jq animate volatile value









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I am trying to create an animation for showing div elements with different amount of content in them. The divs start with 0 height and width and the goal is to first expand the width and then calculate the scrollHeight so i can divide it by 2 and split the height animation as follows.



let t = modal.position().top;
let h = 0;
modal.animate(width: '60%', 'fast').queue(function (next)
h = this.scrollHeight / 2; // Calculate at this point!
next();
).animate(height : h , 'fast').animate(height: (h * 2), top: (t-h), 'fast');


This doesn't work the way I expected it. 2nd and 3rd animations consider h to be 0! Any ideas/help would be great.










share|improve this question



























    up vote
    0
    down vote

    favorite












    I am trying to create an animation for showing div elements with different amount of content in them. The divs start with 0 height and width and the goal is to first expand the width and then calculate the scrollHeight so i can divide it by 2 and split the height animation as follows.



    let t = modal.position().top;
    let h = 0;
    modal.animate(width: '60%', 'fast').queue(function (next)
    h = this.scrollHeight / 2; // Calculate at this point!
    next();
    ).animate(height : h , 'fast').animate(height: (h * 2), top: (t-h), 'fast');


    This doesn't work the way I expected it. 2nd and 3rd animations consider h to be 0! Any ideas/help would be great.










    share|improve this question

























      up vote
      0
      down vote

      favorite









      up vote
      0
      down vote

      favorite











      I am trying to create an animation for showing div elements with different amount of content in them. The divs start with 0 height and width and the goal is to first expand the width and then calculate the scrollHeight so i can divide it by 2 and split the height animation as follows.



      let t = modal.position().top;
      let h = 0;
      modal.animate(width: '60%', 'fast').queue(function (next)
      h = this.scrollHeight / 2; // Calculate at this point!
      next();
      ).animate(height : h , 'fast').animate(height: (h * 2), top: (t-h), 'fast');


      This doesn't work the way I expected it. 2nd and 3rd animations consider h to be 0! Any ideas/help would be great.










      share|improve this question















      I am trying to create an animation for showing div elements with different amount of content in them. The divs start with 0 height and width and the goal is to first expand the width and then calculate the scrollHeight so i can divide it by 2 and split the height animation as follows.



      let t = modal.position().top;
      let h = 0;
      modal.animate(width: '60%', 'fast').queue(function (next)
      h = this.scrollHeight / 2; // Calculate at this point!
      next();
      ).animate(height : h , 'fast').animate(height: (h * 2), top: (t-h), 'fast');


      This doesn't work the way I expected it. 2nd and 3rd animations consider h to be 0! Any ideas/help would be great.







      javascript jquery jquery-animate






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      edited Nov 10 at 18:10

























      asked Nov 10 at 17:33









      Psyclops

      376518




      376518






















          1 Answer
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          OK, apparently the way to go is via the callback:



          let t = modal.position().top;
          modal.animate(width: '60%', 'fast', 'linear', function()
          let h = this.scrollHeight / 2;
          $(this).animate(height: h, 'fast')
          .animate(height: (h * 2), top: (t - h), 'fast');
          );





          share|improve this answer




















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            1 Answer
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            active

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            1 Answer
            1






            active

            oldest

            votes









            active

            oldest

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            active

            oldest

            votes








            up vote
            0
            down vote













            OK, apparently the way to go is via the callback:



            let t = modal.position().top;
            modal.animate(width: '60%', 'fast', 'linear', function()
            let h = this.scrollHeight / 2;
            $(this).animate(height: h, 'fast')
            .animate(height: (h * 2), top: (t - h), 'fast');
            );





            share|improve this answer
























              up vote
              0
              down vote













              OK, apparently the way to go is via the callback:



              let t = modal.position().top;
              modal.animate(width: '60%', 'fast', 'linear', function()
              let h = this.scrollHeight / 2;
              $(this).animate(height: h, 'fast')
              .animate(height: (h * 2), top: (t - h), 'fast');
              );





              share|improve this answer






















                up vote
                0
                down vote










                up vote
                0
                down vote









                OK, apparently the way to go is via the callback:



                let t = modal.position().top;
                modal.animate(width: '60%', 'fast', 'linear', function()
                let h = this.scrollHeight / 2;
                $(this).animate(height: h, 'fast')
                .animate(height: (h * 2), top: (t - h), 'fast');
                );





                share|improve this answer












                OK, apparently the way to go is via the callback:



                let t = modal.position().top;
                modal.animate(width: '60%', 'fast', 'linear', function()
                let h = this.scrollHeight / 2;
                $(this).animate(height: h, 'fast')
                .animate(height: (h * 2), top: (t - h), 'fast');
                );






                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 10 at 19:07









                Psyclops

                376518




                376518



























                     

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