<template>
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<div class="video-player">
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<canvas id="area-canvas" ref="areaCanvas" ></canvas>
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<video ref="videoPlayer" :poster="poster" preload="auto" muted></video>
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<div class="controls">
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<!-- 全屏 -->
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<i class="el-icon-full-screen" @click="fullScreen"></i>
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</div>
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</div>
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</template>
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<script>
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import Wfs from "./wfs";
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import VideoRuleData from "@/Pool/VideoRuleData";
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import TreeDataPool from "@/Pool/TreeData";
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import { getAllPolygon } from "@/api/polygon";
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import polygonCanvas from "@/components/canvas";
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export default {
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name: "CameraPlayer",
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props: {
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wsAddr: {
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type: String,
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// default: "ws://192.168.1.182:10101/ws"
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default: `${location.protocol === "https" ? "wss" : "ws"}://${location.host}/ws`
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},
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cameraName: {
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type: String,
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default: ""
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},
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cameraID: {
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type: String,
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default: "C4668FD0-3CAE-C31F-C21E-28B7001243C4"
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},
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rtspUrl: {
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type: String,
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default: "rtsp://admin:a1234567@192.168.1.201:554/h264/ch1/main/av_stream"
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},
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isRunning: {
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type: Boolean,
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default: false
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},
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isGb: {
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type: Boolean,
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default: false
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}
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},
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computed: {
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poster() {
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return "/images/player/player_poster.gif?t=" + Math.random()
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}
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},
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data() {
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return {
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wfs: {},
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wfsId: 0,
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Camera: new VideoRuleData(),
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showCanvas: true,
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canvasData: {
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line: [],
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rect: [], // {id:'uuid', name: '矩形1', location: [{ x: 20, y: 30 }, { x: 20, y: 60 }, { x: 100, y: 60 }, { x: 100, y: 30 }] }
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arrow: [],
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polygon: []
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},
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showProportion: 3.65,
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canvas: null,
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ctx: null
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};
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},
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watch: {
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// "TreeDataPool.selectedNode": async function(node){
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// if(node){
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// console.log('TreeDataPool.selectedNode')
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// console.log(node)
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// //this.Camera.cameraId = node.id;
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// const res = await getAllPolygon({cameraId: node.id});
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// this.canvasData.line = res.data.line;
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// this.canvasData.rect = res.data.rect;
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// this.canvasData.arrow = res.data.arrow;
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// this.canvasData.polygon = res.data.polygon;
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// console.log(this.canvasData)
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// this.clickSelect(this.canvasData);
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// }
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// },
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rtspUrl: function (newVal, oldVal) {
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if (newVal !== oldVal) {
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if (this.wfs.config) {
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this.wfs.destroy();
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}
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this.$nextTick(() => {
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this.clickStart();
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});
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}
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}
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},
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methods: {
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checkConnect(id) {
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// console.log(this.wfs)
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if (id !== this.wfsId) {
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return
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}
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if (this.wfs.websocketLoader && this.wfs.websocketLoader.client) {
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if (this.wfs.websocketLoader.client.disconnected) {
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this.clickStart();
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console.log("实时视频已断开，正在重连")
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return
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}
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}
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let _this = this;
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setTimeout(() => {
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_this.checkConnect(id)
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}, 10000)
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},
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clickStart() {
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if (this.rtspUrl == "") {
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return;
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}
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let cameraId = this.cameraID;
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if (cameraId == "") {
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cameraId = this.getUuid();
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}
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if (Wfs.isSupported()) {
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let wsAddr = this.wsAddr;
