fix mobile theme

app/page.tsx

@@ -28,13 +28,17 @@ export async function generateMetadata(
 export default function Page() {
   return (
     <div className="flex flex-row h-full">
-      <AppSidebar />
+      {/* Sidebar - hidden on screens smaller than lg (1024px) */}
+      <div className="hidden lg:block">
+        <AppSidebar />
+      </div>
       <WSProvider>
         <div className="flex-1 relative min-h-0">
           <MapComponent />
           <div className="absolute top-0 left-0 right-0 z-10">
             <StatusBar />
           </div>
+          {/* Timeline with responsive layout - single row on desktop, double row on mobile */}
           <div className="absolute bottom-0 left-0 right-0 z-10 bg-black/20 backdrop-blur-xl m-3 border border-white/10 rounded-xl shadow-2xl overflow-hidden">
             <Timeline />
           </div>

app/tl.tsx

@@ -6,9 +6,17 @@ import {
     PopoverContent,
     PopoverTrigger,
 } from "@/components/ui/popover"
+import {
+    DropdownMenu,
+    DropdownMenuContent,
+    DropdownMenuItem,
+    DropdownMenuLabel,
+    DropdownMenuSeparator,
+    DropdownMenuTrigger,
+} from "@/components/ui/dropdown-menu"
 import { cn } from "@/lib/utils";
 import { Button } from "@/components/ui/button";
-import { CalendarIcon, ChevronLeft, ChevronRight, HomeIcon, LockIcon, Pause, Play, RefreshCwIcon, UnlockIcon } from "lucide-react";
+import { CalendarIcon, ChevronLeft, ChevronRight, Clock, Dog, HomeIcon, LockIcon, MoreHorizontal, Pause, Play, Rabbit, RefreshCwIcon, Turtle, UnlockIcon } from "lucide-react";
 import { formatInTimeZone } from "date-fns-tz";
 import { parse } from "date-fns"
 
@@ -16,6 +24,8 @@ import { useTimeline } from "@/hooks/use-timeline";
 import { Timeline as TimelineEngine, ZoomMode, TimelineConfig } from "@/lib/timeline";
 import { Separator } from "@/components/ui/separator";
 import { useWS } from "./ws-context";
+import { Select, SelectContent, SelectItem, SelectTrigger } from "@/components/ui/select";
+import { useIsMobile } from "@/hooks/use-mobile";
 
 
 interface Uniforms {
@@ -87,8 +97,10 @@ export const Timeline: React.FC<Props> = React.memo(({
     });
     const [open, setOpen] = useState(false)
     const [time, setDateTime] = useState(new Date())
+    const [speed, setSpeed] = useState(1)
 
     const { data } = useWS()
+    const isMobile = useIsMobile(1024) // Use lg breakpoint (1024px)
 
     useEffect(() => {
         if (data) {
@@ -112,13 +124,13 @@ export const Timeline: React.FC<Props> = React.memo(({
     useEffect(() => {
         let intervalId: NodeJS.Timeout | null = null;
 
-        if (isPlaying) {
+        if (isPlaying && speed > 0) {
             intervalId = setInterval(() => {
                 // 执行时间前进操作
                 if (timelineEngineRef.current) {
                     timelineEngineRef.current.playAndEnsureMarkInView(timeStep)
                 }
-            }, 1000); // 每秒执行一次，你可以根据需要调整这个间隔
+            }, 600 / speed); // 每秒执行一次，你可以根据需要调整这个间隔
         }
 
         return () => {
@@ -126,7 +138,7 @@ export const Timeline: React.FC<Props> = React.memo(({
                 clearInterval(intervalId);
             }
         };
-    }, [isPlaying, timeStep]);
+    }, [isPlaying, timeStep, speed]);
 
     useEffect(() => {
         if (!ticksCanvasRef.current) return;
@@ -263,123 +275,196 @@ export const Timeline: React.FC<Props> = React.memo(({
     }, []);
 
