ffe3de48cc
- 添加isResizing状态跟踪处理进度 - 点击确认调整后按钮显示旋转加载图标和'处理中...'文字 - 处理期间禁用按钮，防止重复点击 - 使用Loader2图标实现旋转动画效果 - 改善用户交互体验，让用户清楚知道系统正在处理
1427 lines
55 KiB
TypeScript
1427 lines
55 KiB
TypeScript
"use client";
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import React, { useRef, useState, useEffect, useCallback } from "react";
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import { createPortal } from "react-dom";
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import { X, Pencil, Circle, ArrowRight, Type, Check, Undo, Trash2, Scissors, Sparkles, Download, Expand, Move, Maximize2, ZoomIn, ZoomOut, Loader2 } from "lucide-react";
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import { Button } from "./ui/button";
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import { Input } from "./ui/input";
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import { toast } from "sonner";
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type Tool = "pen" | "arrow" | "circle" | "text";
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type DrawingAction = {
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type: Tool;
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color: string;
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lineWidth: number;
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points?: { x: number; y: number }[];
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startX?: number;
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startY?: number;
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endX?: number;
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endY?: number;
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radius?: number;
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text?: string;
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fontSize?: number;
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};
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interface ImageAnnotatorProps {
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imageUrl: string;
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onConfirm: (annotatedImageUrl: string) => void;
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onCancel: () => void;
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}
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const COLORS = [
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"#FF0000", // 红色
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"#FF6B00", // 橙色
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"#FFCC00", // 黄色
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"#00CC00", // 绿色
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"#0099FF", // 蓝色
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"#9933FF", // 紫色
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"#FF0099", // 粉色
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"#FFFFFF", // 白色
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"#000000", // 黑色
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];
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const LINE_WIDTHS = [2, 4, 6, 8];
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export function ImageAnnotator({ imageUrl, onConfirm, onCancel }: ImageAnnotatorProps) {
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const canvasRef = useRef<HTMLCanvasElement>(null);
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const containerRef = useRef<HTMLDivElement>(null);
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const [ctx, setCtx] = useState<CanvasRenderingContext2D | null>(null);
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const [image, setImage] = useState<HTMLImageElement | null>(null);
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const [isDrawing, setIsDrawing] = useState(false);
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const [tool, setTool] = useState<Tool>("pen");
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const [color, setColor] = useState("#FF0000");
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const [lineWidth, setLineWidth] = useState(4);
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const [actions, setActions] = useState<DrawingAction[]>([]);
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const [currentAction, setCurrentAction] = useState<DrawingAction | null>(null);
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const [textInput, setTextInput] = useState("");
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const [textPosition, setTextPosition] = useState<{ x: number; y: number } | null>(null);
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const [scale, setScale] = useState(1);
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const [offset, setOffset] = useState({ x: 0, y: 0 });
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const [isLoading, setIsLoading] = useState(true);
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const [isRemovingBg, setIsRemovingBg] = useState(false);
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const [isEnhancing, setIsEnhancing] = useState(false);
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const [isExtending, setIsExtending] = useState(false);
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const [originalImageUrl, setOriginalImageUrl] = useState<string>(imageUrl);
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const [processedImageUrl, setProcessedImageUrl] = useState<string | null>(null);
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const [processedImageBase64, setProcessedImageBase64] = useState<string | null>(null);
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const [processType, setProcessType] = useState<"rmbg" | "enhance" | "extend" | "resize" | null>(null);
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const [mounted, setMounted] = useState(false);
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// 尺寸调整相关状态
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const [isResizeMode, setIsResizeMode] = useState(false);
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const [resizeCanvasWidth, setResizeCanvasWidth] = useState<number>(1920);
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const [resizeCanvasHeight, setResizeCanvasHeight] = useState<number>(1080);
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const [resizeBackgroundColor, setResizeBackgroundColor] = useState<string>("#FFFFFF");
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const [resizeBackgroundTransparent, setResizeBackgroundTransparent] = useState<boolean>(false);
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const [resizeImageScale, setResizeImageScale] = useState<number>(1);
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const [resizeImagePosition, setResizeImagePosition] = useState<{ x: number; y: number }>({ x: 0, y: 0 });
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const [isDraggingResize, setIsDraggingResize] = useState(false);
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const [dragStart, setDragStart] = useState<{ x: number; y: number } | null>(null);
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const [selectedAspectRatio, setSelectedAspectRatio] = useState<string | null>(null); // 选中的比例，null表示自定义
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const [isResizing, setIsResizing] = useState(false); // 尺寸调整处理中状态
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const resizeCanvasRef = useRef<HTMLCanvasElement>(null);
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const resizeContainerRef = useRef<HTMLDivElement>(null);
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// 比例选项定义
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const aspectRatios = [
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{ label: "智能", value: "smart", ratio: null }, // 智能：根据原图比例
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{ label: "21:9", value: "21:9", ratio: 21 / 9 },
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{ label: "16:9", value: "16:9", ratio: 16 / 9 },
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{ label: "3:2", value: "3:2", ratio: 3 / 2 },
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{ label: "4:3", value: "4:3", ratio: 4 / 3 },
