//-----------------------------------------------------------------
// dgwriff.cpp:
//      RIFF構造のデータ表示(AVI/WAVE)
//               Last Update: <2005/06/04 11:06:26 A.Murakami>
//-----------------------------------------------------------------
#include <windows.h>
#include <vfw.h>
#include "resource.h"
#include "driff.h"
//-----------------------------------------------------------------
// for VC++
#pragma comment(linker,"/subsystem:windows")
//-----------------------------------------------------------------
// グローバル変数:
//-----------------------------------------------------------------
HINSTANCE hAppInst;                       // 現在のインスタンス
TCHAR szTitle[256];                       // タイトルバーテキスト
TCHAR szWindowClass[256];                 // タイトルバーテキスト
//-----------------------------------------------------------------
// 関数宣言:
//-----------------------------------------------------------------
ATOM MyRegisterClass(HINSTANCE hInst);
BOOL InitInstance(HINSTANCE hInst,int nCmdSw);
LRESULT CALLBACK WndProc(HWND hWnd,UINT msg,WPARAM wParam,LPARAM lParam);
void GetWinRect(HWND hWnd,int* x,int* y);
//-----------------------------------------------------------------
int APIENTRY WinMain(HINSTANCE hInst,HINSTANCE hpInst,LPSTR lpArgv,int nCmdSw)
{
	MSG msg; HACCEL hAccelTable;
	// グローバルストリングを読込み
	LoadString(hInst,IDS_APP_TITLE,szTitle,256);
	LoadString(hInst,IDC_DG,szWindowClass,256);
	MyRegisterClass(hInst);
	// アプリケーションの初期化
	if(!InitInstance(hInst,nCmdSw)) {
		return FALSE;
	}
	hAccelTable = LoadAccelerators(hInst,(LPCTSTR)IDC_DG);
	// メインメッセージループ:
	while(GetMessage(&msg,NULL,0,0)) {
		if(!TranslateAccelerator (msg.hwnd,hAccelTable,&msg)) {
			TranslateMessage(&msg);
			DispatchMessage(&msg);
		}
	}
	return msg.wParam;
}
//-----------------------------------------------------------------
// MyRegisterClass()
//-----------------------------------------------------------------
ATOM MyRegisterClass(HINSTANCE hInst)
{
	WNDCLASSEX wcex;
	wcex.cbSize 		= sizeof(WNDCLASSEX); 
	wcex.style			= CS_HREDRAW | CS_VREDRAW;
	wcex.lpfnWndProc	= (WNDPROC)WndProc;
	wcex.cbClsExtra		= 0;
	wcex.cbWndExtra		= 0;
	wcex.hInstance		= hInst;
	wcex.hIcon			= NULL;
	wcex.hCursor		= LoadCursor(NULL, IDC_ARROW);
	wcex.hbrBackground	= (HBRUSH)(COLOR_WINDOW+1);
	wcex.lpszMenuName	= (LPCSTR)IDC_DG;
	wcex.lpszClassName	= szWindowClass;
	wcex.hIconSm		= NULL;
	return RegisterClassEx(&wcex);
}
//-----------------------------------------------------------------
// InitInstance(HANDLE, int)
//-----------------------------------------------------------------
BOOL InitInstance(HINSTANCE hInst,int nCmdSw)
{
   HWND hWnd;
   hAppInst = hInst;
   hWnd = CreateWindow(szWindowClass,szTitle,
					   WS_OVERLAPPEDWINDOW,
					   CW_USEDEFAULT,0,
					   CW_USEDEFAULT,0,
					   NULL,NULL,hInst,NULL);
   if(!hWnd) return FALSE;
   ShowWindow(hWnd,nCmdSw);
   UpdateWindow(hWnd);
   return TRUE;
}
//-----------------------------------------------------------------
// WndProc(HWND, unsigned, WORD, LONG)
//-----------------------------------------------------------------
LRESULT CALLBACK WndProc(HWND hWnd,UINT msg,WPARAM wParam,LPARAM lParam)
{
	static HWND hEdit; // 情報表示窓
	static int wx,wy,wex,wey;
	switch(msg) {
	case WM_CREATE:
		GetWinRect(hWnd,&wx,&wy);
		hEdit = CreateWindow("EDIT",
							 NULL,
							 WS_CHILD | WS_THICKFRAME | WS_VISIBLE |
							 ES_MULTILINE | ES_WANTRETURN |
							 ES_AUTOHSCROLL | ES_AUTOVSCROLL | WS_HSCROLL,
							 wx-200,-3,
							 200+5,wy+5,
							 hWnd,
							 (HMENU)ID_EDIT,
							 hAppInst,
							 NULL);
		SendMessage(hEdit,EM_SETLIMITTEXT,(WPARAM)1024*64,0);
		set_win(hWnd,hEdit);
		// DIB 初期化
		dg_DDib = DrawDibOpen();
		break;
	case WM_COMMAND:
		switch(LOWORD(wParam)) { // メニュー選択
		case IDM_EXIT:  DestroyWindow(hWnd);      break;
		case IDM_OPEN:  dg_fileopen(hWnd);        break;
		case IDM_CLOSE: dg_close();               break;
		case IDM_ISAVE: dg_isave(hWnd);           break;
		case IDM_DWG1:  set_wavedraw(DGW_NORMAL); break;
		case IDM_DWG2:  set_wavedraw(DGW_FFT);    break;
		case IDM_DWG3:  dg_wavein(hWnd);          break;
		}
		InvalidateRect(hWnd,NULL,TRUE);
		break;
	case MM_WOM_DONE: break; // 音声再生完了
	case MM_WIM_DATA: // 音声入力完了
		dg_windraw(hWnd);
		break;
	case WM_PAINT:
		break;
	case WM_SIZE:
		GetWinRect(hWnd,&wx,&wy);
		GetWinRect(hEdit,&wex,&wey);
		if(wex>wx) wex=wx;
		if(wex<5)  wex=5;
		MoveWindow(hEdit,wx-wex,-3,wex+5,wy+5,TRUE);
		InvalidateRect(hWnd,NULL,TRUE);
		SendMessage(hWnd,WM_PAINT,0,0);
		break;
	case WM_DESTROY:
		dg_close();
		DrawDibClose(dg_DDib);
		PostQuitMessage(0);
		break;
	}
	return DefWindowProc(hWnd,msg,wParam,lParam);
}

void GetWinRect(HWND hWnd,int* x,int* y)
{
	RECT rc;
    GetClientRect(hWnd,&rc);
    *x = rc.right - rc.left;
    *y = rc.bottom - rc.top;
    return;
}