digilib: client/digitallibrary/jquery/jquery.digilib.regions.js annotate

annotate client/digitallibrary/jquery/jquery.digilib.regions.js @ 811:29de310ed4f3 jquery

read regions from HTML (not working yet), show info

author	hertzhaft
date	Mon, 21 Feb 2011 18:37:44 +0100
parents	58dca7a7fe37
children	36fbccbaf413

rev	line source
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	1 /** optional digilib regions plugin
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	2
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	3 markup a digilib image with rectangular regions
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	4
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	5 TODO:
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	6 - store region in params/cookie, regarding zoom, mirror, rotation (like marks)
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	7 - set regions programmatically
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	8 - read regions from params/cookie and display
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	9 - backlink mechanism
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	10 - don't write to data.settings?
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	11 */
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	12
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	13 (function($) {
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	14 // the digilib object
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	15 var digilib;
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	16 // the data object passed by digilib
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	17 var data;
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	18 // the functions made available by digilib
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	19 var fn;
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	20 // affine geometry plugin
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	21 var geom;
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	22
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	23 var FULL_AREA;
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	24
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	25 var ID_PREFIX = "digilib-region-";
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	26
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	27 var buttons = {
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	28 addregion : {
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	29 onclick : "defineRegion",
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	30 tooltip : "define a region",
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	31 icon : "addregion.png"
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	32 },
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	33 delregion : {
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	34 onclick : "removeRegion",
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	35 tooltip : "delete the last region",
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	36 icon : "delregion.png"
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	37 },
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	38 regions : {
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	39 onclick : "toggleRegions",
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	40 tooltip : "show or hide regions",
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	41 icon : "regions.png"
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	42 },
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	43 regioninfo : {
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	44 onclick : "toggleRegionInfo",
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	45 tooltip : "show information about regions",
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	46 icon : "regioninfo.png"
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	47 }
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	48 };
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	49
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	50 var defaults = {
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	51 // are regions shown?
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	52 'isRegionVisible' : true,
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	53 // are region numbers shown?
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	54 'showRegionNumbers' : false,
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	55 // is region info shown?
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	56 'showRegionInfo' : false,
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	57 // should digilib look for region content in the page?
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	58 'includeRegionContent' : false,
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	59 // class name for content divs
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	60 'regionContentSelector' : 'div.regioncontent',
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	61 // buttonset of this plugin
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	62 'regionSet' : ['regions', 'addregion', 'delregion', 'regioninfo', 'lessoptions'],
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	63 // url param for regions
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	64 'rg' : null,
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	65 };
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	66
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	67 var actions = {
801 2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	68
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	69 // define a region interactively with two clicked points
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	70 "defineRegion" : function(data) {
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	71 if (!data.settings.isRegionVisible) {
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	72 alert("Please turn on regions visibility!");
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	73 return;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	74 }
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	75 var $elem = data.$elem;
801 2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	76 var $body = $('body');
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	77 var bodyRect = geom.rectangle($body);
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	78 var $scaler = data.$scaler;
801 2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	79 var scalerRect = geom.rectangle($scaler);
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	80 var pt1, pt2;
801 2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	81 // overlay prevents other elements from reacting to mouse events
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	82 var $overlay = $('<div class="digilib-overlay"/>');
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	83 $body.append($overlay);
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	84 bodyRect.adjustDiv($overlay);
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	85 // we count regions from 1
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	86 var $regionDiv = addRegionDiv(data, data.regions.length + 1);
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	87
801 2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	88 // mousedown handler: start sizing
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	89 var regionStart = function (evt) {
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	90 pt1 = geom.position(evt);
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	91 // setup and show zoom div
801 2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	92 pt1.adjustDiv($regionDiv);
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	93 $regionDiv.width(0).height(0);
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	94 $regionDiv.show();
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	95 // register mouse events
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	96 $overlay.bind("mousemove.dlRegion", regionMove);
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	97 $overlay.bind("mouseup.dlRegion", regionEnd);
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	98 return false;
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	99 };
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	100
801 2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	101 // mousemove handler: size region
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	102 var regionMove = function (evt) {
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	103 pt2 = geom.position(evt);
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	104 var rect = geom.rectangle(pt1, pt2);
801 2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	105 rect.clipTo(scalerRect);
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	106 // update region
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	107 rect.adjustDiv($regionDiv);
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	108 return false;
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	109 };
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	110
801 2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	111 // mouseup handler: end sizing
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	112 var regionEnd = function (evt) {
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	113 pt2 = geom.position(evt);
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	114 // assume a click and continue if the area is too small
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	115 var clickRect = geom.rectangle(pt1, pt2);