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{ label: "1:1", value: "1:1", ratio: 1 / 1 },
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{ label: "3:4", value: "3:4", ratio: 3 / 4 },
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{ label: "2:3", value: "2:3", ratio: 2 / 3 },
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{ label: "9:16", value: "9:16", ratio: 9 / 16 },
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];
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// 根据比例和宽度计算高度
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const calculateHeightFromWidth = (width: number, ratio: number | null) => {
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if (ratio === null) {
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// 智能模式：使用原图比例
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if (image) {
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return Math.round(width * (image.height / image.width));
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}
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return resizeCanvasHeight; // 如果没有原图，保持当前高度
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}
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return Math.round(width / ratio);
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};
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// 处理宽度变化
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const handleWidthChange = (newWidth: number) => {
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setResizeCanvasWidth(newWidth);
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if (selectedAspectRatio) {
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const ratioConfig = aspectRatios.find((r) => r.value === selectedAspectRatio);
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if (ratioConfig) {
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const newHeight = calculateHeightFromWidth(newWidth, ratioConfig.ratio);
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setResizeCanvasHeight(newHeight);
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}
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}
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};
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// 处理高度变化（如果用户手动修改高度，取消比例锁定）
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const handleHeightChange = (newHeight: number) => {
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setResizeCanvasHeight(newHeight);
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// 如果用户手动修改高度，取消比例锁定
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if (selectedAspectRatio) {
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setSelectedAspectRatio(null);
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}
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};
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// 处理比例选择
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const handleAspectRatioSelect = (value: string | null) => {
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setSelectedAspectRatio(value);
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if (value) {
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const ratioConfig = aspectRatios.find((r) => r.value === value);
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if (ratioConfig) {
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const newHeight = calculateHeightFromWidth(resizeCanvasWidth, ratioConfig.ratio);
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setResizeCanvasHeight(newHeight);
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}
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}
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};
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// 确保在客户端渲染
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useEffect(() => {
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setMounted(true);
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}, []);
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// 加载图片
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useEffect(() => {
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setIsLoading(true);
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setOriginalImageUrl(imageUrl);
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setProcessedImageUrl(null);
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setProcessedImageBase64(null);
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setProcessType(null);
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const img = new window.Image();
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img.crossOrigin = "anonymous";
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img.onload = () => {
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setImage(img);
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setIsLoading(false);
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};
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img.onerror = () => {
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setIsLoading(false);
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};
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img.src = imageUrl;
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}, [imageUrl]);
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// 初始化 canvas - 适配弹窗大小，固定编辑器大小，图片缩小显示
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useEffect(() => {
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if (!canvasRef.current || !image || !containerRef.current) return;
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const canvas = canvasRef.current;
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const container = containerRef.current;
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const context = canvas.getContext("2d");
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if (!context) return;
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// 固定弹窗内画布区域大小（减去工具栏和边距，考虑并排显示）
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// 弹窗固定为 1200px x 550px，画布区域约为 1100px x 350px（单图）或 550px x 350px（双图）
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const containerWidth = processedImageBase64 ? 550 : 1100; // 如果有处理后图片，每个区域550px；否则1100px
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const containerHeight = 350; // 550 - 工具栏高度（约200px）
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const scaleX = containerWidth / image.width;
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const scaleY = containerHeight / image.height;
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const newScale = Math.min(scaleX, scaleY, 1); // 不放大，只缩小以适应固定容器
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setScale(newScale);
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canvas.width = image.width * newScale;
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canvas.height = image.height * newScale;
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// 计算居中偏移
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const offsetX = (containerWidth - canvas.width) / 2;
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const offsetY = (containerHeight - canvas.height) / 2;
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setOffset({ x: Math.max(0, offsetX), y: Math.max(0, offsetY) });
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setCtx(context);
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redrawCanvas(context, image, newScale, []);
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}, [image]);
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// 重绘画布
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const redrawCanvas = useCallback(
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(context: CanvasRenderingContext2D, img: HTMLImageElement, currentScale: number, drawActions: DrawingAction[]) => {
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const canvas = context.canvas;
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context.clearRect(0, 0, canvas.width, canvas.height);
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// 绘制图片
