fix

components/canvas-drag/index.js

@@ -344,8 +344,8 @@ Component({
             if (JSON.stringify(n) === '{}') return;
             if(!this.ctx) return;
             this.drawArr.push(new dragGraph(Object.assign({
-                x: 30,
-                y: 30,
+                x: 130-n.w/2,
+                y: 110-n.h/2,
             }, n), this.ctx, this.factor));
             this.draw();
             // 参数有变化时记录历史

src/pages/papersquare/classreviewshare.js

@@ -175,14 +175,22 @@ Page({
               w: 120,
               h: 120,
               type: 'image',
-              url: imagify(this.data.hasReviewImg[`${this.data.coverindex}`].src, 'image/resize,w_320/format,jpg/quality,q_50')
+              url: imagify(this.data.hasReviewImg[`${this.data.coverindex}`].src)
             },
           },()=>{
             wxGetImageInfo({src: that.data.graph.url}).then((res)=>{
+              let w = res.width,h=res.height,initratio = res.width/res.height;
+              if(initratio>=1){
+                w = 250,
+                h = 250*(res.height/res.width)
+              }else{
+                h = 210,
+                w = 210*(res.width/res.height)
+              }
               that.setData({
                 graph2: {
-                  w: 120,
-                  h: 120,
+                  w: w,
+                  h: h,
                   type: 'image',
                   url: res.path
                 },
@@ -535,14 +543,22 @@ Page({
         w: 120,
         h: 120,
         type: 'image',
-        url: imagify(this.data.hasReviewImg[`${this.data.coverindex}`].src, 'image/resize,w_320/format,jpg/quality,q_50')
+        url: imagify(this.data.hasReviewImg[`${this.data.coverindex}`].src)
       },
     },()=>{
       wxGetImageInfo({src: that.data.graph.url}).then((res)=>{
+        let w = res.width,h=res.height,initratio = res.width/res.height;
+        if(initratio>=1){
+          w = 250,
+          h = 250*(res.height/res.width)
+        }else{
+          h = 210,
+          w = 210*(res.width/res.height)
+        }
         that.setData({
           graph2: {
-            w: 120,
-            h: 120,
+            w: w,
+            h: h,
             type: 'image',
             url: res.path
           },