From 4a800a8fc83c6bd1f86a8e847b079a51a7532c09 Mon Sep 17 00:00:00 2001
From: zhangzengfei <zhangzengfei@smartai.com>
Date: 星期三, 20 七月 2022 15:05:58 +0800
Subject: [PATCH] 修复国标配置的bug

---
 src/components/player/index.vue |  304 +++++++++++++++++++++++++++++++++++++++++++++-----
 1 files changed, 274 insertions(+), 30 deletions(-)

diff --git a/src/components/player/index.vue b/src/components/player/index.vue
index 3b388f9..93e9342 100644
--- a/src/components/player/index.vue
+++ b/src/components/player/index.vue
@@ -1,5 +1,12 @@
 <template>
   <div class="video-player">
+    <canvas
+      v-show="showArea"
+      id="area-canvas"
+      ref="areaCanvas"
+      width="960"
+      height="540"
+    ></canvas>
     <video ref="videoPlayer" :poster="poster" preload="auto" muted></video>
     <div class="controls">
       <!-- 鍏ㄥ睆 -->
@@ -9,79 +16,131 @@
 </template>
 <script>
 import Wfs from "./wfs";
-import defPoster from "../../assets/player_poster.gif"
-
+import VideoRuleData from "@/Pool/VideoRuleData";
+import TreeDataPool from "@/Pool/TreeData";
+import { getAllPolygon } from "@/api/polygon";
+import polygonCanvas from "@/components/canvas";
 export default {
   name: "CameraPlayer",
   props: {
     wsAddr: {
       type: String,
       // default: "ws://192.168.1.182:10101/ws"
-      default: `${location.protocol === "https" ? "wss" : "ws"}://${location.host}/ws`
+      default: `${location.protocol === "https" ? "wss" : "ws"}://${
+        location.host
+      }/ws`,
     },
     cameraName: {
       type: String,
-      default: ""
+      default: "",
     },
     cameraID: {
       type: String,
-      default: "C4668FD0-3CAE-C31F-C21E-28B7001243C4"
+      default: "C4668FD0-3CAE-C31F-C21E-28B7001243C4",
     },
     rtspUrl: {
       type: String,
-      default: "rtsp://admin:a1234567@192.168.1.201:554/h264/ch1/main/av_stream"
+      default:
+        "rtsp://admin:a1234567@192.168.1.201:554/h264/ch1/main/av_stream",
     },
     isRunning: {
       type: Boolean,
-      default: false
+      default: false,
     },
     isGb: {
       type: Boolean,
-      default: false
-    }
+      default: false,
+    },
+    showArea: {
+      type: Boolean,
+      default: false,
+    },
+    hasPoster: {
+      type: Boolean,
+      default: true,
+    },
   },
+
   computed: {
-    poster() {
-      return defPoster + "?t=" + Math.random()
-    }
+    // poster() {
+    //   return "/images/player/player_poster.gif?t=" + Math.random()
+    // }
   },
   data() {
     return {
       wfs: {},
-      wfsId: 0
+      poster: "/images/player/player_poster.gif?t=" + Math.random(),
+      wfsId: 0,
+      Camera: new VideoRuleData(this.isGb),
+      showCanvas: true,
+      canvasData: {
+        line: [],
+        rect: [], // {id:'uuid', name: '鐭╁舰1', location: [{ x: 20, y: 30 }, { x: 20, y: 60 }, { x: 100, y: 60 }, { x: 100, y: 30 }] }
+        arrow: [],
+        polygon: [],
+      },
+      //showProportion: 3.2,
+      //showProportionY: 3.58,
+      // showProportion: 1.036,
+      // showProportionY: 1.039,
+      showProportion: 1,
+      showProportionY: 1,
+      canvas: null,
+      ctx: null,
+      canvasWidth: 0,
+      canvasHeight: 0,
+      algoDataSocket: null,
     };
   },
   watch: {
     rtspUrl: function (newVal, oldVal) {
+      console.log("new rstp: ", newVal);
       if (newVal !== oldVal) {
         if (this.wfs.config) {
           this.wfs.destroy();
+          !!this.algoDataSocket && this.algoDataSocket.close();
         }
         this.$nextTick(() => {
           this.clickStart();
+          this.poster = "/images/player/player_poster.gif?t=" + Math.random();
         });
       }
-    }
+    },
+  },
+  mounted() {
+    this.clickStart();
+    this.$nextTick(() => {
+      this.canvas = this.$refs.areaCanvas;
+      this.ctx = this.canvas.getContext("2d");
+      this.ctx.lineWidth = 1;
+      this.initArea();
+    });
+  },
+  beforeDestroy() {
+    this.wfs.destroy();
+    this.wfsId = "";
+
+    !!this.algoDataSocket && this.algoDataSocket.close();
   },
   methods: {
     checkConnect(id) {
       // console.log(this.wfs)
       if (id !== this.wfsId) {
-        return
+        return;
       }
 
