This commit is contained in:
xhf 2025-02-22 17:06:20 +08:00
commit 6f0db9c934
5 changed files with 941 additions and 668 deletions

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@ -4,7 +4,7 @@ NODE_ENV=development
VITE_DEV=true
# 请求路径
VITE_BASE_URL='http://192.168.0.74:48080'
VITE_BASE_URL='http://192.168.0.172:48080'
# VITE_BASE_URL='http://192.168.0.189:48080'
# 文件上传类型server - 后端上传, client - 前端直连上传,仅支持 S3 服务

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@ -229,10 +229,10 @@ const open = (item, list) => {
console.log(item)
form.value = item
form.value.layersNumber = item.dataList.length || ''
form.value.deviceId = item.deviceId || item.dataObj.id || ''
form.value.deviceId = item?.deviceId || item?.dataObj?.id || ''
form.value.positionMapId = props.positionMapId
equipmentList.value = list
if (item.dataObj.deviceType) {
if (item?.dataObj?.deviceType) {
deviceInfo.value.deviceType = item.dataObj.deviceType || ''
getDeviceList()
} else {

View File

@ -2,7 +2,12 @@
<template>
<div :style="wrapperStyle" class="vue-ruler-wrapper" onselectstart="return false;" ref="el">
<section>
<div ref="horizontalRuler" class="vue-ruler-h" @mousedown.stop="horizontalDragRuler">
<div
ref="horizontalRuler"
class="vue-ruler-h"
@mousedown.stop="horizontalDragRuler"
:style="{ width: width + 'px' }"
>
<span
v-for="(item, index) in xScale"
:key="index"
@ -11,7 +16,12 @@
>{{ item.id }}</span
>
</div>
<div ref="verticalRuler" class="vue-ruler-v" @mousedown.stop="verticalDragRuler">
<div
ref="verticalRuler"
class="vue-ruler-v"
@mousedown.stop="verticalDragRuler"
:style="{ height: height + 'px' }"
>
<span
v-for="(item, index) in yScale"
:key="index"
@ -82,6 +92,12 @@ const props = defineProps({
type: Number,
default: 100,
validator: (val) => val % 10 === 0
},
width: {
type: Number
},
height: {
type: Number
}
})
@ -166,12 +182,10 @@ onBeforeUnmount(() => {
off(document, 'mouseup', dottedLineUp)
off(window, 'resize', windowResize)
})
//function
const init = () => {
box()
scaleCalc()
}
const windowResize = () => {
xScale.value = [{ id: 0 }]
yScale.value = [{ id: 0 }]
@ -193,8 +207,10 @@ const box = () => {
getCalcRevise(xScale.value, contentLeft)
getCalcRevise(yScale.value, contentTop)
}
windowWidth.value = document.documentElement.clientWidth - leftSpacing
windowHeight.value = document.documentElement.clientHeight - topSpacing - 80
// windowWidth.value = document.documentElement.clientWidth - leftSpacing
// windowHeight.value = document.documentElement.clientHeight - topSpacing - 80
windowWidth.value = props.width + 18
windowHeight.value = props.height + 18
rulerWidth = verticalRuler.value.clientWidth
rulerHeight = horizontalRuler.value.clientHeight
}
@ -204,8 +220,8 @@ const setSpacing = () => {
}
//
const scaleCalc = () => {
getCalc(xScale.value, windowWidth.value)
getCalc(yScale.value, windowHeight.value)
getCalc(xScale.value, props.width)
getCalc(yScale.value, props.height)
}
//
@ -360,7 +376,7 @@ const dragVerticalLine = (id) => {
}
.vue-ruler-h {
width: calc(100% - 18px);
// width: calc(100% - 18px);
background-color: #333;
height: 18px;
left: 18px;
@ -371,7 +387,7 @@ const dragVerticalLine = (id) => {
.vue-ruler-v {
width: 18px;
height: 85vh;
// height: 85vh;
top: 18px;
opacity: 0.6;
background: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABIAAAAyCAMAAABmvHtTAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAAlQTFRFMzMzAAAA////BqjYlAAAACBJREFUeNpiYGBEBwwMTGiAakI0NX7U9aOuHyGuBwgwAH6bBkAR6jkzAAAAAElFTkSuQmCC)

