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September 3, 2018 07:26
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Lightbox( 点击查看大图 ) - 简悦插件 → https://github.com/Kenshin/simpread/wiki/插件编写
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| $content.find("img").click( ( event ) => { | |
| if ( $content.find( 'sr-plugin-lightbox-bg' ).length > 0 ) return; | |
| const src = event.target.currentSrc, | |
| width = event.target.naturalWidth, | |
| height = event.target.naturalHeight; | |
| $content.append( `<sr-plugin-lightbox-bg><sr-plugin-lightbox><img src="${src}"></img></sr-plugin-lightbox></sr-plugin-lightbox-bg>` ) | |
| const $target = $( 'sr-plugin-lightbox' ), | |
| $img = $( 'sr-plugin-lightbox' ).find( 'img' ), | |
| offset = 20, | |
| maxWidth = $( 'sr-plugin-lightbox-bg' ).width(), | |
| maxHeight = $( 'sr-plugin-lightbox-bg' ).height(); | |
| $target.width( width ); | |
| $target.height( height ); | |
| if ( width + 20 > maxWidth ) { | |
| $target.width( maxWidth ); | |
| $img.attr( "style", "width:" + maxWidth + "px!important" ); | |
| } | |
| if ( height + 20 > maxHeight ) { | |
| $target.height( maxHeight ); | |
| $img.attr( "style", "height:" + maxHeight + "px!important" ); | |
| } | |
| $( 'sr-plugin-lightbox-bg' ).css( "opacity", 1 ); | |
| $( 'sr-plugin-lightbox-bg' ).on( 'click', event => { | |
| if ( event.target.tagName.toLowerCase() == 'img' ) { | |
| const $a = $( `<a style="display:none" href=${src} target="_blank"></a>` ).appendTo( "body" ); | |
| $a[0].click(); | |
| $a.remove(); | |
| return; | |
| } | |
| if ( event.target.tagName.toLowerCase() == 'sr-plugin-lightbox' ) $( event.target ).parent().remove(); | |
| else $( event.target ).remove(); | |
| }); | |
| }); |
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| sr-plugin-lightbox-bg { | |
| display: flex; | |
| justify-content: center; | |
| align-items: center; | |
| position: fixed; | |
| left: 0; | |
| top: 0; | |
| width: 100%; | |
| height: 100%; | |
| opacity: 0; | |
| transition: all 450ms cubic-bezier(0.23, 1, 0.32, 1) 0ms, opacity 1s cubic-bezier(0.23, 1, 0.32, 1) 0ms; | |
| background-color: rgb(119, 119, 119, 0.7); | |
| z-index: 2147483646; | |
| } | |
| sr-plugin-lightbox { | |
| text-align: center; | |
| } | |
| sr-plugin-lightbox img { | |
| margin: 0; | |
| padding: 0; | |
| border: none; | |
| background: none; | |
| border: 10px solid #fff; | |
| box-shadow: none; | |
| cursor: pointer; | |
| } |
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