Javascript 在div中获取鼠标位置?

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时间:2020-08-24 17:30:59  来源:igfitidea点击:

Get mouse position within div?

javascriptjquerycanvas

提问by maxhud

Possible Duplicate:
Mouse position relative to div
getting mouse position with javascript within canvas

可能的重复:
相对于 div 的
鼠标位置在画布内使用 javascript 获取鼠标位置

How can I get the position of the mouse within a canvas that is a fixed size but has an automatic margin?

如何在固定大小但具有自动边距的画布中获取鼠标的位置?

I can't make its position fixed and can't just use the regular mouse position on the page.

我不能固定它的位置,也不能只使用页面上的常规鼠标位置。

This code works perfectly:

这段代码完美运行:

mouseX = e.pageX - div.offsetLeft;
mouseY = e.pageY - div.offsetTop;

采纳答案by PitaJ

Using jQuery:

使用jQuery:

var divPos = {};
var offset = $("#divid").offset();
$(document).mousemove(function(e){
    divPos = {
        left: e.pageX - offset.left,
        top: e.pageY - offset.top
    };
});

回答by dmk

Use event.layerXand event.layerYto get mouse position relative to the current element:

使用event.layerXevent.layerY获取鼠标相对于当前元素的位置:

$('#canvas').mousemove(function(e){
  var mousePos = {'x': e.layerX, 'y': e.layerY};
});

回答by Ian Ellis

Taken from jQuery site: Jquery Tutorial site

取自 jQuery 站点:Jquery 教程站点

$(document).mousemove(function(e){
      $('#status').html(e.pageX +', '+ e.pageY);
   }); 

NOTE: fixed syntax

注意:固定语法