2013-04-26 05:30:56 +04:00
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<html>
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<head>
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<title>ImageGrid.Viewer</title>
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<style>
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.viewer {
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position: relative;
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width: 800px;
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height: 600px;
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2013-04-29 01:59:59 +04:00
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overflow: hidden;
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2013-04-26 05:30:56 +04:00
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border: solid blue 1px;
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}
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.ribbon-set {
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2013-04-29 01:59:59 +04:00
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position: absolute;
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2013-04-26 05:30:56 +04:00
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}
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.ribbon-set:empty:after {
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display: block;
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top: 0px;
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left: 0px;
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width: 100%;
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height: 100%;
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content: "Empty";
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text-align: center;
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}
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.ribbon {
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position: relative;
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display: block;
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height: auto;
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min-width: 0px;
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overflow: visible;
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white-space: nowrap;
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font-size: 0;
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margin-top: 20px;
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margin-bottom: 20px;
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}
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2013-04-30 00:28:47 +04:00
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.ribbon:empty {
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display: none;
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}
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2013-04-26 05:30:56 +04:00
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.ribbon:first-child {
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margin-top: 0px;
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}
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.ribbon:last-child {
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margin-bottom: 0px;
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}
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.image {
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position: relative;
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display: inline-block;
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vertical-align: middle;
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text-align;left;
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2013-04-29 19:12:19 +04:00
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width: 300px;
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height: 300px;
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2013-04-26 05:30:56 +04:00
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font-size: 12pt;
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2013-04-29 23:07:47 +04:00
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overflow: hidden;
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2013-04-26 05:30:56 +04:00
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background: black;
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2013-04-29 19:12:19 +04:00
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box-sizing: border-box;
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2013-04-26 05:30:56 +04:00
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border: solid gray 1px;
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color: white;
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}
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.current.image {
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background: red;
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}
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2013-04-29 23:07:47 +04:00
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/* dot mark... */
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2013-04-29 19:12:19 +04:00
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.marked.image:after {
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display: block;
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position: absolute;
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content: "";
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font-size: 0pt;
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border: none;
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2013-04-29 23:07:47 +04:00
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width: 15px;
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height: 15px;
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2013-04-29 19:12:19 +04:00
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bottom: 5px;
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right: 5px;
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border-radius: 50%;
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background: blue;
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}
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2013-04-29 23:07:47 +04:00
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/* corner mark... (a-la bookmarks in PortableMag) */
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/*
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.marked.image:after {
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display: block;
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position: absolute;
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content: "";
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font-size: 0pt;
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border: none;
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width: 30px;
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height: 30px;
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top: -15px;
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right: -15px;
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background: blue;
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-webkit-transform: rotate(45deg);
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-moz-transform: rotate(45deg);
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-o-transform: rotate(45deg);
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-ms-transform: rotate(45deg);
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transform: rotate(45deg);
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}
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*/
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2013-04-26 05:30:56 +04:00
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2013-04-30 00:28:47 +04:00
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.marked-only.viewer:after {
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display: block;
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position: absolute;
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content: "Showing marked images only";
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font-size: 14pt;
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border: none;
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color: blue;
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width: auto;
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height: auto;
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top: 10px;
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right: 10px;
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}
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.marked-only .image:not(.marked) {
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display: none;
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}
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.marked-only .marked.image:after {
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display: none;
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}
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2013-04-26 05:30:56 +04:00
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</style>
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<script src="jquery.js"></script>
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2013-04-26 23:07:07 +04:00
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<script src="lib/jli.js"></script>
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<script src="lib/keyboard.js"></script>
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2013-04-26 05:30:56 +04:00
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<script>
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/*
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Viewer Generation III
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Split the API into the following sections:
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- main control actions
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do main domain tasks like image and ribbon manipulation.
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- serialization and deserialization
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load and save data
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- UI
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basic align, animation and modes
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*/
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2013-04-29 19:12:19 +04:00
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2013-04-30 00:28:47 +04:00
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var toggleMarkedOnlyView = createCSSClassToggler('.viewer', 'marked-only',
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function(){
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var cur = $('.current.image')
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// current is marked...
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if(cur.hasClass('marked')){
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centerImage(null, 'css')
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return
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}
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// there is a marked image in this ribbon...
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var target = getImageBefore(cur, null, true)
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if(target.length > 0){
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centerImage(focusImage(target), 'css')
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return
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}
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// get marked image from other ribbons...
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prevRibbon()
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if($('.current.image').hasClass('marked')){
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return
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}
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nextRibbon()
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})
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// XXX add ability to take all marked images and open them in a separate view...
