fix: 时间轴

src/components/timeline/TimelineRuler.tsx

@@ -0,0 +1,93 @@
+import React from 'react'
+
+interface TimelineRulerProps {
+  duration: number // Total duration in seconds
+  currentTime: number // Current playhead position in seconds
+  scale: number // Pixels per second
+  onTimeClick?: (time: number) => void
+}
+
+export const TimelineRuler: React.FC<TimelineRulerProps> = ({
+  duration,
+  currentTime,
+  scale,
+  onTimeClick
+}) => {
+  const formatTime = (seconds: number): string => {
+    const minutes = Math.floor(seconds / 60)
+    const secs = Math.floor(seconds % 60)
+    const ms = Math.floor((seconds % 1) * 100)
+    return `${minutes}:${secs.toString().padStart(2, '0')}.${ms.toString().padStart(2, '0')}`
+  }
+
+  const handleClick = (event: React.MouseEvent<HTMLDivElement>) => {
+    if (!onTimeClick) return
+    
+    const rect = event.currentTarget.getBoundingClientRect()
+    const clickX = event.clientX - rect.left
+    const timelineWidth = rect.width
+    const clickTime = (clickX / timelineWidth) * duration
+    
+    onTimeClick(Math.max(0, Math.min(duration, clickTime)))
+  }
+
+  // Generate time markers
+  const markers = []
+  const interval = duration > 60 ? 10 : duration > 30 ? 5 : 1 // Adaptive interval
+  
+  for (let i = 0; i <= Math.ceil(duration / interval) * interval; i += interval) {
+    if (i <= duration) {
+      markers.push(i)
+    }
+  }
+
+  return (
+    <div 
+      className="relative h-12 bg-gray-100 rounded border cursor-pointer select-none"
+      onClick={handleClick}
+    >
+      {/* Time markers */}
+      <div className="absolute inset-0 flex items-end">
+        {markers.map((time) => (
+          <div
+            key={time}
+            className="absolute flex flex-col items-center"
+            style={{ left: `${(time / duration) * 100}%` }}
+          >
+            <div className="w-px h-6 bg-gray-400"></div>
+            <span className="text-xs text-gray-600 mt-1 whitespace-nowrap">
+              {formatTime(time)}
+            </span>
+          </div>
+        ))}
+      </div>
+
+      {/* Minor tick marks */}
+      <div className="absolute inset-0 flex items-end">
+        {Array.from({ length: Math.floor(duration) + 1 }, (_, i) => (
+          <div
+            key={`minor-${i}`}
+            className="absolute w-px h-3 bg-gray-300"
+            style={{ left: `${(i / duration) * 100}%` }}
+          />
+        ))}
+      </div>
+
+      {/* Current time indicator (playhead) */}
+      <div
+        className="absolute top-0 w-0.5 h-full bg-red-500 z-20 pointer-events-none"
+        style={{ left: `${(currentTime / duration) * 100}%` }}
+      >
+        <div className="absolute -top-2 -left-2 w-4 h-4 bg-red-500 rounded-full shadow-lg"></div>
+        <div className="absolute -top-8 -left-8 px-2 py-1 bg-red-500 text-white text-xs rounded whitespace-nowrap">
+          {formatTime(currentTime)}
+        </div>
+      </div>
+
+      {/* Hover indicator */}
+      <div className="absolute inset-0 opacity-0 hover:opacity-100 transition-opacity">
+        <div className="w-full h-full bg-blue-500 bg-opacity-5"></div>
+      </div>
+    </div>
+  )
+}

