45

chenyincheng

2023-03-22 608b8c5f7e43c3a3f43ffffaa8287c8434adbdc9

 src/views/login/index.vue

@@ -1,200 +1,189 @@
<template>
   <div class="login-container">
      <div class="login-logo">
         <span>岱特智能科技</span>
      </div>
      <div class="login-content" :class="{ 'login-content-mobile': tabsActiveName === 'mobile' }">
         <el-row :gutter="0">
            <el-col :xs="0" :sm="12" :md="12" :lg="12" :xl="12">
               <div class="login-content-image">
                  <div></div>
               </div>
            </el-col>
            <el-col :xs="24" :sm="12" :md="12" :lg="12" :xl="12">
               <div class="login-content-main">
                  <div class="login-content-title">
                     <div class="login-content-logo"></div>
                     <div class="login-title">胜透血液透析管理平台</div>
                     <div class="login-welcome">WELCOME欢迎登陆</div>
                  </div>
                  <div>
                     <Account />
                  </div>
               </div>
            </el-col>
         </el-row>
      </div>
      <div class="login-copyright">
         <div class="mb5 login-copyright-company"></div>
         <div class="login-copyright-msg"></div>
      </div>
   </div>
    <div class="mask">
      <div class="go">
        <div class="titleH" style="color: white;">
          <h3>请把头移动到摄像头能拍到的位置，不要动 ！</h3>
        </div>
        <div class="box">
          <video id="videoCamera" class="canvas1" :width="videoWidth" :height="videoHeight" autoPlay></video>
          <br/>
          <canvas id="canvasCamera" class="canvas2"  :width="300" :height="300"></canvas>
        </div>
        <!-- <div class="footer">
          <el-button @click="getCompetence" icon="el-icon-video-camera"> 打开摄像头 </el-button>
          <el-button @click="drawImage" icon="el-icon-camera"> 拍照 </el-button>
          <el-button @click="stopNavigator" icon="el-icon-switch-button"> 关闭摄像头 </el-button>
          <el-button @click="resetCanvas" icon="el-icon-refresh"> 重置 </el-button>
        </div> -->
      </div>
    </div>
</template>

<script lang="ts">
import { toRefs, reactive, computed } from 'vue';
import Account from '@/views/login/component/account.vue';
export default {
   name: 'loginIndex',
   components: { Account },
   setup() {
      const state = reactive({
         tabsActiveName: 'account',
         isTabPaneShow: true,
         isScan: false,
      });
      return {
         ...toRefs(state),
      };
   },
	
};
<script lang="ts" setup>
  import { ref, reactive, onMounted, toRefs, nextTick } from "vue";
  import { ElMessage, ElMessageBox } from "element-plus";
  import {sundSocket} from "@/samples/socketClient"
  import { confingInfoStore } from '@/stores/StoresConfing'
  const loading = ref(false);
  const os = ref(false); //控制摄像头开关
  let thisVideo = ref("");
  let thisContext = ref("");
  let thisCancas = ref("");
  const videoWidth = ref(500);
  const videoHeight = ref(500);
  const postOptions = ref([]);
  const certCtl = ref("");
  const mask = ref(true);
   
  //查询参数
  const queryParams = reactive({
    pageNum: 1,
    pageSize: 10,
    imgSrc: undefined,
  });
  const closedPhono = ref(null);
   
  const emit = defineEmits(["closed"]);
  const props = defineProps({
    visible: { type: Boolean },
  });
  const { visible } = toRefs(props);
  const handleChange = (val) => {
    console.log(visible);
  };
   
  //调用摄像头权限
  const getCompetence = () => {
    nextTick(() => {
      os.value = false;
      thisCancas = document.getElementById("canvasCamera");
      thisContext = thisCancas.getContext("2d");
      thisVideo = document.getElementById("videoCamera");
      closedPhono.value = thisVideo;
      if (navigator.mediaDevices === undefined) {
        navigator.mediaDevices = {};
      }
   
      if (navigator.mediaDevices.getUserMedia === undefined) {
        navigator.mediaDevices.getUserMedia = function (constraints) {
          // 首先获取现存的getUserMedia(如果存在)
          let getUserMedia = navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.getUserMedia;
          if (!getUserMedia) {
            return Promise.reject(new Error("getUserMedia is not implemented in this browser"));
          }
          return new Promise(function (resolve, reject) {
            getUserMedia.call(navigator, constraints, resolve, reject);
          });
        };
      }
   
      const constraints = {
        audio: false,
        video: { width: videoWidth.value, height: videoHeight.value, transform: "scaleX(-1)" },
      };
   
      navigator.mediaDevices
        .getUserMedia(constraints)
        .then(function (stream) {
          if ("srcObject" in thisVideo) {
            thisVideo.srcObject = stream;
          } else {
            thisVideo.src = window.URL.createObjectURL(stream);
          }
          thisVideo.onloadedmetadata = function (e) {
            console.log('摄像头打开了')
            SendTime()
            thisVideo.play();
          };
        })
        .catch((err) => {
          ElMessage.error("没有开启摄像头权限或浏览器版本不兼容");
        });
    });
  };
   
  //绘制图片
  const drawImage = () => {
    thisCancas = document.getElementById("canvasCamera");
    thisContext = thisCancas.getContext("2d");
    thisVideo = document.getElementById("videoCamera");
     thisContext.drawImage(thisVideo, 0, 0, 300, 300);
    //获取图片地址
    queryParams.imgSrc = thisCancas.toDataURL('image/png');
    // console.log(queryParams.imgSrc);
    const str=`<STX>{"photo":"${queryParams.imgSrc}"}<ETX>`
    sundSocket(str)
  };
   