     return (
-        <div className={cn(props.className, "w-full h-10 flex flex-row")}>
+        <div className={
-            <div className="h-full flex flex-row items-center px-3 gap-2 bg-black/30" >
+            cn(props.className, "w-full flex flex-col lg:flex-row lg:h-10")}>
-                <Button
+            {/* Controls row - always visible, responsive layout */}
-                    variant="secondary"
+            <div className={cn("flex flex-row items-center px-3 gap-2 bg-black/30 h-10 lg:h-full min-w-0", isMobile ? "justify-center" : "")}>
-                    size="icon"
+                {/* Primary controls - always visible */}
-                    className="size-5"
+                <div className="flex flex-row items-center gap-2 flex-shrink-0">
-                    onClick={handlePrevious}
+                    {isMobile && (
-                    title="上一个时间段"
+                        <DropdownMenu>
-                >
+                            <DropdownMenuTrigger asChild>
-                    <ChevronLeft size={10} />
+                                <Button
-                </Button>
+                                    variant="secondary"
-
+                                    size="icon"
-                <Button
+                                    className="size-5"
-                    variant={isPlaying ? "default" : "secondary"}
+                                    title="更多选项"
-                    size="icon"
+                                >
-                    className="size-5"
+                                    <MoreHorizontal size={10} />
-                    onClick={() => {
+                                </Button>
-                        togglePlay()
+                            </DropdownMenuTrigger>
-                        setLock(true)
+                            <DropdownMenuContent align="end">
-                    }}
+                                <DropdownMenuLabel>播放控制</DropdownMenuLabel>
-                    title={isPlaying ? "暂停" : "播放"}
+                                <DropdownMenuItem onClick={() => setSpeed(1)}>
-                >
+                                    播放速度: 1x {speed === 1 && "✓"}
-                    {isPlaying ? <Pause size={10} /> : <Play size={10} />}
+                                </DropdownMenuItem>
-                </Button>
+                                <DropdownMenuItem onClick={() => setSpeed(2)}>
-
+                                    播放速度: 2x {speed === 2 && "✓"}
-                <Button
+                                </DropdownMenuItem>
-                    variant="secondary"
+                                <DropdownMenuItem onClick={() => setSpeed(3)}>
-                    size="icon"
+                                    播放速度: 3x {speed === 3 && "✓"}
-                    className="size-5"
+                                </DropdownMenuItem>
-                    onClick={handleNext}
+                                <DropdownMenuSeparator />
-                    title="下一个时间段"
+                                <DropdownMenuLabel>时间间隔</DropdownMenuLabel>
-                >
+                                <DropdownMenuItem onClick={() => setTimeStep(60000)}>
-                    <ChevronRight size={10} />
+                                    1分钟 {timeStep === 60000 && "✓"}
-                </Button>
+                                </DropdownMenuItem>
-
+                                <DropdownMenuItem onClick={() => setTimeStep(360000)}>
-                <Button
+                                    6分钟 {timeStep === 360000 && "✓"}
-                    variant="secondary"
+                                </DropdownMenuItem>
-                    size="icon"
+                                <DropdownMenuItem onClick={() => setTimeStep(3600000)}>
-                    className="size-5"
+                                    1小时 {timeStep === 3600000 && "✓"}
-                    onClick={handleHome}
+                                </DropdownMenuItem>
-                    title="上一个时间段"
+                                <DropdownMenuSeparator />
-                >
+                                <DropdownMenuItem onClick={() => setLock(!lock)}>
-                    <HomeIcon size={10} />
+                                    {lock ? <UnlockIcon size={14} className="mr-2" /> : <LockIcon size={14} className="mr-2" />}
-                </Button>
+                                    {lock ? "解锁时间" : "锁定时间"}
-
+                                </DropdownMenuItem>
-                <Separator orientation="vertical" className="h-4" />
+                                <DropdownMenuItem onClick={handleRefresh}>
-
+                                    <RefreshCwIcon size={14} className="mr-2" />
-                <div className="ml-2">
+                                    刷新数据
-                    <select
+                                </DropdownMenuItem>
-                        defaultValue="360000"
+                                <DropdownMenuItem onClick={() => setOpen(true)}>
-                        className="w-20 h-6 text-xs bg-background border border-input rounded px-2 focus:outline-none focus:ring-2 focus:ring-ring"
+                                    <CalendarIcon size={14} className="mr-2" />
-                        onChange={(e) => {
+                                    设置时间
-                            const value = e.target.value;
+                                </DropdownMenuItem>
-                            setTimeStep(parseInt(value));
+                            </DropdownMenuContent>
-                        }}
+                        </DropdownMenu>
-                        style={{ fontSize: '10px' }}
+                    )}
+                    <Button
+                        variant="secondary"
+                        size="icon"
+                        className="size-5"
+                        onClick={handlePrevious}
+                        title="上一个时间段"
                     >
-                        <option value="60000">1分钟</option>
+                        <ChevronLeft size={10} />
-                        <option value="360000">6分钟</option>
+                    </Button>
-                        <option value="600000">10分钟</option>
+
-                        <option value="1800000">30分钟</option>
+                    <Button
-                        <option value="3600000">1小时</option>
+                        variant={isPlaying ? "default" : "secondary"}
-                        <option value="7200000">2小时</option>
+                        size="icon"
-                        <option value="86400000">1天</option>
+                        className="size-5"
-                    </select>
+                        onClick={() => {
+                            togglePlay()
+                            setLock(true)
+                        }}
+                        title={isPlaying ? "暂停" : "播放"}
+                    >
+                        {isPlaying ? <Pause size={10} /> : <Play size={10} />}
+                    </Button>
+
+                    <Button
+                        variant="secondary"
+                        size="icon"
+                        className="size-5"
+                        onClick={handleNext}
+                        title="下一个时间段"
+                    >
+                        <ChevronRight size={10} />
+                    </Button>
+
+                    <Button
+                        variant="secondary"
+                        size="icon"
+                        className="size-5"
+                        onClick={handleHome}
+                        title="回到当前时间"
+                    >
+                        <HomeIcon size={10} />
+                    </Button>
                 </div>
 
