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CatPtain commited on Jun 26, 2025

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+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>矢量图形导出修复测试</title>
+    <style>
+        body {
+            font-family: Arial, sans-serif;
+            margin: 20px;
+            background-color: #f5f5f5;
+        }
+        .container {
+            max-width: 800px;
+            margin: 0 auto;
+            background: white;
+            padding: 20px;
+            border-radius: 8px;
+            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
+        }
+        .test-section {
+            margin: 20px 0;
+            padding: 15px;
+            border: 1px solid #ddd;
+            border-radius: 5px;
+        }
+        .test-svg {
+            width: 100px;
+            height: 100px;
+            margin: 10px;
+            border: 1px solid #ccc;
+        }
+        .fix-list {
+            background-color: #e8f5e8;
+            padding: 15px;
+            border-radius: 5px;
+            margin: 20px 0;
+        }
+        .fix-list h3 {
+            color: #2d5a2d;
+            margin-top: 0;
+        }
+        .fix-item {
+            margin: 8px 0;
+            padding-left: 20px;
+            position: relative;
+        }
+        .fix-item:before {
+            content: "✓";
+            position: absolute;
+            left: 0;
+            color: #4CAF50;
+            font-weight: bold;
+        }
+    </style>
+</head>
+<body>
+    <div class="container">
+        <h1>🎯 PPTist 矢量图形导出修复验证</h1>
+        <div class="fix-list">
+            <h3>🔧 已实施的修复措施</h3>
+            <div class="fix-item">改进了SVG尺寸检查逻辑，使用更宽松的多重检查策略</div>
+            <div class="fix-item">优化了SVG序列化过程，添加了命名空间和viewBox自动补全</div>
+            <div class="fix-item">增强了Canvas渲染器的错误处理和兼容性</div>
+            <div class="fix-item">实现了多层级的回退机制：SVG序列化 → Canvas渲染 → 简化SVG → 路径导出</div>
+            <div class="fix-item">添加了详细的调试日志和错误追踪</div>
+            <div class="fix-item">改进了html2canvas的配置，提高了矢量图形渲染质量</div>
+        </div>
+        <div class="test-section">
+            <h3>📋 测试矢量图形样例</h3>
+            <p>以下是一些测试用的SVG图形，用于验证导出功能：</p>
+            <!-- 简单几何图形 -->
+            <svg class="test-svg" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg">
+                <circle cx="50" cy="50" r="40" fill="#4CAF50" stroke="#2E7D32" stroke-width="2"/>
+                <text x="50" y="55" text-anchor="middle" fill="white" font-size="12">圆形</text>
+            </svg>
+            <!-- 复杂路径 -->
+            <svg class="test-svg" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg">
+                <path d="M20,50 Q50,20 80,50 Q50,80 20,50" fill="#FF9800" stroke="#F57C00" stroke-width="2"/>
+                <text x="50" y="55" text-anchor="middle" fill="white" font-size="10">路径</text>
+            </svg>
+            <!-- 渐变图形 -->
+            <svg class="test-svg" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg">
+                <defs>
+                    <linearGradient id="grad1" x1="0%" y1="0%" x2="100%" y2="100%">
+                        <stop offset="0%" style="stop-color:#2196F3;stop-opacity:1" />
+                        <stop offset="100%" style="stop-color:#1976D2;stop-opacity:1" />
+                    </linearGradient>
+                </defs>
+                <rect x="10" y="10" width="80" height="80" fill="url(#grad1)" rx="10"/>
+                <text x="50" y="55" text-anchor="middle" fill="white" font-size="10">渐变</text>
+            </svg>
+            <!-- 复合图形 -->
+            <svg class="test-svg" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg">
+                <polygon points="50,10 90,90 10,90" fill="#9C27B0" stroke="#7B1FA2" stroke-width="2"/>
+                <circle cx="50" cy="60" r="15" fill="white" opacity="0.8"/>
+                <text x="50" y="65" text-anchor="middle" fill="#9C27B0" font-size="8">复合</text>
+            </svg>
+        </div>
+        <div class="test-section">
+            <h3>🧪 测试步骤</h3>
+            <ol>
+                <li>启动PPTist前端应用</li>
+                <li>创建一个新的演示文稿</li>
+                <li>插入矢量图形元素（形状、图标等）</li>
+                <li>尝试导出为PPTX格式</li>
+                <li>检查导出的文件中矢量图形是否正确显示</li>
+                <li>查看浏览器控制台的调试信息</li>
+            </ol>
+        </div>
+        <div class="test-section">
+            <h3>🔍 预期改进效果</h3>
+            <ul>
+                <li><strong>更高的成功率</strong>：矢量图形导出成功率显著提升</li>
+                <li><strong>更好的质量</strong>：导出的图形保持清晰度和矢量特性</li>
+                <li><strong>更强的兼容性</strong>：支持更多类型的SVG元素和样式</li>
+                <li><strong>更详细的日志</strong>：便于调试和问题定位</li>
+                <li><strong>更可靠的回退</strong>：即使主要方法失败，也有备选方案</li>
+            </ul>
+        </div>
+        <div class="test-section">
+            <h3>📝 技术细节</h3>
+            <p><strong>修改的文件：</strong></p>
+            <ul>
+                <li><code>src/utils/svg2Base64.ts</code> - SVG序列化优化</li>
+                <li><code>src/hooks/useExport.ts</code> - 导出逻辑改进</li>
+                <li><code>src/utils/canvasRenderer.ts</code> - Canvas渲染增强</li>
+            </ul>
+        </div>
+    </div>
+    <script>
+        console.log('🎯 PPTist 矢量图形导出修复测试页面已加载');
+        console.log('📋 请按照测试步骤验证修复效果');
+        // 简单的SVG测试
+        document.querySelectorAll('.test-svg').forEach((svg, index) => {
+            svg.addEventListener('click', () => {
+                console.log(`点击了测试SVG ${index + 1}:`, svg.outerHTML);
+            });
+        });
+    </script>
+</body>
+</html>