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ViGent2/frontend/src/components/home/TitleSubtitlePanel.tsx
Kevin Wong 5357d97012 更新
2026-02-04 11:41:55 +08:00

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import type { RefObject } from "react";
import { Eye } from "lucide-react";
interface SubtitleStyleOption {
id: string;
label: string;
font_family?: string;
font_file?: string;
font_size?: number;
highlight_color?: string;
normal_color?: string;
stroke_color?: string;
stroke_size?: number;
letter_spacing?: number;
bottom_margin?: number;
is_default?: boolean;
}
interface TitleStyleOption {
id: string;
label: string;
font_family?: string;
font_file?: string;
font_size?: number;
color?: string;
stroke_color?: string;
stroke_size?: number;
letter_spacing?: number;
font_weight?: number;
top_margin?: number;
is_default?: boolean;
}
interface TitleSubtitlePanelProps {
showStylePreview: boolean;
onTogglePreview: () => void;
videoTitle: string;
onTitleChange: (value: string) => void;
titleStyles: TitleStyleOption[];
selectedTitleStyleId: string;
onSelectTitleStyle: (id: string) => void;
titleFontSize: number;
onTitleFontSizeChange: (value: number) => void;
subtitleStyles: SubtitleStyleOption[];
selectedSubtitleStyleId: string;
onSelectSubtitleStyle: (id: string) => void;
subtitleFontSize: number;
onSubtitleFontSizeChange: (value: number) => void;
enableSubtitles: boolean;
onToggleSubtitles: (value: boolean) => void;
resolveAssetUrl: (path?: string | null) => string | null;
getFontFormat: (fontFile?: string) => string;
buildTextShadow: (color: string, size: number) => string;
previewScale?: number;
previewAspectRatio?: string;
previewBaseWidth?: number;
previewBaseHeight?: number;
previewContainerRef?: RefObject<HTMLDivElement | null>;
}
export function TitleSubtitlePanel({
showStylePreview,
onTogglePreview,
videoTitle,
onTitleChange,
titleStyles,
selectedTitleStyleId,
onSelectTitleStyle,
titleFontSize,
onTitleFontSizeChange,
subtitleStyles,
selectedSubtitleStyleId,
onSelectSubtitleStyle,
subtitleFontSize,
onSubtitleFontSizeChange,
enableSubtitles,
onToggleSubtitles,
resolveAssetUrl,
getFontFormat,
buildTextShadow,
previewScale = 1,
previewAspectRatio = '16 / 9',
previewBaseWidth = 1280,
previewBaseHeight = 720,
previewContainerRef,
}: TitleSubtitlePanelProps) {
const activeSubtitleStyle = subtitleStyles.find((s) => s.id === selectedSubtitleStyleId)
|| subtitleStyles.find((s) => s.is_default)
|| subtitleStyles[0];
const activeTitleStyle = titleStyles.find((s) => s.id === selectedTitleStyleId)
|| titleStyles.find((s) => s.is_default)
|| titleStyles[0];
const previewTitleText = videoTitle.trim() || "这里是标题预览";
const subtitleHighlightText = "最近一个叫Cloudbot";
const subtitleNormalText = "的开源项目在GitHub上彻底火了";
const subtitleHighlightColor = activeSubtitleStyle?.highlight_color || "#FFE600";
const subtitleNormalColor = activeSubtitleStyle?.normal_color || "#FFFFFF";
const subtitleStrokeColor = activeSubtitleStyle?.stroke_color || "#000000";
const subtitleStrokeSize = activeSubtitleStyle?.stroke_size ?? 3;
const subtitleLetterSpacing = activeSubtitleStyle?.letter_spacing ?? 2;
const subtitleBottomMargin = activeSubtitleStyle?.bottom_margin ?? 0;
const subtitleFontFamilyName = `SubtitlePreview-${activeSubtitleStyle?.id || "default"}`;
