如何使用Google Maps API禁用鼠标滚轮缩放

572

我正在使用Google Maps API(v3)在页面上绘制几张地图。我想做的一件事是当你滚动鼠标滚轮时禁用缩放,但我不确定如何实现。

我已经禁用了scaleControl(即删除了比例尺UI元素),但这并不能阻止滚轮缩放。

这是我的函数的一部分(一个简单的jQuery插件):

$.fn.showMap = function(options, addr){
  options = $.extend({
    navigationControl: false,
    mapTypeControl: false,
    scaleControl: false,
    draggable: false,
    mapTypeId: google.maps.MapTypeId.ROADMAP
  }, options);
  var map = new google.maps.Map(document.getElementById($(this).attr('id')), options);

  // Code cut from this example as not relevant
};

1
嗨,我创建了一个更完善的插件,可以通过一个漂亮的按钮来锁定或解锁地图。它也是jQuery插件。你可以在https://github.com/diazemiliano/googlemaps-scrollprevent上查看它。希望你会喜欢。 - Emiliano Díaz
在2016年12月7日的视频《开发者书写未来》中,由Stack Overflow的CEO兼联合创始人Joel Spolsky介绍,从17分09秒到18分25秒的内容。 - Peter Mortensen
14个回答

3

一种简单的解决方案:

// DISABLE MOUSE SCROLL IN MAPS
// enable the pointer events only on click;
$('.gmap-wrapper').on('click', function () {
  $('.gmap-wrapper iframe').removeClass('scrolloff'); // set the pointer events true on click
});
// you want to disable pointer events when the mouse leave the canvas area;
$(".gmap-wrapper").mouseleave(function () {
  $('.gmap-wrapper iframe').addClass('scrolloff'); // set the pointer events to none when mouse leaves the map area
});
.scrolloff{ pointer-events: none; }
<html>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<div class="gmap-wrapper">
<iframe class="scrolloff" src="https://www.google.com/maps/embed?pb=!1m18!1m12!1m3!1d44754.55736493158!2d9.151166379101554!3d45.486726!2m3!1f0!2f0!3f0!3m2!1i1024!2i768!4f13.1!3m3!1m2!1s0x4786bfca7e8fb1cb%3A0xee8d99c9d153be98!2sCorsidia!5e0!3m2!1sit!2sit!4v1496947992608" width="600" height="450" frameborder="0" style="border:0" allowfullscreen></iframe>
</div>
</html>

Source: https://github.com/Corsidia/scrolloff


2

如果有人对这方面纯CSS解决方案感兴趣,以下代码可以将透明的div覆盖在地图上,并在单击时将透明的div移到地图后面。一旦点击了覆盖层,就无法缩放,在地图后面,可以进行缩放。

请查看我的博客文章“使用CSS切换Google地图缩放”以了解其工作原理,以及代码演示codepen.io/daveybrown/pen/yVryMr

免责声明:这主要是为了学习,可能不是生产网站的最佳解决方案。

HTML:

<div class="map-wrap small-11 medium-8 small-centered columns">
    <input id="map-input" type="checkbox" />
    <label class="map-overlay" for="map-input" class="label" onclick=""></label>
    <iframe src="https://www.google.com/maps/embed?pb=!1m14!1m12!1m3!1d19867.208601651986!2d-0.17101002911118332!3d51.50585742500925!2m3!1f0!2f0!3f0!3m2!1i1024!2i768!4f13.1!5e0!3m2!1sen!2suk!4v1482355389969"></iframe>
</div>

CSS:

.map-wrap {
    position: relative;
    overflow: hidden;
    height: 180px;
    margin-bottom: 10px;
}

#map-input {
    opacity: 0;
}

.map-overlay {
    display: block;
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100% !important;
    height: 100% !important;
    overflow: hidden;
    z-index: 2;    
}

