374 lines
18 KiB
C#
374 lines
18 KiB
C#
/*******************************************************************************************
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*
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* raylib [core] example - keyboard testbed
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*
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* Example complexity rating: [★★☆☆] 2/4
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*
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* NOTE: raylib defined keys refer to ENG-US Keyboard layout,
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* mapping to other layouts is up to the user
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*
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* Example originally created with raylib 5.6, last time updated with raylib 5.6
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*
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* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
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* BSD-like license that allows static linking with closed source software
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*
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* Copyright (c) 2026 Ramon Santamaria (@raysan5)
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*
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********************************************************************************************/
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using System.Numerics;
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using static Raylib_cs.Raylib;
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namespace Examples.Core;
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public partial class KeyboardTestbed : IExample
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{
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private const int KeyRecSpacing = 4; // Space in pixels between key rectangles
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private const int screenWidth = 800;
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private const int screenHeight = 450;
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public string Name => "Core / Keyboard Testbed";
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public string Title => "raylib [core] example - keyboard testbed";
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private int[] line01KeyWidths;
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private int[] line01Keys;
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private int[] line02KeyWidths;
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private int[] line02Keys;
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private int[] line03KeyWidths;
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private int[] line03Keys;
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private int[] line04KeyWidths;
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private int[] line04Keys;
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private int[] line05KeyWidths;
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private int[] line05Keys;
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private int[] line06KeyWidths;
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private int[] line06Keys;
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private Vector2 keyboardOffset;
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public void Init()
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{
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SetExitKey(KeyboardKey.Null); // Avoid exit on KEY_ESCAPE
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// Keyboard line 01
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line01KeyWidths = new int[15];
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for (int i = 0; i < 15; i++) line01KeyWidths[i] = 45;
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line01KeyWidths[13] = 62; // PRINTSCREEN
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line01Keys = new int[]
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{
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(int)KeyboardKey.Escape, (int)KeyboardKey.F1, (int)KeyboardKey.F2, (int)KeyboardKey.F3, (int)KeyboardKey.F4, (int)KeyboardKey.F5,
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(int)KeyboardKey.F6, (int)KeyboardKey.F7, (int)KeyboardKey.F8, (int)KeyboardKey.F9, (int)KeyboardKey.F10, (int)KeyboardKey.F11,
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(int)KeyboardKey.F12, (int)KeyboardKey.PrintScreen, (int)KeyboardKey.Pause
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};
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// Keyboard line 02
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line02KeyWidths = new int[15];
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for (int i = 0; i < 15; i++) line02KeyWidths[i] = 45;
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line02KeyWidths[0] = 25; // GRAVE
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line02KeyWidths[13] = 82; // BACKSPACE
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line02Keys = new int[]
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{
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(int)KeyboardKey.Grave, (int)KeyboardKey.One, (int)KeyboardKey.Two, (int)KeyboardKey.Three, (int)KeyboardKey.Four,
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(int)KeyboardKey.Five, (int)KeyboardKey.Six, (int)KeyboardKey.Seven, (int)KeyboardKey.Eight, (int)KeyboardKey.Nine,
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(int)KeyboardKey.Zero, (int)KeyboardKey.Minus, (int)KeyboardKey.Equal, (int)KeyboardKey.Backspace, (int)KeyboardKey.Delete
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};
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// Keyboard line 03
