This commit is contained in:
xhf 2025-02-24 17:37:35 +08:00
commit 4b54062344
5 changed files with 752 additions and 998 deletions

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@ -1,32 +1,52 @@
<template>
<!-- 新增设备 -->
<Dialog v-model="dialogFormVisible" title="编辑路线" width="750" class="map-edit-route-dialog">
<Dialog v-model="dialogFormVisible" title="编辑路线" width="780" class="map-edit-route-dialog">
<el-form :model="form" label-width="120" ref="ruleFormRef">
<el-row :gutter="24">
<el-row :gutter="30">
<el-col :span="12">
<el-form-item label="开始点位x轴" prop="startPointX" required>
<el-input v-model="form.startPointX" placeholder="请输入开始点位x轴" type="number" />
<el-input
v-model="form.startPointX"
placeholder="请输入开始点位x轴"
type="number"
:min="0"
/>
</el-form-item>
</el-col>
<el-col :span="12">
<el-form-item label="开始点位y轴" prop="startPointY" required>
<el-input v-model="form.startPointY" placeholder="请输入开始点位y轴" type="number" />
<el-input
v-model="form.startPointY"
placeholder="请输入开始点位y轴"
type="number"
:min="0"
/>
</el-form-item>
</el-col>
</el-row>
<el-row :gutter="24">
<el-row :gutter="30">
<el-col :span="12">
<el-form-item label="结束点位x轴" prop="endPointX" required>
<el-input v-model="form.endPointX" placeholder="请输入结束点位x轴" type="number" />
<el-input
v-model="form.endPointX"
placeholder="请输入结束点位x轴"
type="number"
:min="0"
/>
</el-form-item>
</el-col>
<el-col :span="12">
<el-form-item label="结束点位y轴" prop="endPointY" required>
<el-input v-model="form.endPointY" placeholder="请输入结束点位y轴" type="number" />
<el-input
v-model="form.endPointY"
placeholder="请输入结束点位y轴"
type="number"
:min="0"
/>
</el-form-item>
</el-col>
</el-row>
<el-row :gutter="24">
<el-row :gutter="30">
<el-col :span="12">
<el-form-item label="开始控制点x轴" prop="beginControlX" required>
<el-input v-model="form.beginControlX" type="number" :disabled="true" />
@ -38,7 +58,7 @@
</el-form-item>
</el-col>
</el-row>
<el-row :gutter="24">
<el-row :gutter="30">
<el-col :span="12">
<el-form-item label="结束控制点x轴" prop="endControlX" required>
<el-input v-model="form.endControlX" type="number" :disabled="true" />
@ -50,7 +70,7 @@
</el-form-item>
</el-col>
</el-row>
<el-row :gutter="24">
<el-row :gutter="30">
<el-col :span="12">
<el-form-item label="行走方法" prop="method" required>
<el-select v-model="form.method" placeholder="请选择行走方法" @change="methodChange">
@ -68,81 +88,69 @@
</el-form-item>
</el-col>
</el-row>
<el-row :gutter="24">
<el-row :gutter="30">
<el-col :span="12">
<el-form-item label="膨胀区域前" prop="expansionZoneFront" required>
<div>
<el-input-number
v-model="form.expansionZoneFront"
placeholder="请输入膨胀区域前"
:precision="2"
class="!w-170px"
/>
<span class="ml-3"></span>
</div>
<el-input v-model="form.expansionZoneFront" type="number">
<template #append></template>
</el-input>
</el-form-item>
</el-col>
<el-col :span="12">
<el-form-item label="膨胀区域后" prop="expansionZoneAfter" required>
<div>
<el-input-number
v-model="form.expansionZoneAfter"
placeholder="请输入膨胀区域后"
:precision="2"
class="!w-170px"
/>
<span class="ml-3"></span>
</div>
<el-input v-model="form.expansionZoneAfter" type="number">
<template #append></template>
</el-input>
</el-form-item>
</el-col>
</el-row>
<el-row :gutter="24">
<el-row :gutter="30">
<el-col :span="12">
<el-form-item label="膨胀区域左" prop="expansionZoneLeft" required>
