From ccee429d379e0108b7445f72ade8d97c110a6fb3 Mon Sep 17 00:00:00 2001
From: ZZJ <zzjdsg2300@163.com>
Date: 星期二, 09 十一月 2021 18:01:59 +0800
Subject: [PATCH] 问题修复

---
 src/components/player/index.vue |  268 +++++++++++++++++++----------------------------------
 1 files changed, 95 insertions(+), 173 deletions(-)

diff --git a/src/components/player/index.vue b/src/components/player/index.vue
index 6d1c004..a1757a3 100644
--- a/src/components/player/index.vue
+++ b/src/components/player/index.vue
@@ -1,6 +1,6 @@
 <template>
   <div class="video-player">
-    <canvas id="area-canvas" ref="areaCanvas" :width="canvasWidth" :height="canvasHeight"></canvas>
+    <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 -->
@@ -41,11 +41,14 @@
     isGb: {
       type: Boolean,
       default: false
+    },
+    showArea: {
+      type: Boolean,
+      default: false
     }
   },
- 
-  computed: {
 
+  computed: {
     poster() {
       return "/images/player/player_poster.gif?t=" + Math.random()
     }
@@ -64,41 +67,45 @@
       },
       //showProportion: 3.2,
       //showProportionY: 3.58,
-      showProportion: 1.036,
-      showProportionY: 1.039,
+      // showProportion: 1.036,
+      // showProportionY: 1.039,
+      showProportion: 1,
+      showProportionY: 1,
       canvas: null,
       ctx: null,
       canvasWidth: 0,
       canvasHeight: 0,
+      algoDataSocket: null
     };
   },
   watch: {
-    // "TreeDataPool.selectedNode": async function(node){
-    //   if(node){
-    //     console.log('TreeDataPool.selectedNode')
-    //     console.log(node)
-    //     //this.Camera.cameraId = node.id;
-    //     const res = await getAllPolygon({cameraId: node.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);
-    //   }
-    // },
- 
     rtspUrl: function (newVal, oldVal) {
       if (newVal !== oldVal) {
         if (this.wfs.config) {
           this.wfs.destroy();
+          !!this.algoDataSocket && this.algoDataSocket.close()
         }
         this.$nextTick(() => {
           this.clickStart();
         });
       }
     }
+  },
+  mounted() {
+    this.clickStart();
+    this.$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) {
@@ -129,7 +136,6 @@
       if (cameraId == "") {
         cameraId = this.getUuid();
       }
-
       if (Wfs.isSupported()) {
         let wsAddr = this.wsAddr;
         let cameraInfo = {
@@ -175,32 +181,7 @@
         _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.showRemarks(
-        //   v.location[0].x / _this.showProportion,
-        //   v.location[0].y / _this.showProportion,
-        //   v.name
-        // );
         _this.canvas.style.cursor = "default";
-        if (e && _this.ctx.isPointInStroke(e.offsetX, e.offsetY)) {
-          // 濡傛灉浼犲叆浜嗕簨浠跺潗鏍囷紝灏辩敤isPointInStroke鍒ゆ柇涓�涓�
-          // 濡傛灉褰撳墠鐜瑕嗙洊浜嗚鍧愭爣锛屽氨灏嗗浘褰㈢殑index鏀惧埌鏁扮粍閲�
-          // 褰撻紶鏍囩Щ鍏ヤ箣鍚庡皢褰撳墠鐨勬ā寮忓垏鎹负閫変腑妯″紡
-          _this.type = "0";
-          _this.delCursor.type = "1";
-          _this.delCursor.index = i;
-          // 灏嗗綋鍓嶅厓绱犳爣绾�
-          _this.ctx.strokeStyle = "red";
-          _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.showRemarks(
-            v.location[0].x / _this.showProportion,
-            v.location[0].y / _this.showProportion,
-            v.name
-          );
-          _this.canvas.style.cursor = "pointer";
-        }
       });
       _this.canvasData.rect.forEach(function (v, i) {
         _this.ctx.strokeStyle = "yellow";
@@ -211,41 +192,11 @@
         _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.showRemarks(
-        //   v.location[0].x / _this.showProportion,
-        //   v.location[0].y / _this.showProportion,
-        //   v.name
-        // );
         _this.canvas.style.cursor = "default";
-        if (e && _this.ctx.isPointInPath(e.offsetX, e.offsetY)) {
-          // 濡傛灉浼犲叆浜嗕簨浠跺潗鏍囷紝灏辩敤isPointInStroke鍒ゆ柇涓�涓�
-          // 褰撻紶鏍囩Щ鍏ヤ箣鍚庡皢褰撳墠鐨勬ā寮忓垏鎹负閫変腑妯″紡
-          _this.type = "0";
-          _this.delCursor.type = "2";
-          _this.delCursor.index = i;
-          // 灏嗗綋鍓嶅厓绱犳爣绾�
-          _this.ctx.strokeStyle = "red";
-          _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.showRemarks(
-            v.location[0].x / _this.showProportion,