View File

@ -1,4 +1,5 @@
<template>
<div class="edit-map-page">
<div class="top-tool">
<div class="top-tool-list">
<div v-for="item in state.topToolList" :key="item.switchType" class="top-tool-item">
@ -202,6 +203,14 @@
</div>
<div class="map-container" ref="mapContainer" :style="{ cursor: state.cursorStyle }">
<map-scale-tool
v-if="imgBgObj.height && imgBgObj.width"
@input="input"
:value="presetLine"
:step-length="50"
:height="imgBgObj.height"
:width="imgBgObj.width"
>
<div
class="map-bg"
:style="{
@ -240,12 +249,14 @@
@resizestop="(x, y, width, height) => resizeEnd(x, y, width, height, item, index)"
@activated="() => activatedHandle(item, index)"
@deactivated="deactivatedHandle"
:draggable="item.draggable && !state.prohibitedOperation"
:resizable="item.resizable && !state.prohibitedOperation"
:rotatable="item.rotatable && !state.prohibitedOperation"
:draggable="!state.prohibitedOperation && item.draggable"
:resizable="!state.prohibitedOperation && item.resizable"
:rotatable="!state.prohibitedOperation && item.rotatable"
:lock-aspect-ratio="item.lockAspectRatio"
style="border: none; z-index: 999"
>
<!-- 节点合集 -->
<div @mousedown="startFromPoint(index, $event)">
<!-- 1 路径点 -->
<div
v-if="item.type === 1 && item.layerSelectionShow"
@ -327,6 +338,7 @@
>
{{ item.text }}
</div>
</div>
</VueDragResizeRotate>
<div v-if="imgBgObj.width && imgBgObj.height">
@ -334,8 +346,20 @@
:width="imgBgObj.width"
:height="imgBgObj.height"
style="position: absolute; top: 0; left: 0; z-index: 9"
id="svgId"
>
<template v-for="(curve, index) in state.mapRouteList" :key="index">
<!-- 实时绘制当前直线 -->
<line
v-if="state.isDrawing && toolbarSwitchType === 'clickDrawRoute'"
:x1="Number(state.startDrawPoint.locationX)"
:y1="Number(state.startDrawPoint.locationY)"
:x2="Number(state.currentDrawX)"
:y2="Number(state.currentDrawY)"
stroke="#00329F"
stroke-width="5"
/>
<!-- 直线 -->
<line
v-if="curve.method === 0"
@ -379,6 +403,7 @@
stroke-width="2"
/>
<circle
id="startCircle"
:cx="curve.beginControlX"
:cy="curve.beginControlY"
r="5"
@ -386,6 +411,7 @@
@mousedown="startDrag(curve, index, 'start')"
/>
<circle
id="endCircle"
:cx="curve.endControlX"
:cy="curve.endControlY"
r="5"
@ -479,6 +505,7 @@
class="input-box-class"
/>
</div>
</map-scale-tool>
</div>
<!-- 节点编辑 -->
@ -525,6 +552,7 @@
ref="itemAreaManagementDialogRef"
:positionMapId="imgBgObj.positionMapId"
/>
</div>
</template>
<script setup>
@ -564,6 +592,11 @@ const currentIndex = ref(0) //用于记录是哪条历史记录的
const currentItemIndex = ref(-1) //
const allMapPointInfo = ref([]) //
const presetLine = ref([])
const input = (list) => {
presetLine.value = list
}
//
const interfaceRefreshed = ref(true)
const resizeEnd = (locationX, locationY, w, h, item, index) => {
@ -952,11 +985,17 @@ const state = reactive({
isActive: false
},
{
switchType: 'drawRoute',
switchType: 'clickDrawRoute',
name: '绘制路线',
icon: 'ep:semi-select',
isActive: false
},
{
switchType: 'drawRoute',
name: '框选绘制',
icon: 'ep:semi-select',
isActive: false
},
{
switchType: 'editRoute',
name: '编辑路线',
@ -1003,7 +1042,11 @@ const state = reactive({
type: null
}, //
selectedCurve: '', // 线
svgZIndex: 9999
startDrawPointIndex: -1, //
startDrawPoint: null,
isDrawing: false,
currentDrawX: 0,
currentDrawY: 0
})
const toolbarClick = (item) => {
let type = item.switchType