       if (this.wfs.websocketLoader && this.wfs.websocketLoader.client) {
         if (this.wfs.websocketLoader.client.disconnected) {
           this.clickStart();
-          console.log("瀹炴椂瑙嗛宸叉柇寮�锛屾鍦ㄩ噸杩�")
-          return
+          console.log("瀹炴椂瑙嗛宸叉柇寮�锛屾鍦ㄩ噸杩�");
+          return;
         }
       }
 
       let _this = this;
       setTimeout(() => {
-        _this.checkConnect(id)
-      }, 10000)
+        _this.checkConnect(id);
+      }, 10000);
     },
     clickStart() {
       if (this.rtspUrl == "") {
@@ -92,14 +151,13 @@
       if (cameraId == "") {
         cameraId = this.getUuid();
       }
-
       if (Wfs.isSupported()) {
         let wsAddr = this.wsAddr;
         let cameraInfo = {
           cameraID: cameraId,
           rtspUrl: this.rtspUrl,
           isRunning: this.isRunning,
-          isGb28181: this.isGb
+          isGb28181: this.isGb,
         };
 
         // let camera = document.getElementById(this.cameraID);
@@ -109,7 +167,7 @@
         this.wfsId = randomId;
         this.wfs.attachMedia(camera, "chX", "H264Raw", wsAddr, cameraInfo);
 
