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| #include<ctime>
#include<Windows.h>
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
int WINAPI WinMain(HINSTANCE hInst,HINSTANCE prev, LPSTR cmdline,int ncmdshow)
{
HWND hwnd;
MSG msg;
WNDCLASSEX wc;
char* ClassName="ClassName";
char* MenuName="MenuName";
wc.cbSize=sizeof(wc);
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = WndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInst;
wc.hIcon = LoadIcon(hInst,IDI_APPLICATION);
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
wc.lpszMenuName = MenuName;
wc.lpszClassName = ClassName;
wc.hIconSm = LoadIcon(hInst,IDI_APPLICATION);
RegisterClassEx(&wc);
hwnd = CreateWindow(ClassName, MenuName, WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL, NULL, hInst, NULL);
srand(unsigned(time(NULL)));
ShowWindow(hwnd,ncmdshow);
UpdateWindow(hwnd);
while(GetMessage(&msg,NULL,0,0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return msg.wParam;
}
struct data //структура данных списка
{
RECT NewRect;
int xNewBounce;
int yNewBounce;
data* next;
}*first=NULL;
void Next(HWND hwnd,data* Node, const int cxClient, const int cyClient) //следующий элемент списка
{
if(Node->next == NULL)
{
HDC hdc;
Node->next=new data;
Node->next->xNewBounce=rand()%cxClient;
Node->next->yNewBounce=rand()%cyClient;
Node->next->next=NULL;
hdc=GetDC(hwnd);
Ellipse(hdc,Node->xNewBounce-10,Node->yNewBounce-10,Node->xNewBounce,Node->yNewBounce);
ReleaseDC(hwnd,hdc);
}else
Next(hwnd,Node->next,cxClient,cyClient);
}
data* Last(data* Node) //последний элемент списка
{
if(Node->next == NULL)
return Node;
else
Last(Node->next);
}
bool KTimerFunction(HWND hwnd,int NumOfTimer)
{
return KillTimer(hwnd,NumOfTimer);
}
void KTimer(HWND hwnd)
{
for(int i=1;;i++)
{
if(KTimerFunction(hwnd,i) == 1)
KillTimer(hwnd,i);
else
while(i != 5)
{
if(KTimerFunction(hwnd,i) == 0)
i++;
else
{
KillTimer(hwnd,i);
i++;
}
}
break;
}
}
void ClearRect(HWND hwnd,RECT &rect,int xBounce,int yBounce) //очищаем прямоугольник
{
HDC hdc;
rect.bottom=yBounce;
rect.left=xBounce;
rect.right=xBounce+10;
rect.top=yBounce+10;
hdc=GetDC(hwnd);
FillRect(hdc,&rect,WHITE_BRUSH);
ReleaseDC(hwnd,hdc);
}
LRESULT CALLBACK WndProc(HWND hwnd, UINT imsg,WPARAM wParam,LPARAM lParam)
{
HDC hdc;
PAINTSTRUCT ps;
RECT rect;
HBITMAP hbitmap;
static int xBounce,yBounce,cxClient,cyClient,num=6;
int yRandom, xRandom;
switch(imsg)
{
case WM_SIZE:
cxClient=LOWORD(lParam);
cyClient=HIWORD(lParam);
case WM_CREATE:
SetTimer(hwnd,1,20,NULL);
SetTimer(hwnd,6,500,NULL);
break;
case WM_TIMER:
if(wParam == num)
{
if(first == NULL) //первый шар
{
first=new data;
first->xNewBounce=rand()%cxClient+10;
first->yNewBounce=rand()%cyClient+10;
first->next=NULL;
hdc=GetDC(hwnd);
Ellipse(hdc, first->xNewBounce-10, first->yNewBounce-10, first->xNewBounce, first->yNewBounce);
ReleaseDC(hwnd, hdc);
}else //последующие шары
{
data* now = Last(first); //инициализируем now последним элементом списка
if(xBounce == now->xNewBounce) //не срабатывает условие (если координаты х движущегося шара совпадают с координатами последнего созданного, то создается новый шар)
{
Next(hwnd, first, cxClient, cyClient);
num++;
SetTimer(hwnd,num,500,NULL);
}
}
}
switch(wParam)
{
case 1:
ClearRect(hwnd,rect,xBounce,yBounce);
if(xBounce == cxClient)
xBounce=0;
xBounce++;
InvalidateRect(hwnd,NULL,false);
break;
case 2:
ClearRect(hwnd,rect,xBounce,yBounce);
if(yBounce+10 == 0)
yBounce=cyClient;
yBounce--;
InvalidateRect(hwnd,NULL,false);
break;
case 3:
ClearRect(hwnd,rect,xBounce,yBounce);
if(yBounce == cyClient)
yBounce=0;
yBounce++;
InvalidateRect(hwnd,NULL,false);
break;
case 4:
ClearRect(hwnd,rect,xBounce,yBounce);
if(xBounce+10 == 0)
xBounce=cxClient;
xBounce--;
InvalidateRect(hwnd,NULL,false);
break;
}
break;
case WM_KEYUP:
if(wParam == VK_UP)
{
KTimer(hwnd);
SetTimer(hwnd,2,20,NULL);
}
if(wParam == VK_DOWN)
{
KTimer(hwnd);
SetTimer(hwnd,3,20,NULL);
}
if(wParam == VK_LEFT)
{
KTimer(hwnd);
SetTimer(hwnd,4,20,NULL);
}
if(wParam == VK_RIGHT)
{
KTimer(hwnd);
SetTimer(hwnd,1,20,NULL);
}
if(wParam == VK_SHIFT)
{
KTimer(hwnd);
SetTimer(hwnd,5,1,NULL);
}
break;
case WM_PAINT:
hdc=BeginPaint(hwnd,&ps);
Ellipse(hdc,xBounce,yBounce,xBounce+10,yBounce+10);
EndPaint(hwnd,&ps);
break;
case WM_DESTROY:
KTimer(hwnd);
KillTimer(hwnd,5);
PostQuitMessage(0);
break;
default:
return DefWindowProc(hwnd,imsg,wParam,lParam);
}
} |
(
Сообщение от ТОрчОК