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context.drawImage(img, 0, 0, canvas.width, canvas.height);
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// 绘制所有动作
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for (const action of drawActions) {
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drawAction(context, action, currentScale);
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}
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},
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[]
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);
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// 当 actions 变化时重绘
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useEffect(() => {
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if (ctx && image) {
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redrawCanvas(ctx, image, scale, actions);
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}
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}, [actions, ctx, image, scale, redrawCanvas]);
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// 绘制单个动作
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const drawAction = (context: CanvasRenderingContext2D, action: DrawingAction, currentScale: number) => {
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context.strokeStyle = action.color;
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context.fillStyle = action.color;
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context.lineWidth = action.lineWidth;
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context.lineCap = "round";
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context.lineJoin = "round";
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switch (action.type) {
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case "pen":
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if (action.points && action.points.length > 0) {
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context.beginPath();
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context.moveTo(action.points[0].x * currentScale, action.points[0].y * currentScale);
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for (let i = 1; i < action.points.length; i++) {
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context.lineTo(action.points[i].x * currentScale, action.points[i].y * currentScale);
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}
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context.stroke();
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}
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break;
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case "arrow":
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if (action.startX !== undefined && action.startY !== undefined && action.endX !== undefined && action.endY !== undefined) {
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const sx = action.startX * currentScale;
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const sy = action.startY * currentScale;
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const ex = action.endX * currentScale;
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const ey = action.endY * currentScale;
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// 绘制线条
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context.beginPath();
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context.moveTo(sx, sy);
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context.lineTo(ex, ey);
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context.stroke();
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// 绘制箭头
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const angle = Math.atan2(ey - sy, ex - sx);
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const arrowLength = 15 + action.lineWidth * 2;
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context.beginPath();
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context.moveTo(ex, ey);
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context.lineTo(ex - arrowLength * Math.cos(angle - Math.PI / 6), ey - arrowLength * Math.sin(angle - Math.PI / 6));
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context.lineTo(ex - arrowLength * Math.cos(angle + Math.PI / 6), ey - arrowLength * Math.sin(angle + Math.PI / 6));
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context.closePath();
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context.fill();
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}
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break;
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case "circle":
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if (action.startX !== undefined && action.startY !== undefined && action.radius !== undefined) {
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context.beginPath();
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context.arc(action.startX * currentScale, action.startY * currentScale, action.radius * currentScale, 0, 2 * Math.PI);
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context.stroke();
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}
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break;
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case "text":
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if (action.startX !== undefined && action.startY !== undefined && action.text) {
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const fontSize = (action.fontSize || 20) * currentScale;
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context.font = `bold ${fontSize}px sans-serif`;
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context.fillText(action.text, action.startX * currentScale, action.startY * currentScale);
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}
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break;
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}
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};
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// 获取鼠标/触摸位置（转换为原始图片坐标）
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const getPosition = (e: React.MouseEvent | React.TouchEvent) => {
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const canvas = canvasRef.current;
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if (!canvas) return { x: 0, y: 0 };
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const rect = canvas.getBoundingClientRect();
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let clientX: number;
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let clientY: number;
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if ("touches" in e) {
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clientX = e.touches[0].clientX;
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clientY = e.touches[0].clientY;
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} else {
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clientX = e.clientX;
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clientY = e.clientY;
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}
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// 转换为原始图片坐标
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return {
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x: (clientX - rect.left) / scale,
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y: (clientY - rect.top) / scale,
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};
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};
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// 开始绘制
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const handleStart = (e: React.MouseEvent | React.TouchEvent) => {
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if (tool === "text") {
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const pos = getPosition(e);
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setTextPosition(pos);
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return;
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}
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setIsDrawing(true);
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const pos = getPosition(e);
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const newAction: DrawingAction = {
