mytest1.cpp

定时器,定时转换图形。图形有各种形状。用 C++语言开发 的 。

#include<windows.h>
int x=200;

LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM);

int WINAPI WinMain(HINSTANCE hInstance,HINSTANCE hPrevInst,LPSTR lpszCmdLine,int nCmdShow)
{
	HWND hwnd;
	MSG Msg;
	WNDCLASS wndclass;
	char lpszClassName[]="曲红伟";
	char lpszTitle[]="060701022";
	wndclass.style=0;
	wndclass.lpfnWndProc=WndProc;
	wndclass.cbClsExtra=0;
	wndclass.cbWndExtra=0;
	wndclass.hInstance=hInstance;
	wndclass.hIcon=LoadIcon(NULL,IDI_APPLICATION);
	wndclass.hCursor=LoadCursor(NULL,IDC_ARROW);
	wndclass.hbrBackground=(HBRUSH)GetStockObject(WHITE_BRUSH);
	wndclass.lpszMenuName=NULL;
    wndclass.lpszClassName=lpszClassName;
	if(!RegisterClass(&wndclass))
	{
		MessageBeep(0);
		return FALSE;
	}
	hwnd=CreateWindow(lpszClassName,lpszTitle,WS_OVERLAPPEDWINDOW|WS_VSCROLL|WS_HSCROLL,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,NULL,NULL,hInstance,NULL);
	ShowWindow(hwnd,nCmdShow);
	UpdateWindow(hwnd);
	while(GetMessage(&Msg,NULL,0,0))
	{
		TranslateMessage(&Msg);
		DispatchMessage(&Msg);
	}
return Msg.wParam;
}
LRESULT CALLBACK WndProc(HWND hwnd,UINT message,WPARAM wParam,LPARAM lParam)
{
		HDC hdc;
		PAINTSTRUCT ps;
		HPEN hpen;
		HBRUSH hbrush;

switch(message)
{
case WM_PAINT:
		hdc=BeginPaint(hwnd,&ps);
		SetMapMode(hdc,MM_TEXT);
		SetWindowExtEx(hdc,500,500,NULL);
		SetViewportExtEx(hdc,150,150,NULL);
		
		hpen=CreatePen(PS_SOLID,2,RGB(255,0,0));
		hbrush=	CreateSolidBrush(RGB(255,0,0));//设置画刷
		SelectObject(hdc,hpen);
		SelectObject(hdc,hbrush);
Rectangle(hdc,0,0,5000,5000);
Sleep(1000);	
		

	hpen=CreatePen(PS_SOLID,2,RGB(0,255,0));
		hbrush=	CreateSolidBrush(RGB(0,255,0));//设置画刷
		SelectObject(hdc,hpen);
		SelectObject(hdc,hbrush);
Rectangle(hdc,0,0,5000,5000);
Sleep(1000);

hpen=CreatePen(PS_SOLID,2,RGB(255,0,0));
		hbrush=	CreateSolidBrush(RGB(0,0,255));//设置画刷
		SelectObject(hdc,hpen);
		SelectObject(hdc,hbrush);
Rectangle(hdc,0,0,5000,5000);

Sleep(1000);





		InvalidateRect(hwnd,NULL,1);		//重绘窗口区域.
		
		EndPaint(hwnd,&ps);				//结束绘图
		return(0);

case WM_DESTROY:
	PostQuitMessage(0);
default:
	return DefWindowProc(hwnd,message,wParam,lParam);
}
return(0);
}