const subtitleFontUrl = activeSubtitleStyle?.font_file
? resolveAssetUrl(`fonts/${activeSubtitleStyle.font_file}`)
: null;
const titleColor = activeTitleStyle?.color || "#FFFFFF";
const titleStrokeColor = activeTitleStyle?.stroke_color || "#000000";
const titleStrokeSize = activeTitleStyle?.stroke_size ?? 8;
const titleLetterSpacing = activeTitleStyle?.letter_spacing ?? 4;
const titleTopMargin = activeTitleStyle?.top_margin ?? 0;
const titleFontWeight = activeTitleStyle?.font_weight ?? 900;
const titleFontFamilyName = `TitlePreview-${activeTitleStyle?.id || "default"}`;
const titleFontUrl = activeTitleStyle?.font_file
? resolveAssetUrl(`fonts/${activeTitleStyle.font_file}`)
: null;
return (
<div className="bg-white/5 rounded-2xl p-4 sm:p-6 border border-white/10 backdrop-blur-sm">
<div className="flex items-center justify-between mb-4 gap-2">
<h2 className="text-base sm:text-lg font-semibold text-white flex items-center gap-2">
🎬
</h2>
<button
onClick={onTogglePreview}
className="px-2 py-1 text-xs bg-white/10 hover:bg-white/20 rounded text-gray-300 flex items-center gap-1"
>
<Eye className="h-3.5 w-3.5" />
{showStylePreview ? "收起预览" : "预览样式"}
</button>
</div>
{showStylePreview && (
<div
ref={previewContainerRef}
className="mb-4 rounded-xl border border-white/10 bg-black/40 relative overflow-hidden"
style={{ aspectRatio: previewAspectRatio, minHeight: '180px' }}
>
{(titleFontUrl || subtitleFontUrl) && (
<style>{`
${titleFontUrl ? `@font-face { font-family: '${titleFontFamilyName}'; src: url('${titleFontUrl}') format('${getFontFormat(activeTitleStyle?.font_file)}'); font-weight: 400; font-style: normal; }` : ''}
${subtitleFontUrl ? `@font-face { font-family: '${subtitleFontFamilyName}'; src: url('${subtitleFontUrl}') format('${getFontFormat(activeSubtitleStyle?.font_file)}'); font-weight: 400; font-style: normal; }` : ''}
`}</style>
)}
<div className="absolute inset-0 opacity-20 bg-gradient-to-br from-purple-500/40 via-transparent to-pink-500/30" />
<div
className="absolute top-0 left-0"
style={{
width: `${previewBaseWidth}px`,
height: `${previewBaseHeight}px`,
transform: `scale(${previewScale})`,
transformOrigin: 'top left',
}}
>
<div
className="w-full text-center"
style={{
position: 'absolute',
top: `${titleTopMargin}px`,
left: 0,
right: 0,
color: titleColor,
fontSize: `${titleFontSize}px`,
fontWeight: titleFontWeight,
fontFamily: titleFontUrl
? `'${titleFontFamilyName}', "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif`
: '"PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif',
textShadow: buildTextShadow(titleStrokeColor, titleStrokeSize),
letterSpacing: `${titleLetterSpacing}px`,
lineHeight: 1.2,
opacity: videoTitle.trim() ? 1 : 0.7,
padding: '0 5%',
}}
>
{previewTitleText}
</div>
<div
className="w-full text-center"
style={{
position: 'absolute',
bottom: `${subtitleBottomMargin}px`,
left: 0,
right: 0,
fontSize: `${subtitleFontSize}px`,
fontFamily: subtitleFontUrl
? `'${subtitleFontFamilyName}', "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif`
: '"PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif',
textShadow: buildTextShadow(subtitleStrokeColor, subtitleStrokeSize),
letterSpacing: `${subtitleLetterSpacing}px`,
lineHeight: 1.35,
padding: '0 6%',
}}
>
{enableSubtitles ? (
<>