<div>
<el-input-number
v-model="form.expansionZoneLeft"
placeholder="请输入膨胀区域左"
:precision="2"
class="!w-170px"
/>
<span class="ml-3"></span>
</div>
<el-input v-model="form.expansionZoneLeft" type="number">
<template #append></template>
</el-input>
</el-form-item>
</el-col>
<el-col :span="12">
<el-form-item label="膨胀区域右" prop="expansionZoneRight" required>
<div>
<el-input-number
v-model="form.expansionZoneRight"
placeholder="请输入膨胀区域右"
:precision="2"
class="!w-170px"
/>
<span class="ml-3"></span>
</div>
<el-input v-model="form.expansionZoneRight" type="number">
<template #append></template>
</el-input>
</el-form-item>
</el-col>
</el-row>
<el-row :gutter="24">
<el-row :gutter="30">
<el-col :span="12">
<el-form-item label="正向限速" prop="forwardSpeedLimit" required>
<el-input
v-model="form.forwardSpeedLimit"
type="number"
placeholder="请输入正向限速"
/> </el-form-item
></el-col>
<div class="flex-center">
<el-slider v-model="form.forwardSpeedLimit" :min="0.1" :max="10" :step="0.1" />
<el-input
v-model="form.forwardSpeedLimit"
style="width: 200px; margin-left: 6px"
type="number"
>
<template #append>m/s</template>
</el-input>
</div>
</el-form-item>
</el-col>
<el-col :span="12">
<el-form-item label="反向限速" prop="reverseSpeedLimit" required>
<el-input
v-model="form.reverseSpeedLimit"
type="number"
placeholder="请输入反向限速"
/> </el-form-item
></el-col>
<div class="flex-center">
<el-slider v-model="form.reverseSpeedLimit" :min="0.1" :max="10" :step="0.1" />
<el-input
v-model="form.reverseSpeedLimit"
style="width: 200px; margin-left: 6px"
type="number"
>
<template #append>m/s</template>
</el-input>
</div>
</el-form-item></el-col
>
</el-row>
<el-row :gutter="24">
<el-row :gutter="30">
<el-col :span="12">
<el-form-item label="车头朝向" prop="toward" required>
<el-select v-model="form.toward" placeholder="请选择车头朝向">
@ -286,4 +294,15 @@ defineExpose({ open }) // 提供 open 方法,用于打开弹窗
border-top: none !important;
}
}
.el-input-group__append,
.el-input-group__prepend {
padding: 0 8px;
}
.flex-center {
width: 100%;
display: flex;
align-items: center;
}
</style>

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@ -1,11 +1,21 @@
<template>
<Dialog v-model="dialogFormVisible" title="节点属性" width="540" class="node-form-dialog">
<el-form :model="form" label-width="auto" ref="ruleFormRef">
<el-form-item label="X" prop="locationX" required>
<el-input type="number" v-model="form.locationX" placeholder="请输入" />
<el-form-item
label="X"
prop="locationX"
required
:rules="{ required: true, message: '请输入x轴坐标', trigger: 'change' }"
>
<el-input type="number" v-model="form.locationX" placeholder="请输入" :min="0" />
</el-form-item>
<el-form-item label="Y" prop="locationY" required>
<el-input type="number" v-model="form.locationY" placeholder="请输入" />
<el-form-item
label="Y"
prop="locationY"
required
:rules="{ required: true, message: '请输入y轴坐标', trigger: 'change' }"
>
<el-input type="number" v-model="form.locationY" placeholder="请输入" :min="0" />
</el-form-item>
<el-form-item label="类型" prop="type" required>
<el-select v-model="form.type" placeholder="请选择类型" @change="typeChange">

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@ -1,9 +1,8 @@
<!-- 刻度尺 -->
<template>
<div :style="wrapperStyle" class="vue-ruler-wrapper" onselectstart="return false;" ref="el">
