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jquery - 使用 jQuery UI 对元素进行分组和拖动组

转载 作者:行者123 更新时间:2023-11-27 22:58:16 25 4
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我正在使用 DraggableDroppable在 jQuery UI 中创建纸牌游戏。如果一张拖动的牌上面有其他牌,并且所有这些牌都是下降的同花顺(比如 this example 中的梅花 5),所有这些牌都应该被立即拖动并附加到它们被放到的牌上。

我试图通过在 draggable();start 事件中添加一些代码来解决这个问题:

var thisAndAllNextCards = $(this).nextAll().addBack();

if (thisAndAllNextCards.length > 1) {
$(thisAndAllNextCards).each(function(){
if ($(this).data("value") == $(this).next('.card').data("value") +1 $(this).data("value") == $(this).next('.card').data("value") +1 && $(this).data("suit") == $(this).next('.card').data("suit")) {

$(this).nextAll().addBack().wrapAll( "<div class='cardGroup'/>");

/* All the cards in the variable thisAndAllNextCards (i.e. all the cards in the div with class 'cardGroup')
should be dragged as a group and appended to the card they are dropped onto */

}
});
}

代码检查卡片是否为下降的同花顺,如果是,则将它们包装在一个临时的 div 中。然后我卡住了。卡片的位置变得困惑,我不知道如何拖动包装 div 而不是单击的卡片。我什至不知道我把卡片包装在一个新的 div 中的想法是否好。

我的问题:我如何选择同花顺的卡片,在拖动它们时将它们保持在适当的位置(在视觉上和在 DOM 中),然后将它们附加到放置它们的卡片上?

点击下方的显示代码片段以查看完整代码。

$(document).ready(function(){

var column1 = [];
var column2 = [];
var column3 = [];
var column4 = [];
var column5 = [];
var column6 = [];
var column7 = [];
var column8 = [];
var column9 = [];
var column10 = [];

var decksAmount = 2;
var suits = ["spades", "diamonds", "clubs", "hearts"];
var values = ["1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13"];
var unshuffledDeck;
var shuffledDeck;

init();
appendCardsToColumns();

function init() {

unshuffledDeck = getUnshuffledDeck();

shuffledDeck = shuffleDeck(unshuffledDeck);

divideCardsInColumns(shuffledDeck);

}

function getUnshuffledDeck() {

var deck = new Array();

var id = 1;

for (var y = 0; y < decksAmount; y++ ) {
for(var i = 0; i < suits.length; i++) {
for(var x = 0; x < values.length; x++) {
var card = {value: values[x], suit: suits[i], status: 'hidden', class: 'card', id: id, 'status': 'hidden'};
id++
deck.push(card);
}
}
}

return deck;
}


function shuffleDeck(array) {

for (var i = array.length - 1; i > 0; i--) {
var j = Math.floor(Math.random() * (i + 1));
var temp = array[i];
array[i] = array[j];
array[j] = temp;
}

return array;

}

function divideCardsInColumns(cards) {


$(cards).slice(0, 6).each(function(index) {
column1.push(this);
});

$(cards).slice(6, 12).each(function(index) {
column2.push(this);
});

$(cards).slice(12, 18).each(function(index) {
column3.push(this);
});

$(cards).slice(18, 24).each(function(index) {
column4.push(this);
});

$(cards).slice(24, 29).each(function(index) {
column5.push(this);
});

$(cards).slice(29, 34).each(function(index) {
column6.push(this);
});

$(cards).slice(34, 39).each(function(index) {
column7.push(this);
});

$(cards).slice(39, 44).each(function(index) {
column8.push(this);
});

$(cards).slice(44, 49).each(function(index) {
column9.push(this);
});

$(cards).slice(49, 54).each(function(index) {
column10.push(this);
});

}

function appendCardsToColumns() {

var columns = [];

columns.push(column1, column2, column3, column4, column5,column6, column7, column8, column9, column10);

$(columns).each(function(index) {

var column = $(".column")[index];

var numberOfCardsInColumn = this.length;

