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node_modules/vant/es/image/Image.mjs

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+import { ref, watch, computed, nextTick, onMounted, onBeforeUnmount, defineComponent, getCurrentInstance, createVNode as _createVNode, resolveDirective as _resolveDirective, mergeProps as _mergeProps, withDirectives as _withDirectives } from "vue";
+import { isDef, addUnit, inBrowser, truthProp, numericProp, makeStringProp, createNamespace } from "../utils/index.mjs";
+import { Icon } from "../icon/index.mjs";
+const [name, bem] = createNamespace("image");
+const imageProps = {
+  src: String,
+  alt: String,
+  fit: String,
+  position: String,
+  round: Boolean,
+  block: Boolean,
+  width: numericProp,
+  height: numericProp,
+  radius: numericProp,
+  lazyLoad: Boolean,
+  iconSize: numericProp,
+  showError: truthProp,
+  errorIcon: makeStringProp("photo-fail"),
+  iconPrefix: String,
+  showLoading: truthProp,
+  loadingIcon: makeStringProp("photo"),
+  crossorigin: String,
+  referrerpolicy: String,
+  decoding: String
+};
+var stdin_default = defineComponent({
+  name,
+  props: imageProps,
+  emits: ["load", "error"],
+  setup(props, {
+    emit,
+    slots
+  }) {
+    const error = ref(false);
+    const loading = ref(true);
+    const imageRef = ref();
+    const {
+      $Lazyload
+    } = getCurrentInstance().proxy;
+    const style = computed(() => {
+      const style2 = {
+        width: addUnit(props.width),
+        height: addUnit(props.height)
+      };
+      if (isDef(props.radius)) {
+        style2.overflow = "hidden";
+        style2.borderRadius = addUnit(props.radius);
+      }
+      return style2;
+    });
+    watch(() => props.src, () => {
+      error.value = false;
+      loading.value = true;
+    });
+    const onLoad = (event) => {
+      if (loading.value) {
+        loading.value = false;
+        emit("load", event);
+      }
+    };
+    const triggerLoad = () => {
+      const loadEvent = new Event("load");
+      Object.defineProperty(loadEvent, "target", {
+        value: imageRef.value,
+        enumerable: true
+      });
+      onLoad(loadEvent);
+    };
+    const onError = (event) => {
+      error.value = true;
+      loading.value = false;
+      emit("error", event);
+    };
+    const renderIcon = (name2, className, slot) => {
+      if (slot) {
+        return slot();
+      }
+      return _createVNode(Icon, {
+        "name": name2,
+        "size": props.iconSize,
+        "class": className,
+        "classPrefix": props.iconPrefix
+      }, null);
+    };
+    const renderPlaceholder = () => {
+      if (loading.value && props.showLoading) {
+        return _createVNode("div", {
+          "class": bem("loading")
+        }, [renderIcon(props.loadingIcon, bem("loading-icon"), slots.loading)]);
+      }
+      if (error.value && props.showError) {
+        return _createVNode("div", {
+          "class": bem("error")
+        }, [renderIcon(props.errorIcon, bem("error-icon"), slots.error)]);
+      }
+    };
+    const renderImage = () => {
+      if (error.value || !props.src) {
+        return;
+      }
+      const attrs = {
+        alt: props.alt,
+        class: bem("img"),
+        decoding: props.decoding,
+        style: {
+          objectFit: props.fit,
+          objectPosition: props.position
+        },
+        crossorigin: props.crossorigin,
+        referrerpolicy: props.referrerpolicy
+      };
+      if (props.lazyLoad) {
+        return _withDirectives(_createVNode("img", _mergeProps({
+          "ref": imageRef
+        }, attrs), null), [[_resolveDirective("lazy"), props.src]]);
+      }
+      return _createVNode("img", _mergeProps({
+        "ref": imageRef,
+        "src": props.src,
+        "onLoad": onLoad,
+        "onError": onError
+      }, attrs), null);
+    };
+    const onLazyLoaded = ({
+      el
+    }) => {
+      const check = () => {
+        if (el === imageRef.value && loading.value) {
+          triggerLoad();
+        }
+      };
+      if (imageRef.value) {
+        check();
+      } else {
+        nextTick(check);
+      }
+    };
+    const onLazyLoadError = ({
+      el
+    }) => {
+      if (el === imageRef.value && !error.value) {
+        onError();
+      }
+    };
+    if ($Lazyload && inBrowser) {
+      $Lazyload.$on("loaded", onLazyLoaded);
+      $Lazyload.$on("error", onLazyLoadError);
+      onBeforeUnmount(() => {
+        $Lazyload.$off("loaded", onLazyLoaded);
+        $Lazyload.$off("error", onLazyLoadError);
+      });
+    }
+    onMounted(() => {
+      nextTick(() => {
+        var _a;
+        if (((_a = imageRef.value) == null ? void 0 : _a.complete) && !props.lazyLoad) {
+          triggerLoad();
+        }
+      });
+    });
+    return () => {
+      var _a;
+      return _createVNode("div", {
+        "class": bem({
+          round: props.round,
+          block: props.block
+        }),
+        "style": style.value
+      }, [renderImage(), renderPlaceholder(), (_a = slots.default) == null ? void 0 : _a.call(slots)]);
+    };
+  }
+});
+export {
+  stdin_default as default,
+  imageProps
+};