<div class="vue-ruler-wrapper" onselectstart="return false;">
<section>
<div
ref="horizontalRuler"
class="vue-ruler-h"
@mousedown.stop="horizontalDragRuler"
:style="{ width: width + 'px' }"
@ -17,7 +16,6 @@
>
</div>
<div
ref="verticalRuler"
class="vue-ruler-v"
@mousedown.stop="verticalDragRuler"
:style="{ height: height + 'px' }"
@ -30,21 +28,10 @@
>{{ item.id }}</span
>
</div>
<div :style="{ top: verticalDottedTop + 'px' }" class="vue-ruler-ref-dot-h"></div>
<div :style="{ left: horizontalDottedLeft + 'px' }" class="vue-ruler-ref-dot-v"></div>
<div
v-for="item in lineList"
:title="item.title"
:style="getLineStyle(item)"
:key="item.id"
:class="`vue-ruler-ref-line-${item.type}`"
@mousedown="handleDragLine(item)"
></div>
</section>
<div ref="content" class="vue-ruler-content" :style="contentStyle">
<div class="vue-ruler-content">
<slot></slot>
</div>
<div v-show="isDrag" class="vue-ruler-content-mask"></div>
</div>
</template>
<script setup>
@ -53,40 +40,6 @@ import { computed, defineComponent, onBeforeUnmount, onMounted, ref } from 'vue'
defineOptions({ name: 'V3RulerComponent' })
const props = defineProps({
position: {
type: String,
default: 'relative',
validator: (val) => {
return ['absolute', 'fixed', 'relative', 'static', 'inherit'].indexOf(val) !== -1
}
},
//
isHotKey: {
type: Boolean,
default: true
},
//
isScaleRevise: {
type: Boolean,
default: false
},
// (content)
value: {
type: Array,
default: () => {
return [
{ type: 'h', site: 50 },
{ type: 'v', site: 180 }
]
}
},
// 线
contentLayout: {
type: Object,
default: () => {
return { top: 0, left: 0 }
}
},
//
stepLength: {
type: Number,
@ -101,123 +54,11 @@ const props = defineProps({
}
})
const emit = defineEmits(['input', 'update:visible'])
/**
* @description 绑定事件 on(element, event, handler)
*/
const on = (function () {
return function (element, event, handler) {
if (element && event && handler) {
element.addEventListener(event, handler, false)
}
}
})()
/**
* @description 解绑事件 off(element, event, handler)
*/
const off = (function () {
return function (element, event, handler) {
if (element && event) {
element.removeEventListener(event, handler, false)
}
}
})()
const size = 17
let left_top = 18 //
let windowWidth = ref(0) //
let windowHeight = ref(0) //
let xScale = ref([{ id: 0 }]) //
let yScale = ref([{ id: 0 }]) //
let topSpacing = 0 //
let leftSpacing = 0 //
let isDrag = ref(false)
let dragFlag = '' // x();y()
let horizontalDottedLeft = ref(-999) // 线
let verticalDottedTop = ref(-999) // 线
let rulerWidth = 0 //
let rulerHeight = 0 //
let dragLineId = '' // 线ID
//ref
const content = ref(null)
const el = ref(null)
const verticalRuler = ref(null)
const horizontalRuler = ref(null)
const wrapperStyle = computed(() => {
return {
width: windowWidth.value + 'px',
height: windowHeight.value + 'px',
position: props.position
}
})
const contentStyle = computed(() => {
return {
left: props.contentLayout.left + 'px',
top: props.contentLayout.top + 'px',
padding: left_top + 'px 0px 0px ' + left_top + 'px'
}
})
const lineList = computed(() => {
let hCount = 0
let vCount = 0
return props.value.map((item) => {
const isH = item.type === 'h'
return {
id: `${item.type}_${isH ? hCount++ : vCount++}`,
type: item.type,
title: item.site.toFixed(2) + 'px',
