#include <windows.h>#include <objidl.h>
#define GDIPVER 0x0110
#include <gdiplus.h>
#pragma comment(lib, "gdiplus.lib")
using namespace Gdiplus;#define MAX_LOADSTRING 100

    // 初始化全局字符串
    LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);LoadString(hInstance, IDC_SVV, szWindowClass, MAX_LOADSTRING);MyRegisterClass(hInstance);GdiplusStartupInput gdiplusStartupInput;  ULONG_PTR gdiplusToken;  GdiplusStartup(&gdiplusToken, &gdiplusStartupInput, NULL);// 执行应用程序初始化:if (!InitInstance (hInstance, nCmdShow)){return FALSE;}

    case WM_PAINT:hdc = BeginPaint(hWnd, &ps);{// TODO: 在此添加任意绘图代码...
            Graphics graphics(hdc);  Pen pen(Color(255, 255, 255, 255), 5); graphics.SetSmoothingMode(SmoothingMode::SmoothingModeHighSpeed);  graphics.DrawLine(&pen, 100, 100, 400, 120);  graphics.SetSmoothingMode(SmoothingMode::SmoothingModeAntiAlias8x8);  graphics.DrawLine(&pen, 100, 300, 400, 320);  graphics.SetSmoothingMode(SmoothingMode::SmoothingModeHighSpeed);  graphics.DrawLine(&pen, 500, 100, 700, 300);  graphics.SetSmoothingMode(SmoothingMode::SmoothingModeAntiAlias8x8);  graphics.DrawLine(&pen, 500, 300, 700, 500);  graphics.SetSmoothingMode(SmoothingMode::SmoothingModeHighSpeed);  graphics.DrawLine(&pen, 800, 50, 820, 300);  graphics.SetSmoothingMode(SmoothingMode::SmoothingModeAntiAlias8x8);  graphics.DrawLine(&pen, 800, 250, 820, 500);  }EndPaint(hWnd, &ps);break;

    // 主消息循环:while (GetMessage(&msg, NULL, 0, 0)){if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg)){TranslateMessage(&msg);DispatchMessage(&msg);}}GdiplusShutdown(gdiplusToken);return (int) msg.wParam;