@ -1060,7 +1103,10 @@ const toolbarClick = (item) => {
//
if (
toolbarSwitchType.value === 'ranging' ||
toolbarSwitchType.value === 'drawNodes' ||
toolbarSwitchType.value === 'editNode' ||
toolbarSwitchType.value === 'clickDrawRoute' ||
toolbarSwitchType.value === 'drawRoute' ||
toolbarSwitchType.value === 'createLineLibrary' ||
toolbarSwitchType.value === 'createRegion'
) {
@ -1265,15 +1311,23 @@ const rotationFormSubmit = () => {
allHistoryList.value[currentIndex.value][currentItemIndex.value].angle = state.rotationForm.angle
}
//
//
const startFromPoint = (index, event) => {
let list = allHistoryList.value[currentIndex.value]
const point = list[index]
state.startDrawPoint = point //
state.startDrawPointIndex = index
state.isDrawing = true
event.preventDefault() //
}
//
const startDrawSelection = (event) => {
if (
toolbarSwitchType.value !== 'createLineLibrary' &&
toolbarSwitchType.value !== 'createRegion' &&
toolbarSwitchType.value !== 'drawRoute'
)
return
toolbarSwitchType.value === 'createLineLibrary' ||
toolbarSwitchType.value === 'createRegion' ||
toolbarSwitchType.value === 'drawRoute'
) {
const backgroundRect = mapBackgroundRef.value.getBoundingClientRect()
const x = disposeEventPoints(event).x
@ -1286,42 +1340,151 @@ const startDrawSelection = (event) => {
state.drawSelectionAreaBox = { x: x, y: y, width: 0, height: 0 }
}
//
event.preventDefault()
event.preventDefault() //
return
}
}
//
const updateDrawSelection = (event) => {
if (
toolbarSwitchType.value !== 'createLineLibrary' &&
toolbarSwitchType.value !== 'createRegion' &&
toolbarSwitchType.value !== 'drawRoute'
)
return
toolbarSwitchType.value === 'createLineLibrary' ||
toolbarSwitchType.value === 'createRegion' ||
toolbarSwitchType.value === 'drawRoute'
) {
if (state.drawSelectionAreaShow) {
const x = disposeEventPoints(event).x
const y = disposeEventPoints(event).y
state.drawSelectionAreaBox.width = Number(x) - Number(state.drawSelectionStartPoint.x)
state.drawSelectionAreaBox.height = Number(y) - Number(state.drawSelectionStartPoint.y)
state.drawSelectionAreaBox = {
x: Math.min(state.drawSelectionStartPoint.x, x),
y: Math.min(state.drawSelectionStartPoint.y, y),
width: Math.abs(Number(x) - Number(state.drawSelectionStartPoint.x)),
height: Math.abs(Number(y) - Number(state.drawSelectionStartPoint.y))
}
//
event.preventDefault()
}
event.preventDefault() //
return
}
if (toolbarSwitchType.value === 'clickDrawRoute') {
//
if (state.isDrawing) {
const x = disposeEventPoints(event).x
const y = disposeEventPoints(event).y
state.currentDrawX = x
state.currentDrawY = y
}
}
event.preventDefault() //
return
}
//
const endDrawSelection = (event) => {
if (
toolbarSwitchType.value !== 'createLineLibrary' &&
toolbarSwitchType.value !== 'createRegion' &&
toolbarSwitchType.value !== 'drawRoute'
)
return
toolbarSwitchType.value === 'createLineLibrary' ||
toolbarSwitchType.value === 'createRegion' ||
toolbarSwitchType.value === 'drawRoute'
) {
state.drawSelectionAreaShow = false
state.allDrawSelectionAreaBox.push({ ...state.drawSelectionAreaBox })
state.drawSelectionAreaBox = { x: 0, y: 0, width: 0, height: 0 }
event.preventDefault() //
return
}
if (toolbarSwitchType.value === 'clickDrawRoute') {
if (state.isDrawing) {
//
const endPointIndex = findClosestPoint(state.currentDrawX, state.currentDrawY)
//
event.preventDefault()
if (endPointIndex !== null && endPointIndex !== state.startDrawPointIndex) {
