109 lines
3.3 KiB
TypeScript
109 lines
3.3 KiB
TypeScript
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/**
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* Formatierungs- und Mapping-Helfer der Weboberfläche.
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* Zeitkritische Werte werden tabellarisch monospaced dargestellt (§17.6).
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*/
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import type { LayerStatus, LayerType } from './types';
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/** Klassennamen kompakt zusammenführen; leere/false-Teile entfallen. */
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export function cx(...parts: ReadonlyArray<string | false | null | undefined>): string {
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return parts.filter((p): p is string => typeof p === 'string' && p.length > 0).join(' ');
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}
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export function clamp(value: number, min: number, max: number): number {
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return Math.min(max, Math.max(min, value));
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}
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/** Sekunden → „M:SS.t“ (tabellarisch, Zehntelsekunden). */
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export function formatTimecode(totalSec: number): string {
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const safe = Number.isFinite(totalSec) && totalSec >= 0 ? totalSec : 0;
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const minutes = Math.floor(safe / 60);
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const seconds = Math.floor(safe % 60);
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const tenth = Math.floor((safe % 1) * 10);
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return `${minutes}:${seconds.toString().padStart(2, '0')}.${tenth}`;
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}
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/** Uhrzeit HH:MM:SS (lokal). */
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export function formatClock(date: Date): string {
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const h = date.getHours().toString().padStart(2, '0');
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const m = date.getMinutes().toString().padStart(2, '0');
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const s = date.getSeconds().toString().padStart(2, '0');
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return `${h}:${m}:${s}`;
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}
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export function formatTimeMs(ms: number): string {
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return formatClock(new Date(ms));
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}
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/** FPS mit zwei Dezimalstellen (§17.2); null = keine Messung. */
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export function formatFps(v: number | null): string {
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return v === null ? '—' : v.toFixed(2);
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}
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/** Deutsche Zahleneingabe: „12,5“ → 12.5; null wenn nicht parsebar. */
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export function parseNumberInput(raw: string): number | null {
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const trimmed = raw.trim().replace(',', '.');
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if (trimmed === '') return null;
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const parsed = Number(trimmed);
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return Number.isFinite(parsed) ? parsed : null;
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}
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export function errorMessage(err: unknown): string {
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if (err instanceof Error) return err.message;
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return 'unbekannter Fehler';
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}
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/** Opacity: Engine speichert 0..1, die UI zeigt 0..100. */
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export function engineToOpacity(v: number): number {
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return clamp(Math.round(v * 100), 0, 100);
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}
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export function opacityToEngine(v: number): number {
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return clamp(v, 0, 100) / 100;
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}
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/** Text-Label je Zustand – Status nie allein über Farbe (§17.6). */
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export const STATUS_LABEL: Record<LayerStatus, string> = {
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active: 'Aktiv',
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paused: 'Pausiert',
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preloaded: 'Vorgeladen',
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warning: 'Warnung',
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error: 'Fehler',
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offline: 'Offline',
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out_of_sync: 'Nicht synchron',
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};
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/** Farbtöne je Zustand (ergänzt durch Glyphe/Text, nie allein). */
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export const STATUS_TONE: Record<LayerStatus, string> = {
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active: 'st-active',
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paused: 'st-paused',
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preloaded: 'st-preloaded',
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warning: 'st-warning',
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error: 'st-error',
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offline: 'st-offline',
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out_of_sync: 'st-out-of-sync',
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};
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export const TYPE_LABEL: Record<LayerType, string> = {
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media: 'Media',
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generator: 'Generator',
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adjustment: 'Adjustment',
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group: 'Group',
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};
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export const BLEND_MODES: readonly string[] = [
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'Normal',
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'Add',
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'Screen',
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'Multiply',
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'Dissolve',
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'Lighten',
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];
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export const LOOP_MODES: readonly string[] = ['Loop', 'Once', 'Ping-Pong', 'Hold'];
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/** Parameterpfad §10.2 (packages/parameter_engine/hms_parameter/paths.py). */
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export function layerOpacityPath(compositionId: string, layerId: string): string {
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return `composition/${compositionId}/layer/${layerId}/opacity`;
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}
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