修复svg2pptx转换器多项bug + 新增管线兼容性文档

svg2pptx.py:
- 修复image opacity不生效(通过OOXML alphaModFix)
- 修复环形图stroke渐变url(#id)引用不支持(fallback第一个stop颜色)
- 修复viewBox内缩放不传递(g组scale累积到所有子元素)
- 修复text baseline偏移(区分text-after-edge和auto)
- 修复text-anchor:middle/end的x坐标偏移
- 添加--html-dir参数支持

html2svg.py:
- 修复图片相对路径解析(以HTML文件所在目录为基准)
- 新增3种CSS兜底预处理(background-clip:text、text-fill-color、mask-image)

新增 references/pipeline-compat.md:
- HTML->SVG->PPTX管线兼容性规则文档
- CSS禁止清单、防偏移写法指南、防偏移checklist
- 已整合到SKILL.md和prompts.md中引用

prompts.md:
- 新增内联SVG防偏移约束(禁SVG text、用HTML叠加)

示例产物:
- ppt-output/ 包含SU7示例的完整HTML/SVG/PPTX产物
This commit is contained in:
sunbigfly
2026-03-21 03:57:23 +08:00
parent 7dcfe25603
commit e860485ec8
27 changed files with 7914 additions and 56 deletions

View File

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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<style>
:root {
--bg-primary: #1A1A1A;
--bg-secondary: #111111;
--card-bg-from: #2A2A2A;
--card-bg-to: #1A1A1A;
--card-border: rgba(255,105,0,0.15);
--card-radius: 16px;
--text-primary: #FFFFFF;
--text-secondary: rgba(255,255,255,0.65);
--accent-1: #FF6900;
--accent-2: #FF8C00;
--accent-3: #FFFFFF;
--accent-4: #E0E0E0;
}
* { margin:0; padding:0; box-sizing:border-box; }
body {
width: 1280px; height: 720px; overflow: hidden;
background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
color: var(--text-primary);
position: relative;
}
/* 背景装饰 -- 大弧形光晕 */
.bg-glow {
position: absolute;
width: 900px; height: 900px;
border-radius: 50%;
background: radial-gradient(circle, rgba(255,105,0,0.08) 0%, transparent 70%);
top: -300px; right: -200px;
pointer-events: none;
}
.bg-glow-2 {
position: absolute;
width: 500px; height: 500px;
border-radius: 50%;
background: radial-gradient(circle, rgba(255,140,0,0.06) 0%, transparent 70%);
bottom: -150px; left: -100px;
pointer-events: none;
}
/* 左上角品牌标识区 */
.brand-area {
position: absolute; top: 40px; left: 60px;
display: flex; align-items: center; gap: 14px;
}
.brand-logo {
width: 36px; height: 36px;
border-radius: 8px;
background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
display: flex; align-items: center; justify-content: center;
}
.brand-logo svg { width: 20px; height: 20px; }
.brand-text {
font-size: 15px; font-weight: 600;
color: var(--text-secondary); letter-spacing: 2px;
}
/* 中央主标题 */
.hero {
position: absolute;
top: 50%; left: 60px;
transform: translateY(-55%);
max-width: 680px;
}
.hero-badge {
display: inline-block;
padding: 6px 18px;
border-radius: 20px;
border: 1px solid var(--accent-1);
color: var(--accent-1);
font-size: 13px; font-weight: 600;
letter-spacing: 1.5px;
margin-bottom: 24px;
}
.hero h1 {
font-size: 52px; font-weight: 800;
line-height: 1.2;
margin-bottom: 20px;
}
.hero h1 span {
color: var(--accent-1);
}
.hero p {
font-size: 18px;
color: var(--text-secondary);
line-height: 1.7;
max-width: 560px;
}
/* 右侧数据亮点卡片 */
.data-strip {
position: absolute;
right: 60px; top: 50%;
transform: translateY(-50%);
display: flex; flex-direction: column; gap: 16px;
}
.data-card {
width: 240px;
padding: 20px 24px;
border-radius: var(--card-radius);
background: linear-gradient(135deg, var(--card-bg-from), var(--card-bg-to));
border: 1px solid var(--card-border);
}
.data-card .number {
font-size: 36px; font-weight: 800;
color: var(--accent-1);
}
.data-card .unit {
font-size: 14px; color: var(--accent-1);
margin-left: 2px;
}
.data-card .label {
font-size: 13px; color: var(--text-secondary);
margin-top: 4px;
}
/* 底部信息条 */
.footer {
position: absolute; bottom: 30px; left: 60px; right: 60px;
display: flex; justify-content: space-between; align-items: center;
}
.footer-left {
font-size: 13px; color: var(--text-secondary);
}
.footer-right {
font-size: 12px; color: rgba(255,255,255,0.35);
display: flex; gap: 20px;
}
/* 装饰线条 */
.deco-line {
position: absolute;
width: 120px; height: 2px;
background: linear-gradient(90deg, var(--accent-1), transparent);
bottom: 80px; left: 60px;
}
/* 配图 -- 渐隐融合div遮罩实现SVG安全 */
.hero-image {
position: absolute;
bottom: 0; right: 0;
width: 55%;
height: 75%;
overflow: hidden;
pointer-events: none;
z-index: 0;
}
.hero-image img {
width: 100%; height: 100%;
object-fit: cover;
object-position: center;
opacity: 0.35;
}
/* 左侧渐隐遮罩 */
.hero-image .mask-left {
position: absolute; top: 0; left: 0;
width: 70%; height: 100%;
background: linear-gradient(90deg, var(--bg-primary) 0%, transparent 100%);
pointer-events: none;
}
/* 底部渐隐遮罩 */
.hero-image .mask-bottom {
position: absolute; bottom: 0; left: 0;
width: 100%; height: 50%;
background: linear-gradient(0deg, var(--bg-primary) 0%, transparent 100%);
pointer-events: none;
}
/* 确保内容在图片上方 */
.brand-area, .hero, .data-strip, .footer, .deco-line { z-index: 1; }
</style>
</head>
<body>
<div class="bg-glow"></div>
<div class="bg-glow-2"></div>
<div class="hero-image">
<img src="../images/su7_cover.png" alt="">
<div class="mask-left"></div>
<div class="mask-bottom"></div>
</div>
<div class="brand-area">
<div class="brand-logo">
<svg viewBox="0 0 24 24" fill="white"><path d="M2 8h20v8H2z" opacity="0.8"/><path d="M6 4h12v16H6z" opacity="0.6"/></svg>
</div>
<span class="brand-text">XIAOMI AUTO</span>
</div>
<div class="hero">
<div class="hero-badge">2026.03.19 NEW LAUNCH</div>
<h1>新一代<span>小米SU7</span><br>正式发布</h1>
<p>全系搭载V6s Plus超级电机全系标配激光雷达Pro版CLTC续航902km。上市34分钟锁单突破1.5万辆。</p>
</div>
<div class="data-strip">
<div class="data-card">
<div><span class="number">21.99</span><span class="unit">万元起</span></div>
<div class="label">标准版起售价</div>
</div>
<div class="data-card">
<div><span class="number">902</span><span class="unit">km</span></div>
<div class="label">Pro版CLTC续航</div>
</div>
<div class="data-card">
<div><span class="number">1.5</span><span class="unit">万+</span></div>
<div class="label">34分钟锁单量</div>
</div>
</div>
<div class="deco-line"></div>
<div class="footer">
<div class="footer-left">小米汽车 | 新一代SU7发布会</div>
<div class="footer-right">
<span>标准版 / Pro / Max</span>
<span>01 / 05</span>
</div>
</div>
</body>
</html>