ckgl/node_modules/vant/lib/image-preview/ImagePreview.js
2024-12-21 13:52:42 +08:00

226 lines
7.8 KiB
JavaScript

var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
for (var name2 in all)
__defProp(target, name2, { get: all[name2], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
// If the importer is in node compatibility mode or this is not an ESM
// file that has been converted to a CommonJS file using a Babel-
// compatible transform (i.e. "__esModule" has not been set), then set
// "default" to the CommonJS "module.exports" for node compatibility.
isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
mod
));
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var stdin_exports = {};
__export(stdin_exports, {
default: () => stdin_default,
imagePreviewProps: () => imagePreviewProps
});
module.exports = __toCommonJS(stdin_exports);
var import_vue = require("vue");
var import_utils = require("../utils");
var import_use = require("@vant/use");
var import_use_expose = require("../composables/use-expose");
var import_icon = require("../icon");
var import_swipe = require("../swipe");
var import_popup = require("../popup");
var import_ImagePreviewItem = __toESM(require("./ImagePreviewItem"));
const [name, bem] = (0, import_utils.createNamespace)("image-preview");
const popupProps = ["show", "teleport", "transition", "overlayStyle", "closeOnPopstate"];
const imagePreviewProps = {
show: Boolean,
loop: import_utils.truthProp,
images: (0, import_utils.makeArrayProp)(),
minZoom: (0, import_utils.makeNumericProp)(1 / 3),
maxZoom: (0, import_utils.makeNumericProp)(3),
overlay: import_utils.truthProp,
vertical: Boolean,
closeable: Boolean,
showIndex: import_utils.truthProp,
className: import_utils.unknownProp,
closeIcon: (0, import_utils.makeStringProp)("clear"),
transition: String,
beforeClose: Function,
doubleScale: import_utils.truthProp,
overlayClass: import_utils.unknownProp,
overlayStyle: Object,
swipeDuration: (0, import_utils.makeNumericProp)(300),
startPosition: (0, import_utils.makeNumericProp)(0),
showIndicators: Boolean,
closeOnPopstate: import_utils.truthProp,
closeOnClickImage: import_utils.truthProp,
closeOnClickOverlay: import_utils.truthProp,
closeIconPosition: (0, import_utils.makeStringProp)("top-right"),
teleport: [String, Object]
};
var stdin_default = (0, import_vue.defineComponent)({
name,
props: imagePreviewProps,
emits: ["scale", "close", "closed", "change", "longPress", "update:show"],
setup(props, {
emit,
slots
}) {
const swipeRef = (0, import_vue.ref)();
const activedPreviewItemRef = (0, import_vue.ref)();
const state = (0, import_vue.reactive)({
active: 0,
rootWidth: 0,
rootHeight: 0,
disableZoom: false
});
const resize = () => {
if (swipeRef.value) {
const rect = (0, import_use.useRect)(swipeRef.value.$el);
state.rootWidth = rect.width;
state.rootHeight = rect.height;
swipeRef.value.resize();
}
};
const emitScale = (args) => emit("scale", args);
const updateShow = (show) => emit("update:show", show);
const emitClose = () => {
(0, import_utils.callInterceptor)(props.beforeClose, {
args: [state.active],
done: () => updateShow(false)
});
};
const setActive = (active) => {
if (active !== state.active) {
state.active = active;
emit("change", active);
}
};
const renderIndex = () => {
if (props.showIndex) {
return (0, import_vue.createVNode)("div", {
"class": bem("index")
}, [slots.index ? slots.index({
index: state.active
}) : `${state.active + 1} / ${props.images.length}`]);
}
};
const renderCover = () => {
if (slots.cover) {
return (0, import_vue.createVNode)("div", {
"class": bem("cover")
}, [slots.cover()]);
}
};
const onDragStart = () => {
state.disableZoom = true;
};
const onDragEnd = () => {
state.disableZoom = false;
};
const renderImages = () => (0, import_vue.createVNode)(import_swipe.Swipe, {
"ref": swipeRef,
"lazyRender": true,
"loop": props.loop,
"class": bem("swipe"),
"vertical": props.vertical,
"duration": props.swipeDuration,
"initialSwipe": props.startPosition,
"showIndicators": props.showIndicators,
"indicatorColor": "white",
"onChange": setActive,
"onDragEnd": onDragEnd,
"onDragStart": onDragStart
}, {
default: () => [props.images.map((image, index) => (0, import_vue.createVNode)(import_ImagePreviewItem.default, {
"ref": (item) => {
if (index === state.active) {
activedPreviewItemRef.value = item;
}
},
"src": image,
"show": props.show,
"active": state.active,
"maxZoom": props.maxZoom,
"minZoom": props.minZoom,
"rootWidth": state.rootWidth,
"rootHeight": state.rootHeight,
"disableZoom": state.disableZoom,
"doubleScale": props.doubleScale,
"closeOnClickImage": props.closeOnClickImage,
"closeOnClickOverlay": props.closeOnClickOverlay,
"vertical": props.vertical,
"onScale": emitScale,
"onClose": emitClose,
"onLongPress": () => emit("longPress", {
index
})
}, {
image: slots.image
}))]
});
const renderClose = () => {
if (props.closeable) {
return (0, import_vue.createVNode)(import_icon.Icon, {
"role": "button",
"name": props.closeIcon,
"class": [bem("close-icon", props.closeIconPosition), import_utils.HAPTICS_FEEDBACK],
"onClick": emitClose
}, null);
}
};
const onClosed = () => emit("closed");
const swipeTo = (index, options) => {
var _a;
return (_a = swipeRef.value) == null ? void 0 : _a.swipeTo(index, options);
};
(0, import_use_expose.useExpose)({
resetScale: () => {
var _a;
(_a = activedPreviewItemRef.value) == null ? void 0 : _a.resetScale();
},
swipeTo
});
(0, import_vue.onMounted)(resize);
(0, import_vue.watch)([import_utils.windowWidth, import_utils.windowHeight], resize);
(0, import_vue.watch)(() => props.startPosition, (value) => setActive(+value));
(0, import_vue.watch)(() => props.show, (value) => {
const {
images,
startPosition
} = props;
if (value) {
setActive(+startPosition);
(0, import_vue.nextTick)(() => {
resize();
swipeTo(+startPosition, {
immediate: true
});
});
} else {
emit("close", {
index: state.active,
url: images[state.active]
});
}
});
return () => (0, import_vue.createVNode)(import_popup.Popup, (0, import_vue.mergeProps)({
"class": [bem(), props.className],
"overlayClass": [bem("overlay"), props.overlayClass],
"onClosed": onClosed,
"onUpdate:show": updateShow
}, (0, import_utils.pick)(props, popupProps)), {
default: () => [renderClose(), renderImages(), renderIndex(), renderCover()]
});
}
});