Corner Bounce

1"use client";
2 
3import type { CSSProperties } from "react";
4 
5import { cx } from "@/components/ui/cellforge-core";
6import { resolveDmxColorTokens } from "@/components/ui/cellforge-core";
7import { useCellForgePhases } from "@/components/ui/cellforge-hooks";
8import { styleOpacity, stylePx } from "@/components/ui/cellforge-core";
9import { remapOpacityToTriplet } from "@/components/ui/cellforge-core";
10import { dmxBloomHaloSpreadClass, dmxBloomRootActive, dmxDotBloomParts } from "@/components/ui/cellforge-core";
11import { usePrefersReducedMotion } from "@/components/ui/cellforge-hooks";
12import { useSteppedCycle } from "@/components/ui/cellforge-hooks";
13import type { CellForgeCommonProps } from "@/components/ui/cellforge-core";
14 
15export type CellAngle3Props = CellForgeCommonProps;
16 
17const MATRIX_SIZE = 7;
18const STEP_COUNT = 36;
19const BASE_OPACITY = 0.03;
20const MID_OPACITY = 0.07;
21const HIGH_OPACITY = 0.94;
22const FAR_OPACITY = 0.15;
23 
24const TRIANGLE_CELLS = new Set([
25  "1,3",
26  "2,2",
27  "2,4",
28  "3,1",
29  "3,3",
30  "3,5",
31  "4,0",
32  "4,2",
33  "4,4",
34  "4,6"
35]);
36 
37function isWithinTriangleMask(row: number, col: number): boolean {
38  if (row < 0 || row >= MATRIX_SIZE || col < 0 || col >= MATRIX_SIZE) {
39    return false;
40  }
41 
42  return TRIANGLE_CELLS.has(`${row},${col}`);
43}
44 
45export function CellAngle3({
46  size = 30,
47  dotSize = 6.5,
48  color = "currentColor",
49  colorPreset,
50  ariaLabel = "Loading",
51  className,
52  muted = false,
53  bloom = false,
54  halo = 0,
55  dotClassName,
56  dotShape = "circle",
57  speed = 1.45,
58  animated = true,
59  hoverAnimated = false,
60  cellPadding,
61  opacityBase,
62  opacityMid,
63  opacityPeak
64}: CellAngle3Props) {
65  const reducedMotion = usePrefersReducedMotion();
66  const { phase: matrixPhase, onMouseEnter, onMouseLeave } = useCellForgePhases({
67    animated: Boolean(animated && !reducedMotion),
68    hoverAnimated: Boolean(hoverAnimated && !reducedMotion),
69    speed
70  });
71  const step = useSteppedCycle({
72    active: !reducedMotion && matrixPhase !== "idle",
73    cycleMsBase: 1650,
74    steps: STEP_COUNT,
75    speed,
76  });
77 
78  const frame = reducedMotion || matrixPhase === "idle" ? 0 : step;
79  const theta = (frame / STEP_COUNT) * Math.PI * 2;
80  const sweepX = Math.cos(theta);
81  const sweepY = Math.sin(theta);
82  const ambientPulse = 0.5 - 0.5 * Math.cos(theta);
83 
84  const gap =
85    cellPadding ?? Math.max(1, Math.floor((size - dotSize * MATRIX_SIZE) / (MATRIX_SIZE - 1)));
86  const matrixSize = dotSize * MATRIX_SIZE + gap * (MATRIX_SIZE - 1);
87// … truncated