0.8.1.0
This commit is contained in:
freedakgmail
@@ -1,6 +1,6 @@
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"use client"
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import { useEffect, useRef, useState, forwardRef, useImperativeHandle, memo } from "react"
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import { useEffect, useRef, useState, forwardRef, useImperativeHandle, memo, useCallback } from "react"
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import * as d3 from "d3"
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// @ts-ignore - d3-org-chart没有TypeScript类型定义
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import { OrgChart } from "d3-org-chart"
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@@ -951,6 +951,253 @@ const D3OrgChartFlowComponent = forwardRef<D3OrgChartRef, D3OrgChartFlowProps>(
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chartInstanceRef.current.fit()
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}
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// Minimap 状态
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const minimapRef = useRef<HTMLCanvasElement>(null)
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const [minimapExpanded, setMinimapExpanded] = useState(true)
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const minimapDataRef = useRef<{
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bbox: { x: number; y: number; width: number; height: number }
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mmScale: number
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offsetX: number
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offsetY: number
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} | null>(null)
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const isDraggingMinimapRef = useRef(false)
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// 更新 minimap（使用 Canvas 绘制）
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const updateMinimap = useCallback(() => {
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if (!minimapRef.current || !chartRef.current) return
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const canvas = minimapRef.current
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const ctx = canvas.getContext('2d')
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if (!ctx) return
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const mainSvg = chartRef.current.querySelector('svg')
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if (!mainSvg) return
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const mmW = 180, mmH = 130
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canvas.width = mmW
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canvas.height = mmH
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// 清空画布
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ctx.fillStyle = '#fafafa'
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ctx.fillRect(0, 0, mmW, mmH)
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// 直接从 SVG 中查找所有 foreignObject，不管它们在哪个 g 元素中
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const foreignObjects = mainSvg.querySelectorAll('foreignObject')
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if (foreignObjects.length === 0) return
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let minX = Infinity, minY = Infinity, maxX = -Infinity, maxY = -Infinity
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// 收集节点位置数据 - 需要考虑父元素的 transform
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const nodePositions: { x: number; y: number; w: number; h: number }[] = []
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foreignObjects.forEach((fo) => {
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// 获取 foreignObject 的属性
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let x = parseFloat(fo.getAttribute('x') || '0')
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let y = parseFloat(fo.getAttribute('y') || '0')
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const w = parseFloat(fo.getAttribute('width') || '0')
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const h = parseFloat(fo.getAttribute('height') || '0')
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// 检查父元素是否有 transform（d3-org-chart 的节点通常在有 transform 的 g 元素中）
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const parentG = fo.parentElement
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if (parentG && parentG.tagName === 'g') {
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const parentTransform = parentG.getAttribute('transform')
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if (parentTransform) {
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const translateMatch = parentTransform.match(/translate\(\s*([^,\s]+)[,\s]+([^)\s]+)\s*\)/)
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if (translateMatch) {
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x += parseFloat(translateMatch[1])
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y += parseFloat(translateMatch[2])
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}
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}
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}
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if (w > 0 && h > 0) {
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nodePositions.push({ x, y, w, h })
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minX = Math.min(minX, x)
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minY = Math.min(minY, y)
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maxX = Math.max(maxX, x + w)
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maxY = Math.max(maxY, y + h)
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}
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})
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if (minX === Infinity || minY === Infinity || nodePositions.length === 0) return
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// 添加边距
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const padding = 20
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const contentX = minX - padding
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const contentY = minY - padding
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const contentW = (maxX - minX) + padding * 2
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const contentH = (maxY - minY) + padding * 2
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// 计算缩放比例，确保内容完全显示在 minimap 中
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const scaleX = (mmW - 8) / contentW
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const scaleY = (mmH - 8) / contentH
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const mmScale = Math.min(scaleX, scaleY)
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// 计算偏移使内容居中
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const offsetX = (mmW - contentW * mmScale) / 2 - contentX * mmScale
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const offsetY = (mmH - contentH * mmScale) / 2 - contentY * mmScale
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// 保存数据供点击使用（使用原始坐标系）
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minimapDataRef.current = {
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bbox: { x: contentX, y: contentY, width: contentW, height: contentH },
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mmScale,
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offsetX,
