feat: 初始化画个标仓库 - AI驱动设计系统(BYOK模式) - 224源/371504图标+25海报源+130技能
This commit is contained in:
sgp
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/**
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* 画个标 · 核心：动态表情生成与导出（Emoji/Sticker）
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* 表情 = 复用 Mark 纯图形引擎（头像布局白名单）+ 动画维度（HGB_Motion）+ GIF/WebM 导出
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* - 纯图形：与头像一致排除带文字布局，小尺寸清晰
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* - 动画：AI 缺失时本地确定性分配（pickAnim 轮换），预览与导出同源（同一 apply）
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* - 导出：GIF（HGB_GifEncoder 逐帧采样）/ WebM（canvas.captureStream + MediaRecorder）/ PNG（静态帧）
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*/
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const HGB_EmojiGen = (function () {
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'use strict';
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/** 表情可用的纯图形布局（复用头像白名单） */
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const EMOJI_LAYOUTS = typeof HGB_AvatarGen !== 'undefined'
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? HGB_AvatarGen.AVATAR_LAYOUTS
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: ['orb', 'badge', 'burst', 'duo', 'emblem', 'fullbleed', 'concentric', 'centroid'];
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/** 平台表情导出规格预设 */
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const EMOJI_SIZES = [
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{ id: 'wechat', name: '微信表情', size: 240, note: '微信 240' },
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{ id: 'qq', name: 'QQ 表情', size: 320, note: 'QQ 320' },
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{ id: 'telegram', name: 'Telegram 贴纸', size: 512, note: 'Telegram 512' }
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];
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/* ============ 生成 ============ */
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/**
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* 情绪 → 主动画决策（生成前置：AI 缺失/失败时，首张贴合用户情绪）
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* 优先复用 emotion-params 技能（情绪-动效映射，与评审技能同源），未加载时走内置映射兜底
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* @param {string} mood 情绪 id（happy/angry/surprised/sad/excited/calm）
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* @returns {object|null} {type,speed,amplitude,layered} 或 null（无情绪）
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*/
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function moodAnim(mood) {
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if (!mood) return null;
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if (typeof HGB_StickerSkills !== 'undefined') {
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try {
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const r = HGB_StickerSkills.run('emotion-params', { mood });
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if (r && !r.error && r.type && HGB_Motion.animTypes().some(t => t.id === r.type)) {
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return { type: r.type, speed: r.speed || 1, amplitude: r.amplitude || 1, layered: true };
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}
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} catch (e) { /* 技能异常 → 内置映射兜底 */ }
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}
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const M = {
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happy: { type: 'bounce', speed: 1.2, amplitude: 1, layered: true },
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angry: { type: 'shake', speed: 1.4, amplitude: 1.2, layered: true },
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surprised: { type: 'heartbeat', speed: 1.2, amplitude: 1.1, layered: true },
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sad: { type: 'float', speed: 0.8, amplitude: 0.8, layered: true },
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excited: { type: 'hopspin', speed: 1.3, amplitude: 1.1, layered: true },
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calm: { type: 'breath', speed: 0.9, amplitude: 0.8, layered: true }
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};
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return M[String(mood).toLowerCase()] || null;
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}
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/**
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* 基于一张静态底图展开为「同图 × 全部动画类型」的一组动画表情
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* @param {object} base 静态方案（含 elements/markElements/layoutId 等）
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* @param {object} opts 可选 { varParams: 是否微调各动画参数（幅度/速度）增加层次 }
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* @returns {Array} 变体数组，同图、每项 anim 为不同动画类型
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*/
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function expandAnimations(base, opts) {
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let types = HGB_Motion.animTypes();
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// AI 优先：把 AI 推荐动画类型排到首位（首张即 AI 决策动效）
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if (opts && opts.preferType && types.some(t => t.id === opts.preferType)) {
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types = [types.find(t => t.id === opts.preferType), ...types.filter(t => t.id !== opts.preferType)];
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}
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return types.map((t, i) => {
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const fp = (i === 0 && opts && opts.firstParams) ? opts.firstParams : {};
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return Object.assign({}, base, {
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id: base.id + '-' + t.id,
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anim: HGB_Motion.normalize({
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type: t.id,
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speed: (opts && opts.varParams) ? [0.9, 1, 1.1][i % 3] : (fp.speed || 1),
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amplitude: (opts && opts.varParams) ? (0.9 + (i % 2) * 0.2) : (fp.amplitude || 1),
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// 交错开启元素级分层：一半变体"各元素错峰动"，表情更活；AI 指定时首张遵循 AI 决策
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layered: (opts && opts.layered === false) ? false : ((fp.layered != null) ? fp.layered : (i % 2 === 1)),
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layerSpread: 0.3
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})
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});
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});
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}
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/**
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* 生成一组动态表情（核心入口）：AI 编排（行业/情绪 → 布局/风格/动画决策）或降级内置池
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* 先生成一张静态底图 → 自动展开全部动画类型
