feat: backporting existing raylib-cs examples and new official raylib examples to WASM, adopting raylib's original code style
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tiger tiger tiger
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234 changed files with 38997 additions and 10578 deletions
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@ -1,13 +1,15 @@
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/*******************************************************************************************
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*
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* raylib [text] example - Codepoints loading
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* raylib [text] example - codepoints loading
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*
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* Example originally created with raylib 4.2, last time updated with raylib 2.5
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* Example complexity rating: [★★★☆] 3/4
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*
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* Example originally created with raylib 4.2, last time updated with raylib 4.2
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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) 2022-2023 Ramon Santamaria (@raysan5)
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* Copyright (c) 2022-2025 Ramon Santamaria (@raysan5)
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*
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********************************************************************************************/
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@ -19,32 +21,37 @@ using static Raylib_cs.Raylib;
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namespace Examples.Text;
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class CodepointsLoading
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public partial class CodepointsLoading : IExample
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{
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public unsafe static int Main()
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private const int screenWidth = 800;
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private const int screenHeight = 450;
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// Text to be displayed, must be UTF-8 (save this code file as UTF-8)
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// NOTE: It can contain all the required text for the game,
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// this text will be scanned to get all the required codepoints
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private const string text =
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"いろはにほへと ちりぬるを\nわかよたれそ つねならむ\nうゐのおくやま けふこえて\nあさきゆめみし ゑひもせす";
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public string Name => "Text / Codepoints Loading";
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public string Title => "raylib [text] example - codepoints loading";
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private List<int> codepoints;
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private int[] codepointsNoDuplicates;
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private Font font;
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private bool showFontAtlas;
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public void Init()
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{
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// Initialization
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//--------------------------------------------------------------------------------------
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const int screenWidth = 800;
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const int screenHeight = 450;
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InitWindow(screenWidth, screenHeight, "raylib [text] example - codepoints loading");
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// Text to be displayed, must be UTF-8 (save this code file as UTF-8)
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// NOTE: It can contain all the required text for the game,
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// this text will be scanned to get all the required codepoints
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const string text =
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"いろはにほへと ちりぬるを\nわかよたれそ つねならむ\nうゐのおくやま けふこえて\nあさきゆめみし ゑひもせす";
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// Get codepoints from text
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List<int> codepoints = GetCodePoints(text);
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codepoints = GetCodePoints(text);
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// Remove duplicate codepoints to generate smaller font atlas
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int[] codepointsNoDuplicates = codepoints.Distinct().ToArray();
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codepointsNoDuplicates = codepoints.Distinct().ToArray();
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// Load font containing all the provided codepoint glyphs
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// A texture font atlas is automatically generated
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Font font = LoadFontEx(
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font = LoadFontEx(
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"resources/fonts/DotGothic16-Regular.ttf",
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36,
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codepointsNoDuplicates,
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@ -54,64 +61,58 @@ class CodepointsLoading
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// Set bilinear scale filter for better font scaling
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SetTextureFilter(font.Texture, TextureFilter.Bilinear);
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bool showFontAtlas = false;
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SetTextLineSpacing(20); // Set line spacing for multiline text (when line breaks are included '\n')
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SetTargetFPS(60);
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//--------------------------------------------------------------------------------------
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showFontAtlas = false;
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}
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// Main game loop
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while (!WindowShouldClose())
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public void Update()
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{
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// Update
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//----------------------------------------------------------------------------------
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if (IsKeyPressed(KeyboardKey.Space))
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{
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// Update
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//----------------------------------------------------------------------------------
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if (IsKeyPressed(KeyboardKey.Space))
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{
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showFontAtlas = !showFontAtlas;
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}
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//----------------------------------------------------------------------------------
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showFontAtlas = !showFontAtlas;
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}
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//----------------------------------------------------------------------------------
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// Draw
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//----------------------------------------------------------------------------------
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BeginDrawing();
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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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ClearBackground(Color.RayWhite);
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DrawRectangle(0, 0, GetScreenWidth(), 70, Color.Black);
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DrawText($"Total codepoints contained in provided text: {codepoints.Count}", 10, 10, 20, Color.Green);
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DrawText(
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$"Total codepoints required for font atlas (duplicates excluded): {codepointsNoDuplicates.Length}",
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10,
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40,
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20,
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Color.Green
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);
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DrawRectangle(0, 0, GetScreenWidth(), 70, Color.Black);
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DrawText($"Total codepoints contained in provided text: {codepoints.Count}", 10, 10, 20, Color.Green);
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DrawText(
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$"Total codepoints required for font atlas (duplicates excluded): {codepointsNoDuplicates.Length}",
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10,
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40,
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20,
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Color.Green
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);
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if (showFontAtlas)
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{
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// Draw generated font texture atlas containing provided codepoints
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DrawTexture(font.Texture, 150, 100, Color.Black);
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DrawRectangleLines(150, 100, font.Texture.Width, font.Texture.Height, Color.Black);
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}
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else
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{
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// Draw provided text with laoded font, containing all required codepoint glyphs
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DrawTextEx(font, text, new Vector2(160, 110), 48, 5, Color.Black);
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}
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DrawText("Press SPACE to toggle font atlas view!", 10, GetScreenHeight() - 30, 20, Color.Gray);
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EndDrawing();
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//----------------------------------------------------------------------------------
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if (showFontAtlas)
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{
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// Draw generated font texture atlas containing provided codepoints
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DrawTexture(font.Texture, 150, 100, Color.Black);
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DrawRectangleLines(150, 100, font.Texture.Width, font.Texture.Height, Color.Black);
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}
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else
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{
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// Draw provided text with loaded font, containing all required codepoint glyphs
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DrawTextEx(font, text, new Vector2(160, 110), 48, 5, Color.Black);
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}
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// De-Initialization
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//--------------------------------------------------------------------------------------
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UnloadFont(font);
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DrawText("Press SPACE to toggle font atlas view!", 10, GetScreenHeight() - 30, 20, Color.Gray);
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CloseWindow();
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//--------------------------------------------------------------------------------------
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EndDrawing();
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//----------------------------------------------------------------------------------
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}
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return 0;
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public void Unload()
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{
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UnloadFont(font); // Unload font
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}
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private static List<int> GetCodePoints(string text)
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@ -119,14 +120,42 @@ class CodepointsLoading
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List<int> codePoints = new();
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StringInfo stringInfo = new(text);
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TextElementEnumerator enumerator = StringInfo.GetTextElementEnumerator(text);
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var enumerator = StringInfo.GetTextElementEnumerator(text);
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while (enumerator.MoveNext())
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{
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int codePoint = char.ConvertToUtf32(enumerator.Current.ToString(), 0);
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var codePoint = char.ConvertToUtf32(enumerator.Current.ToString(), 0);
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codePoints.Add(codePoint);
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}
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return codePoints;
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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 [text] example - codepoints loading");
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SetTargetFPS(60); // Set our game to run at 60 frames-per-second
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//--------------------------------------------------------------------------------------
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var game = new CodepointsLoading();
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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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