feat: 首次提交
This commit is contained in:
peerless_hero
290
components/firstui/fui-slider/index.wxs
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290
components/firstui/fui-slider/index.wxs
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// 本文件由FirstUI授权予新疆天衡创新研究院有限公司（手机号： 1 8 6 140 72 549，身份证尾号：5A07X5）专用，请尊重知识产权，勿私下传播，违者追究法律责任。
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var slider = {
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width: 240,
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blockWidth: 24,
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step: 1,
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min: 0,
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max: 100,
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disabled: false,
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section: false,
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start: 0,
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end: 0,
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drag: false
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}
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function isPC() {
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if (typeof navigator !== 'object') return false;
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var userAgentInfo = navigator.userAgent;
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var Agents = ["Android", "iPhone", "SymbianOS", "Windows Phone", "iPad", "iPod"];
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var flag = true;
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for (var v = 0; v < Agents.length - 1; v++) {
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if (userAgentInfo.indexOf(Agents[v]) > 0) {
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flag = false;
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break;
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}
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}
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return flag;
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}
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var isH5 = false
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if (typeof window === 'object') isH5 = true
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function bool(str) {
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return str === 'true' || str == true ? true : false
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}
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function format(value) {
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return Math.round(Math.max(slider.min, Math.min(value, slider.max)) / slider.step) * slider.step;
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}
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function setInitValue(dataset, isChange) {
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slider.drag = false
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slider.width = +dataset.width
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slider.blockWidth = +dataset.blockwidth
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slider.step = +dataset.step
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slider.min = +dataset.min
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slider.max = +dataset.max
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//H5获取bool值为undefined
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slider.disabled = (+dataset.disabled) == 1 ? true : false
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slider.section = (+dataset.section) == 1 ? true : false
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slider.start = format(+dataset.value)
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slider.end = format(+dataset.end)
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}
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function touchstart(e, ins) {
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var state = e.instance.getState()
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var touch = e.touches[0] || e.changedTouches[0];
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if (isH5 && isPC()) {
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touch = e;
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}
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var dataset = e.instance.getDataset()
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state.startX = touch.clientX
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setInitValue(dataset)
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}
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function sectionTouchstart(e, ins) {
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var state = e.instance.getState()
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var touch = e.touches[0] || e.changedTouches[0];
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if (isH5 && isPC()) {
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touch = e;
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}
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var dataset = e.instance.getDataset()
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state.sectionStartX = touch.clientX
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setInitValue(dataset)
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}
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function changeValue(value, isStart, isEnd, ins) {
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var params = {
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value: value,
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isStart: isStart
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}
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if (isEnd) {
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ins.callMethod('change', params)
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} else {
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ins.callMethod('changing', params)
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}
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}
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function styleChange(value, ins, isEnd, state) {
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if (!ins) return;
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value = format(value);
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if (slider.section) {
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value = value > slider.end ? slider.end : value;
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}
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changeValue(value, true, isEnd, ins)
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var dvalue = slider.max - slider.min;
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var maxWidth = slider.width - slider.blockWidth;
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var width = (value - slider.min) / dvalue * maxWidth;
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var block = ins.selectComponent('.fui-slider__handle-left');
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var glided = ins.selectComponent('.fui-slider__pole-left');
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if (!block || !glided) return;
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if (state) {
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state.lastLeft = width
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}
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block.setStyle({
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transform: 'translate3d(' + width + 'px,0,0)',
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'z-index': value === slider.max ? 5 : 3
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})
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glided.setStyle({
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width: width + 'px'
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})
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}
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function styleSectionChange(value, ins, isEnd, state) {
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if (!ins) return;
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value = format(value);
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var total = slider.max + slider.min;
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var val = total - value;
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val = val < slider.start ? slider.start : val;
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value = total - val;
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changeValue(val, false, isEnd, ins)
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var dvalue = slider.max - slider.min;
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var maxWidth = slider.width - slider.blockWidth;
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var width = (value - slider.min) / dvalue * maxWidth;
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var block = ins.selectComponent('.fui-slider__handle-right');
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var glided = ins.selectComponent('.fui-slider__pole-right');
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if (!block || !glided) return;
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if (state) {
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state.lastSectionLeft = width
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}
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block.setStyle({
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transform: 'translate3d(-' + width + 'px,0,0)'
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})
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glided.setStyle({
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width: width + 'px'
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})
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}
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function touchmove(e, ins, event) {
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if (slider.disabled) return;
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if (e.preventDefault) {
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// 阻止页面滚动
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e.preventDefault()
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}
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var state = {}
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var touch = {}
