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

annotate client/digitallibrary/jquery/jquery.digilib.regions.js @ 808:ae8e98c479d5 jquery

stub for new plugins; overlay div for regions plugin

author	hertzhaft
date	Sun, 20 Feb 2011 13:24:49 +0100
parents	12f790cb30de
children	1a7b14deae3a

rev	line source
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	1 /** optional digilib regions plugin
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	2
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	3 markup a digilib image with rectangular regions
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	4
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	5 TODO:
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	6 - store region in params/cookie, regarding zoom, mirror, rotation (like marks)
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	7 - set regions programmatically
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	8 - read regions from params/cookie and display
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	9 - backlink mechanism
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	10 - don't write to data.settings?
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	11 */
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	12
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	13 (function($) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	14 // the data object passed by digilib
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	15 var data;
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	16 var buttons;
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	17 var fn;
799 12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	18 // affine geometry plugin stub
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	19 var geom;
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	20
799 12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	21 var FULL_AREA;
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	22
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	23 var buttons = {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	24 addregion : {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	25 onclick : "setRegion",
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	26 tooltip : "set a region",
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	27 icon : "addregion.png"
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	28 },
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	29 delregion : {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	30 onclick : "removeRegion",
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	31 tooltip : "delete the last region",
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	32 icon : "delregion.png"
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	33 },
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	34 regions : {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	35 onclick : "toggleRegions",
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	36 tooltip : "show or hide regions",
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	37 icon : "regions.png"
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	38 },
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	39 regioninfo : {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	40 onclick : "infoRegions",
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	41 tooltip : "information about regions",
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	42 icon : "regioninfo.png"
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	43 }
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	44 };
799 12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	45
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	46 var defaults = {
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	47 // are regions shown?
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	48 'isRegionVisible' : true,
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	49 // buttonset of this plugin
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	50 'regionSet' : ['addregion', 'delregion', 'regions', 'regioninfo', 'lessoptions'],
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	51 // array of defined regions
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	52 'regions' : []
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	53 };
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	54
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	55 var actions = {
808 ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	56
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	57 // define a region interactively with two clicked points
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	58 "setRegion" : function(data) {
799 12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	59 var $elem = data.$elem;
808 ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	60 var $body = $('body');
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	61 var bodyRect = geom.rectangle($body);
799 12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	62 var $scaler = data.$scaler;
808 ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	63 var scalerRect = geom.rectangle($scaler);
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	64 var pt1, pt2;
808 ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	65 // overlay prevents other elements from reacting to mouse events
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	66 var $overlay = $('<div class="digilib-overlay"/>');
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	67 $body.append($overlay);
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	68 bodyRect.adjustDiv($overlay);
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	69 // the region to be defined
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	70 var $regionDiv = $('<div class="region" style="display:none"/>');
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	71 $elem.append($regionDiv);
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	72
808 ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	73 // mousedown handler: start sizing
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	74 var regionStart = function (evt) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	75 pt1 = geom.position(evt);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	76 // setup and show zoom div
808 ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	77 pt1.adjustDiv($regionDiv);
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	78 $regionDiv.width(0).height(0);
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	79 $regionDiv.show();
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	80 // register mouse events
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	81 $overlay.bind("mousemove.dlRegion", regionMove);
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	82 $overlay.bind("mouseup.dlRegion", regionEnd);
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	83 return false;
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	84 };
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	85
808 ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	86 // mousemove handler: size region
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	87 var regionMove = function (evt) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	88 pt2 = geom.position(evt);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	89 var rect = geom.rectangle(pt1, pt2);
808 ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	90 rect.clipTo(scalerRect);
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	91 // update region
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	92 rect.adjustDiv($regionDiv);
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	93 return false;
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	94 };
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	95
808 ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	96 // mouseup handler: end sizing
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	97 var regionEnd = function (evt) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	98 pt2 = geom.position(evt);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	99 // assume a click and continue if the area is too small
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	100 var clickRect = geom.rectangle(pt1, pt2);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	101 if (clickRect.getArea() <= 5) return false;
808 ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	102 // unregister mouse events and get rid of overlay
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	103 $overlay.unbind("mousemove.dlRegion", regionMove);
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	104 $overlay.unbind("mouseup.dlRegion", regionEnd);
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	105 $overlay.remove();
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	106 // clip region
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	107 clickRect.clipTo(scalerRect);
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	108 clickRect.adjustDiv($regionDiv);
ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	109 data.settings.regions.push(clickRect); // TODO: trafo, params
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	110 // fn.redisplay(data);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	111 return false;
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	112 };
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	113
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	114 // bind start zoom handler
808 ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	115 $overlay.one('mousedown.dlRegion', regionStart);
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	116 },
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	117
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	118 // remove the last added region
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	119 "removeRegion" : function (data) {
799 12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	120 var $regionDiv = data.settings.regions.pop();
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	121 $regionDiv.remove();
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	122 // fn.redisplay(data);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	123 },
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	124
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	125 // add a region programmatically
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	126 "addRegion" : function(data, pos, url) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	127 // TODO: backlink mechanism
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	128 if (pos.length === 4) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	129 // TODO: trafo
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	130 var $regionDiv = $('<div class="region" style="display:none"/>');
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	131 $regionDiv.attr("id", "region" + i);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	132 var regionRect = geom.rectangle(pos[0], pos[1], pos[2], pos[3]);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	133 regionRect.adjustDiv($regionDiv);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	134 if (!data.regions) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	135 data.regions = [];
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	136 }