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	116 if (clickRect.getArea() <= 5) return false;
801 2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	117 // unregister mouse events and get rid of overlay
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	118 $overlay.unbind("mousemove.dlRegion", regionMove);
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	119 $overlay.unbind("mouseup.dlRegion", regionEnd);
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	120 $overlay.remove();
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	121 // clip region
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	122 clickRect.clipTo(scalerRect);
2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	123 clickRect.adjustDiv($regionDiv);
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	124 storeRegion(data, $regionDiv);
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	125 // fn.redisplay(data);
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	126 fn.highlightButtons(data, 'addregion', 0);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	127 redisplay(data);
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	128 return false;
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	129 };
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	130
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	131 // bind start zoom handler
801 2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	132 $overlay.one('mousedown.dlRegion', regionStart);
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	133 fn.highlightButtons(data, 'addregion', 1);
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	134 },
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	135
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	136 // remove the last added region
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	137 "removeRegion" : function (data) {
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	138 if (!data.settings.isRegionVisible) {
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	139 alert("Please turn on regions visibility!");
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	140 return;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	141 }
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	142 var region = data.regions.pop();
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	143 if (region == null) return;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	144 var $regionDiv = region.$div;
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	145 $regionDiv.remove();
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	146 redisplay(data);
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	147 },
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	148
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	149 // show/hide regions
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	150 "toggleRegions" : function (data) {
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	151 var show = !data.settings.isRegionVisible;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	152 data.settings.isRegionVisible = show;
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	153 fn.highlightButtons(data, 'regions', show);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	154 showRegionDivs(data, 1);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	155 },
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	156
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	157 // show/hide region info
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	158 "toggleRegionInfo" : function (data) {
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	159 var show = !data.settings.showRegionInfo;
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	160 data.settings.showRegionInfo = show;
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	161 fn.highlightButtons(data, 'regioninfo', show);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	162 var $info = $('.regioninfo');
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	163 if (show) {
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	164 $info.fadeIn();
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	165 } else {
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	166 $info.fadeOut();
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	167 }
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	168 }
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	169 };
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	170
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	171 var addRegion = actions.addRegion;
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	172
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	173 // store a region div
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	174 var storeRegion = function (data, $regionDiv) {
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	175 var regions = data.regions;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	176 var rect = geom.rectangle($regionDiv);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	177 var regionRect = data.imgTrafo.invtransform(rect);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	178 regionRect.$div = $regionDiv;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	179 regions.push(regionRect);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	180 console.debug("regions", data.regions, "regionRect", regionRect);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	181 };
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	182
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	183 // add a region to data.$elem
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	184 var addRegionDiv = function (data, nr) {
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	185 var $regionDiv = $('<div class="region overlay" style="display:none"/>');
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	186 $regionDiv.attr("id", ID_PREFIX + nr);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	187 data.$elem.append($regionDiv);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	188 if (data.settings.showRegionNumbers) {
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	189 var $regionNr = $('<div class="regionnumber" />');
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	190 $regionNr.text(nr);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	191 $regionDiv.append($regionNr);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	192 }
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	193 return $regionDiv;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	194 };
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	195
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	196 // add region info
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	197 var addRegionInfo = function (region) {
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	198 var $regionDiv = region.$div;
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	199 var $regionInfoDiv = $('<div class="regioninfo" />');
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	200 $regionInfoDiv.text(region.toString());
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	201 $regionDiv.append($regionInfoDiv);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	202 }
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	203
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	204 // add region content
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	205 var addRegionContent = function (region, $elem) {
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	206 var $regionDiv = region.$div;
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	207 $regionDiv.append($elem);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	208 }
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	209
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	210 // create a region div from the data.regions collection
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	211 var createRegionDiv = function (regions, index) {
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	212 var region = regions[index];
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	213 var $regionDiv = addRegionDiv(data, index + 1); // we count regions from 1
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	214 region.$div = $regionDiv;
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	215 addRegionInfo(region);
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	216 return $regionDiv;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	217 };
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	218
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	219 // create regions
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	220 var createRegionDivs = function (data) {
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	221 var regions = data.regions;
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	222 for (var i = 0; i < regions.length ; i++) {
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	223 createRegionDiv(regions, i);
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	224 }
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	225 };
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	226
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	227 // create regions from HTML
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	228 var createRegionsFromHTML = function (data) {
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	229 var selector = data.settings.regionContentSelector;
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	230 // TODO: has digilib div already been emptied here?