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line03KeyWidths = new int[15];
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for (int i = 0; i < 15; i++) line03KeyWidths[i] = 45;
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line03KeyWidths[0] = 50; // TAB
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line03KeyWidths[13] = 57; // BACKSLASH
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line03Keys = new int[]
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{
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(int)KeyboardKey.Tab, (int)KeyboardKey.Q, (int)KeyboardKey.W, (int)KeyboardKey.E, (int)KeyboardKey.R, (int)KeyboardKey.T, (int)KeyboardKey.Y,
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(int)KeyboardKey.U, (int)KeyboardKey.I, (int)KeyboardKey.O, (int)KeyboardKey.P, (int)KeyboardKey.LeftBracket,
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(int)KeyboardKey.RightBracket, (int)KeyboardKey.Backslash, (int)KeyboardKey.Insert
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};
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// Keyboard line 04
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line04KeyWidths = new int[14];
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for (int i = 0; i < 14; i++) line04KeyWidths[i] = 45;
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line04KeyWidths[0] = 68; // CAPS
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line04KeyWidths[12] = 88; // ENTER
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line04Keys = new int[]
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{
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(int)KeyboardKey.CapsLock, (int)KeyboardKey.A, (int)KeyboardKey.S, (int)KeyboardKey.D, (int)KeyboardKey.F, (int)KeyboardKey.G,
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(int)KeyboardKey.H, (int)KeyboardKey.J, (int)KeyboardKey.K, (int)KeyboardKey.L, (int)KeyboardKey.Semicolon,
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(int)KeyboardKey.Apostrophe, (int)KeyboardKey.Enter, (int)KeyboardKey.PageUp
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};
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// Keyboard line 05
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line05KeyWidths = new int[14];
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for (int i = 0; i < 14; i++) line05KeyWidths[i] = 45;
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line05KeyWidths[0] = 80; // LSHIFT
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line05KeyWidths[11] = 76; // RSHIFT
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line05Keys = new int[]
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{
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(int)KeyboardKey.LeftShift, (int)KeyboardKey.Z, (int)KeyboardKey.X, (int)KeyboardKey.C, (int)KeyboardKey.V, (int)KeyboardKey.B,
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(int)KeyboardKey.N, (int)KeyboardKey.M, (int)KeyboardKey.Comma, (int)KeyboardKey.Period, /*KEY_MINUS*/
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(int)KeyboardKey.Slash, (int)KeyboardKey.RightShift, (int)KeyboardKey.Up, (int)KeyboardKey.PageDown
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};
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// Keyboard line 06
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line06KeyWidths = new int[11];
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for (int i = 0; i < 11; i++) line06KeyWidths[i] = 45;
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line06KeyWidths[0] = 80; // LCTRL
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line06KeyWidths[3] = 208; // SPACE
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line06KeyWidths[7] = 60; // RCTRL
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line06Keys = new int[]
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{
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(int)KeyboardKey.LeftControl, (int)KeyboardKey.LeftSuper, (int)KeyboardKey.LeftAlt,
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(int)KeyboardKey.Space, (int)KeyboardKey.RightAlt, 162, (int)KeyboardKey.Null,
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(int)KeyboardKey.RightControl, (int)KeyboardKey.Left, (int)KeyboardKey.Down, (int)KeyboardKey.Right
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};
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keyboardOffset = new Vector2(26, 80);
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}
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public void Update()
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{
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// Update
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//----------------------------------------------------------------------------------
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int key = GetKeyPressed(); // Get pressed keycode
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if (key > 0) TraceLog(TraceLogLevel.Info, $"KEYBOARD TESTBED: KEY PRESSED: {key}");
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int ch = GetCharPressed(); // Get pressed char for text input, using OS mapping
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if (ch > 0) TraceLog(TraceLogLevel.Info, $"KEYBOARD TESTBED: CHAR PRESSED: {(char)ch} ({ch})");
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//----------------------------------------------------------------------------------
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// Draw
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//----------------------------------------------------------------------------------
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BeginDrawing();
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ClearBackground(Color.RayWhite);
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DrawText("KEYBOARD LAYOUT: ENG-US", 26, 38, 20, Color.LightGray);
