#ifndef _INC_TTSAPP
#define _INC_TTSAPP

#include <windows.h>        // System includes

#include <atlbase.h>		// ATL
#include <windowsx.h>

#include <commctrl.h>		// Common controls
#include <commdlg.h>

#include <richedit.h>		// Required for rich edit control
#include <richole.h>

#include "tom.h"
#include "textserv.h"
#include "resource.h"

#include <wchar.h>
#include <tchar.h>

#include <olectl.h>         // Required for showing property page

#include <sapi.h>           // SAPI includes
#pragma warning(push)       // Disable warning C4996: 'GetVersionExA': was declared deprecated (sphelper.h:1319)
#pragma warning(disable: 4996)
#include <sphelper.h>
#pragma warning(pop)
#include <spuihelp.h>

// Constant definitions
#define MAX_SIZE                102400      //100K
#define NORM_SIZE               256
#define NUM_OUTPUTFORMATS       36
#define WM_TTSAPPCUSTOMEVENT       WM_APP          // Window message used for systhesis events
#define CHILD_CLASS             _T("TTSAppChildWin")  // Child window for blitting mouth to
#define WEYESNAR                14              // eye positions
#define WEYESCLO                15
#define NUM_PHONEMES            6
#define CHARACTER_WIDTH         128
#define CHARACTER_HEIGHT        128
#define MAX_FILE_PATH			256

//
// Prototypes for dialog procs
//
LPARAM CALLBACK ChildWndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
LRESULT CALLBACK About(HWND, UINT, WPARAM, LPARAM);

// Main Object used by app
class CTTSApp
{
public:
	CTTSApp(HINSTANCE hInstance) :
		m_hInst(hInstance), m_hWnd(0), m_hChildWnd(0)
	{
		m_bPause = FALSE; // pause audio?
		m_bStop = TRUE;  // stop audio?
		m_DefaultVolume = 0;     // default volume
		m_DefaultRate = 0;     // default rate
		m_DefaultFormatIndex = 0;     // default output format
		m_pszwFileText = NULL;  // text from file
		m_szWFileName[0] = NULL;  // wide text from file
	}
	~CTTSApp()
	{
		// delete any allocated memory
		if (m_pszwFileText)
		{
			delete m_pszwFileText;
		}
	}

	// Member Functions
	static LRESULT CALLBACK DlgProcMain(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam);
	HRESULT     InitSapi();
	void        Stop();
	HRESULT     VoiceChange();
	HRESULT     ReadTheFile(TCHAR* szFileName, BOOL* bIsUnicode, WCHAR** ppszwBuff);
	void        UpdateEditCtlW(WCHAR* pszwText);
	BOOL        CallOpenFileDialog(TCHAR* szFileName, TCHAR* szFilter);
	BOOL        CallSaveFileDialog(TCHAR* szFileName, TCHAR* szFilter);
	HIMAGELIST  InitImageList();

	//
	//  Private methods
	//
private:
	// Message handling member functions
	BOOL OnInitDialog(HWND hWnd);
	void MainHandleSynthEvent();
	void HandleScroll(HWND hCtl);
	void MainHandleCommand(int id, HWND hWndControl, UINT codeNotify);
	void MainHandleClose();
	void HandleSpeak();
	void EnableSpeakButtons(BOOL fEnable);

	//
	//  Member data
	//
private:
	const HINSTANCE     m_hInst;
	HWND                m_hWnd;
	HWND                m_hChildWnd;
	CComPtr<ISpVoice>   m_cpVoice;
	CComPtr<ISpAudio>   m_cpOutAudio;
	BOOL                m_bPause;
	BOOL                m_bStop;
	USHORT              m_DefaultVolume;
	long                m_DefaultRate;
	int                 m_DefaultFormatIndex;
	WCHAR*              m_pszwFileText;
	WCHAR               m_szWFileName[MAX_FILE_PATH];
};

#endif // _INC_TTSAPP