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691 lines
22 KiB
691 lines
22 KiB
/*!
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* mobileSelect.js
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* (c) 2017-present onlyhom
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* Released under the MIT License.
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*/
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(function() {
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function getClass(dom,string) {
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return dom.getElementsByClassName(string);
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}
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//构造器
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function MobileSelect(config) {
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this.mobileSelect;
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this.wheelsData = config.wheels;
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this.jsonType = false;
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this.cascadeJsonData = [];
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this.displayJson = [];
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this.curValue = null;
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this.curIndexArr = [];
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this.cascade = false;
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this.startY;
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this.moveEndY;
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this.moveY;
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this.oldMoveY;
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this.offset = 0;
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this.offsetSum = 0;
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this.oversizeBorder;
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this.curDistance = [];
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this.clickStatus = false;
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this.isPC = true;
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this.init(config);
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}
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MobileSelect.prototype = {
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constructor: MobileSelect,
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init: function(config){
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var _this = this;
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_this.keyMap = config.keyMap ? config.keyMap : {id:'id', value:'value', childs:'childs'};
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_this.checkDataType();
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_this.renderWheels(_this.wheelsData, config.cancelBtnText, config.ensureBtnText);
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_this.trigger = document.querySelector(config.trigger);
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if(!_this.trigger){
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console.error('mobileSelect has been successfully installed, but no trigger found on your page.');
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return false;
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}
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_this.wheel = getClass(_this.mobileSelect,'wheel');
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_this.slider = getClass(_this.mobileSelect,'selectContainer');
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_this.wheels = _this.mobileSelect.querySelector('.wheels');
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_this.liHeight = _this.mobileSelect.querySelector('li').offsetHeight;
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_this.ensureBtn = _this.mobileSelect.querySelector('.ensure');
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_this.cancelBtn = _this.mobileSelect.querySelector('.cancel');
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_this.grayLayer = _this.mobileSelect.querySelector('.grayLayer');
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_this.popUp = _this.mobileSelect.querySelector('.content');
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_this.callback = config.callback ? config.callback : function(){};
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_this.cancel = config.cancel ? config.cancel : function(){};
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_this.transitionEnd = config.transitionEnd ? config.transitionEnd : function(){};
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_this.initPosition = config.position ? config.position : [];
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_this.titleText = config.title ? config.title : '';
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_this.connector = config.connector ? config.connector : ' ';
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_this.triggerDisplayData = !(typeof(config.triggerDisplayData)=='undefined') ? config.triggerDisplayData : true;
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_this.trigger.style.cursor='pointer';
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_this.setStyle(config);
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_this.setTitle(_this.titleText);
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_this.checkIsPC();
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_this.checkCascade();
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if (_this.cascade) {
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_this.initCascade();
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}
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//定位 初始位置
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if(_this.initPosition.length < _this.slider.length){
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var diff = _this.slider.length - _this.initPosition.length;
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for(var i=0; i<diff; i++){
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_this.initPosition.push(0);
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}
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}
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_this.setCurDistance(_this.initPosition);
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_this.addListenerAll();
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//按钮监听
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_this.cancelBtn.addEventListener('click',function(){
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_this.mobileSelect.classList.remove('mobileSelect-show');
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_this.cancel(_this.curIndexArr, _this.curValue);
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});
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_this.ensureBtn.addEventListener('click',function(){
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_this.mobileSelect.classList.remove('mobileSelect-show');