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	231 var $content = data.$elem.find(selector);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	232 console.debug("createRegionsFromHTML", $content);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	233 $content.each(function(index, $div) {
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	234 var r = $div.attr('title');
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	235 var pos = r.split("/", 4);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	236 var rect = geom.rectangle(pos[0], pos[1], pos[2], pos[3]);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	237 regions.push(rect);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	238 var $regionDiv = createRegionDiv(regions, index);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	239 $regionDiv.append($div);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	240 });
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	241 };
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	242
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	243 // show a region on top of the scaler image
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	244 var showRegionDiv = function (data, index, anim) {
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	245 if (!data.imgTrafo) return;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	246 var $elem = data.$elem;
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	247 var regions = data.regions;
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	248 if (index > regions.length) return;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	249 var region = regions[index]
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	250 var $regionDiv = region.$div;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	251 if (!$regionDiv) {
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	252 console.debug("showRegionDiv: region has no $div", region);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	253 // alert("showRegionDiv: region has no $div to show");
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	254 return;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	255 }
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	256 var regionRect = region.copy();
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	257 var show = data.settings.isRegionVisible;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	258 if (show && data.zoomArea.overlapsRect(regionRect)) {
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	259 regionRect.clipTo(data.zoomArea);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	260 var screenRect = data.imgTrafo.transform(regionRect);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	261 screenRect.adjustDiv($regionDiv);
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	262 if (anim) {
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	263 $regionDiv.fadeIn();
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	264 } else{
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	265 $regionDiv.show();
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	266 }
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	267 } else {
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	268 if (anim) {
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	269 $regionDiv.fadeOut();
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	270 } else{
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	271 $regionDiv.show();
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	272 }
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	273 }
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	274 };
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	275
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	276 // show regions
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	277 var showRegionDivs = function (data, anim) {
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	278 for (var i = 0; i < data.regions.length ; i++) {
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	279 showRegionDiv(data, i, anim);
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	280 }
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	281 };
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	282
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	283 var unpackRegions = function (data) {
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	284 // create regions from parameters
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	285 var rg = data.settings.rg;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	286 if (rg == null) return;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	287 var regions = data.regions;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	288 var rs = rg.split(",");
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	289 for (var i = 0; i < rs.length; i++) {
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	290 var r = rs[i];
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	291 var pos = r.split("/", 4);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	292 var rect = geom.rectangle(pos[0], pos[1], pos[2], pos[3]);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	293 regions.push(rect);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	294 // TODO: backlink mechanism
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	295 // var url = paramString.match(/http.*$/);
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	296 }
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	297 };
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	298
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	299 // pack regions array into a parameter string
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	300 var packRegions = function (data) {
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	301 var regions = data.regions;
808 58dca7a7fe37 could not remove last region hertzhaft parents: 806 diff changeset	302 if (!regions.length) {
58dca7a7fe37 could not remove last region hertzhaft parents: 806 diff changeset	303 data.settings.rg = null;
58dca7a7fe37 could not remove last region hertzhaft parents: 806 diff changeset	304 return;
58dca7a7fe37 could not remove last region hertzhaft parents: 806 diff changeset	305 }
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	306 var rg = '';
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	307 for (var i = 0; i < regions.length; i++) {
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	308 region = regions[i];
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	309 if (i) {
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	310 rg += ',';
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	311 }
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	312 rg += [
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	313 fn.cropFloatStr(region.x),
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	314 fn.cropFloatStr(region.y),
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	315 fn.cropFloatStr(region.width),
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	316 fn.cropFloatStr(region.height)
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	317 ].join('/');
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	318 }
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	319 data.settings.rg = rg;
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	320 };
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	321
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	322 // reload display after a region has been added or removed
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	323 var redisplay = function (data) {
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	324 if (!data.settings.includeRegionContent) {
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	325 packRegions(data);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	326 }
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	327 fn.redisplay(data);
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	328 };
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	329
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	330 // TODO: turn region numbers or region divs into links to zoomed details
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	331 var getDigilibUrl = function (data) {
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	332 packParams(data);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	333 var settings = data.settings;