-                <Button
+                {!isMobile && (
-                    variant={lock ? "default" : "secondary"}
+                    <div className="hidden sm:flex flex-row items-center gap-2 ml-2">
-                    size="icon"
+                        <select
-                    className="size-5"
+                            defaultValue="1"
-                    onClick={() => setLock(!lock)}
+                            className="w-12 h-6 text-xs bg-background border border-input rounded px-2 focus:outline-none focus:ring-2 focus:ring-ring"
-                    title="锁定时间"
+                            onChange={(e) => {
-                >
+                                const value = e.target.value;
-                    {lock ? <LockIcon size={10} /> : <UnlockIcon size={10} />}
+                                setSpeed(parseInt(value));
-                </Button>
+                            }}
+                            style={{ fontSize: '10px' }}
+                        >
+                            <option value="1">1x</option>
+                            <option value="2">2x</option>
+                            <option value="3">3x</option>
+                        </select>
 
-                <Button
+                        <Separator orientation="vertical" className="h-4" />
-                    variant="secondary"
+
-                    size="icon"
+                        <select
-                    className="size-5"
+                            defaultValue="360000"
-                    onClick={() => {
+                            className="w-16 md:w-20 h-6 text-xs bg-background border border-input rounded px-2 focus:outline-none focus:ring-2 focus:ring-ring"
-                        handleRefresh()
+                            onChange={(e) => {
-                    }}
+                                const value = e.target.value;
-                    title="刷新"
+                                setTimeStep(parseInt(value));
-                >
+                            }}
-                    <RefreshCwIcon size={10} />
+                            style={{ fontSize: '10px' }}
-                </Button>
+                        >
+                            <option value="60000">1分钟</option>
+                            <option value="360000">6分钟</option>
+                            <option value="600000">10分钟</option>
+                            <option value="1800000">30分钟</option>
+                            <option value="3600000">1小时</option>
+                            <option value="7200000">2小时</option>
+                            <option value="86400000">1天</option>
+                        </select>
+                    </div>
+                )}
+
+                {!isMobile && (
+                    <div className="hidden md:flex flex-row items-center gap-2 ml-2">
+                        <Button
+                            variant={lock ? "default" : "secondary"}
+                            size="icon"
+                            className="size-5"
+                            onClick={() => setLock(!lock)}
+                            title="锁定时间"
+                        >
+                            {lock ? <LockIcon size={10} /> : <UnlockIcon size={10} />}
+                        </Button>
 
-                <Popover open={open} onOpenChange={setOpen}>
-                    <PopoverTrigger asChild>
                         <Button
                             variant="secondary"
                             size="icon"
                             className="size-5"
-                            title="设置时间"
+                            onClick={() => {
-                        >
+                                handleRefresh()
-                            <CalendarIcon size={10} />
-                        </Button>
-                    </PopoverTrigger>
-                    <PopoverContent className="w-auto overflow-hidden p-0" align="end">
-                        <Calendar
-                            mode="single"
-                            captionLayout="dropdown"
-                            onSelect={(date) => {
-                                setOpen(false)
                             }}
-                        />
+                            title="刷新"
-                    </PopoverContent>
+                        >
-
+                            <RefreshCwIcon size={10} />
-                </Popover>
+                        </Button>
 
+                        <Popover open={open} onOpenChange={setOpen}>
+                            <PopoverTrigger asChild>
+                                <Button
+                                    variant="secondary"
+                                    size="icon"
+                                    className="size-5"
+                                    title="设置时间"
+                                >
+                                    <CalendarIcon size={10} />
+                                </Button>
+                            </PopoverTrigger>
+                            <PopoverContent className="w-auto overflow-hidden p-0" align="end">
+                                <Calendar
+                                    mode="single"
+                                    captionLayout="dropdown"
+                                    onSelect={(date) => {
+                                        setOpen(false)
+                                    }}
+                                />
+                            </PopoverContent>
+                        </Popover>
+                    </div>
+                )}
 