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	137 data.regions.push($regionDiv);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	138 }
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	139 }
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	140 };
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	141
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	142 var addRegion = actions.addRegion;
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	143
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	144 var realizeRegions = function (data) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	145 // create regions from parameters
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	146 var settings = data.settings;
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	147 var rg = settings.rg;
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	148 var regions = rg.split(",");
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	149 for (var i = 0; i < regions.length ; i++) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	150 var pos = regions.split("/", 4);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	151 // TODO: backlink mechanism
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	152 var url = paramString.match(/http.*$/);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	153 addRegion(data, pos, url);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	154 }
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	155 };
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	156
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	157 // display current regions
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	158 var renderRegions = function (data) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	159 var regions = data.regions;
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	160 for (var i = 0; i < regions.length; i++) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	161 var region = regions[i];
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	162 if (data.zoomArea.containsPosition(region)) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	163 var rpos = data.imgTrafo.transform(region);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	164 console.debug("renderRegions: rpos=", rpos);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	165 // create region
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	166 var $regionDiv = $('<div class="region" style="display:none"/>');
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	167 $regionDiv.attr("id", "region" + data.regions.length);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	168 $elem.append($regionDiv);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	169 rpos.adjustDiv($regionDiv);
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	170 }
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	171 }
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	172 };
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	173
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	174 var serializeRegions = function (data) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	175 if (data.regions) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	176 settings.rg = '';
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	177 for (var i = 0; i < data.regions.length; i++) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	178 if (i) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	179 settings.rg += ',';
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	180 }
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	181 settings.rg +=
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	182 cropFloat(data.regions[i].x).toString() + '/' +
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	183 cropFloat(data.regions[i].y).toString() + '/' +
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	184 cropFloat(data.regions[i].width).toString() + '/' +
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	185 cropFloat(data.regions[i].height).toString();
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	186 }
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	187 }
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	188 };
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	189
799 12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	190 var handleSetup = function (evt) {
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	191 console.debug("regions: handleSetup");
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	192 data = this;
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	193 // if (data.settings.isBirdDivVisible) {
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	194 // setupBirdDiv(data);
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	195 // data.$birdDiv.show();
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	196 // }
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	197 };
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	198
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	199 var handleUpdate = function (evt) {
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	200 console.debug("regions: handleUpdate");
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	201 data = this;
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	202 // if (data.settings.isBirdDivVisible) {
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	203 // renderBirdArea(data);
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	204 // setupBirdDrag(data);
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	205 // }
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	206 };
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	207
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	208 var handleRedisplay = function (evt) {
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	209 console.debug("regions: handleRedisplay");
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	210 data = this;
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	211 // if (data.settings.isBirdDivVisible) {
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	212 // updateBirdDiv(data);
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	213 // }
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	214 };
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	215
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	216 var handleDragZoom = function (evt, zoomArea) {
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	217 console.debug("regions: handleDragZoom, zoomArea:", zoomArea);
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	218 data = this;
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	219 // if (data.settings.isBirdDivVisible) {
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	220 // setBirdZoom(data, zoomArea);
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	221 // }
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	222 };
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	223
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	224 // plugin installation called by digilib on plugin object.
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	225 var install = function(digilib) {
808 ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	226 console.debug('installing regions plugin. digilib:', digilib);
799 12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	227 // import geometry classes
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	228 geom = digilib.fn.geometry;
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	229 FULL_AREA = geom.rectangle(0,0,1,1);
808 ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	230 // add defaults, actions, buttons
799 12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	231 $.extend(digilib.defaults, defaults);
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	232 $.extend(digilib.actions, actions);
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	233 $.extend(digilib.buttons, buttons);
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	234 };
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	235
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	236 // plugin initialization
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	237 var init = function (data) {
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	238 console.debug('initialising regions plugin. data:', data);
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	239 var $data = $(data);
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	240 var buttonSettings = data.settings.buttonSettings.fullscreen;
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	241 // configure buttons through digilib "regionSet" option
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	242 var buttonSet = data.settings.regionSet \|\| regionSet;
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	243 // set regionSet to [] or '' for no buttons (when showing regions only)
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	244 if (buttonSet.length && buttonSet.length > 0) {
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	245 buttonSettings['regionSet'] = buttonSet;
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	246 buttonSettings.buttonSets.push('regionSet');
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	247 }
799 12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	248 // install event handler
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	249 $data.bind('setup', handleSetup);
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	250 $data.bind('update', handleUpdate);
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	251 $data.bind('redisplay', handleRedisplay);
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	252 $data.bind('dragZoom', handleDragZoom);
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	253 };
799 12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	254
808 ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	255 // plugin object with name and install/init methods
799 12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	256 // shared objects filled by digilib on registration
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	257 var pluginProperties = {
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	258 name : 'region',
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	259 install : install,
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	260 init : init,
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	261 buttons : {},
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	262 actions : {},
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	263 fn : {},
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	264 plugins : {}
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	265 };
12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	266
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	267 if ($.fn.digilib == null) {
808 ae8e98c479d5 stub for new plugins; overlay div for regions plugin hertzhaft parents: 799 diff changeset	268 $.error("jquery.digilib.regions must be loaded after jquery.digilib!");
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	269 } else {
799 12f790cb30de started to adapt regions plugin to new plugin mechanism hertzhaft parents: 792 diff changeset	270 $.fn.digilib('plugin', pluginProperties);
792 d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	271 }
d742bd92b05a first step to a regions plugin hertzhaft parents: diff changeset	272 })(jQuery);