Ported raylib example "text/text_format_text.c" (#141)

* Added example: text_format_text.zig

* reverted autoformatting changes

build.zig

@@ -44,7 +44,7 @@ fn link(
     exe: *std.Build.Step.Compile,
     target: std.Build.ResolvedTarget,
     optimize: std.builtin.Mode,
-    options: Options
+    options: Options,
 ) void {
     const lib = getRaylib(b, target, optimize, options);
 
@@ -104,7 +104,7 @@ fn getRaylib(b: *std.Build, target: std.Build.ResolvedTarget, optimize: std.buil
             .platform_drm = options.platform_drm,
             .shared = options.shared,
             .linux_display_backend = options.linux_display_backend,
-            .opengl_version = options.opengl_version
+            .opengl_version = options.opengl_version,
         });
 
         const lib = raylib.artifact("raylib");
@@ -118,12 +118,15 @@ fn getRaylib(b: *std.Build, target: std.Build.ResolvedTarget, optimize: std.buil
         lib.step.dependOn(&gen_step.step);
 
         const raygui_c_path = gen_step.add("raygui.c", "#define RAYGUI_IMPLEMENTATION\n#include \"raygui.h\"\n");
-        lib.addCSourceFile(.{ .file = raygui_c_path, .flags = &[_][]const u8{
-            "-std=gnu99",
-            "-D_GNU_SOURCE",
-            "-DGL_SILENCE_DEPRECATION=199309L",
-            "-fno-sanitize=undefined", // https://github.com/raysan5/raylib/issues/3674
-        }});
+        lib.addCSourceFile(.{
+            .file = raygui_c_path,
+            .flags = &[_][]const u8{
+                "-std=gnu99",
+                "-D_GNU_SOURCE",
+                "-DGL_SILENCE_DEPRECATION=199309L",
+                "-fno-sanitize=undefined", // https://github.com/raysan5/raylib/issues/3674
+            },
+        });
         lib.addIncludePath(raylib.path("src"));
         lib.addIncludePath(raygui_dep.path("src"));
 
@@ -252,6 +255,11 @@ pub fn build(b: *std.Build) !void {
             .path = "examples/textures/textures_background_scrolling.zig",
             .desc = "Background scrolling & parallax demo",
         },
+        .{
+            .name = "text_format_text",
+            .path = "examples/text/text_format_text.zig",
+            .desc = "Renders variables as text",
+        },
         // .{
         //     .name = "models_loading",
         //     .path = "examples/models/models_loading.zig",

examples/text/text_format_text.zig

@@ -0,0 +1,49 @@
+// A raylib port of https://github.com/raysan5/raylib/blob/master/examples/text/text_format_text.c
+
+const rl = @import("raylib");
+const std = @import("std");
+
+//------------------------------------------------------------------------------------
+// Program main entry point
+//------------------------------------------------------------------------------------
+pub fn main() anyerror!void {
+    // Initialization
+    //--------------------------------------------------------------------------------------
+    const screenWidth = 800;
+    const screenHeight = 450;
+
+    rl.initWindow(screenWidth, screenHeight, "raylib [text] example - text formatting");
+    defer rl.closeWindow(); // Close window and OpenGL context
+
+    // Set as 'const' for demonstration purposes, but would need to be 'var' once you actually update them to real values.
+    const score: i32 = 100020;
+    const hiscore: i32 = 200450;
+    const lives: i32 = 5;
+
+    rl.setTargetFPS(60); // Set our game to run at 60 frames-per-second
+    //--------------------------------------------------------------------------------------
+
+    // Main game loop
+    while (!rl.windowShouldClose()) { // Detect window close button or ESC key
+        // Update
+        //----------------------------------------------------------------------------------
+        // TODO: Update your variables here
+        //----------------------------------------------------------------------------------
+
+        // Draw
+        //----------------------------------------------------------------------------------
+        rl.beginDrawing();
+        defer rl.endDrawing();
+
+        rl.clearBackground(rl.Color.white);
+
+        rl.drawText(rl.textFormat("Score: %08i", .{score}), 200, 80, 20, rl.Color.red);
+
+        rl.drawText(rl.textFormat("HiScore: %08i", .{hiscore}), 200, 120, 20, rl.Color.green);
+
+        rl.drawText(rl.textFormat("Lives: %02i", .{lives}), 200, 160, 40, rl.Color.blue);
+
+        rl.drawText(rl.textFormat("Elapsed Time: %02.02f ms", .{rl.getFrameTime() * 1000}), 200, 220, 20, rl.Color.black);
+        //----------------------------------------------------------------------------------
+    }
+}