 
             </div>
 
-            <div className={cn("relative", "w-full h-full bg-gray-800/20")}>
+            <div className={cn("relative bg-gray-800/20 h-10 lg:h-full lg:flex-1")}>
                 <canvas ref={canvasRef} className="w-full h-full absolute inset-0" />
                 <canvas
                     ref={ticksCanvasRef}
@@ -387,6 +472,6 @@ export const Timeline: React.FC<Props> = React.memo(({
                     style={{ touchAction: 'manipulation' }}
                 />
             </div>
-        </div >
+        </div>
     );
 });

lib/timeline.ts

@@ -79,6 +79,12 @@ interface TimelineConfig {
     zoomMode?: ZoomMode;
     /** 缩放灵敏度 */
     zoomSensitivity?: number;
+    /** 预定义缩放级别（毫秒），用于离散缩放 */
+    discreteZoomLevels?: number[];
+    /** 启用平滑缩放动画 */
+    enableSmoothZoom?: boolean;
+    /** 缩放动画持续时间（毫秒） */
+    zoomAnimationDuration?: number;
     /** 时区偏移（分钟） */
     timezoneOffset?: number;
     /** 颜色配置 */
@@ -195,9 +201,22 @@ class Viewport {
     private height: number;
 
     /** 时间范围的最小和最大限制 */
-    private readonly MIN_RANGE = 240 * 1000;
+    private readonly MIN_RANGE = 1200 * 1000;
     private readonly MAX_RANGE = 10 * 24 * 60 * 60 * 1000;
 
+    /** 动画相关状态 */
+    private animationState: {
+        isAnimating: boolean;
+        startTime: number;
+        duration: number;
+        startTimeRange: number;
+        targetTimeRange: number;
+        startCenterTime: number;
+        targetCenterTime: number;
+        animationId?: number;
+        onComplete?: () => void;
+    } | null = null;
+
     constructor(width: number = 800, height: number = 100) {
         this.centerTime = Date.now();
         this.timeRange = 60 * 60 * 1000; // 默认显示1小时
@@ -274,6 +293,99 @@ class Viewport {
         this.centerTime += timeCorrection;
     }
 
+    /** 动画缩放到指定时间范围 */
+    animateToTimeRange(
+        targetRange: number, 
+        duration: number = 300,
+        targetCenterTime?: number,
+        onComplete?: () => void
+    ): void {
+        // 如果已有动画正在进行，取消它
+        if (this.animationState?.animationId) {
+            cancelAnimationFrame(this.animationState.animationId);
+        }
+
+        const startTime = Date.now();
+        const startTimeRange = this.timeRange;
+        const startCenterTime = this.centerTime;
+        
+        // 限制目标范围
+        targetRange = Math.max(this.MIN_RANGE, Math.min(this.MAX_RANGE, targetRange));
+        
+        this.animationState = {
+            isAnimating: true,
+            startTime,
+            duration,
+            startTimeRange,
+            targetTimeRange: targetRange,
+            startCenterTime,
+            targetCenterTime: targetCenterTime ?? this.centerTime,
+            onComplete
+        };
+
+        const animate = () => {
+            if (!this.animationState) return;
+
+            const elapsed = Date.now() - this.animationState.startTime;
+            const progress = Math.min(elapsed / this.animationState.duration, 1);
+            
+            // 使用缓动函数 (easeInOutCubic)
+            const easedProgress = progress < 0.5 
+                ? 4 * progress * progress * progress
+                : 1 - Math.pow(-2 * progress + 2, 3) / 2;
+
+            // 插值计算当前值
+            this.timeRange = this.animationState.startTimeRange + 
+                (this.animationState.targetTimeRange - this.animationState.startTimeRange) * easedProgress;
+            
+            this.centerTime = this.animationState.startCenterTime +
+                (this.animationState.targetCenterTime - this.animationState.startCenterTime) * easedProgress;
+
+            if (progress >= 1) {
+                // 动画完成
+                this.timeRange = this.animationState.targetTimeRange;
+                this.centerTime = this.animationState.targetCenterTime;
+                const onComplete = this.animationState.onComplete;
+                this.animationState = null;
+                if (onComplete) onComplete();
+            } else {
+                // 继续动画
+                this.animationState.animationId = requestAnimationFrame(animate);
+            }
+        };
+
+        this.animationState.animationId = requestAnimationFrame(animate);
+    }
+
+    /** 动画缩放到指定位置和时间范围 */
+    animateZoomAt(
+        targetRange: number,
+        screenX: number,
+        duration: number = 300,
+        onComplete?: () => void
+    ): void {
+        const timeAtMouse = this.screenToTime(screenX);
+        
+        // 计算缩放后的中心时间，保持鼠标位置下的时间不变
+        const currentRatio = (screenX - this.width / 2) / this.width;
+        const targetCenterTime = timeAtMouse - currentRatio * targetRange;
+        
+        this.animateToTimeRange(targetRange, duration, targetCenterTime, onComplete);
+    }
+
+    /** 检查是否正在动画中 */
+    isAnimating(): boolean {
+        return this.animationState?.isAnimating ?? false;
+    }
+
+    /** 停止当前动画 */
+    stopAnimation(): void {
+        if (this.animationState?.animationId) {
+            cancelAnimationFrame(this.animationState.animationId);
+            this.animationState = null;
+        }
+    }
+
     /** 更新视口尺寸 */
     updateSize(width: number, height: number): void {
         this.width = width;
@@ -495,10 +607,27 @@ class InteractionHandler {
     private zoomSensitivity: number;
     private zoomMode: ZoomMode;
     private readonly CLICK_THRESHOLD = 10; // 点击阈值，像素
+    private discreteZoomLevels: number[];
+    private enableSmoothZoom: boolean;
+    private zoomAnimationDuration: number;
     