src/components/timeline/TrackTimeline.tsx

@@ -0,0 +1,154 @@
+import React from 'react'
+
+interface TrackSegment {
+  id: string
+  type: 'video' | 'audio' | 'image' | 'text' | 'effect'
+  name: string
+  start_time: number
+  end_time: number
+  duration: number
+  resource_path?: string
+  properties?: any
+  effects?: any[]
+}
+
+interface Track {
+  id: string
+  name: string
+  type: 'video' | 'audio' | 'subtitle'
+  index: number
+  segments: TrackSegment[]
+  properties?: any
+}
+
+interface TrackTimelineProps {
+  track: Track
+  totalDuration: number
+  currentTime: number
+  onSegmentClick?: (segment: TrackSegment) => void
+  onSegmentHover?: (segment: TrackSegment | null) => void
+}
+
+export const TrackTimeline: React.FC<TrackTimelineProps> = ({
+  track,
+  totalDuration,
+  currentTime,
+  onSegmentClick,
+  onSegmentHover
+}) => {
+  const getSegmentColor = (type: string) => {
+    switch (type) {
+      case 'video': return 'bg-blue-500 hover:bg-blue-600'
+      case 'audio': return 'bg-green-500 hover:bg-green-600'
+      case 'image': return 'bg-yellow-500 hover:bg-yellow-600'
+      case 'text': return 'bg-purple-500 hover:bg-purple-600'
+      case 'effect': return 'bg-gray-500 hover:bg-gray-600'
+      default: return 'bg-gray-400 hover:bg-gray-500'
+    }
+  }
+
+  const getSegmentTextColor = (type: string) => {
+    switch (type) {
+      case 'video': return 'text-blue-100'
+      case 'audio': return 'text-green-100'
+      case 'image': return 'text-yellow-100'
+      case 'text': return 'text-purple-100'
+      case 'effect': return 'text-gray-100'
+      default: return 'text-gray-100'
+    }
+  }
+
+  const getTrackTypeColor = (type: string) => {
+    switch (type) {
+      case 'video': return 'bg-blue-100 text-blue-800 border-blue-200'
+      case 'audio': return 'bg-green-100 text-green-800 border-green-200'
+      case 'subtitle': return 'bg-purple-100 text-purple-800 border-purple-200'
+      default: return 'bg-gray-100 text-gray-800 border-gray-200'
+    }
+  }
+
+  const formatTime = (seconds: number): string => {
+    const minutes = Math.floor(seconds / 60)
+    const secs = (seconds % 60).toFixed(2)
+    return `${minutes}:${secs.padStart(5, '0')}`
+  }
+
+  return (
+    <div className="border border-gray-200 rounded-lg overflow-hidden">
+      {/* Track Header */}
+      <div className="bg-gray-50 px-4 py-3 border-b border-gray-200">
+        <div className="flex items-center justify-between">
+          <div className="flex items-center space-x-3">
+            <span className={`px-2 py-1 rounded text-xs font-medium border ${getTrackTypeColor(track.type)}`}>
+              {track.type === 'video' ? '视频' : track.type === 'audio' ? '音频' : '字幕'}
+            </span>
+            <h3 className="font-medium text-gray-900">
+              轨道 {track.index + 1}: {track.name}
+            </h3>
+          </div>
+          <div className="flex items-center space-x-4 text-sm text-gray-500">
+            <span>{track.segments.length} 个片段</span>
+          </div>
+        </div>
+      </div>
+
+      {/* Timeline */}
+      <div className="relative h-16 bg-white">
+        {/* Background grid */}
+        <div className="absolute inset-0 opacity-10">
+          {Array.from({ length: Math.floor(totalDuration) + 1 }, (_, i) => (
+            <div
+              key={i}
+              className="absolute top-0 bottom-0 w-px bg-gray-300"
+              style={{ left: `${(i / totalDuration) * 100}%` }}
+            />
+          ))}
+        </div>
+
+        {/* Segments */}
+        {track.segments.map((segment) => {
+          const startPercent = (segment.start_time / totalDuration) * 100
+          const widthPercent = (segment.duration / totalDuration) * 100
+          
+          return (
+            <div
+              key={segment.id}
+              className={`absolute top-2 bottom-2 rounded-md ${getSegmentColor(segment.type)} ${getSegmentTextColor(segment.type)} 
+                         flex items-center px-3 text-sm font-medium cursor-pointer transition-all duration-200 
+                         shadow-sm hover:shadow-md transform hover:scale-105 z-10`}
+              style={{
+                left: `${startPercent}%`,
+                width: `${Math.max(widthPercent, 8)}%`, // Minimum width for visibility
+                minWidth: '80px'
+              }}
+              onClick={() => onSegmentClick?.(segment)}
+              onMouseEnter={() => onSegmentHover?.(segment)}
+              onMouseLeave={() => onSegmentHover?.(null)}
+              title={`${segment.name}\n类型: ${segment.type}\n开始: ${formatTime(segment.start_time)}\n结束: ${formatTime(segment.end_time)}\n时长: ${formatTime(segment.duration)}${segment.resource_path ? `\n资源: ${segment.resource_path}` : ''}`}
+            >
+              <div className="truncate flex-1">
+                {segment.name}
+              </div>
+              <div className="text-xs opacity-75 ml-2">
+                {formatTime(segment.duration)}
+              </div>
+            </div>
+          )
+        })}
+
+        {/* Current time indicator */}
+        <div
+          className="absolute top-0 bottom-0 w-0.5 bg-red-500 z-20 pointer-events-none"
+          style={{ left: `${(currentTime / totalDuration) * 100}%` }}
+        />
+
+        {/* Empty track indicator */}
+        {track.segments.length === 0 && (
+          <div className="absolute inset-0 flex items-center justify-center text-gray-400 text-sm italic">
+            该轨道暂无片段
+          </div>
+        )}
+      </div>
+    </div>
+  )
+}

