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10879a8037
- output_view.html: 长图改为固定高度卡片(70px)，Blob URL查看，缩略图minmax(280px,1fr)， 竖图预览优先填充视口高度，下载功能完整保留 - phone-image.js: renderPureImageToCanvas()使用naturalWidth/naturalHeight保持原图分辨率， 新增长图生成和保存功能 - Post.php: 新增outputView()方法提供导出页面渲染数据 - PhoneImage.php: 图片数据改为DB存储，新增saveLongImage()方法 - phone_image.html: 添加导出页面入口按钮 - 新增数据库迁移: post_output_file表添加image_data字段
499 lines
17 KiB
HTML
499 lines
17 KiB
HTML
<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>{$post.title} - 排版导出</title>
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<link rel="stylesheet" href="/static/lib/layui/css/layui.css">
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<style>
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body { background: #f2f2f2; margin: 0; padding: 20px; }
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.export-header {
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background: #fff;
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padding: 15px 20px;
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border-radius: 4px;
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margin-bottom: 20px;
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display: flex;
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align-items: center;
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justify-content: space-between;
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box-shadow: 0 1px 4px rgba(0,0,0,0.08);
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}
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.export-header h2 { margin: 0; font-size: 18px; color: #333; }
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.export-header .header-info { color: #999; font-size: 13px; margin-top: 4px; }
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.export-actions { display: flex; gap: 10px; align-items: center; }
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.image-section {
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background: #fff;
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border-radius: 4px;
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padding: 20px;
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margin-bottom: 20px;
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box-shadow: 0 1px 4px rgba(0,0,0,0.08);
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}
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.image-section h3 {
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margin: 0 0 15px 0;
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font-size: 16px;
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color: #333;
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border-bottom: 1px solid #eee;
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padding-bottom: 10px;
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}
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/* 长图卡片 */
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.long-image-card {
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height: 70px;
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display: flex;
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align-items: center;
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background: #fff;
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border: 1px solid #e8e8e8;
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border-radius: 4px;
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padding: 0 16px;
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box-sizing: border-box;
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}
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.long-image-card .card-info {
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flex: 1;
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display: flex;
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align-items: center;
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gap: 12px;
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}
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.long-image-card .card-icon {
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width: 32px;
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height: 32px;
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background: #f0f0f0;
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border-radius: 4px;
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display: flex;
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align-items: center;
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justify-content: center;
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font-size: 16px;
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color: #999;
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}
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.long-image-card .card-label {
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font-size: 14px;
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font-weight: 600;
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color: #333;
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}
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.long-image-card .card-dims {
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font-size: 12px;
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color: #999;
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}
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.long-image-card .card-actions {
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display: flex;
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gap: 8px;
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}
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/* 缩略图网格 */
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.thumb-grid {
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display: grid;
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grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
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gap: 16px;
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}
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.thumb-item {
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background: #fafafa;
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border: 1px solid #e8e8e8;
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border-radius: 4px;
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overflow: hidden;
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cursor: pointer;
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transition: box-shadow 0.2s, transform 0.15s;
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position: relative;
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}
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.thumb-item:hover {
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box-shadow: 0 4px 12px rgba(0,0,0,0.15);
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transform: translateY(-2px);
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}
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.thumb-item img {
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width: 100%;
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height: auto;
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display: block;
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}
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.thumb-bar {
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display: flex;
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align-items: center;
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justify-content: space-between;
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padding: 6px 10px;
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background: #fff;
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border-top: 1px solid #e8e8e8;
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}
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.thumb-bar .thumb-label {
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font-size: 12px;
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color: #666;
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}
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.thumb-bar .thumb-dl {
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background: none;
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border: none;
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cursor: pointer;
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padding: 2px 6px;
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color: #1e9fff;
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font-size: 12px;
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border-radius: 2px;