  //清空画布
  const clearCanvas = (id) => {
    let c = document.getElementById(id);
    let cxt = c.getContext("2d");
    cxt.clearRect(0, 0, 500, 500);
    
  };
   
  //重置画布
  const resetCanvas = () => {
    queryParams.imgSrc = "";
    clearCanvas("canvasCamera");
  };
  const SendTime=()=>{
    setInterval(drawImage,confingInfoStore().confingInfo.faceRecogDetectInterval*1000)
  }
   
  //关闭摄像头
  const stopNavigator = () => {
    // thisVideo = document.getElementById("videoCamera");
    if (closedPhono.value && closedPhono.value !== null) {
      thisVideo.srcObject.getTracks()[0].stop();
      os.value = true;
    } else {
      ElMessage.error("没有开启摄像头权限或浏览器版本不兼容");
    }
  };
  onMounted(()=>{
    console.log('页面初始化读取配置文件',confingInfoStore().confingInfo)
    getCompetence()
  })
  defineExpose({
    stopNavigator,
  });
</script>
<style scoped>
  .footer {
    height: 50px;
    background-color: white;
    justify-content: space-between;
    float: left;
    z-index: 1999;
  }
   
  
  .mask {
    z-index: 999;
    text-align: center;
  }
  .go {
    width: 100%;
    background-color:#409EFF;
    text-align: center;
    display: inline-block;
  }
  .box {
    width: 100%;
    text-align: center;

<style scoped lang="scss">
.login-container {
   width: 100%;
   height: 100%;
   background: url('@/assets/imgs/login/login-background.jpg') no-repeat;
   background-size: 100% 100%;
   .login-logo {
      position: absolute;
      top: 30px;
      left: 50%;
      height: 50px;
      display: flex;
      align-items: center;
      font-size: 20px;
      color: var(--color-primary);
      letter-spacing: 2px;
      width: 90%;
      transform: translateX(-50%);
   }
   .login-content {
      width: 848px;
      // padding: 20px;
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%) translate3d(0, 0, 0);
      background-color: rgba(255, 255, 255, 0.99);
      // border: 5px solid var(--color-primary-light-8);
      border-radius: 10px;
      transition: height 0.2s linear;
      // height: 480px;
      overflow: hidden;
      z-index: 1;
      .login-content-image {
         padding: 40px 20px;
         width: 100%;
         height: 100%;
         background-color: #F1F7FF
      }
      .login-content-image div {
         width: 100%;
         height: 100%;
         background: url('@/assets/imgs/login/login.jpg') no-repeat;
         background-size: 100% 100%;
      }
      .login-content-main {
         margin: 75px 50px;
         // margin: 0 auto;
         // width: 80%;
         .login-content-title {
            color: #333;
            font-weight: 500;
         font-size: 22px;
            text-align: left;
            // letter-spacing: 4px;
            // margin: 15px 0 30px;
            white-space: nowrap;
            z-index: 5;
            // position: relative;
            // transition: all 0.3s ease;
            .login-content-logo {
               text-align: left;
               width: 40px;
               height: 30px;
               background: url('@/assets/imgs/login/favicon.svg') no-repeat;
               display: inline-block;
               vertical-align: middle;
            }
            .login-title {
               display: inline-block;
               width: 224px;
               height: 30px;
               font-size: 21px;
               font-family: PingFangSC-Medium, PingFang SC;
               font-weight: 500;
               color: #232426;
               line-height: 30px;
               letter-spacing: 1px;
               vertical-align: middle;
            }
            .login-welcome {
               width: 149px;
               height: 20px;
               font-size: 14px;
               font-family: PingFangSC-Medium, PingFang SC;
               font-weight: 500;
               color: #AAAAAA;
               line-height: 20px;
            }
         }
      }
      .login-content-main-sacn {
         // position: absolute;
         // top: 0;
         // right: 0;
         // width: 50px;
         // height: 50px;
         overflow: hidden;
         cursor: pointer;
         transition: all ease 0.3s;
         &-delta {
            position: absolute;
            width: 35px;
            height: 70px;
            z-index: 2;
            top: 2px;
            right: 21px;
            background: var(--el-color-white);
            transform: rotate(-45deg);
         }
         &:hover {
            opacity: 1;
            transition: all ease 0.3s;
            color: var(--color-primary);
         }
         i {
            width: 47px;
            height: 50px;
            display: inline-block;
            font-size: 48px;
            position: absolute;
            right: 2px;
            top: -1px;
         }
      }
   }
   .login-content-mobile {
      height: 418px;
   }
   .login-copyright {
      position: absolute;
      left: 50%;
      transform: translateX(-50%);
      bottom: 30px;
      text-align: center;
      color: var(--color-whites);
      font-size: 12px;
      opacity: 0.8;
      .login-copyright-company {
         white-space: nowrap;
      }
      .login-copyright-msg {
         @extend .login-copyright-company;
      }
   }
}
</style>
    background-color: #d9ecff;
  }
  .canvas1{
    margin-top: 100px;
    border: 2px solid #409EFF;
    border-radius: 10%;

  }
  .canvas2{
    visibility:hidden;
  }
 
   
  </style>