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type: tool,
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color,
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lineWidth,
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};
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if (tool === "pen") {
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newAction.points = [pos];
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} else {
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newAction.startX = pos.x;
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newAction.startY = pos.y;
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newAction.endX = pos.x;
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newAction.endY = pos.y;
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if (tool === "circle") {
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newAction.radius = 0;
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}
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}
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setCurrentAction(newAction);
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};
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// 绘制中
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const handleMove = (e: React.MouseEvent | React.TouchEvent) => {
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if (!isDrawing || !currentAction || !ctx || !image) return;
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const pos = getPosition(e);
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const updatedAction = { ...currentAction };
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if (tool === "pen" && updatedAction.points) {
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updatedAction.points = [...updatedAction.points, pos];
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} else if (tool === "arrow") {
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updatedAction.endX = pos.x;
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updatedAction.endY = pos.y;
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} else if (tool === "circle" && updatedAction.startX !== undefined && updatedAction.startY !== undefined) {
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const dx = pos.x - updatedAction.startX;
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const dy = pos.y - updatedAction.startY;
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updatedAction.radius = Math.sqrt(dx * dx + dy * dy);
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}
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setCurrentAction(updatedAction);
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// 实时重绘
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redrawCanvas(ctx, image, scale, [...actions, updatedAction]);
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};
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// 结束绘制
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const handleEnd = () => {
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if (!isDrawing || !currentAction) return;
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setIsDrawing(false);
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setActions((prev) => [...prev, currentAction]);
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setCurrentAction(null);
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};
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// 添加文字
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const handleAddText = () => {
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if (!textInput.trim() || !textPosition) return;
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const textAction: DrawingAction = {
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type: "text",
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color,
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lineWidth,
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startX: textPosition.x,
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startY: textPosition.y,
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text: textInput,
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fontSize: 20 + lineWidth * 2,
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};
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setActions((prev) => [...prev, textAction]);
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setTextInput("");
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setTextPosition(null);
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};
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// 撤销
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const handleUndo = () => {
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setActions((prev) => prev.slice(0, -1));
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};
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// 清空
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const handleClear = () => {
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setActions([]);
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};
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// 抠图功能
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const handleRemoveBackground = async () => {
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if (!image || !canvasRef.current) return;
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setIsRemovingBg(true);
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try {
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// 获取当前画布的图片（包含标注）
|
||
const canvas = canvasRef.current;
|
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const currentImageData = canvas.toDataURL("image/png");
|
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|
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// 提取Base64数据（去掉data:image/png;base64,前缀）
|
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const base64Data = currentImageData.split(",")[1];
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|
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// 调用抠图API
|
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const response = await fetch("/api/rmbg", {
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method: "POST",
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headers: {
|
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"Content-Type": "application/json",
|
||
},
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body: JSON.stringify({
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image_base64: base64Data,
|
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prompt: "画图标注-抠图处理", // 可选：添加提示词
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}),
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||
});
|
||
|
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if (!response.ok) {
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const error = await response.json();
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throw new Error(error.error || "抠图失败");
|
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}
|
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const result = await response.json();
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if (result.success && result.image_base64) {
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// 保存处理后的图片URL和Base64（优先使用original_url，确保下载的是原图）
|
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if (result.original_url) {
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console.log("[抠图] 原图URL:", result.original_url);
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setProcessedImageUrl(result.original_url);
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} else if (result.thumbnail_url) {
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console.warn("[抠图] ⚠️ 未找到original_url，使用thumbnail_url作为备选");
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setProcessedImageUrl(result.thumbnail_url);
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} else {
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console.warn("[抠图] ⚠️ 未找到图片URL");
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setProcessedImageUrl(null);
