Add a parallax image behind a page entry header in Genesis - pure css solution. (You'll need to style your image to be tall enough to match the webpage header, so it is behind the main page header on scroll)
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| <?php | |
| /** | |
| * Add a parallax image behind a page entry header in genesis. | |
| * | |
| * @author Joshua David Nelson, [email protected] | |
| */ | |
| // Parallax Image | |
| add_action( 'genesis_header', 'parallax_image', 15 ); | |
| /** | |
| * Parallax Image | |
| * | |
| * @since 1.0.0 | |
| */ | |
| function parallax_image() { | |
| global $post; | |
| if( isset( $post->ID ) && is_page() ) { | |
| $thumb = has_post_thumbnail( $post->ID ); | |
| if( $thumb ) { | |
| $thumbnail_src = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), array( 1500, 300 ) ); | |
| if( $thumbnail_src ) | |
| echo '<div class="parallax_image" style="background-image: url(' . $thumbnail_src . ');"></div>'; | |
| } | |
| } | |
| } | |
| // Featured image behind header | |
| add_action( 'genesis_meta', 'jdn_featured_image_header' ); | |
| /** | |
| * Display the featured image behind the header. | |
| * | |
| * @since 1.0.0 | |
| */ | |
| function jdn_featured_image_header() { | |
| if( is_page() ) { | |
| $thumb = has_post_thumbnail( get_the_ID() ); | |
| if( $thumb ) { | |
| remove_action( 'genesis_entry_header', 'genesis_entry_header_markup_open', 5 ); | |
| remove_action( 'genesis_entry_header', 'genesis_do_post_title' ); | |
| remove_action( 'genesis_entry_header', 'genesis_entry_header_markup_close', 15 ); | |
| add_action( 'genesis_after_header', 'genesis_entry_header_markup_open', 15 ); | |
| add_action( 'genesis_after_header', 'genesis_do_post_title', 20 ); | |
| add_action( 'genesis_after_header', 'genesis_entry_header_markup_close', 25 ); | |
| } | |
| } | |
| } |
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| /* Styles needed for parallax effect */ | |
| .site-header { | |
| .wrap { | |
| position: relative; | |
| } | |
| } | |
| .parallax_image { | |
| position: fixed; | |
| top: 0; | |
| left: 0; | |
| background-repeat: no-repeat; | |
| min-width: 100%; | |
| width: 100%; | |
| @include background-size( cover ); | |
| background-position: center top; | |
| height: 500px; | |
| z-index: -1; | |
| } |
Source: https://gist.github.com/joshuadavidnelson/7c031ad6247f60974db7
Tags: css, Genesis, Page Template
