Ascii Art

1"use client";
2import React, {
3  useEffect,
4  useLayoutEffect,
5  useRef,
6  useState,
7  useCallback,
8  useId,
9} from "react";
10import { motion, useInView } from "motion/react";
11import { cn } from "@/lib/utils";
12 
13const useIsomorphicLayoutEffect =
14  typeof window !== "undefined" ? useLayoutEffect : useEffect;
15 
16const ASCII_CHARSETS = {
17  standard: " .,:;i1tfLCG08@",
18  blocks: " ░▒▓█",
19  binary: " 01",
20  dots: " ·•●",
21  minimal: " .:░▒",
22  dense: " .'`^\",:;Il!i><~+_-?][}{1)(|/tfjrxnuvczXYUJCLQ0OZmwqpdbkhao*#MW&8%B@$",
23  arrows: " ←↑→↓↔↕↖↗↘↙",
24  stars: " ·✦✧★",
25  hash: " -=#",
26  pipes: " |/─\\│",
27  braille: " ⠁⠃⠇⠏⠟⠿⡿⣿",
28  circles: " ○◔◑◕●",
29  squares: " ▢▣▤▥▦▧▨▩",
30  hearts: " ♡♥",
31  math: " +-×÷=≠≈∞",
32} as const;
33 
34type CharsetPreset = keyof typeof ASCII_CHARSETS;
35 
36const isCharsetPreset = (value: string): value is CharsetPreset => {
37  return value in ASCII_CHARSETS;
38};
39 
40const resolveCharset = (charset: string): string => {
41  if (isCharsetPreset(charset)) {
42    return ASCII_CHARSETS[charset];
43  }
44  return charset;
45};
46 
47const resolveCssColor = (
48  color: string,
49  element: HTMLElement | null
50): string => {
51  if (!color) return color;
52 
53  if (color.startsWith("var(")) {
54    if (!element) return "#ffffff";
55 
56    const tempDiv = document.createElement("div");
57    tempDiv.style.color = color;
58    element.appendChild(tempDiv);
59    const computedColor = getComputedStyle(tempDiv).color;
60    element.removeChild(tempDiv);
61    return computedColor || "#ffffff";
62  }
63 
64  return color;
65};
66 
67type AsciiArtProps = {
68  src: string;
69  /** Number of ASCII columns (character resolution). Higher = more detail. */
70  resolution?: number;
71  /** Charset preset name ("standard", "blocks", "binary", etc.) or custom character string */
72  charset?: CharsetPreset | string;
73  /** Text color for the ASCII art (ignored if colored=true) */
74  color?: string;
75  /** Background color */
76  backgroundColor?: string;
77  /** Convert to inverted colors (dark bg, light text) */
78  inverted?: boolean;
79  /** Enable colored ASCII (uses image colors) */
80  colored?: boolean;
81  /** Enable animation on load */
82  animated?: boolean;
83  /** Animation style */
84  animationStyle?: "fade" | "typewriter" | "matrix" | "none";
85  /** Duration for fade animation in seconds */
86  animationDuration?: number;
87  /** Font family for ASCII characters */
88  fontFamily?: string;
89// … truncated