speed_watch.c

用minigui编写的嵌入式用户界面

/* 
** $Id: SeepWatchPorc.c,v 1.35 2006/05/10 09:51:33 xwyan Exp $
**
** Listing 2.1
**
** SeepWatchPorc.c: Sample program for MiniGUI Programming Guide
**      The first MiniGUI application.
**
** Copyright (C) 2004 ~ 2006 Feynman Software.
**
** License: GPL
*/

#include <stdio.h>
#include <string.h>

#include <minigui/common.h>
#include <minigui/minigui.h>
#include <minigui/gdi.h>
#include <minigui/window.h>
#include <minigui/mywindows.h>


static BITMAP s_bmp, p_bmp;

static int SeepWatchPorc(HWND hWnd, int message, WPARAM wParam, LPARAM lParam)
{
	static int i = -18;
	HDC hdc;
    switch (message) {
		case MSG_ERASEBKGND:
			{
				HDC hdc = (HDC)wParam;
				const RECT* clip = (const RECT*)lParam;
				BOOL fGetDC = FALSE;
				RECT rcTemp;

				if(hdc == 0)
				{
					hdc = GetClientDC(hWnd);
					fGetDC = TRUE;
				}
				if(clip)
				{
					rcTemp = *clip;
					ScreenToClient(hWnd, &rcTemp.left, &rcTemp.top);
					ScreenToClient(hWnd, &rcTemp.right, &rcTemp.bottom);
					IncludeClipRect(hdc, &rcTemp);
				}
				FillBoxWithBitmap(hdc, 0, 0, 0, 0, &s_bmp);
				if(fGetDC)
					  ReleaseDC(hdc);

				 return 0;
			}

        case MSG_CREATE:
					SetTimer (hWnd, 100, 20);
			break;
		
		case MSG_TIMER:
			{
				RECT rect;
				rect.top = 50;
				rect.bottom = 430;
				rect.left = 100;
				rect. right = 540;
		//		InvalidateRect(hWnd, &rect, TRUE);
				InvalidateRect(hWnd, NULL, TRUE);
				//i = (i+1)%200;
				//i > 200 ? i = -18: i++;
				if(i > 200)
					i = -18;
				else 
					i += 3;
			}
			break;
        case MSG_PAINT:
			 hdc = BeginPaint(hWnd);
				RotateBitmap(hdc, &p_bmp, 140, 160, i*64);
			 EndPaint(hWnd, hdc);

			return 0;

        case MSG_CLOSE:
			UnloadBitmap(&s_bmp);
			UnloadBitmap(&p_bmp);
			KillTimer (hWnd, 100);
            DestroyMainWindow (hWnd);
            PostQuitMessage (hWnd);
            return 0;
    }

    return DefaultMainWinProc(hWnd, message, wParam, lParam);
}


int MiniGUIMain (int argc, const char* argv[])
{
    MSG Msg;
    HWND hMainWnd;
    MAINWINCREATE CreateInfo;

#ifdef _MGRM_PROCESSES
    JoinLayer(NAME_DEF_LAYER , "SeepWatch" , 0 , 0);
#endif
	
	if(LoadBitmapFromFile(HDC_SCREEN, &s_bmp,"speed_watch.png"))
			printf("Load picture speed_watch.png faild !\n");
			
	if(LoadBitmapFromFile(HDC_SCREEN, &p_bmp,"speed_opinter.png"))
			printf("Load picture speed_opinter.png faild !\n");


    CreateInfo.dwStyle = WS_VISIBLE | WS_BORDER | WS_CAPTION;
    CreateInfo.dwExStyle = WS_EX_NONE;
    CreateInfo.spCaption = "SPEED WATCH!";
    CreateInfo.hMenu = 0;
    CreateInfo.hCursor = GetSystemCursor(0);
    CreateInfo.hIcon = 0;
    CreateInfo.MainWindowProc = SeepWatchPorc;
    CreateInfo.lx = 0;
    CreateInfo.ty = 0;
    CreateInfo.rx = g_rcScr.right;
    CreateInfo.by = g_rcScr.bottom;
    CreateInfo.iBkColor =0xffff;
    CreateInfo.dwAddData = 0;
    CreateInfo.hHosting = HWND_DESKTOP;
    
    hMainWnd = CreateMainWindow (&CreateInfo);
    
    if (hMainWnd == HWND_INVALID)
        return -1;

    ShowWindow(hMainWnd, SW_SHOWNORMAL);

    while (GetMessage(&Msg, hMainWnd)) {
        TranslateMessage(&Msg);
        DispatchMessage(&Msg);
    }

    MainWindowThreadCleanup (hMainWnd);

    return 0;
}

#ifndef _LITE_VERSION
#include <minigui/dti.c>
#endif