beginPath

yvan.ni
1 parent f642f0b6
Showing 1 changed file with 12 additions and 9 deletions
packageB/miniprogram_npm/mini-luck-draw/lucky-wheel/index.js
@@ -314,15 +314,18 @@ Component({
       this.toPlay(x, y);
     },
     toPlay: function toPlay(x, y) {
-      var ctx = this.ctx;
-      ctx.beginPath();
-      ctx.arc(0, 0, this.$lucky.maxBtnRadius, 0, Math.PI * 2, false);
-      if (!ctx.isPointInPath(x * this.dpr, y * this.dpr)) return;
-      // 隐藏图片并显示canvas
-      this.showCanvas = true;
-      this.setData({ luckyImg: '' });
-      // 触发 lucky-canvas 的抽奖逻辑
-      this.$lucky.startCallback();
+      var th=this;
+      setTimeout(function () {
+          var ctx = th.ctx;
+          ctx.beginPath();
+          ctx.arc(0, 0, th.$lucky.maxBtnRadius, 0, Math.PI * 2, false);
+          if (!ctx.isPointInPath(x * th.dpr, y * th.dpr)) return;
+          // 隐藏图片并显示canvas
+          th.showCanvas = true;
+          th.setData({ luckyImg: '' });
+          // 触发 lucky-canvas 的抽奖逻辑
+          th.$lucky.startCallback();
+      },400)
     },
     play: function play() {
       var _$lucky;