[isH ? 'top' : 'left']: item.site / (props.stepLength / 50) + size
}
})
})
onMounted(() => {
on(document, 'mousemove', dottedLineMove)
on(document, 'mouseup', dottedLineUp)
init()
on(window, 'resize', windowResize)
})
onBeforeUnmount(() => {
off(document, 'mousemove', dottedLineMove)
off(document, 'mouseup', dottedLineUp)
off(window, 'resize', windowResize)
})
const init = () => {
box()
scaleCalc()
}
const windowResize = () => {
xScale.value = [{ id: 0 }]
yScale.value = [{ id: 0 }]
init()
}
const getLineStyle = ({ type, top, left }) => {
return type === 'h' ? { top: top + 'px' } : { left: left + 'px' }
}
const handleDragLine = ({ type, id }) => {
return type === 'h' ? dragHorizontalLine(id) : dragVerticalLine(id)
}
//
const box = () => {
setSpacing()
if (props.isScaleRevise) {
//
const contentLeft = content.value.offsetLeft
const contentTop = content.value.offsetTop
getCalcRevise(xScale.value, contentLeft)
getCalcRevise(yScale.value, contentTop)
}
// windowWidth.value = document.documentElement.clientWidth - leftSpacing
// windowHeight.value = document.documentElement.clientHeight - topSpacing - 80
windowWidth.value = props.width + 18
windowHeight.value = props.height + 18
rulerWidth = verticalRuler.value.clientWidth
rulerHeight = horizontalRuler.value.clientHeight
}
const setSpacing = () => {
topSpacing = horizontalRuler.value.getBoundingClientRect().y //.offsetParent.offsetTop
leftSpacing = verticalRuler.value.getBoundingClientRect().x // .offsetParent.offsetLeft
}
//
const scaleCalc = () => {
getCalc(xScale.value, props.width)
@ -232,127 +73,10 @@ const getCalc = (array, length) => {
}
}
}
//
const getCalcRevise = (array, length) => {
for (let i = 0; i < length; i += 1) {
if (i % props.stepLength === 0 && i + props.stepLength <= length) {
array.push({ id: i })
}
}
}
//线
const newLine = (val) => {
isDrag.value = true
dragFlag = val
}
//线
const dottedLineMove = ($event) => {
setSpacing()
switch (dragFlag) {
case 'x':
if (isDrag.value) {
verticalDottedTop.value = $event.pageY - topSpacing
}
break
case 'y':
if (isDrag.value) {
horizontalDottedLeft.value = $event.pageX - leftSpacing
}
break
case 'h':
if (isDrag.value) {
verticalDottedTop.value = $event.pageY - topSpacing
}
break
case 'v':
if (isDrag.value) {
horizontalDottedLeft.value = $event.pageX - leftSpacing
}
break
default:
break
}
}
//线
const dottedLineUp = ($event) => {
setSpacing()
if (isDrag.value) {
isDrag.value = false
const cloneList = JSON.parse(JSON.stringify(props.value))
switch (dragFlag) {
case 'x':
cloneList.push({
type: 'h',
site: ($event.pageY - topSpacing - size) * (props.stepLength / 50)
})
emit('input', cloneList)
break
case 'y':
cloneList.push({
type: 'v',
site: ($event.pageX - leftSpacing - size) * (props.stepLength / 50)
})
emit('input', cloneList)
break
case 'h':
dragCalc(cloneList, $event.pageY, topSpacing, rulerHeight, 'h')
emit('input', cloneList)
break
case 'v':
dragCalc(cloneList, $event.pageX, leftSpacing, rulerWidth, 'v')
emit('input', cloneList)
break
default:
break
}
verticalDottedTop.value = horizontalDottedLeft.value = 0
}
}
const dragCalc = (list, page, spacing, ruler, type) => {
if (page - spacing < ruler) {
let Index
lineList.value.forEach((item, index) => {
if (item.id === dragLineId) {
Index = index
}
})