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offsetY
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}
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// 绘制连线（先画连线，再画节点）
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ctx.strokeStyle = '#cbd5e1'
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ctx.lineWidth = 1
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mainSvg.querySelectorAll('path').forEach((path) => {
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const d = path.getAttribute('d')
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// 跳过没有 d 属性或者是其他类型的 path
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if (!d || d.length < 5) return
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const path2D = new Path2D()
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const commands = d.match(/[MLHVCSQTAZ][^MLHVCSQTAZ]*/gi) || []
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commands.forEach(cmd => {
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const type = cmd[0].toUpperCase()
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const nums = cmd.slice(1).trim().split(/[\s,]+/).map(Number).filter(n => !isNaN(n))
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if (type === 'M' && nums.length >= 2) {
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path2D.moveTo(nums[0] * mmScale + offsetX, nums[1] * mmScale + offsetY)
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} else if (type === 'L' && nums.length >= 2) {
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path2D.lineTo(nums[0] * mmScale + offsetX, nums[1] * mmScale + offsetY)
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} else if (type === 'C' && nums.length >= 6) {
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path2D.bezierCurveTo(
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nums[0] * mmScale + offsetX, nums[1] * mmScale + offsetY,
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nums[2] * mmScale + offsetX, nums[3] * mmScale + offsetY,
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nums[4] * mmScale + offsetX, nums[5] * mmScale + offsetY
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)
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}
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})
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ctx.stroke(path2D)
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})
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// 绘制节点
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ctx.fillStyle = '#3b82f6'
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nodePositions.forEach(({ x, y, w, h }) => {
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const drawX = x * mmScale + offsetX
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const drawY = y * mmScale + offsetY
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const drawW = Math.max(w * mmScale, 4)
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const drawH = Math.max(h * mmScale, 3)
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ctx.beginPath()
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ctx.roundRect(drawX, drawY, drawW, drawH, 2)
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ctx.fill()
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})
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// 获取当前 transform - d3-org-chart 的 transform 在第一个 g 元素上
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const mainG = mainSvg.querySelector('g') as SVGGElement
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const transform = mainG?.getAttribute('transform') || ''
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const translateMatch = transform.match(/translate\(\s*([^,\s]+)[,\s]+([^)\s]+)\s*\)/)
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const scaleMatch = transform.match(/scale\(\s*([^)\s]+)\s*\)/)
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const tx = translateMatch ? parseFloat(translateMatch[1]) : 0
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const ty = translateMatch ? parseFloat(translateMatch[2]) : 0
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const k = scaleMatch ? parseFloat(scaleMatch[1]) : 1
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// 计算视口在原始坐标系中的位置
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const svgRect = mainSvg.getBoundingClientRect()
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const viewX = -tx / k
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const viewY = -ty / k
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const viewW = svgRect.width / k
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const viewH = svgRect.height / k
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// 绘制视口框
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const vpDrawX = viewX * mmScale + offsetX
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const vpDrawY = viewY * mmScale + offsetY
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const vpDrawW = viewW * mmScale
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const vpDrawH = viewH * mmScale
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ctx.strokeStyle = '#ef4444'
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ctx.lineWidth = 2
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ctx.fillStyle = 'rgba(239, 68, 68, 0.15)'
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ctx.beginPath()
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ctx.rect(vpDrawX, vpDrawY, vpDrawW, vpDrawH)
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ctx.fill()
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ctx.stroke()
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}, [])
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// 定时更新 minimap
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useEffect(() => {
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if (!minimapExpanded || !isReady) return
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const timer = setTimeout(updateMinimap, 500)
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const interval = setInterval(updateMinimap, 200)
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return () => {
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clearTimeout(timer)
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clearInterval(interval)
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}
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}, [minimapExpanded, isReady, updateMinimap])
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// 点击/拖拽 minimap 定位到具体位置
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const handleMinimapInteraction = useCallback((e: React.MouseEvent<HTMLCanvasElement>) => {
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if (!minimapDataRef.current || !chartRef.current || !chartInstanceRef.current) return
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const { mmScale, offsetX, offsetY } = minimapDataRef.current
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const canvas = e.currentTarget
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const rect = canvas.getBoundingClientRect()
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const clickX = e.clientX - rect.left
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const clickY = e.clientY - rect.top
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// 转换到原始坐标系
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const treeX = (clickX - offsetX) / mmScale
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const treeY = (clickY - offsetY) / mmScale