$(this).each(function(index) {

$('<div id="' + this.id + '" class="' + this.class + '" data-value="' + this.value + '" data-suit="' + this.suit + '" data-status="' + this.status + '">' + this.value + " of " + this.suit + '<div/>').appendTo(column);

// Get last card in column
var lastCard = index == numberOfCardsInColumn -1;

// Make last card in column draggable and open after it has been appended
if (lastCard) {
$("#" + this.id).attr("data-status","open");
$("#" + this.id).draggable({ revert: 'invalid' });
}

});

});

initializeDragAndDrop();

function initializeDragAndDrop() {

// Make open cards droppable and only accept a cards with a value one less than itself
$(".card[data-status='open']").droppable({

accept: function(d) {

if ($(d[0]).data("value") == $(this).data("value") -1) {

return true;

}

}

});

$( ".card[data-status='open']" ).draggable({

start: function( event, ui ) {

var allZIindex = [];

$('.card').each(function(){

if ($(this)[0].style.zIndex == null) {
$(this)[0].style.zIndex = 1;
}

allZIindex.push($(this)[0].style.zIndex);

});

var highestZIndex = Math.max.apply(Math, allZIindex);

$(this)[0].style.zIndex = highestZIndex + 1;

var thisAndAllNextCards = $(this).nextAll().addBack();

if (thisAndAllNextCards.length > 1) {
$(thisAndAllNextCards).each(function(){
if ($(this).data("value") == $(this).next('.card').data("value") +1 && $(this).data("suit") == $(this).next('.card').data("suit")) {

$(this).nextAll().addBack().wrapAll( "<div class='cardGroup'/>");

// All the cards in the variable thisAndAllNextCards (i.e. all the cards in div with class 'cardGroup') should be dragged as a group and appended to the droppable when dropped

}
});
}

}

});

}

$( ".card" ).on( "drop", function( event, ui ) {

$(ui.draggable).prev().attr("data-status","open");

$(ui.draggable).prev().draggable({ revert: 'invalid' });

$(ui.draggable).insertAfter('#' + $(this).attr("id"));

$(ui.draggable).css('top', '').css('left', '');

initializeDragAndDrop();

} );

}


});
.some-page-wrapper {
margin: 15px;
}

.row {
display: flex;
flex-direction: row;
flex-wrap: wrap;
width: 100%;
}

.column {
/*border: 1px solid;*/
display: flex;
flex-direction: column;
flex-basis: 100%;
flex: 1;
height: 100vh;
margin-left: 2px;
margin-right: 2px;
}


.card[data-status='hidden'] {
background-color: DarkGray;
color: DarkGray;
}

.card {
background-color: LightGray;
border-style: solid;
border-width: 1px;
border-color: black;
font-size: 1vw;
border-radius: 3px;
height: calc(8vw * 1.4);
width: 8vw;
position: relative;
margin-top: -10vw;
}

.column .card:first-child {
margin-top: 0;
}
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Spindelharpan</title>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/jqueryui/1.11.4/jquery-ui.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script
src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"
integrity="sha256-T0Vest3yCU7pafRw9r+settMBX6JkKN06dqBnpQ8d30="
crossorigin="anonymous"></script>
</head>

<body>

<div class='some-page-wrapper'>
<div class='row'>
<div class='column' id='column1'></div>
<div class='column' id='column2'></div>
<div class='column' id='column3'></div>
<div class='column' id='column4'></div>
<div class='column' id='column5'></div>
<div class='column' id='column6'></div>
<div class='column' id='column7'></div>
<div class='column' id='column8'></div>
<div class='column' id='column9'></div>
<div class='column' id='column10'></div>
</div>
</div>

</body>

</html>

最佳答案

考虑以下几点:

