我又叕叕叕更新了~纯手工编写C++画图，有注释~

本次更新内容：

                优化性能，朗读

提前申明：如果运行不了，请到主页查看RedpandaDevc++下载，若还是不行就卸了重装。

版本号：1.26.36

779行 24690字

最终结果预览

代码预览

//版本号 :v1.26.36
//最终归属权为作者(饼干帅成渣)所有
//禁止转载
//仅供学习，不得用于违法
#include <windows.h>
#include <gdiplus.h>
#include <bits/stdc++.h>
#include <pshpack2.h>
// 控件和消息定义
#define IDC_EDIT_INPUT  109
#define IDC_BTN_COPY    108
#define IDC_STATIC_TIME 1007
#define IDC_EDIT_PWD   1001
#define IDC_BTN_TOGGLE 1002
#define IDC_EDIT1        1003
#define IDC_BUTTON_SUBMIT 1004
#define IDC_BTN_TRAY    1005
#define WM_TRAY_ICON    1006
#define IDC_BTN_SPEAK 1008using namespace std;
using namespace chrono;
// 扩展图形类型枚举（移除平行四边形，新增梯形）
enum ShapeType { SQUARE, CIRCLE, TRIANGLE, TRAPEZOID };
ShapeType g_currentShape = SQUARE;
POINT g_startPos, g_endPos;
bool g_isDrawing = false;
// 定义光标切换的状态
enum CursorState {ARROW,HAND,CROSS
};
CursorState currentCursor = CROSS;
HWND g_hwnd;
HWND hhwwnndd;
NOTIFYICONDATA g_nid = {0};
bool g_isInTray = false;
HWND hEdit;
HWND hButton, hButton2;
RECT g_originalRect;
LONG_PTR g_originalStyle;
bool g_isFullscreen = false;
HBITMAP g_hMemBitmap = NULL;
HDC g_hMemDC = NULL;
int g_width = 0, g_height = 0;
#define IDC_BTN_COLOR 1099
COLORREF g_colors[] = { RGB(255, 0, 0), RGB(0, 0, 0), RGB(0, 0, 255) }; // 红黑蓝
int g_currentColor = 1; // 默认黑色
bool g_isPasswordMode = true; // 初始为密码模式
//位图文件头文件定义
//其中不包括文件类型信息（由于结构体的内存结构决定，要是加了的话将不能正确的读取文件信息）
typedef struct {WORD    bfType;//文件类型，必须是0x424D,即字符“BM”DWORD   bfSize;//文件大小WORD    bfReserved1;//保留字WORD    bfReserved2;//保留字DWORD   bfOffBits;//从文件头到实际位图数据的偏移字节数
} BMPFILEHEADER_T;struct BMPFILEHEADER_S {WORD    bfType;DWORD   bfSize;WORD    bfReserved1;WORD    bfReserved2;DWORD   bfOffBits;
};
typedef struct {DWORD      biSize;//信息头大小LONG       biWidth;//图像宽度LONG       biHeight;//图像高度WORD       biPlanes;//位平面数，必须为1WORD       biBitCount;//每像素位数DWORD      biCompression;//压缩类型DWORD      biSizeImage;//压缩图像大小字节数LONG       biXPelsPerMeter;//水平分辨率LONG       biYPelsPerMeter;//垂直分辨率DWORD      biClrUsed;//位图实际用到的色彩数DWORD      biClrImportant;//本位图中重要的色彩数
} BMPINFOHEADER_T;//位图信息头定义typedef void(__stdcall* NTPROC)(DWORD*, DWORD*, DWORD*);int getNtVersion() {HINSTANCE hinst = LoadLibrary("ntdll.dll");DWORD major, minor, build;NTPROC proc = (NTPROC)GetProcAddress(hinst, "RtlGetNtVersionNumbers");proc(&major, &minor, &build);return major;
}void ScreenShot() {if (GetAsyncKeyState('0')) {// 生成时间戳 (格式: 年月日_时分秒)auto now = system_clock::now();auto in_time_t = system_clock::to_time_t(now);stringstream timestamp;timestamp << put_time(localtime(&in_time_t), "%Y%m%d_%H%M%S");// 构建PowerShell命令string command ="powershell -Command \"""$timestamp = '" + timestamp.str() + "'; ""Add-Type -AssemblyName System.Windows.Forms; ""Add-Type -AssemblyName System.Drawing; ""$screen = [System.Windows.Forms.Screen]::PrimaryScreen.Bounds; ""$bitmap = New-Object System.Drawing.Bitmap($screen.Width, $screen.Height); ""$graphic = [System.Drawing.Graphics]::FromImage($bitmap); ""$graphic.CopyFromScreen([System.Drawing.Point]::Empty, [System.Drawing.Point]::Empty, $screen.Size); ""$bitmap.Save(\\\"C:\\screenshot_$timestamp.png\\\", [System.Drawing.Imaging.ImageFormat]::Png)\"";// 执行命令system(command.c_str());MessageBox(NULL, "截图成功", "提示", NULL);}
}void generateBmp( BYTE * pData, int width, int height, const  char * filename ) { //生成Bmp图片，传递RGB值，传递图片像素大小，传递图片存储路径int size = width * height * 3; // 每个像素点3个字节// 位图第一部分，文件信息BMPFILEHEADER_T bfh;bfh.bfType = 0X4d42;  //bmbfh.bfSize = size  // data size+ sizeof( BMPFILEHEADER_T ) // first section size+ sizeof( BMPINFOHEADER_T ) // second section size;bfh.bfReserved1 = 0; // reservedbfh.bfReserved2 = 0; // reservedbfh.bfOffBits = bfh.bfSize - size;// 位图第二部分，数据信息BMPINFOHEADER_T bih;bih.biSize = sizeof(BMPINFOHEADER_T);bih.biWidth = width;bih.biHeight = height;bih.biPlanes = 1;bih.biBitCount = 24;bih.biCompression = 0;bih.biSizeImage = size;bih.biXPelsPerMeter = 0;bih.biYPelsPerMeter = 0;bih.biClrUsed = 0;bih.biClrImportant = 0;FILE * fp = fopen( filename, "wb" );if ( !fp ) return;fwrite( &bfh, 1, sizeof(BMPFILEHEADER_T), fp );fwrite( &bih, 1, sizeof(BMPINFOHEADER_T), fp );fwrite( pData, 1, size, fp );fclose( fp );
}void drawBMP() {int i = 0, j = 0;struct {BYTE b;BYTE g;BYTE r;} pRGB[240][320];  // 定义位图数据memset( pRGB, 0, sizeof(pRGB) ); // 设置背景为黑色// 在中间画一个100*100的矩形for (  i = 70; i < 170; i++ ) {for ( j = 110; j < 210; j++ ) {pRGB[i][j].r = 0x3f;pRGB[i][j].g = 0x3f;pRGB[i][j].b = 0x3f;}}// 生成BMP图片generateBmp( ( BYTE*)pRGB, 320, 240, "C:\\rgb.bmp" );
}// 梯形顶点计算
void CalculateTrapezoidPoints(POINT start, POINT end, POINT points[4]) {int height = abs(end.y - start.y);         // 垂直高度int topWidth = abs(end.x - start.x);       // 上底宽度int bottomWidth = topWidth + height * 2;  // 下底宽度points[0] = start;                        // 左上顶点points[1] = { start.x + topWidth, start.y }; // 右上顶点points[2] = { end.x + bottomWidth, end.y }; // 右下顶点points[3] = { end.x - bottomWidth, end.y }; // 左下顶点
}// 三角形顶点计算函数
void CalculateTrianglePoints(POINT start, POINT end, POINT points[3]) {// 计算底边中点POINT baseMid = {(start.x + end.x) / 2,(start.y + end.y) / 2};// 计算高度方向int height = static_cast<int>(sqrt(pow(end.x - start.x, 2) +pow(end.y - start.y, 2))) / 2;// 设置三个顶点（等腰三角形）points[0] = start;                     // 左顶点points[1] = end;                       // 右顶点points[2] = { baseMid.x, baseMid.y - height }; // 顶点
}void InitTrayIcon(HWND hwnd) {g_nid.cbSize = sizeof(NOTIFYICONDATA);g_nid.hWnd = hwnd;g_nid.uID = 1;g_nid.uFlags = NIF_ICON | NIF_MESSAGE | NIF_TIP;g_nid.uCallbackMessage = WM_TRAY_ICON;g_nid.hIcon = LoadIcon(NULL, IDI_INFORMATION);
}// 切换托盘状态
void ToggleTrayMode(HWND hwnd) {if (!g_isInTray) {// 最小化到托盘ShowWindow(hwnd, SW_HIDE);Shell_NotifyIcon(NIM_ADD, &g_nid);} else {// 恢复窗口ShowWindow(hwnd, SW_SHOW);Shell_NotifyIcon(NIM_DELETE, &g_nid);}g_isInTray = !g_isInTray;
}// 初始化双缓冲
void InitDoubleBuffer(HWND hwnd) {RECT rc;GetClientRect(hwnd, &rc);g_width = rc.right - rc.left;g_height = rc.bottom - rc.top;HDC hdc = GetDC(hwnd);g_hMemDC = CreateCompatibleDC(hdc);g_hMemBitmap = CreateCompatibleBitmap(hdc, g_width, g_height);SelectObject(g_hMemDC, g_hMemBitmap);ReleaseDC(hwnd, hdc);// 初始清屏（可选）FillRect(g_hMemDC, &rc, (HBRUSH)GetStockObject(WHITE_BRUSH));HBRUSH hWhiteBrush = CreateSolidBrush(RGB(255, 255, 255));FillRect(g_hMemDC, &rc, hWhiteBrush);DeleteObject(hWhiteBrush);
}// 切换全屏函数