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* @param {object} opt 同 HGB_Generator.generatePlans（industry/brand/icons/mood 等）
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* @returns {Promise<Array>} 同图 × 全部动画类型的变体数组
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*/
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async function generateEmojiSet(opt) {
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let base = null;
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let ai = null;
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// AI 编排：输出结构化决策 JSON；失败/无 Key 静默降级内置池
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if (typeof HGB_EmojiAI !== 'undefined') {
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try { ai = await HGB_EmojiAI.suggest(opt); } catch (e) { ai = null; }
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}
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if (ai && ai.base) {
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try {
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const v = HGB_AvatarGen.generateVariant({
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...opt,
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layoutId: ai.base.layoutId,
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styleId: ai.base.styleId,
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anim: ai.anim
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});
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if (v) {
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v.concept = v.concept || ai.overallConcept;
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v.aiConcept = ai.anim.concept;
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v.aiMood = opt.mood;
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base = v;
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}
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} catch (e) { base = null; }
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}
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if (!base) {
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base = (await HGB_AvatarGen.generateAvatars({ ...opt, count: 1 }))[0];
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}
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// 主动画决策：AI 优先；AI 缺失/失败时按情绪匹配（生成前置），再退化为确定性轮换
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const moodA = moodAnim(opt && opt.mood);
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base.anim = HGB_Motion.normalize(ai && ai.anim ? ai.anim : (moodA || HGB_Motion.pickAnim(0)));
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base._aiDesign = !!ai;
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return expandAnimations(base, Object.assign({}, opt || {}, {
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preferType: (ai && ai.anim && ai.anim.type) || (moodA && moodA.type) || null,
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firstParams: (ai && ai.anim) || moodA || null
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}));
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}
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/** 单个变体（预览弹窗微调：换动画/换配色/换布局） */
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function generateVariant(opt) {
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const p = HGB_AvatarGen.generateVariant({ ...opt });
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return Object.assign({}, p, { anim: opt.anim || HGB_Motion.pickAnim(0) });
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}
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/** 表情图形元素（纯图形 Mark，避免 lockup 混入文字） */
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function markElements(plan) {
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return (plan.markElements && plan.markElements.length) ? plan.markElements : (plan.elements || []);
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}
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/* ============ 帧 SVG 构建（动画烘焙，预览/导出同源） ============ */
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/** 元素包围盒（纯图形：icon 元素直接用 x/y/w/h；text 忽略，表情纯图形） */
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function elementBox(el) {
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if (!el || el.visible === false) return null;
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return { x: el.x, y: el.y, w: el.w, h: el.h };
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}
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/** 全部可见元素内容包围盒 */
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function contentBox(elements) {
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let box = null;
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for (const el of elements || []) {
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const b = elementBox(el);
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if (!b) continue;
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if (!box) box = { x: b.x, y: b.y, w: b.w, h: b.h };
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else {
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const x2 = Math.max(box.x + box.w, b.x + b.w);
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const y2 = Math.max(box.y + box.h, b.y + b.h);
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box.x = Math.min(box.x, b.x);
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box.y = Math.min(box.y, b.y);
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box.w = x2 - box.x;
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box.h = y2 - box.y;
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}
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}
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return box;
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}
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function esc(s) {
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return String(s).replace(/&/g, '&').replace(/</g, '<')
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.replace(/>/g, '>').replace(/"/g, '"');
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}
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/** 单色图标上色（字符串处理，零 DOM；多色素材 preserve 保留原样） */
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function colorizeIconSvg(svg, el) {
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if (el.preserve) return svg;
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const fill = el.fill && el.fill !== 'none' ? el.fill : 'none';
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const stroke = el.stroke && el.stroke !== 'none' ? el.stroke : 'none';
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const strokeAttrs = stroke !== 'none'
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? ` stroke="${esc(stroke)}" stroke-width="${esc(el.strokeWidth)}" stroke-linecap="round" stroke-linejoin="round" vector-effect="non-scaling-stroke"`
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: ' stroke="none"';
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return svg.replace(/<(path|circle|rect|polygon|polyline|line|ellipse)\b/g,