-        this.checkConnect(randomId)
+        this.checkConnect(randomId);
       }
     },
     getUuid() {
@@ -126,19 +184,205 @@
     },
     fullScreen() {
       this.$refs.videoPlayer.webkitRequestFullScreen();
-    }
+    },
+    // 鍥炴樉cavas鏁版嵁
+    // 鐐瑰嚮閫変腑鍙樿壊 灏嗗綋鍓嶉〉闈㈡墍鏈夎矾寰勯噸缁樺垽鏂綋鍓嶉紶鏍囩殑鍧愭爣鍦ㄥ摢涓浘褰㈠唴 濡傛灉涓嶄紶鍧愭爣鍙傛暟灏辨槸鍥炴樉鐨勬柟娉�
+    clickSelect(e) {
+      this.ctx.clearRect(0, 0, this.canvas.width, this.canvas.height);
+      let _this = this; // 闆嗗悎涓亶鍘嗛渶瑕佸皢this杞瓨涓�涓嬩娇鐢�
+      _this.canvasData.line.forEach(function (v, i) {
+        _this.ctx.strokeStyle = "yellow";
+        _this.ctx.beginPath();
+        _this.ctx.moveTo(
+          v.location[0].x / _this.showProportion,
+          v.location[0].y / _this.showProportion
+        );
+        _this.ctx.lineTo(
+          v.location[1].x / _this.showProportion,
+          v.location[1].y / _this.showProportion
+        );
+        _this.ctx.stroke();
+        _this.canvas.style.cursor = "default";
+      });
+      _this.canvasData.rect.forEach(function (v, i) {
+        _this.ctx.strokeStyle = "yellow";
+        _this.ctx.beginPath();
+        _this.ctx.moveTo(
+          v.location[0].x / _this.showProportion,
+          v.location[0].y / _this.showProportion
+        );
+        _this.ctx.lineTo(
+          v.location[1].x / _this.showProportion,
+          v.location[1].y / _this.showProportion
+        );
+        _this.ctx.lineTo(
+          v.location[2].x / _this.showProportion,
+          v.location[2].y / _this.showProportion
+        );
+        _this.ctx.lineTo(
+          v.location[3].x / _this.showProportion,
+          v.location[3].y / _this.showProportion
+        );
+        _this.ctx.lineTo(
+          v.location[0].x / _this.showProportion,
+          v.location[0].y / _this.showProportion
+        );
+        _this.ctx.stroke();
+        _this.canvas.style.cursor = "default";
+      });
+      _this.canvasData.arrow.forEach(function (v, i) {
+        _this.ctx.strokeStyle = "yellow";
+        _this.drawArrow(
+          _this.ctx,
+          v.location[0].x / _this.showProportion,
+          v.location[0].y / _this.showProportion,
+          v.location[1].x / _this.showProportion,
+          v.location[1].y / _this.showProportion,
+          20,
+          30,
+          "yellow"
+        );
+        _this.canvas.style.cursor = "default";
+      });
+      _this.canvasData.polygon.forEach(function (v, i) {
+        if (v.location.length === 0) {
+          return;
+        }
+        _this.ctx.strokeStyle = "yellow";
+        _this.ctx.beginPath();
+        _this.ctx.moveTo(
+          v.location[0].x / _this.showProportion,
+          v.location[0].y / _this.showProportionY
+        );
+        for (let i = 1; i < v.location.length; i++) {
+          _this.ctx.lineTo(
+            v.location[i].x / _this.showProportion,
+            v.location[i].y / _this.showProportionY
+          );
+        }
+        _this.ctx.closePath();
+        _this.ctx.stroke();
+        _this.canvas.style.cursor = "default";
+      });
+    },
+
+    // 绠ご缁樺埗鍑芥暟
+    drawArrow(
+      ctx,
+      fromX,
+      fromY,
+      toX,
+      toY,
+      theta = 30,
+      headlen = 10,
+      width = 1,
+      color = "yellow"
+    ) {
+      // ctx锛欳anvas缁樺浘鐜
+      // fromX, fromY锛氳捣鐐瑰潗鏍囷紙涔熷彲浠ユ崲鎴恜1锛屽彧涓嶈繃瀹冩槸涓�涓暟缁勶級
+      // toX, toY锛氱粓鐐瑰潗鏍� (涔熷彲浠ユ崲鎴恜2锛屽彧涓嶈繃瀹冩槸涓�涓暟缁�)
+      // theta锛氫笁瑙掓枩杈逛竴鐩寸嚎澶硅
+      // headlen锛氫笁瑙掓枩杈归暱搴�
