Mercurial > hg > digilib-old
annotate webapp/src/main/webapp/jquery/jquery.digilib.js @ 948:cd8c1fe97607
small cleanups.
| author | robcast |
|---|---|
| date | Mon, 02 Jan 2012 22:30:50 +0100 |
| parents | 5bde01bcfb16 |
| children | 9aacae8ae45e |
| rev | line source |
|---|---|
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1 /* Copyright (c) 2011 Martin Raspe, Robert Casties |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
2 |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
3 This program is free software: you can redistribute it and/or modify |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
4 it under the terms of the GNU Lesser General Public License as published by |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
5 the Free Software Foundation, either version 2 of the License, or |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
6 (at your option) any later version. |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
7 |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
8 This program is distributed in the hope that it will be useful, |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
9 but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
11 GNU Lesser General Public License for more details. |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
12 |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
13 You should have received a copy of the GNU Lesser General Public License |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
14 along with this program. If not, see <http://www.gnu.org/licenses/>. |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
15 |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
16 Authors: |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
17 Martin Raspe, Robert Casties, 11.1.2011 |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
18 */ |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
19 |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
20 /** |
| 604 | 21 * digilib jQuery plugin |
|
745
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
22 **/ |
|
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
23 |
| 767 | 24 /*jslint browser: true, debug: true, forin: true |
|
745
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
25 */ |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
26 |
| 636 | 27 // fallback for console.log calls |
| 797 | 28 if (typeof console === 'undefined') { |
| 636 | 29 var console = { |
| 692 | 30 log : function(){}, |
| 31 debug : function(){}, | |
| 32 error : function(){} | |
| 33 }; | |
| 779 | 34 var customConsole = false; // set to true if debugging for MS IE |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
35 } |
| 604 | 36 |
| 37 (function($) { | |
|
617
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
38 |
| 605 | 39 var defaults = { |
| 616 | 40 // version of this script |
| 946 | 41 'version' : 'jquery.digilib.js 2.1a1', |
| 616 | 42 // logo url |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
43 'logoUrl' : 'img/digilib-logo-text1.png', |
| 635 | 44 // homepage url (behind logo) |
| 45 'homeUrl' : 'http://digilib.berlios.de', | |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
46 // base URL to digilib (e.g. 'http://digilib.mpiwg-berlin.mpg.de/digitallibrary') |
| 744 | 47 'digilibBaseUrl' : null, |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
48 // base URL to Scaler servlet (usually digilibBaseUrl+'/servlet/Scaler') |
| 652 | 49 'scalerBaseUrl' : null, |
| 610 | 50 // list of Scaler parameters |
| 627 | 51 'scalerParamNames' : ['fn','pn','dw','dh','ww','wh','wx','wy','ws','mo', |
| 52 'rot','cont','brgt','rgbm','rgba','ddpi','ddpix','ddpiy'], | |
| 53 // Scaler parameter defaults | |
| 643 | 54 'pn' : 1, |
| 627 | 55 'ww' : 1.0, |
| 56 'wh' : 1.0, | |
| 57 'wx' : 0.0, | |
| 58 'wy' : 0.0, | |
| 59 'ws' : 1.0, | |
| 643 | 60 'mo' : '', |
| 61 'rot' : 0, | |
| 62 'cont' : 0, | |
| 63 'brgt' : 0, | |
| 64 'rgbm' : '0/0/0', | |
| 65 'rgba' : '0/0/0', | |
| 66 'ddpi' : null, | |
| 67 'ddpix' : null, | |
| 68 'ddpiy' : null, | |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
69 // list of digilib parameters |
|
772
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
70 'digilibParamNames' : ['fn','pn','ww','wh','wx','wy','ws','mo','rot','cont','brgt','rgbm','rgba','ddpi','mk','clop'], |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
71 // digilib parameter defaults |
| 643 | 72 'mk' : '', |
| 650 | 73 'clop' : '', |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
74 // list of additional parameters (for page outside of digilib) |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
75 'additionalParamNames' : [], |
| 914 | 76 // list of parameters to suppress when generating page URL |
| 77 'suppressParamNames' : null, | |
| 643 | 78 // mode of operation: |
| 79 // fullscreen = take parameters from page URL, keep state in page URL | |
| 80 // embedded = take parameters from Javascript options, keep state inside object | |
| 610 | 81 'interactionMode' : 'fullscreen', |
|
876
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
