From 4a558170ad241f819e3964ccea24f068f601ca35 Mon Sep 17 00:00:00 2001
From: li <125846662@qq.com>
Date: Fri, 14 Nov 2025 11:31:46 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E6=A8=A1=E7=89=88=E6=A0=87=E9=A2=98?=
 =?UTF-8?q?=E5=AD=97=E5=8F=B7=E6=A0=B9=E6=8D=AE=E6=96=87=E5=AD=97=E9=95=BF?=
 =?UTF-8?q?=E5=BA=A6=E5=8A=A8=E6=80=81=E8=AE=A1=E7=AE=97?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 templates/1080x1920/video_default.html | 149 ++++++++++++++++++++++++-
 1 file changed, 146 insertions(+), 3 deletions(-)

diff --git a/templates/1080x1920/video_default.html b/templates/1080x1920/video_default.html
index d686000..8c0ed33 100644
--- a/templates/1080x1920/video_default.html
+++ b/templates/1080x1920/video_default.html
@@ -59,13 +59,13 @@
             top: calc(50% - 607px / 2 - 130px);
             left: 50%;
             transform: translateX(-50%);
-            max-width: 900px;
-            width: 900px;
-            text-align: center;
             z-index: 2;
         }
         
         .video-title {
+            width: 900px;
+            text-align: center;
+            /* 初始字体大小，JavaScript 会根据文本长度自动调整 */
             font-size: 72px;
             font-weight: 700;
             color: #ffffff;
@@ -73,6 +73,10 @@
             letter-spacing: 3px;
             text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
             margin-bottom: 20px;
+            /* 确保文本不会溢出 */
+            word-wrap: break-word;
+            overflow-wrap: break-word;
+            white-space: nowrap;
         }
         
         /* 字幕区域 - 对齐视频底部 */
@@ -181,5 +185,144 @@
             </div>
         </div>
     </div>
+    
+    <script>
+        /**
+         * 根据文本宽度自动调整字体大小
+         * @param {HTMLElement} element - 要调整的元素
+         * @param {number} maxWidth - 最大宽度（px）
+         * @param {number} minFontSize - 最小字体大小（px）
+         * @param {number} maxFontSize - 最大字体大小（px）
+         */
+        function autoFitFontSize(element, maxWidth, minFontSize, maxFontSize) {
+            try {
+                if (!element || !element.textContent || !element.textContent.trim()) {
+                    return;
+                }
+                
+                if (!document.body) {
+                    return;
+                }
+                
+                // 创建一个临时的测量元素
+                const measure = document.createElement('span');
+                measure.style.visibility = 'hidden';
+                measure.style.position = 'absolute';
+                measure.style.top = '-9999px';
+                measure.style.left = '-9999px';
+                measure.style.whiteSpace = 'nowrap';
+                
+                // 复制元素的样式
+                const computedStyle = window.getComputedStyle(element);
+                measure.style.fontFamily = computedStyle.fontFamily;
+                measure.style.fontSize = computedStyle.fontSize;
+                measure.style.fontWeight = computedStyle.fontWeight;
+                measure.style.letterSpacing = computedStyle.letterSpacing;
+                measure.textContent = element.textContent;
+                
+                document.body.appendChild(measure);
+                
+                // 二分查找合适的字体大小
+                let low = minFontSize;
+                let high = maxFontSize;
+                let bestSize = maxFontSize;
+                
+                // 先检查最大字体是否合适
+                measure.style.fontSize = maxFontSize + 'px';
+                if (measure.offsetWidth <= maxWidth) {
+                    bestSize = maxFontSize;
+                } else {
+                    // 使用二分查找
+                    while (high - low > 0.5) {
+                        const mid = (low + high) / 2;
+                        measure.style.fontSize = mid + 'px';
+                        
+                        if (measure.offsetWidth <= maxWidth) {
+                            bestSize = mid;
+                            low = mid;
+                        } else {
+                            high = mid;
+                        }
+                    }
+                }
+                
+                // 应用找到的字体大小
+                element.style.fontSize = bestSize + 'px';
+                
+                // 清理临时元素
+                if (measure.parentNode) {
+                    document.body.removeChild(measure);
+                }
+            } catch (error) {
+                console.error('自动调整字体大小出错:', error);
+            }
+        }
+        
+        // 页面加载完成后自动调整字体大小
+        function initAutoFit() {
+            try {
+                const titleElement = document.querySelector('.video-title');
+                if (titleElement) {
+                    // 获取容器的实际宽度
+                    const wrapper = document.querySelector('.video-title-wrapper');
+                    const maxWidth = wrapper ? wrapper.offsetWidth : 900;
+                    
+                    // 自动调整字体大小：最小12px，最大72px
+                    autoFitFontSize(titleElement, maxWidth, 12, 72);
+                }
+            } catch (error) {
+                console.error('初始化自动调整字体大小出错:', error);
+            }
+        }
+        
+        // 等待 DOM 加载完成
+        if (document.readyState === 'loading') {
+            document.addEventListener('DOMContentLoaded', initAutoFit);
+        } else {
+            // DOM 已经加载完成
+            initAutoFit();
+        }
+        
+        // 如果内容是通过模板引擎动态插入的，可以监听内容变化
+        // 使用 MutationObserver 监听文本变化
+        if (typeof MutationObserver !== 'undefined') {
+            try {
+                const observer = new MutationObserver(function(mutations) {
+                    let shouldUpdate = false;
+                    mutations.forEach(function(mutation) {
+                        if (mutation.type === 'childList' || mutation.type === 'characterData') {
+                            shouldUpdate = true;
+                        }
+                    });
+                    
+                    if (shouldUpdate) {
+                        // 延迟执行，避免频繁调用
+                        setTimeout(initAutoFit, 100);
+                    }
+                });
+                
+                // 等待 body 元素存在后再观察
+                if (document.body) {
+                    observer.observe(document.body, {
+                        childList: true,
+                        subtree: true,
+                        characterData: true
+                    });
+                } else {
+                    document.addEventListener('DOMContentLoaded', function() {
+                        if (document.body) {
+                            observer.observe(document.body, {
+                                childList: true,
+                                subtree: true,
+                                characterData: true
+                            });
+                        }
+                    });
+                }
+            } catch (error) {
+                console.error('设置 MutationObserver 出错:', error);
+            }
+        }
+    </script>
 </body>
 </html>
\ No newline at end of file