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2013-04-29 19:12:19 +04:00
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var toggleImageMark = createCSSClassToggler('.current.image', 'marked')
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2013-04-30 00:28:47 +04:00
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// mode can be:
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// - 'ribbon'
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// - 'all'
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function removeImageMarks(mode){
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// remove marks from current ribbon (default)...
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if(mode == 'ribbon' || mode == null){
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return $('.current.image')
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.closest('.ribbon')
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.find('.marked')
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.removeClass('marked')
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// remove all marks...
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} else if(mode == 'all'){
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return $('.marked')
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.removeClass('marked')
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}
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}
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function markAll(mode){
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// remove marks from current ribbon (default)...
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if(mode == 'ribbon' || mode == null){
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return $('.current.image')
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.closest('.ribbon')
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.find('.image:not(.marked)')
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.addClass('marked')
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// remove all marks...
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} else if(mode == 'all'){
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return $('.image:not(.marked)').addClass('marked')
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}
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}
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2013-04-29 23:38:16 +04:00
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function invertImageMarks(){
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return $('.current.image')
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.closest('.ribbon')
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.find('.image')
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.toggleClass('marked')
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}
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// this will toggle marks in the current continuous section of marked
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// or unmarked images...
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function toggleImageMarkBlock(image){
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if(image == null){
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image = $('.current.image')
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}
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// we need to invert this...
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var state = toggleImageMark()
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var _convert = function(){
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if(toggleImageMark(this, '?') == state){
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return false
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}
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toggleImageMark(this, state)
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}
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image.nextAll('.image').each(_convert)
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image.prevAll('.image').each(_convert)
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return state
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}
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2013-04-30 00:28:47 +04:00
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function nextMarkedImage(){
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// XXX
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}
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function prevMarkedImage(){
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// XXX
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}
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2013-04-29 23:38:16 +04:00
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2013-04-29 19:12:19 +04:00
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2013-04-29 23:38:16 +04:00
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// XXX should we use the createCSSClassToggler for this?
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2013-04-29 22:54:04 +04:00
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// XXX revise: does extra stuff...
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function toggleImageProportions(mode){
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var image = $('.image')
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var h = image.outerHeight(true)
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var w = image.outerWidth(true)
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if(mode == '?'){
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return h != w ? 'viewer' : 'square'
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2013-04-29 19:12:19 +04:00
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2013-04-29 22:54:04 +04:00
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// square...
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} else if(h != w || mode == 'square'){
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var size = Math.min(w, h)
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image.css({
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width: size,
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height: size
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})
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centerImage(null, 'css')
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return 'square'
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// viewer size...
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} else {
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var viewer = $('.viewer')
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var W = viewer.innerWidth()
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var H = viewer.innerHeight()
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if(W > H){
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image.css('width', W * h/H)
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} else {
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image.css('height', H * w/W)
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}
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centerImage(null, 'css')
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return 'viewer'
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}
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}
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// NOTE: to avoid state sync problems this should clone an image if
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// one is available...
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2013-04-26 05:30:56 +04:00
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function createImage(n){
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if(n == null){
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if(window._n == null){
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window._n = 0
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}
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n = _n
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_n += 1
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}
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2013-04-29 22:54:04 +04:00
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var img = $('.image')
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if(img.length > 0){
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return img.first().clone()
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.attr({
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'order': n,
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// need to strip extra classes...
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'class': 'image'
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})
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} else {
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return $('<div order="'+n+'" class="image"/>')
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}
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2013-04-26 05:30:56 +04:00
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}
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function createRibbon(){
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return $('<div class="ribbon"/>')
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}
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// NOTE: if this returns null, it means that the element is smallest in
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// target ribbon -- first position.
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2013-04-30 00:28:47 +04:00
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function getImageBefore(image, ribbon, visible_only){
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2013-04-26 05:30:56 +04:00
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image = $(image)
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2013-04-30 00:28:47 +04:00
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if(ribbon == null){
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ribbon = image.closest('.ribbon')
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}
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// pre marked-only mode...
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//var images = $(ribbon).find('.image')
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if(visible_only){
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2013-04-30 00:33:49 +04:00
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var images = $(ribbon).find('.image').filter(':visible')
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2013-04-30 00:28:47 +04:00
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} else {
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var images = $(ribbon).find('.image')
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}
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2013-04-26 05:30:56 +04:00
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var order = image.attr('order')
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var prev = null
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images.each(function(){
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if(order < $(this).attr('order')){
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return false
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}
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prev = this
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})
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2013-04-29 22:54:04 +04:00
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return $(prev)
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}
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// basic navigation actions...