-    constructor(zoomMode: ZoomMode = ZoomMode.MousePosition, sensitivity: number = 0.001) {
+    // 触摸相关状态
+    private lastTouchDistance: number | null = null;
+    private lastTouchCenter: { x: number; y: number } | null = null;
+    private isTouchZooming: boolean = false;
+
+    constructor(
+        zoomMode: ZoomMode = ZoomMode.MousePosition, 
+        sensitivity: number = 0.001,
+        discreteZoomLevels: number[] = [],
+        enableSmoothZoom: boolean = true,
+        zoomAnimationDuration: number = 300
+    ) {
         this.zoomMode = zoomMode;
         this.zoomSensitivity = sensitivity;
+        this.discreteZoomLevels = discreteZoomLevels;
+        this.enableSmoothZoom = enableSmoothZoom;
+        this.zoomAnimationDuration = zoomAnimationDuration;
     }
 
     /** 计算人体工学优化的缩放因子 */
@@ -545,6 +674,18 @@ class InteractionHandler {
 
     /** 处理滚轮事件 */
     handleWheel(deltaY: number, mouseX: number, viewport: Viewport, markX?: number): void {
+        // 如果正在动画中，忽略滚轮事件
+        if (viewport.isAnimating()) {
+            return;
+        }
+
+        // 如果启用了离散缩放级别
+        if (this.discreteZoomLevels.length > 0) {
+            this.handleDiscreteZoom(deltaY, mouseX, viewport, markX);
+            return;
+        }
+
+        // 原有的连续缩放逻辑
         const zoomFactor = this.calculateZoomFactor(-deltaY);
 
         if (this.zoomMode === ZoomMode.MarkMode && markX) {
@@ -562,7 +703,147 @@ class InteractionHandler {
         }
     }
 
+    /** 处理离散缩放 */
+    private handleDiscreteZoom(deltaY: number, mouseX: number, viewport: Viewport, markX?: number): void {
+        const currentRange = viewport.getTimeRange();
         