let list = allHistoryList.value[currentIndex.value]
const endPoint = list[endPointIndex]
const newLine = {
startPointX: state.startDrawPoint.locationX,
startPointY: state.startDrawPoint.locationY,
endPointX: endPoint.locationX,
endPointY: endPoint.locationY
}
// 线
const isDuplicate = state.mapRouteList.some(
(line) =>
(line.startPointX === newLine.startPointX &&
line.startPointY === newLine.startPointY &&
line.endPointX === newLine.endPointX &&
line.endPointY === newLine.endPointY) ||
(line.startPointX === newLine.endPointX &&
line.startPointY === newLine.endPointY &&
line.endPointX === newLine.startPointX &&
line.endPointY === newLine.startPointY)
)
if (isDuplicate) {
message.warning('此路线已存在')
} else {
// 线
state.mapRouteList.push({
isSelected: false, //
startingPointId: state.startDrawPoint.id,
endPointId: endPoint.id,
startPointX: state.startDrawPoint.locationX, //
startPointY: state.startDrawPoint.locationY, //
endPointX: endPoint.locationX, //
endPointY: endPoint.locationY, //
actualStartPointX: state.startDrawPoint.actualLocationX, //x
actualStartPointY: state.startDrawPoint.actualLocationY, //y
actualEndPointX: endPoint.actualLocationX, //x
actualEndPointY: endPoint.actualLocationY, //y
actualBeginControlX: '', //x
actualBeginControlY: '', //y
actualEndControlX: '', //x
actualEndControlY: '', //y
beginControlX: 0, //x
beginControlY: 0, //y
endControlX: 0, //x
endControlY: 0, //y
expansionZoneFront: 0, //
expansionZoneAfter: 0, //
expansionZoneLeft: 0, //
expansionZoneRight: 0, //
method: 0, // 0.线 1.线2.线3.线 4.线
direction: 2, // 1. 2.,
forwardSpeedLimit: 1.5, //
reverseSpeedLimit: 0.4, //
toward: 0, // ( 0: 1: 2: 3:)
beginWidth: state.startDrawPoint.locationWide, //
beginHigh: state.startDrawPoint.locationDeep, //
endWidth: endPoint.locationWide, //
endHigh: endPoint.locationDeep //
})
}
}
//
state.startDrawPointIndex = -1 //
state.startDrawPoint = null
state.isDrawing = false
state.currentDrawX = 0
state.currentDrawY = 0
}
event.preventDefault() //
return
}
}
//
const findClosestPoint = (x, y) => {
let minDistance = Infinity
let closestIndex = null
let list = allHistoryList.value[currentIndex.value]
list.forEach((point, index) => {
const distance = Math.sqrt((point.locationX - x) ** 2 + (point.locationY - y) ** 2)
if (distance < minDistance && distance < point.locationWide) {
// 10
minDistance = distance
closestIndex = index
}
})
return closestIndex
}
//
const clickDrawSelectionArea = () => {
let points = allHistoryList.value[currentIndex.value]
@ -1348,6 +1511,8 @@ const clickDrawSelectionArea = () => {
// let routeList = state.drawSelectionPointList.filter((item) => item.type === 1)
let routeList = state.drawSelectionPointList
console.log(routeList)
let isHaveId = binLocation.every((item) => {
item.id
})
@ -1484,11 +1649,16 @@ const startDrag = (item, index, type) => {
}
//
const handleDrag = (event) => {
const x = disposeEventPoints(event).x
const y = disposeEventPoints(event).y
let x = disposeEventPoints(event).x
let y = disposeEventPoints(event).y
if (state.currentDragTarget.index !== null) {
const curve = state.mapRouteList[state.currentDragTarget.index]
//
x = Math.max(0, Math.min(x, imgBgObj.width))
y = Math.max(0, Math.min(y, imgBgObj.height))
if (state.currentDragTarget.type === 'start') {
curve.beginControlX = x
curve.beginControlY = y
@ -1499,27 +1669,16 @@ const handleDrag = (event) => {