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let cameraInfo = {
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cameraID: cameraId,
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rtspUrl: this.rtspUrl,
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isRunning: this.isRunning,
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isGb28181: this.isGb
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};
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// let camera = document.getElementById(this.cameraID);
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let camera = this.$refs.videoPlayer;
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this.wfs = new Wfs();
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let randomId = this.getUuid();
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this.wfsId = randomId;
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this.wfs.attachMedia(camera, "chX", "H264Raw", wsAddr, cameraInfo);
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this.checkConnect(randomId)
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}
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},
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getUuid() {
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var s = [];
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var hexDigits = "0123456789abcdefghijkopqrst";
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for (var i = 0; i < 36; i++) {
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s[i] = hexDigits.substr(Math.floor(Math.random() * 0x10), 1);
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}
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s[14] = "4"; // bits 12-15 of the time_hi_and_version field to 0010
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s[19] = hexDigits.substr((s[19] & 0x3) | 0x8, 1); // bits 6-7 of the clock_seq_hi_and_reserved to 01
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s[8] = s[13] = s[18] = s[23] = "-";
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var uuid = s.join("");
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return uuid;
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},
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fullScreen() {
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this.$refs.videoPlayer.webkitRequestFullScreen();
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},
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// 回显cavas数据
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// 点击选中变色 将当前页面所有路径重绘判断当前鼠标的坐标在哪个图形内 如果不传坐标参数就是回显的方法
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clickSelect(e) {
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this.ctx.clearRect(0, 0, this.canvas.width, this.canvas.height);
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let _this = this; // 集合中遍历需要将this转存一下使用
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_this.canvasData.line.forEach(function (v, i) {
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_this.ctx.strokeStyle = "yellow";
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_this.ctx.beginPath();
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_this.ctx.moveTo(v.location[0].x / _this.showProportion, v.location[0].y / _this.showProportion);
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_this.ctx.lineTo(v.location[1].x / _this.showProportion, v.location[1].y / _this.showProportion);
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_this.ctx.stroke();
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_this.showRemarks(
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v.location[0].x / _this.showProportion,
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v.location[0].y / _this.showProportion,
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v.name
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);
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_this.canvas.style.cursor = "default";
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if (e && _this.ctx.isPointInStroke(e.offsetX, e.offsetY)) {
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// 如果传入了事件坐标，就用isPointInStroke判断一下
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// 如果当前环境覆盖了该坐标，就将图形的index放到数组里
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// 当鼠标移入之后将当前的模式切换为选中模式
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_this.type = "0";
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_this.delCursor.type = "1";
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_this.delCursor.index = i;
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// 将当前元素标红
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_this.ctx.strokeStyle = "red";
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_this.ctx.beginPath();
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_this.ctx.moveTo(v.location[0].x / _this.showProportion, v.location[0].y / _this.showProportion);
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_this.ctx.lineTo(v.location[1].x / _this.showProportion, v.location[1].y / _this.showProportion);
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_this.ctx.stroke();
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_this.showRemarks(
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v.location[0].x / _this.showProportion,
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v.location[0].y / _this.showProportion,
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v.name
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);
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_this.canvas.style.cursor = "pointer";
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}
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});
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_this.canvasData.rect.forEach(function (v, i) {
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_this.ctx.strokeStyle = "yellow";
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_this.ctx.beginPath();
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_this.ctx.moveTo(v.location[0].x / _this.showProportion, v.location[0].y / _this.showProportion);
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_this.ctx.lineTo(v.location[1].x / _this.showProportion, v.location[1].y / _this.showProportion);
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_this.ctx.lineTo(v.location[2].x / _this.showProportion, v.location[2].y / _this.showProportion);
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_this.ctx.lineTo(v.location[3].x / _this.showProportion, v.location[3].y / _this.showProportion);
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_this.ctx.lineTo(v.location[0].x / _this.showProportion, v.location[0].y / _this.showProportion);
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_this.ctx.stroke();
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_this.showRemarks(
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v.location[0].x / _this.showProportion,
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v.location[0].y / _this.showProportion,
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v.name
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);
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_this.canvas.style.cursor = "default";
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if (e && _this.ctx.isPointInPath(e.offsetX, e.offsetY)) {
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// 如果传入了事件坐标，就用isPointInStroke判断一下
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// 当鼠标移入之后将当前的模式切换为选中模式
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_this.type = "0";
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_this.delCursor.type = "2";
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_this.delCursor.index = i;
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// 将当前元素标红
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_this.ctx.strokeStyle = "red";
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_this.ctx.beginPath();
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_this.ctx.moveTo(v.location[0].x / _this.showProportion, v.location[0].y / _this.showProportion);
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_this.ctx.lineTo(v.location[1].x / _this.showProportion, v.location[1].y / _this.showProportion);
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_this.ctx.lineTo(v.location[2].x / _this.showProportion, v.location[2].y / _this.showProportion);
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_this.ctx.lineTo(v.location[3].x / _this.showProportion, v.location[3].y / _this.showProportion);
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_this.ctx.lineTo(v.location[0].x / _this.showProportion, v.location[0].y / _this.showProportion);
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_this.ctx.stroke();
