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javascript - Raphael.js, how to select an element? - Stack Overflow

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In Raphael,js, how can I select an element? For example, If I have an rectangular, how to select it? In Raphael, is there any way to select element like the selection of DOM element using jQuery?

In Raphael,js, how can I select an element? For example, If I have an rectangular, how to select it? In Raphael, is there any way to select element like the selection of DOM element using jQuery?

Share Improve this question edited Sep 11, 2020 at 10:19 Brian Tompsett - 汤莱恩 5,89372 gold badges61 silver badges133 bronze badges asked May 10, 2011 at 8:53 LeemLeem 18.3k39 gold badges112 silver badges164 bronze badges
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To select an svg DOM element, supposing a node of the raphael element has an ID, you can do it in the 'jQuery' mode by $('#ID') or in the 'native' way document.getElementById('ID').

Moreover, using raphael handling events is very simple, for example when you click on a rectangle you can 'select' it, in this way (demo here => http://jsfiddle/steweb/zMYU8/):

markup:

<div id="canvas"></div>

js:

var selected = null; //var to store selected element

//initialize the raphael canvas and store it in a var
var canvas = Raphael(document.getElementById("canvas"), 320, 200);

//first rectangle
var r = canvas.rect(10, 10, 50, 50).attr("fill", "#FFFF22");

//second rectangle
var r1 = canvas.rect(70, 70, 50, 50).attr("fill", "#FFFF22");

//first rectangle click
r.click(function(){
  //change attributes
  r1.attr("stroke","black");  
  r.attr("stroke","green");
  selected = r; //update selected var
});

//second rectangle click
r1.click(function(){
  //change attributes
  r.attr("stroke","black");  
  r1.attr("stroke","green");
  selected = r1; //update selected var
});
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