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(m, tag) => `<${tag} fill="${esc(fill)}"${strokeAttrs}`);
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}
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/**
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* 构建单帧 SVG 字符串（把动画帧变换烘焙进元素）
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* @param {Array} elements 元素数组（plan.elements）
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* @param {string} bg 背景色（'transparent' 或 hex）
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* @param {number} size 输出边长
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* @param {number} t 归一化帧时间（0-1）
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* @param {object} anim 动画参数（HGB_Motion.normalize 结果）
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* @param {object} opts { trim: 内容顶满画布; pad: 留白比例 }
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* @returns {string} SVG 字符串（含 XML 声明）
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*/
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function buildFrameSvg(elements, bg, size, t, anim, opts) {
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const W = size || 240, H = size || 240;
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const isTransparent = bg === 'transparent' || bg === null || bg === undefined;
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// 内容包围盒裁剪 viewBox
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let vx = 0, vy = 0, vw = W, vh = H;
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if (opts && opts.trim !== false) {
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const box = contentBox(elements);
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if (box) {
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const pad = (opts && opts.pad != null ? opts.pad : 0.06) * Math.max(box.w, box.h);
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vx = box.x - pad; vy = box.y - pad;
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vw = box.w + pad * 2; vh = box.h + pad * 2;
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if (vw < 4) { vx -= 2; vw = 4; }
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if (vh < 4) { vy -= 2; vh = 4; }
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}
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}
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// 渐变 defs
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let defs = '';
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const grads = {};
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for (const el of elements) {
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if (el && el.grad && el.grad.id && !grads[el.grad.id]) grads[el.grad.id] = el.grad;
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}
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if (Object.keys(grads).length) {
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let d = '<defs>';
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for (const id of Object.keys(grads)) {
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const g = grads[id];
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d += (g.type === 'radial'
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? `<radialGradient id="${esc(id)}" cx="0.5" cy="0.36" r="0.78"><stop offset="0%" stop-color="${esc(g.from)}"/><stop offset="100%" stop-color="${esc(g.to)}"/></radialGradient>`
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: `<linearGradient id="${esc(id)}" x1="0" y1="0" x2="1" y2="1"><stop offset="0%" stop-color="${esc(g.from)}"/><stop offset="100%" stop-color="${esc(g.to)}"/></linearGradient>`);
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}
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defs = d + '</defs>';
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}
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let inner = '';
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if (!isTransparent) inner += `<rect x="${vx}" y="${vy}" width="${vw}" height="${vh}" fill="${esc(bg)}"/>`;
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if (defs) inner += defs;
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// 元素级分层：各图标按索引错峰取时间（layered 时各自动），否则全局同拍
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const iconEls = elements.filter(el => el.visible && el.type === 'icon');
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iconEls.forEach((el, i) => {
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const tEl = HGB_Motion.elementT(t, anim, i, iconEls.length);
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const frame = HGB_Motion.apply(el, tEl, anim);
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const base = `translate(${el.x} ${el.y}) scale(${(el.w || 24) / 24} ${(el.h || 24) / 24})`;
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const tr = HGB_Motion.composeTransform(el, frame, base);
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const opacity = frame.opacity < 1 ? ` opacity="${Math.round(frame.opacity * 1000) / 1000}"` : '';
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inner += `<g transform="${tr}"${opacity}>${colorizeIconSvg(el.svg || '', el)}</g>`;
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});
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return '<?xml version="1.0" encoding="UTF-8"?>\n' +
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`<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="${W}" height="${H}" viewBox="${vx} ${vy} ${vw} ${vh}">` +
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inner + '</svg>';
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}
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/* ============ 导出 ============ */
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/**
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* 逐帧渲染 canvas（浏览器：SVG → img → canvas）
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* @returns {Promise<Array<HTMLCanvasElement>>}
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*/
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async function renderFrames(plan, size, anim, opts) {
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const a = HGB_Motion.normalize(anim);
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const n = HGB_Motion.frameCount(a);
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const bg = (opts && opts.bg) || '#FFFFFF';
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const els = markElements(plan);
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const frames = [];
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for (let i = 0; i < n; i++) {
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const t = HGB_Motion.frameT(i, a);
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const svg = buildFrameSvg(els, bg, size, t, a, opts);
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frames.push(await HGB_Exporter.renderCanvas(size, bg === 'transparent' ? null : bg, svg));
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}
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return frames;