82 // arrow bar overlays for moving the zoomed area |
|
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
83 'showZoomArrows' : true, |
|
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
84 // zoom arrow bar minimal width (for small images) |
|
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
85 'zoomArrowMinWidth' : 6, |
|
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
86 // zoom arrow bar standard width |
|
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
87 'zoomArrowWidth' : 32, |
|
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
88 // by what percentage should the arrows move the zoomed area? |
|
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
89 'zoomArrowMoveFactor' : 0.5, |
| 616 | 90 // is the "about" window shown? |
| 741 | 91 'isAboutDivVisible' : false, |
| 795 | 92 // default size of background image for drag-scroll (same as Bird's Eye View image) |
| 93 'bgImgWidth' : 200, | |
| 94 'bgImgHeight' : 200, | |
| 95 // maximum width or height of background image for drag-scroll | |
| 778 | 96 'maxBgSize' : 10000, |
| 795 | 97 // parameters used by background image |
| 948 | 98 'bgImgParamNames' : ['fn','pn','dw','dh','mo','rot'], |
| 856 | 99 // reserved space in full page display (default value accounts for vertical scrollbar) |
| 785 | 100 'scalerInset' : 10 |
| 610 | 101 }; |
| 655 | 102 |
| 786 | 103 // list of plugins |
| 104 var plugins = {}; | |
| 787 | 105 // object to export functions to plugins |
| 948 | 106 var fn = null; |
| 786 | 107 // affine geometry plugin stub |
| 948 | 108 var geom = null; |
| 944 | 109 // rectangle with maximum zoom area |
| 948 | 110 var FULL_AREA = null; |
| 944 | 111 // limit for float comparison |
| 947 | 112 var EPSILON = 0.0001; |
| 113 // list of buttons | |
| 114 var buttons = {}; | |
| 655 | 115 |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
116 var actions = { |
| 668 | 117 // init: digilib initialization |
| 118 init : function(options) { | |
| 786 | 119 // import geometry classes |
| 120 if (plugins.geometry == null) { | |
| 121 $.error("jquery.digilib.geometry plugin not found!"); | |
|
790
baa98b639126
put plugins reference into plugin object. put geom into fn object for plugins.
robcast
parents:
788
diff
changeset
|
122 // last straw: old version |
| 785 | 123 geom = dlGeometry(); |
| 124 } else { | |
|
793
63c1b33e38b1
documentation for new plugin api in jquery-digilib-plugin.txt.
robcast
parents:
791
diff
changeset
|
125 // geometry plugin puts classes in the shared fn |
|
63c1b33e38b1
documentation for new plugin api in jquery-digilib-plugin.txt.
robcast
parents:
791
diff
changeset
|
126 geom = fn.geometry; |
| 785 | 127 } |
| 128 FULL_AREA = geom.rectangle(0, 0, 1, 1); | |
| 788 | 129 |
| 668 | 130 // settings for this digilib instance are merged from defaults and options |
| 131 var settings = $.extend({}, defaults, options); | |
| 132 var isFullscreen = settings.interactionMode === 'fullscreen'; | |
| 133 var queryParams = {}; | |
| 134 if (isFullscreen) { | |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
135 queryParams = parseQueryParams(); |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
136 // filter additional parameters |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
137 for (var p in queryParams) { |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
138 if ($.inArray(p, settings.digilibParamNames) < 0) { |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
139 settings.additionalParamNames.push(p); |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
140 } |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
141 } |
| 668 | 142 } |
| 143 return this.each(function() { | |
| 144 var $elem = $(this); | |
| 145 var data = $elem.data('digilib'); | |
| 688 | 146 var params, elemSettings; |
| 668 | 147 // if the plugin hasn't been initialized yet |
| 148 if (!data) { | |
| 149 // merge query parameters | |
| 150 if (isFullscreen) { | |
| 688 | 151 params = queryParams; |
| 668 | 152 } else { |
| 688 | 153 params = parseImgParams($elem); |
| 785 | 154 if ($.cookie) { |
| 727 | 155 // retrieve params from cookie |
| 156 var ck = "digilib-embed:fn:" + escape(params.fn) + ":pn:" + (params.pn || '1'); | |
| 785 | 157 var cs = $.cookie(ck); |
| 727 | 158 console.debug("get cookie=", ck, " value=", cs); |
| 159 if (cs) { | |
| 160 var cp = parseQueryString(cs); | |
| 728 | 161 // ignore fn and pn from cookie TODO: should we keep pn? |
| 162 delete cp.fn; | |
| 163 delete cp.pn; | |
| 785 | 164 $.extend(params, cp); |
| 727 | 165 } |
| 166 } | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
167 } |
| 856 | 168 // setup $elem.data, needs "deep copy" because of nesting |
| 849 | 169 elemSettings = $.extend(true, {}, settings, params); |
| 697 | 170 data = { |
| 856 | 171 // let $(this) know about $(this) :-) |
| 668 | 172 $elem : $elem, |
| 856 | 173 // let $elem have its own copy of settings |
| 668 | 174 settings : elemSettings, |
| 856 | 175 // and of the URL query parameters |
| 788 | 176 queryParams : params, |
| 668 | 177 }; |
|
793
63c1b33e38b1
documentation for new plugin api in jquery-digilib-plugin.txt.
