首次完整推送，

V：1.20240808.006

uni_modules/Sansnn-uQRCode/common/queue.js

@@ -0,0 +1,41 @@
+function Queue() {
+  let waitingQueue = this.waitingQueue = [];
+  let isRunning = this.isRunning = false; // 记录是否有未完成的任务
+
+  function execute(task, resolve, reject) {
+    task()
+      .then((data) => {
+        resolve(data);
+      })
+      .catch((e) => {
+        reject(e);
+      })
+      .finally(() => {
+        // 等待任务队列中如果有任务，则触发它；否则设置isRunning = false,表示无任务状态
+        if (waitingQueue.length) {
+          const next = waitingQueue.shift();
+          execute(next.task, next.resolve, next.reject);
+        } else {
+          isRunning = false;
+        }
+      });
+  }
+  this.exec = function(task) {
+    return new Promise((resolve, reject) => {
+      if (isRunning) {
+        waitingQueue.push({
+          task,
+          resolve,
+          reject
+        });
+      } else {
+        isRunning = true;
+        execute(task, resolve, reject);
+      }
+    });
+  }
+}
+
+/* 队列实例，某些平台一起使用多个组件时需要通过队列逐一绘制，否则部分绘制方法异常，nvue端的iOS gcanvas尤其明显，在不通过队列绘制时会出现图片丢失的情况 */
+export const queueDraw = new Queue();
+export const queueLoadImage = new Queue();