<span style={{ color: subtitleHighlightColor }}>{subtitleHighlightText}</span>
<span style={{ color: subtitleNormalColor }}>{subtitleNormalText}</span>
</>
) : (
<span className="text-gray-400 text-sm"></span>
)}
</div>
</div>
</div>
)}
<div className="mb-4">
<label className="text-sm text-gray-300 mb-2 block"></label>
<input
type="text"
value={videoTitle}
onChange={(e) => onTitleChange(e.target.value)}
placeholder="输入视频标题,将在片头显示"
className="w-full px-3 sm:px-4 py-2 text-sm sm:text-base bg-black/30 border border-white/10 rounded-xl text-white placeholder-gray-500 focus:outline-none focus:border-purple-500 transition-colors"
/>
</div>
{titleStyles.length > 0 && (
<div className="mb-4">
<label className="text-sm text-gray-300 mb-2 block"></label>
<div className="grid grid-cols-2 gap-2">
{titleStyles.map((style) => (
<button
key={style.id}
onClick={() => onSelectTitleStyle(style.id)}
className={`p-2 rounded-lg border transition-all text-left ${selectedTitleStyleId === style.id
? "border-purple-500 bg-purple-500/20"
: "border-white/10 bg-white/5 hover:border-white/30"
}`}
>
<div className="text-white text-sm truncate">{style.label}</div>
<div className="text-xs text-gray-400 truncate">
{style.font_family || style.font_file || ""}
</div>
</button>
))}
</div>
<div className="mt-3">
<label className="text-xs text-gray-400 mb-2 block">: {titleFontSize}px</label>
<input
type="range"
min="48"
max="110"
step="1"
value={titleFontSize}
onChange={(e) => onTitleFontSizeChange(parseInt(e.target.value, 10))}
className="w-full accent-purple-500"
/>
</div>
</div>
)}
{enableSubtitles && subtitleStyles.length > 0 && (
<div className="mt-4">
<label className="text-sm text-gray-300 mb-2 block"></label>
<div className="grid grid-cols-2 gap-2">
{subtitleStyles.map((style) => (
<button
key={style.id}
onClick={() => onSelectSubtitleStyle(style.id)}
className={`p-2 rounded-lg border transition-all text-left ${selectedSubtitleStyleId === style.id
? "border-purple-500 bg-purple-500/20"
: "border-white/10 bg-white/5 hover:border-white/30"
}`}
>
<div className="text-white text-sm truncate">{style.label}</div>
<div className="text-xs text-gray-400 truncate">
{style.font_family || style.font_file || ""}
</div>
</button>
))}
</div>
<div className="mt-3">
<label className="text-xs text-gray-400 mb-2 block">: {subtitleFontSize}px</label>
<input
type="range"
min="32"
max="90"
step="1"
value={subtitleFontSize}
onChange={(e) => onSubtitleFontSizeChange(parseInt(e.target.value, 10))}
className="w-full accent-purple-500"
/>
</div>
</div>
)}
<div className="mt-4 pt-4 border-t border-white/10 flex items-center justify-between">
<div>
<span className="text-sm text-gray-300"></span>
<p className="text-xs text-gray-500 mt-1">OK效果字幕</p>
</div>
<label className="relative inline-flex items-center cursor-pointer">
<input
type="checkbox"
checked={enableSubtitles}
onChange={(e) => onToggleSubtitles(e.target.checked)}
className="sr-only peer"
/>
<div className="w-11 h-6 bg-gray-600 peer-focus:outline-none rounded-full peer peer-checked:after:translate-x-full peer-checked:after:border-white after:content-[''] after:absolute after:top-[2px] after:left-[2px] after:bg-white after:border-gray-300 after:border after:rounded-full after:h-5 after:w-5 after:transition-all peer-checked:bg-purple-600"></div>
</label>
</div>
</div>
);
}