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function nextImage(){
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return centerImage(
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|
|
|
|
focusImage(
|
2013-04-30 00:33:49 +04:00
|
|
|
// pre marked-only mode...
|
2013-04-30 00:28:47 +04:00
|
|
|
//$('.current.image').next('.image')))
|
|
|
|
|
$('.current.image').next('.image:visible')))
|
2013-04-29 22:54:04 +04:00
|
|
|
}
|
|
|
|
|
function prevImage(){
|
|
|
|
|
return centerImage(
|
|
|
|
|
focusImage(
|
2013-04-30 00:33:49 +04:00
|
|
|
// pre marked-only mode...
|
2013-04-30 00:28:47 +04:00
|
|
|
//$('.current.image').prev('.image')))
|
|
|
|
|
$('.current.image').prev('.image:visible')))
|
2013-04-29 22:54:04 +04:00
|
|
|
}
|
|
|
|
|
function firstImage(){
|
|
|
|
|
return centerImage(
|
|
|
|
|
focusImage(
|
2013-04-30 00:33:49 +04:00
|
|
|
// pre marked-only mode...
|
2013-04-30 00:28:47 +04:00
|
|
|
//$('.current.image').closest('.ribbon').find('.image').first()))
|
2013-04-30 00:33:49 +04:00
|
|
|
$('.current.image').closest('.ribbon').find('.image').filter(':visible').first()))
|
2013-04-29 22:54:04 +04:00
|
|
|
}
|
|
|
|
|
function lastImage(){
|
|
|
|
|
return centerImage(
|
|
|
|
|
focusImage(
|
2013-04-30 00:33:49 +04:00
|
|
|
// pre marked-only mode...
|
2013-04-30 00:28:47 +04:00
|
|
|
//$('.current.image').closest('.ribbon').find('.image').last()))
|
2013-04-30 00:33:49 +04:00
|
|
|
$('.current.image').closest('.ribbon').find('.image').filter(':visible').last()))
|
2013-04-29 22:54:04 +04:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// NOTE: if moving is 'next' these will chose the image after the current's order.
|
|
|
|
|
// NOTE: if an image with the same order is found, moving argument has no effect.
|
|
|
|
|
function prevRibbon(moving){
|
|
|
|
|
var cur = $('.current.image')
|
2013-04-30 00:28:47 +04:00
|
|
|
// pre marked-only mode...
|
|
|
|
|
//var target = getImageBefore(cur, cur.closest('.ribbon').prev('.ribbon'))
|
|
|
|
|
var target = getImageBefore(cur, cur.closest('.ribbon').prev('.ribbon:visible'), true)
|
2013-04-29 22:54:04 +04:00
|
|
|
if(moving == 'next' && cur.attr('order') != target.attr('order')){
|
|
|
|
|
var next = target.next('.image')
|
|
|
|
|
target = next.length > 0 ? next : target
|
|
|
|
|
}
|
|
|
|
|
return centerImage(focusImage(target))
|
|
|
|
|
}
|
|
|
|
|
function nextRibbon(moving){
|
|
|
|
|
var cur = $('.current.image')
|
2013-04-30 00:28:47 +04:00
|
|
|
// pre marked-only mode...
|
|
|
|
|
//var target = getImageBefore(cur, cur.closest('.ribbon').next('.ribbon'))
|
|
|
|
|
var target = getImageBefore(cur, cur.closest('.ribbon').next('.ribbon:visible'), true)
|
2013-04-29 22:54:04 +04:00
|
|
|
if(moving == 'next' && cur.attr('order') != target.attr('order')){
|
|
|
|
|
var next = target.next('.image')
|
|
|
|
|
target = next.length > 0 ? next : target
|
|
|
|
|
}
|
|
|
|
|
return centerImage(focusImage(target))
|
2013-04-26 05:30:56 +04:00
|
|
|
}
|
|
|
|
|
|
2013-04-29 22:54:04 +04:00
|
|
|
|
|
|
|
|
|
2013-04-26 05:30:56 +04:00
|
|
|
function shiftTo(image, ribbon){
|
|
|
|
|
var target = getImageBefore(image, ribbon)
|
|
|
|
|
var cur_ribbon = image.closest('.ribbon')
|
|
|
|
|
|
|
|
|
|
// insert before the first image if nothing is before the target...
|
|
|
|
|
if(target == null){
|
|
|
|
|
image.insertBefore($(ribbon).find('.image').first())
|
|
|
|
|
|
|
|
|
|
} else {
|
|
|
|
|
image.insertAfter(target)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// if removing last image out of a ribbon, remove the ribbon....