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_this.showRemarks(
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v.location[0].x / _this.showProportion,
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v.location[0].y / _this.showProportion,
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v.name
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);
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_this.canvas.style.cursor = "pointer";
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}
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});
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_this.canvasData.arrow.forEach(function (v, i) {
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_this.ctx.strokeStyle = "yellow";
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// _this.ctx.beginPath()
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// _this.ctx.moveTo(v.location[0].x / 2, v.location[0].y / 2)
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// _this.ctx.lineTo(v.location[1].x / 2, v.location[1].y / 2)
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// _this.ctx.stroke()
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_this.drawArrow(
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_this.ctx,
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v.location[0].x / _this.showProportion,
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v.location[0].y / _this.showProportion,
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v.location[1].x / _this.showProportion,
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v.location[1].y / _this.showProportion,
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20,
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30,
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"yellow"
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); // 绘制方法
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_this.showRemarks(
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v.location[0].x / _this.showProportion,
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v.location[0].y / _this.showProportion,
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v.name
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);
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_this.canvas.style.cursor = "default";
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if (e && _this.ctx.isPointInStroke(e.offsetX, e.offsetY)) {
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// 如果传入了事件坐标，就用isPointInStroke判断一下
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// 如果当前环境覆盖了该坐标，就将图形的index放到数组里
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// 当鼠标移入之后将当前的模式切换为选中模式
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_this.type = "0";
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_this.delCursor.type = "4";
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_this.delCursor.index = i;
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// 将当前元素标红
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_this.ctx.strokeStyle = "red";
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// _this.ctx.beginPath()
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// _this.ctx.moveTo(v.location[0].x / _this.showProportion, v.location[0].y / _this.showProportion)
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// _this.ctx.lineTo(v.location[1].x / _this.showProportion, v.location[1].y / _this.showProportion)
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// _this.ctx.stroke()
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_this.drawArrow(
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_this.ctx,
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v.location[0].x / _this.showProportion,
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v.location[0].y / _this.showProportion,
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v.location[1].x / _this.showProportion,
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v.location[1].y / _this.showProportion,
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20,
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30,
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"red"
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); // 绘制方法
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_this.showRemarks(
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v.location[0].x / _this.showProportion,
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v.location[0].y / _this.showProportion,
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v.name
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);
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_this.canvas.style.cursor = "pointer";
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}
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});
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_this.canvasData.polygon.forEach(function (v, i) {
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if (v.location.length === 0) {
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return;
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}
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_this.ctx.strokeStyle = "yellow";
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_this.ctx.beginPath();
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_this.ctx.moveTo(v.location[0].x / _this.showProportion, v.location[0].y / _this.showProportion);
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for (let i = 1; i < v.location.length; i++) {
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_this.ctx.lineTo(v.location[i].x / _this.showProportion, v.location[i].y / _this.showProportion);
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}
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_this.ctx.closePath();
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_this.ctx.stroke();
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_this.showRemarks(
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v.location[v.location.length - 1].x / _this.showProportion,
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v.location[v.location.length - 1].y / _this.showProportion,
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v.name
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);
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_this.canvas.style.cursor = "default";
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if (e && _this.ctx.isPointInPath(e.offsetX, e.offsetY)) {
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// 如果传入了事件坐标，就用isPointInStroke判断一下
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// 如果当前环境覆盖了该坐标，就将图形的index放到数组里
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// 当鼠标移入之后将当前的模式切换为选中模式
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_this.type = "0";
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_this.delCursor.type = "5";
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_this.delCursor.index = i;
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// 将当前元素标红
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_this.ctx.strokeStyle = "red";
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_this.ctx.beginPath();
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_this.ctx.moveTo(v.location[0].x / _this.showProportion, v.location[0].y / _this.showProportion);
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for (let i = 1; i < v.location.length; i++) {
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_this.ctx.lineTo(v.location[i].x / _this.showProportion, v.location[i].y / _this.showProportion);
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}
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_this.ctx.closePath();
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_this.ctx.stroke();
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_this.showRemarks(
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v.location[v.location.length - 1].x / _this.showProportion,
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v.location[v.location.length - 1].y / _this.showProportion,
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v.name
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);
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_this.canvas.style.cursor = "pointer";
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}
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});
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},
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// 回显图形备注
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showRemarks(x, y, remarks) {
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this.ctx.moveTo(x, y - 10); // 因为放大之后是y-20，所以缩小版的为y-10
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this.ctx.fillStyle = "green"; // 设置填充颜色为绿色
