add support for translations; basic terminal functions and splash screen
- create I18n class for translations - create TextDisplay class to draw on console, and to initialize and reset console configuration - create stub for future command-line option handling
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609de00254
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7
App/CommandLineOptions.cs
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7
App/CommandLineOptions.cs
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namespace Game {
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public struct CommandLineOptions {
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public static CommandLineOptions Parse(string[] args) {
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return new CommandLineOptions();
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}
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}
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}
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46
App/I18n.cs
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46
App/I18n.cs
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namespace Game {
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public class I18n {
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public static readonly string LANGUAGE = "ru-RU";
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static readonly Dictionary<string, string[]> LANGUAGES = new Dictionary<string, string[]>() {
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{"en-US", new string[] {
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"No answers added for question",
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"Expected `=>`",
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"Expected `True` or `False`",
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"Expected `||` between answers",
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"The output is not a terminal",
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"Syntax error in the question database: {0} ({1}:{2}:{3})",
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"Syntax error in the question database: {0} (line {1} column {2})",
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"Cannot get console mode",
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"Cannot set console mode",
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}},
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{"ru-RU", new string[] {
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"Не указано ни одного варианта ответа на вопрос",
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"Ожидалось `=>`",
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"Ожидалось `True` или `False`",
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"Ожидалось `||` между вариантами ответа",
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"Поток вывода не идёт в терминал",
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"Ошибка синтаксиса в банке вопросов: {0} ({1}:{2}:{3})",
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"Ошибка синтаксиса в банке вопросов: {0} (строка {1} символ {2})",
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"Не удалось узнать режим консоли",
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"Не удалось установить режим консоли",
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}}
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};
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public static string? GetMessage(Message id) {
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return LANGUAGES[LANGUAGE][(int)id];
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}
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public enum Message {
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ERROR_NO_ANSWER_OPTIONS = 0,
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ERROR_EXPECTED_ARROW_TOKEN,
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ERROR_EXPECTED_TRUE_OR_FALSE,
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ERROR_EXPECTED_ANSWER_SEPARATOR,
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OUTPUT_IS_NOT_TERMINAL,
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SYNTAX_ERROR_WITH_FILENAME,
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SYNTAX_ERROR,
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ERROR_GETCONSOLEMODE,
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ERROR_SETCONSOLEMODE,
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}
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}
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}
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@ -1,7 +1,23 @@
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namespace Game {
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using Game.UI;
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namespace Game {
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internal class Program {
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static int Main(string[] args) {
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CommandLineOptions opts = CommandLineOptions.Parse(args);
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TextDisplay display = new TextDisplay();
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if (!display.InitWindow()) {
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return 1;
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}
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display.PrintSimpleWelcome();
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Thread.Sleep(1200);
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display.ShowSplash();
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Thread.Sleep(2500);
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display.ResetWindow();
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return 0;
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}
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}
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}
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}
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4
App/UI/Colors.cs
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4
App/UI/Colors.cs
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namespace App.UI {
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internal class Colors {
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}
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}
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172
App/UI/TextDisplay.cs
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172
App/UI/TextDisplay.cs
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using static Game.I18n;
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using System.Runtime.InteropServices;
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using System.Text;
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namespace Game.UI {
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public class TextDisplay {
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private const string RGB_FG_SEQ_START = "\e[38;2;";
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private const string RGB_BG_SEQ_START = "\e[48;2;";
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private const string ESC_SEQ_START = "\e[";
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private const string SETCURSOR_END = "H";
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private const string GRAPHICS_SEQ_END = "m";
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private const string HIDECURSOR_SEQ = "\e[?25l";
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private const string SHOWCURSOR_SEQ = "\e[?25h";
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private int currentFgColor = 0xffffff, currentBgColor = 0;
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private int cursorRow = 0, cursorCol = 0;
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private int windowWidth = 0, windowHeight = 0;
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public bool InitWindow() {
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if (Console.IsOutputRedirected) {
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Console.WriteLine(GetMessage(Message.OUTPUT_IS_NOT_TERMINAL));
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return false;
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}
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Console.InputEncoding = Encoding.UTF8;
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Console.OutputEncoding = Encoding.UTF8;
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IntPtr consoleInHandle = Win32Imports.GetStdHandle(Win32Imports.STD_INPUT_HANDLE);
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IntPtr consoleOutHandle = Win32Imports.GetStdHandle(Win32Imports.STD_OUTPUT_HANDLE);
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uint inConsoleMode, outConsoleMode;
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if (!Win32Imports.GetConsoleMode(consoleInHandle, out inConsoleMode)) {
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Console.WriteLine(GetMessage(Message.ERROR_GETCONSOLEMODE));
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return false;
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}
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if (!Win32Imports.GetConsoleMode(consoleOutHandle, out outConsoleMode)) {
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Console.WriteLine(GetMessage(Message.ERROR_GETCONSOLEMODE));
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return false;
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}
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inConsoleMode |= Win32Imports.ENABLE_VIRTUAL_TERMINAL_INPUT;
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//inConsoleMode &= ~Win32Imports.ENABLE_LINE_INPUT;
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outConsoleMode |= Win32Imports.ENABLE_VIRTUAL_TERMINAL_PROCESSING;
