var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) { var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d; if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc); else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r; return c > 3 && r && Object.defineProperty(target, key, r), r; }; import { SuperComponent, wxComponent } from '../common/src/index'; import ImageProps from './props'; import config from '../common/config'; const { prefix } = config; const name = `${prefix}-image`; let Image = class Image extends SuperComponent { constructor() { super(...arguments); this.externalClasses = ['t-class', 't-class-load']; this.options = { multipleSlots: true, }; this.properties = ImageProps; this.data = { prefix, isLoading: true, isFailed: false, widthStyle: '', classPrefix: name, }; this.preSrc = ''; this.lifetimes = { attached() { this.update(); }, }; this.observers = { src() { if (this.preSrc === this.properties.src) return; this.update(); }, }; this.methods = { onLoaded(e) { const sdkVersion = wx.getSystemInfoSync().SDKVersion; const versionArray = sdkVersion.split('.').map((v) => parseInt(v, 10)); const { mode } = this.properties; const isInCompatible = versionArray[0] < 2 || (versionArray[0] === 2 && versionArray[1] < 10) || (versionArray[0] === 2 && versionArray[1] === 10 && versionArray[2] < 3); if (mode === 'heightFix' && isInCompatible) { const { height: picHeight, width: picWidth } = e.detail; const query = this.createSelectorQuery(); query .select('#image') .boundingClientRect((res) => { const { height } = res; const resultWidth = ((height / picHeight) * picWidth).toFixed(2); this.setData({ widthStyle: `width: ${resultWidth}px;` }); }) .exec(); } this.setData({ isLoading: false, isFailed: false, }); this.triggerEvent('load', e.detail); }, onLoadError(e) { this.setData({ isLoading: false, isFailed: true, }); this.triggerEvent('error', e.detail); }, update() { const { src } = this.properties; this.preSrc = src; if (!src) { this.onLoadError({ errMsg: '图片链接为空' }); } else { this.setData({ isLoading: true, isFailed: false, }); } }, }; } }; Image = __decorate([ wxComponent() ], Image); export default Image;