Is there a way to make jQuery insert a placeholder before the image fades in?

I've implemented a fading effect on elements in my page using the following script:

 $(document).ready(function() {
         $('#holder').delay(650).fadeIn(1000);
         $('#sidepanelHolder').delay(650).fadeIn(1000);
         $('#bottomHolder').delay(1200).fadeIn(1000);
});

To prevent the area from being invisible and then visible, causing content to move around, I'm using this CSS code for creating a placeholder:

.nope {
    display: none;  
    width: auto;
    height: auto;
}

Here's the HTML structure of the element:

<article class="featureBottom">
     <div id="bottomHolder" class="nope">
       <img src="/images/features/one.jpg" width="100%" alt="" />
      </div>
</article>

For jQuery purposes, I have kept the id undefined. The fade animations work well for #holder and #sidePanelHolder, but not for #bottomHolder.

.featureBottom {
    max-width: 1400px;
    margin: 20px auto 20px auto;
    padding: 0;
    display: block; 
}

Is there a simpler way to create placeholders that match the dimensions of the fading elements, ensuring a smooth transition without affecting other content layout?

Hopefully that explanation is clear :-)

Thank you!

EDIT:

This is how the page looks before the image fades in:

https://i.sstatic.net/850eS.png

The placeholder doesn't appear here. The alignment of the S's and footer (change in background texture) is close together.

Once the image loads:

https://i.sstatic.net/r35VT.png

The footer gets pushed down, indicating that the auto height & width properties of .nope are not applied as intended, unlike with the other two faders (holder and sidepanelHolder) on the same page.

Answer №1

To ensure smooth fadeIn transitions without overlap, consider using callback functions in jQuery. By incorporating callbacks, you can dictate when each element should start fading in after the previous one has finished. For a detailed explanation, refer to this insightful discussion.

Implementing a callback in your code will look something like this:

 $(document).ready(function() {
         $('#holder').delay(650).fadeIn(1000,function(){
             $('#sidepanelHolder').delay(650).fadeIn(1000);
             $('#bottomHolder').delay(1200).fadeIn(1000);
         });         
});

For keeping your footer consistently at the bottom of the page, explore the useful technique shared on CSS-Tricks: https://css-tricks.com/snippets/css/sticky-footer/

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