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if (!Win32Imports.SetConsoleMode(consoleInHandle, inConsoleMode)) {
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Console.WriteLine(GetMessage(Message.ERROR_SETCONSOLEMODE));
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return false;
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}
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if (!Win32Imports.SetConsoleMode(consoleOutHandle, outConsoleMode)) {
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Console.WriteLine(GetMessage(Message.ERROR_SETCONSOLEMODE));
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return false;
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}
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SetColors(currentFgColor, currentBgColor);
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HideCursor();
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SetCursor(cursorRow, cursorCol);
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windowWidth = Console.BufferWidth;
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windowHeight = Console.BufferHeight;
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return true;
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}
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public void ResetWindow() {
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SetColors(0xffffff, 0);
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SetCursor(1, 1);
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ShowCursor();
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}
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public void PrintSimpleWelcome() {
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WriteColored("Welcome to КТО ХОЧЕТ СТАТЬ СЕКУНДОМЕРОМ", 0x5e61ed);
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}
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public void ShowSplash() {
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ClearWithColor(0x5e61ed);
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DrawTitle(windowHeight / 2 + 1 - 3, 0x5e61ed);
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DrawCopyright(0x5e61ed);
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}
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void DrawTitle(int y, int bgColor) {
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string text1 = "КТО ХОЧЕТ СТАТЬ";
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string text2 = "СЕКУНДОМЕРОМ";
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SetColors(0xffffff, 0);
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int text1Start = (windowWidth - text1.Length) / 2 + 1;
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SetCursor(y, text1Start - 6);
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for (int i = 0; i < 6; ++i) {
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WriteColored(" ", -1, ColorBlend(0, bgColor, (float)i / 6));
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}
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WriteColored(text1, 0xffffff, 0);
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for (int i = 6; i >= 0; --i) {
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WriteColored(" ", -1, ColorBlend(0, bgColor, (float)i / 6));
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}
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int text2Start = (windowWidth - text2.Length) / 2 + 1;
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SetCursor(y + 2, text2Start - 6);
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for (int i = 0; i < 6; ++i) {
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WriteColored(" ", -1, ColorBlend(0, bgColor, (float)i / 6));
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}
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WriteColored(text2, 0xffffff, 0);
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for (int i = 6; i >= 0; --i) {
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WriteColored(" ", -1, ColorBlend(0, bgColor, (float)i / 6));
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}
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}
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void DrawCopyright(int bgColor) {
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string bottomText = "(c) subvia, 2025";
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SetCursor(windowHeight, (windowWidth - bottomText.Length) / 2 + 1);
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WriteColored(bottomText, 0x4d4dc0, bgColor);
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}
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public void WriteColored(string s, int color, int bgColor = -1) {
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if (color == -1) color = currentFgColor;
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(int r, int g, int b) = ((color >> 16) & 255, (color >> 8) & 255, color & 255);
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currentFgColor = color;
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if (bgColor == -1) {
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Console.Write(RGB_FG_SEQ_START + r + ';' + g + ';' + b + GRAPHICS_SEQ_END + s);
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} else {
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(int br, int bg, int bb) = ((bgColor >> 16) & 255, (bgColor >> 8) & 255, bgColor & 255);
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Console.Write(RGB_FG_SEQ_START + r + ';' + g + ';' + b + GRAPHICS_SEQ_END + RGB_BG_SEQ_START + br + ';' + bg + ';' + bb + GRAPHICS_SEQ_END + s);
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currentBgColor = bgColor;
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}
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}
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public void SetColors(int fg, int bg) {
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StringBuilder command = new StringBuilder();
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if (fg != -1) {
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(int r, int g, int b) = ((fg >> 16) & 255, (fg >> 8) & 255, fg & 255);
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command.Append(RGB_FG_SEQ_START + r + ';' + g + ';' + b + GRAPHICS_SEQ_END);
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}
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if (bg != -1) {
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(int r, int g, int b) = ((bg >> 16) & 255, (bg >> 8) & 255, bg & 255);
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command.Append(RGB_BG_SEQ_START + r + ';' + g + ';' + b + GRAPHICS_SEQ_END);
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}
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Console.Write(command.ToString());
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}
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public void ClearWithColor(int color) {
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(int r, int g, int b) = ((color >> 16) & 255, (color >> 8) & 255, color & 255);
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SetColors(-1, color);
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Console.Write("\e[2J");
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}
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public void SetCursor(int row, int column) {
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Console.Write(ESC_SEQ_START + row + ';' + column + SETCURSOR_END);
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}
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public void HideCursor() {
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Console.Write(HIDECURSOR_SEQ);
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}
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public void ShowCursor() {
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Console.Write(SHOWCURSOR_SEQ);
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}
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public int ColorBlend(int fg, int bg, float alpha) {
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//return (int)(fg * alpha + bg * (1f - alpha));
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return ((int)(((fg >> 16) & 255) * alpha + ((bg >> 16) & 255) * (1 - alpha)) << 16) + ((int)(((fg >> 8) & 255) * alpha + ((bg >> 8) & 255) * (1 - alpha)) << 8) + (int)((fg & 255) * alpha + (bg & 255) * (1 - alpha));
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}
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}
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static class Win32Imports
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{
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public const int STD_INPUT_HANDLE = -10;
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public const int STD_OUTPUT_HANDLE = -11;
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public const uint ENABLE_VIRTUAL_TERMINAL_PROCESSING = 4;
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public const uint ENABLE_LINE_INPUT = 2;
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public const uint ENABLE_VIRTUAL_TERMINAL_INPUT = 512;
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[DllImport("kernel32.dll", SetLastError = true)]
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public static extern IntPtr GetStdHandle(int stdHandle);
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[DllImport("kernel32.dll")]
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public static extern bool SetConsoleMode(IntPtr consoleHandle, uint mode);
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[DllImport("kernel32.dll")]
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public static extern bool GetConsoleMode(IntPtr consoleHandle, out uint mode);
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}
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}
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