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}
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setProcessedImageBase64(result.image_base64);
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setProcessType("rmbg");
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||
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||
toast.success(`抠图完成！图片已保存到相册。处理时间: ${result.processing_time?.toFixed(2) || "未知"}秒`);
|
||
} else {
|
||
throw new Error(result.error || "抠图处理失败");
|
||
}
|
||
} catch (error) {
|
||
console.error("[抠图] 错误:", error);
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||
toast.error(error instanceof Error ? error.message : "抠图失败，请稍后重试");
|
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} finally {
|
||
setIsRemovingBg(false);
|
||
}
|
||
};
|
||
|
||
// 变清晰处理
|
||
const handleEnhance = async () => {
|
||
if (!image || !canvasRef.current) return;
|
||
|
||
setIsEnhancing(true);
|
||
try {
|
||
// 获取当前画布的图片（包含标注）
|
||
const canvas = canvasRef.current;
|
||
const currentImageData = canvas.toDataURL("image/png");
|
||
|
||
// 提取Base64数据（去掉data:image/png;base64,前缀）
|
||
const base64Data = currentImageData.split(",")[1];
|
||
|
||
// 调用变清晰API
|
||
const response = await fetch("/api/enhance", {
|
||
method: "POST",
|
||
headers: {
|
||
"Content-Type": "application/json",
|
||
},
|
||
body: JSON.stringify({
|
||
image_base64: base64Data,
|
||
prompt: "画图标注-变清晰处理", // 可选：添加提示词
|
||
}),
|
||
});
|
||
|
||
if (!response.ok) {
|
||
const error = await response.json();
|
||
throw new Error(error.error || "变清晰处理失败");
|
||
}
|
||
|
||
const result = await response.json();
|
||
|
||
if (result.success && result.image_base64) {
|
||
// 保存处理后的图片URL和Base64（优先使用original_url，确保下载的是原图）
|
||
if (result.original_url) {
|
||
console.log("[变清晰] 原图URL:", result.original_url);
|
||
setProcessedImageUrl(result.original_url);
|
||
} else if (result.thumbnail_url) {
|
||
console.warn("[变清晰] ⚠️ 未找到original_url，使用thumbnail_url作为备选");
|
||
setProcessedImageUrl(result.thumbnail_url);
|
||
} else {
|
||
console.warn("[变清晰] ⚠️ 未找到图片URL");
|
||
setProcessedImageUrl(null);
|
||
}
|
||
setProcessedImageBase64(result.image_base64);
|
||
setProcessType("enhance");
|
||
|
||
toast.success(`变清晰完成！图片已保存到相册。处理时间: ${result.processing_time?.toFixed(2) || "未知"}秒`);
|
||
} else {
|
||
throw new Error(result.error || "变清晰处理失败");
|
||
}
|
||
} catch (error) {
|
||
console.error("[变清晰] 错误:", error);
|
||
toast.error(error instanceof Error ? error.message : "变清晰失败，请稍后重试");
|
||
} finally {
|
||
setIsEnhancing(false);
|
||
}
|
||
};
|
||
|
||
// 尺寸调整功能
|
||
const handleResize = () => {
|
||
if (!image) return;
|
||
setIsResizeMode(true);
|
||
// 初始化尺寸为原图尺寸
|
||
setResizeCanvasWidth(image.width);
|
||
setResizeCanvasHeight(image.height);
|
||
setSelectedAspectRatio(null); // 重置比例选择
|
||
// 初始化图片位置为画布中心
|
||
setResizeImagePosition({ x: 0, y: 0 });
|
||
setResizeImageScale(1);
|
||
};
|
||
|
||
// 尺寸调整：处理图片拖拽
|
||
const handleResizeImageDragStart = (e: React.MouseEvent | React.TouchEvent) => {
|
||
if (!isResizeMode || !resizeCanvasRef.current) return;
|
||
e.stopPropagation();
|
||
setIsDraggingResize(true);
|
||
const canvas = resizeCanvasRef.current;
|
||
const rect = canvas.getBoundingClientRect();
|
||
const clientX = "touches" in e ? e.touches[0].clientX : e.clientX;
|
||
const clientY = "touches" in e ? e.touches[0].clientY : e.clientY;
|
||
|
||
// 计算相对于画布的坐标
|
||
const canvasX = ((clientX - rect.left) / rect.width) * canvas.width;
|
||
const canvasY = ((clientY - rect.top) / rect.height) * canvas.height;
|
||
|
||
// 计算画布中心到图片中心的偏移（考虑显示缩放）
|
||
const containerWidth = resizeContainerRef.current?.clientWidth || canvas.width;
|
||
const containerHeight = resizeContainerRef.current?.clientHeight || canvas.height;
|
||
const canvasAspect = resizeCanvasWidth / resizeCanvasHeight;
|
||
const containerAspect = containerWidth / containerHeight;
|
||
const displayScale = canvasAspect > containerAspect
|
||
? (containerWidth / resizeCanvasWidth)
|
||
: (containerHeight / resizeCanvasHeight);
|
||
|
||
// 保存拖拽起始点（相对于画布中心）
|
||
const centerX = canvas.width / 2;
|
||
const centerY = canvas.height / 2;
|
||
const offsetX = (canvasX - centerX) / displayScale - resizeImagePosition.x;
|
||
const offsetY = (canvasY - centerY) / displayScale - resizeImagePosition.y;
|
||
setDragStart({ x: offsetX, y: offsetY });
|
||
};
|
||
|
||
const handleResizeImageDrag = (e: React.MouseEvent | React.TouchEvent) => {
|
||
if (!isDraggingResize || !dragStart || !resizeCanvasRef.current) return;
|
||
e.preventDefault();
|
||
e.stopPropagation();
|
||
const canvas = resizeCanvasRef.current;
|
||
const rect = canvas.getBoundingClientRect();
|
||
const clientX = "touches" in e ? e.touches[0].clientX : e.clientX;
|
||
const clientY = "touches" in e ? e.touches[0].clientY : e.clientY;
|
||
|
||
// 计算相对于画布的坐标
|
||
const canvasX = ((clientX - rect.left) / rect.width) * canvas.width;
|
||
const canvasY = ((clientY - rect.top) / rect.height) * canvas.height;
|
||
|
||
// 计算显示缩放
|
||
const containerWidth = resizeContainerRef.current?.clientWidth || canvas.width;
|
||
const containerHeight = resizeContainerRef.current?.clientHeight || canvas.height;
|
||
const canvasAspect = resizeCanvasWidth / resizeCanvasHeight;
|
||
const containerAspect = containerWidth / containerHeight;
|
||
const displayScale = canvasAspect > containerAspect
|
||
? (containerWidth / resizeCanvasWidth)
|
||
: (containerHeight / resizeCanvasHeight);
|
||
|
||
// 计算新的图片位置（相对于画布中心）
|
||
const centerX = canvas.width / 2;
|
||
const centerY = canvas.height / 2;
|
||
const newX = ((canvasX - centerX) / displayScale) - dragStart.x;
|
||
const newY = ((canvasY - centerY) / displayScale) - dragStart.y;
|
||
|
||
setResizeImagePosition({ x: newX, y: newY });
|
||
};
|
||
|
||
const handleResizeImageDragEnd = () => {
|
||
setIsDraggingResize(false);
|
||
setDragStart(null);
|
||
};
|
||
|
||
// 尺寸调整：放大图片
|
||
const handleResizeZoomIn = () => {
|
||
if (!isResizeMode) return;
|
||
setResizeImageScale((prev) => Math.min(prev * 1.2, 5)); // 最大5倍
|
||
};
|
||
|
||
// 尺寸调整：缩小图片
|
||
const handleResizeZoomOut = () => {
|
||
if (!isResizeMode) return;
|
||
setResizeImageScale((prev) => Math.max(prev / 1.2, 0.1)); // 最小0.1倍
|
||
};
|
||
|
||
// 尺寸调整：处理图片缩放（鼠标滚轮）
|
||
const handleResizeImageWheel = (e: React.WheelEvent) => {
|
||
if (!isResizeMode || !image) return;
|
||
e.preventDefault();
|
||
const delta = e.deltaY > 0 ? -0.1 : 0.1;
|
||
const newScale = Math.max(0.1, Math.min(5, resizeImageScale + delta));
|
||
setResizeImageScale(newScale);
|
||
};
|
||
|
||
// 尺寸调整：渲染预览
|
||
useEffect(() => {
|
||
if (!isResizeMode || !resizeCanvasRef.current || !image || !resizeContainerRef.current) return;
|
||
|
||
const canvas = resizeCanvasRef.current;
|
||
const container = resizeContainerRef.current;
|
||
const ctx = canvas.getContext("2d");
|
||
if (!ctx) return;
|
||
|
||
// 计算画布显示尺寸（适应容器）
|
||
const containerWidth = container.clientWidth;
|
||
const containerHeight = container.clientHeight;
|
||
const canvasAspect = resizeCanvasWidth / resizeCanvasHeight;
|
||
const containerAspect = containerWidth / containerHeight;
|
||
|
||
let displayWidth: number;
|
||
let displayHeight: number;
|
||
let displayScale: number;
|
||
|
||
if (canvasAspect > containerAspect) {
|
||
displayWidth = containerWidth;
|
||
displayHeight = containerWidth / canvasAspect;
|
||
displayScale = displayWidth / resizeCanvasWidth;
|
||
} else {
|
||
displayHeight = containerHeight;
|
||
displayWidth = containerHeight * canvasAspect;
|
||
displayScale = displayHeight / resizeCanvasHeight;
|
||
}
|
||
|
||
canvas.width = displayWidth;
|
||
canvas.height = displayHeight;
|
||
|
||
// 清空画布
|
||
ctx.clearRect(0, 0, canvas.width, canvas.height);
|
||
|
||
// 绘制背景（如果设置了背景颜色且不是透明）
|
||
if (!resizeBackgroundTransparent) {
|
||
ctx.fillStyle = resizeBackgroundColor;
|
||
ctx.fillRect(0, 0, canvas.width, canvas.height);
|
||
}
|
||
|
||
// 绘制图片（考虑缩放和位置）
|
||
const imageDisplayWidth = image.width * resizeImageScale * displayScale;
|
||
const imageDisplayHeight = image.height * resizeImageScale * displayScale;
|
||
const imageX = (canvas.width / 2) + (resizeImagePosition.x * displayScale);
|
||
const imageY = (canvas.height / 2) + (resizeImagePosition.y * displayScale);