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// 获取主图
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const mainSvg = chartRef.current.querySelector('svg') as SVGSVGElement
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if (!mainSvg) return
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const mainG = mainSvg.querySelector('g')
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if (!mainG) return
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const svgRect = mainSvg.getBoundingClientRect()
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// 获取当前缩放级别
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const transform = mainG.getAttribute('transform') || ''
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const scaleMatch = transform.match(/scale\(\s*([^)\s]+)\s*\)/)
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const currentK = scaleMatch ? parseFloat(scaleMatch[1]) : 1
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// 计算新的 translate，使点击位置移动到视口中心
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const newTx = svgRect.width / 2 - treeX * currentK
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const newTy = svgRect.height / 2 - treeY * currentK
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// 直接修改 g 元素的 transform，不触发 d3-org-chart 的 zoom 事件
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// 这样可以避免触发 fit() 等操作
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const d3MainG = d3.select(mainG)
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if (isDraggingMinimapRef.current) {
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d3MainG.attr('transform', `translate(${newTx}, ${newTy}) scale(${currentK})`)
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} else {
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d3MainG.transition().duration(200)
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.attr('transform', `translate(${newTx}, ${newTy}) scale(${currentK})`)
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}
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// 同步 d3.zoom 的内部状态（重要！避免下次交互时状态不一致）
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const d3Svg = d3.select(mainSvg)
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const newTransform = d3.zoomIdentity.translate(newTx, newTy).scale(currentK)
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// @ts-ignore - 设置 zoom 的 __zoom 属性来同步状态
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mainSvg.__zoom = newTransform
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}, [])
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const handleMinimapMouseDown = useCallback((e: React.MouseEvent<HTMLCanvasElement>) => {
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isDraggingMinimapRef.current = true
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handleMinimapInteraction(e)
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}, [handleMinimapInteraction])
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const handleMinimapMouseMove = useCallback((e: React.MouseEvent<HTMLCanvasElement>) => {
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if (isDraggingMinimapRef.current) {
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handleMinimapInteraction(e)
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}
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}, [handleMinimapInteraction])
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const handleMinimapMouseUp = useCallback(() => {
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isDraggingMinimapRef.current = false
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}, [])
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// 暴露方法给父组件
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useImperativeHandle(ref, () => ({
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exportPNG: handleExportPNG,
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@@ -968,6 +1215,39 @@ const D3OrgChartFlowComponent = forwardRef<D3OrgChartRef, D3OrgChartFlowProps>(
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className="w-full h-full"
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/>
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{/* Minimap */}
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{minimapExpanded ? (
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<div className="absolute bottom-20 right-4 z-20 md:bottom-4 bg-background/95 backdrop-blur rounded-lg border shadow-lg overflow-hidden">
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<div className="flex items-center justify-between px-2 py-1 border-b bg-muted/50">
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<span className="text-xs font-medium text-muted-foreground">缩略图</span>
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<button
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className="h-6 w-6 flex items-center justify-center hover:bg-accent rounded"
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onClick={() => setMinimapExpanded(false)}
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title="收起"
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>
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<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round"><path d="M4 14h6v6"/><path d="M20 10h-6V4"/><path d="m14 10 7-7"/><path d="m3 21 7-7"/></svg>
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</button>
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</div>
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<canvas
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ref={minimapRef}
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onMouseDown={handleMinimapMouseDown}
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onMouseMove={handleMinimapMouseMove}
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onMouseUp={handleMinimapMouseUp}
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onMouseLeave={handleMinimapMouseUp}
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style={{ display: 'block', cursor: 'crosshair' }}
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/>
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</div>
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) : (
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<div className="absolute bottom-20 right-4 z-20 md:bottom-4">
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<button
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className="h-10 w-10 flex items-center justify-center bg-background/90 backdrop-blur shadow-lg border rounded-lg hover:bg-accent"
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onClick={() => setMinimapExpanded(true)}
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title="显示缩略图"
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>
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<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round"><polygon points="3 6 9 3 15 6 21 3 21 18 15 21 9 18 3 21"/><line x1="9" x2="9" y1="3" y2="18"/><line x1="15" x2="15" y1="6" y2="21"/></svg>
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</button>
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</div>
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)}
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{/* 自定义右键菜单 */}
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{contextMenuNode && (
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<div
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