Pointer

62:I[707087,["/_next/static/immutable/chunks/3arlv5bvukoo2.js","/_next/static/immutable/chunks/39v64hmfyo-sr.js","/_next/static/immutable/chunks/2nvof3-29tvc3.js","/_next/static/immutable/chunks/3tjobt77z_9dj.js","/_next/static/immutable/chunks/04j_o97cgxn2x.js","/_next/static/immutable/chunks/3upr08c9vtj8w.js","/_next/static/immutable/chunks/1ww0328si-u8x.js","/_next/static/immutable/chunks/11mfl5ymqld9-.js","/_next/static/immutable/chunks/2xxcqy6ppds3l.js","/_next/static/immutable/chunks/1bpgyrs5qflhu.js","/_next/static/immutable/chunks/0-6vu2ul1h6ld.js","/_next/static/immutable/chunks/43_s7jweyypoh.js","/_next/static/immutable/chunks/0p6vao205o1jc.js","/_next/static/immutable/chunks/1_kyvgkyokw92.js","/_next/static/immutable/chunks/1lo-zn37dolb5.js","/_next/static/immutable/chunks/1v8k6yxw1rg0u.js"],"RegistryDependencies"] 63:I[314491,["/_next/static/immutable/chunks/3arlv5bvukoo2.js","/_next/static/immutable/chunks/39v64hmfyo-sr.js","/_next/static/immutable/chunks/2nvof3-29tvc3.js","/_next/static/immutable/chunks/3tjobt77z_9dj.js","/_next/static/immutable/chunks/04j_o97cgxn2x.js","/_next/static/immutable/chunks/3upr08c9vtj8w.js","/_next/static/immutable/chunks/1ww0328si-u8x.js","/_next/static/immutable/chunks/11mfl5ymqld9-.js","/_next/static/immutable/chunks/2xxcqy6ppds3l.js","/_next/static/immutable/chunks/1bpgyrs5qflhu.js","/_next/static/immutable/chunks/0-6vu2ul1h6ld.js","/_next/static/immutable/chunks/43_s7jweyypoh.js","/_next/static/immutable/chunks/0p6vao205o1jc.js","/_next/static/immutable/chunks/1_kyvgkyokw92.js","/_next/static/immutable/chunks/1lo-zn37dolb5.js","/_next/static/immutable/chunks/1v8k6yxw1rg0u.js"],"FilesView"] 64:T8f66,// Prompt Send · snapcn — https://snapcn.dev/docs/ai-input/prompt-send "use client"; import { loadFont as loadSans } from "@remotion/google-fonts/Inter"; import type { ReactNode } from "react"; import { AbsoluteFill, Easing, getRemotionEnvironment, interpolate, useCurrentFrame, useVideoConfig, } from "remotion"; import { inputStyleContext } from "@/components/snap-cn/input"; import { Item, mixOklch, parseColor, resolveFont, type SnapCnTheme, useSnapCnTheme, withAlpha, } from "@/lib/snap-cn-ui"; // Loaded through @remotion/google-fonts, never a CSS variable — a Remotion // bundle has none of the app's CSS, so a `var(--font-…)` gets you the right face // in the Player and a fallback in the mp4 (design-system rule 4). const { fontFamily: SANS } = loadSans("normal", { weights: ["400", "500"], subsets: ["latin"], }); // --- The stage ------------------------------------------------------------- // // The reference recording is 890×486, and every ratio below was read off its // frames, so there is no second conversion to get wrong. `stageScale` fits this // rectangle into whatever composition the component is given. const REF_W = 890; const REF_H = 486; /** How far past the stage the backdrop is painted, so a cut never frames off it. */ const BLEED = 1.4; const OX = (REF_W * (BLEED - 1)) / 2; const OY = (REF_H * (BLEED - 1)) / 2; // --- Measured proportions -------------------------------------------------- // // Everything the layout needs is either a fixed inset (a padding, which should // not change when the type does) or a **ratio of a font size** (a type metric, // which must). Feeding the defaults through `layoutFor` reproduces the // recording's own geometry to a pixel; changing `fontSize`, `width`, // `fieldHeight` or the labels moves the whole thing coherently instead of // clipping against a constant that was tuned for one sentence. /** Panel → field inset, and the panel's own bottom padding under the chips. */ const PAD = 4.7; /** The panel sits a hair below the frame's centre line, as the reference's does. */ const PANEL_BIAS = 3.3; /** Field text inset, and the line box, as multiples of the prompt's font size. */ const LINE_PAD_X = 1.12143; const LINE_PAD_Y = 1.27857; const LINE_HEIGHT = 1.21429; const CARET_RATIO = 0.15714; /** The chip row's own metrics, as multiples of the chip font size. */ const CHIP_HEIGHT = 2; const CHIP_PAD_X = 0.93496; const CHIP_GAP = 0.70732; const CHIP_TOP = 0.54472; /** The row starts a little inside the field's text inset. */ const CHIP_INSET = 0.72639; /** The send button's corner, measured off the field's bottom-right. */ const SEND_RIGHT = 14.4; const SEND_BOTTOM = 10.3; // --- Measured timeline, in seconds ----------------------------------------- /** Reveal: a hairline at the panel's top edge that unrolls downward. */ const PANEL_GROW = 0.445; /** The writing surface finishes first — 0.83 of the panel's own duration. */ const FIELD_GROW = 0.831; /** The panel also widens as it unrolls — 0.93 of its width to all of it. */ const WIDEN = 0.2; const WIDEN_FROM = 0.93; /** Placeholder and send button, together, on a straight ramp. */ const FIELD_FADE = 0.3; /** Each chip fades up over this, rising as it goes. */ const CHIP_DUR = 0.59; const CHIP_RISE = 11.4; /** Caret blink half-cycle, re-anchored on every keystroke. */ const BLINK = 0.474; /** Press, then release, on the send button. */ const PRESS_DOWN = 0.067; const PRESS_UP = 0.25; const PRESS_SCALE = 0.87; /** * The unroll. Nearly linear out of the gate, then a long settle — fitted to the * panel's measured height on twenty frames (rmse 2.5px on a 167px box). */ const REVEAL_EASE = Easing.bezier(0.3, 0, 0.35, 1); /** The chips' rise. Fitted separately: it is a harder ease-out than the unroll. */ const CHIP_EASE = Easing.bezier(0.2, 0, 0.25, 1); /** Real mouse deceleration — half the distance in the first eighth of the move. */ const CURSOR_EASE = Easing.bezier(0.16, 1, 0.3, 1); // --- Pure helpers (unit-tested) -------------------------------------------- /** Eased 0→1 for a beat that starts at `at` and runs for `dur` seconds. */ export function beat( t: number, at: number, dur: number, ease: (n: number) => number = REVEAL_EASE, ): number { if (dur <= 0) return t >= at ? 1 : 0; return interpolate(t, [at, at + dur], [0, 1], { extrapolateLeft: "clamp", extrapolateRight: "clamp", easing: ease, }); } /** * Characters revealed at `t`, on an **ease-in-out sine** over `dur`. * * This is the one measurement that surprised: the reference does not type at a * constant rate. It accelerates in and decelerates out — 17 chars/sec over the * first word, 33 in the middle, and a visible settle on the last three. Fitting * a sine ease to the character count read off twenty-four frames lands within * **0.30 characters rms** across all 69, which no constant rate comes close to. * * It is also what makes the shot work: the camera rides this same curve, so the * push never jerks and never coasts. */ export function typedCount( t: number, start: number, dur: number, total: number, ): number { if (t <= start) return 0; if (dur <= 0 || t >= start + dur) return total; const u = (t - start) / dur; return Math.min(total, Math.round((total * (1 - Math.cos(Math.PI * u))) / 2)); } /** Continuous 0→1 of the same curve — what the camera and the field ride. */ export function typedProgress(t: number, start: number, dur: number): number { if (t <= start) return 0; if (dur <= 0 || t >= start + dur) return 1; return (1 - Math.cos((Math.PI * (t - start)) / dur)) / 2; } /** * When the `count`-th character landed — the inverse of the sine ease. * * Needed because a caret does not blink on a wall clock, it blinks a fixed * interval after the last thing you typed. Anchoring the blink here is what * keeps it solid through the sentence and gets the two measured blinks after it * (off at 4.27s, on at 4.74s) for free. */ export function keystrokeAt( count: number, start: number, dur: number, total: number, ): number { if (count <= 0 || total <= 0) return start; const p = Math.min(1, count / total); return start + (dur * Math.acos(1 - 2 * p)) / Math.PI; } /** Caret visibility: solid while typing, then blinking from the last keystroke. */ export function caretOn(t: number, anchor: number, half: number): boolean { if (t < anchor) return false; if (half <= 0) return true; return Math.floor((t - anchor) / half) % 2 === 0; } export interface CameraShot { scale: number; x: number; y: number; } /** * The camera, as three hard states — there is no interpolation between them. * * Measured on the reference: the wide view is whole on one frame and fully * pushed in on the very next (1.958s → 1.975s), and the same again on the way * back out at 4.008s. Nothing in between, either time. Ramping it, even across * two frames, turns a cut into a zoom and the shot stops snapping. * * What *does* move is the middle state. It is not a fixed frame: it is pinned to * the caret, so as the sentence grows the camera tracks left with it. The pin is * on the **continuous** typing curve, not on the character count — which is why * the caret in the reference wobbles ±8px around its mark instead of sitting * dead still. Each