mirror of
https://github.com/flynx/ImageGrid.git
synced 2025-10-31 19:30:07 +00:00
421 lines
8.4 KiB
HTML
Executable File
421 lines
8.4 KiB
HTML
Executable File
<html>
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<head>
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<title>ImageGrid.Viewer</title>
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<style>
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/*
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* XXX move the CSS to a separate file...
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* XXX split-off styling/coloring from layout...
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*/
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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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overflow: hidden;
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border: solid blue 1px;
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}
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.ribbon-set {
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position: absolute;
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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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.ribbon:empty {
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display: none;
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}
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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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width: 300px;
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height: 300px;
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font-size: 12pt;
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overflow: hidden;
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background: black;
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box-sizing: border-box;
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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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/* dot mark... */
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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: 15px;
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height: 15px;
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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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/* 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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.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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.up-indicator,
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.down-indicator,
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.start-indicator,
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.end-indicator {
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display: block;
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position: absolute;
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content: "";
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top: 0px;
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left: 50%;
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height: 50px;
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width: 100px;
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margin-left: -50px;
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overflow: hidden;
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cursor: hand;
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}
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.up-indicator:after,
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.down-indicator:after {
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display: inline-block;
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position: absolute;
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content: "";
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width: 50px;
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height: 50px;
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bottom: -25px;
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left: 25px;
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background: yellow;
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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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.down-indicator {
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top: auto;
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bottom: 0px;
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}
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.down-indicator:after {
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top: -25px;
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bottom: auto;
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}
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.start-indicator,
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.end-indicator {
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left: 0px;
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width: 10px;
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height: 100%;
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margin: 0px;
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background: yellow;
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}
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.end-indicator {
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left: auto;
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right: 0px;
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}
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/* default state */
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.up-indicator,
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.down-indicator,
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.start-indicator,
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.end-indicator {
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display: none;
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}
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</style>
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<script src="jquery.js"></script>
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<script src="lib/jli.js"></script>
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<script src="lib/keyboard.js"></script>
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<script src="ImageGrid.js"></script>
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<script src="keybindings3.js"></script>
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<script>
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// setup...
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$(function(){
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// populate the viewer...
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var r = createRibbon()
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var images = []
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for(var i=0; i < 40; i++){
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images.push(createImage().text(i)[0])
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}
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r.append($(images))
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//var rr = r.clone()
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//var rrr = r.clone()
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// XXX use something like loadImages()...
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$('.ribbon-set')
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.append(r)
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//.append(rr)
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//.append(rrr)
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// NOTE: this is global so as to not to add any extra complexity to
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// the internal workings...
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$('.viewer')
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.click(clickHandler)
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$(document)
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.keydown(makeKeyboardHandler(
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KEYBOARD_CONFIG,
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function(k){console.log(k)}))
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// dynamic loading...
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DYNAMIC_LOADING = true
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if(DYNAMIC_LOADING){
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// XXX move to a setup function in the lib...
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// XXX update this depending on zoom and navigation speed...
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var LOADER_THRESHOLD = 2
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// XXX update this depending on zoom and navigation speed...
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var LOADER_CHUNK = LOADER_THRESHOLD * 2
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$('.viewer')
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.on('preCenteringRibbon', function(evt, ribbon, image){
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// NOTE: we do not need to worry about centering the ribbon
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// here, just ball-park-load the correct batch...
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// check if we are in the right range...
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var gid = getImageGID(image)
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var r = getRibbonIndex(ribbon)
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var img_before = getImageBefore(image, ribbon)
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var gid_before = getGIDBefore(gid, r)
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// need to load a new set of images...
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if((img_before.length == 0 && gid_before != null)
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|| (getImageGID(img_before)
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&& getImageGID(img_before) != gid_before)){
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// get the distance...
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var images = ribbon.find('.image')
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var cur = getImageGID(images.eq(Math.round(images.length/2)))
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var gr = DATA.ribbons[r]
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//console.log('>>>', gr.indexOf(gid_before) - gr.indexOf(cur))
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rollImages(gr.indexOf(gid_before) - gr.indexOf(cur), ribbon)
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}
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})
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// XXX it takes several steps for adjacent ribbons to catch up...
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.on('centeringRibbon', function(evt, ribbon, image){
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// check if we are in the right range...
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var gid = getImageGID(image)
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var r = getRibbonIndex(ribbon)
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var img_before = getImageBefore(image, ribbon)
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var gid_before = getGIDBefore(gid, r)
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if(img_before.length == 0){
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img_before = ribbon.find('.image').first()
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}
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var head = img_before.prevAll('.image')
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var tail = img_before.nextAll('.image')
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// NOTE: these are to be used as reference for loading/populating
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// rolled images...
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var first = head.first()
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var last = head.first()
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// XXX need to expand/contract the ribbon depending on zoom and speed...
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// XXX use extendRibbon, to both roll and expand/contract...
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if(tail.length < LOADER_THRESHOLD){
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var rolled = rollImages(LOADER_CHUNK, ribbon)
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}
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if(head.length < LOADER_THRESHOLD){
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var rolled = rollImages(-LOADER_CHUNK, ribbon)
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}
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})
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.on('shiftedImage', function(evt, image, from, to){
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from = getRibbonIndex(from)
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var ribbon = to
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to = getRibbonIndex(to)
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var gid = getImageGID(image)
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var index = DATA.ribbons[from].indexOf(gid)
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var img = DATA.ribbons[from].splice(index, 1)
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// XXX a bit ugly, revise...
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index = ribbon.find('.image')
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.index(ribbon.find('[gid='+JSON.stringify(gid)+']'))
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DATA.ribbons[to].splice(index, 0, gid)
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})
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.on('createdRibbon', function(evt, index){
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index = getRibbonIndex(index)
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console.log('creating ribbon...')
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DATA.ribbons.splice(index, 0, [])
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})
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.on('removedRibbon', function(evt, index){
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console.log('removing ribbon...')
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DATA.ribbons.splice(index, 1)
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})
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.on('requestedFirstImage', function(evt, ribbon){
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var r = getRibbonIndex(ribbon)
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// XXX this result in an infinite loop somewhere...
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//var target = DATA.ribbons[r][0]
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//
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//loadImages(target, 30, ribbon)
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var gr = DATA.ribbons[r]
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rollImages(-gr.length, ribbon)
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})
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.on('requestedLastImage', function(evt, ribbon){
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var r = getRibbonIndex(ribbon)
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// XXX this result in an infinite loop somewhere...
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//var target = DATA.ribbons[r][DATA.ribbons[r].length-1]
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//
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//loadImages(target, 30, ribbon)
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var gr = DATA.ribbons[r]
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rollImages(gr.length, ribbon)
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})
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}
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// XXX stub...
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centerImage(focusImage($('.image').first()), 'css')
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})
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</script>
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</head>
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<body>
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<!-- This is the basic viewer structure...
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Unpopulated
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NOTE: there can be only .ribbon-set element.
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<div class="viewer">
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<div class="ribbon-set"></div>
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</div>
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Populated
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<div class="viewer">
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<div class="ribbon-set">
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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>
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<div class="ribbon">
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<div class="image"></div>
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<div class="current 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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-->
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<div class="viewer">
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<div class="ribbon-set"></div>
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<!-- XXX should these be here??? -->
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<div class="up-indicator"></div>
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<div class="down-indicator"></div>
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<div class="start-indicator"></div>
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<div class="end-indicator"></div>
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</div>
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<!-- vim:set ts=4 sw=4 spell : -->
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</body>
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</html>
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