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var tempValue ='';
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for(var i=0; i<_this.wheel.length; i++){
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i==_this.wheel.length-1 ? tempValue += _this.getInnerHtml(i) : tempValue += _this.getInnerHtml(i) + _this.connector;
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}
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if(_this.triggerDisplayData){
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_this.trigger.innerHTML = tempValue;
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}
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_this.curIndexArr = _this.getIndexArr();
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_this.curValue = _this.getCurValue();
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_this.callback(_this.curIndexArr, _this.curValue);
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});
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_this.trigger.addEventListener('click',function(){
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_this.mobileSelect.classList.add('mobileSelect-show');
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});
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_this.grayLayer.addEventListener('click',function(){
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_this.mobileSelect.classList.remove('mobileSelect-show');
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_this.cancel(_this.curIndexArr, _this.curValue);
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});
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_this.popUp.addEventListener('click',function(event){
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event.stopPropagation();
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});
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_this.fixRowStyle(); //修正列数
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},
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setTitle: function(string){
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var _this = this;
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_this.titleText = string;
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_this.mobileSelect.querySelector('.title').innerHTML = _this.titleText;
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},
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setStyle: function(config){
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var _this = this;
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if(config.ensureBtnColor){
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_this.ensureBtn.style.color = config.ensureBtnColor;
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}
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if(config.cancelBtnColor){
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_this.cancelBtn.style.color = config.cancelBtnColor;
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}
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if(config.titleColor){
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_this.title = _this.mobileSelect.querySelector('.title');
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_this.title.style.color = config.titleColor;
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}
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if(config.textColor){
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_this.panel = _this.mobileSelect.querySelector('.panel');
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_this.panel.style.color = config.textColor;
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}
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if(config.titleBgColor){
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_this.btnBar = _this.mobileSelect.querySelector('.btnBar');
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_this.btnBar.style.backgroundColor = config.titleBgColor;
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}
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if(config.bgColor){
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_this.panel = _this.mobileSelect.querySelector('.panel');
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_this.shadowMask = _this.mobileSelect.querySelector('.shadowMask');
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_this.panel.style.backgroundColor = config.bgColor;
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_this.shadowMask.style.background = 'linear-gradient(to bottom, '+ config.bgColor + ', rgba(255, 255, 255, 0), '+ config.bgColor + ')';
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}
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},
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checkIsPC: function(){
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var _this = this;
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var sUserAgent = navigator.userAgent.toLowerCase();
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var bIsIpad = sUserAgent.match(/ipad/i) == "ipad";
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var bIsIphoneOs = sUserAgent.match(/iphone os/i) == "iphone os";
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var bIsMidp = sUserAgent.match(/midp/i) == "midp";
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var bIsUc7 = sUserAgent.match(/rv:1.2.3.4/i) == "rv:1.2.3.4";
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var bIsUc = sUserAgent.match(/ucweb/i) == "ucweb";
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var bIsAndroid = sUserAgent.match(/android/i) == "android";
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var bIsCE = sUserAgent.match(/windows ce/i) == "windows ce";
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var bIsWM = sUserAgent.match(/windows mobile/i) == "windows mobile";
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if ((bIsIpad || bIsIphoneOs || bIsMidp || bIsUc7 || bIsUc || bIsAndroid || bIsCE || bIsWM)) {
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_this.isPC = false;
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}
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},
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show: function(){
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this.mobileSelect.classList.add('mobileSelect-show');
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},
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renderWheels: function(wheelsData, cancelBtnText, ensureBtnText){
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var _this = this;
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var cancelText = cancelBtnText ? cancelBtnText : '取消';
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var ensureText = ensureBtnText ? ensureBtnText : '确认';
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_this.mobileSelect = document.createElement("div");
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_this.mobileSelect.className = "mobileSelect";
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_this.mobileSelect.innerHTML =
