From 4d127a038bf768eded68aae3cfa5c1b12241bdac Mon Sep 17 00:00:00 2001 From: Maze Winther Date: Fri, 27 Mar 2026 00:55:15 +0100 Subject: chore: normalize line endings --- .../editor/panels/preview/text-edit-overlay.tsx | 424 ++++++++++----------- 1 file changed, 212 insertions(+), 212 deletions(-) (limited to 'apps/web/src/components/editor/panels/preview/text-edit-overlay.tsx') diff --git a/apps/web/src/components/editor/panels/preview/text-edit-overlay.tsx b/apps/web/src/components/editor/panels/preview/text-edit-overlay.tsx index d3c61a24..aff77f0f 100644 --- a/apps/web/src/components/editor/panels/preview/text-edit-overlay.tsx +++ b/apps/web/src/components/editor/panels/preview/text-edit-overlay.tsx @@ -1,212 +1,212 @@ -"use client"; - -import { useCallback, useEffect, useRef } from "react"; -import { usePreviewViewport } from "@/components/editor/panels/preview/preview-viewport"; -import { useEditor } from "@/hooks/use-editor"; -import type { TextElement } from "@/lib/timeline"; -import { - FONT_SIZE_SCALE_REFERENCE, -} from "@/constants/text-constants"; -import { DEFAULTS } from "@/lib/timeline/defaults"; -import { - getMetricAscent, - getMetricDescent, - setCanvasLetterSpacing, -} from "@/lib/text/layout"; - -let cachedCanvas: HTMLCanvasElement | null = null; - -function getMeasurementContext(): CanvasRenderingContext2D | null { - if (!cachedCanvas) cachedCanvas = document.createElement("canvas"); - return cachedCanvas.getContext("2d"); -} - -/** - * Uses fontBoundingBox metrics (which CSS uses for line box layout) rather than - * actualBoundingBox to model where the browser places the baseline within the - * line box, then measures actual glyph bounds to find the visual center. - */ -function measureCSSVisualCenterOffset({ - lines, - fontString, - letterSpacingPx, - lineHeightPx, - displayFontSize, -}: { - lines: string[]; - fontString: string; - letterSpacingPx: number; - lineHeightPx: number; - displayFontSize: number; -}): number { - const ctx = getMeasurementContext(); - if (!ctx) return 0; - - ctx.font = fontString; - ctx.textBaseline = "alphabetic"; - setCanvasLetterSpacing({ ctx, letterSpacingPx }); - - const probe = ctx.measureText("M"); - const fontAscent = probe.fontBoundingBoxAscent ?? displayFontSize * 0.8; - const fontDescent = probe.fontBoundingBoxDescent ?? displayFontSize * 0.2; - const halfLeading = (lineHeightPx - fontAscent - fontDescent) / 2; - - let visualTop = Number.POSITIVE_INFINITY; - let visualBottom = Number.NEGATIVE_INFINITY; - - for (let i = 0; i < lines.length; i++) { - const metrics = ctx.measureText(lines[i] || " "); - const baseline = i * lineHeightPx + halfLeading + fontAscent; - visualTop = Math.min( - visualTop, - baseline - getMetricAscent({ metrics, fallbackFontSize: displayFontSize }), - ); - visualBottom = Math.max( - visualBottom, - baseline + getMetricDescent({ metrics, fallbackFontSize: displayFontSize }), - ); - } - - const cssBlockHeight = lines.length * lineHeightPx; - return (visualTop + visualBottom) / 2 - cssBlockHeight / 2; -} - -export function TextEditOverlay({ - trackId, - elementId, - element, - onCommit, -}: { - trackId: string; - elementId: string; - element: TextElement; - onCommit: () => void; -}) { - const editor = useEditor(); - const viewport = usePreviewViewport(); - const divRef = useRef(null); - - useEffect(() => { - const div = divRef.current; - if (!div) return; - div.focus(); - const range = document.createRange(); - range.selectNodeContents(div); - const selection = window.getSelection(); - selection?.removeAllRanges(); - selection?.addRange(range); - }, []); - - const handleInput = useCallback(() => { - const div = divRef.current; - if (!div) return; - const text = div.innerText; - editor.timeline.previewElements({ - updates: [{ trackId, elementId, updates: { content: text } }], - }); - }, [editor.timeline, trackId, elementId]); - - const handleKeyDown = useCallback( - ({ event }: { event: React.KeyboardEvent }) => { - const { key } = event; - if (key === "Escape") { - event.preventDefault(); - onCommit(); - return; - } - }, - [onCommit], - ); - - const canvasSize = editor.project.getActive().settings.canvasSize; - - if (!canvasSize) return null; - - const { x: posX, y: posY } = viewport.positionToOverlay({ - positionX: element.transform.position.x, - positionY: element.transform.position.y, - }); - - const { x: displayScaleX } = viewport.getDisplayScale(); - - const displayFontSize = - element.fontSize * - (canvasSize.height / FONT_SIZE_SCALE_REFERENCE) * - displayScaleX; - - const lineHeight = element.lineHeight ?? DEFAULTS.text.lineHeight; - const fontWeight = element.fontWeight === "bold" ? "bold" : "normal"; - const fontStyle = element.fontStyle === "italic" ? "italic" : "normal"; - const displayLetterSpacing = (element.letterSpacing ?? 0) * displayScaleX; - const lineHeightPx = displayFontSize * lineHeight; - const lines = (element.content || "").split("\n"); - const fontString = `${fontStyle} ${fontWeight} ${displayFontSize}px "${element.fontFamily}", sans-serif`; - - const cssVisualCenterOffset = measureCSSVisualCenterOffset({ - lines, - fontString, - letterSpacingPx: displayLetterSpacing, - lineHeightPx, - displayFontSize, - }); - - const bg = element.background; - const shouldShowBackground = - bg.enabled && bg.color && bg.color !== "transparent"; - const fontSizeRatio = element.fontSize / DEFAULTS.text.element.fontSize; - const displayPaddingX = shouldShowBackground - ? (bg.paddingX ?? DEFAULTS.text.background.paddingX) * - fontSizeRatio * - displayScaleX - : 0; - const displayPaddingY = shouldShowBackground - ? (bg.paddingY ?? DEFAULTS.text.background.paddingY) * - fontSizeRatio * - displayScaleX - : 0; - - return ( -
- {/* biome-ignore lint/a11y/useSemanticElements: contenteditable required for multiline, IME, paste */} -
handleKeyDown({ event })} - > - {element.content || ""} -
-
- ); -} +"use client"; + +import { useCallback, useEffect, useRef } from "react"; +import { usePreviewViewport } from "@/components/editor/panels/preview/preview-viewport"; +import { useEditor } from "@/hooks/use-editor"; +import type { TextElement } from "@/lib/timeline"; +import { + FONT_SIZE_SCALE_REFERENCE, +} from "@/constants/text-constants"; +import { DEFAULTS } from "@/lib/timeline/defaults"; +import { + getMetricAscent, + getMetricDescent, + setCanvasLetterSpacing, +} from "@/lib/text/layout"; + +let cachedCanvas: HTMLCanvasElement | null = null; + +function getMeasurementContext(): CanvasRenderingContext2D | null { + if (!cachedCanvas) cachedCanvas = document.createElement("canvas"); + return cachedCanvas.getContext("2d"); +} + +/** + * Uses fontBoundingBox metrics (which CSS uses for line box layout) rather than + * actualBoundingBox to model where the browser places the baseline within the + * line box, then measures actual glyph bounds to find the visual center. + */ +function measureCSSVisualCenterOffset({ + lines, + fontString, + letterSpacingPx, + lineHeightPx, + displayFontSize, +}: { + lines: string[]; + fontString: string; + letterSpacingPx: number; + lineHeightPx: number; + displayFontSize: number; +}): number { + const ctx = getMeasurementContext(); + if (!ctx) return 0; + + ctx.font = fontString; + ctx.textBaseline = "alphabetic"; + setCanvasLetterSpacing({ ctx, letterSpacingPx }); + + const probe = ctx.measureText("M"); + const fontAscent = probe.fontBoundingBoxAscent ?? displayFontSize * 0.8; + const fontDescent = probe.fontBoundingBoxDescent ?? displayFontSize * 0.2; + const halfLeading = (lineHeightPx - fontAscent - fontDescent) / 2; + + let visualTop = Number.POSITIVE_INFINITY; + let visualBottom = Number.NEGATIVE_INFINITY; + + for (let i = 0; i < lines.length; i++) { + const metrics = ctx.measureText(lines[i] || " "); + const baseline = i * lineHeightPx + halfLeading + fontAscent; + visualTop = Math.min( + visualTop, + baseline - getMetricAscent({ metrics, fallbackFontSize: displayFontSize }), + ); + visualBottom = Math.max( + visualBottom, + baseline + getMetricDescent({ metrics, fallbackFontSize: displayFontSize }), + ); + } + + const cssBlockHeight = lines.length * lineHeightPx; + return (visualTop + visualBottom) / 2 - cssBlockHeight / 2; +} + +export function TextEditOverlay({ + trackId, + elementId, + element, + onCommit, +}: { + trackId: string; + elementId: string; + element: TextElement; + onCommit: () => void; +}) { + const editor = useEditor(); + const viewport = usePreviewViewport(); + const divRef = useRef(null); + + useEffect(() => { + const div = divRef.current; + if (!div) return; + div.focus(); + const range = document.createRange(); + range.selectNodeContents(div); + const selection = window.getSelection(); + selection?.removeAllRanges(); + selection?.addRange(range); + }, []); + + const handleInput = useCallback(() => { + const div = divRef.current; + if (!div) return; + const text = div.innerText; + editor.timeline.previewElements({ + updates: [{ trackId, elementId, updates: { content: text } }], + }); + }, [editor.timeline, trackId, elementId]); + + const handleKeyDown = useCallback( + ({ event }: { event: React.KeyboardEvent }) => { + const { key } = event; + if (key === "Escape") { + event.preventDefault(); + onCommit(); + return; + } + }, + [onCommit], + ); + + const canvasSize = editor.project.getActive().settings.canvasSize; + + if (!canvasSize) return null; + + const { x: posX, y: posY } = viewport.positionToOverlay({ + positionX: element.transform.position.x, + positionY: element.transform.position.y, + }); + + const { x: displayScaleX } = viewport.getDisplayScale(); + + const displayFontSize = + element.fontSize * + (canvasSize.height / FONT_SIZE_SCALE_REFERENCE) * + displayScaleX; + + const lineHeight = element.lineHeight ?? DEFAULTS.text.lineHeight; + const fontWeight = element.fontWeight === "bold" ? "bold" : "normal"; + const fontStyle = element.fontStyle === "italic" ? "italic" : "normal"; + const displayLetterSpacing = (element.letterSpacing ?? 0) * displayScaleX; + const lineHeightPx = displayFontSize * lineHeight; + const lines = (element.content || "").split("\n"); + const fontString = `${fontStyle} ${fontWeight} ${displayFontSize}px "${element.fontFamily}", sans-serif`; + + const cssVisualCenterOffset = measureCSSVisualCenterOffset({ + lines, + fontString, + letterSpacingPx: displayLetterSpacing, + lineHeightPx, + displayFontSize, + }); + + const bg = element.background; + const shouldShowBackground = + bg.enabled && bg.color && bg.color !== "transparent"; + const fontSizeRatio = element.fontSize / DEFAULTS.text.element.fontSize; + const displayPaddingX = shouldShowBackground + ? (bg.paddingX ?? DEFAULTS.text.background.paddingX) * + fontSizeRatio * + displayScaleX + : 0; + const displayPaddingY = shouldShowBackground + ? (bg.paddingY ?? DEFAULTS.text.background.paddingY) * + fontSizeRatio * + displayScaleX + : 0; + + return ( +
+ {/* biome-ignore lint/a11y/useSemanticElements: contenteditable required for multiline, IME, paste */} +
handleKeyDown({ event })} + > + {element.content || ""} +
+
+ ); +} -- cgit v1.3.1