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// Keyboard line 01 - 15 keys
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// ESC, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, IMP, CLOSE
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for (int i = 0, recOffsetX = 0; i < 15; i++)
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{
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GuiKeyboardKey(new Rectangle(keyboardOffset.X + recOffsetX, keyboardOffset.Y, (float)line01KeyWidths[i], 30.0f), line01Keys[i]);
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recOffsetX += line01KeyWidths[i] + KeyRecSpacing;
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}
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// Keyboard line 02 - 15 keys
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// `, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, -, =, BACKSPACE, DEL
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for (int i = 0, recOffsetX = 0; i < 15; i++)
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{
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GuiKeyboardKey(new Rectangle(keyboardOffset.X + recOffsetX, keyboardOffset.Y + 30 + KeyRecSpacing, (float)line02KeyWidths[i], 38.0f), line02Keys[i]);
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recOffsetX += line02KeyWidths[i] + KeyRecSpacing;
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}
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// Keyboard line 03 - 15 keys
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// TAB, Q, W, E, R, T, Y, U, I, O, P, [, ], \, INS
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for (int i = 0, recOffsetX = 0; i < 15; i++)
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{
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GuiKeyboardKey(new Rectangle(keyboardOffset.X + recOffsetX, keyboardOffset.Y + 30 + 38 + KeyRecSpacing * 2, (float)line03KeyWidths[i], 38.0f), line03Keys[i]);
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recOffsetX += line03KeyWidths[i] + KeyRecSpacing;
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}
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// Keyboard line 04 - 14 keys
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// MAYUS, A, S, D, F, G, H, J, K, L, ;, ', ENTER, REPAG
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for (int i = 0, recOffsetX = 0; i < 14; i++)
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{
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GuiKeyboardKey(new Rectangle(keyboardOffset.X + recOffsetX, keyboardOffset.Y + 30 + 38 * 2 + KeyRecSpacing * 3, (float)line04KeyWidths[i], 38.0f), line04Keys[i]);
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recOffsetX += line04KeyWidths[i] + KeyRecSpacing;
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}
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// Keyboard line 05 - 14 keys
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// LSHIFT, Z, X, C, V, B, N, M, ,, ., /, RSHIFT, UP, AVPAG
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for (int i = 0, recOffsetX = 0; i < 14; i++)
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{
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GuiKeyboardKey(new Rectangle(keyboardOffset.X + recOffsetX, keyboardOffset.Y + 30 + 38 * 3 + KeyRecSpacing * 4, (float)line05KeyWidths[i], 38.0f), line05Keys[i]);
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recOffsetX += line05KeyWidths[i] + KeyRecSpacing;
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}
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// Keyboard line 06 - 11 keys
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// LCTRL, WIN, LALT, SPACE, ALTGR, \, FN, RCTRL, LEFT, DOWN, RIGHT
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for (int i = 0, recOffsetX = 0; i < 11; i++)
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{
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GuiKeyboardKey(new Rectangle(keyboardOffset.X + recOffsetX, keyboardOffset.Y + 30 + 38 * 4 + KeyRecSpacing * 5, (float)line06KeyWidths[i], 38.0f), line06Keys[i]);
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recOffsetX += line06KeyWidths[i] + KeyRecSpacing;
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}
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EndDrawing();
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//----------------------------------------------------------------------------------
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}
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public void Unload()
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{
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}
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//------------------------------------------------------------------------------------
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// Module Functions Definition
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//------------------------------------------------------------------------------------
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// Get keyboard keycode as text (US keyboard)
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// NOTE: Mapping for other keyboard layouts can be done here
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private static string GetKeyText(int key)
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{
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switch ((KeyboardKey)key)
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{
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case KeyboardKey.Apostrophe: return "'"; // Key: '
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case KeyboardKey.Comma: return ","; // Key: ,
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case KeyboardKey.Minus: return "-"; // Key: -
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case KeyboardKey.Period: return "."; // Key: .