list.splice(Index, 1, {
type: type,
site: -600
})
} else {
let Index
lineList.value.forEach((item, index) => {
if (item.id === dragLineId) {
Index = index
}
})
list.splice(Index, 1, {
type: type,
site: (page - spacing - size) * (props.stepLength / 50)
})
}
}
//
const horizontalDragRuler = () => {
newLine('x')
}
//
const verticalDragRuler = () => {
newLine('y')
}
// 线
const dragHorizontalLine = (id) => {
isDrag.value = true
dragFlag = 'h'
dragLineId = id
}
// 线
const dragVerticalLine = (id) => {
isDrag.value = true
dragFlag = 'v'
dragLineId = id
}
onMounted(() => {
scaleCalc()
})
</script>
<style lang="scss">
.vue-ruler-wrapper {
@ -363,11 +87,7 @@ const dragVerticalLine = (id) => {
}
.vue-ruler-h,
.vue-ruler-v,
.vue-ruler-ref-line-v,
.vue-ruler-ref-line-h,
.vue-ruler-ref-dot-h,
.vue-ruler-ref-dot-v {
.vue-ruler-v {
position: absolute;
left: 0;
top: 0;
@ -412,69 +132,10 @@ const dragVerticalLine = (id) => {
word-wrap: break-word;
}
.vue-ruler-ref-line-v,
.vue-ruler-ref-line-h,
.vue-ruler-ref-dot-h,
.vue-ruler-ref-dot-v {
z-index: 998;
}
.vue-ruler-ref-line-h {
width: 100%;
height: 3px;
background: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAABCAMAAADU3h9xAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAAZQTFRFSv//AAAAH8VRuAAAAA5JREFUeNpiYIACgAADAAAJAAE0lmO3AAAAAElFTkSuQmCC)
repeat-x left center;
/*./image/line_h.png*/
cursor: n-resize;
/*url(./image/cur_move_h.cur), move*/
}
.vue-ruler-ref-line-v {
width: 3px;
height: 100%;
_height: 9999px;
background: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAICAMAAAAPxGVzAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAAZQTFRFSv//AAAAH8VRuAAAAA5JREFUeNpiYEAFAAEGAAAQAAGePof9AAAAAElFTkSuQmCC)
repeat-y center top;
/*./image/line_v.png*/
cursor: w-resize;
/*url(./image/cur_move_v.cur), move*/
}
.vue-ruler-ref-dot-h {
width: 100%;
height: 3px;
background: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAMAAABFaP0WAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAAZQTFRFf39/////F3PnHQAAAAJ0Uk5T/wDltzBKAAAAEElEQVR42mJgYGRgZAQIMAAADQAExkizYQAAAABJRU5ErkJggg==)
repeat-x left 1px;
/*./image/line_dot.png*/
cursor: n-resize;
/*url(./image/cur_move_h.cur), move*/
top: -10px;
}
.vue-ruler-ref-dot-v {
width: 3px;
height: 100%;
_height: 9999px;
background: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAMAAABFaP0WAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAAZQTFRFf39/////F3PnHQAAAAJ0Uk5T/wDltzBKAAAAEElEQVR42mJgYGRgZAQIMAAADQAExkizYQAAAABJRU5ErkJggg==)
repeat-y 1px top;
/*./image/line_dot.png*/
cursor: w-resize;
/*url(./image/cur_move_v.cur), move*/
left: -10px;
}
.vue-ruler-content {
position: absolute;
z-index: 997;
width: 100%;
height: 100%;
}
.vue-ruler-content-mask {
position: absolute;
width: 100%;
height: 100%;
background: transparent;
z-index: 998;
}
</style>

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@ -1,190 +1,127 @@
<template>
<div>
<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"
<div class="box">
<svg :width="boxWidth" :height="boxHeight">
<path
v-for="(curve, index) in curves"
:key="index"
:cx="point.x"
:cy="point.y"
:d="getCurvePath(curve)"
:stroke="curve.isSelected ? 'red' : 'blue'"
stroke-width="2"
fill="none"
@mousedown="selectCurve(index)"
/>
<circle
v-for="(curve, index) in curves"
:key="'start-' + index"