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'<div class="grayLayer"></div>'+
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'<div class="content">'+
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'<div class="btnBar">'+
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'<div class="fixWidth">'+
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'<div class="cancel">'+ cancelText +'</div>'+
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'<div class="title"></div>'+
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'<div class="ensure">'+ ensureText +'</div>'+
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'</div>'+
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'</div>'+
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'<div class="panel">'+
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'<div class="fixWidth">'+
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'<div class="wheels">'+
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'</div>'+
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'<div class="selectLine"></div>'+
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'<div class="shadowMask"></div>'+
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'</div>'+
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'</div>'+
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'</div>';
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document.body.appendChild(_this.mobileSelect);
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//根据数据长度来渲染
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var tempHTML='';
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for(var i=0; i<wheelsData.length; i++){
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//列
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tempHTML += '<div class="wheel"><ul class="selectContainer">';
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if(_this.jsonType){
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for(var j=0; j<wheelsData[i].data.length; j++){
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//行
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tempHTML += '<li data-id="'+wheelsData[i].data[j][_this.keyMap.id]+'">'+wheelsData[i].data[j][_this.keyMap.value]+'</li>';
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}
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}else{
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for(var j=0; j<wheelsData[i].data.length; j++){
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//行
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tempHTML += '<li>'+wheelsData[i].data[j]+'</li>';
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}
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}
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tempHTML += '</ul></div>';
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}
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_this.mobileSelect.querySelector('.wheels').innerHTML = tempHTML;
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},
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addListenerAll: function(){
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var _this = this;
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for(var i=0; i<_this.slider.length; i++){
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//手势监听
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(function (i) {
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_this.addListenerWheel(_this.wheel[i], i);
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_this.addListenerLi(i);
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})(i);
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}
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},
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addListenerWheel: function(theWheel, index){
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var _this = this;
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theWheel.addEventListener('touchstart', function () {
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_this.touch(event, this.firstChild, index);
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},false);
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theWheel.addEventListener('touchend', function () {
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_this.touch(event, this.firstChild, index);
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},false);
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theWheel.addEventListener('touchmove', function () {
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_this.touch(event, this.firstChild, index);
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},false);
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if(_this.isPC){
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//如果是PC端则再增加拖拽监听 方便调试
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theWheel.addEventListener('mousedown', function () {
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_this.dragClick(event, this.firstChild, index);
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},false);
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theWheel.addEventListener('mousemove', function () {
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_this.dragClick(event, this.firstChild, index);
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},false);
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theWheel.addEventListener('mouseup', function () {
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_this.dragClick(event, this.firstChild, index);
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},true);
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}
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},
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addListenerLi:function(sliderIndex){
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var _this = this;
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var curWheelLi = _this.slider[sliderIndex].getElementsByTagName('li');
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for(var j=0; j<curWheelLi.length;j++){
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(function (j) {
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curWheelLi[j].addEventListener('click',function(){
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_this.singleClick(this, j, sliderIndex);
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},false);
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})(j);
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}
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},
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checkDataType: function(){
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var _this = this;
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if(typeof(_this.wheelsData[0].data[0])=='object'){
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_this.jsonType = true;
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}
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},
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checkCascade: function(){