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case KeyboardKey.Slash: return "/"; // Key: /
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case KeyboardKey.Zero: return "0"; // Key: 0
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case KeyboardKey.One: return "1"; // Key: 1
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case KeyboardKey.Two: return "2"; // Key: 2
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case KeyboardKey.Three: return "3"; // Key: 3
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case KeyboardKey.Four: return "4"; // Key: 4
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case KeyboardKey.Five: return "5"; // Key: 5
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case KeyboardKey.Six: return "6"; // Key: 6
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case KeyboardKey.Seven: return "7"; // Key: 7
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case KeyboardKey.Eight: return "8"; // Key: 8
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case KeyboardKey.Nine: return "9"; // Key: 9
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case KeyboardKey.Semicolon: return ";"; // Key: ;
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case KeyboardKey.Equal: return "="; // Key: =
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case KeyboardKey.A: return "A"; // Key: A | a
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case KeyboardKey.B: return "B"; // Key: B | b
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case KeyboardKey.C: return "C"; // Key: C | c
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case KeyboardKey.D: return "D"; // Key: D | d
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case KeyboardKey.E: return "E"; // Key: E | e
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case KeyboardKey.F: return "F"; // Key: F | f
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case KeyboardKey.G: return "G"; // Key: G | g
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case KeyboardKey.H: return "H"; // Key: H | h
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case KeyboardKey.I: return "I"; // Key: I | i
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case KeyboardKey.J: return "J"; // Key: J | j
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case KeyboardKey.K: return "K"; // Key: K | k
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case KeyboardKey.L: return "L"; // Key: L | l
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case KeyboardKey.M: return "M"; // Key: M | m
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case KeyboardKey.N: return "N"; // Key: N | n
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case KeyboardKey.O: return "O"; // Key: O | o
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case KeyboardKey.P: return "P"; // Key: P | p
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case KeyboardKey.Q: return "Q"; // Key: Q | q
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case KeyboardKey.R: return "R"; // Key: R | r
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case KeyboardKey.S: return "S"; // Key: S | s
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case KeyboardKey.T: return "T"; // Key: T | t
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case KeyboardKey.U: return "U"; // Key: U | u
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case KeyboardKey.V: return "V"; // Key: V | v
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case KeyboardKey.W: return "W"; // Key: W | w
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case KeyboardKey.X: return "X"; // Key: X | x
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case KeyboardKey.Y: return "Y"; // Key: Y | y
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case KeyboardKey.Z: return "Z"; // Key: Z | z
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case KeyboardKey.LeftBracket: return "["; // Key: [
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case KeyboardKey.Backslash: return "\\"; // Key: '\'
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case KeyboardKey.RightBracket: return "]"; // Key: ]
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case KeyboardKey.Grave: return "`"; // Key: `
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case KeyboardKey.Space: return "SPACE"; // Key: Space
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case KeyboardKey.Escape: return "ESC"; // Key: Esc
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case KeyboardKey.Enter: return "ENTER"; // Key: Enter
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case KeyboardKey.Tab: return "TAB"; // Key: Tab
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case KeyboardKey.Backspace: return "BACK"; // Key: Backspace
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case KeyboardKey.Insert: return "INS"; // Key: Ins
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case KeyboardKey.Delete: return "DEL"; // Key: Del
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case KeyboardKey.Right: return "RIGHT"; // Key: Cursor right
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case KeyboardKey.Left: return "LEFT"; // Key: Cursor left
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case KeyboardKey.Down: return "DOWN"; // Key: Cursor down
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case KeyboardKey.Up: return "UP"; // Key: Cursor up
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case KeyboardKey.PageUp: return "PGUP"; // Key: Page up
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case KeyboardKey.PageDown: return "PGDOWN"; // Key: Page down
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case KeyboardKey.Home: return "HOME"; // Key: Home
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case KeyboardKey.End: return "END"; // Key: End
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case KeyboardKey.CapsLock: return "CAPS"; // Key: Caps lock
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case KeyboardKey.ScrollLock: return "LOCK"; // Key: Scroll down
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case KeyboardKey.NumLock: return "NUMLOCK"; // Key: Num lock
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case KeyboardKey.PrintScreen: return "PRINTSCR"; // Key: Print screen
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case KeyboardKey.Pause: return "PAUSE"; // Key: Pause
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case KeyboardKey.F1: return "F1"; // Key: F1
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case KeyboardKey.F2: return "F2"; // Key: F2
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case KeyboardKey.F3: return "F3"; // Key: F3
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case KeyboardKey.F4: return "F4"; // Key: F4
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case KeyboardKey.F5: return "F5"; // Key: F5
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case KeyboardKey.F6: return "F6"; // Key: F6
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case KeyboardKey.F7: return "F7"; // Key: F7
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case KeyboardKey.F8: return "F8"; // Key: F8
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case KeyboardKey.F9: return "F9"; // Key: F9
