamp = GetTickCount();
}
// EOF