2016-11-22 03:03:40 +03:00
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<!DOCTYPE html>
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<html>
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<style>
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/* size/proportions do not matter... */
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.viewer {
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position: relative;
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width: 80vw;
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height: 80vh;
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overflow: hidden;
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background: gray;
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}
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2016-11-22 04:08:45 +03:00
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/* center marker */
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2016-11-22 03:03:40 +03:00
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.viewer:after {
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position: absolute;
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content: "";
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font-size: 0pt;
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box-sizing: border-box;
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2016-11-22 04:08:45 +03:00
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width: 8px;
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height: 8px;
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2016-11-22 03:03:40 +03:00
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top: 50%;
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left: 50%;
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2016-11-22 04:08:45 +03:00
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margin-top: -4px;
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margin-left: -4px;
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2016-11-22 03:03:40 +03:00
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2016-11-22 04:08:45 +03:00
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border: solid 2px rgba(0, 0, 255, 0.3);
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border-radius: 50%;
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2016-11-22 03:03:40 +03:00
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}
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/*
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- center this to viewer vertically and horizontally
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-- top, left corner is center of viewer...
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- align vertically to center current ribbon (manual)
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*/
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.ribbon-set {
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position: relative;
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top: 50%;
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left: 50%;
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transform-origin: top left;
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2016-11-22 03:18:50 +03:00
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transition: transform 0.1s linear;
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2016-11-22 03:03:40 +03:00
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}
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2016-11-22 16:52:32 +03:00
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.ribbon-locator {
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2016-11-22 03:03:40 +03:00
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position: relative;
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top: 0px;
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left: 0px;
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2016-11-22 03:18:50 +03:00
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transition: transform 0.1s linear;
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2016-11-22 03:03:40 +03:00
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}
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/*
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- align image horizontally relative to ribbon-set left (manual)
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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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width: auto;
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overflow: visible;
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white-space: nowrap;
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font-size: 0;
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float: left;
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clear: both;
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background: black;
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2016-11-22 03:18:50 +03:00
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transition: transform 0.1s linear;
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2016-11-22 03:03:40 +03:00
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/* XXX use vmin here... */
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margin-top: 2.5px;
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margin-bottom: 2.5px;
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/*
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margin-top: 0.5vmin;
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margin-bottom: 0.5vmin;
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*/
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}
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/* horizontal size/proportions do not matter... */
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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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font-size: 12pt;
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overflow: hidden;
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/* XXX use vmin here... */
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width: 50px;
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height: 50px;
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/*
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width: 10vmin;
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height: 10vmin;
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*/
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box-sizing: border-box;
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color: white;
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background: no-repeat 50% transparent;
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background-size: contain;
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box-sizing: border-box;
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border: solid gray 1px;
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background-color: silver;
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}
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.current.image {
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/*border: solid red 5px;*/
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}
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2016-11-22 03:18:50 +03:00
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.single-image-mode .ribbon {
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background: transparent;
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}
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.single-image-mode .image:not(.current) {
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visibility: hidden;
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}
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2016-11-22 03:03:40 +03:00
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</style>
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<script src="../ext-lib/jquery.js"></script>
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<script src="../ext-lib/jquery-ui.js"></script>
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<script>
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$(function(){
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// XXX needed when using vmin for image sizing...
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/*
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$(window)
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.resize(function(){
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$('.current.image').click()
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})
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*/
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$('.image')
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.click(function(){
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$('.current.image').removeClass('current')
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var image = $(this)
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var ribbon = image.parents('.ribbon').first()
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2016-11-22 16:52:32 +03:00
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var ribbon_locator = ribbon.parents('.ribbon-locator').first()
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var ribbon_set = ribbon_locator.parents('.ribbon-set').first()
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2016-11-22 03:03:40 +03:00
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image
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.addClass('current')
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var scale = ribbon_set.attr('scale') || 1
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var angle = ribbon_set.attr('angle') || 0
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var l = image[0].offsetLeft
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var w = image[0].offsetWidth
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2016-11-22 16:52:32 +03:00
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var t = ribbon[0].offsetTop
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2016-11-22 03:03:40 +03:00
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var h = ribbon[0].offsetHeight
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2016-11-22 16:52:32 +03:00
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// centering image...
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2016-11-22 03:03:40 +03:00
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ribbon.css('transform', 'translateX(-'+ (l + w/2) +'px)')
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2016-11-22 16:52:32 +03:00
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// view angle and scale...
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2016-11-22 03:03:40 +03:00
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ribbon_set.css('transform',
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'scale('+ scale +') '
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+'rotate('+ angle +'deg)')
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2016-11-22 16:52:32 +03:00
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// centering ribbons...
