当我们在RN业务需求中,需要实现仿微信或者通讯录 快速索引功能时,如何去考虑实现 是我们比较关注的问题. 当然该功能总体来说是比较简单的,但是在实现的过程中,会遇到各种问题,或许在我们查找资料的时候,被某些文档错误引导,导致开发时间被大量的增加.下面就如何实现展开讲诉.
总体来说该功能分为三大模块,其中最重要的,是第三个模块(精确滚动模块)
[
{city:"安阳"},
{city:"安庆"},
{city:"鞍山"},
{city:"蚌埠"},
{city:"包头"},
{city:"北京"},
]
[
{title:"A",head:true},
{city:"安阳"},
{city:"安庆"},
{city:"鞍山"},
{title:"B",head:true},
{city:"蚌埠"},
{city:"包头"},
{city:"北京"},
]
//原数据
let sourceData=[
{city:"安阳"},
{city:"安庆"},
{city:"鞍山"},
{city:"蚌埠"},
{city:"包头"},
{city:"北京"},
]
// 改造函数、 我们需要存储数据源中所有的首字母,以及最终的目标数据
let targetData=[...sourceData]; // 改造数据
let targetHeaderData=[];//所有头部数据
sourceData.map(city=>{
//当前数据属否存在
if (city.city) {
// 获取汉字的拼音首字母
let firstLetterStr = PinyinUtil.getFirstLetterStr(city.city);
// 判断当前头部数据中是否包含当前首字母
if (targetHeaderData.indexOf(firstLetterStr) === -1) {
// 添加当前首字母数据
targetHeaderData.push(firstLetterStr);
// 判断当前目标数据中是否存在当前数据
if (targetData.indexOf(city) > -1) {
//把头部数据插入到当前数据之前 splice 指定数据插入, 构建头部数据结构
targetData.splice(targetData.indexOf(city), 0, {
title: firstLetterStr,
head: true
});
}
}
}
});
// 至此我们拿到了改造数据,并且保存了数据中所有的头部数据
/**
* https://github.com/sxei/pinyinjs
* (只保留获取拼音首字母)
*/
const pinyin_dict_firstletter = {all: "YDYQSXMWZSSXJBYMGCCZQPSSQBYCDSCDQLDYLYBSSJGYZZJJFKCCLZDHWDWZJLJPFYYNWJJTMYHZWZHFLZPPQHGSCYYYNJQYXXGJHHSDSJNKKTMOMLCRXYPSNQSECCQZGGLLYJLMYZZSECYKYYHQWJSSGGYXYZYJWWKDJHYCHMYXJTLXJYQBYXZLDWRDJRWYSRLDZJPCBZJJBRCFTLECZSTZFXXZHTRQHYBDLYCZSSYMMRFMYQZPWWJJYFCRWFDFZQPYDDWYXKYJAWJFFXYPSFTZYHHYZYSWCJYXSCLCXXWZZXNBGNNXBXLZSZSBSGPYSYZDHMDZBQBZCWDZZYYTZHBTSYYBZGNTNXQYWQSKBPHHLXGYBFMJEBJHHGQTJCYSXSTKZHLYCKGLYSMZXYALMELDCCXGZYRJXSDLTYZCQKCNNJWHJTZZCQLJSTSTBNXBTYXCEQXGKWJYFLZQLYHYXSPSFXLMPBYSXXXYDJCZYLLLSJXFHJXPJBTFFYABYXBHZZBJYZLWLCZGGBTSSMDTJZXPTHYQTGLJSCQFZKJZJQNLZWLSLHDZBWJNCJZYZSQQYCQYRZCJJWYBRTWPYFTWEXCSKDZCTBZHYZZYYJXZCFFZZMJYXXSDZZOTTBZLQWFCKSZSXFYRLNYJMBDTHJXSQQCCSBXYYTSYFBXDZTGBCNSLCYZZPSAZYZZSCJCSHZQYDXLBPJLLMQXTYDZXSQJTZPXLCGLQTZWJBHCTSYJSFXYEJJTLBGXSXJMYJQQPFZASYJNTYDJXKJCDJSZCBARTDCLYJQMWNQNCLLLKBYBZZSYHQQLTWLCCXTXLLZNTYLNEWYZYXCZXXGRKRMTCNDNJTSYYSSDQDGHSDBJGHRWRQLYBGLXHLGTGXBQJDZPYJSJYJCTMRNYMGRZJCZGJMZMGXMPRYXKJNYMSGMZJYMKMFXMLDTGFBHCJHKYLPFMDXLQJJSMTQGZSJLQDLDGJYCALCMZCSDJLLNXDJFFFFJCZFMZFFPFKHKGDPSXKTACJDHHZDDCRRCFQYJKQCCWJDXHWJLYLLZGCFCQDSMLZPBJJPLSBCJGGDCKKDEZSQCCKJGCGKDJTJDLZYCXKLQSCGJCLTFPCQCZGWPJDQYZJJBYJHSJDZWGFSJGZKQCCZLLPSPKJGQJHZZLJPLGJGJJTHJJYJZCZMLZLYQBGJWMLJKXZDZNJQSYZMLJLLJKYWXMKJLHSKJGBMCLYYMKXJQLBMLLKMDXXKWYXYSLMLPSJQQJQXYXFJTJDXMXXLLCXQBSYJBGWYMBGGBCYXPJYGPEPFGDJGBHBNSQJYZJKJKHXQFGQZKFHYGKHDKLLSDJQXPQYKYBNQSXQNSZSWHBSXWHXWBZZXDMNSJBSBKBBZKLYLXGWXDRWYQZMYWSJQLCJXXJXKJEQXSCYETLZHLYYYSDZPAQYZCMTLSHTZCFYZYXYLJSDCJQAGYSLCQLYYYSHMRQQKLDXZSCSSSYDYCJYSFSJBFRSSZQSBXXPXJYSDRCKGJLGDKZJZBDKTCSYQPYHSTCLDJDHMXMCGXYZHJDDTMHLTXZXYLYMOHYJCLTYFBQQXPFBDFHHTKSQHZYYWCNXXCRWHOWGYJLEGWDQCWGFJYCSNTMYTOLBYGWQWESJPWNMLRYDZSZTXYQPZGCWXHNGPYXSHMYQJXZTDPPBFYHZHTJYFDZWKGKZBLDNTSXHQEEGZZYLZMMZYJZGXZXKHKSTXNXXWYLYAPSTHXDWHZYMPXAGKYDXBHNHXKDPJNMYHYLPMGOCSLNZHKXXLPZZLBMLSFBHHGYGYYGGBHSCYAQTYWLXTZQCEZYDQDQMMHTKLLSZHLSJZWFYHQSWSCWLQAZYNYTLSXTHAZNKZZSZZLAXXZWWCTGQQTDDYZTCCHYQZFLXPSLZYGPZSZNGLNDQTBDLXGTCTAJDKYWNSYZLJHHZZCWNYYZYWMHYCHHYXHJKZWSXHZYXLYSKQYSPSLYZWMYPPKBYGLKZHTYXAXQSYSHXASMCHKDSCRSWJPWXSGZJLWWSCHSJHSQNHCSEGNDAQTBAALZZMSSTDQJCJKTSCJAXPLGGXHHGXXZCXPDMMHLDGTYBYSJMXHMRCPXXJZCKZXSHMLQXXTTHXWZFKHCCZDYTCJYXQHLXDHYPJQXYLSYYDZOZJNYXQEZYSQYAYXWYPDGXDDXSPPYZNDLTWRHXYDXZZJHTCXMCZLHPYYYYMHZLLHNXMYLLLMDCPPXHMXDKYCYRDLTXJCHHZZXZLCCLYLNZSHZJZZLNNRLWHYQSNJHXYNTTTKYJPYCHHYEGKCTTWLGQRLGGTGTYGYHPYHYLQYQGCWYQKPYYYTTTTLHYHLLTYTTSPLKYZXGZWGPYDSSZZDQXSKCQNMJJZZBXYQMJRTFFBTKHZKBXLJJKDXJTLBWFZPPTKQTZTGPDGNTPJYFALQMKGXBDCLZFHZCLLLLADPMXDJHLCCLGYHDZFGYDDGCYYFGYDXKSSEBDHYKDKDKHNAXXYBPBYYHXZQGAFFQYJXDMLJCSQZLLPCHBSXGJYNDYBYQSPZWJLZKSDDTACTBXZDYZYPJZQSJNKKTKNJDJGYYPGTLFYQKASDNTCYHBLWDZHBBYDWJRYGKZYHEYYFJMSDTYFZJJHGCXPLXHLDWXXJKYTCYKSSSMTWCTTQZLPBSZDZWZXGZAGYKTYWXLHLSPBCLLOQMMZSSLCMBJCSZZKYDCZJGQQDSMCYTZQQLWZQZXSSFPTTFQMDDZDSHDTDWFHTDYZJYQJQKYPBDJYYXTLJHDRQXXXHAYDHRJLKLYTWHLLRLLRCXYLBWSRSZZSYMKZZHHKYHXKSMDSYDYCJPBZBSQLFCXXXNXKXWYWSDZYQOGGQMMYHCDZTTFJYYBGSTTTYBYKJDHKYXBELHTYPJQNFXFDYKZHQKZBYJTZBXHFDXKDASWTAWAJLDYJSFHBLDNNTNQJTJNCHXFJSRFWHZFMDRYJYJWZPDJKZYJYMPCYZNYNXFBYTFYFWYGDBNZZZDNYTXZEMMQBSQEHXFZMBMFLZZSRXYMJGSXWZJSPRYDJSJGXHJJGLJJYNZZJXHGXKYMLPYYYCXYTWQZSWHWLYRJLPXSLSXMFSWWKLCTNXNYNPSJSZHDZEPTXMYYWXYYSYWLXJQZQXZDCLEEELMCPJPCLWBXSQHFWWTFFJTNQJHJQDXHWLBYZNFJLALKYYJLDXHHYCSTYYWNRJYXYWTRMDRQHWQCMFJDYZMHMYYXJWMYZQZXTLMRSPWWCHAQBXYGZYPXYYRRCLMPYMGKSJSZYSRMYJSNXTPLNBAPPYPYLXYYZKYNLDZYJZCZNNLMZHHARQMPGWQTZMXXMLLHGDZXYHXKYXYCJMFFYYHJFSBSSQLXXNDYCANNMTCJCYPRRNYTYQNYYMBMSXNDLYLYSLJRLXYSXQMLLYZLZJJJKYZZCSFBZXXMSTBJGNXYZHLXNMCWSCYZYFZLXBRNNNYLBNRTGZQYSATSWRYHYJZMZDHZGZDWYBSSCSKXSYHYTXXGCQGXZZSHYXJSCRHMKKBXCZJYJYMKQHZJFNBHMQHYSNJNZYBKNQMCLGQHWLZNZSWXKHLJHYYBQLBFCDSXDLDSPFZPSKJYZWZXZDDXJSMMEGJSCSSMGCLXXKYYYLNYPWWWGYDKZJGGGZGGSYCKNJWNJPCXBJJTQTJWDSSPJXZXNZXUMELPXFSXTLLXCLJXJJLJZXCTPSWXLYDHLYQRWHSYCSQYYBYAYWJJJQFWQCQQCJQGXALDBZZYJGKGXPLTZYFXJLTPADKYQHPMATLCPDCKBMTXYBHKLENXDLEEGQDYMSAWHZMLJTWYGXLYQZLJEEYYBQQFFNLYXRDSCTGJGXYYNKLLYQKCCTLHJLQMKKZGCYYGLLLJDZGYDHZWXPYSJBZKDZGYZZHYWYFQYTYZSZYEZZLYMHJJHTSMQWYZLKYYWZCSRKQYTLTDXWCTYJKLWSQZWBDCQYNCJSRSZJLKCDCDTLZZZACQQZZDDXYPLXZBQJYLZLLLQDDZQJYJYJZYXNYYYNYJXKXDAZWYRDLJYYYRJLXLLDYXJCYWYWNQCCLDDNYYYNYCKCZHXXCCLGZQJGKWPPCQQJYSBZZXYJSQPXJPZBSBDSFNSFPZXHDWZTDWPPTFLZZBZDMYYPQJRSDZSQZSQXBDGCPZSWDWCSQZGMDHZXMWWFYBPDGPHTMJTHZSMMBGZMBZJCFZWFZBBZMQCFMBDMCJXLGPNJBBXGYHYYJGPTZGZMQBQTCGYXJXLWZKYDPDYMGCFTPFXYZTZXDZXTGKMTYBBCLBJASKYTSSQYYMSZXFJEWLXLLSZBQJJJAKLYLXLYCCTSXMCWFKKKBSXLLLLJYXTYLTJYYTDPJHNHNNKBYQNFQYYZBYYESSESSGDYHFHWTCJBSDZZTFDMXHCNJZYMQWSRYJDZJQPDQBBSTJGGFBKJBXTGQHNGWJXJGDLLTHZHHYYYYYYSXWTYYYCCBDBPYPZYCCZYJPZYWCBDLFWZCWJDXXHYHLHWZZXJTCZLCDPXUJCZZZLYXJJTXPHFXWPYWXZPTDZZBDZCYHJHMLXBQXSBYLRDTGJRRCTTTHYTCZWMXFYTWWZCWJWXJYWCSKYBZSCCTZQNHXNWXXKHKFHTSWOCCJYBCMPZZYKBNNZPBZHHZDLSYDDYTYFJPXYNGFXBYQXCBHXCPSXTYZDMKYSNXSXLHKMZXLYHDHKWHXXSSKQYHHCJYXGLHZXCSNHEKDTGZXQYPKDHEXTYKCNYMYYYPKQYYYKXZLTHJQTBYQHXBMYHSQCKWWYLLHCYYLNNEQXQWMCFBDCCMLJGGXDQKTLXKGNQCDGZJWYJJLYHHQTTTNWCHMXCXWHWSZJYDJCCDBQCDGDNYXZTHCQRXCBHZTQCBXWGQWYYBXHMBYMYQTYEXMQKYAQYRGYZSLFYKKQHYSSQYSHJGJCNXKZYCXSBXYXHYYLSTYCXQTHYSMGSCPMMGCCCCCMTZTASMGQZJHKLOSQYLSWTMXSYQKDZLJQQYPLSYCZTCQQPBBQJZCLPKHQZYYXXDTDDTSJCXFFLLCHQXMJLWCJCXTSPYCXNDTJSHJWXDQQJSKXYAMYLSJHMLALYKXCYYDMNMDQMXMCZNNCYBZKKYFLMCHCMLHXRCJJHSYLNMTJZGZGYWJXSRXCWJGJQHQZDQJDCJJZKJKGDZQGJJYJYLXZXXCDQHHHEYTMHLFSBDJSYYSHFYSTCZQLPBDRFRZTZYKYWHSZYQKWDQZRKMSYNBCRXQBJYFAZPZZEDZCJYWBCJWHYJBQSZYWRYSZPTDKZPFPBNZTKLQYHBBZPNPPTYZZYBQNYDCPJMMCYCQMCYFZZDCMNLFPBPLNGQJTBTTNJZPZBBZNJKLJQYLNBZQHKSJZNGGQSZZKYXSHPZSNBCGZKDDZQANZHJKDRTLZLSWJLJZLYWTJNDJZJHXYAYNCBGTZCSSQMNJPJYTYSWXZFKWJQTKHTZPLBHSNJZSYZBWZZZZLSYLSBJHDWWQPSLMMFBJDWAQYZTCJTBNNWZXQXCDSLQGDSDPDZHJTQQPSWLYYJZLGYXYZLCTCBJTKTYCZJTQKBSJLGMGZDMCSGPYNJZYQYYKNXRPWSZXMTNCSZZYXYBYHYZAXYWQCJTLLCKJJTJHGDXDXYQYZZBYWDLWQCGLZGJGQRQZCZSSBCRPCSKYDZNXJSQGXSSJMYDNSTZTPBDLTKZWXQWQTZEXNQCZGWEZKSSBYBRTSSSLCCGBPSZQSZLCCGLLLZXHZQTHCZMQGYZQZNMCOCSZJMMZSQPJYGQLJYJPPLDXRGZYXCCSXHSHGTZNLZWZKJCXTCFCJXLBMQBCZZWPQDNHXLJCTHYZLGYLNLSZZPCXDSCQQHJQKSXZPBAJYEMSMJTZDXLCJYRYYNWJBNGZZTMJXLTBSLYRZPYLSSCNXPHLLHYLLQQZQLXYMRSYCXZLMMCZLTZSDWTJJLLNZGGQXPFSKYGYGHBFZPDKMWGHCXMSGDXJMCJZDYCABXJDLNBCDQYGSKYDQTXDJJYXMSZQAZDZFSLQXYJSJZYLBTXXWXQQZBJZUFBBLYLWDSLJHXJYZJWTDJCZFQZQZZDZSXZZQLZCDZFJHYSPYMPQZMLPPLFFXJJNZZYLSJEYQZFPFZKSYWJJJHRDJZZXTXXGLGHYDXCSKYSWMMZCWYBAZBJKSHFHJCXMHFQHYXXYZFTSJYZFXYXPZLCHMZMBXHZZSXYFYMNCWDABAZLXKTCSHHXKXJJZJSTHYGXSXYYHHHJWXKZXSSBZZWHHHCWTZZZPJXSNXQQJGZYZYWLLCWXZFXXYXYHXMKYYSWSQMNLNAYCYSPMJKHWCQHYLAJJMZXHMMCNZHBHXCLXTJPLTXYJHDYYLTTXFSZHYXXSJBJYAYRSMXYPLCKDUYHLXRLNLLSTYZYYQYGYHHSCCSMZCTZQXKYQFPYYRPFFLKQUNTSZLLZMWWTCQQYZWTLLMLMPWMBZSSTZRBPDDTLQJJBXZCSRZQQYGWCSXFWZLXCCRSZDZMCYGGDZQSGTJSWLJMYMMZYHFBJDGYXCCPSHXNZCSBSJYJGJMPPWAFFYFNXHYZXZYLREMZGZCYZSSZDLLJCSQFNXZKPTXZGXJJGFMYYYSNBTYLBNLHPFZDCYFBMGQRRSSSZXYSGTZRNYDZZCDGPJAFJFZKNZBLCZSZPSGCYCJSZLMLRSZBZZLDLSLLYSXSQZQLYXZLSKKBRXBRBZCYCXZZZEEYFGKLZLYYHGZSGZLFJHGTGWKRAAJYZKZQTSSHJJXDCYZUYJLZYRZDQQHGJZXSSZBYKJPBFRTJXLLFQWJHYLQTYMBLPZDXTZYGBDHZZRBGXHWNJTJXLKSCFSMWLSDQYSJTXKZSCFWJLBXFTZLLJZLLQBLSQMQQCGCZFPBPHZCZJLPYYGGDTGWDCFCZQYYYQYSSCLXZSKLZZZGFFCQNWGLHQYZJJCZLQZZYJPJZZBPDCCMHJGXDQDGDLZQMFGPSYTSDYFWWDJZJYSXYYCZCYHZWPBYKXRYLYBHKJKSFXTZJMMCKHLLTNYYMSYXYZPYJQYCSYCWMTJJKQYRHLLQXPSGTLYYCLJSCPXJYZFNMLRGJJTYZBXYZMSJYJHHFZQMSYXRSZCWTLRTQZSSTKXGQKGSPTGCZNJSJCQCXHMXGGZTQYDJKZDLBZSXJLHYQGGGTHQSZPYHJHHGYYGKGGCWJZZYLCZLXQSFTGZSLLLMLJSKCTBLLZZSZMMNYTPZSXQHJCJYQXYZXZQZCPSHKZZYSXCDFGMWQRLLQXRFZTLYSTCTMJCXJJXHJNXTNRZTZFQYHQGLLGCXSZSJDJLJCYDSJTLNYXHSZXCGJZYQPYLFHDJSBPCCZHJJJQZJQDYBSSLLCMYTTMQTBHJQNNYGKYRQYQMZGCJKPDCGMYZHQLLSLLCLMHOLZGDYYFZSLJCQZLYLZQJESHNYLLJXGJXLYSYYYXNBZLJSSZCQQCJYLLZLTJYLLZLLBNYLGQCHXYYXOXCXQKYJXXXYKLXSXXYQXCYKQXQCSGYXXYQXYGYTQOHXHXPYXXXULCYEYCHZZCBWQBBWJQZSCSZSSLZYLKDESJZWMYMCYTSDSXXSCJPQQSQYLYYZYCMDJDZYWCBTJSYDJKCYDDJLBDJJSODZYSYXQQYXDHHGQQYQHDYXWGMMMAJDYBBBPPBCMUUPLJZSMTXERXJMHQNUTPJDCBSSMSSSTKJTSSMMTRCPLZSZMLQDSDMJMQPNQDXCFYNBFSDQXYXHYAYKQYDDLQYYYSSZBYDSLNTFQTZQPZMCHDHCZCWFDXTMYQSPHQYYXSRGJCWTJTZZQMGWJJTJHTQJBBHWZPXXHYQFXXQYWYYHYSCDYDHHQMNMTMWCPBSZPPZZGLMZFOLLCFWHMMSJZTTDHZZYFFYTZZGZYSKYJXQYJZQBHMBZZLYGHGFMSHPZFZSNCLPBQSNJXZSLXXFPMTYJYGBXLLDLXPZJYZJYHHZCYWHJYLSJEXFSZZYWXKZJLUYDTMLYMQJPWXYHXSKTQJEZRPXXZHHMHWQPWQLYJJQJJZSZCPHJLCHHNXJLQWZJHBMZYXBDHHYPZLHLHLGFWLCHYYTLHJXCJMSCPXSTKPNHQXSRTYXXTESYJCTLSSLSTDLLLWWYHDHRJZSFGXTSYCZYNYHTDHWJSLHTZDQDJZXXQHGYLTZPHCSQFCLNJTCLZPFSTPDYNYLGMJLLYCQHYSSHCHYLHQYQTMZYPBYWRFQYKQSYSLZDQJMPXYYSSRHZJNYWTQDFZBWWTWWRXCWHGYHXMKMYYYQMSMZHNGCEPMLQQMTCWCTMMPXJPJJHFXYYZSXZHTYBMSTSYJTTQQQYYLHYNPYQZLCYZHZWSMYLKFJXLWGXYPJYTYSYXYMZCKTTWLKSMZSYLMPWLZWXWQZSSAQSYXYRHSSNTSRAPXCPWCMGDXHXZDZYFJHGZTTSBJHGYZSZYSMYCLLLXBTYXHBBZJKSSDMALXHYCFYGMQYPJYCQXJLLLJGSLZGQLYCJCCZOTYXMTMTTLLWTGPXYMZMKLPSZZZXHKQYSXCTYJZYHXSHYXZKXLZWPSQPYHJWPJPWXQQYLXSDHMRSLZZYZWTTCYXYSZZSHBSCCSTPLWSSCJCHNLCGCHSSPHYLHFHHXJSXYLLNYLSZDHZXYLSXLWZYKCLDYAXZCMDDYSPJTQJZLNWQPSSSWCTSTSZLBLNXSMNYYMJQBQHRZWTYYDCHQLXKPZWBGQYBKFCMZWPZLLYYLSZYDWHXPSBCMLJBSCGBHXLQHYRLJXYSWXWXZSLDFHLSLYNJLZYFLYJYCDRJLFSYZFSLLCQYQFGJYHYXZLYLMSTDJCYHBZLLNWLXXYGYYHSMGDHXXHHLZZJZXCZZZCYQZFNGWPYLCPKPYYPMCLQKDGXZGGWQBDXZZKZFBXXLZXJTPJPTTBYTSZZDWSLCHZHSLTYXHQLHYXXXYYZYSWTXZKHLXZXZPYHGCHKCFSYHUTJRLXFJXPTZTWHPLYXFCRHXSHXKYXXYHZQDXQWULHYHMJTBFLKHTXCWHJFWJCFPQRYQXCYYYQYGRPYWSGSUNGWCHKZDXYFLXXHJJBYZWTSXXNCYJJYMSWZJQRMHXZWFQSYLZJZGBHYNSLBGTTCSYBYXXWXYHXYYXNSQYXMQYWRGYQLXBBZLJSYLPSYTJZYHYZAWLRORJMKSCZJXXXYXCHDYXRYXXJDTSQFXLYLTSFFYXLMTYJMJUYYYXLTZCSXQZQHZXLYYXZHDNBRXXXJCTYHLBRLMBRLLAXKYLLLJLYXXLYCRYLCJTGJCMTLZLLCYZZPZPCYAWHJJFYBDYYZSMPCKZDQYQPBPCJPDCYZMDPBCYYDYCNNPLMTMLRMFMMGWYZBSJGYGSMZQQQZTXMKQWGXLLPJGZBQCDJJJFPKJKCXBLJMSWMDTQJXLDLPPBXCWRCQFBFQJCZAHZGMYKPHYYHZYKNDKZMBPJYXPXYHLFPNYYGXJDBKXNXHJMZJXSTRSTLDXSKZYSYBZXJLXYSLBZYSLHXJPFXPQNBYLLJQKYGZMCYZZYMCCSLCLHZFWFWYXZMWSXTYNXJHPYYMCYSPMHYSMYDYSHQYZCHMJJMZCAAGCFJBBHPLYZYLXXSDJGXDHKXXTXXNBHRMLYJSLTXMRHNLXQJXYZLLYSWQGDLBJHDCGJYQYCMHWFMJYBMBYJYJWYMDPWHXQLDYGPDFXXBCGJSPCKRSSYZJMSLBZZJFLJJJLGXZGYXYXLSZQYXBEXYXHGCXBPLDYHWETTWWCJMBTXCHXYQXLLXFLYXLLJLSSFWDPZSMYJCLMWYTCZPCHQEKCQBWLCQYDPLQPPQZQFJQDJHYMMCXTXDRMJWRHXCJZYLQXDYYNHYYHRSLSRSYWWZJYMTLTLLGTQCJZYABTCKZCJYCCQLJZQXALMZYHYWLWDXZXQDLLQSHGPJFJLJHJABCQZDJGTKHSSTCYJLPSWZLXZXRWGLDLZRLZXTGSLLLLZLYXXWGDZYGBDPHZPBRLWSXQBPFDWOFMWHLYPCBJCCLDMBZPBZZLCYQXLDOMZBLZWPDWYYGDSTTHCSQSCCRSSSYSLFYBFNTYJSZDFNDPDHDZZMBBLSLCMYFFGTJJQWFTMTPJWFNLBZCMMJTGBDZLQLPYFHYYMJYLSDCHDZJWJCCTLJCLDTLJJCPDDSQDSSZYBNDBJLGGJZXSXNLYCYBJXQYCBYLZCFZPPGKCXZDZFZTJJFJSJXZBNZYJQTTYJYHTYCZHYMDJXTTMPXSPLZCDWSLSHXYPZGTFMLCJTYCBPMGDKWYCYZCDSZZYHFLYCTYGWHKJYYLSJCXGYWJCBLLCSNDDBTZBSCLYZCZZSSQDLLMQYYHFSLQLLXFTYHABXGWNYWYYPLLSDLDLLBJCYXJZMLHLJDXYYQYTDLLLBUGBFDFBBQJZZMDPJHGCLGMJJPGAEHHBWCQXAXHHHZCHXYPHJAXHLPHJPGPZJQCQZGJJZZUZDMQYYBZZPHYHYBWHAZYJHYKFGDPFQSDLZMLJXKXGALXZDAGLMDGXMWZQYXXDXXPFDMMSSYMPFMDMMKXKSYZYSHDZKXSYSMMZZZMSYDNZZCZXFPLSTMZDNMXCKJMZTYYMZMZZMSXHHDCZJEMXXKLJSTLWLSQLYJZLLZJSSDPPMHNLZJCZYHMXXHGZCJMDHXTKGRMXFWMCGMWKDTKSXQMMMFZZYDKMSCLCMPCGMHSPXQPZDSSLCXKYXTWLWJYAHZJGZQMCSNXYYMMPMLKJXMHLMLQMXCTKZMJQYSZJSYSZHSYJZJCDAJZYBSDQJZGWZQQXFKDMSDJLFWEHKZQKJPEYPZYSZCDWYJFFMZZYLTTDZZEFMZLBNPPLPLPEPSZALLTYLKCKQZKGENQLWAGYXYDPXLHSXQQWQCQXQCLHYXXMLYCCWLYMQYSKGCHLCJNSZKPYZKCQZQLJPDMDZHLASXLBYDWQLWDNBQCRYDDZTJYBKBWSZDXDTNPJDTCTQDFXQQMGNXECLTTBKPWSLCTYQLPWYZZKLPYGZCQQPLLKCCYLPQMZCZQCLJSLQZDJXLDDHPZQDLJJXZQDXYZQKZLJCYQDYJPPYPQYKJYRMPCBYMCXKLLZLLFQPYLLLMBSGLCYSSLRSYSQTMXYXZQZFDZUYSYZTFFMZZSMZQHZSSCCMLYXWTPZGXZJGZGSJSGKDDHTQGGZLLBJDZLCBCHYXYZHZFYWXYZYMSDBZZYJGTSMTFXQYXQSTDGSLNXDLRYZZLRYYLXQHTXSRTZNGZXBNQQZFMYKMZJBZYMKBPNLYZPBLMCNQYZZZSJZHJCTZKHYZZJRDYZHNPXGLFZTLKGJTCTSSYLLGZRZBBQZZKLPKLCZYSSUYXBJFPNJZZXCDWXZYJXZZDJJKGGRSRJKMSMZJLSJYWQSKYHQJSXPJZZZLSNSHRNYPZTWCHKLPSRZLZXYJQXQKYSJYCZTLQZYBBYBWZPQDWWYZCYTJCJXCKCWDKKZXSGKDZXWWYYJQYYTCYTDLLXWKCZKKLCCLZCQQDZLQLCSFQCHQHSFSMQZZLNBJJZBSJHTSZDYSJQJPDLZCDCWJKJZZLPYCGMZWDJJBSJQZSYZYHHXJPBJYDSSXDZNCGLQMBTSFSBPDZDLZNFGFJGFSMPXJQLMBLGQCYYXBQKDJJQYRFKZTJDHCZKLBSDZCFJTPLLJGXHYXZCSSZZXSTJYGKGCKGYOQXJPLZPBPGTGYJZGHZQZZLBJLSQFZGKQQJZGYCZBZQTLDXRJXBSXXPZXHYZYCLWDXJJHXMFDZPFZHQHQMQGKSLYHTYCGFRZGNQXCLPDLBZCSCZQLLJBLHBZCYPZZPPDYMZZSGYHCKCPZJGSLJLNSCDSLDLXBMSTLDDFJMKDJDHZLZXLSZQPQPGJLLYBDSZGQLBZLSLKYYHZTTNTJYQTZZPSZQZTLLJTYYLLQLLQYZQLBDZLSLYYZYMDFSZSNHLXZNCZQZPBWSKRFBSYZMTHBLGJPMCZZLSTLXSHTCSYZLZBLFEQHLXFLCJLYLJQCBZLZJHHSSTBRMHXZHJZCLXFNBGXGTQJCZTMSFZKJMSSNXLJKBHSJXNTNLZDNTLMSJXGZJYJCZXYJYJWRWWQNZTNFJSZPZSHZJFYRDJSFSZJZBJFZQZZHZLXFYSBZQLZSGYFTZDCSZXZJBQMSZKJRHYJZCKMJKHCHGTXKXQGLXPXFXTRTYLXJXHDTSJXHJZJXZWZLCQSBTXWXGXTXXHXFTSDKFJHZYJFJXRZSDLLLTQSQQZQWZXSYQTWGWBZCGZLLYZBCLMQQTZHZXZXLJFRMYZFLXYSQXXJKXRMQDZDMMYYBSQBHGZMWFWXGMXLZPYYTGZYCCDXYZXYWGSYJYZNBHPZJSQSYXSXRTFYZGRHZTXSZZTHCBFCLSYXZLZQMZLMPLMXZJXSFLBYZMYQHXJSXRXSQZZZSSLYFRCZJRCRXHHZXQYDYHXSJJHZCXZBTYNSYSXJBQLPXZQPYMLXZKYXLXCJLCYSXXZZLXDLLLJJYHZXGYJWKJRWYHCPSGNRZLFZWFZZNSXGXFLZSXZZZBFCSYJDBRJKRDHHGXJLJJTGXJXXSTJTJXLYXQFCSGSWMSBCTLQZZWLZZKXJMLTMJYHSDDBXGZHDLBMYJFRZFSGCLYJBPMLYSMSXLSZJQQHJZFXGFQFQBPXZGYYQXGZTCQWYLTLGWSGWHRLFSFGZJMGMGBGTJFSYZZGZYZAFLSSPMLPFLCWBJZCLJJMZLPJJLYMQDMYYYFBGYGYZMLYZDXQYXRQQQHSYYYQXYLJTYXFSFSLLGNQCYHYCWFHCCCFXPYLYPLLZYXXXXXKQHHXSHJZCFZSCZJXCPZWHHHHHAPYLQALPQAFYHXDYLUKMZQGGGDDESRNNZLTZGCHYPPYSQJJHCLLJTOLNJPZLJLHYMHEYDYDSQYCDDHGZUNDZCLZYZLLZNTNYZGSLHSLPJJBDGWXPCDUTJCKLKCLWKLLCASSTKZZDNQNTTLYYZSSYSSZZRYLJQKCQDHHCRXRZYDGRGCWCGZQFFFPPJFZYNAKRGYWYQPQXXFKJTSZZXSWZDDFBBXTBGTZKZNPZZPZXZPJSZBMQHKCYXYLDKLJNYPKYGHGDZJXXEAHPNZKZTZCMXCXMMJXNKSZQNMNLWBWWXJKYHCPSTMCSQTZJYXTPCTPDTNNPGLLLZSJLSPBLPLQHDTNJNLYYRSZFFJFQWDPHZDWMRZCCLODAXNSSNYZRESTYJWJYJDBCFXNMWTTBYLWSTSZGYBLJPXGLBOCLHPCBJLTMXZLJYLZXCLTPNCLCKXTPZJSWCYXSFYSZDKNTLBYJCYJLLSTGQCBXRYZXBXKLYLHZLQZLNZCXWJZLJZJNCJHXMNZZGJZZXTZJXYCYYCXXJYYXJJXSSSJSTSSTTPPGQTCSXWZDCSYFPTFBFHFBBLZJCLZZDBXGCXLQPXKFZFLSYLTUWBMQJHSZBMDDBCYSCCLDXYCDDQLYJJWMQLLCSGLJJSYFPYYCCYLTJANTJJPWYCMMGQYYSXDXQMZHSZXPFTWWZQSWQRFKJLZJQQYFBRXJHHFWJJZYQAZMYFRHCYYBYQWLPEXCCZSTYRLTTDMQLYKMBBGMYYJPRKZNPBSXYXBHYZDJDNGHPMFSGMWFZMFQMMBCMZZCJJLCNUXYQLMLRYGQZCYXZLWJGCJCGGMCJNFYZZJHYCPRRCMTZQZXHFQGTJXCCJEAQCRJYHPLQLSZDJRBCQHQDYRHYLYXJSYMHZYDWLDFRYHBPYDTSSCNWBXGLPZMLZZTQSSCPJMXXYCSJYTYCGHYCJWYRXXLFEMWJNMKLLSWTXHYYYNCMMCWJDQDJZGLLJWJRKHPZGGFLCCSCZMCBLTBHBQJXQDSPDJZZGKGLFQYWBZYZJLTSTDHQHCTCBCHFLQMPWDSHYYTQWCNZZJTLBYMBPDYYYXSQKXWYYFLXXNCWCXYPMAELYKKJMZZZBRXYYQJFLJPFHHHYTZZXSGQQMHSPGDZQWBWPJHZJDYSCQWZKTXXSQLZYYMYSDZGRXCKKUJLWPYSYSCSYZLRMLQSYLJXBCXTLWDQZPCYCYKPPPNSXFYZJJRCEMHSZMSXLXGLRWGCSTLRSXBZGBZGZTCPLUJLSLYLYMTXMTZPALZXPXJTJWTCYYZLBLXBZLQMYLXPGHDSLSSDMXMBDZZSXWHAMLCZCPJMCNHJYSNSYGCHSKQMZZQDLLKABLWJXSFMOCDXJRRLYQZKJMYBYQLYHETFJZFRFKSRYXFJTWDSXXSYSQJYSLYXWJHSNLXYYXHBHAWHHJZXWMYLJCSSLKYDZTXBZSYFDXGXZJKHSXXYBSSXDPYNZWRPTQZCZENYGCXQFJYKJBZMLJCMQQXUOXSLYXXLYLLJDZBTYMHPFSTTQQWLHOKYBLZZALZXQLHZWRRQHLSTMYPYXJJXMQSJFNBXYXYJXXYQYLTHYLQYFMLKLJTMLLHSZWKZHLJMLHLJKLJSTLQXYLMBHHLNLZXQJHXCFXXLHYHJJGBYZZKBXSCQDJQDSUJZYYHZHHMGSXCSYMXFEBCQWWRBPYYJQTYZCYQYQQZYHMWFFHGZFRJFCDPXNTQYZPDYKHJLFRZXPPXZDBBGZQSTLGDGYLCQMLCHHMFYWLZYXKJLYPQHSYWMQQGQZMLZJNSQXJQSYJYCBEHSXFSZPXZWFLLBCYYJDYTDTHWZSFJMQQYJLMQXXLLDTTKHHYBFPWTYYSQQWNQWLGWDEBZWCMYGCULKJXTMXMYJSXHYBRWFYMWFRXYQMXYSZTZZTFYKMLDHQDXWYYNLCRYJBLPSXCXYWLSPRRJWXHQYPHTYDNXHHMMYWYTZCSQMTSSCCDALWZTCPQPYJLLQZYJSWXMZZMMYLMXCLMXCZMXMZSQTZPPQQBLPGXQZHFLJJHYTJSRXWZXSCCDLXTYJDCQJXSLQYCLZXLZZXMXQRJMHRHZJBHMFLJLMLCLQNLDXZLLLPYPSYJYSXCQQDCMQJZZXHNPNXZMEKMXHYKYQLXSXTXJYYHWDCWDZHQYYBGYBCYSCFGPSJNZDYZZJZXRZRQJJYMCANYRJTLDPPYZBSTJKXXZYPFDWFGZZRPYMTNGXZQBYXNBUFNQKRJQZMJEGRZGYCLKXZDSKKNSXKCLJSPJYYZLQQJYBZSSQLLLKJXTBKTYLCCDDBLSPPFYLGYDTZJYQGGKQTTFZXBDKTYYHYBBFYTYYBCLPDYTGDHRYRNJSPTCSNYJQHKLLLZSLYDXXWBCJQSPXBPJZJCJDZFFXXBRMLAZHCSNDLBJDSZBLPRZTSWSBXBCLLXXLZDJZSJPYLYXXYFTFFFBHJJXGBYXJPMMMPSSJZJMTLYZJXSWXTYLEDQPJMYGQZJGDJLQJWJQLLSJGJGYGMSCLJJXDTYGJQJQJCJZCJGDZZSXQGSJGGCXHQXSNQLZZBXHSGZXCXYLJXYXYYDFQQJHJFXDHCTXJYRXYSQTJXYEFYYSSYYJXNCYZXFXMSYSZXYYSCHSHXZZZGZZZGFJDLTYLNPZGYJYZYYQZPBXQBDZTZCZYXXYHHSQXSHDHGQHJHGYWSZTMZMLHYXGEBTYLZKQWYTJZRCLEKYSTDBCYKQQSAYXCJXWWGSBHJYZYDHCSJKQCXSWXFLTYNYZPZCCZJQTZWJQDZZZQZLJJXLSBHPYXXPSXSHHEZTXFPTLQYZZXHYTXNCFZYYHXGNXMYWXTZSJPTHHGYMXMXQZXTSBCZYJYXXTYYZYPCQLMMSZMJZZLLZXGXZAAJZYXJMZXWDXZSXZDZXLEYJJZQBHZWZZZQTZPSXZTDSXJJJZNYAZPHXYYSRNQDTHZHYYKYJHDZXZLSWCLYBZYECWCYCRYLCXNHZYDZYDYJDFRJJHTRSQTXYXJRJHOJYNXELXSFSFJZGHPZSXZSZDZCQZBYYKLSGSJHCZSHDGQGXYZGXCHXZJWYQWGYHKSSEQZZNDZFKWYSSTCLZSTSYMCDHJXXYWEYXCZAYDMPXMDSXYBSQMJMZJMTZQLPJYQZCGQHXJHHLXXHLHDLDJQCLDWBSXFZZYYSCHTYTYYBHECXHYKGJPXHHYZJFXHWHBDZFYZBCAPNPGNYDMSXHMMMMAMYNBYJTMPXYYMCTHJBZYFCGTYHWPHFTWZZEZSBZEGPFMTSKFTYCMHFLLHGPZJXZJGZJYXZSBBQSCZZLZCCSTPGXMJSFTCCZJZDJXCYBZLFCJSYZFGSZLYBCWZZBYZDZYPSWYJZXZBDSYUXLZZBZFYGCZXBZHZFTPBGZGEJBSTGKDMFHYZZJHZLLZZGJQZLSFDJSSCBZGPDLFZFZSZYZYZSYGCXSNXXCHCZXTZZLJFZGQSQYXZJQDCCZTQCDXZJYQJQCHXZTDLGSCXZSYQJQTZWLQDQZTQCHQQJZYEZZZPBWKDJFCJPZTYPQYQTTYNLMBDKTJZPQZQZZFPZSBNJLGYJDXJDZZKZGQKXDLPZJTCJDQBXDJQJSTCKNXBXZMSLYJCQMTJQWWCJQNJNLLLHJCWQTBZQYDZCZPZZDZYDDCYZZZCCJTTJFZDPRRTZTJDCQTQZDTJNPLZBCLLCTZSXKJZQZPZLBZRBTJDCXFCZDBCCJJLTQQPLDCGZDBBZJCQDCJWYNLLZYZCCDWLLXWZLXRXNTQQCZXKQLSGDFQTDDGLRLAJJTKUYMKQLLTZYTDYYCZGJWYXDXFRSKSTQTENQMRKQZHHQKDLDAZFKYPBGGPZREBZZYKZZSPEGJXGYKQZZZSLYSYYYZWFQZYLZZLZHWCHKYPQGNPGBLPLRRJYXCCSYYHSFZFYBZYYTGZXYLXCZWXXZJZBLFFLGSKHYJZEYJHLPLLLLCZGXDRZELRHGKLZZYHZLYQSZZJZQLJZFLNBHGWLCZCFJYSPYXZLZLXGCCPZBLLCYBBBBUBBCBPCRNNZCZYRBFSRLDCGQYYQXYGMQZWTZYTYJXYFWTEHZZJYWLCCNTZYJJZDEDPZDZTSYQJHDYMBJNYJZLXTSSTPHNDJXXBYXQTZQDDTJTDYYTGWSCSZQFLSHLGLBCZPHDLYZJYCKWTYTYLBNYTSDSYCCTYSZYYEBHEXHQDTWNYGYCLXTSZYSTQMYGZAZCCSZZDSLZCLZRQXYYELJSBYMXSXZTEMBBLLYYLLYTDQYSHYMRQWKFKBFXNXSBYCHXBWJYHTQBPBSBWDZYLKGZSKYHXQZJXHXJXGNLJKZLYYCDXLFYFGHLJGJYBXQLYBXQPQGZTZPLNCYPXDJYQYDYMRBESJYYHKXXSTMXRCZZYWXYQYBMCLLYZHQYZWQXDBXBZWZMSLPDMYSKFMZKLZCYQYCZLQXFZZYDQZPZYGYJYZMZXDZFYFYTTQTZHGSPCZMLCCYTZXJCYTJMKSLPZHYSNZLLYTPZCTZZCKTXDHXXTQCYFKSMQCCYYAZHTJPCYLZLYJBJXTPNYLJYYNRXSYLMMNXJSMYBCSYSYLZYLXJJQYLDZLPQBFZZBLFNDXQKCZFYWHGQMRDSXYCYTXNQQJZYYPFZXDYZFPRXEJDGYQBXRCNFYYQPGHYJDYZXGRHTKYLNWDZNTSMPKLBTHBPYSZBZTJZSZZJTYYXZPHSSZZBZCZPTQFZMYFLYPYBBJQXZMXXDJMTSYSKKBJZXHJCKLPSMKYJZCXTMLJYXRZZQSLXXQPYZXMKYXXXJCLJPRMYYGADYSKQLSNDHYZKQXZYZTCGHZTLMLWZYBWSYCTBHJHJFCWZTXWYTKZLXQSHLYJZJXTMPLPYCGLTBZZTLZJCYJGDTCLKLPLLQPJMZPAPXYZLKKTKDZCZZBNZDYDYQZJYJGMCTXLTGXSZLMLHBGLKFWNWZHDXUHLFMKYSLGXDTWWFRJEJZTZHYDXYKSHWFZCQSHKTMQQHTZHYMJDJSKHXZJZBZZXYMPAGQMSTPXLSKLZYNWRTSQLSZBPSPSGZWYHTLKSSSWHZZLYYTNXJGMJSZSUFWNLSOZTXGXLSAMMLBWLDSZYLAKQCQCTMYCFJBSLXCLZZCLXXKSBZQCLHJPSQPLSXXCKSLNHPSFQQYTXYJZLQLDXZQJZDYYDJNZPTUZDSKJFSLJHYLZSQZLBTXYDGTQFDBYAZXDZHZJNHHQBYKNXJJQCZMLLJZKSPLDYCLBBLXKLELXJLBQYCXJXGCNLCQPLZLZYJTZLJGYZDZPLTQCSXFDMNYCXGBTJDCZNBGBQYQJWGKFHTNPYQZQGBKPBBYZMTJDYTBLSQMPSXTBNPDXKLEMYYCJYNZCTLDYKZZXDDXHQSHDGMZSJYCCTAYRZLPYLTLKXSLZCGGEXCLFXLKJRTLQJAQZNCMBYDKKCXGLCZJZXJHPTDJJMZQYKQSECQZDSHHADMLZFMMZBGNTJNNLGBYJBRBTMLBYJDZXLCJLPLDLPCQDHLXZLYCBLCXZZJADJLNZMMSSSMYBHBSQKBHRSXXJMXSDZNZPXLGBRHWGGFCXGMSKLLTSJYYCQLTSKYWYYHYWXBXQYWPYWYKQLSQPTNTKHQCWDQKTWPXXHCPTHTWUMSSYHBWCRWXHJMKMZNGWTMLKFGHKJYLSYYCXWHYECLQHKQHTTQKHFZLDXQWYZYYDESBPKYRZPJFYYZJCEQDZZDLATZBBFJLLCXDLMJSSXEGYGSJQXCWBXSSZPDYZCXDNYXPPZYDLYJCZPLTXLSXYZYRXCYYYDYLWWNZSAHJSYQYHGYWWAXTJZDAXYSRLTDPSSYYFNEJDXYZHLXLLLZQZSJNYQYQQXYJGHZGZCYJCHZLYCDSHWSHJZYJXCLLNXZJJYYXNFXMWFPYLCYLLABWDDHWDXJMCXZTZPMLQZHSFHZYNZTLLDYWLSLXHYMMYLMBWWKYXYADTXYLLDJPYBPWUXJMWMLLSAFDLLYFLBHHHBQQLTZJCQJLDJTFFKMMMBYTHYGDCQRDDWRQJXNBYSNWZDBYYTBJHPYBYTTJXAAHGQDQTMYSTQXKBTZPKJLZRBEQQSSMJJBDJOTGTBXPGBKTLHQXJJJCTHXQDWJLWRFWQGWSHCKRYSWGFTGYGBXSDWDWRFHWYTJJXXXJYZYSLPYYYPAYXHYDQKXSHXYXGSKQHYWFDDDPPLCJLQQEEWXKSYYKDYPLTJTHKJLTCYYHHJTTPLTZZCDLTHQKZXQYSTEEYWYYZYXXYYSTTJKLLPZMCYHQGXYHSRMBXPLLNQYDQHXSXXWGDQBSHYLLPJJJTHYJKYPPTHYYKTYEZYENMDSHLCRPQFDGFXZPSFTLJXXJBSWYYSKSFLXLPPLBBBLBSFXFYZBSJSSYLPBBFFFFSSCJDSTZSXZRYYSYFFSYZYZBJTBCTSBSDHRTJJBYTCXYJEYLXCBNEBJDSYXYKGSJZBXBYTFZWGENYHHTHZHHXFWGCSTBGXKLSXYWMTMBYXJSTZSCDYQRCYTWXZFHMYMCXLZNSDJTTTXRYCFYJSBSDYERXJLJXBBDEYNJGHXGCKGSCYMBLXJMSZNSKGXFBNBPTHFJAAFXYXFPXMYPQDTZCXZZPXRSYWZDLYBBKTYQPQJPZYPZJZNJPZJLZZFYSBTTSLMPTZRTDXQSJEHBZYLZDHLJSQMLHTXTJECXSLZZSPKTLZKQQYFSYGYWPCPQFHQHYTQXZKRSGTTSQCZLPTXCDYYZXSQZSLXLZMYCPCQBZYXHBSXLZDLTCDXTYLZJYYZPZYZLTXJSJXHLPMYTXCQRBLZSSFJZZTNJYTXMYJHLHPPLCYXQJQQKZZSCPZKSWALQSBLCCZJSXGWWWYGYKTJBBZTDKHXHKGTGPBKQYSLPXPJCKBMLLXDZSTBKLGGQKQLSBKKTFXRMDKBFTPZFRTBBRFERQGXYJPZSSTLBZTPSZQZSJDHLJQLZBPMSMMSXLQQNHKNBLRDDNXXDHDDJCYYGYLXGZLXSYGMQQGKHBPMXYXLYTQWLWGCPBMQXCYZYDRJBHTDJYHQSHTMJSBYPLWHLZFFNYPMHXXHPLTBQPFBJWQDBYGPNZTPFZJGSDDTQSHZEAWZZYLLTYYBWJKXXGHLFKXDJTMSZSQYNZGGSWQSPHTLSSKMCLZXYSZQZXNCJDQGZDLFNYKLJCJLLZLMZZNHYDSSHTHZZLZZBBHQZWWYCRZHLYQQJBEYFXXXWHSRXWQHWPSLMSSKZTTYGYQQWRSLALHMJTQJSMXQBJJZJXZYZKXBYQXBJXSHZTSFJLXMXZXFGHKZSZGGYLCLSARJYHSLLLMZXELGLXYDJYTLFBHBPNLYZFBBHPTGJKWETZHKJJXZXXGLLJLSTGSHJJYQLQZFKCGNNDJSSZFDBCTWWSEQFHQJBSAQTGYPQLBXBMMYWXGSLZHGLZGQYFLZBYFZJFRYSFMBYZHQGFWZSYFYJJPHZBYYZFFWODGRLMFTWLBZGYCQXCDJYGZYYYYTYTYDWEGAZYHXJLZYYHLRMGRXXZCLHNELJJTJTPWJYBJJBXJJTJTEEKHWSLJPLPSFYZPQQBDLQJJTYYQLYZKDKSQJYYQZLDQTGJQYZJSUCMRYQTHTEJMFCTYHYPKMHYZWJDQFHYYXWSHCTXRLJHQXHCCYYYJLTKTTYTMXGTCJTZAYYOCZLYLBSZYWJYTSJYHBYSHFJLYGJXXTMZYYLTXXYPZLXYJZYZYYPNHMYMDYYLBLHLSYYQQLLNJJYMSOYQBZGDLYXYLCQYXTSZEGXHZGLHWBLJHEYXTWQMAKBPQCGYSHHEGQCMWYYWLJYJHYYZLLJJYLHZYHMGSLJLJXCJJYCLYCJPCPZJZJMMYLCQLNQLJQJSXYJMLSZLJQLYCMMHCFMMFPQQMFYLQMCFFQMMMMHMZNFHHJGTTHHKHSLNCHHYQDXTMMQDCYZYXYQMYQYLTDCYYYZAZZCYMZYDLZFFFMMYCQZWZZMABTBYZTDMNZZGGDFTYPCGQYTTSSFFWFDTZQSSYSTWXJHXYTSXXYLBYQHWWKXHZXWZNNZZJZJJQJCCCHYYXBZXZCYZTLLCQXYNJYCYYCYNZZQYYYEWYCZDCJYCCHYJLBTZYYCQWMPWPYMLGKDLDLGKQQBGYCHJXY"};
export class PinyinUtil {
static getFirstLetter(str: String) {
if (!str || /^ +$/g.test(str)) return '';
let result = [];
for (let i = 0; i < str.length; i++) {
let unicode = str.charCodeAt(i);
let ch = str.charAt(i);
if (unicode >= 19968 && unicode <= 40869) {
ch = pinyin_dict_firstletter.all.charAt(unicode - 19968);
}
result.push(ch);
}
return result.join('');
}
static getFirstLetterStr(str: String) {
str = PinyinUtil.getFirstLetter(str);
if (str && str.length >= 1) {
return str.substring(0, 1);
}
return "";
}
}
class SideBar extends React.Component {
constructor(props) {
super(props);
this.cityKeyArr = [ "A", "B", "C", "D", "E", "F", "G", "H", "I",
"J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V",
"W", "X", "Y", "Z"];
this.moveDownY = 0;
this.moveDownKey = "";
this.moveState = false;
}
render() {
return (
{this.cityKeyArr.map((item, index) => {
return (
true,
onStartShouldSetPanResponderCapture: (evt, gestureState) => true,
onMoveShouldSetPanResponder: (evt, gestureState) => true,
onMoveShouldSetPanResponderCapture: (evt, gestureState) => true,
onPanResponderGrant: (evt, gestureState) => {
// 开始手势操作。给用户一些视觉反馈,让他们知道发生了什么事情!
// gestureState.{x,y} 现在会被设置为0