+        // 找到当前最接近的缩放级别
+        let currentLevelIndex = 0;
+        let minDiff = Math.abs(this.discreteZoomLevels[0] - currentRange);
+        
+        for (let i = 1; i < this.discreteZoomLevels.length; i++) {
+            const diff = Math.abs(this.discreteZoomLevels[i] - currentRange);
+            if (diff < minDiff) {
+                minDiff = diff;
+                currentLevelIndex = i;
+            }
+        }
+
+        // 根据滚轮方向确定目标级别
+        let targetLevelIndex: number;
+        if (deltaY > 0) {
+            // 向上滚动，缩小（增加时间范围）
+            targetLevelIndex = Math.min(currentLevelIndex + 1, this.discreteZoomLevels.length - 1);
+        } else {
+            // 向下滚动，放大（减少时间范围）
+            targetLevelIndex = Math.max(currentLevelIndex - 1, 0);
+        }
+
+        // 如果级别没有变化，不执行动画
+        if (targetLevelIndex === currentLevelIndex) {
+            return;
+        }
+
+        const targetRange = this.discreteZoomLevels[targetLevelIndex];
+        const zoomX = (this.zoomMode === ZoomMode.MarkMode && markX) ? markX : mouseX;
+
+        if (this.enableSmoothZoom) {
+            // 使用平滑动画
+            if (this.zoomMode === ZoomMode.MousePosition || this.zoomMode === ZoomMode.MarkMode) {
+                viewport.animateZoomAt(targetRange, zoomX, this.zoomAnimationDuration);
+            } else {
+                viewport.animateToTimeRange(targetRange, this.zoomAnimationDuration);
+            }
+        } else {
+            // 立即跳转
+            if (this.zoomMode === ZoomMode.MousePosition || this.zoomMode === ZoomMode.MarkMode) {
+                const timeAtMouse = viewport.screenToTime(zoomX);
+                viewport.setTimeRange(targetRange);
+                const newTimeAtMouse = viewport.screenToTime(zoomX);
+                const timeCorrection = timeAtMouse - newTimeAtMouse;
+                viewport.goToTime(viewport.getCenterTime() + timeCorrection);
+            } else {
+                viewport.setTimeRange(targetRange);
+            }
+        }
+    }
+
+    /** 处理触摸开始事件（支持双指缩放） */
+    handleTouchStart(touches: TouchList): void {
+        if (touches.length === 2) {
+            // 双指触摸，准备缩放
+            this.isTouchZooming = true;
+            this.isDragging = false;
+            
+            const touch1 = touches[0];
+            const touch2 = touches[1];
+            
+            this.lastTouchDistance = Math.sqrt(
+                Math.pow(touch2.clientX - touch1.clientX, 2) + 
+                Math.pow(touch2.clientY - touch1.clientY, 2)
+            );
+            
+            this.lastTouchCenter = {
+                x: (touch1.clientX + touch2.clientX) / 2,
+                y: (touch1.clientY + touch2.clientY) / 2
+            };
+        } else if (touches.length === 1 && !this.isTouchZooming) {
+            // 单指触摸，准备拖拽
+            const touch = touches[0];
+            this.startDrag(touch.clientX, touch.clientY);
+        }
+    }
+
+    /** 处理触摸移动事件 */
+    handleTouchMove(touches: TouchList, viewport: Viewport, canvas: HTMLCanvasElement): void {
+        if (touches.length === 2 && this.isTouchZooming) {
+            // 双指缩放
+            const touch1 = touches[0];
+            const touch2 = touches[1];
+            
+            const currentDistance = Math.sqrt(
+                Math.pow(touch2.clientX - touch1.clientX, 2) + 
+                Math.pow(touch2.clientY - touch1.clientY, 2)
+            );
+            
+            const currentCenter = {
+                x: (touch1.clientX + touch2.clientX) / 2,
+                y: (touch1.clientY + touch2.clientY) / 2
+            };
+            
+            if (this.lastTouchDistance && this.lastTouchCenter) {
+                const scaleChange = currentDistance / this.lastTouchDistance;
+                
+                // 转换为画布坐标
+                const canvasRect = canvas.getBoundingClientRect();
+                const canvasX = currentCenter.x - canvasRect.left;
+                
+                if (this.discreteZoomLevels.length > 0) {
+                    // 对于离散缩放，当缩放变化超过阈值时触发
+                    const threshold = 1.1; // 10% 的变化阈值
+                    if (scaleChange > threshold) {
+                        this.handleDiscreteZoom(-100, canvasX, viewport); // 放大
+                        this.lastTouchDistance = currentDistance; // 重置基准距离
+                    } else if (scaleChange < 1 / threshold) {
+                        this.handleDiscreteZoom(100, canvasX, viewport); // 缩小
+                        this.lastTouchDistance = currentDistance; // 重置基准距离
+                    }
+                } else {
+                    // 连续缩放
+                    viewport.zoomAt(scaleChange, canvasX);
+                    this.lastTouchDistance = currentDistance;
+                }
+            }
+            
+            this.lastTouchCenter = currentCenter;
+            
+        } else if (touches.length === 1 && !this.isTouchZooming) {
+            // 单指拖拽 - 转换为画布坐标
+            const touch = touches[0];
+            const canvasRect = canvas.getBoundingClientRect();
+            const canvasX = touch.clientX - canvasRect.left;
+            const canvasY = touch.clientY - canvasRect.top;
+            this.handleMouseMove(canvasX, canvasY, viewport);
+        }
+    }
+
+    /** 处理触摸结束事件 */
+    handleTouchEnd(): void {
+        this.isTouchZooming = false;
+        this.lastTouchDistance = null;
+        this.lastTouchCenter = null;
+        this.endDrag();
+    }
 
     // Getters & Setters
     getZoomMode(): ZoomMode { return this.zoomMode; }
@@ -608,7 +889,10 @@ class RealTimeTimeline {
         this.scaleManager = new ScaleManager();
         this.interaction = new InteractionHandler(
             this.config.zoomMode,
-            this.config.zoomSensitivity
+            this.config.zoomSensitivity,
+            this.config.discreteZoomLevels,
+            this.config.enableSmoothZoom,
+            this.config.zoomAnimationDuration
         );
 