}
}
//
const endDrag = () => {
let actualBeginControl = disposeEventPoint(
state.mapRouteList[state.currentDragTarget.index].beginControlX,
state.mapRouteList[state.currentDragTarget.index].beginControlY
)
let actualEndControl = disposeEventPoint(
state.mapRouteList[state.currentDragTarget.index].endControlX,
state.mapRouteList[state.currentDragTarget.index].endControlY
)
const endDrag = (event) => {
const curve = state.mapRouteList[state.currentDragTarget.index]
let actualBeginControl = disposeEventPoint(curve.beginControlX, curve.beginControlY)
let actualEndControl = disposeEventPoint(curve.endControlX, curve.endControlY)
state.mapRouteList[state.currentDragTarget.index].actualBeginControlX =
actualBeginControl.actualLocationX
state.mapRouteList[state.currentDragTarget.index].actualBeginControlY =
actualBeginControl.actualLocationY
curve.actualBeginControlX = actualBeginControl.actualLocationX
curve.actualBeginControlY = actualBeginControl.actualLocationY
state.mapRouteList[state.currentDragTarget.index].actualEndControlX =
actualEndControl.actualLocationX
state.mapRouteList[state.currentDragTarget.index].actualEndControlY =
actualEndControl.actualLocationY
console.log(state.mapRouteList[state.currentDragTarget.index])
curve.actualEndControlX = actualEndControl.actualLocationX
curve.actualEndControlY = actualEndControl.actualLocationY
state.currentDragTarget = { index: null, type: null }
window.removeEventListener('mousemove', handleDrag)
@ -1545,7 +1704,6 @@ const handleEditRoute = (item, index) => {
}
//
const handleChooseRoute = (item, index) => {
console.log(item)
state.mapRouteList.forEach((curve, i) => {
curve.isSelected = i === index
})
@ -1646,7 +1804,6 @@ const measureDistancesClick = (event) => {
}
}
}
//
const imgBgObj = reactive({
imgUrl: '',
@ -1699,6 +1856,8 @@ const getAllNodeList = async () => {
positionMapId: imgBgObj.positionMapId
})
allMapPointInfo.value = []
allHistoryList.value = []
currentIndex.value = 0
list.forEach((item) => {
item.layerSelectionShow = true //
item.locationX = Number(item.locationX)
@ -1771,7 +1930,6 @@ const getAllNodeList = async () => {
const getAllMapRoute = async () => {
state.mapRouteList = await MapApi.getPositionMapLineByPositionMapId(imgBgObj.positionMapId)
}
//
const saveMap = async () => {
const loading = ElLoading.service({
@ -1816,7 +1974,6 @@ const saveNodeList = async () => {
const saveMapRoute = async () => {
await MapApi.createOrEditOrDelPositionMapLine(imgBgObj.positionMapId, state.mapRouteList)
}
//
const layerSelectionSuccess = (typeList) => {
allHistoryList.value[currentIndex.value].forEach((item) => {
@ -1828,13 +1985,13 @@ const layerSelectionSuccess = (typeList) => {
}
})
}
//
const disposeEventPoints = (event) => {
const rect = mapBackgroundRef.value.getBoundingClientRect()
const scrollLeft = mapBackgroundRef.value.scrollLeft //
const scrollTop = mapBackgroundRef.value.scrollTop //
const devicePixelRatio = window.devicePixelRatio || 1
// const devicePixelRatio = window.devicePixelRatio || 1 //
const devicePixelRatio = 1
//
const x = (event.clientX - rect.left + scrollLeft) / state.imageChangeMultiple / devicePixelRatio
@ -1862,7 +2019,6 @@ const disposeEventPoint = (x, y) => {
actualLocationY
}
}
document.onmousedown = function (e) {
//
if (e.button == 2) {
@ -1874,7 +2030,6 @@ document.onmousedown = function (e) {
currentItemIndex.value = -1