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var _this = this;
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if(_this.jsonType){
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var node = _this.wheelsData[0].data;
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for(var i=0; i<node.length; i++){
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if(_this.keyMap.childs in node[i] && node[i][_this.keyMap.childs].length > 0){
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_this.cascade = true;
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_this.cascadeJsonData = _this.wheelsData[0].data;
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break;
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}
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}
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}else{
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_this.cascade = false;
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}
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},
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generateArrData: function (targetArr) {
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var tempArr = [];
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var keyMap_id = this.keyMap.id;
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var keyMap_value = this.keyMap.value;
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for(var i=0; i<targetArr.length; i++){
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var tempObj = {};
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tempObj[keyMap_id] = targetArr[i][this.keyMap.id];
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tempObj[keyMap_value] = targetArr[i][this.keyMap.value];
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tempArr.push(tempObj);
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}
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return tempArr;
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},
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initCascade: function(){
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var _this = this;
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_this.displayJson.push(_this.generateArrData(_this.cascadeJsonData));
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if(_this.initPosition.length>0){
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_this.initDeepCount = 0;
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_this.initCheckArrDeep(_this.cascadeJsonData[_this.initPosition[0]]);
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}else{
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_this.checkArrDeep(_this.cascadeJsonData[0]);
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}
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_this.reRenderWheels();
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},
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initCheckArrDeep: function (parent) {
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var _this = this;
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if(parent){
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if (_this.keyMap.childs in parent && parent[_this.keyMap.childs].length > 0) {
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_this.displayJson.push(_this.generateArrData(parent[_this.keyMap.childs]));
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_this.initDeepCount++;
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var nextNode = parent[_this.keyMap.childs][_this.initPosition[_this.initDeepCount]];
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if(nextNode){
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_this.initCheckArrDeep(nextNode);
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}else{
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_this.checkArrDeep(parent[_this.keyMap.childs][0]);
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}
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}
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}
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},
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checkArrDeep: function (parent) {
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//检测子节点深度 修改 displayJson
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var _this = this;
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if(parent){
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if (_this.keyMap.childs in parent && parent[_this.keyMap.childs].length > 0) {
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_this.displayJson.push(_this.generateArrData(parent[_this.keyMap.childs])); //生成子节点数组
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_this.checkArrDeep(parent[_this.keyMap.childs][0]);//检测下一个子节点
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}
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}
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},
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checkRange: function(index, posIndexArr){
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var _this = this;
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var deleteNum = _this.displayJson.length-1-index;
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for(var i=0; i<deleteNum; i++){
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_this.displayJson.pop(); //修改 displayJson
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}
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var resultNode;
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for (var i = 0; i <= index; i++){
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if (i == 0)
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resultNode = _this.cascadeJsonData[posIndexArr[0]];
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else {
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resultNode = resultNode[_this.keyMap.childs][posIndexArr[i]];
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}
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}
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_this.checkArrDeep(resultNode);
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//console.log(_this.displayJson);
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_this.reRenderWheels();
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_this.fixRowStyle();
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_this.setCurDistance(_this.resetPosition(index, posIndexArr));
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},
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resetPosition: function(index, posIndexArr){
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var _this = this;
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var tempPosArr = posIndexArr;
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var tempCount;
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if(_this.slider.length > posIndexArr.length){
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tempCount = _this.slider.length - posIndexArr.length;
