index.js
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'use strict';
Object.defineProperty(exports, '__esModule', { value: true });
var component_1 = require('../common/component');
var FONT_COLOR = '#ed6a0c';
var BG_COLOR = '#fffbe8';
component_1.VantComponent({
props: {
text: {
type: String,
value: '',
observer: function () {
var _this = this;
wx.nextTick(function () {
_this.init();
});
},
},
mode: {
type: String,
value: '',
},
url: {
type: String,
value: '',
},
openType: {
type: String,
value: 'navigate',
},
delay: {
type: Number,
value: 1,
},
speed: {
type: Number,
value: 50,
observer: function () {
var _this = this;
wx.nextTick(function () {
_this.init();
});
},
},
scrollable: {
type: Boolean,
value: true,
},
leftIcon: {
type: String,
value: '',
},
color: {
type: String,
value: FONT_COLOR,
},
backgroundColor: {
type: String,
value: BG_COLOR,
},
wrapable: Boolean,
},
data: {
show: true,
},
created: function () {
this.resetAnimation = wx.createAnimation({
duration: 0,
timingFunction: 'linear',
});
},
destroyed: function () {
this.timer && clearTimeout(this.timer);
},
methods: {
init: function () {
var _this = this;
Promise.all([
this.getRect('.van-notice-bar__content'),
this.getRect('.van-notice-bar__wrap'),
]).then(function (rects) {
var contentRect = rects[0],
wrapRect = rects[1];
if (
contentRect == null ||
wrapRect == null ||
!contentRect.width ||
!wrapRect.width
) {
return;
}
var _a = _this.data,
speed = _a.speed,
scrollable = _a.scrollable,
delay = _a.delay;
if (scrollable && wrapRect.width < contentRect.width) {
var duration = (contentRect.width / speed) * 1000;
_this.wrapWidth = wrapRect.width;
_this.contentWidth = contentRect.width;
_this.duration = duration;
_this.animation = wx.createAnimation({
duration: duration,
timingFunction: 'linear',
delay: delay,
});
_this.scroll();
}
});
},
scroll: function () {
var _this = this;
this.timer && clearTimeout(this.timer);
this.timer = null;
this.setData({
animationData: this.resetAnimation
.translateX(this.wrapWidth)
.step()
.export(),
});
setTimeout(function () {
_this.setData({
animationData: _this.animation
.translateX(-_this.contentWidth)
.step()
.export(),
});
}, 20);
this.timer = setTimeout(function () {
_this.scroll();
}, this.duration);
},
onClickIcon: function () {
this.timer && clearTimeout(this.timer);
this.timer = null;
this.setData({ show: false });
},
onClick: function (event) {
this.$emit('click', event);
},
},
});