|
||
|
||
// 绘制图片（不设置透明度，保持原图清晰度）
|
||
ctx.drawImage(
|
||
image,
|
||
imageX - imageDisplayWidth / 2,
|
||
imageY - imageDisplayHeight / 2,
|
||
imageDisplayWidth,
|
||
imageDisplayHeight
|
||
);
|
||
}, [isResizeMode, resizeCanvasWidth, resizeCanvasHeight, resizeBackgroundColor, resizeBackgroundTransparent, resizeImageScale, resizeImagePosition, image]);
|
||
|
||
// 尺寸调整：导出为指定尺寸的图片并上传到存储桶
|
||
const handleResizeConfirm = async () => {
|
||
if (!image || !isResizeMode || isResizing) return;
|
||
|
||
setIsResizing(true);
|
||
try {
|
||
// 创建指定尺寸的画布
|
||
const exportCanvas = document.createElement("canvas");
|
||
exportCanvas.width = resizeCanvasWidth;
|
||
exportCanvas.height = resizeCanvasHeight;
|
||
const exportCtx = exportCanvas.getContext("2d");
|
||
if (!exportCtx) return;
|
||
|
||
// 绘制背景
|
||
if (!resizeBackgroundTransparent) {
|
||
exportCtx.fillStyle = resizeBackgroundColor;
|
||
exportCtx.fillRect(0, 0, exportCanvas.width, exportCanvas.height);
|
||
}
|
||
|
||
// 计算图片在画布上的实际尺寸和位置
|
||
const imageWidth = image.width * resizeImageScale;
|
||
const imageHeight = image.height * resizeImageScale;
|
||
const imageX = (exportCanvas.width / 2) + resizeImagePosition.x;
|
||
const imageY = (exportCanvas.height / 2) + resizeImagePosition.y;
|
||
|
||
// 绘制图片
|
||
exportCtx.drawImage(
|
||
image,
|
||
imageX - imageWidth / 2,
|
||
imageY - imageHeight / 2,
|
||
imageWidth,
|
||
imageHeight
|
||
);
|
||
|
||
// 导出为图片
|
||
const mimeType = resizeBackgroundTransparent ? "image/png" : "image/jpeg";
|
||
const dataUrl = exportCanvas.toDataURL(mimeType, 0.95);
|
||
const base64Data = dataUrl.split(",")[1];
|
||
|
||
// 调用API上传到存储桶并保存到数据库
|
||
const response = await fetch("/api/resize", {
|
||
method: "POST",
|
||
headers: {
|
||
"Content-Type": "application/json",
|
||
},
|
||
body: JSON.stringify({
|
||
image_base64: base64Data,
|
||
prompt: `尺寸调整处理 - ${resizeCanvasWidth}x${resizeCanvasHeight}`,
|
||
canvasWidth: resizeCanvasWidth,
|
||
canvasHeight: resizeCanvasHeight,
|
||
mimeType: mimeType,
|
||
}),
|
||
});
|
||
|
||
if (!response.ok) {
|
||
const error = await response.json();
|
||
throw new Error(error.error || "上传失败");
|
||
}
|
||
|
||
const result = await response.json();
|
||
|
||
if (result.success) {
|
||
// 保存处理后的图片URL和Base64（优先使用original_url，确保下载的是原图）
|
||
if (result.original_url) {
|
||
console.log("[尺寸调整] 原图URL:", result.original_url);
|
||
setProcessedImageUrl(result.original_url);
|
||
} else {
|
||
setProcessedImageUrl(null);
|
||
}
|
||
setProcessedImageBase64(base64Data);
|
||
setProcessType("resize");
|
||
// 不退出尺寸调整模式，保持原图显示
|
||
// setIsResizeMode(false);
|
||
|
||
toast.success(`尺寸调整完成！图片已调整为 ${resizeCanvasWidth}x${resizeCanvasHeight} 像素，已保存到相册`);
|
||
} else {
|
||
throw new Error(result.error || "尺寸调整处理失败");
|
||
}
|
||
} catch (error) {
|
||
console.error("[尺寸调整] 错误:", error);
|
||
toast.error(error instanceof Error ? error.message : "尺寸调整失败，请稍后重试");
|
||
} finally {
|
||
setIsResizing(false);
|
||
}
|
||
};
|
||
|
||
// 图像拓展处理
|
||
const handleExtend = async () => {
|
||
if (!image || !canvasRef.current) return;
|
||
|
||
setIsExtending(true);
|
||
try {
|
||
// 获取当前画布的图片（包含标注）
|
||
const canvas = canvasRef.current;
|
||
const currentImageData = canvas.toDataURL("image/png");
|
||
|
||
// 提取Base64数据（去掉data:image/png;base64,前缀）
|
||
const base64Data = currentImageData.split(",")[1];
|
||
|
||
// 调用图像拓展API
|
||
const response = await fetch("/api/extend", {
|
||
method: "POST",
|
||
headers: {
|
||
"Content-Type": "application/json",
|
||
},
|
||
body: JSON.stringify({
|
||
image_base64: base64Data,
|
||
prompt: "画图标注-图像拓展处理", // 可选：添加提示词
|
||
}),
|
||
});
|
||
|
||
if (!response.ok) {
|
||
const error = await response.json();
|
||
throw new Error(error.error || "图像拓展处理失败");
|
||
}
|
||
|
||
const result = await response.json();
|
||
|
||
if (result.success && result.base64) {
|
||
// 保存处理后的图片URL和Base64（优先使用original_url，确保下载的是原图）
|
||
if (result.original_url) {
|
||
console.log("[图像拓展] 原图URL:", result.original_url);
|
||
setProcessedImageUrl(result.original_url);
|
||
} else if (result.thumbnail_url) {
|
||
console.warn("[图像拓展] ⚠️ 未找到original_url，使用thumbnail_url作为备选");
|
||
setProcessedImageUrl(result.thumbnail_url);
|
||
} else {
|
||
console.warn("[图像拓展] ⚠️ 未找到图片URL");
|
||
setProcessedImageUrl(null);
|
||
}
|
||
setProcessedImageBase64(result.base64);
|
||
setProcessType("extend");
|
||
|
||
toast.success(`图像拓展完成！图片已保存到相册。处理时间: ${result.processing_time?.toFixed(2) || "未知"}秒`);
|
||
} else {
|
||
throw new Error(result.error || "图像拓展处理失败");
|
||
}
|
||
} catch (error) {
|
||
console.error("[图像拓展] 错误:", error);
|
||
toast.error(error instanceof Error ? error.message : "图像拓展失败，请稍后重试");
|
||
} finally {
|
||
setIsExtending(false);
|
||
}
|
||
};
|
||
|
||
// 下载处理后的图片（必须使用原图URL或Base64）
|
||
const handleDownloadProcessed = async () => {
|
||
try {
|
||
// 确定文件类型和MIME类型
|
||
const isPng = processType === "rmbg" || processType === "resize";
|
||
const fileExtension = isPng ? "png" : "jpg";
|
||
const mimeType = isPng ? "image/png" : "image/jpeg";
|
||
const fileName = processType === "rmbg"
|
||
? `抠图-${Date.now()}.${fileExtension}`
|
||
: processType === "enhance"
|
||
? `变清晰-${Date.now()}.${fileExtension}`
|
||
: processType === "resize"
|
||
? `尺寸调整-${resizeCanvasWidth}x${resizeCanvasHeight}-${Date.now()}.${fileExtension}`
|
||
: `图像拓展-${Date.now()}.${fileExtension}`;
|
||
|
||
// 如果尺寸调整使用Base64，直接下载（优先使用URL，如果没有URL则使用Base64）
|
||
if (processType === "resize") {
|
||
if (processedImageUrl) {
|
||
// 如果有URL，使用URL下载
|
||
const response = await fetch(processedImageUrl);
|
||
if (!response.ok) {
|
||
throw new Error(`下载失败: ${response.status} ${response.statusText}`);
|
||
}
|
||
const blob = await response.blob();
|
||
const url = window.URL.createObjectURL(blob);
|
||
const link = document.createElement("a");
|
||
link.href = url;
|
||
link.download = fileName;
|
||
document.body.appendChild(link);
|
||
link.click();
|
||
document.body.removeChild(link);
|
||
window.URL.revokeObjectURL(url);
|
||
toast.success("图片下载成功");
|
||
return;
|
||
} else if (processedImageBase64) {
|
||
// 如果没有URL，使用Base64下载
|
||
const dataUrl = `data:${mimeType};base64,${processedImageBase64}`;
|
||
const link = document.createElement("a");
|
||
link.href = dataUrl;
|
||
link.download = fileName;
|
||
document.body.appendChild(link);
|
||
link.click();
|
||
document.body.removeChild(link);
|
||
toast.success("图片下载成功");
|
||
return;
|
||
} else {
|
||
toast.error("图片数据不可用，无法下载");
|
||
return;
|
||
}
|
||
}
|
||
|
||
// 其他情况使用URL下载
|
||
if (!processedImageUrl) {
|
||
toast.error("原图地址不可用，无法下载");
|
||
return;
|
||
}
|
||
|
||
// 确保使用的是原图URL（检查URL中是否包含thumb标识）
|
||
let downloadUrl = processedImageUrl;
|
||
if (downloadUrl.includes("-thumb") || downloadUrl.includes("/thumb/") || downloadUrl.includes("thumbnail")) {
|
||
// 如果URL包含thumb标识，尝试转换为原图URL
|
||
downloadUrl = downloadUrl
|
||
.replace(/-thumb-/g, "-orig-")
|
||
.replace(/\/thumb\//g, "/orig/")
|
||
.replace(/thumbnail/g, "original");
|
||
console.warn("[下载] ⚠️ 检测到缩略图URL，已转换为原图URL:", downloadUrl);
|
||
}
|
||
|
||
console.log("[下载] 下载URL:", downloadUrl);
|
||
|
||
// 从原图URL下载（原图已上传到S3）
|
||
const response = await fetch(downloadUrl);
|
||
if (!response.ok) {
|
||
throw new Error(`下载原图失败: ${response.status} ${response.statusText}`);
|
||
}
|
||
const blob = await response.blob();
|
||
console.log("[下载] 下载的图片大小:", blob.size, "bytes");
|
||
const url = window.URL.createObjectURL(blob);
|
||
const link = document.createElement("a");
|
||
link.href = url;
|
||
link.download = fileName;
|
||
document.body.appendChild(link);
|
||
link.click();
|
||
document.body.removeChild(link);
|
||
window.URL.revokeObjectURL(url);
|
||
|
||
toast.success("原图下载成功");
|
||
} catch (error) {
|
||
console.error("[下载] 错误:", error);
|
||
toast.error(`下载失败: ${error instanceof Error ? error.message : "请稍后重试"}`);
|
||
}
|
||
};
|
||
|
||
// 确认
|
||
const handleConfirm = () => {
|
||
// 优先使用处理后的图片（如果有）
|
||
if (processedImageUrl) {
|
||
// 如果有处理后的图片URL，直接使用它
|
||
onConfirm(processedImageUrl);
|
||
return;
|
||
}
|
||
|
||
if (processedImageBase64) {
|
||
// 如果有处理后的图片Base64，转换为data URL
|
||
const mimeType = processType === "rmbg" || processType === "resize" ? "image/png" : "image/jpeg";
|
||