keystroke jumps it forward; the camera slides underneath. * * Both marks are *fractions of the frame*, never pixel offsets, so a wider panel * or a bigger type size reframes rather than drifting off the edge. */ export function cameraFor( t: number, o: { cutInAt: number; cutOutAt: number; zoomIn: number; zoomOut: number; caretX: number; caretY: number; sendX: number; sendY: number; focusX: number; focusY: number; outX: number; outY: number; }, ): CameraShot { if (t >= o.cutOutAt) { return { scale: o.zoomOut, x: o.outX * REF_W - o.zoomOut * o.sendX, y: o.outY * REF_H - o.zoomOut * o.sendY, }; } if (t >= o.cutInAt) { return { scale: o.zoomIn, x: o.focusX * REF_W - o.zoomIn * o.caretX, y: o.focusY * REF_H - o.zoomIn * o.caretY, }; } return { scale: 1, x: 0, y: 0 }; } /** * Greedy row-fill for the suggestion row. * * Four short labels are one row and that is the shot the reference shows, but a * component that only works for four short labels is one that breaks the first * time somebody writes a real one. Anything that will not fit wraps, the panel * grows by exactly the rows it gained, and the stagger keeps running in label * order across them. */ export function packChipRows( widths: number[], available: number, gap: number, ): number[][] { const rows: number[][] = []; let row: number[] = []; let used = 0; widths.forEach((w, i) => { if (row.length > 0 && used + gap + w > available) { rows.push(row); row = []; used = 0; } used += row.length === 0 ? w : gap + w; row.push(i); }); if (row.length > 0) rows.push(row); return rows; } export interface PromptSendLayout { panelTop: number; panelWidth: number; panelHeight: number; pad: number; fieldHeight: number; fieldRadius: number; /** Prompt line, relative to the panel's own box. */ lineX: number; lineY: number; lineHeight: number; /** How much line fits before the field has to scroll under the caret. */ lineMaxWidth: number; caretWidth: number; /** Suggestion row: `chipsX` from the panel's left, `chipsGap` below the field. */ chipsX: number; chipsGap: number; chipHeight: number; chipPadX: number; chipGap: number; chipRows: number[][]; sendSize: number; sendRight: number; sendBottom: number; } /** * The whole geometry, from four numbers and the measured label widths. * * Every offset the recording gave up is in here either as a fixed inset or as a * ratio of a font size, so the defaults reproduce the reference exactly and any * other content still lands somewhere sensible. The panel's height is *derived* * — padding, field, the gap, however many chip rows there turned out to be — so * it hugs its content rather than being a constant that fits one sentence. */ export function layoutFor(o: { width: number; fieldHeight: number; fontSize: number; chipFontSize: number; radius: number; sendSize: number; chipWidths: number[]; }): PromptSendLayout { const lineX = PAD + o.fontSize * LINE_PAD_X; const chipHeight = o.chipFontSize * CHIP_HEIGHT; const chipGap = o.chipFontSize * CHIP_GAP; const chipsX = PAD + (lineX - PAD) * CHIP_INSET; const chipRows = packChipRows(o.chipWidths, o.width - chipsX * 2, chipGap); const chipsGap = o.chipFontSize * CHIP_TOP; // The line only yields room to the send button when the two actually share a // row. On the reference's 121px field they do not — the button sits well below // the text — so the full width is the line's. Shrink the field to a single-row // control and the line starts scrolling before it can run under the button. const lineBottom = PAD + o.fontSize * LINE_PAD_Y + o.fontSize * LINE_HEIGHT; const sendTop = PAD + o.fieldHeight - SEND_BOTTOM - o.sendSize; const sendGutter = lineBottom > sendTop ? o.sendSize + SEND_RIGHT + o.fontSize * 0.5 : 0; // No chips → the panel simply hugs the field. With chips it opens up by the // gap, the rows it needs, and its own bottom padding. const below = chipRows.length === 0 ? PAD : chipsGap + chipRows.length * chipHeight + (chipRows.length - 1) * chipGap + PAD * 2; const panelHeight = PAD + o.fieldHeight + below; return { panelTop: (REF_H - panelHeight) / 2 + PANEL_BIAS, panelWidth: o.width, panelHeight, pad: PAD, fieldHeight: o.fieldHeight, fieldRadius: Math.max(0, o.radius - 2), lineX, lineY: PAD + o.fontSize * LINE_PAD_Y, lineHeight: o.fontSize * LINE_HEIGHT, lineMaxWidth: Math.max(0, o.width - lineX * 2 - sendGutter), caretWidth: o.fontSize * CARET_RATIO, chipsX, chipsGap, chipHeight, chipPadX: o.chipFontSize * CHIP_PAD_X, chipGap, chipRows, sendSize: o.sendSize, sendRight: SEND_RIGHT, sendBottom: SEND_BOTTOM, }; } /** Accepts an array or the comma-separated string the customizer passes. */ export function chipList(chips?: string[] | string): string[] { const list = typeof chips === "string" ? chips.split(",") : (chips ?? []); return list.map((c) => c.trim()).filter(Boolean); } // One measuring context, reused. `measureText` runs once per label per frame, // and allocating a canvas each time is the sort of thing that only shows up // when somebody renders four minutes of it. let measureCtx: CanvasRenderingContext2D | null | undefined; /** Advance width of `text`, measured on the face we actually draw. */ export function measureWidth( text: string, size: number, family: string = SANS, weight = 400, ): number { if (!text) return 0; if (typeof document === "undefined") return text.length * size * 0.5; if (measureCtx === undefined) { measureCtx = document.createElement("canvas").getContext("2d"); } if (!measureCtx) return text.length * size * 0.5; measureCtx.font = `${weight} ${size}px ${family}, system-ui, sans-serif`; return measureCtx.measureText(text).width; } // --- Cursor ---------------------------------------------------------------- /** * The pointing hand, at the size the recording caught it: 18×27, hotspot on the * fingertip. Drawn in **stage** space, outside the camera — a pointer is a * property of the screen, not of the thing on it, so it must not scale when the * camera cuts in. */ function HandCursor({ x, y, size, fill, stroke, }: { x: number; y: number; size: number; fill: string; stroke: string; }) { return ( ); } /** The send glyph: an up arrow, drawn to fill its disc the way the reference does. */ function SendArrow({ size, color }: { size: number; color: string }) { return ( ); } // --- Props ----------------------------------------------------------------- export interface PromptSendProps { /** The brief that types itself. Any length — the field scrolls under the caret. */ text?: string; /** Shown until the first character lands. */ placeholder?: string; /** * The suggestion row under the field. Pass an array, or the comma-separated * string the customizer sends. They wrap, and the panel grows to hold them; * pass `[]` for a bare field. */ chips?: string[] | string; /** Replaces the up-arrow in the send button. */ sendIcon?: ReactNode; // --- Size. Every default is the recording's own measurement. --- /** Panel width, in stage px (the stage is 890×486, scaled to the composition). */ width?: number; /** Height of the writing surface. The panel's height follows from it. */ fieldHeight?: number; /** Prompt type size. The line box, caret and field padding all follow from it. */ fontSize?: number; /** Chip label size. Chip height, padding and the row gap all follow from it. */ chipFontSize?: number; /** Panel corner radius. The field's is this less 2, as the reference's is. */ radius?: number; /** Diameter of the send button. */ sendSize?: number; /** Overrides the loaded Inter — only useful if you have already loaded a face. */ fontFamily?: string; // --- Timing, in seconds. --- /** When the panel starts to unroll, and how long the unroll takes. */ revealAt?: number; revealDuration?: number; /** When the placeholder and the send button fade up. */ fieldAt?: number; /** When the caret arrives (whole — it does not fade). */ caretAt?: number; /** When the first chip starts, and the gap between them. */ chipsAt?: number; chipStagger?: number; /** When typing starts, and how long the whole sentence takes. */ typeStart?: number; typeDuration?: number; /** When the view cuts in to the caret, and back out to the button. */ cutInAt?: number; cutOutAt?: number; /** How far each cut pushes. Both are measured off the reference. */ zoomIn?: number; zoomOut?: number; /** Where the caret sits in frame while the camera rides it. */ focusX?: number; focusY?: number; /** Where the send button sits in frame after the second cut. */ outX?: number; outY?: number; /** When the pointer starts its approach, how long it takes, and when it clicks. */ cursorAt?: number; cursorDuration?: number; clickAt?: number; /** Show the pointer at all. Off drops the click and the send bloom with it. */ cursor?: boolean; // --- Paint. --- /** The wash behind the panel and the send bloom. Defaults to `theme.primary`. */ accentColor?: string; theme?: Partial; mode?: "light" | "dark"; speed?: number; } // --- Main composition ------------------------------------------------------ /** * A prompt composer that unrolls from a hairline, writes a brief into itself * while the camera rides the caret, then cuts back out and gets sent. * * ## Four things were measured, and they are the component * * **The unroll.