:cx="curve.startControlX"
:cy="curve.startControlY"
r="5"
fill="red"
@mousedown="startFromPoint(index, $event)"
fill="green"
@mousedown="startDrag(index, 'start')"
/>
<!-- 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"
/>
<!-- 实时绘制当前直线 -->
<path
v-if="isDrawing"
:d="`M ${startX} ${startY} L ${currentX} ${currentY}`"
stroke="blue"
stroke-width="2"
fill="none"
<circle
v-for="(curve, index) in curves"
:key="'end-' + index"
:cx="curve.endControlX"
:cy="curve.endControlY"
r="5"
fill="green"
@mousedown="startDrag(index, 'end')"
/>
</svg>
<!-- 显示直线数据 -->
<div>
<h3>直线数据</h3>
<pre>{{ lines }}</pre>
</div>
</div>
</template>
<script>
<script setup>
import { ref } from 'vue'
export default {
setup() {
const svgElement = ref(null) // SVG
const width = 800 // SVG
const height = 600 // SVG
//
const boxWidth = ref(800)
const boxHeight = ref(600)
//
const points = ref([
{ x: 10, y: 10 },
{ x: 30, y: 100 },
{ x: 40, y: 40 },
{ x: 230, y: 400 },
{ x: 750, y: 640 }
])
//
const curves = ref([
{
startX: 100,
startY: 100,
endX: 300,
endY: 100,
startControlX: 100,
startControlY: 100,
endControlX: 300,
endControlY: 100,
isSelected: false
},
{
startX: 200,
startY: 200,
endX: 400,
endY: 200,
startControlX: 200,
startControlY: 200,
endControlX: 400,
endControlY: 400,
isSelected: false
}
])
// 线
const lines = ref([])
// 线
const dragging = ref({
index: null,
type: null
})
// 线
const isDrawing = ref(false)
const startX = ref(0)
const startY = ref(0)
const currentX = ref(0)
const currentY = ref(0)
const startPointIndex = ref(null) //
// 线
const getCurvePath = (curve) => {
return `M${curve.startX},${curve.startY} C${curve.startControlX},${curve.startControlY} ${curve.endControlX},${curve.endControlY} ${curve.endX},${curve.endY}`
}
//
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 selectCurve = (index) => {
curves.value.forEach((curve, i) => {
curve.isSelected = i === index
})
console.log('Selected curve:', curves.value[index])
}
//
const drawLine = (event) => {
if (isDrawing.value) {
const rect = svgElement.value.getBoundingClientRect()
currentX.value = event.clientX - rect.left
currentY.value = event.clientY - rect.top
}
}
//
const startDrag = (index, type) => {
dragging.value = { index, type }
window.addEventListener('mousemove', handleDrag)
window.addEventListener('mouseup', endDrag)
}
//
const stopDrawing = () => {
if (isDrawing.value) {
//
const endPointIndex = findClosestPoint(currentX.value, currentY.value)
//
const handleDrag = (event) => {
if (dragging.value.index !== null) {
const curve = curves.value[dragging.value.index]
let newX = event.offsetX
let newY = event.offsetY
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
}
//
newX = Math.max(0, Math.min(newX, boxWidth.value))
newY = Math.max(0, Math.min(newY, boxHeight.value))
// 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
}
})
return closestIndex
}
return {
svgElement,
width,
height,
points,
lines,
isDrawing,
startX,
startY,
currentX,
currentY,
startFromPoint,
drawLine,
stopDrawing
if (dragging.value.type === 'start') {
curve.startControlX = newX
curve.startControlY = newY
} else {
curve.endControlX = newX
curve.endControlY = newY
}
}
}
//
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;
.box {
border: 1px solid black;
}
</style>