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for(var i=0; i<tempCount; i++){
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tempPosArr.push(0);
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}
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}else if(_this.slider.length < posIndexArr.length){
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tempCount = posIndexArr.length - _this.slider.length;
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for(var i=0; i<tempCount; i++){
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tempPosArr.pop();
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}
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}
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for(var i=index+1; i< tempPosArr.length; i++){
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tempPosArr[i] = 0;
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}
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return tempPosArr;
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},
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reRenderWheels: function(){
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var _this = this;
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//删除多余的wheel
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if(_this.wheel.length > _this.displayJson.length){
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var count = _this.wheel.length - _this.displayJson.length;
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for(var i=0; i<count; i++){
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_this.wheels.removeChild(_this.wheel[_this.wheel.length-1]);
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}
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}
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for(var i=0; i<_this.displayJson.length; i++){
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//列
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(function (i) {
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var tempHTML='';
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if(_this.wheel[i]){
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//console.log('插入Li');
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for(var j=0; j<_this.displayJson[i].length; j++){
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//行
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tempHTML += '<li data-id="'+_this.displayJson[i][j][_this.keyMap.id]+'">'+_this.displayJson[i][j][_this.keyMap.value]+'</li>';
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}
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_this.slider[i].innerHTML = tempHTML;
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}else{
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var tempWheel = document.createElement("div");
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tempWheel.className = "wheel";
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tempHTML = '<ul class="selectContainer">';
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for(var j=0; j<_this.displayJson[i].length; j++){
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//行
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tempHTML += '<li data-id="'+_this.displayJson[i][j][_this.keyMap.id]+'">'+_this.displayJson[i][j][_this.keyMap.value]+'</li>';
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}
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tempHTML += '</ul>';
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tempWheel.innerHTML = tempHTML;
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_this.addListenerWheel(tempWheel, i);
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_this.wheels.appendChild(tempWheel);
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}
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_this.addListenerLi(i);
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})(i);
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}
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},
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updateWheels:function(data){
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var _this = this;
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if(_this.cascade){
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_this.cascadeJsonData = data;
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_this.displayJson = [];
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_this.initCascade();
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if(_this.initPosition.length < _this.slider.length){
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var diff = _this.slider.length - _this.initPosition.length;
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for(var i=0; i<diff; i++){
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_this.initPosition.push(0);
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}
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}
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_this.setCurDistance(_this.initPosition);
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_this.fixRowStyle();
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}
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},
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updateWheel: function(sliderIndex, data){
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var _this = this;
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var tempHTML='';
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if(_this.cascade){
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console.error('级联格式不支持updateWheel(),请使用updateWheels()更新整个数据源');
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return false;
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}
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else if(_this.jsonType){
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for(var j=0; j<data.length; j++){
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tempHTML += '<li data-id="'+data[j][_this.keyMap.id]+'">'+data[j][_this.keyMap.value]+'</li>';
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}
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_this.wheelsData[sliderIndex] = {data: data};
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}else{
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for(var j=0; j<data.length; j++){
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tempHTML += '<li>'+data[j]+'</li>';
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}
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_this.wheelsData[sliderIndex] = data;
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}
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_this.slider[sliderIndex].innerHTML = tempHTML;
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_this.addListenerLi(sliderIndex);
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},
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fixRowStyle: function(){
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var _this = this;
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var width = (100/_this.wheel.length).toFixed(2);