** It does not fade in and it does not scale up from nothing. A * 2px white line appears at the panel's top edge and the box grows *downward* * out of it — top edge pinned, bottom edge travelling its full height in 445ms — * while the width goes from 0.93 to 1. The writing surface and the chip strip * are two separate heights on the same curve with different durations, which is * why the strip surfaces from under the field late rather than being there from * the first frame. * * **The typing is eased.** 17 chars/sec on the first word, 33 in the middle, and * a visible settle on the last three. An ease-in-out sine over the character * count fits all 69 of the reference's to within 0.30 characters rms; no * constant rate is close. * * **The camera cuts, and then it rides.** 2.327× in a single frame, landing with * the caret 57% across the frame, then tracking left with the sentence — pinned * to the *continuous* typing curve, so the caret wobbles ±8px about its mark as * each character jumps ahead of the slide. Then it cuts again, out to 1.44×, * centred on the send button, which is where the pointer is already heading. * * **The pointer is a real mouse.** It enters the bottom-right corner and its * distance to the button halves every 44ms — an exponential approach, not a * constant glide. It is drawn outside the camera because a pointer belongs to * the screen, not to the scene, and must not grow when the shot pushes in. * * ## Nothing here is a constant tuned to one sentence * * Every offset above is either a fixed inset or a ratio of a font size, and * `layoutFor` turns four numbers — `width`, `fieldHeight`, `fontSize`, * `chipFontSize` — into the whole geometry. Longer copy scrolls the field under * the caret instead of running past its edge; more chips wrap and the panel * grows by exactly the rows they needed; no chips at all and it hugs the field. * Both camera marks are fractions of the frame, so a wider panel reframes rather * than drifting off it. * * ## What is not measured * * The colours and the wording. The reference is a specific product with a * specific blue; none of that belongs in a component that ships to strangers and * lands next to somebody else's `Input` (design-system rule 5). The paint is the * shadcn token set, the field takes its surface from the `Input` primitive's own * style context so the two cannot drift, the wash is layered from `accentColor` * (`theme.primary` by default), and every string is a prop. */ export function PromptSend({ text = "Add a text reveal, a soft blur transition, and a gradient background", placeholder = "Describe the scene you want…", chips = [ "Add a text reveal", "Try a blur transition", "Pick a background", "Assemble a scene", ], sendIcon, width = 636.2, fieldHeight = 121.2, fontSize = 14, chipFontSize = 12.3, radius = 22, sendSize = 27.4, fontFamily, revealAt = 0.025, revealDuration = PANEL_GROW, fieldAt = 0.417, caretAt = 0.742, chipsAt = 0.545, chipStagger = 0.1, typeStart = 0.915, typeDuration = 3.025, cutInAt = 1.975, cutOutAt = 4.008, zoomIn = 2.327, zoomOut = 1.44, focusX = 0.573, focusY = 0.4881, outX = 0.5305, outY = 0.5261, cursorAt = 4.042, cursorDuration = 0.42, clickAt = 4.658, cursor = true, accentColor, theme, mode, speed = 1, }: PromptSendProps) { const frame = useCurrentFrame(); const { width: compWidth, height: compHeight, fps } = useVideoConfig(); const t = useSnapCnTheme(theme, mode); const face = resolveFont(fontFamily ?? t.fontFamily) ?? SANS; const ui = inputStyleContext(t); const accent = accentColor ?? t.primary; const now = (frame * speed) / fps; const stageScale = Math.min(compWidth / REF_W, compHeight / REF_H); // --- layout ------------------------------------------------------------- const labels = chipList(chips); const L = layoutFor({ width, fieldHeight, fontSize, chipFontSize, radius, sendSize, chipWidths: labels.map( (c) => measureWidth(c, chipFontSize, face) + chipFontSize * CHIP_PAD_X * 2 + 2, ), }); // --- reveal ------------------------------------------------------------- const panelH = L.panelHeight * beat(now, revealAt, revealDuration); const fieldH = L.fieldHeight * beat(now, revealAt, revealDuration * FIELD_GROW); const panelW = L.panelWidth * (WIDEN_FROM + (1 - WIDEN_FROM) * beat(now, revealAt, WIDEN)); const panelLeft = (REF_W - panelW) / 2; // The chips hang off the field's bottom edge, so they ride its growth and are // already in place by the time the first one fades up. const fieldBottom = L.pad + fieldH; const fieldIn = interpolate(now, [fieldAt, fieldAt + FIELD_FADE], [0, 1], { extrapolateLeft: "clamp", extrapolateRight: "clamp", }); // --- typing ------------------------------------------------------------- const count = typedCount(now, typeStart, typeDuration, text.length); const typed = text.slice(0, count); const progress = typedProgress(now, typeStart, typeDuration); const fullWidth = measureWidth(text, fontSize, face); // The line rides the *continuous* curve, so a sentence longer than the field // scrolls under the caret the way a real single-line input does — and the // caret, quantised to whole characters, hops either side of the mark rather // than the whole line jerking once per keystroke. const advance = fullWidth * progress; const room = Math.max(0, L.lineMaxWidth - L.caretWidth); const scrolled = Math.max(0, advance - room); const caretSceneX = panelLeft + L.lineX + Math.min(advance, room); const caretAnchor = count === 0 ? caretAt : // Clamped to `now`: the count is rounded, so the inverse of the ease can // put the "last keystroke" a few milliseconds in the future — and a // blink anchored in the future reads as a caret that is off while you // are typing. Math.min( now, Math.max( caretAt, // `count - 0.5` because the count is *rounded*: the character // appears when the eased value crosses the half, and that crossing // is the keystroke the caret's blink hangs off. keystrokeAt(count - 0.5, typeStart, typeDuration, text.length), ), ); const caretLit = now >= caretAt && caretOn(now, caretAnchor, BLINK); // --- camera ------------------------------------------------------------- const sendX = panelLeft + panelW - L.pad - L.sendRight - L.sendSize / 2; const sendY = L.panelTop + L.pad + L.fieldHeight - L.sendBottom - L.sendSize / 2; const shot = cameraFor(now, { cutInAt, cutOutAt, zoomIn, zoomOut, caretX: caretSceneX, caretY: L.panelTop + L.lineY + L.lineHeight / 2, sendX, sendY, focusX, focusY, outX, outY, }); // --- pointer ------------------------------------------------------------ const approach = interpolate( now, [cursorAt, cursorAt + cursorDuration], [0, 1], { extrapolateLeft: "clamp", extrapolateRight: "clamp", easing: CURSOR_EASE, }, ); // It parks just up and right of dead centre on the button, which is where a // hand cursor actually lands when you aim at a target this size. const sendScreenX = shot.x + shot.scale * sendX + sendSize * 0.098; const sendScreenY = shot.y + shot.scale * sendY - sendSize * 0.091; const cursorX = interpolate(approach, [0, 1], [REF_W * 0.86, sendScreenX]); const cursorY = interpolate(approach, [0, 1], [REF_H * 1.02, sendScreenY]); // --- press and send ----------------------------------------------------- const press = !cursor ? 0 : now < clickAt ? 0 : now < clickAt + PRESS_DOWN ? (now - clickAt) / PRESS_DOWN : Math.max(0, 1 - (now - clickAt - PRESS_DOWN) / PRESS_UP); const pressScale = 1 - (1 - PRESS_SCALE) * press; // The send bloom. It opens 220ms after the press — the reference's does — and // sweeps across the field rather than sitting still. The recording ends 140ms // into it, so the opening is measured and the rest is ours. const glow = !cursor ? 0 : beat(now, clickAt + 0.22, 0.3, Easing.out(Easing.quad)); const sweep = beat(now, clickAt + 0.22, 1.1, Easing.out(Easing.quad)); // --- paint -------------------------------------------------------------- // A hairline is specified at a 40px control; this panel is much taller, so the // token is walked toward the background through the system's own mix rather // than by picking a lighter grey (design-system rule 3b). const hairline = mixOklch(ui.idleBorder, t.background, 0.1); // A transparent page asks for no page: the wash is the page's, so it goes too. const bare = parseColor(t.background).alpha === 0; const surface = withAlpha(t.card, 0.94); const glassy = withAlpha(t.card, 0.52); const sendIdle = mixOklch(t.foreground, t.card, 0.55); const armed = count > 0; const isRendering = getRemotionEnvironment().isRendering; const willChange = isRendering ? undefined : ("transform" as const); return (