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if (isH5 && isPC()) {
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touch = e;
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state = event.instance.getState()
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} else {
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touch = e.touches[0] || e.changedTouches[0]
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state = e.instance.getState()
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}
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var pageX = touch.clientX;
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slider.drag = true
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var left = pageX - state.startX + (state.lastLeft || 0);
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left = left < 0 ? 0 : left;
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var maxWidth = slider.width - slider.blockWidth;
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left = left >= maxWidth ? maxWidth : left;
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var dvalue = slider.max - slider.min;
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var value = (left / maxWidth) * dvalue + slider.min;
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state.startX = pageX
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state.lastLeft = left
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styleChange(value, ins, false)
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}
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function sectionTouchmove(e, ins, event) {
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if (slider.disabled) return;
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if (e.preventDefault) {
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// 阻止页面滚动
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e.preventDefault()
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}
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var state = {}
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var touch = {}
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if (isH5 && isPC()) {
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touch = e;
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state = event.instance.getState()
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} else {
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touch = e.touches[0] || e.changedTouches[0]
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state = e.instance.getState()
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}
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var pageX = touch.clientX;
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slider.drag = true
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var left = state.sectionStartX - pageX + (state.lastSectionLeft || 0);
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left = left < 0 ? 0 : left;
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var maxWidth = slider.width - slider.blockWidth;
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left = left >= maxWidth ? maxWidth : left;
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var dvalue = slider.max - slider.min;
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var value = (left / maxWidth) * dvalue + slider.min;
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state.sectionStartX = pageX
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state.lastSectionLeft = left
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styleSectionChange(value, ins, false)
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}
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function touchend(e, ins, event) {
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if (slider.disabled) return;
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if (slider.drag) {
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var state = {}
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if (isH5 && isPC()) {
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state = event.instance.getState()
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} else {
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state = e.instance.getState()
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}
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var maxWidth = slider.width - slider.blockWidth;
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var dvalue = slider.max - slider.min;
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var value = (state.lastLeft / maxWidth) * dvalue + slider.min;
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styleChange(value, ins, true, state)
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}
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}
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function sectionTouchend(e, ins, event) {
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if (slider.disabled) return;
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if (slider.drag) {
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var state = {}
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if (isH5 && isPC()) {
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state = event.instance.getState()
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} else {
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state = e.instance.getState()
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}
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var maxWidth = slider.width - slider.blockWidth;
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var dvalue = slider.max - slider.min;
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var value = (state.lastSectionLeft / maxWidth) * dvalue + slider.min;
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styleSectionChange(value, ins, true, state)
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}
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}
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function slidevalue(value, oldValue, owner, ins) {
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var state = ins.getState()
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state.startX = 0;
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state.lastLeft = 0;
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var dataset = ins.getDataset()
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setInitValue(dataset)
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styleChange(value, owner, true, state)
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}
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function sectionSlidevalue(value, oldValue, owner, ins) {
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var state = ins.getState()
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state.sectionStartX = 0;
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state.lastSectionLeft = 0;
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var dataset = ins.getDataset()
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setInitValue(dataset)
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value = slider.max - value + slider.min
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styleSectionChange(value, owner, true, state)
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}
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var movable = false;
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function mousedown(e, ins) {
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if (!isH5 || !isPC()) return
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touchstart(e, ins)
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movable = true
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window.onmousemove = function(event) {
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if (!isH5 || !isPC() || !movable) return
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touchmove(event, ins, e)
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}
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window.onmouseup = function(event) {
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if (!isH5 || !isPC() || !movable) return
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touchend(event, ins, e)
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movable = false
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}
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}
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var endMovable = false;
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function endMousedown(e, ins) {
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if (!isH5 || !isPC()) return
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sectionTouchstart(e, ins)
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endMovable = true
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window.onmousemove = function(event) {
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if (!isH5 || !isPC() || !endMovable) return
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sectionTouchmove(event, ins, e)
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}
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window.onmouseup = function(event) {
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if (!isH5 || !isPC()) return
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sectionTouchend(event, ins, e)
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endMovable = false
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}
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}
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module.exports = {
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touchstart: touchstart,
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touchmove: touchmove,
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touchend: touchend,
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mousedown: mousedown,
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slidevalue: slidevalue,
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sectionTouchstart: sectionTouchstart,
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sectionTouchmove: sectionTouchmove,
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sectionTouchend: sectionTouchend,
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endMousedown: endMousedown,
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sectionSlidevalue: sectionSlidevalue
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}
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