+      // width锛氱澶寸嚎瀹藉害
+      // color锛氱澶撮鑹�
+      // theta = typeof theta !== "undefined" ? theta : 30;
+      // headlen = typeof theta !== "undefined" ? headlen : 10;
+      // width = typeof width !== "undefined" ? width : 1;
+      // color = typeof color !== "undefined" ? color : "yellow";
+      // 璁$畻鍚勮搴﹀拰瀵瑰簲鐨凱2,P3鍧愭爣
+      let angle = (Math.atan2(fromY - toY, fromX - toX) * 180) / Math.PI;
+      let angle1 = ((angle + theta) * Math.PI) / 180;
+      let angle2 = ((angle - theta) * Math.PI) / 180;
+      let topX = headlen * Math.cos(angle1);
+      let topY = headlen * Math.sin(angle1);
+      let botX = headlen * Math.cos(angle2);
+      let botY = headlen * Math.sin(angle2);
+
+      ctx.save();
+      ctx.beginPath();
+      let arrowX = fromX - topX;
+      let arrowY = fromY - topY;
+      ctx.moveTo(arrowX, arrowY);
+      ctx.moveTo(fromX, fromY);
+      ctx.lineTo(toX, toY);
+      arrowX = toX + topX;
+      arrowY = toY + topY;
+      ctx.moveTo(arrowX, arrowY);
+      ctx.lineTo(toX, toY);
+      arrowX = toX + botX;
+      arrowY = toY + botY;
+      ctx.lineTo(arrowX, arrowY);
+      ctx.strokeStyle = color;
+      ctx.lineWidth = width;
+      ctx.stroke();
+      ctx.restore();
+    },
+
+    // 鍥炴樉鍥惧舰澶囨敞
+    showRemarks(x, y, remarks) {
+      this.ctx.moveTo(x, y - 10); // 鍥犱负鏀惧ぇ涔嬪悗鏄痽-20锛屾墍浠ョ缉灏忕増鐨勪负y-10
+      this.ctx.fillStyle = "green"; // 璁剧疆濉厖棰滆壊涓虹豢鑹�
+      this.ctx.font = '10px "寰蒋闆呴粦"'; // 璁剧疆瀛椾綋
+      this.ctx.textBaseline = "bottom"; // 璁剧疆瀛椾綋搴曠嚎瀵归綈缁樺埗鍩虹嚎
+      this.ctx.textAlign = "left"; // 璁剧疆瀛椾綋瀵归綈鐨勬柟寮�
+      this.ctx.fillText(remarks, x, y - 10); // 濉厖鏂囧瓧
+    },
+    getCanvasData(data) {
+      let polyon = { ...data };
+      polyon.camera_id = this.Camera.cameraId;
+      savePolygon(polyon).then((rsp) => {
+        this.Camera.getPolygon();
+        this.Camera.getCameraTask();
+      });
+    },
+    setWidthHeight() {
+      this.canvasWidth = this.$refs.videoPlayer.offsetWidth;
+      this.canvasHeight = this.$refs.videoPlayer.offsetHeight;
+      console.log(this.canvasWidth, this.canvasHeight);
+    },
+    async initArea() {
+      console.log("init");
+      const res = await getAllPolygon({
+        cameraId: this.TreeDataPool.selectedNode.id,
+      });
+      this.canvasData.line = res.data.line;
+      this.canvasData.rect = res.data.rect;
+      this.canvasData.arrow = res.data.arrow;
+      this.canvasData.polygon = res.data.polygon;
+      console.log(this.canvasData);
+      this.clickSelect(this.canvasData);
+    },
+    initAlgoDataWebScoket() {
+      if (typeof WebSocket === "undefined") {
+        console.log("error,鎮ㄧ殑娴忚鍣ㄤ笉鏀寔socket");
+      } else {
+        this.algoDataSocket = new WebSocket();
+        this.algoDataSocket.onopen = () => {
+          console.log("socket杩炴帴鎴愬姛");
+        };
+        this.algoDataSocket.onerror = () => {
+          console.log("杩炴帴閿欒");
+        };
+        this.algoDataSocket.onmessage = (msg) => {
+          console.log(msg);
+        };
+      }
+    },
   },
-  mounted() {
-    this.clickStart();
-  },
-  beforeDestroy() {
-    this.wfs.destroy();
-    this.wfsId = "";
-  }
 };
 </script>
 
 <style lang="scss">
+#area-canvas {
+  background: transparent;
+  position: absolute;
+  top: 0;
+  left: 0;
+  padding: 0;
+  width: 100%;
+  height: 100%;
+}
+
 video {
   object-fit: fill;
   width: 100%;

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