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for(var i=0; i<_this.wheel.length; i++){
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_this.wheel[i].style.width = width+'%';
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}
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},
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getIndex: function(distance){
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return Math.round((2*this.liHeight-distance)/this.liHeight);
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},
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getIndexArr: function(){
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var _this = this;
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var temp = [];
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for(var i=0; i<_this.curDistance.length; i++){
|
|
temp.push(_this.getIndex(_this.curDistance[i]));
|
|
}
|
|
return temp;
|
|
},
|
|
|
|
getCurValue: function(){
|
|
var _this = this;
|
|
var temp = [];
|
|
var positionArr = _this.getIndexArr();
|
|
if(_this.cascade){
|
|
for(var i=0; i<_this.wheel.length; i++){
|
|
temp.push(_this.displayJson[i][positionArr[i]]);
|
|
}
|
|
}
|
|
else if(_this.jsonType){
|
|
for(var i=0; i<_this.curDistance.length; i++){
|
|
temp.push(_this.wheelsData[i].data[_this.getIndex(_this.curDistance[i])]);
|
|
}
|
|
}else{
|
|
for(var i=0; i<_this.curDistance.length; i++){
|
|
temp.push(_this.getInnerHtml(i));
|
|
}
|
|
}
|
|
return temp;
|
|
},
|
|
|
|
getValue: function(){
|
|
return this.curValue;
|
|
},
|
|
|
|
calcDistance: function(index){
|
|
return 2*this.liHeight-index*this.liHeight;
|
|
},
|
|
|
|
setCurDistance: function(indexArr){
|
|
var _this = this;
|
|
var temp = [];
|
|
for(var i=0; i<_this.slider.length; i++){
|
|
temp.push(_this.calcDistance(indexArr[i]));
|
|
_this.movePosition(_this.slider[i],temp[i]);
|
|
}
|
|
_this.curDistance = temp;
|
|
},
|
|
|
|
fixPosition: function(distance){
|
|
return -(this.getIndex(distance)-2)*this.liHeight;
|
|
},
|
|
|
|
movePosition: function(theSlider, distance){
|
|
theSlider.style.webkitTransform = 'translate3d(0,' + distance + 'px, 0)';
|
|
theSlider.style.transform = 'translate3d(0,' + distance + 'px, 0)';
|
|
},
|
|
|
|
locatePosition: function(index, posIndex){
|
|
this.curDistance[index] = this.calcDistance(posIndex);
|
|
this.movePosition(this.slider[index],this.curDistance[index]);
|
|
if(_this.cascade){
|
|
_this.checkRange(index, _this.getIndexArr());
|
|
}
|
|
},
|
|
|
|
updateCurDistance: function(theSlider, index){
|
|
this.curDistance[index] = parseInt(theSlider.style.transform.split(',')[1]);
|
|
},
|
|
|
|
getDistance:function(theSlider){
|
|
return parseInt(theSlider.style.transform.split(',')[1]);
|
|
},
|
|
|
|
getInnerHtml: function(sliderIndex){
|
|
var _this = this;
|
|
var index = _this.getIndex(_this.curDistance[sliderIndex]);
|
|
return _this.slider[sliderIndex].getElementsByTagName('li')[index].innerHTML;
|
|
},
|
|
|
|
touch: function(event, theSlider, index){
|
|
var _this = this;
|
|
event = event || window.event;
|
|
switch(event.type){
|
|
case "touchstart":
|
|
_this.startY = event.touches[0].clientY;
|
|
_this.oldMoveY = _this.startY;
|
|
break;
|
|
|
|
case "touchend":
|
|
|
|
_this.moveEndY = event.changedTouches[0].clientY;
|
|
_this.offsetSum = _this.moveEndY - _this.startY;
|
|
|
|
//修正位置
|
|
_this.updateCurDistance(theSlider, index);
|
|
_this.curDistance[index] = _this.fixPosition(_this.curDistance[index]);
|
|
_this.movePosition(theSlider, _this.curDistance[index]);
|
|
_this.oversizeBorder = -(theSlider.getElementsByTagName('li').length-3)*_this.liHeight;
|
|
|
|
|
|
//反弹
|
|
if(_this.curDistance[index] + _this.offsetSum > 2*_this.liHeight){
|
|
_this.curDistance[index] = 2*_this.liHeight;
|
|
setTimeout(function(){
|
|
_this.movePosition(theSlider, _this.curDistance[index]);
|
|
}, 100);
|
|
|
|
}else if(_this.curDistance[index] + _this.offsetSum < _this.oversizeBorder){
|
|
_this.curDistance[index] = _this.oversizeBorder;
|
|
setTimeout(function(){
|
|
_this.movePosition(theSlider, _this.curDistance[index]);
|
|
}, 100);
|
|
}
|
|
|
|
|
|
_this.transitionEnd(_this.getIndexArr(),_this.getCurValue());
|
|
|
|
if(_this.cascade){
|
|
_this.checkRange(index, _this.getIndexArr());
|
|
}
|
|
|
|
break;
|
|
|
|
case "touchmove":
|
|
event.preventDefault();
|
|
_this.moveY = event.touches[0].clientY;
|
|
_this.offset = _this.moveY - _this.oldMoveY;
|
|
|
|
_this.updateCurDistance(theSlider, index);
|
|
_this.curDistance[index] = _this.curDistance[index] + _this.offset;
|
|
_this.movePosition(theSlider, _this.curDistance[index]);
|
|
_this.oldMoveY = _this.moveY;
|
|
break;
|
|
}
|
|
},
|
|
|
|
dragClick: function(event, theSlider, index){
|
|
var _this = this;
|
|
event = event || window.event;
|
|
switch(event.type){
|
|
case "mousedown":
|
|
_this.startY = event.clientY;
|
|
_this.oldMoveY = _this.startY;
|
|
_this.clickStatus = true;
|
|
break;
|
|
|
|
case "mouseup":
|
|
|
|
_this.moveEndY = event.clientY;
|
|
_this.offsetSum = _this.moveEndY - _this.startY;
|
|
|
|
//修正位置
|
|
_this.updateCurDistance(theSlider, index);
|
|
_this.curDistance[index] = _this.fixPosition(_this.curDistance[index]);
|
|
_this.movePosition(theSlider, _this.curDistance[index]);
|
|
_this.oversizeBorder = -(theSlider.getElementsByTagName('li').length-3)*_this.liHeight;
|
|
|
|
|
|
//反弹
|
|
if(_this.curDistance[index] + _this.offsetSum > 2*_this.liHeight){
|
|
_this.curDistance[index] = 2*_this.liHeight;
|
|
setTimeout(function(){
|
|
_this.movePosition(theSlider, _this.curDistance[index]);
|
|
}, 100);
|
|
|
|
}else if(_this.curDistance[index] + _this.offsetSum < _this.oversizeBorder){
|
|
_this.curDistance[index] = _this.oversizeBorder;
|
|
setTimeout(function(){
|
|
_this.movePosition(theSlider, _this.curDistance[index]);
|
|
}, 100);
|
|
}
|
|
|
|
_this.clickStatus = false;
|
|
_this.transitionEnd(_this.getIndexArr(),_this.getCurValue());
|
|
if(_this.cascade){
|
|
_this.checkRange(index, _this.getIndexArr());
|
|
}
|
|
break;
|
|
|
|
case "mousemove":
|
|
event.preventDefault();
|
|
if(_this.clickStatus){
|
|
_this.moveY = event.clientY;
|
|
_this.offset = _this.moveY - _this.oldMoveY;
|
|
_this.updateCurDistance(theSlider, index);
|
|
_this.curDistance[index] = _this.curDistance[index] + _this.offset;
|
|
_this.movePosition(theSlider, _this.curDistance[index]);
|
|
_this.oldMoveY = _this.moveY;
|
|
}
|
|
break;
|
|
}
|
|
},
|
|
|
|
singleClick: function(theLi, index, sliderIndex){
|
|
var _this = this;
|
|
if(_this.cascade){
|
|
var tempPosArr = _this.getIndexArr();
|
|
tempPosArr[sliderIndex] = index;
|
|
_this.checkRange(sliderIndex, tempPosArr);
|
|
|
|
}else{
|
|
_this.curDistance[sliderIndex] = (2-index)*_this.liHeight;
|
|
_this.movePosition(theLi.parentNode, _this.curDistance[sliderIndex]);
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
if (typeof exports == "object") {
|
|
module.exports = MobileSelect;
|
|
} else if (typeof define == "function" && define.amd) {
|
|
define([], function () {
|
|
return MobileSelect;
|
|
})
|
|
} else {
|
|
window.MobileSelect = MobileSelect;
|
|
}
|
|
})();
|