From 1767c2c878ec1892ae560f81b32b5afdd2ceebfd Mon Sep 17 00:00:00 2001
From: guoshilong <123456>
Date: Tue, 27 Sep 2022 16:32:03 +0800
Subject: [PATCH] 小程序地图模式根据农场变化坐标
---
src/components/revampDraw.vue | 139 +++++++++++++++++++++++++++++++---------------
1 files changed, 94 insertions(+), 45 deletions(-)
diff --git a/src/components/revampDraw.vue b/src/components/revampDraw.vue
index afc8f85..9858595 100644
--- a/src/components/revampDraw.vue
+++ b/src/components/revampDraw.vue
@@ -1,7 +1,7 @@
<template>
<div ref="imageWrapper">
<div class="btn-grounp">
- <button v-if="addShow" class="draw" @click="draw()">重新绘制</button>
+ <button v-if="addShow&&rewrite" class="draw" @click="draw()">重新绘制</button>
<button v-if="!addShow" class="repeal" @click="repeal()">撤销</button>
<button v-if="regionFull" class="save" @click="save()">保存</button>
</div>
@@ -37,7 +37,9 @@
imgUrl: "",
file: "",
- regionFull: false
+ regionFull: false,
+ rewrite:false,
+ tempBounds:""
}
},
created () {
@@ -47,6 +49,7 @@
// 用户编辑
this.addShow = true
this.regionFull = true
+ this.rewrite = true
} else {
// 单纯展示
this.addShow = false
@@ -160,8 +163,7 @@
// 添加顶点
console.log(e, '添加顶点')
})
-
- // this.map.flyToBounds(this.rectangleLayer.getBounds());
+
},
addPolygon (position) {
@@ -223,11 +225,11 @@
doubleClickZoom: false, // 禁用双击放大
attributionControl: false // 移除右下角leaflet标识
})
- this.$L.tileLayer('http://t{s}.tianditu.gov.cn/DataServer?T=img_w&x={x}&y={y}&l={z}&tk=e9533f5acb2ac470b07f406a4d24b4f0', {
+ this.$L.tileLayer('https://t{s}.tianditu.gov.cn/DataServer?T=img_w&x={x}&y={y}&l={z}&tk=e9533f5acb2ac470b07f406a4d24b4f0', {
subdomains: [0, 1, 2, 3, 4, 5, 6, 7],
}).addTo(this.map)
- this.$L.tileLayer('http://t{s}.tianditu.gov.cn/DataServer?T=cva_w&x={x}&y={y}&l={z}&tk=e9533f5acb2ac470b07f406a4d24b4f0', {
+ this.$L.tileLayer('https://t{s}.tianditu.gov.cn/DataServer?T=cva_w&x={x}&y={y}&l={z}&tk=e9533f5acb2ac470b07f406a4d24b4f0', {
subdomains: [0, 1, 2, 3, 4, 5, 6, 7],
}).addTo(this.map)
// this.map.removeLayer(name) // 移除图层
@@ -248,7 +250,7 @@
}
this.regionFull = false
-
+ this.rewrite = false
this.getlatLngs()
this.map.pm.enableDraw("Polygon", {
@@ -279,7 +281,7 @@
this.regionFull = false
-
+ this.rewrite = true
// Object.values(this.map._layers).forEach(item => {
// if (item._leaflet_id == this.rectangleLayer._leaflet_id) {
@@ -325,46 +327,91 @@
var str = window.location.search.substring(1)
var parmasObj = this.getUrlParams(str)
- if(parmasObj.status){//后台截图
- domtoimage.toPng(document.getElementById('map'), { width: 970, height: 400 })
- .then( (dataUrl) => {
-
- var base64Image = dataUrl // 后台返回的base64数据
- var imgData = base64Image.replace(/[\r\n]/g, '') // 将回车换行换为空字符''
-
- var obj = {
- url:imgData,
- polygons:arr,
- area:area
+ if(parmasObj.status){//后台镜头移动
+ this.rewrite = false
+ this.regionFull = false
+ if(this.polygonLayer){//编辑层
+ if(this.polygonLayer.getBounds() != this.tempBounds){
+ if(this.map.getZoom()>16){
+ this.polygonLayer.getBounds()._northEast.lng = this.polygonLayer.getBounds()._northEast.lng+0.007
+ this.tempBounds = this.polygonLayer.getBounds()
+ this.map.flyToBounds(this.polygonLayer.getBounds(),{maxZoom:18});
+ }else{
+ this.polygonLayer.getBounds()._northEast.lng = this.polygonLayer.getBounds()._northEast.lng+0.06
+ this.tempBounds = this.polygonLayer.getBounds()
+ this.map.flyToBounds(this.polygonLayer.getBounds(),{maxZoom:22});
}
