学习windows编程 day4 之 盯裆猫

写着写着就困了....

看这些测量数据就算了，是对各种函数的练习

#include <windows.h>

LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam);

int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd)
{
    //声明全局数据：类名
    static TCHAR szClassName[] = TEXT("MyWindows");
    HWND hwnd;
    MSG msg;

    //注册窗口类
    WNDCLASS wndclass;

    wndclass.hInstance = hInstance;
    wndclass.lpszClassName = szClassName;
    wndclass.cbClsExtra = 0;
    wndclass.cbWndExtra = 0;
    wndclass.lpfnWndProc = WndProc;
    wndclass.lpszMenuName = NULL;
    wndclass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
    wndclass.hCursor = LoadCursor(NULL, IDC_ARROW);
    wndclass.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
    wndclass.style = CS_HREDRAW;

    if (!RegisterClass(&wndclass))
    {
        MessageBox(NULL, TEXT("this program must run in Windows NT!"), szClassName, MB_ICONERROR);
        return 0;
    }

    hwnd = CreateWindow(
        szClassName,
        TEXT("MyFirstPractice"),
        WS_OVERLAPPEDWINDOW,
        CW_USEDEFAULT,
        CW_USEDEFAULT,
        600,
        600,
        NULL,
        NULL,
        hInstance,
        NULL
        );

    ShowWindow(hwnd, nShowCmd);
    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;
    RECT rect;
    static int cxClient, cyClient;
    static HPEN hPen,hOldPen;
    static HBRUSH hBrush, hOldBrush;

    POINT apt[4];
    switch (message)
    {
    case WM_SIZE:
        cxClient = LOWORD(lParam);
        cyClient = HIWORD(lParam);
        break;
    case WM_PAINT:
        hdc = BeginPaint(hwnd, &ps);
        GetClientRect(hwnd, &rect);
//1.先绘制两条虚线
        //设置画笔
        hPen = CreatePen(PS_DOT, 0.1, RGB(192,192,192));
        hOldPen=SelectObject(hdc, hPen);
        //开始绘制
        MoveToEx(hdc, cxClient / 2, 0, NULL);
        LineTo(hdc, cxClient / 2, cyClient);

        MoveToEx(hdc, 0, cyClient/2, NULL);
        LineTo(hdc, cxClient, cyClient/2);
        //还原画笔
        SelectObject(hdc, hOldPen);

//2.绘制头部（直径240)蓝色
        hBrush = CreateSolidBrush(RGB(0, 159, 232));
        hOldBrush = SelectObject(hdc,hBrush);
        Ellipse(hdc, cxClient / 2 - 120, cyClient / 2 - 200, cxClient/2 + 120, cyClient/2 + 40);
        SelectObject(hdc, hOldBrush);

//3.画脸（和头内切直径200）白色
        //hBrush = (HBRUSH)GetStockObject(WHITE_BRUSH);
        //默认是白色，已经替换回来了
        Ellipse(hdc, cxClient / 2 - 100, cyClient / 2 - 160, cxClient / 2 + 100, cyClient / 2 + 40);

//4.画眼睛（长60，宽50）
        Ellipse(hdc, cxClient / 2 - 50, cyClient / 2 - 180, cxClient / 2, cyClient / 2 - 120);
        Ellipse(hdc, cxClient / 2 + 50, cyClient / 2 - 180, cxClient / 2, cyClient / 2 - 120);

//5.画眼珠
        hBrush = (HBRUSH)GetStockObject(BLACK_BRUSH);
        hOldBrush = SelectObject(hdc, hBrush);

        Ellipse(hdc, cxClient / 2 - 20, cyClient / 2 - 160, cxClient / 2 - 5, cyClient / 2 - 140);
        Ellipse(hdc, cxClient / 2 + 20, cyClient / 2 - 160, cxClient / 2 + 5, cyClient / 2 - 140);

        SelectObject(hdc, hOldBrush);
//6.加上眼白
        hOldBrush = SelectObject(hdc, GetStockObject(WHITE_BRUSH));
        Ellipse(hdc, cxClient / 2 - 15, cyClient / 2 - 155, cxClient / 2 - 10, cyClient / 2 - 145);
        Ellipse(hdc, cxClient / 2 + 15, cyClient / 2 - 155, cxClient / 2 + 10, cyClient / 2 - 145);
        