robcast
parents:
791
diff
changeset
|
178 // store in jQuery data element |
| 668 | 179 $elem.data('digilib', data); |
| 180 } | |
| 181 unpackParams(data); | |
| 744 | 182 // check if browser knows *background-size |
| 741 | 183 for (var bs in {'':1, '-moz-':1, '-webkit-':1, '-o-':1}) { |
| 184 if ($elem.css(bs+'background-size')) { | |
| 185 data.hasBgSize = true; | |
| 186 data.bgSizeName = bs+'background-size'; | |
| 187 break; | |
| 188 } | |
| 189 } | |
| 944 | 190 data.hasPreviewBg = false; |
| 942 | 191 // check if browser supports AJAX-like URL-replace without reload |
| 192 data.hasAsyncReload = (typeof history.replaceState === 'function'); | |
| 744 | 193 // check digilib base URL |
| 194 if (elemSettings.digilibBaseUrl == null) { | |
| 195 if (isFullscreen) { | |
| 196 // take current host | |
| 197 var url = window.location.toString(); | |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
198 // assume the page lives in [webapp]/jquery/ |
| 915 | 199 var pos = url.indexOf('/jquery/'); |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
200 if (pos > 0) { |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
201 elemSettings.digilibBaseUrl = url.substring(0, pos); |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
202 } |
| 744 | 203 } else { |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
204 // may be we got the scaler URL from the img |
| 744 | 205 var url = elemSettings.scalerBaseUrl; |
| 206 if (url) { | |
| 207 // build it from scaler URL | |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
208 var pos = url.indexOf('/servlet/Scaler'); |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
209 elemSettings.digilibBaseUrl = url.substring(0, pos); |
| 744 | 210 } |
| 211 } | |
| 212 } | |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
213 // check scaler base URL |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
214 if (elemSettings.scalerBaseUrl == null) { |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
215 if (elemSettings.digilibBaseUrl) { |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
216 elemSettings.scalerBaseUrl = elemSettings.digilibBaseUrl + '/servlet/Scaler'; |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
217 } |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
218 } |
| 947 | 219 // set up event handlers |
| 220 $(data).on('update', handleUpdate); // handleUpdate needs to be the first handler for update | |
| 221 $(data).on('changeZoomArea', handleChangeZoomArea); | |
| 786 | 222 // initialise plugins |
| 787 | 223 for (n in plugins) { |
| 224 var p = plugins[n]; | |
|
793
63c1b33e38b1
documentation for new plugin api in jquery-digilib-plugin.txt.
robcast
parents:
791
diff
changeset
|
225 if (typeof p.init === 'function') { |
| 946 | 226 // call the plugins init() method |
|
793
63c1b33e38b1
documentation for new plugin api in jquery-digilib-plugin.txt.
robcast
parents:
791
diff
changeset
|
227 p.init(data); |
|
63c1b33e38b1
documentation for new plugin api in jquery-digilib-plugin.txt.
robcast
parents:
791
diff
changeset
|
228 } |
| 786 | 229 } |
|
763
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
230 // get image info from server if needed |
|
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
231 if (data.scaleMode === 'pixel' || data.scaleMode === 'size') { |
| 797 | 232 loadImageInfo(data); // triggers "imageInfo" on completion |
|
763
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
233 } |
| 947 | 234 // create HTML structure for scaler |
| 779 | 235 setupScalerDiv(data); |
| 668 | 236 // about window creation - TODO: could be deferred? restrict to only one item? |
| 237 setupAboutDiv(data); | |
| 856 | 238 // arrow overlays for moving zoomed detail |
| 239 setupZoomArrows(data); | |
| 795 | 240 // send setup event |
| 241 $(data).trigger('setup'); | |
| 668 | 242 }); |
| 243 }, | |
| 244 | |
| 245 // destroy: clean up digilib | |
| 246 destroy : function(data) { | |
| 247 return this.each(function(){ | |
| 248 var $elem = $(this); | |
| 917 | 249 $(window).off('.digilib'); // unbind all digilibs(?) |
| 668 | 250 data.digilib.remove(); |
| 251 $elem.removeData('digilib'); | |
| 252 }); | |
| 253 }, | |
| 254 | |