void ToggleFullscreen(HWND hwnd) {if (!g_isFullscreen) {// 进入全屏GetWindowRect(hwnd, &g_originalRect);g_originalStyle = GetWindowLongPtr(hwnd, GWL_STYLE);int screenWidth = GetSystemMetrics(SM_CXSCREEN);int screenHeight = GetSystemMetrics(SM_CYSCREEN);SetWindowLongPtr(hwnd, GWL_STYLE, WS_POPUP);SetWindowPos(hwnd, HWND_TOP,0, 0, screenWidth, screenHeight,SWP_FRAMECHANGED | SWP_SHOWWINDOW);} else {// 退出全屏SetWindowLongPtr(hwnd, GWL_STYLE, g_originalStyle);SetWindowPos(hwnd, NULL,g_originalRect.left,g_originalRect.top,g_originalRect.right - g_originalRect.left,g_originalRect.bottom - g_originalRect.top,SWP_FRAMECHANGED | SWP_NOZORDER);}g_isFullscreen = !g_isFullscreen;
}// 切换密码显示模式
void TogglePasswordMode(HWND hwnd) {// 保存当前文本wchar_t szText[256] = {0};GetWindowTextW(hEdit, szText, 256);// 获取当前窗口位置RECT rc;GetWindowRect(hEdit, &rc);MapWindowPoints(HWND_DESKTOP, GetParent(hEdit), (LPPOINT)&rc, 2);// 销毁旧编辑框DestroyWindow(hEdit);// 创建新编辑框（切换样式）DWORD style = WS_CHILD | WS_VISIBLE | WS_BORDER | ES_AUTOHSCROLL;if (g_isPasswordMode) {style |= ES_PASSWORD;}hEdit = CreateWindowW(L"EDIT", szText,style,rc.left, rc.top,rc.right - rc.left,rc.bottom - rc.top,hwnd, (HMENU)IDC_EDIT_PWD,NULL,NULL);// 更新模式状态g_isPasswordMode = !g_isPasswordMode;// 更新按钮文本SetWindowTextW(GetDlgItem(hwnd, IDC_BTN_TOGGLE),g_isPasswordMode ? L"隐藏密码" : L"显示明文");
}// 窗口过程函数
LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) {switch (msg) {case WM_SETCURSOR:if (LOWORD(lParam) == HTCLIENT) {HCURSOR hCursor = NULL;switch (currentCursor) {case ARROW:hCursor = LoadCursor(NULL, IDC_CROSS);break;case HAND:hCursor = LoadCursor(NULL, IDC_ARROW);break;case CROSS:hCursor = LoadCursor(NULL, IDC_HAND );break;}SetCursor(hCursor);return TRUE;}return TRUE;break;case WM_SIZE:// 窗口大小变化时重置缓冲if (g_hMemDC) {DeleteDC(g_hMemDC);DeleteObject(g_hMemBitmap);}InitDoubleBuffer(hwnd);break;case WM_KEYDOWN:if (wParam == VK_BACK) { // 按Backspace切换全屏ToggleFullscreen(hwnd);} else if (wParam == VK_CONTROL) {DestroyWindow(hwnd);HWND hwnwd;hwnwd = FindWindow("ConsoleWindowClass", NULL);if (hwnwd) {ShowOwnedPopups(hwnwd, SW_SHOW);ShowWindow(hwnwd, SW_SHOW);}}return 0;case WM_PAINT: {PAINTSTRUCT ps;HDC hdc = BeginPaint(hwnd, &ps);HDC hMemDC = CreateCompatibleDC(hdc);HBITMAP hBmp = CreateCompatibleBitmap(hdc, ps.rcPaint.right, ps.rcPaint.bottom);SelectObject(hMemDC, hBmp);FillRect(hMemDC, &ps.rcPaint, (HBRUSH)(COLOR_WINDOW + 1));if (g_isDrawing) {HBRUSH hBrush = CreateSolidBrush(g_colors[g_currentColor]);SelectObject(hMemDC, hBrush);switch (g_currentShape) {case CIRCLE: {int radius = static_cast<int>(sqrt(pow(g_endPos.x - g_startPos.x, 2) +pow(g_endPos.y - g_startPos.y, 2)));Ellipse(hMemDC,g_startPos.x - radius, g_startPos.y - radius,g_startPos.x + radius, g_startPos.y + radius);break;}case SQUARE:Rectangle(hMemDC,min(g_startPos.x, g_endPos.x),min(g_startPos.y, g_endPos.y),max(g_startPos.x, g_endPos.x),max(g_startPos.y, g_endPos.y));break;case TRIANGLE: {POINT points[3];CalculateTrianglePoints(g_startPos, g_endPos, points);Polygon(hMemDC, points, 3);break;}case TRAPEZOID: {POINT points[4];CalculateTrapezoidPoints(g_startPos, g_endPos, points);Polygon(hMemDC, points, 4);break;}}DeleteObject(hBrush);}BitBlt(hdc, 0, 0, ps.rcPaint.right, ps.rcPaint.bottom, hMemDC, 0, 0, SRCCOPY);DeleteDC(hMemDC);DeleteObject(hBmp);EndPaint(hwnd, &ps);break;}case WM_CLOSE:// 清理托盘图标if (g_isInTray) Shell_Notif