const dataUrl = `data:${mimeType};base64,${processedImageBase64}`;
|
||
onConfirm(dataUrl);
|
||
return;
|
||
}
|
||
|
||
// 否则，导出标注后的图片
|
||
const canvas = canvasRef.current;
|
||
if (!canvas || !image) return;
|
||
|
||
// 创建一个新的 canvas 用于导出原始尺寸
|
||
const exportCanvas = document.createElement("canvas");
|
||
exportCanvas.width = image.width;
|
||
exportCanvas.height = image.height;
|
||
const exportCtx = exportCanvas.getContext("2d");
|
||
if (!exportCtx) return;
|
||
|
||
// 绘制原始图片
|
||
exportCtx.drawImage(image, 0, 0);
|
||
|
||
// 绘制所有动作（使用原始尺寸）
|
||
for (const action of actions) {
|
||
drawAction(exportCtx, action, 1);
|
||
}
|
||
|
||
// 导出为 data URL
|
||
const dataUrl = exportCanvas.toDataURL("image/png");
|
||
onConfirm(dataUrl);
|
||
};
|
||
|
||
// 弹窗内容
|
||
const modalContent = (
|
||
<div
|
||
className="fixed inset-0 z-[9999] flex items-center justify-center bg-background"
|
||
onClick={onCancel}
|
||
>
|
||
{/* 弹窗容器 - 全屏显示 */}
|
||
<div
|
||
className="flex flex-col overflow-hidden w-full h-full"
|
||
onClick={(e) => e.stopPropagation()}
|
||
>
|
||
{/* 顶部标题栏 */}
|
||
<div className="flex items-center justify-between border-b px-4 py-3">
|
||
<span className="text-base font-medium">图片编辑</span>
|
||
<div className="flex items-center gap-2">
|
||
<Button
|
||
variant="ghost"
|
||
size="sm"
|
||
onClick={handleRemoveBackground}
|
||
disabled={isRemovingBg || isEnhancing || isExtending || isResizeMode || !image}
|
||
title="移除背景（抠图）"
|
||
>
|
||
<Scissors className={`mr-1 h-4 w-4 ${isRemovingBg ? "animate-spin" : ""}`} />
|
||
{isRemovingBg ? "处理中..." : "抠图"}
|
||
</Button>
|
||
<Button
|
||
variant="ghost"
|
||
size="sm"
|
||
onClick={handleEnhance}
|
||
disabled={isEnhancing || isRemovingBg || isExtending || isResizeMode || !image}
|
||
title="图片变清晰"
|
||
>
|
||
<Sparkles className={`mr-1 h-4 w-4 ${isEnhancing ? "animate-spin" : ""}`} />
|
||
{isEnhancing ? "处理中..." : "变清晰"}
|
||
</Button>
|
||
<Button
|
||
variant="ghost"
|
||
size="sm"
|
||
onClick={handleExtend}
|
||
disabled={isExtending || isRemovingBg || isEnhancing || isResizeMode || !image}
|
||
title="图像拓展"
|
||
>
|
||
<Expand className={`mr-1 h-4 w-4 ${isExtending ? "animate-spin" : ""}`} />
|
||
{isExtending ? "处理中..." : "图像拓展"}
|
||
</Button>
|
||
<Button
|
||
variant="ghost"
|
||
size="sm"
|
||
onClick={handleResize}
|
||
disabled={isResizeMode || isRemovingBg || isEnhancing || isExtending || !image}
|
||
title="尺寸调整"
|
||
>
|
||
<Maximize2 className="mr-1 h-4 w-4" />
|
||
尺寸调整
|
||
</Button>
|
||
<Button variant="ghost" size="sm" onClick={handleUndo} disabled={actions.length === 0}>
|
||
<Undo className="mr-1 h-4 w-4" />
|
||
撤销
|
||
</Button>
|
||
<Button variant="ghost" size="sm" onClick={handleClear} disabled={actions.length === 0}>
|
||
<Trash2 className="mr-1 h-4 w-4" />
|
||
清空
|
||
</Button>
|
||
<Button variant="ghost" size="sm" onClick={onCancel}>
|
||
<X className="mr-1 h-4 w-4" />
|
||
取消
|
||
</Button>
|
||
<Button size="sm" onClick={handleConfirm} className="bg-primary text-primary-foreground hover:bg-primary/90">
|
||
<Check className="mr-1 h-4 w-4" />
|
||
发送到新对话
|
||
</Button>
|
||
</div>
|
||
</div>
|
||
|
||
{/* 工具选择栏 / 尺寸调整工具栏 */}
|
||
{isResizeMode ? (
|
||
/* 尺寸调整模式下显示尺寸调整工具栏 */
|
||
<div className="flex flex-col gap-3 border-b px-4 py-3 bg-muted/30">
|
||
{/* 比例选择和尺寸输入在同一行 */}
|
||
<div className="flex items-center gap-4 flex-wrap">
|
||
{/* 比例选择 */}
|
||
<div className="flex items-center gap-2">
|
||
<label className="text-sm font-medium whitespace-nowrap">选择比例:</label>
|
||
<div className="flex items-center gap-2 overflow-x-auto pb-1">
|
||
{aspectRatios.map((ratio) => (
|
||
<button
|
||
key={ratio.value}
|
||
type="button"
|
||
onClick={() => handleAspectRatioSelect(ratio.value === selectedAspectRatio ? null : ratio.value)}
|
||
className={`flex flex-col items-center justify-center gap-1 px-3 py-2 rounded-lg border transition-colors whitespace-nowrap ${
|
||
selectedAspectRatio === ratio.value
|
||
? "bg-primary text-primary-foreground border-primary"
|
||
: "bg-background hover:bg-muted border-border"
|
||
}`}
|
||
title={ratio.label}
|
||
>
|
||
<div
|
||
className={`border-2 rounded flex items-center justify-center ${
|
||
selectedAspectRatio === ratio.value ? "border-primary-foreground" : "border-foreground"
|
||
}`}
|
||
style={{
|
||
width: ratio.value === "smart" ? "16px" : ratio.ratio && ratio.ratio > 1 ? "24px" : ratio.ratio && ratio.ratio < 1 ? "12px" : "16px",
|
||
height: ratio.value === "smart" ? "16px" : ratio.ratio && ratio.ratio > 1 ? "12px" : ratio.ratio && ratio.ratio < 1 ? "24px" : "16px",
|
||
}}
|
||
>
|
||
{ratio.value === "smart" && (
|
||
<Maximize2 className="h-3 w-3" />
|
||
)}
|
||
</div>
|
||
<span className="text-xs">{ratio.label}</span>
|
||
</button>
|
||
))}
|
||
</div>
|
||
</div>
|
||
|
||
{/* 尺寸输入 */}
|
||
<div className="flex items-center gap-4">
|
||
<div className="flex items-center gap-2">
|
||
<label className="text-sm font-medium">宽度:</label>
|
||
<Input
|
||
type="number"
|
||
value={resizeCanvasWidth}
|
||
onChange={(e) => handleWidthChange(Number.parseInt(e.target.value) || 1)}
|
||
className="w-24 h-8"
|
||
min={1}
|
||
max={10000}
|
||
/>
|
||
<span className="text-xs text-muted-foreground">px</span>
|
||
</div>
|
||
<div className="flex items-center gap-2">
|
||
<label className="text-sm font-medium">高度:</label>
|
||
<Input
|
||
type="number"
|
||
value={resizeCanvasHeight}
|
||
onChange={(e) => handleHeightChange(Number.parseInt(e.target.value) || 1)}
|
||
className="w-24 h-8"
|
||
min={1}
|
||
max={10000}
|
||
/>
|
||
<span className="text-xs text-muted-foreground">px</span>
|
||
</div>
|
||
<div className="flex items-center gap-2">
|
||
<label className="text-sm font-medium">背景:</label>
|
||
<input
|
||
type="color"
|
||
value={resizeBackgroundColor}
|
||
onChange={(e) => setResizeBackgroundColor(e.target.value)}
|
||
disabled={resizeBackgroundTransparent}
|
||
className="w-12 h-8 rounded border cursor-pointer disabled:opacity-50"
|
||
/>
|
||
</div>
|
||
<div className="flex items-center gap-2">
|
||
<label className="text-sm font-medium flex items-center gap-1">
|
||
<input
|
||
type="checkbox"
|
||
checked={resizeBackgroundTransparent}
|
||
onChange={(e) => setResizeBackgroundTransparent(e.target.checked)}
|
||
className="w-4 h-4"
|
||
/>
|
||
透明
|
||
</label>
|
||
</div>
|
||
</div>
|
||
|
||
{/* 操作按钮 */}
|
||
<div className="flex items-center gap-2 ml-auto">
|
||
<Button
|
||
variant="outline"
|
||
size="sm"
|
||
onClick={handleResizeZoomOut}
|
||
title="缩小"
|
||
className="h-8 w-8 p-0"
|
||
>
|
||
<ZoomOut className="h-4 w-4" />
|
||
</Button>
|
||
<Button
|
||
variant="outline"
|
||
size="sm"
|
||
onClick={handleResizeZoomIn}
|
||
title="放大"
|
||
className="h-8 w-8 p-0"
|
||
>
|
||
<ZoomIn className="h-4 w-4" />
|
||
</Button>
|
||
<Button
|
||
variant="ghost"
|
||
size="sm"
|
||
onClick={() => {
|
||
setIsResizeMode(false);
|
||
setResizeImageScale(1);
|
||
setResizeImagePosition({ x: 0, y: 0 });
|
||
}}
|
||
>
|
||
取消
|
||
</Button>
|
||
<Button
|
||
size="sm"
|
||
onClick={handleResizeConfirm}
|
||
disabled={isResizing}
|
||
className="bg-primary text-primary-foreground hover:bg-primary/90 disabled:opacity-50 disabled:cursor-not-allowed"
|
||
>
|
||
{isResizing ? (
|
||
<>
|
||
<Loader2 className="mr-1 h-4 w-4 animate-spin" />
|
||
处理中...
|
||
</>
|
||
) : (
|
||
"确认调整"
|
||
)}
|
||
</Button>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
) : (
|
||
/* 非尺寸调整模式下显示图片标注工具栏 */
|
||
<div className="flex flex-wrap items-center justify-center gap-3 border-b px-4 py-2">
|
||
{/* 工具按钮 */}
|
||
<div className="flex items-center gap-1 rounded-lg bg-muted p-1">
|
||
<button
|
||
type="button"
|
||
className={`rounded-md p-1.5 transition-colors ${tool === "pen" ? "bg-primary text-primary-foreground" : "text-muted-foreground hover:bg-muted-foreground/10 hover:text-foreground"}`}
|
||
onClick={() => setTool("pen")}
|
||
title="画笔"
|
||
>
|
||
<Pencil className="h-4 w-4" />
|
||
</button>
|
||
<button
|
||
type="button"
|
||
className={`rounded-md p-1.5 transition-colors ${tool === "arrow" ? "bg-primary text-primary-foreground" : "text-muted-foreground hover:bg-muted-foreground/10 hover:text-foreground"}`}
|
||
onClick={() => setTool("arrow")}
|
||
title="箭头"
|
||
>
|
||
<ArrowRight className="h-4 w-4" />