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	334 var queryString = getParamString(settings, settings.digilibParamNames, defaults);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	335 return settings.digilibBaseUrl + '?' + queryString;
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	336 };
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	337
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	338 // event handler, reads region parameter and creates region divs
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	339 var handleSetup = function (evt) {
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	340 data = this;
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	341 console.debug("regions: handleSetup", data.settings.rg);
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	342 // content is given in HTML divs
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	343 if (data.settings.includeRegionContent) {
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	344 createRegionsFromHTML(data);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	345 } else {
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	346 unpackRegions(data);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	347 createRegionDivs(data);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	348 }
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	349 };
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	350
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	351 // event handler, sets buttons and shows regions
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	352 var handleUpdate = function (evt) {
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	353 data = this;
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	354 fn.highlightButtons(data, 'regions' , data.settings.isRegionVisible);
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	355 fn.highlightButtons(data, 'regioninfo' , data.settings.showRegionInfo);
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	356 showRegionDivs(data);
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	357 console.debug("regions: handleUpdate", data.settings.rg);
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	358 };
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	359
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	360 // event handler, redisplays regions (e.g. in a new position)
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	361 var handleRedisplay = function (evt) {
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	362 data = this;
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	363 showRegionDivs(data);
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	364 console.debug("regions: handleRedisplay");
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	365 };
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	366
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	367 // event handler
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	368 var handleDragZoom = function (evt, zoomArea) {
811 29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	369 // console.debug("regions: handleDragZoom, zoomArea:", zoomArea);
29de310ed4f3 read regions from HTML (not working yet), show info hertzhaft parents: 808 diff changeset	370 // data = this;
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	371 };
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	372
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	373 // plugin installation called by digilib on plugin object.
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	374 var install = function(plugin) {
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	375 digilib = plugin;
801 2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	376 console.debug('installing regions plugin. digilib:', digilib);
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	377 fn = digilib.fn;
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	378 // import geometry classes
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	379 geom = fn.geometry;
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	380 FULL_AREA = geom.rectangle(0,0,1,1);
801 2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	381 // add defaults, actions, buttons
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	382 $.extend(digilib.defaults, defaults);
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	383 $.extend(digilib.actions, actions);
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	384 $.extend(digilib.buttons, buttons);
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	385 };
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	386
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	387 // plugin initialization
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	388 var init = function (data) {
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	389 console.debug('initialising regions plugin. data:', data);
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	390 var $data = $(data);
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	391 var buttonSettings = data.settings.buttonSettings.fullscreen;
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	392 // configure buttons through digilib "regionSet" option
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	393 var buttonSet = data.settings.regionSet \|\| regionSet;
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	394 // set regionSet to [] or '' for no buttons (when showing regions only)
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	395 if (buttonSet.length && buttonSet.length > 0) {
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	396 buttonSettings['regionSet'] = buttonSet;
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	397 buttonSettings.buttonSets.push('regionSet');
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	398 }
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	399 // install event handler
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	400 $data.bind('setup', handleSetup);
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	401 $data.bind('update', handleUpdate);
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	402 $data.bind('redisplay', handleRedisplay);
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	403 $data.bind('dragZoom', handleDragZoom);
806 4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	404 // regions array
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	405 data.regions = [];
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	406 // add "rg" to digilibParamNames
4f4f455ebbdb regions plugin works, inclunding event handlers hertzhaft parents: 801 diff changeset	407 data.settings.digilibParamNames.push('rg');
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	408 };
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	409
801 2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	410 // plugin object with name and install/init methods
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	411 // shared objects filled by digilib on registration
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	412 var pluginProperties = {
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	413 name : 'region',
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	414 install : install,
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	415 init : init,
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	416 buttons : {},
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	417 actions : {},
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	418 fn : {},
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	419 plugins : {}
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	420 };
52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	421
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	422 if ($.fn.digilib == null) {
801 2fb1f576375d stub for new plugins; overlay div for regions plugin hertzhaft parents: 792 diff changeset	423 $.error("jquery.digilib.regions must be loaded after jquery.digilib!");
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	424 } else {
792 52c5595af03e started to adapt regions plugin to new plugin mechanism hertzhaft parents: 785 diff changeset	425 $.fn.digilib('plugin', pluginProperties);
785 4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	426 }
4091b0e4dfd7 first step to a regions plugin hertzhaft parents: diff changeset	427 })(jQuery);