}
}
//
window.document.oncontextmenu = function () {
return false
@ -1886,11 +2041,14 @@ onMounted(() => {
</script>
<style lang="scss" scoped>
.edit-map-page {
margin-bottom: 20px;
}
.map-container {
position: relative;
width: 100%;
overflow: auto;
// height: 85vh;
.map-bg {
background-size: contain;
background-repeat: no-repeat;
@ -1905,6 +2063,7 @@ onMounted(() => {
.top-tool {
margin-top: 5px;
margin-bottom: 3px;
.top-tool-list {
display: flex;
align-items: center;
@ -1912,6 +2071,7 @@ onMounted(() => {
background-color: #fff;
padding: 0 12px;
height: 70px;
box-shadow: rgba(0, 0, 0, 0.06) 0px 2px 3px;
.top-tool-item {
display: flex;
@ -1952,7 +2112,7 @@ onMounted(() => {
.right-tool-list {
position: absolute;
right: 0;
top: 94px;
top: 114px;
background-color: #fff;
z-index: 999;
text-align: center;
@ -1989,11 +2149,28 @@ onMounted(() => {
}
.grid-show {
background: linear-gradient(-90deg, rgba(0, 0, 0, 0.1) 1px, transparent 1px),
linear-gradient(rgba(0, 0, 0, 0.1) 1px, transparent 1px);
background-size:
10px 10px,
10px 10px;
// background: linear-gradient(-90deg, rgba(0, 0, 0, 0.1) 1px, transparent 1px),
// linear-gradient(rgba(0, 0, 0, 0.1) 1px, transparent 1px);
// background-size:
// 20px 20px,
// 20px 20px;
width: 100%;
height: 100%;
background-image: repeating-linear-gradient(
to right,
rgba(0, 0, 0, 0.1),
rgba(0, 0, 0, 0.1) 1px,
transparent 1px,
transparent 50px
),
repeating-linear-gradient(
to bottom,
rgba(0, 0, 0, 0.1),
rgba(0, 0, 0, 0.1) 1px,
transparent 1px,
transparent 50px
);
}
.svg-div {

View File

@ -1,110 +1,190 @@
<template>
<div>
<svg width="800" height="600">
<path
v-for="(curve, index) in curves"
<svg
ref="svgElement"
:width="width"
:height="height"
@mousedown="startDrawing"
@mousemove="drawLine"
@mouseup="stopDrawing"
@mouseleave="stopDrawing"
>
<!-- 渲染所有点 -->
<circle
v-for="(point, index) in points"
:key="index"
:d="getCurvePath(curve)"
:stroke="curve.isSelected ? 'red' : 'blue'"
:cx="point.x"
:cy="point.y"
r="5"
fill="red"
@mousedown="startFromPoint(index, $event)"
/>
<!-- 渲染所有直线 -->
<path
v-for="(line, index) in lines"
:key="'line-' + index"
:d="`M ${line.startPointX} ${line.startPointY} L ${line.endPointX} ${line.endPointY}`"
stroke="black"
stroke-width="2"
fill="none"
@mousedown="selectCurve(index)"
/>
<circle
v-for="(curve, index) in curves"
:key="'start-' + index"
:cx="curve.beginControlX"
:cy="curve.beginControlY"
r="5"
fill="green"
@mousedown="startDrag(index, 'start')"
/>
<circle
v-for="(curve, index) in curves"
:key="'end-' + index"
:cx="curve.endControlX"
:cy="curve.endControlY"
r="5"
fill="green"
@mousedown="startDrag(index, 'end')"
<!-- 实时绘制当前直线 -->
<path
v-if="isDrawing"
:d="`M ${startX} ${startY} L ${currentX} ${currentY}`"
stroke="blue"
stroke-width="2"
fill="none"
/>
</svg>
<!-- 显示直线数据 -->
<div>
<h3>直线数据</h3>
<pre>{{ lines }}</pre>
</div>
</div>
</template>
<script setup>
<script>
import { ref } from 'vue'
//
const curves = ref([
{
startPointX: 100,
startPointY: 100,
endPointX: 300,
endPointY: 100,
beginControlX: 100,
beginControlY: 100,
endControlX: 300,
endControlY: 100,
isSelected: false
},
{
startPointX: 200,
startPointY: 200,
endPointX: 400,
endPointY: 200,
beginControlX: 200,
beginControlY: 200,
endControlX: 400,
endControlY: 200,
isSelected: false
export default {
setup() {
const svgElement = ref(null) // SVG
const width = 800 // SVG
const height = 600 // SVG