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case KeyboardKey.F10: return "F10"; // Key: F10
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case KeyboardKey.F11: return "F11"; // Key: F11
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case KeyboardKey.F12: return "F12"; // Key: F12
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case KeyboardKey.LeftShift: return "LSHIFT"; // Key: Shift left
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case KeyboardKey.LeftControl: return "LCTRL"; // Key: Control left
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case KeyboardKey.LeftAlt: return "LALT"; // Key: Alt left
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case KeyboardKey.LeftSuper: return "WIN"; // Key: Super left
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case KeyboardKey.RightShift: return "RSHIFT"; // Key: Shift right
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case KeyboardKey.RightControl: return "RCTRL"; // Key: Control right
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case KeyboardKey.RightAlt: return "ALTGR"; // Key: Alt right
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case KeyboardKey.RightSuper: return "RSUPER"; // Key: Super right
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case KeyboardKey.KeyboardMenu: return "KBMENU"; // Key: KB menu
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case KeyboardKey.Kp0: return "KP0"; // Key: Keypad 0
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case KeyboardKey.Kp1: return "KP1"; // Key: Keypad 1
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case KeyboardKey.Kp2: return "KP2"; // Key: Keypad 2
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case KeyboardKey.Kp3: return "KP3"; // Key: Keypad 3
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case KeyboardKey.Kp4: return "KP4"; // Key: Keypad 4
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case KeyboardKey.Kp5: return "KP5"; // Key: Keypad 5
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case KeyboardKey.Kp6: return "KP6"; // Key: Keypad 6
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case KeyboardKey.Kp7: return "KP7"; // Key: Keypad 7
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case KeyboardKey.Kp8: return "KP8"; // Key: Keypad 8
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case KeyboardKey.Kp9: return "KP9"; // Key: Keypad 9
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case KeyboardKey.KpDecimal: return "KPDEC"; // Key: Keypad .
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case KeyboardKey.KpDivide: return "KPDIV"; // Key: Keypad /
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case KeyboardKey.KpMultiply: return "KPMUL"; // Key: Keypad *
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case KeyboardKey.KpSubtract: return "KPSUB"; // Key: Keypad -
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case KeyboardKey.KpAdd: return "KPADD"; // Key: Keypad +
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case KeyboardKey.KpEnter: return "KPENTER"; // Key: Keypad Enter
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case KeyboardKey.KpEqual: return "KPEQU"; // Key: Keypad =
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default: return "";
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}
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}
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// Draw keyboard key
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private static void GuiKeyboardKey(Rectangle bounds, int key)
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{
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if (key == (int)KeyboardKey.Null) DrawRectangleLinesEx(bounds, 2.0f, Color.LightGray);
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else
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{
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if (IsKeyDown((KeyboardKey)key))
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{
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DrawRectangleLinesEx(bounds, 2.0f, Color.Maroon);
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DrawText(GetKeyText(key), (int)(bounds.X + 4), (int)(bounds.Y + 4), 10, Color.Maroon);
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}
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else
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{
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DrawRectangleLinesEx(bounds, 2.0f, Color.DarkGray);
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DrawText(GetKeyText(key), (int)(bounds.X + 4), (int)(bounds.Y + 4), 10, Color.DarkGray);
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}
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}
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if (CheckCollisionPointRec(GetMousePosition(), bounds))
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{
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DrawRectangleRec(bounds, Fade(Color.Red, 0.2f));
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DrawRectangleLinesEx(bounds, 3.0f, Color.Red);
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}
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}
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public static int Main()
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{
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// Initialization
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//--------------------------------------------------------------------------------------
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InitWindow(screenWidth, screenHeight, "raylib [core] example - keyboard testbed");
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SetTargetFPS(60);
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//--------------------------------------------------------------------------------------
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var game = new KeyboardTestbed();
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game.Init();
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// Main game loop
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while (!WindowShouldClose()) // Detect window close button or ESC key
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{
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game.Update();
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}
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game.Unload();
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// De-Initialization
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//--------------------------------------------------------------------------------------
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CloseWindow(); // Close window and OpenGL context
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//--------------------------------------------------------------------------------------
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return 0;
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}
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}
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