src/components/timeline/index.ts

@@ -0,0 +1,2 @@
+export { TimelineRuler } from './TimelineRuler'
+export { TrackTimeline } from './TrackTimeline'

src/pages/TemplateDetailPage.tsx

@@ -1,8 +1,9 @@
 import React, { useState, useEffect } from 'react'
 import { useParams, useNavigate } from 'react-router-dom'
-import { ArrowLeft, Play, Pause, RotateCcw, Trash2 } from 'lucide-react'
+import { ArrowLeft, Play, Pause, RotateCcw, Trash2, ZoomIn, ZoomOut } from 'lucide-react'
 import { TemplateService } from '../services/tauri'
 import type { TemplateInfo } from '../hooks/useProgressCommand'
+import { TimelineRuler, TrackTimeline } from '../components/timeline'
 
 // 轨道和片段的数据结构
 interface TrackSegment {
@@ -89,27 +90,7 @@ const TemplateDetailPage: React.FC = () => {
     return `${minutes}:${remainingSeconds.toString().padStart(2, '0')}`
   }
 
-  const getSegmentColor = (type: string) => {
-    switch (type) {
-      case 'video': return 'bg-blue-500'
-      case 'audio': return 'bg-green-500'
-      case 'image': return 'bg-yellow-500'
-      case 'text': return 'bg-purple-500'
-      case 'effect': return 'bg-gray-500'
-      default: return 'bg-gray-400'
-    }
-  }
 
-  const getSegmentTextColor = (type: string) => {
-    switch (type) {
-      case 'video': return 'text-blue-100'
-      case 'audio': return 'text-green-100'
-      case 'image': return 'text-yellow-100'
-      case 'text': return 'text-purple-100'
-      case 'effect': return 'text-gray-100'
-      default: return 'text-gray-100'
-    }
-  }
 
   const handleDeleteTemplate = async () => {
     if (!template || !confirm('确定要删除这个模板吗？此操作不可撤销。')) return
@@ -219,20 +200,27 @@ const TemplateDetailPage: React.FC = () => {
             <h2 className="text-lg font-semibold text-gray-900">时间轴预览</h2>
             <div className="flex items-center space-x-4">
               <div className="flex items-center space-x-2">
-                <label className="text-sm text-gray-700">缩放:</label>
-                <input
-                  type="range"
-                  min="50"
-                  max="200"
-                  value={timelineScale}
-                  onChange={(e) => setTimelineScale(Number(e.target.value))}
-                  className="w-24"
-                />
-                <span className="text-sm text-gray-600">{timelineScale}px/s</span>
+                <button
+                  onClick={() => setTimelineScale(Math.max(50, timelineScale - 25))}
+                  className="p-2 text-gray-600 border border-gray-300 rounded hover:bg-gray-50"
+                  title="缩小"
+                >
+                  <ZoomOut size={16} />
+                </button>
+                <span className="text-sm text-gray-600 min-w-[60px] text-center">
+                  {timelineScale}px/s
+                </span>
+                <button
+                  onClick={() => setTimelineScale(Math.min(200, timelineScale + 25))}
+                  className="p-2 text-gray-600 border border-gray-300 rounded hover:bg-gray-50"
+                  title="放大"
+                >
+                  <ZoomIn size={16} />
+                </button>
               </div>
               <button
                 onClick={() => setCurrentTime(0)}
-                className="flex items-center px-3 py-1 text-gray-600 border border-gray-300 rounded hover:bg-gray-50"
+                className="flex items-center px-3 py-2 text-gray-600 border border-gray-300 rounded hover:bg-gray-50"
               >
                 <RotateCcw size={14} />
                 <span className="ml-1">重置</span>
@@ -242,27 +230,12 @@ const TemplateDetailPage: React.FC = () => {
 
