vant-weapp/lib/image/index.js

'use strict';
Object.defineProperty(exports, '__esModule', { value: true });
var utils_1 = require('../common/utils');
var component_1 = require('../common/component');
var button_1 = require('../mixins/button');
var open_type_1 = require('../mixins/open-type');
var FIT_MODE_MAP = {
  none: 'center',
  fill: 'scaleToFill',
  cover: 'aspectFill',
  contain: 'aspectFit',
  widthFix: 'widthFix',
  heightFix: 'heightFix',
};
component_1.VantComponent({
  mixins: [button_1.button, open_type_1.openType],
  classes: ['custom-class', 'loading-class', 'error-class', 'image-class'],
  props: {
    src: {
      type: String,
      observer: function () {
        this.setData({
          error: false,
          loading: true,
        });
      },
    },
    round: Boolean,
    width: {
      type: null,
      observer: 'setStyle',
    },
    height: {
      type: null,
      observer: 'setStyle',
    },
    radius: null,
    lazyLoad: Boolean,
    useErrorSlot: Boolean,
    useLoadingSlot: Boolean,
    showMenuByLongpress: Boolean,
    fit: {
      type: String,
      value: 'fill',
      observer: 'setMode',
    },
    showError: {
      type: Boolean,
      value: true,
    },
    showLoading: {
      type: Boolean,
      value: true,
    },
  },
  data: {
    error: false,
    loading: true,
    viewStyle: '',
  },
  mounted: function () {
    this.setMode();
    this.setStyle();
  },
  methods: {
    setMode: function () {
      this.setData({
        mode: FIT_MODE_MAP[this.data.fit],
      });
    },
    setStyle: function () {
      var _a = this.data,
        width = _a.width,
        height = _a.height,
        radius = _a.radius;
      var style = '';
      if (utils_1.isDef(width)) {
        style += 'width: ' + utils_1.addUnit(width) + ';';
      }
      if (utils_1.isDef(height)) {
        style += 'height: ' + utils_1.addUnit(height) + ';';
      }
      if (utils_1.isDef(radius)) {
        style += 'overflow: hidden;';
        style += 'border-radius: ' + utils_1.addUnit(radius) + ';';
      }
      this.setData({ viewStyle: style });
    },
    onLoad: function (event) {
      this.setData({
        loading: false,
      });
      this.$emit('load', event.detail);
    },
    onError: function (event) {
      this.setData({
        loading: false,
        error: true,
      });
      this.$emit('error', event.detail);
    },
    onClick: function (event) {
      this.$emit('click', event.detail);
    },
  },
});