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ribbon_locator.css('transform', 'translateY(-'+ (t + h/2) +'px)')
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2016-11-22 03:03:40 +03:00
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})
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2016-11-22 04:08:45 +03:00
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$('.ribbon-set')
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.draggable()
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$('.drag-reset')
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.click(function(){
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$('.ribbon-set').css({
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top: '',
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left: '',
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})
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})
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2016-11-22 03:18:50 +03:00
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var ribbon_scale
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var single_scale
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$('.single-image-toggle')
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.click(function(){
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var ribbon_set = $('.ribbon-set')
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if($('.viewer').hasClass('single-image-mode')){
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single_scale = ribbon_set.attr('scale') || 5
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} else {
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ribbon_scale = ribbon_set.attr('scale') || 1
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}
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$('.viewer').toggleClass('single-image-mode')
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if($('.viewer').hasClass('single-image-mode')){
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ribbon_set.attr('scale', single_scale || 5)
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} else {
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ribbon_set.attr('scale', ribbon_scale || 1)
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}
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$('.current.image').click()
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})
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2016-11-22 03:03:40 +03:00
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2016-11-22 04:08:45 +03:00
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2016-11-22 03:03:40 +03:00
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$('.zoom-reset')
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.click(function(){
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var ribbon_set = $('.ribbon-set')
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ribbon_set.attr('scale', '1')
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$('.current.image').click()
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})
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$('.zoom-in')
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.click(function(){
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var ribbon_set = $('.ribbon-set')
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var scale = (ribbon_set.attr('scale') || 1) * 1.2
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ribbon_set.attr('scale', scale)
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$('.current.image').click()
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})
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$('.zoom-out')
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.click(function(){
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var ribbon_set = $('.ribbon-set')
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var scale = (ribbon_set.attr('scale') || 1) / 1.2
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ribbon_set.attr('scale', scale)
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$('.current.image').click()
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})
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$('.rotate-reset')
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.click(function(){
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var ribbon_set = $('.ribbon-set')
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ribbon_set.attr('angle', '0')
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$('.current.image').click()
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})
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$('.rotate-cw')
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.click(function(){
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var ribbon_set = $('.ribbon-set')
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var angle = parseInt(ribbon_set.attr('angle') || 0) + 10
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ribbon_set.attr('angle', angle)
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$('.current.image').click()
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})
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$('.rotate-ccw')
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.click(function(){
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var ribbon_set = $('.ribbon-set')
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var angle = parseInt(ribbon_set.attr('angle') || 0) - 10
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ribbon_set.attr('angle', angle)
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$('.current.image').click()
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})
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$('.current.image').click()
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})
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</script>
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<body>
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2016-11-22 04:08:45 +03:00
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<button class="single-image-toggle">▣</button>
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2016-11-22 03:18:50 +03:00
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2016-11-22 03:03:40 +03:00
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<button class="zoom-in">+</button>
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<button class="zoom-reset">1x</button>
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<button class="zoom-out">-</button>
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<button class="rotate-ccw">↺</button>
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2016-11-22 03:25:17 +03:00
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<button class="rotate-reset">0°</button>
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<button class="rotate-cw">↻</button>
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2016-11-22 03:03:40 +03:00
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2016-11-22 04:08:45 +03:00
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<button class="drag-reset">(0,0)</button>
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<button class="rotate-reset zoom-reset drag-reset">reset all</button>
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2016-11-22 03:03:40 +03:00
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<div class="viewer">
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<div class="ribbon-set">
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2016-11-22 16:52:32 +03:00
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<div class="ribbon-locator">
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2016-11-22 03:03:40 +03:00
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<div class="ribbon">
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<div class="image"></div>
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<div class="image"></div>
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<div class="image"></div>
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<div class="image"></div>
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</div>
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<div class="ribbon">
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<div class="image"></div>
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<div class="image"></div>
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2016-11-22 04:08:45 +03:00
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<div class="current image"/></div>
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2016-11-22 03:03:40 +03:00
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<div class="image"></div>
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<div class="image"></div>
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<div class="image"></div>
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<div class="image"></div>
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<div class="image"></div>
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<div class="image"></div>
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<div class="image"></div>
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<div class="image"></div>
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<div class="image"></div>
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</div>
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<div class="ribbon">
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<div class="image"></div>
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<div class="image"></div>
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<div class="image"></div>
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<div class="image"></div>
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<div class="image"></div>
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<div class="image"></div>
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<div class="image"></div>
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<div class="image"></div>
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</div>
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</div>
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</div>
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</div>
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</body>
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</html>
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<!-- vim:set ts=4 sw=4 spell : -->
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