$(function() {

function lastDownClick(c) {
var lastCard = $(".down .card:last", c);
lastCard.click(function() {
makeUpDeck(c);
});
}

function makeUpDeck(c) {
var lastCard = $(".down .card:last", c).detach();
var up = $("<div>", {
class: "up"
})
.draggable({
handle: "div.card:first",
revert: "invalid",
zIndex: 1000
})
.droppable({
accept: function(d) {
var lastCard = $(".card:last", this);
if (d.hasClass("card")) {
if (d.data("value") == (lastCard.data("value") - 1)) {
return true;
}
} else {
if ($(".card:eq(0)", d).data("value") == (lastCard.data("value") - 1)) {
return true;
}
}
return false;
},
drop: function(e, ui) {
var cards;
if (ui.draggable.hasClass("card")) {
cards = ui.draggable.css({
top: "",
left: ""
});
} else {
cards = ui.draggable.children().detach();
}
$(this).append(cards);
if (!ui.draggable.hasClass("card")) {
ui.draggable.remove();
}
if ($(this).children().length >= 2) {
singleDrag($(".card:last", this));
}
}
})
lastCard.attr("data-status", "open").appendTo(up);
up.appendTo(c);
lastDownClick(c);
}

function singleDrag(card) {
card.draggable({
revert: "invalid",
zIndex: 1000
});
}

var column1 = [];
var column2 = [];
var column3 = [];
var column4 = [];
var column5 = [];
var column6 = [];
var column7 = [];
var column8 = [];
var column9 = [];
var column10 = [];

var decksAmount = 2;
var suits = ["spades", "diamonds", "clubs", "hearts"];
var values = ["1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13"];
var unshuffledDeck;
var shuffledDeck;

init();
appendCardsToColumns();

function init() {
unshuffledDeck = getUnshuffledDeck();
shuffledDeck = shuffleDeck(unshuffledDeck);
divideCardsInColumns(shuffledDeck);
}

function getUnshuffledDeck() {
var deck = new Array();
var id = 1;
for (var y = 0; y < decksAmount; y++) {
for (var i = 0; i < suits.length; i++) {
for (var x = 0; x < values.length; x++) {
var card = {
value: values[x],
suit: suits[i],
status: 'hidden',
class: 'card',
id: id,
'status': 'hidden'
};
id++
deck.push(card);
}
}
}

return deck;
}


function shuffleDeck(array) {

for (var i = array.length - 1; i > 0; i--) {
var j = Math.floor(Math.random() * (i + 1));
var temp = array[i];
array[i] = array[j];
array[j] = temp;
}

return array;

}

function divideCardsInColumns(cards) {
$(cards).slice(0, 6).each(function(index) {
column1.push(this);
});
$(cards).slice(6, 12).each(function(index) {
column2.push(this);
});
$(cards).slice(12, 18).each(function(index) {
column3.push(this);
});
$(cards).slice(18, 24).each(function(index) {
column4.push(this);
});
$(cards).slice(24, 29).each(function(index) {
column5.push(this);
});
$(cards).slice(29, 34).each(function(index) {
column6.push(this);
});
$(cards).slice(34, 39).each(function(index) {
column7.push(this);
});
$(cards).slice(39, 44).each(function(index) {
column8.push(this);
});
$(cards).slice(44, 49).each(function(index) {
column9.push(this);
});
$(cards).slice(49, 54).each(function(index) {
column10.push(this);
});
}

function appendCardsToColumns() {
var columns = [];
columns.push(column1, column2, column3, column4, column5, column6, column7, column8, column9, column10);
$(columns).each(function(index) {
var column = $(".column")[index];

var numberOfCardsInColumn = this.length;

$(this).each(function(index) {

$('<div id="' + this.id + '" class="' + this.class + '" data-value="' + this.value + '" data-suit="' + this.suit + '" data-status="' + this.status + '">' + this.value + " of " + this.suit + '<div/>').appendTo($(".down", column)).disableSelection();

// Get last card in column
var lastCard = index == numberOfCardsInColumn - 1;

// Make last card in column draggable and open after it has been appended
if (lastCard) {
makeUpDeck($(column));
}
});
});

initializeDragAndDrop();

function initializeDragAndDrop() {

// Make open cards droppable and only accept a cards with a value one less than itself
var up = $(".card[data-status='open']").closest(".up");