this.handlerSeekGrant(evt, gestureState, item, index);
},
onPanResponderMove: (evt, gestureState) => {
// 最近一次的移动距离为gestureState.move{X,Y}
this.handlerSeekMove(evt, gestureState, item, index);
// 从成为响应者开始时的累计手势移动距离为gestureState.d{x,y}
},
onPanResponderTerminationRequest: (evt, gestureState) => true,
onPanResponderRelease: (evt, gestureState) => {
// 用户放开了所有的触摸点,且此时视图已经成为了响应者。
// 一般来说这意味着一个手势操作已经成功完成。
this.handlerSeekRelease(evt, gestureState, item, index);
},
onPanResponderTerminate: (evt, gestureState) => {
// 另一个组件已经成为了新的响应者,所以当前手势将被取消。
},
onShouldBlockNativeResponder: (evt, gestureState) => {
// 返回一个布尔值,决定当前组件是否应该阻止原生组件成为JS响应者
// 默认返回true。目前暂时只支持android。
return true;
},
}).panHandlers}>
{item}
)
})}
);
}
handlerSeekGrant = (evt, gestureState, item, index) => {
evt.persist();// 需要加这个函数,来仿制进行复用函数
this.moveDownY = evt.nativeEvent.pageY;
this.moveDownKey = item;
};
handlerSeekMove = (evt, gestureState, item, index) => {
evt.persist();
this.moveState = true;
let moveY = evt.nativeEvent.pageY;
let diff = moveY - this.moveDownY;
let diffKey =diff / 30;// 注意高度一定要获取整数,否则在计算的时候,计算误差
let keyIndex = this.indexKeyArr.indexOf(this.moveDownKey);
let endIndex = keyIndex + diffKey;
let keyValue = this.indexKeyArr[endIndex];
if (keyValue) {
//滑动进行索引
this.props.onSelectPress(keyValue)
}
};
handlerSeekRelease = (evt, gestureState, item, index) => {
evt.persist();
if (!this.moveState) {
//点击进行索引
this.props.onSelectPress(item)
}
this.moveState = false;
};
}
SideBar.propTypes = {
onSelectPress: PropTypes.func
};
export default SideBar;
const styles = StyleSheet.create({});
let {targetData}=this.state;//获取改造数据
//通过列表显示整体数据
this.flatListRef = t}
data={targetData}
renderItem={this.renderItem}
showsVerticalScrollIndicator={false}
extraData={this.state}
onEndReachedThreshold={0.1}
getItemLayout={this.renderItemLayout}
keyExtractor={(item, index) => {
return index.toString()
}}/>
//定位在右侧
// 1、注意当我们在处理高度的时候, 要使用整数
// 2、方便在计算滑动距离的时候,降低误差
renderItem = ({item}) => {
return (
{item.head ?
{item.title} :
{item.city} }
);
};
renderItemLayout= (data, index) => {
let len= data[index].head?16:30;//高度要为整数,防止滑动有误差
let allHead = 0;
let allItem = 0;
for (let i = 0; i < data.length; i++) {
if (i < index) {
if (data[i].head) {
allHead += 16;
} else {
allItem += 30+ 1;//1为下划线
}
} else {
break;
}
}
let offsetAll=allHead+allItem//所有头的高度+所有item的高度
return {
length: len, //渲染每个item的高度,区分header\item
offset: offsetAll,
index
}
}
onSelectPress = (item) => {
let {targetData,targetHeaderData} = this.state;
let pinArr=["A", "B", "C", "D", "E", "F", "G", "H", "I",
"J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V",
"W", "X", "Y", "Z"];
let hasExit = false;
let preItem = "A";
let preIndex = 0;
//处理右侧选中的首字母,当前数据中没有进行获取上一个
targetData.map((item1, index) => {
if (item1.city === item) {
hasExit = true;
preIndex = index;
preItem = item;
}
});
if (!hasExit) {
pinArr.map(item1 => {
if (item1 < item targetHeaderData.indexOf(item1) > -1) {
preItem = item1
}
});
newCitys.map((item, index) => {
if (item.title === preItem) {
preIndex = index
}
});
}
//选择item和对应的索引
this.setState({
targetDataHeaderIndex: {
key: preItem,
index: preIndex
}
}, () => {
this.flatListRef.scrollToIndex({viewPosition: 0, index: preIndex});
});
};
总体来说该页面的实现还是比较简单的, 我们容易出现的问题,主要是进行偏移量的计算,会出现问题,当前的计算方法有点low,但是足以解决量当前的问题,如果有更好的处理方式,请给予分享.