tts-win32.cpp

roadnav 内含一个基于wxWindows库的车载导航系统。编译后

/*
 *  Roadnav
 *  TTS-Win32.cpp
 *
 *  Copyright (c) 2004 - 2006 Richard L. Lynch <[e-mail]>
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of version 2 of the GNU General Public License
 *  as published by the Free Software Foundation.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

//////////////////////////////////////////////////////////////////////////////
/// \file
///
/// Text to speech functions using Microsoft SAPI 5.1
///
//////////////////////////////////////////////////////////////////////////////

#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

#ifdef _MSC_VER
#pragma warning(disable: 4786)
#endif

#include <wx/wx.h>

#if defined(__WINDOWS__)

#include <stdio.h>
#include <sphelper.h>

static CComPtr<ISpVoice> g_cpVoice = NULL;

//////////////////////////////////////////////////////////////////////////////
///
/// \brief Initialize TTS
///
//////////////////////////////////////////////////////////////////////////////

bool TTSLoad()
{
    return FAILED(g_cpVoice.CoCreateInstance(CLSID_SpVoice));
}

//////////////////////////////////////////////////////////////////////////////
///
/// \brief Say some stuff using TTS
///
//////////////////////////////////////////////////////////////////////////////

bool TTSSpeak(const char * pszText)
{
	wchar_t * pwszText;

	if (!g_cpVoice)
	{
		// not initialized (MS SAPI 5 probably not installed)
		return true;
	}

	pwszText = new wchar_t [strlen(pszText) + 1];
	mbstowcs(pwszText, pszText, strlen(pszText) + 1);

	g_cpVoice->Speak(pwszText, 0, NULL);

	delete pwszText;

	return false;
}


//////////////////////////////////////////////////////////////////////////////
///
/// \brief Clean up TTS
///
//////////////////////////////////////////////////////////////////////////////

bool TTSUnload()
{
	if (g_cpVoice)
		g_cpVoice.Release();

	g_cpVoice = NULL;

	return false;
}

#endif