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| 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 { styles, calcIcon } from '../common/utils';
| import { SuperComponent, wxComponent } from '../common/src/index';
| import config from '../common/config';
| import props from './props';
| const { prefix } = config;
| const name = `${prefix}-image-viewer`;
| let ImageViewer = class ImageViewer extends SuperComponent {
| constructor() {
| super(...arguments);
| this.externalClasses = [`${prefix}-class`];
| this.properties = Object.assign({}, props);
| this.data = {
| prefix,
| classPrefix: name,
| currentSwiperIndex: 0,
| windowHeight: 0,
| windowWidth: 0,
| swiperStyle: {},
| imagesStyle: {},
| maskTop: 0,
| };
| this.options = {
| multipleSlots: true,
| };
| this.controlledProps = [
| {
| key: 'visible',
| event: 'close',
| },
| ];
| this.observers = {
| visible(value) {
| this.setData({
| currentSwiperIndex: value ? this.properties.initialIndex : 0,
| });
| },
| closeBtn(v) {
| this.setData({
| _closeBtn: calcIcon(v, 'close'),
| });
| },
| deleteBtn(v) {
| this.setData({
| _deleteBtn: calcIcon(v, 'delete'),
| });
| },
| };
| this.methods = {
| calcMaskTop() {
| if (this.data.usingCustomNavbar) {
| const rect = (wx === null || wx === void 0 ? void 0 : wx.getMenuButtonBoundingClientRect()) || null;
| const { statusBarHeight } = wx.getSystemInfoSync();
| if (rect && statusBarHeight) {
| this.setData({
| maskTop: rect.top - statusBarHeight + rect.bottom,
| });
| }
| }
| },
| saveScreenSize() {
| const { windowHeight, windowWidth } = wx.getSystemInfoSync();
| this.setData({
| windowHeight,
| windowWidth,
| });
| },
| calcImageDisplayStyle(imageWidth, imageHeight) {
| const { windowWidth, windowHeight } = this.data;
| const ratio = imageWidth / imageHeight;
| if (imageWidth < windowWidth && imageHeight < windowHeight) {
| return {
| styleObj: {
| width: `${imageWidth * 2}rpx`,
| height: `${imageHeight * 2}rpx`,
| left: '50%',
| transform: 'translate(-50%, -50%)',
| },
| };
| }
| if (ratio >= 1) {
| return {
| styleObj: {
| width: '100vw',
| height: `${(windowWidth / ratio) * 2}rpx`,
| },
| };
| }
| return {
| styleObj: {
| width: `${ratio * windowHeight * 2}rpx`,
| height: '100vh',
| left: '50%',
| transform: 'translate(-50%, -50%)',
| },
| };
| },
| onImageLoadSuccess(e) {
| const { detail: { width, height }, currentTarget: { dataset: { index }, }, } = e;
| const { mode, styleObj } = this.calcImageDisplayStyle(width, height);
| const originImagesStyle = this.data.imagesStyle;
| const originSwiperStyle = this.data.swiperStyle;
| this.setData({
| swiperStyle: Object.assign(Object.assign({}, originSwiperStyle), { [index]: {
| style: `height: ${styleObj.height}`,
| } }),
| imagesStyle: Object.assign(Object.assign({}, originImagesStyle), { [index]: {
| mode,
| style: styles(Object.assign({}, styleObj)),
| } }),
| });
| },
| onSwiperChange(e) {
| const { detail: { current }, } = e;
| this.setData({
| currentSwiperIndex: current,
| });
| this._trigger('change', { index: current });
| },
| onClose(e) {
| const { source } = e.currentTarget.dataset;
| this._trigger('close', { visible: false, trigger: source || 'button', index: this.data.currentSwiperIndex });
| },
| onDelete() {
| this._trigger('delete', { index: this.data.currentSwiperIndex });
| },
| };
| }
| ready() {
| this.saveScreenSize();
| this.calcMaskTop();
| }
| };
| ImageViewer = __decorate([
| wxComponent()
| ], ImageViewer);
| export default ImageViewer;
|
|