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this.ctx.font = '10px "微软雅黑"'; // 设置字体
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this.ctx.textBaseline = "bottom"; // 设置字体底线对齐绘制基线
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this.ctx.textAlign = "left"; // 设置字体对齐的方式
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this.ctx.fillText(remarks, x, y - 10); // 填充文字
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},
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getCanvasData(data) {
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let polyon = { ...data };
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polyon.camera_id = this.Camera.cameraId;
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savePolygon(polyon).then(rsp => {
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this.Camera.getPolygon();
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this.Camera.getCameraTask();
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});
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},
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async initCanvas(id){
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//this.canvas = document.querySelector("#area-canvas");
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this.canvas = this.$refs.areaCanvas;
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this.ctx = this.canvas.getContext("2d");
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// this.Camera.getPolygon();x:758,y:280
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// console.log(this.Camera.canvasData);
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const rsp = await getAllPolygon({ cameraId: id });
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debugger
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if (rsp && rsp.success) {
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this.canvasData = {
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line: rsp.data.line,
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arrow: rsp.data.arrow,
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polygon: [{id:'uuid', name: '多边形1', location: [{ x: 735, y: 155 }, { x: 830, y: 156 }, { x: 809, y: 351 }, { x: 809, y: 364 }, { x: 753, y: 396 }, { x: 755, y: 520 },{ x: 706, y: 524 },{ x: 722, y: 392 },{x:758,y:280},{ x: 735, y: 155 }] }],
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//rect: rsp.data.rect
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rect: [{id:'uuid', name: '矩形1', location: [{ x: 20, y: 30 }, { x: 20, y: 60 }, { x: 100, y: 60 }, { x: 100, y: 30 }] }]
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};
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}
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debugger
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this.clickSelect(this.canvasData);
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},
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async initArea(){
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console.log('init')
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const res = await getAllPolygon({cameraId: this.TreeDataPool.selectedNode.id});
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this.canvasData.line = res.data.line;
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this.canvasData.rect = res.data.rect;
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this.canvasData.arrow = res.data.arrow;
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this.canvasData.polygon = res.data.polygon;
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console.log(this.canvasData)
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// this.canvasData = {
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// line: [],
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// arrow: [],
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// polygon: [{id:'uuid', name: '多边形1', location: [{ x: 735, y: 155 }, { x: 830, y: 156 }, { x: 809, y: 351 }, { x: 809, y: 364 }, { x: 753, y: 396 }, { x: 755, y: 520 },{ x: 706, y: 524 },{ x: 722, y: 392 },{x:758,y:280},{ x: 735, y: 155 }] }],
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// //rect: rsp.data.rect
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// rect: []
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// };
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this.clickSelect(this.canvasData);
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}
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},
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mounted() {
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this.clickStart();
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this.$nextTick(()=>{
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this.canvas = this.$refs.areaCanvas;
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this.ctx = this.canvas.getContext("2d");
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this.ctx.lineWidth = '1'
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this.initArea()
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})
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},
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beforeDestroy() {
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this.wfs.destroy();
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this.wfsId = "";
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}
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};
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</script>
|
|
<style lang="scss">
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#area-canvas{
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width: 100%;
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height: 100%;
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background: transparent;
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position: absolute;
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top: 0;
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left: 0;
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}
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// .cavas{
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// width: 100%;
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// height: 100%;
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// position: absolute;
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// top: 0;
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// left: 0;
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// canvas{
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// background: transparent!important;
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// }
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// }
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video {
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object-fit: fill;
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width: 100%;
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height: 100%;
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}
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.video-player {
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position: relative;
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width: 100%;
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height: 100%;
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.controls {
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display: none;
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position: absolute;
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bottom: 0%;
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color: #fff;
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width: 100%;
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height: 10%;
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background: -webkit-linear-gradient(rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.9));
|
|
i {
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float: right;
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font-size: 15px;
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margin-right: 7%;
|
cursor: pointer;
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}
|
i:hover {
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color: rgb(236, 235, 235);
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-moz-box-shadow: 2px 2px 7px #000;
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-webkit-box-shadow: 2px 2px 7px #000;
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box-shadow: 2px 2px 7px #000;
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}
|
}
|
}
|
|
.video-player:hover {
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.controls {
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display: block;
|
}
|
}
|
</style>
|