           {/* Time Ruler */}
           <div className="mb-4">
-            <div className="relative h-8 bg-gray-100 rounded">
-              <div className="absolute inset-0 flex items-center">
-                {Array.from({ length: Math.ceil(totalDuration) + 1 }, (_, i) => (
-                  <div
-                    key={i}
-                    className="absolute flex flex-col items-center"
-                    style={{ left: `${(i / totalDuration) * 100}%` }}
-                  >
-                    <div className="w-px h-4 bg-gray-400"></div>
-                    <span className="text-xs text-gray-600 mt-1">{formatTime(i)}</span>
-                  </div>
-                ))}
-              </div>
-              {/* Current Time Indicator */}
-              <div
-                className="absolute top-0 w-0.5 h-full bg-red-500 z-10"
-                style={{ left: `${(currentTime / totalDuration) * 100}%` }}
-              >
-                <div className="absolute -top-2 -left-2 w-4 h-4 bg-red-500 rounded-full"></div>
-              </div>
-            </div>
+            <TimelineRuler
+              duration={totalDuration}
+              currentTime={currentTime}
+              scale={timelineScale}
+              onTimeClick={setCurrentTime}
+            />
           </div>
 
           {/* Current Time Display */}
@@ -280,65 +253,20 @@ const TemplateDetailPage: React.FC = () => {
           <h2 className="text-lg font-semibold text-gray-900 mb-4">轨道时间轴</h2>
           <div className="space-y-4">
             {templateDetail.tracks.map((track) => (
-              <div key={track.id} className="border border-gray-200 rounded-lg p-4">
-                {/* Track Header */}
-                <div className="flex items-center justify-between mb-3">
-                  <div className="flex items-center space-x-3">
-                    <span className={`px-2 py-1 rounded text-xs font-medium ${
-                      track.type === 'video' ? 'bg-blue-100 text-blue-800' :
-                      track.type === 'audio' ? 'bg-green-100 text-green-800' :
-                      'bg-purple-100 text-purple-800'
-                    }`}>
-                      {track.type === 'video' ? '视频' : track.type === 'audio' ? '音频' : '字幕'}
-                    </span>
-                    <h3 className="font-medium text-gray-900">
-                      轨道 {track.index + 1}: {track.name}
-                    </h3>
-                  </div>
-                  <span className="text-sm text-gray-500">
-                    {track.segments.length} 个片段
-                  </span>
-                </div>
-
-                {/* Track Timeline */}
-                <div className="relative h-12 bg-gray-50 rounded border">
-                  {track.segments.map((segment) => {
-                    const startPercent = (segment.start_time / totalDuration) * 100
-                    const widthPercent = (segment.duration / totalDuration) * 100
-                    
-                    return (
-                      <div
-                        key={segment.id}
-                        className={`absolute top-1 bottom-1 rounded ${getSegmentColor(segment.type)} ${getSegmentTextColor(segment.type)} flex items-center px-2 text-xs font-medium cursor-pointer hover:opacity-80 transition-opacity`}
-                        style={{
-                          left: `${startPercent}%`,
-                          width: `${widthPercent}%`,
-                          minWidth: '60px'
-                        }}
-                        title={`${segment.name}\n开始: ${formatTime(segment.start_time)}\n结束: ${formatTime(segment.end_time)}\n时长: ${formatTime(segment.duration)}`}
-                      >
-                        <span className="truncate">{segment.name}</span>
-                      </div>
-                    )
-                  })}
-                </div>
-
-                {/* Segment Details */}
-                <div className="mt-3 grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-2">
-                  {track.segments.map((segment) => (
-                    <div key={segment.id} className="text-xs text-gray-600 bg-gray-50 rounded p-2">
-                      <div className="font-medium">{segment.name}</div>
-                      <div>开始: {formatTime(segment.start_time)}</div>
-                      <div>时长: {formatTime(segment.duration)}</div>
-                      {segment.resource_path && (
-                        <div className="truncate" title={segment.resource_path}>
-                          资源: {segment.resource_path.split('/').pop()}
-                        </div>
-                      )}
-                    </div>
-                  ))}
-                </div>
-              </div>
+              <TrackTimeline
+                key={track.id}
+                track={track}
+                totalDuration={totalDuration}
+                currentTime={currentTime}
+                onSegmentClick={(segment) => {
+                  // Jump to segment start time
+                  setCurrentTime(segment.start_time)
+                }}
+                onSegmentHover={(segment) => {
+                  // Could show segment details in a tooltip
+                  console.log('Hovering segment:', segment?.name)
+                }}
+              />
             ))}
           </div>
         </div>