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}
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.thumb-bar .thumb-dl:hover {
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background: #e8f4ff;
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}
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/* 全屏预览 */
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.preview-overlay {
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display: none;
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position: fixed;
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top: 0; left: 0; right: 0; bottom: 0;
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background: rgba(0,0,0,0.85);
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z-index: 19999;
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justify-content: center;
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align-items: center;
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flex-direction: column;
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}
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.preview-overlay.active { display: flex; }
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.preview-topbar {
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position: absolute;
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top: 0; left: 0; right: 0;
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height: 48px;
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background: rgba(0,0,0,0.6);
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display: flex;
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align-items: center;
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justify-content: space-between;
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padding: 0 20px;
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color: #fff;
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font-size: 14px;
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z-index: 20001;
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}
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.preview-topbar button {
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background: none;
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border: 1px solid rgba(255,255,255,0.4);
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color: #fff;
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cursor: pointer;
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padding: 4px 12px;
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border-radius: 3px;
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font-size: 13px;
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}
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.preview-topbar button:hover { background: rgba(255,255,255,0.15); }
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.preview-topbar-actions { display: flex; gap: 8px; align-items: center; }
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.preview-body {
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max-width: 90vw;
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max-height: calc(85vh - 48px);
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height: calc(85vh - 48px);
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margin-top: 48px;
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display: flex;
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justify-content: center;
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align-items: center;
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}
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.preview-body img {
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max-height: calc(85vh - 48px);
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max-width: 90vw;
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height: auto;
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width: auto;
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object-fit: contain;
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border-radius: 2px;
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box-shadow: 0 4px 24px rgba(0,0,0,0.4);
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user-select: none;
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}
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.preview-body img.portrait-fill {
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height: calc(85vh - 48px);
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width: auto;
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max-width: 90vw;
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}
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/* 底部缩略图导航 */
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.preview-nav {
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position: absolute;
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bottom: 0; left: 0; right: 0;
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background: rgba(0,0,0,0.6);
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padding: 10px 20px;
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display: flex;
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gap: 8px;
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overflow-x: auto;
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justify-content: center;
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z-index: 20001;
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}
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.preview-nav-item {
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width: 48px;
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height: 64px;
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flex-shrink: 0;
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border: 2px solid transparent;
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border-radius: 3px;
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overflow: hidden;
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cursor: pointer;
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opacity: 0.5;
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transition: opacity 0.15s, border-color 0.15s;
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}
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.preview-nav-item.active {
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border-color: #1e9fff;
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opacity: 1;
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}
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.preview-nav-item:hover { opacity: 0.85; }
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.preview-nav-item img {
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width: 100%;
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height: 100%;
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object-fit: cover;
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}
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/* 左右切换箭头 */
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.preview-arrow {
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position: absolute;
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top: 50%;
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transform: translateY(-50%);
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width: 44px;
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height: 44px;
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background: rgba(255,255,255,0.1);
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border: 1px solid rgba(255,255,255,0.2);
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border-radius: 50%;
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color: #fff;
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font-size: 22px;
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cursor: pointer;
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display: flex;
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align-items: center;
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justify-content: center;
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z-index: 20001;
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user-select: none;
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transition: background 0.15s;
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}
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.preview-arrow:hover { background: rgba(255,255,255,0.25); }
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.preview-arrow.prev { left: 20px; }
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.preview-arrow.next { right: 20px; }
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.export-footer {