#map-input[type=checkbox]:checked ~ iframe {
    z-index: 3;
}

#map-input[type=checkbox]:checked ~ .map-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100% !important;
    height: 100% !important;
}


iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100% !important;
    height: 100% !important;
    z-index: 1;
    border: none;
}

0

我用这个简单的例子来实现

jQuery

$('.map').click(function(){
    $(this).find('iframe').addClass('clicked')
    }).mouseleave(function(){
    $(this).find('iframe').removeClass('clicked')
});

CSS

.map {
    width: 100%; 
}
.map iframe {
    width: 100%;
    display: block;
    pointer-events: none;
    position: relative; /* IE needs a position other than static */
}
.map iframe.clicked {
    pointer-events: auto;
}

或使用gmap选项

function init() { 
    var mapOptions = {  
        scrollwheel: false, 

0
使用这段代码,它将为您提供Google地图的所有颜色和缩放控制。(scaleControl: falsescrollwheel: false 将防止鼠标滚轮向上或向下缩放)

function initMap() {
            // Styles a map in night mode.
            var map = new google.maps.Map(document.getElementById('map'), {
                center: {lat: 23.684994, lng: 90.356331},
                zoom: 8,
                scaleControl: false,
                scrollwheel: false,
              styles: [
                {elementType: 'geometry', stylers: [{color: 'F1F2EC'}]},
                {elementType: 'labels.text.stroke', stylers: [{color: '877F74'}]},
                {elementType: 'labels.text.fill', stylers: [{color: '877F74'}]},
                {
                  featureType: 'administrative.locality',
                  elementType: 'labels.text.fill',
                  stylers: [{color: '#d59563'}]
                },
                {
                  featureType: 'poi',
                  elementType: 'labels.text.fill',
                  stylers: [{color: '#d59563'}]
                },
                {
                  featureType: 'poi.park',
                  elementType: 'geometry',
                  stylers: [{color: '#263c3f'}]
                },
                {
                  featureType: 'poi.park',
                  elementType: 'labels.text.fill',
                  stylers: [{color: '#f77c2b'}]
                },
                {
                  featureType: 'road',
                  elementType: 'geometry',
                  stylers: [{color: 'F5DAA6'}]
                },
                {
                  featureType: 'road',
                  elementType: 'geometry.stroke',
                  stylers: [{color: '#212a37'}]
                },
                {
                  featureType: 'road',
                  elementType: 'labels.text.fill',
                  stylers: [{color: '#f77c2b'}]
                },
                {
                  featureType: 'road.highway',
                  elementType: 'geometry',
                  stylers: [{color: '#746855'}]
                },
                {
                  featureType: 'road.highway',
                  elementType: 'geometry.stroke',
                  stylers: [{color: 'F5DAA6'}]
                },
                {
                  featureType: 'road.highway',
                  elementType: 'labels.text.fill',
                  stylers: [{color: 'F5DAA6'}]
                },
                {
                  featureType: 'transit',
                  elementType: 'geometry',
                  stylers: [{color: '#2f3948'}]
                },
                {
                  featureType: 'transit.station',
                  elementType: 'labels.text.fill',
                  stylers: [{color: '#f77c2b3'}]
                },
                {
                  featureType: 'water',
                  elementType: 'geometry',
                  stylers: [{color: '#0676b6'}]
                },
                {
                  featureType: 'water',
                  elementType: 'labels.text.fill',
                  stylers: [{color: '#515c6d'}]
                },
                {
                  featureType: 'water',
                  elementType: 'labels.text.stroke',
                  stylers: [{color: '#17263c'}]
                }
              ]
            });
    
             var marker = new google.maps.Marker({
              position: {lat: 23.684994, lng: 90.356331},
              map: map,
              title: 'BANGLADESH'
            });
          }


虽然这段代码可能回答了问题,但提供有关它如何以及/或为什么解决问题的附加上下文将改善答案的长期价值。请阅读此如何回答以提供高质量的答案。 - thewaywewere

网页内容由stack overflow 提供, 点击上面的
可以查看英文原文,
原文链接