         // 设置画布事件监听
@@ -625,11 +909,33 @@ class RealTimeTimeline {
 
     /** 合并配置 */
     private mergeConfig(config?: TimelineConfig): Required<TimelineConfig> {
+        // 默认离散缩放级别：从1分钟到10天
+        const defaultDiscreteZoomLevels = [
+            1 * 60 * 1000,       // 1分钟
+            2 * 60 * 1000,       // 2分钟
+            5 * 60 * 1000,       // 5分钟
+            10 * 60 * 1000,      // 10分钟
+            20 * 60 * 1000,      // 20分钟
+            30 * 60 * 1000,      // 30分钟
+            60 * 60 * 1000,      // 1小时
+            2 * 60 * 60 * 1000,  // 2小时
+            6 * 60 * 60 * 1000,  // 6小时
+            12 * 60 * 60 * 1000, // 12小时
+            24 * 60 * 60 * 1000, // 1天
+            2 * 24 * 60 * 60 * 1000,  // 2天
+            7 * 24 * 60 * 60 * 1000,  // 1周
+            14 * 24 * 60 * 60 * 1000, // 2周
+            30 * 24 * 60 * 60 * 1000  // 1个月
+        ];
+
         const defaultConfig: Required<TimelineConfig> = {
             initialCenterTime: Date.now(),
             initialTimeRange: 60 * 60 * 1000, // 1小时
             zoomMode: ZoomMode.MousePosition,
             zoomSensitivity: 0.001,
+            discreteZoomLevels: defaultDiscreteZoomLevels,
+            enableSmoothZoom: true,
+            zoomAnimationDuration: 300,
             timezoneOffset: new Date().getTimezoneOffset(),
             colors: {
                 background: '#1a1a1a',
@@ -665,6 +971,9 @@ class RealTimeTimeline {
             initialTimeRange: config.initialTimeRange ?? defaultConfig.initialTimeRange,
             zoomMode: config.zoomMode ?? defaultConfig.zoomMode,
             zoomSensitivity: config.zoomSensitivity ?? defaultConfig.zoomSensitivity,
+            discreteZoomLevels: config.discreteZoomLevels ?? defaultConfig.discreteZoomLevels,
+            enableSmoothZoom: config.enableSmoothZoom ?? defaultConfig.enableSmoothZoom,
+            zoomAnimationDuration: config.zoomAnimationDuration ?? defaultConfig.zoomAnimationDuration,
             timezoneOffset: config.timezoneOffset ?? defaultConfig.timezoneOffset,
             colors: { ...defaultConfig.colors, ...config.colors },
             sizes: { ...defaultConfig.sizes, ...config.sizes },
@@ -677,25 +986,42 @@ class RealTimeTimeline {
 
     /** 设置事件监听器 */
     private setupEventListeners(): void {
-        // 鼠标按下
+        // 获取统一的坐标处理函数
-        this.canvas.addEventListener('mousedown', (e) => {
+        const getEventCoordinates = (e: MouseEvent | TouchEvent): { x: number; y: number } => {
-            if (e.button === 0) {
-                const rect = this.canvas.getBoundingClientRect();
-                const x = e.clientX - rect.left;
-                const y = e.clientY - rect.top;
-                this.interaction.startDrag(x, y);
-                this.canvas.style.cursor = 'grabbing';
-            } else if (e.button === 2) {
-                e.preventDefault();
-            }
-
-        });
-
-        // 鼠标移动
-        this.canvas.addEventListener('mousemove', (e) => {
             const rect = this.canvas.getBoundingClientRect();
-            const x = e.clientX - rect.left;
+            if ('touches' in e && e.touches.length > 0) {
-            const y = e.clientY - rect.top;
+                // 触摸事件
+                return {
+                    x: e.touches[0].clientX - rect.left,
+                    y: e.touches[0].clientY - rect.top
+                };
+            } else if ('changedTouches' in e && e.changedTouches.length > 0) {
+                // 触摸结束事件
+                return {
+                    x: e.changedTouches[0].clientX - rect.left,
+                    y: e.changedTouches[0].clientY - rect.top
+                };
+            } else {
+                // 鼠标事件
+                const mouseEvent = e as MouseEvent;
+                return {
+                    x: mouseEvent.clientX - rect.left,
+                    y: mouseEvent.clientY - rect.top
+                };
+            }
+        };
+
+        // 统一的开始拖拽处理（鼠标）
+        const handleMouseStart = (e: MouseEvent) => {
+            e.preventDefault();
+            const { x, y } = getEventCoordinates(e);
+            this.interaction.startDrag(x, y);
+            this.canvas.style.cursor = 'grabbing';
+        };
+
+        // 统一的移动处理（鼠标）
+        const handleMouseMove = (e: MouseEvent) => {
+            const { x, y } = getEventCoordinates(e);
 
             // 更新鼠标位置并显示指示线
             this.mousePosition = { x, y };
@@ -706,36 +1032,94 @@ class RealTimeTimeline {
 
             // 使用节流渲染以优化性能
             this.requestRender();
-        });
+        };
 
