引入math.js改

DAPlatform-front/src/components/imageAnnotation/imageAnnotiation.vue

@@ -232,7 +232,7 @@ export default {
     // console.log(this.$store.state.imageData)
 
     this.getLabelList()
-    
+
     console.log('input')
     console.log(this.$store.state.imageData)
     this.formExchange(this.$store.state.imageData)
@@ -404,7 +404,8 @@ export default {
     goBigger () {
       var scale = this.scaleSize
       if (scale < 2) {
-        this.scaleSize = scale + 0.1
+        // this.scaleSize = scale + 0.1
+        this.scaleSize = this.$math.add(this.$math.bignumber(scale), this.$math.bignumber(0.1))
       } else {
         this.scaleSize = 2
       }
@@ -418,7 +419,7 @@ export default {
     goSmaller () {
       var scale = this.scaleSize
       if (scale > 0.5) {
-        this.scaleSize = scale - 0.1
+        this.scaleSize = this.$math.subtract(this.$math.bignumber(scale), this.$math.bignumber(0.1))
       } else {
         this.scaleSize = 0.5
       }
@@ -799,18 +800,18 @@ export default {
       }
     },
     async getLabelList () {
-  
+
       /**
        * 这是一个大致的格式转换
        */
       try {
-        
+
         this.data = []
         let params = {
           "relationList" : [
             123,
             11
-          ]  
+          ]
         }
         var self = this
         let res = await this.axios({
@@ -825,7 +826,7 @@ export default {
           self.$store.commit('setImageData', imageList.imageList)
           console.log("!!!!!!!!!!!!!!!!")
           console.log(this.$store.state.imageData)
-        } 
+        }
       } catch (err) {
         self.$store.commit('clearImageData')
         console.log(err)
@@ -1031,7 +1032,7 @@ export default {
         }
         outputData.push(newData)
       })
-      
+
       console.log("outputdata")
       console.log(outputData)
       this.imageNum = this.data.len

DAPlatform-front/src/main.js

@@ -8,6 +8,9 @@ import ElementUI from 'element-ui'
 import 'element-ui/lib/theme-chalk/index.css'
 import axios from 'axios'
 import VueAxios from 'vue-axios'
+import * as math from 'mathjs';
+
+Vue.prototype.$math = math
 
 axios.defaults.baseURL = 'http://localhost:9100/api'
 axios.defaults.timeout = 8000