-            v.location[0].y / _this.showProportion,
-            v.name
-          );
-          _this.canvas.style.cursor = "pointer";
-        }
+
       });
       _this.canvasData.arrow.forEach(function (v, i) {
         _this.ctx.strokeStyle = "yellow";
-        // _this.ctx.beginPath()
-        // _this.ctx.moveTo(v.location[0].x / 2, v.location[0].y / 2)
-        // _this.ctx.lineTo(v.location[1].x / 2, v.location[1].y / 2)
-        // _this.ctx.stroke()
         _this.drawArrow(
           _this.ctx,
           v.location[0].x / _this.showProportion,
@@ -255,43 +206,9 @@
           20,
           30,
           "yellow"
-        ); // 缁樺埗鏂规硶
-        _this.showRemarks(
-          v.location[0].x / _this.showProportion,
-          v.location[0].y / _this.showProportion,
-          v.name
         );
         _this.canvas.style.cursor = "default";
-        if (e && _this.ctx.isPointInStroke(e.offsetX, e.offsetY)) {
-          // 濡傛灉浼犲叆浜嗕簨浠跺潗鏍囷紝灏辩敤isPointInStroke鍒ゆ柇涓�涓�
-          // 濡傛灉褰撳墠鐜瑕嗙洊浜嗚鍧愭爣锛屽氨灏嗗浘褰㈢殑index鏀惧埌鏁扮粍閲�
-          // 褰撻紶鏍囩Щ鍏ヤ箣鍚庡皢褰撳墠鐨勬ā寮忓垏鎹负閫変腑妯″紡
-          _this.type = "0";
-          _this.delCursor.type = "4";
-          _this.delCursor.index = i;
-          // 灏嗗綋鍓嶅厓绱犳爣绾�
-          _this.ctx.strokeStyle = "red";
-          //   _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.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,
-            "red"
-          ); // 缁樺埗鏂规硶
-          _this.showRemarks(
-            v.location[0].x / _this.showProportion,
-            v.location[0].y / _this.showProportion,
-            v.name
-          );
-          _this.canvas.style.cursor = "pointer";
-        }
+
       });
       _this.canvasData.polygon.forEach(function (v, i) {
         if (v.location.length === 0) {
@@ -305,37 +222,53 @@
         }
         _this.ctx.closePath();
         _this.ctx.stroke();
-        // _this.showRemarks(
-        //   v.location[v.location.length - 1].x / _this.showProportion,
-        //   v.location[v.location.length - 1].y / _this.showProportionY,
-        //   v.name
-        // );
         _this.canvas.style.cursor = "default";
-        if (e && _this.ctx.isPointInPath(e.offsetX, e.offsetY)) {
-          // 濡傛灉浼犲叆浜嗕簨浠跺潗鏍囷紝灏辩敤isPointInStroke鍒ゆ柇涓�涓�
-          // 濡傛灉褰撳墠鐜瑕嗙洊浜嗚鍧愭爣锛屽氨灏嗗浘褰㈢殑index鏀惧埌鏁扮粍閲�
-          // 褰撻紶鏍囩Щ鍏ヤ箣鍚庡皢褰撳墠鐨勬ā寮忓垏鎹负閫変腑妯″紡
-          _this.type = "0";
-          _this.delCursor.type = "5";
-          _this.delCursor.index = i;
-          // 灏嗗綋鍓嶅厓绱犳爣绾�
-          _this.ctx.strokeStyle = "red";
-          _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.showRemarks(
-            v.location[v.location.length - 1].x / _this.showProportion,
-            v.location[v.location.length - 1].y / _this.showProportionY,
-            v.name
-          );
-          _this.canvas.style.cursor = "pointer";
-        }
+
       });
     },
+
+    // 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
@@ -353,54 +286,43 @@
         this.Camera.getCameraTask();
       });
     },
-    setWidthHeight(){
+    setWidthHeight() {
       this.canvasWidth = this.$refs.videoPlayer.offsetWidth;
       this.canvasHeight = this.$refs.videoPlayer.offsetHeight;
+      console.log(this.canvasWidth, this.canvasHeight)
     },
-    async initArea(){
+    async initArea() {
       console.log('init')
-      const res = await getAllPolygon({cameraId: this.TreeDataPool.selectedNode.id});
+      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.canvasData = {
-      //     line: [],
-      //     arrow: [],
-      //     polygon: [{id:'uuid', name: '澶氳竟褰�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 }] }],
-      //     //rect: rsp.data.rect
-      //     rect: []
-      //   };
       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();
-    //鑾峰彇video瀹介珮骞剁粰鍖哄煙canvas璧嬪��
-    this.setWidthHeight();
-    window.addEventListener('resize',()=>{
-      //this.setWidthHeight();
-      //this.initArea();
-    });
-    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 = "";
   }
 };
 </script>
 
 <style lang="scss">
-#area-canvas{
+#area-canvas {
   background: transparent;
   position: absolute;
   top: 0;

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