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text-align: center;
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padding: 20px;
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color: #999;
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font-size: 13px;
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}
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</style>
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</head>
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<body>
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<div class="export-header">
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<div>
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<h2>{$post.title} - 排版导出</h2>
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<div class="header-info">
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共 {$output.page_count} 页
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| 生成时间：{$output.create_time|date='Y-m-d H:i:s'}
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</div>
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</div>
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<div class="export-actions">
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<a href="{:url('post/phoneImage', ['id' => $post.id])}" class="layui-btn layui-btn-sm layui-btn-primary">
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<i class="layui-icon layui-icon-return"></i> 返回排版
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</a>
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<a href="{$downloadZipUrl|raw}" class="layui-btn layui-btn-sm layui-btn-normal">
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<i class="layui-icon layui-icon-download-circle"></i> 下载全部 ZIP
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</a>
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</div>
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</div>
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{if condition="$longImage"}
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<div class="image-section">
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<h3>长图</h3>
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<div class="long-image-card">
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<div class="card-info">
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<span class="card-icon"><i class="layui-icon layui-icon-picture"></i></span>
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<span class="card-label">长图</span>
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<span class="card-dims">{$longImage.width} x {$longImage.height} px</span>
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</div>
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<div class="card-actions">
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<button class="layui-btn layui-btn-sm layui-btn-primary btn-view-long-image" data-src="{$longImage.image_src|raw}">查看原图</button>
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<button class="layui-btn layui-btn-sm layui-btn-normal btn-download-image" data-src="{$longImage.image_src|raw}" data-filename="long_image.jpg">下载</button>
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</div>
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</div>
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</div>
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{/if}
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{if condition="count($pages) > 0"}
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<div class="image-section">
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<h3>分页图片({$output.page_count} 页)</h3>
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<div class="thumb-grid">
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{volist name="pages" id="page"}
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<div class="thumb-item" data-index="{$i}">
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<img src="{$page.image_src|raw}" alt="第{$page.page}页">
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<div class="thumb-bar">
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<span class="thumb-label">第 {$page.page} 页</span>
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<button class="thumb-dl btn-download-image"
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data-src="{$page.image_src|raw}" data-filename="page_{$page.page}.jpg">
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下载
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</button>
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</div>
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</div>
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{/volist}
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</div>
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</div>
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{/if}
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<div class="export-footer">
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排版导出 - 共 {$output.page_count} 页
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</div>
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<!-- 全屏预览浮层 -->
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<div class="preview-overlay" id="previewOverlay">
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<div class="preview-topbar">
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<span id="previewTitle">第 1 页</span>
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<div class="preview-topbar-actions">
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<button id="previewDownload"><i class="layui-icon layui-icon-download-circle"></i> 下载此页</button>
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<button id="previewClose">关闭</button>
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</div>
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</div>
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<div class="preview-arrow prev" id="previewPrev">‹</div>
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<div class="preview-arrow next" id="previewNext">›</div>
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<div class="preview-body">
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<img id="previewImg" src="" alt="">
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</div>
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<div class="preview-nav" id="previewNav"></div>
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</div>
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<script src="/static/lib/jquery/jquery-3.4.1.min.js"></script>
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<script src="/static/lib/layui/layui.js"></script>
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<script>
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layui.use(['layer'], function () {
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var layer = layui.layer;
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// 收集所有图片数据(仅分页，不含长图)
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var allImages = [];
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{volist name="pages" id="p"}
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allImages.push({ src: '{$p.image_src|raw}', label: '第 {$p.page} 页', filename: 'page_{$p.page}.jpg' });
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{/volist}
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var currentIndex = 0;
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// ===== 查看长图(通过 Blob URL 在新标签打开) =====
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function viewLongImage(src) {
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try {
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var parts = src.split(',');
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var byteString = atob(parts[1]);
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var mimeString = parts[0].split(':')[1].split(';')[0];
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var ab = new ArrayBuffer(byteString.length);
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var ia = new Uint8Array(ab);
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for (var i = 0; i < byteString.length; i++) {
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ia[i] = byteString.charCodeAt(i);
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}
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var blob = new Blob([ab], {type: mimeString});
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var url = URL.createObjectURL(blob);
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window.open(url, '_blank');
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} catch(e) {