/*
if (up.children().length > 1) {
$(".card[data-status='open']").draggable({
start: function(event, ui) {
var allZIindex = [];
$('.card').each(function() {
if ($(this)[0].style.zIndex == null) {
$(this)[0].style.zIndex = 1;
}
allZIindex.push($(this)[0].style.zIndex);
});
var highestZIndex = Math.max.apply(Math, allZIindex);
$(this)[0].style.zIndex = highestZIndex + 1;
var thisAndAllNextCards = $(this).nextAll().addBack();
if (thisAndAllNextCards.length > 1) {
$(thisAndAllNextCards).each(function() {
if ($(this).data("value") == $(this).next('.card').data("value") + 1 && $(this).data("suit") == $(this).next('.card').data("suit")) {
$(this).nextAll().addBack().wrapAll("<div class='cardGroup'/>");
// All the cards in the variable thisAndAllNextCards (i.e. all the cards in div with class 'cardGroup') should be dragged as a group and appended to the droppable when dropped
}
});
}
}
});
}
*/
}

/*
$(".card").on("drop", function(event, ui) {
$(ui.draggable).prev().attr("data-status", "open");
$(ui.draggable).prev().draggable({
revert: 'invalid'
});
$(ui.draggable).insertAfter('#' + $(this).attr("id"));
$(ui.draggable).css('top', '').css('left', '');
initializeDragAndDrop();
});
*/
}
});
.some-page-wrapper {
margin: 15px;
}

.row {
display: flex;
flex-direction: row;
flex-wrap: wrap;
width: 100%;
}

.column {
/*border: 1px solid;*/
display: flex;
flex-direction: column;
flex-basis: 100%;
flex: 1;
height: 100vh;
margin-left: 2px;
margin-right: 2px;
}

.column .down {}

.column .up {
margin-top: -10vw;
}

.card[data-status='hidden'] {
background-color: DarkGray;
color: DarkGray;
}

.card {
background-color: LightGray;
border-style: solid;
border-width: 1px;
border-color: black;
font-size: 1vw;
border-radius: 3px;
height: calc(8vw * 1.4);
width: 8vw;
position: relative;
margin-top: -10vw;
}

.column .card:first-child {
margin-top: 0;
}
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/jqueryui/1.11.4/jquery-ui.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js" integrity="sha256-T0Vest3yCU7pafRw9r+settMBX6JkKN06dqBnpQ8d30=" crossorigin="anonymous"></script>

<div class='some-page-wrapper'>
<div class='row'>
<div class='column' id='column1'>
<div class="down">
</div>
</div>
<div class='column' id='column2'>
<div class="down">
</div>
</div>
<div class='column' id='column3'>
<div class="down">
</div>
</div>
<div class='column' id='column4'>
<div class="down">
</div>
</div>
<div class='column' id='column5'>
<div class="down">
</div>
</div>
<div class='column' id='column6'>
<div class="down">
</div>
</div>
<div class='column' id='column7'>
<div class="down">
</div>
</div>
<div class='column' id='column8'>
<div class="down">
</div>
</div>
<div class='column' id='column9'>
<div class="down">
</div>
</div>
<div class='column' id='column10'>
<div class="down">
</div>
</div>
</div>
</div>

有了更多的辅助函数,你可以很轻松地做很多事情。我选择了 downup 甲板容器。这个例子没有解决或解决空列的问题,但可以很容易地设置。

所有列都以下层甲板开始,没有上层甲板。在初始化期间,最上面的牌被“翻转”并且可以被拖到其他牌组中。然后附加到上面的甲板上。要移动整副牌,可以拖动最后一张牌作为 handle 。由于您可能还需要设置最上面的卡片进行拖动,因此需要特殊条件。

另请注意,用户可以右键单击并检查卡片。然后他们可以看到数据属性。您可能会考虑不使用 attr(),而是使用 data()

关于jquery - 使用 jQuery UI 对元素进行分组和拖动组,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/59127322/

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