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node_modules/vant/es/rolling-text/RollingText.mjs

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+import { ref, defineComponent, computed, watch, createVNode as _createVNode } from "vue";
+import { raf } from "@vant/use";
+import { createNamespace, makeArrayProp, makeNumberProp, makeStringProp, truthProp, padZero } from "../utils/index.mjs";
+import { useExpose } from "../composables/use-expose.mjs";
+import RollingTextItem from "./RollingTextItem.mjs";
+const [name, bem] = createNamespace("rolling-text");
+const rollingTextProps = {
+  startNum: makeNumberProp(0),
+  targetNum: Number,
+  textList: makeArrayProp(),
+  duration: makeNumberProp(2),
+  autoStart: truthProp,
+  direction: makeStringProp("down"),
+  stopOrder: makeStringProp("ltr"),
+  height: makeNumberProp(40)
+};
+const CIRCLE_NUM = 2;
+var stdin_default = defineComponent({
+  name,
+  props: rollingTextProps,
+  setup(props) {
+    const isCustomType = computed(() => Array.isArray(props.textList) && props.textList.length);
+    const itemLength = computed(() => {
+      if (isCustomType.value) return props.textList[0].length;
+      return `${Math.max(props.startNum, props.targetNum)}`.length;
+    });
+    const getTextArrByIdx = (idx) => {
+      const result = [];
+      for (let i = 0; i < props.textList.length; i++) {
+        result.push(props.textList[i][idx]);
+      }
+      return result;
+    };
+    const targetNumArr = computed(() => {
+      if (isCustomType.value) return new Array(itemLength.value).fill("");
+      return padZero(props.targetNum, itemLength.value).split("");
+    });
+    const startNumArr = computed(() => padZero(props.startNum, itemLength.value).split(""));
+    const getFigureArr = (i) => {
+      const start2 = +startNumArr.value[i];
+      const target = +targetNumArr.value[i];
+      const result = [];
+      for (let i2 = start2; i2 <= 9; i2++) {
+        result.push(i2);
+      }
+      for (let i2 = 0; i2 <= CIRCLE_NUM; i2++) {
+        for (let j = 0; j <= 9; j++) {
+          result.push(j);
+        }
+      }
+      for (let i2 = 0; i2 <= target; i2++) {
+        result.push(i2);
+      }
+      return result;
+    };
+    const getDelay = (i, len) => {
+      if (props.stopOrder === "ltr") return 0.2 * i;
+      return 0.2 * (len - 1 - i);
+    };
+    const rolling = ref(props.autoStart);
+    const start = () => {
+      rolling.value = true;
+    };
+    const reset = () => {
+      rolling.value = false;
+      if (props.autoStart) {
+        raf(() => start());
+      }
+    };
+    watch(() => props.autoStart, (value) => {
+      if (value) {
+        start();
+      }
+    });
+    useExpose({
+      start,
+      reset
+    });
+    return () => _createVNode("div", {
+      "class": bem()
+    }, [targetNumArr.value.map((_, i) => _createVNode(RollingTextItem, {
+      "figureArr": isCustomType.value ? getTextArrByIdx(i) : getFigureArr(i),
+      "duration": props.duration,
+      "direction": props.direction,
+      "isStart": rolling.value,
+      "height": props.height,
+      "delay": getDelay(i, itemLength.value)
+    }, null))]);
+  }
+});
+export {
+  stdin_default as default,
+  rollingTextProps
+};