|
|
|
|
|
if(cur_ribbon.find('.image').length == 0){
|
|
|
|
|
cur_ribbon.remove()
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return image
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function shiftImage(direction, image, force_create_ribbon){
|
|
|
|
|
if(image == null){
|
|
|
|
|
// XXX need to make this context specific...
|
|
|
|
|
image = $('.current.image')
|
|
|
|
|
} else {
|
|
|
|
|
image = $(image)
|
|
|
|
|
}
|
|
|
|
|
var ribbon = image.closest('.ribbon')[direction]('.ribbon')
|
|
|
|
|
|
|
|
|
|
// need to create a new ribbon...
|
|
|
|
|
if(ribbon.length == 0 || force_create_ribbon == true){
|
|
|
|
|
ribbon = createRibbon()['insert' + (direction == 'prev'
|
|
|
|
|
? 'Before'
|
|
|
|
|
: 'After')](image.closest('.ribbon'))
|
|
|
|
|
ribbon.append(image)
|
|
|
|
|
} else {
|
|
|
|
|
shiftTo(image, ribbon)
|
|
|
|
|
}
|
|
|
|
|
return image
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// short-hand methods...
|
|
|
|
|
function shiftImageUp(image){
|
|
|
|
|
return shiftImage('prev', image)
|
|
|
|
|
}
|
|
|
|
|
function shiftImageDown(image){
|
|
|
|
|
return shiftImage('next', image)
|
|
|
|
|
}
|
|
|
|
|
function shiftImageUpNewRibbon(image){
|
|
|
|
|
return shiftImage('prev', image, true)
|
|
|
|
|
}
|
|
|
|
|
function shiftImageDownNewRibbon(image){
|
|
|
|
|
return shiftImage('next', image, true)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// TODO manual image ordering (shiftLeft/shiftRight functions)
|
|
|
|
|
// XXX
|
|
|
|
|
|
|
|
|
|
|
2013-04-26 05:33:38 +04:00
|
|
|
function focusImage(image){
|
|
|
|
|
image.closest('.viewer').find('.current.image').removeClass('current')
|
|
|
|
|
return image.addClass('current')
|
|
|
|
|
}
|
2013-04-26 05:30:56 +04:00
|
|
|
|
|
|
|
|
|
2013-04-26 23:07:07 +04:00
|
|
|
// Alignment API...
|
2013-04-29 01:59:59 +04:00
|
|
|
// ...tried to make this as brain-dead-stupidly-simple as possible...
|
|
|
|
|
function relativeVisualPosition(outer, inner){
|
|
|
|
|
outer = $(outer).offset()
|
|
|
|
|
inner = $(inner).offset()
|
|
|
|
|
return {
|
|
|
|
|
top: inner.top - outer.top,
|
|
|
|
|
left: inner.left - outer.left
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// This appears to work well with scaling...
|
2013-04-29 02:31:01 +04:00
|
|
|
// XXX make this more configurable...
|
2013-04-29 02:57:11 +04:00
|
|
|
// XXX this only works for square images...
|
2013-04-29 01:59:59 +04:00
|
|
|
function centerImage(image, mode){
|
|
|
|
|
if(mode == null){
|
|
|
|
|
//mode = 'css'
|
|
|
|
|
mode = 'animate'
|
|
|
|
|
}
|
2013-04-29 22:54:04 +04:00
|
|
|
if(image == null || image.length == 0){
|
2013-04-29 01:59:59 +04:00
|
|
|
image = $('.current.image')
|
|
|
|
|
}
|
|
|
|
|
var viewer = $('.viewer')
|
2013-04-29 02:31:01 +04:00
|
|
|
// XXX should these be "inner"???
|
2013-04-29 01:59:59 +04:00
|
|
|
var W = viewer.innerWidth()
|
|
|
|
|
var H = viewer.innerHeight()
|
|
|
|
|
|
|
|
|
|
var ribbons = $('.ribbon-set')
|
|
|
|
|
var scale = getElementScale(ribbons)
|
2013-04-29 02:57:11 +04:00
|
|
|
// NOTE: these are scalable, this needs to get normalized...
|
2013-04-29 02:31:01 +04:00
|
|
|
var w = image.outerWidth()*scale
|
|
|
|
|
var h = image.outerHeight()*scale
|
2013-04-29 01:59:59 +04:00
|
|
|
|
|
|
|
|
var pos = relativeVisualPosition(viewer, image)
|
|
|
|
|
|
|
|
|
|
// zero out top/left if set to anything other than a specific number...
|
|
|
|
|
var t = parseFloat(ribbons.css('top'))
|
|
|
|
|
t = t ? t : 0
|
|
|
|
|
var l = parseFloat(ribbons.css('left'))
|
|
|
|
|
l = l ? l : 0
|
|
|
|
|
|
|
|
|
|
// do the actual work...