- window.parent.postMessage(obj,"*")
- })
- .catch(function (error) {
- console.error('oops, something went wrong!', error)
- })
+ }
+ }else{
+ if(this.rectangleLayer.getBounds() != this.tempBounds){
+ if(this.map.getZoom()>16){
+ this.rectangleLayer.getBounds()._northEast.lng = this.rectangleLayer.getBounds()._northEast.lng+0.009
+ this.tempBounds = this.rectangleLayer.getBounds()
+ this.map.flyToBounds(this.rectangleLayer.getBounds(),{maxZoom:18});
+ }else{
+ this.rectangleLayer.getBounds()._northEast.lng = this.rectangleLayer.getBounds()._northEast.lng+0.06
+ this.tempBounds = this.rectangleLayer.getBounds()
+ this.map.flyToBounds(this.rectangleLayer.getBounds(),{maxZoom:20});
+ }
+ }
+ }
+ }else{//小程序镜头移动
+ if(this.polygonLayer){
+ //移动编辑层镜头到中心
+ this.map.flyToBounds(this.polygonLayer.getBounds(),{maxZoom:18});
+ }else{
+ this.map.flyToBounds(this.rectangleLayer.getBounds(),{maxZoom:18});
+ }
+ }
- return
+ setTimeout(() => {
+ if(parmasObj.status){//后台截图
+ domtoimage.toPng(document.getElementById('map'), { width: 450, height: 450 })
+ .then( (dataUrl) => {
- }else{//小程序截图
+ var base64Image = dataUrl // 后台返回的base64数据
+ var imgData = base64Image.replace(/[\r\n]/g, '') // 将回车换行换为空字符''
- domtoimage.toPng(document.getElementById('map'), { width: 375, height: 750 })
- .then( (dataUrl) => {
-
- var base64Image = dataUrl // 后台返回的base64数据
- var imgData = base64Image.replace(/[\r\n]/g, '') // 将回车换行换为空字符''
- wx.miniProgram.postMessage({
- data: { polygons: arr, area, bgUrl: imgData },
+ var obj = {
+ url:imgData,
+ polygons:arr,
+ area:area
+ }
+ window.parent.postMessage(obj,"*")
})
+ .catch(function (error) {
+ console.error('oops, something went wrong!', error)
+ })
- wx.miniProgram.navigateBack()
+ setTimeout(() => {
+ this.rewrite = true
+ this.regionFull = true
+ }, 1000);
+ return
-
+ }else{//小程序截图
- })
- .catch(function (error) {
- console.error('oops, something went wrong!', error)
- })
- }
+ domtoimage.toPng(document.getElementById('map'), { width: 375, height: 600 })
+ .then( (dataUrl) => {
+
+ var base64Image = dataUrl // 后台返回的base64数据
+ var imgData = base64Image.replace(/[\r\n]/g, '') // 将回车换行换为空字符''
+ wx.miniProgram.postMessage({
+ data: { polygons: arr, area, bgUrl: imgData },
+ })
+
+ wx.miniProgram.navigateBack()
+
+
+
+ })
+ .catch(function (error) {
+ console.error('oops, something went wrong!', error)
+ })
+ }
+ }, 1000);
+
+
// domtoimage.toPng(document.getElementById('map'), { width: 375, height: 750 })
@@ -411,7 +458,7 @@
this.map.on('pm:drawstart', ({ workingLayer }) => {
this.addShow = false
-
+ this.rewrite = false
that.rectangleLayer = workingLayer
workingLayer.on('pm:vertexadded', e => {
@@ -429,7 +476,7 @@
that.addShow = true
that.regionFull = true
-
+ that.rewrite = true
// 绘制坐标
that.polygons = e.layer._latlngs[0]
@@ -464,7 +511,7 @@
let area = this.$turf.area(this.$turf.polygon([arr]))
window.parent.postMessage(area,"*")
- this.map.flyToBounds(this.rectangleLayer.getBounds());
+ // this.map.flyToBounds(this.rectangleLayer.getBounds());
})
},
@@ -515,7 +562,8 @@
line-height: 44px;
border: none;
border-radius: 22px;
-
+ color: #000;
+ background: #fff;
width: 150px;
height: 66px;
font-size: 30px;
@@ -526,7 +574,8 @@
// height: 44px;
border-radius: 22px;
border: none;
-
+ color: #000;
+ background: #fff;
width: 150px;
height: 66px;
font-size: 30px;
--
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