{/* The camera. A plain static transform per shot — never interpolated between them, so there is no frame on which a cut is halfway. */}

{/* The backdrop rides *inside* the camera, because on the reference it does — the wash grows with everything else when the shot pushes in. It is drawn on an oversized box (and positioned in px, not %, so the maths stays the stage's) because the second cut frames past the stage's right edge and a wash that stopped there would show a seam. The shape is the reference's: a cool field falling from the top right, a bright patch left of centre, a warm corner under it. The paint is not — it is layered as alpha over the installer's own `background` and `accentColor` (design-system rule 5). Alpha, not `mixOklch`: hue interpolation from a near-neutral page colour to blue takes the short way round, through green. */} {!bare && (

)} {/* ---- The glass panel */}

{/* ---- The writing surface */}

{/* The send bloom: what the click buys you. Inside the field so it is clipped by its radius, the way the reference's is. */}

{/* The prompt line, translated left once the sentence outgrows the field. Caret between the value and the placeholder, which is where the reference puts it — the placeholder starts one caret width right of the text origin, not on it. */}

{typed} {count === 0 ? ( {placeholder} ) : null}

{/* ---- Send */}

{sendIcon ?? ( )}

{/* ---- Suggestions */}

{L.chipRows.map((row) => (

{row.map((i) => { const p = beat( now, chipsAt + i * chipStagger, CHIP_DUR, CHIP_EASE, ); return (

{labels[i]}

); })}

))}

{cursor && approach > 0 ? ( ) : null}

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