//
const points = ref([
{ x: 10, y: 10 },
{ x: 30, y: 100 },
{ x: 40, y: 40 },
{ x: 230, y: 400 },
{ x: 750, y: 640 }
])
// 线
const lines = ref([])
// 线
const isDrawing = ref(false)
const startX = ref(0)
const startY = ref(0)
const currentX = ref(0)
const currentY = ref(0)
const startPointIndex = ref(null) //
//
const startFromPoint = (index, event) => {
const point = points.value[index]
startX.value = point.x
startY.value = point.y
startPointIndex.value = index
isDrawing.value = true
event.preventDefault() //
}
])
// 线
const dragging = ref({
index: null,
type: null
})
//
const drawLine = (event) => {
if (isDrawing.value) {
const rect = svgElement.value.getBoundingClientRect()
currentX.value = event.clientX - rect.left
currentY.value = event.clientY - rect.top
}
}
// 线
const getCurvePath = (curve) => {
return `M${curve.startPointX},${curve.startPointY} C${curve.beginControlX},${curve.beginControlY} ${curve.endControlX},${curve.endControlY} ${curve.endPointX},${curve.endPointY}`
}
//
const stopDrawing = () => {
if (isDrawing.value) {
//
const endPointIndex = findClosestPoint(currentX.value, currentY.value)
// 线
const selectCurve = (index) => {
curves.value.forEach((curve, i) => {
curve.isSelected = i === index
if (endPointIndex !== null && endPointIndex !== startPointIndex.value) {
const endPoint = points.value[endPointIndex]
const newLine = {
startPointX: startX.value,
startPointY: startY.value,
endPointX: endPoint.x,
endPointY: endPoint.y
}
// 线
const isDuplicate = lines.value.some(
(line) =>
(line.startPointX === newLine.startPointX &&
line.startPointY === newLine.startPointY &&
line.endPointX === newLine.endPointX &&
line.endPointY === newLine.endPointY) ||
(line.startPointX === newLine.endPointX &&
line.startPointY === newLine.endPointY &&
line.endPointX === newLine.startPointX &&
line.endPointY === newLine.startPointY)
)
if (!isDuplicate) {
// 线
lines.value.push(newLine)
}
}
//
isDrawing.value = false
startX.value = 0
startY.value = 0
currentX.value = 0
currentY.value = 0
startPointIndex.value = null
}
}
//
const findClosestPoint = (x, y) => {
let minDistance = Infinity
let closestIndex = null
points.value.forEach((point, index) => {
const distance = Math.sqrt((point.x - x) ** 2 + (point.y - y) ** 2)
if (distance < minDistance && distance < 10) {
// 10
minDistance = distance
closestIndex = index
}
})
console.log('Selected curve:', curves.value[index])
}
//
const startDrag = (index, type) => {
dragging.value = { index, type }
window.addEventListener('mousemove', handleDrag)
window.addEventListener('mouseup', endDrag)
}
return closestIndex
}
//
const handleDrag = (event) => {
if (dragging.value.index !== null) {
const curve = curves.value[dragging.value.index]
if (dragging.value.type === 'start') {
curve.beginControlX = event.offsetX
curve.beginControlY = event.offsetY
} else {
curve.endControlX = event.offsetX
curve.endControlY = event.offsetY
return {
svgElement,
width,
height,
points,
lines,
isDrawing,
startX,
startY,
currentX,
currentY,
startFromPoint,
drawLine,
stopDrawing
}
}
}
//
const endDrag = () => {
dragging.value = { index: null, type: null }
window.removeEventListener('mousemove', handleDrag)
window.removeEventListener('mouseup', endDrag)
}
</script>
<style scoped>
svg {
border: 1px solid #ccc;
background-color: #f9f9f9;
}
pre {
background-color: #f5f5f5;
padding: 10px;
border-radius: 5px;
}
</style>