picture

hb_client/src/views/mtm/materialdo.vue

@@ -1007,19 +1007,25 @@
         let image = new Image();
         image = canvas.toDataURL('image/png');
         this.canvasImg = image;
-        let img = image.split(";")[1];
+        let file = this.base64ToFile(image);
-        debugger;
+        let formData = new FormData();
-        console.log(image);
+        formData.append('file', file);
-        debugger;
+        upFile(formData).then((res) => {
-        let imgData = {mime:'base64',file:img,type:'图片'};
-        upFile(imgData).then((res) => {
           debugger;
           console.log(res);
           debugger;
         })
-
+      },
-
+      base64ToFile(baseUrl) {
-        // document.getElementById('res').innerHTML = '<img style="border: 1px solid #666666;" src="'+image+'">';
+        let arr = baseUrl.split(',');
+        // let type = arr[0].match(/:(.*?);/)[1];   // 解锁图片类型
+        let bytes = atob(arr[1]); // 解码base64
+        let n = bytes .length;
+        let bufferArray = new Uint8Array(n);
+        while (n--) {
+          bufferArray[n] = bytes.charCodeAt(n);
+        }
+        return new File([bufferArray ],{ type:'image/png'});
       },
 
       //新增记录表