|
|
|
|
|
return ribbons[mode]({
|
|
|
|
|
'top': t - pos.top + (H - h)/2,
|
2013-04-29 02:57:11 +04:00
|
|
|
'left': l - pos.left + (W - w)/2
|
2013-04-29 01:59:59 +04:00
|
|
|
})
|
2013-04-26 23:07:07 +04:00
|
|
|
}
|
|
|
|
|
|
2013-04-29 02:31:01 +04:00
|
|
|
function fitNImages(n){
|
|
|
|
|
var image = $('.current.image')
|
|
|
|
|
var size = image.outerHeight(true)
|
|
|
|
|
|
|
|
|
|
var viewer = $('.viewer')
|
|
|
|
|
var W = viewer.innerWidth()
|
|
|
|
|
var H = viewer.innerHeight()
|
|
|
|
|
|
|
|
|
|
var scale = Math.min(W / (size * n), H / size)
|
|
|
|
|
|
2013-04-29 02:57:11 +04:00
|
|
|
// XXX if animating, the next two likes must be animated together...
|
2013-04-29 02:31:01 +04:00
|
|
|
setElementScale($('.ribbon-set'), scale)
|
|
|
|
|
centerImage(image, 'css')
|
|
|
|
|
}
|
|
|
|
|
|
2013-04-26 05:30:56 +04:00
|
|
|
|
2013-04-29 01:59:59 +04:00
|
|
|
|
2013-04-26 05:30:56 +04:00
|
|
|
// NOTE: this is on purpose done relative...
|
|
|
|
|
function clickHandler(evt){
|
|
|
|
|
var img = $(evt.target).closest('.image')
|
2013-04-29 01:59:59 +04:00
|
|
|
|
|
|
|
|
centerImage(
|
|
|
|
|
focusImage(img))
|
2013-04-26 05:30:56 +04:00
|
|
|
}
|
|
|
|
|
|
2013-04-29 02:31:01 +04:00
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2013-04-26 05:30:56 +04:00
|
|
|
// setup...
|
|
|
|
|
$(function(){
|
|
|
|
|
|
|
|
|
|
// populate the viewer...
|
|
|
|
|
var r = createRibbon()
|
|
|
|
|
var images = []
|
|
|
|
|
for(var i=0; i < 40; i++){
|
|
|
|
|
images.push(createImage().text(i)[0])
|
|
|
|
|
}
|
|
|
|
|
r.append($(images))
|
|
|
|
|
var rr = r.clone()
|
|
|
|
|
var rrr = r.clone()
|
|
|
|
|
|
|
|
|
|
$('.ribbon-set')
|
|
|
|
|
.append(r)
|
|
|
|
|
.append(rr)
|
|
|
|
|
.append(rrr)
|
|
|
|
|
|
|
|
|
|
// NOTE: this is global so as to not to add any extra complexity to
|
|
|
|
|
// the internal workings...
|
|
|
|
|
$('.viewer').click(clickHandler)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
})
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
</script>
|
|
|
|
|
|
|
|
|
|
</head>
|
|
|
|
|
<body>
|
|
|
|
|
|
|
|
|
|
<!-- This is the basic viewer structure...
|
|
|
|
|
|
|
|
|
|
Unpopulated
|
|
|
|
|
NOTE: there can be only .ribbon-set element.
|
|
|
|
|
|
|
|
|
|
<div class="viewer">
|
|
|
|
|
<div class="ribbon-set"></div>
|
|
|
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Populated
|
|
|
|
|
|
|
|
|
|
<div class="viewer">
|
|
|
|
|
<div class="ribbon-set">
|
|
|
|
|
<div class="ribbon">
|
|
|
|
|
<div class="image"></div>
|
|
|
|
|
<div class="image"></div>
|
|
|
|
|
</div>
|
|
|
|
|
<div class="ribbon">
|
|
|
|
|
<div class="image"></div>
|
|
|
|
|
<div class="current image"></div>
|
|
|
|
|
<div class="image"></div>
|
|
|
|
|
<div class="image"></div>
|
|
|
|
|
</div>
|
|
|
|
|
</div>
|
|
|
|
|
</div>
|
|
|
|
|
-->
|
|
|
|
|
|
|
|
|
|
<div class="viewer">
|
|
|
|
|
<div class="ribbon-set"></div>
|
|
|
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<!-- vim:set ts=4 sw=4 spell : -->
|
|
|
|
|
</body>
|
|
|
|
|
</html>
|