-        // 鼠标释放
+        // 统一的结束拖拽处理（鼠标）
-        this.canvas.addEventListener('mouseup', (e) => {
+        const handleMouseEnd = (e: MouseEvent) => {
+            const { x, y } = getEventCoordinates(e);
+            
+            // 检查是否为点击（而非拖拽）
+            if (this.interaction.isClick()) {
+                // 获取当前刻度信息用于吸附
+                const ticks = this.scaleManager.calculateTicks(this.viewport);
+                const date = this.viewport.screenToTime(x, true, ticks);
+                this.changeTime(new Date(date));
+            }
+
+            this.interaction.endDrag();
+            this.canvas.style.cursor = 'crosshair';
+        };
+
+        // 触摸事件处理
+        const handleTouchStart = (e: TouchEvent) => {
+            e.preventDefault();
+            this.interaction.handleTouchStart(e.touches);
+            this.canvas.style.cursor = 'grabbing';
+        };
+
+        const handleTouchMove = (e: TouchEvent) => {
+            e.preventDefault();
+            
+            // 对于单指触摸，更新显示位置
+            if (e.touches.length === 1 && !this.interaction.getIsDragging()) {
+                const { x, y } = getEventCoordinates(e);
+                this.mousePosition = { x, y };
+                this.showMouseIndicator = true;
+            }
+            
+            this.interaction.handleTouchMove(e.touches, this.viewport, this.canvas);
+            this.requestRender();
+        };
+
+        const handleTouchEnd = (e: TouchEvent) => {
+            // 检查是否为点击（单指轻触）
+            if (e.changedTouches.length === 1 && this.interaction.isClick()) {
+                const { x } = getEventCoordinates(e);
+                const ticks = this.scaleManager.calculateTicks(this.viewport);
+                const date = this.viewport.screenToTime(x, true, ticks);
+                this.changeTime(new Date(date));
+            }
+
+            this.interaction.handleTouchEnd();
+            this.canvas.style.cursor = 'crosshair';
+        };
+
+        // 鼠标事件
+        this.canvas.addEventListener('mousedown', (e) => {
             if (e.button === 0) {
-                this.interaction.endDrag();
+                handleMouseStart(e);
-                this.canvas.style.cursor = 'crosshair';
             } else if (e.button === 2) {
                 e.preventDefault();
             }
         });
 
+        this.canvas.addEventListener('mousemove', handleMouseMove);
+
+        this.canvas.addEventListener('mouseup', (e) => {
+            if (e.button === 0) {
+                handleMouseEnd(e);
+            } else if (e.button === 2) {
+                e.preventDefault();
+            }
+        });
+
+        // 触摸事件
+        this.canvas.addEventListener('touchstart', handleTouchStart, { passive: false });
+        this.canvas.addEventListener('touchmove', handleTouchMove, { passive: false });
+        this.canvas.addEventListener('touchend', handleTouchEnd, { passive: false });
+        this.canvas.addEventListener('touchcancel', () => {
+            this.interaction.handleTouchEnd();
+            this.canvas.style.cursor = 'crosshair';
+            this.showMouseIndicator = false;
+            this.requestRender();
+        });
+
         // 鼠标离开画布
         this.canvas.addEventListener('mouseleave', () => {
             this.interaction.endDrag();
             this.canvas.style.cursor = 'crosshair';
             this.showMouseIndicator = false;
-            this.requestRender(); // 重新渲染以隐藏鼠标指示线
+            this.requestRender();
-        });
-
-        this.canvas.addEventListener('mouseup', (e) => {
-            // 只有在点击时才添加时间标记
-            if (this.interaction.isClick()) {
-                const rect = this.canvas.getBoundingClientRect();
-                const x = e.clientX - rect.left;
-                // 获取当前刻度信息用于吸附
-                const ticks = this.scaleManager.calculateTicks(this.viewport);
-                const date = this.viewport.screenToTime(x, true, ticks);
-                this.changeTime(new Date(date))
-            }
         });
 
         // 滚轮事件
@@ -802,6 +1186,11 @@ class RealTimeTimeline {
         const width = this.viewport.getWidth();
         const height = this.viewport.getHeight();
 
+        // 如果正在动画中，继续请求下一帧
+        if (this.viewport.isAnimating()) {
+            requestAnimationFrame(() => this.render());
+        }
+
         // 清空画布
         if (this.config.colors.background === 'transparent') {
             // 对于透明背景，使用 clearRect 来清空画布
@@ -1306,6 +1695,8 @@ class RealTimeTimeline {
         if (this.currentTimeUpdateInterval) {
             clearInterval(this.currentTimeUpdateInterval);
         }
+        // 停止任何正在进行的动画
+        this.viewport.stopAnimation();
     }
 }