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}
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/** 导出 GIF Blob */
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async function exportGif(plan, size, anim, opts) {
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const a = HGB_Motion.normalize(anim);
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const frames = await renderFrames(plan, size, a, opts);
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return HGB_GifEncoder.encodeBlob(frames, {
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delay: 1000 / a.fps,
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transparent: (opts && opts.bg) === 'transparent'
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});
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}
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/** 导出 WebM（浏览器：canvas.captureStream + MediaRecorder） */
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function exportWebm(plan, size, anim, opts) {
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return new Promise((resolve, reject) => {
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if (typeof MediaRecorder === 'undefined') {
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reject(new Error('当前浏览器不支持 MediaRecorder（无法导出 WebM）'));
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return;
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}
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const a = HGB_Motion.normalize(anim);
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const bg = (opts && opts.bg) || '#FFFFFF';
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const transparent = bg === 'transparent';
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const els = markElements(plan);
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const canvas = document.createElement('canvas');
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canvas.width = size; canvas.height = size;
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const ctx = canvas.getContext('2d');
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const stream = canvas.captureStream(a.fps);
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const mime = ['video/webm;codecs=vp9', 'video/webm;codecs=vp8', 'video/webm']
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.find(m => MediaRecorder.isTypeSupported(m)) || '';
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const rec = new MediaRecorder(stream, {
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mimeType: mime || undefined,
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videoBitsPerSecond: Math.round(size * size * a.fps * 0.25)
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});
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const chunks = [];
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rec.ondataavailable = e => { if (e.data && e.data.size) chunks.push(e.data); };
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rec.onstop = () => resolve(new Blob(chunks, { type: mime || 'video/webm' }));
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rec.onerror = () => reject(new Error('WebM 录制失败'));
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const durationMs = a.duration * 1000;
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const start = performance.now();
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let raf;
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const draw = (now) => {
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const t = HGB_Motion.previewT(now - start, a);
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const svg = buildFrameSvg(els, bg, size, t, a, opts);
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const img = new Image();
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const url = URL.createObjectURL(new Blob([svg], { type: 'image/svg+xml;charset=utf-8' }));
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img.onload = () => {
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ctx.clearRect(0, 0, size, size);
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if (!transparent) { ctx.fillStyle = bg; ctx.fillRect(0, 0, size, size); }
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ctx.drawImage(img, 0, 0, size, size);
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URL.revokeObjectURL(url);
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if (performance.now() - start >= durationMs) {
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cancelAnimationFrame(raf);
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rec.stop();
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} else {
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raf = requestAnimationFrame(draw);
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}
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};
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img.onerror = () => { URL.revokeObjectURL(url); reject(new Error('WebM 帧渲染失败')); };
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img.src = url;
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};
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rec.start();
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raf = requestAnimationFrame(draw);
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});
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}
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/** 导出静态 PNG（动画初始帧 t=0） */
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async function exportPng(plan, size, bg) {
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const svg = buildFrameSvg(markElements(plan), bg || '#FFFFFF', size, 0, HGB_Motion.normalize(plan.anim), {});
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return HGB_Exporter.renderCanvas(size, (bg || '#FFFFFF') === 'transparent' ? null : (bg || '#FFFFFF'), svg);
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}
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/** 当前预览帧 SVG（预览弹窗用 buildFrameSvg 可复用，此接口供下载 SVG 静态帧） */
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function exportSvg(plan, size, bg, t, anim) {
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return buildFrameSvg(markElements(plan), bg || '#FFFFFF', size || 240, t || 0, HGB_Motion.normalize(anim || plan.anim), {});
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}
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return {
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EMOJI_LAYOUTS, EMOJI_SIZES,
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generateEmojiSet, expandAnimations, generateVariant,
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buildFrameSvg, colorizeIconSvg, contentBox, markElements,
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renderFrames, exportGif, exportWebm, exportPng, exportSvg
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};
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})();
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||||
if (typeof module !== 'undefined' && module.exports) module.exports = HGB_EmojiGen;
|
||||
Reference in New Issue
Block a user