        SelectObject(hdc, hOldBrush);
//7.加上鼻子
        hBrush = CreateSolidBrush(RGB(255, 0, 0));
        hOldBrush=SelectObject(hdc, hBrush);
        Ellipse(hdc, cxClient / 2 - 10, cyClient / 2 - 135, cxClient / 2 + 10, cyClient / 2 - 115);
        SelectObject(hdc, hOldBrush);

//8.加上鼻子到嘴上的线
        MoveToEx(hdc, cxClient / 2, cyClient / 2 - 115,NULL);
        LineTo(hdc, cxClient / 2, cyClient/2 - 30);

//9.画上嘴巴
        Arc(hdc, cxClient / 2 - 70, cyClient / 2 - 120, cxClient / 2 + 70, cyClient/2 - 30,
            cxClient / 2 - 60, cyClient / 2 - 50, cxClient / 2 + 60, cyClient / 2 - 50);

//10.画上胡须
        //左
        MoveToEx(hdc, cxClient / 2 - 70, cyClient / 2 - 115, NULL);
        LineTo(hdc, cxClient / 2 - 20, cyClient / 2 - 100);
        MoveToEx(hdc, cxClient / 2 - 80, cyClient / 2 - 85, NULL);
        LineTo(hdc, cxClient / 2 -20, cyClient / 2-85);
        MoveToEx(hdc, cxClient / 2 - 70, cyClient / 2 - 55, NULL);
        LineTo(hdc, cxClient / 2 - 20, cyClient / 2 - 70);
        //右
        MoveToEx(hdc, cxClient / 2 + 70, cyClient / 2 - 115, NULL);
        LineTo(hdc, cxClient / 2 + 20, cyClient / 2 - 100);
        MoveToEx(hdc, cxClient / 2 + 80, cyClient / 2 - 85, NULL);
        LineTo(hdc, cxClient / 2 + 20, cyClient / 2 - 85);
        MoveToEx(hdc, cxClient / 2 + 70, cyClient / 2 - 55, NULL);
        LineTo(hdc, cxClient / 2 + 20, cyClient / 2 - 70);

//11.画身体，矩形蓝色
        hBrush = CreateSolidBrush(RGB(0, 159, 232));
        hOldBrush = SelectObject(hdc, hBrush);
        Rectangle(hdc, cxClient / 2 - 90, cyClient / 2, cxClient / 2 + 90, cyClient / 2 + 150);
        SelectObject(hdc, hOldBrush);

//12.画肚子
        Ellipse(hdc, cxClient / 2 - 70, cyClient / 2 - 20, cxClient / 2 + 70, cyClient / 2 + 120);
        //覆盖多余长度
        hPen = CreatePen(PS_SOLID, 2, RGB(255, 255, 255));
        hOldPen = SelectObject(hdc, hPen);
        Arc(hdc, cxClient / 2 - 70, cyClient / 2 - 20, cxClient / 2 + 70, cyClient / 2 + 120, cxClient / 2 + 70, cyClient / 2, cxClient / 2 - 70, cyClient / 2);
        SelectObject(hdc, hOldPen);
//13.项圈
        hBrush = CreateSolidBrush(RGB(255, 0, 0));
        hOldBrush = SelectObject(hdc, hBrush);
        RoundRect(hdc, cxClient / 2 - 95, cyClient / 2 - 5, cxClient / 2 + 95, cyClient / 2 + 10, 20, 10);
        SelectObject(hdc, hOldBrush);
//14.铃铛
        hBrush = CreateSolidBrush(RGB(255, 255, 0));
        hOldBrush = SelectObject(hdc, hBrush);
        Ellipse(hdc, cxClient / 2 - 15, cyClient / 2, cxClient / 2 + 15, cyClient / 2+30);
        