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layer.msg('打开长图失败');
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}
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}
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// 长图查看按钮
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$(document).on('click', '.btn-view-long-image', function () {
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viewLongImage($(this).data('src'));
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});
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// ===== 下载单张图片 =====
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function downloadImage(src, filename) {
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if (!src) { layer.msg('图片地址无效'); return; }
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if (src.indexOf('data:') === 0) {
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var link = document.createElement('a');
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link.download = filename || 'image.jpg';
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link.href = src;
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link.click();
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return;
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}
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var img = new Image();
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img.crossOrigin = 'anonymous';
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img.onload = function () {
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var canvas = document.createElement('canvas');
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canvas.width = img.naturalWidth;
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canvas.height = img.naturalHeight;
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canvas.getContext('2d').drawImage(img, 0, 0);
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var link = document.createElement('a');
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link.download = filename || 'image.jpg';
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link.href = canvas.toDataURL('image/jpeg', 0.92);
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link.click();
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};
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img.onerror = function () { window.open(src); };
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img.src = src;
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}
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// 缩略图上的下载按钮
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$(document).on('click', '.btn-download-image', function (e) {
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e.stopPropagation();
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downloadImage($(this).data('src'), $(this).data('filename'));
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});
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// ===== 全屏预览 =====
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function showPreview(index) {
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if (index < 0 || index >= allImages.length) return;
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currentIndex = index;
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var item = allImages[index];
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var $img = $('#previewImg');
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$img.attr('src', item.src);
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// 重置样式
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$img.removeClass('portrait-fill').css({ 'height': '', 'width': '' });
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// 根据图片方向动态调整预览尺寸
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var tempImg = new Image();
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tempImg.onload = function () {
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var isPortrait = tempImg.naturalHeight > tempImg.naturalWidth;
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if (isPortrait) {
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$img.addClass('portrait-fill');
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}
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};
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tempImg.src = item.src;
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$('#previewTitle').text(item.label + ' (' + (index + 1) + '/' + allImages.length + ')');
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$('#previewDownload').data('src', item.src).data('filename', item.filename);
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// 底部导航高亮
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$('#previewNav .preview-nav-item').removeClass('active');
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$('#previewNav .preview-nav-item').eq(index).addClass('active');
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$('#previewOverlay').addClass('active');
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document.body.style.overflow = 'hidden';
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}
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function closePreview() {
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$('#previewOverlay').removeClass('active');
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document.body.style.overflow = '';
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}
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// 点击缩略图打开预览
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$(document).on('click', '.thumb-item', function (e) {
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if ($(e.target).closest('.btn-download-image').length) return;
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var idx = parseInt($(this).data('index'), 10);
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showPreview(idx);
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});
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// 构建底部导航缩略图
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var navHtml = '';
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for (var i = 0; i < allImages.length; i++) {
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navHtml += '<div class="preview-nav-item" data-nav-index="' + i + '"><img src="' + allImages[i].src + '"></div>';
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}
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$('#previewNav').html(navHtml);
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// 底部导航点击
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$(document).on('click', '.preview-nav-item', function () {
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showPreview(parseInt($(this).data('nav-index'), 10));
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});
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// 关闭
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$('#previewClose').on('click', closePreview);
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$('#previewOverlay').on('click', function (e) {
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if (e.target === this) closePreview();
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});
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// 上一页 / 下一页
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$('#previewPrev').on('click', function (e) {
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e.stopPropagation();
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if (currentIndex > 0) showPreview(currentIndex - 1);
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});
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$('#previewNext').on('click', function (e) {
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e.stopPropagation();
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if (currentIndex < allImages.length - 1) showPreview(currentIndex + 1);
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});
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// 键盘快捷键
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$(document).on('keydown.preview', function (e) {
|
|
if (!$('#previewOverlay').hasClass('active')) return;
|
|
if (e.key === 'Escape') closePreview();
|
|
if (e.key === 'ArrowLeft' || e.key === 'Left') { e.preventDefault(); $('#previewPrev').click(); }
|
|
if (e.key === 'ArrowRight' || e.key === 'Right') { e.preventDefault(); $('#previewNext').click(); }
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|
});
|
|
|
|
// 预览中的下载
|
|
$('#previewDownload').on('click', function () {
|
|
downloadImage($(this).data('src'), $(this).data('filename'));
|
|
});
|
|
});
|
|
</script>
|
|
</body>
|
|
|
|
</html>
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