|
||
</button>
|
||
<button
|
||
type="button"
|
||
className={`rounded-md p-1.5 transition-colors ${tool === "circle" ? "bg-primary text-primary-foreground" : "text-muted-foreground hover:bg-muted-foreground/10 hover:text-foreground"}`}
|
||
onClick={() => setTool("circle")}
|
||
title="圆圈"
|
||
>
|
||
<Circle className="h-4 w-4" />
|
||
</button>
|
||
<button
|
||
type="button"
|
||
className={`rounded-md p-1.5 transition-colors ${tool === "text" ? "bg-primary text-primary-foreground" : "text-muted-foreground hover:bg-muted-foreground/10 hover:text-foreground"}`}
|
||
onClick={() => setTool("text")}
|
||
title="文字"
|
||
>
|
||
<Type className="h-4 w-4" />
|
||
</button>
|
||
</div>
|
||
|
||
{/* 颜色选择 */}
|
||
<div className="flex items-center gap-1 rounded-lg bg-muted p-1">
|
||
{COLORS.map((c) => (
|
||
<button
|
||
key={c}
|
||
type="button"
|
||
className={`h-6 w-6 rounded-full border-2 transition-transform ${color === c ? "scale-110 border-primary" : "border-transparent hover:scale-105"}`}
|
||
style={{ backgroundColor: c }}
|
||
onClick={() => setColor(c)}
|
||
title={c}
|
||
/>
|
||
))}
|
||
</div>
|
||
|
||
{/* 线宽选择 */}
|
||
<div className="flex items-center gap-1 rounded-lg bg-muted p-1">
|
||
{LINE_WIDTHS.map((w) => (
|
||
<button
|
||
key={w}
|
||
type="button"
|
||
className={`flex h-7 w-7 items-center justify-center rounded-md transition-colors ${lineWidth === w ? "bg-primary/20" : "hover:bg-muted-foreground/10"}`}
|
||
onClick={() => setLineWidth(w)}
|
||
title={`线宽 ${w}px`}
|
||
>
|
||
<div className="rounded-full bg-foreground" style={{ width: w + 2, height: w + 2 }} />
|
||
</button>
|
||
))}
|
||
</div>
|
||
</div>
|
||
)}
|
||
|
||
{/* 画布区域 - 并排显示原图和处理后的图片 */}
|
||
<div ref={containerRef} className="flex flex-1 items-center justify-center gap-2 overflow-hidden bg-muted/30 p-2">
|
||
{isLoading ? (
|
||
/* 加载动画 */
|
||
<div className="flex flex-col items-center justify-center gap-3">
|
||
<div className="flex items-center gap-1">
|
||
<span
|
||
className="h-2 w-2 rounded-full bg-primary animate-bounce"
|
||
style={{ animationDelay: "0ms" }}
|
||
/>
|
||
<span
|
||
className="h-2 w-2 rounded-full bg-primary animate-bounce"
|
||
style={{ animationDelay: "150ms" }}
|
||
/>
|
||
<span
|
||
className="h-2 w-2 rounded-full bg-primary animate-bounce"
|
||
style={{ animationDelay: "300ms" }}
|
||
/>
|
||
</div>
|
||
<span className="text-sm text-muted-foreground">正在加载图片...</span>
|
||
</div>
|
||
) : isResizeMode ? (
|
||
/* 尺寸调整模式 - 左右对比布局 */
|
||
<>
|
||
{/* 左侧：原图 */}
|
||
<div className="flex flex-col border-2 border-dashed border-border rounded-lg bg-muted/20 p-2 overflow-hidden" style={{ width: "714px", height: "570px" }}>
|
||
<div className="mb-1 text-xs font-medium text-muted-foreground text-center">原图</div>
|
||
<div className="flex-1 flex items-center justify-center overflow-auto min-h-0" style={{ height: "calc(570px - 2rem)" }}>
|
||
{image && (
|
||
<img
|
||
src={image.src}
|
||
alt="原图"
|
||
className="rounded-lg shadow-lg"
|
||
style={{
|
||
objectFit: "contain",
|
||
maxHeight: "calc(570px - 2rem)",
|
||
maxWidth: "100%",
|
||
width: "auto",
|
||
height: "auto"
|
||
}}
|
||
/>
|
||
)}
|
||
</div>
|
||
</div>
|
||
|
||
{/* 右侧：尺寸调整预览画布 */}
|
||
<div className="flex flex-col border-2 border-dashed border-primary/50 rounded-lg bg-muted/30 p-2 overflow-hidden" style={{ width: "714px", height: "570px" }}>
|
||
<div className="mb-1 flex items-center justify-between">
|
||
<span className="text-xs font-medium text-muted-foreground">调整尺寸</span>
|
||
{(processedImageUrl || processedImageBase64) && processType === "resize" && (
|
||
<Button
|
||
variant="default"
|
||
size="sm"
|
||
onClick={handleDownloadProcessed}
|
||
className="h-7 px-3 bg-primary text-primary-foreground hover:bg-primary/90 shadow-md flex items-center gap-1.5 font-medium"
|
||
title="下载调整后的图片"
|
||
>
|
||
<Download className="h-3.5 w-3.5" />
|
||
<span className="text-xs">下载</span>
|
||
</Button>
|
||
)}
|
||
</div>
|
||
<div
|
||
ref={resizeContainerRef}
|
||
className="flex items-center justify-center overflow-auto"
|
||
style={{ width: "100%", height: "calc(570px - 2rem)" }}
|
||
onWheel={handleResizeImageWheel}
|
||
>
|
||
<div className="relative inline-block">
|
||
<canvas
|
||
ref={resizeCanvasRef}
|
||
className="cursor-move rounded-lg shadow-lg"
|
||
onMouseDown={handleResizeImageDragStart}
|
||
onMouseMove={handleResizeImageDrag}
|
||
onMouseUp={handleResizeImageDragEnd}
|
||
onMouseLeave={handleResizeImageDragEnd}
|
||
onTouchStart={handleResizeImageDragStart}
|
||
onTouchMove={handleResizeImageDrag}
|
||
onTouchEnd={handleResizeImageDragEnd}
|
||
/>
|
||
<div className="absolute top-2 left-2 bg-black/70 text-white text-xs px-2 py-1 rounded">
|
||
画布: {resizeCanvasWidth} x {resizeCanvasHeight} | 缩放: {(resizeImageScale * 100).toFixed(0)}% | 拖拽移动图片，滚轮缩放
|
||
</div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
</>
|
||
) : (
|
||
<>
|
||
{/* 原图画布 */}
|
||
<div className="flex flex-1 flex-col items-center justify-center">
|
||
<div className="mb-2 text-xs text-muted-foreground">原图</div>
|
||
<canvas
|
||
ref={canvasRef}
|
||
className="cursor-crosshair rounded-lg shadow-lg max-w-full"
|
||
onMouseDown={handleStart}
|
||
onMouseMove={handleMove}
|
||
onMouseUp={handleEnd}
|
||
onMouseLeave={handleEnd}
|
||
onTouchStart={handleStart}
|
||
onTouchMove={handleMove}
|
||
onTouchEnd={handleEnd}
|
||
/>
|
||
</div>
|
||
|
||
{/* 处理后的图片展示区域 */}
|
||
{processedImageBase64 && (
|
||
<div className="flex flex-1 flex-col items-center justify-center">
|
||
<div className="mb-2 flex items-center justify-between gap-2 w-full">
|
||
<span className="text-xs text-muted-foreground">
|
||
{processType === "rmbg" ? "抠图结果" : processType === "enhance" ? "清晰结果" : processType === "resize" ? "尺寸调整结果" : "拓展结果"}
|
||
</span>
|
||
<Button
|
||
variant="default"
|
||
size="sm"
|
||
onClick={handleDownloadProcessed}
|
||
className="h-8 px-3 bg-primary text-primary-foreground hover:bg-primary/90 shadow-md flex items-center gap-1.5 font-medium"
|
||
title="下载处理后的图片"
|
||
>
|
||
<Download className="h-4 w-4" />
|
||
<span className="text-xs">下载</span>
|
||
</Button>
|
||
</div>
|
||
<div className="relative rounded-lg border-2 border-primary/50 bg-background p-2 shadow-lg">
|
||
{processedImageUrl ? (
|
||
<img
|
||
src={processedImageUrl}
|
||
alt={processType === "rmbg" ? "抠图结果" : processType === "enhance" ? "清晰结果" : processType === "resize" ? "尺寸调整结果" : "拓展结果"}
|
||
className="max-h-[350px] max-w-full rounded-lg"
|
||
style={{ maxWidth: canvasRef.current?.width || "400px" }}
|
||
/>
|
||
) : processedImageBase64 ? (
|
||
<img
|
||
src={`data:image/${processType === "rmbg" || processType === "resize" ? "png" : "jpeg"};base64,${processedImageBase64}`}
|
||
alt={processType === "rmbg" ? "抠图结果" : processType === "enhance" ? "清晰结果" : processType === "resize" ? "尺寸调整结果" : "拓展结果"}
|
||
className="max-h-[350px] max-w-full rounded-lg"
|
||
style={{ maxWidth: canvasRef.current?.width || "400px" }}
|
||
/>
|
||
) : null}
|
||
</div>
|
||
</div>
|
||
)}
|
||
</>
|
||
)}
|
||
</div>
|
||
</div>
|
||
|
||
{/* 文字输入弹窗 */}
|
||
{textPosition && (
|
||
<div className="fixed inset-0 z-[10000] flex items-center justify-center bg-black/50 backdrop-blur-sm" onClick={() => setTextPosition(null)}>
|
||
<div className="rounded-lg border bg-background p-4 shadow-xl" onClick={(e) => e.stopPropagation()}>
|
||
<div className="mb-3 text-sm font-medium">输入标注文字</div>
|
||
<input
|
||
type="text"
|
||
value={textInput}
|
||
onChange={(e) => setTextInput(e.target.value)}
|
||
onKeyDown={(e) => {
|
||
if (e.key === "Enter") handleAddText();
|
||
}}
|
||
className="mb-3 w-64 rounded-md border bg-muted px-3 py-2 text-foreground outline-none focus:border-primary"
|
||
placeholder="输入文字..."
|
||
autoFocus
|
||
/>
|
||
<div className="flex justify-end gap-2">
|
||
<Button variant="ghost" size="sm" onClick={() => setTextPosition(null)}>
|
||
取消
|
||
</Button>
|
||
<Button size="sm" onClick={handleAddText} disabled={!textInput.trim()}>
|
||
添加
|
||
</Button>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
)}
|
||
</div>
|
||
);
|
||
|
||
// 使用 Portal 渲染到 document.body，避免受父元素定位影响
|
||
if (!mounted) {
|
||
return null;
|
||
}
|
||
|
||
return createPortal(modalContent, document.body);
|
||
}
|