//15.铃铛上的线
        RoundRect(hdc, cxClient / 2 - 15, cyClient / 2 + 10, cxClient / 2 + 15, cyClient / 2 + 15, 2, 2);
        SelectObject(hdc, hOldBrush);
//16.铃铛孔和线
        hBrush = CreateSolidBrush(RGB(255, 0, 0));
        hOldBrush = SelectObject(hdc, hBrush);
        Ellipse(hdc, cxClient / 2 - 4, cyClient / 2 + 18, cxClient / 2 + 4, cyClient / 2 + 26);
        MoveToEx(hdc, cxClient / 2, cyClient / 2 + 26, NULL);
        LineTo(hdc, cxClient / 2, cyClient / 2 + 30);
        SelectObject(hdc, hOldBrush);
//17.口袋
        Pie(hdc, cxClient / 2 - 50, cyClient / 2, cxClient / 2 + 50, cyClient / 2 + 100, cxClient / 2 - 50, cyClient / 2 + 50, cxClient / 2 + 50, cyClient / 2 + 50);

//18.画腿（用扇形挡住）
        Pie(hdc, cxClient / 2 - 20, cyClient / 2 + 130, cxClient / 2 + 20, cyClient / 2 + 170, cxClient / 2 + 20, cyClient / 2 + 150, cxClient / 2 - 20, cyClient / 2 + 150);
        hPen = CreatePen(PS_SOLID, 2, RGB(255, 255, 255));
        hOldPen = SelectObject(hdc, hPen);
        MoveToEx(hdc, cxClient / 2 - 20, cyClient / 2 + 150, NULL);
        LineTo(hdc, cxClient / 2 + 20, cyClient / 2 + 150);
        SelectObject(hdc, hOldPen);

//19.画脚
        Ellipse(hdc, cxClient / 2 - 110, cyClient / 2 + 130, cxClient / 2 - 10, cyClient / 2 + 170);
        Ellipse(hdc, cxClient / 2 + 110, cyClient / 2 + 130, cxClient / 2 + 10, cyClient / 2 + 170);

//20两个手
        hBrush = CreateSolidBrush(RGB(0, 159, 232));
        hOldBrush = SelectObject(hdc, hBrush);
        apt[0].x = cxClient / 2 - 90;
        apt[0].y = cyClient / 2 + 10;
        apt[1].x = cxClient / 2 - 130;
        apt[1].y = cyClient / 2 + 50;
        apt[2].x = cxClient / 2 - 110;
        apt[2].y = cyClient / 2 + 70;
        apt[3].x = cxClient / 2 - 90;
        apt[3].y = cyClient / 2 + 60;
        Polygon(hdc, apt, 4);
        SelectObject(hdc, hOldBrush);
        Ellipse(hdc, cxClient / 2 - 150, cyClient / 2 + 46, cxClient / 2 - 110, cyClient / 2 + 86);

        hBrush = CreateSolidBrush(RGB(0, 159, 232));
        hOldBrush = SelectObject(hdc, hBrush);
        apt[0].x = cxClient / 2 + 90;
        apt[0].y = cyClient / 2 + 10;
        apt[1].x = cxClient / 2 + 130;
        apt[1].y = cyClient / 2 + 50;
        apt[2].x = cxClient / 2 + 110;
        apt[2].y = cyClient / 2 + 70;
        apt[3].x = cxClient / 2 + 90;
        apt[3].y = cyClient / 2 + 60;
        Polygon(hdc, apt, 4);
        SelectObject(hdc, hOldBrush);
        Ellipse(hdc, cxClient / 2 + 150, cyClient / 2 + 46, cxClient / 2 + 110, cyClient / 2 + 86);

        //画线覆盖多余线条
        hPen = CreatePen(PS_SOLID, 2, RGB(0,159,232));
        hOldPen = SelectObject(hdc, hPen);

        MoveToEx(hdc, cxClient / 2-90, cyClient / 2+10, NULL);
        LineTo(hdc, cxClient / 2 - 90, cyClient / 2 + 50);

        MoveToEx(hdc, cxClient / 2 + 90, cyClient / 2 + 10, NULL);
        LineTo(hdc, cxClient / 2 + 90, cyClient / 2 + 50);

        SelectObject(hdc, hOldPen);


        EndPaint(hwnd, &ps);
        break;
    case WM_DESTROY:
        //销毁创建的画笔对象
        DeleteObject(hPen);
        PostQuitMessage(0);
        return 0;
    }


    return DefWindowProc(hwnd, message, wParam, lParam);
}