| 255 // show or hide the 'about' window | |
| 256 showAboutDiv : function(data, show) { | |
| 765 | 257 var on = showDiv(data.settings.isAboutDivVisible, data.$aboutDiv, show); |
| 258 data.settings.isAboutDivVisible = on; | |
| 946 | 259 //FIXME: highlightButtons(data, 'help', on); |
| 668 | 260 }, |
| 655 | 261 |
| 668 | 262 // goto given page nr (+/-: relative) |
| 263 gotoPage : function (data, pageNr) { | |
| 264 var settings = data.settings; | |
| 265 var oldpn = settings.pn; | |
| 716 | 266 if (pageNr == null) { |
| 267 pageNr = window.prompt("Goto page number", oldpn); | |
| 268 } | |
| 668 | 269 var pn = setNumValue(settings, "pn", pageNr); |
| 270 if (pn == null) return false; // nothing happened | |
| 271 if (pn < 1) { | |
| 272 alert("no such page (page number too low)"); | |
| 273 settings.pn = oldpn; | |
| 274 return false; | |
| 275 } | |
| 767 | 276 // TODO: how do we get pt? |
| 668 | 277 if (settings.pt) { |
| 278 if (pn > settings.pt) { | |
| 279 alert("no such page (page number too high)"); | |
| 623 | 280 settings.pn = oldpn; |
| 281 return false; | |
| 634 | 282 } |
| 668 | 283 } |
| 284 // reset mk and others(?) | |
| 285 data.marks = []; | |
| 927 | 286 data.zoomArea = FULL_AREA.copy(); |
| 668 | 287 // then reload |
| 288 redisplay(data); | |
| 289 }, | |
| 654 | 290 |
| 668 | 291 // zoom by a given factor |
| 292 zoomBy : function (data, factor) { | |
| 293 zoomBy(data, factor); | |
| 294 }, | |
| 647 | 295 |
| 767 | 296 // zoom to area (or interactive) |
| 297 zoomArea : function (data, area) { | |
| 298 var settings = data.settings; | |
| 299 if (area == null) { | |
| 300 // interactively | |
| 301 zoomArea(data); | |
| 302 } else { | |
| 303 data.zoomArea = geom.rectangle(area); | |
| 304 redisplay(data); | |
| 305 } | |
| 668 | 306 }, |
| 650 | 307 |
| 668 | 308 // zoom out to full page |
| 309 zoomFull : function (data, mode) { | |
| 917 | 310 data.zoomArea = FULL_AREA.copy(); |
| 668 | 311 if (mode === 'width') { |
| 312 data.dlOpts.fitwidth = 1; | |
| 313 delete data.dlOpts.fitheight; | |
| 314 } else if (mode === 'height') { | |
| 315 data.dlOpts.fitheight = 1; | |
| 316 delete data.dlOpts.fitwidth; | |
| 317 } else { | |
| 318 delete data.dlOpts.fitwidth; | |
| 319 delete data.dlOpts.fitheight; | |
| 320 } | |
| 321 redisplay(data); | |
| 322 }, | |
| 323 | |
|
876
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
324 // move zoomed area |
|
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
325 moveZoomArea : function (data, dx, dy) { |
| 944 | 326 var za = data.zoomArea.copy(); |
|
876
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
327 var factor = data.settings.zoomArrowMoveFactor; |
|
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
328 var deltaX = dx * factor * za.width; |
|
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
329 var deltaY = dy * factor * za.height; |
| 931 | 330 var delta = geom.position(deltaX, deltaY); |
| 331 za.addPosition(delta); | |
| 944 | 332 za = FULL_AREA.fit(za); |
| 942 | 333 $(data).trigger('changeZoomArea', za); |
| 944 | 334 data.zoomArea = za; |
|
876
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
335 redisplay(data); |
|
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
336 }, |
|
a5a460afb912
treat arrows as normal buttons; factor out createButton()
hertzhaft
parents:
871
diff
changeset
|
337 |
| 668 | 338 // set a mark by clicking (or giving a position) |
| 339 setMark : function (data, mpos) { | |
| 340 if (mpos == null) { | |
| 341 // interactive | |
| 342 setMark(data); | |
| 343 } else { | |
| 344 // use position | |
| 345 data.marks.push(pos); | |
| 663 | 346 redisplay(data); |
| 604 | 347 } |
| 668 | 348 }, |
| 349 | |
| 350 // remove the last mark | |
| 351 removeMark : function (data) { | |
| 352 data.marks.pop(); | |
| 353 redisplay(data); | |
| 354 }, | |
| 355 | |
| 356 // mirror the image | |
| 357 mirror : function (data, mode) { | |
| 358 var flags = data.scalerFlags; | |
| 359 if (mode === 'h') { | |
| 360 if (flags.hmir) { | |
| 361 delete flags.hmir; | |
| 362 } else { | |
| 363 flags.hmir = 1; | |
| 364 } | |
| 365 } else { | |
| 366 if (flags.vmir) { | |
| 367 delete flags.vmir; | |
| 368 } else { | |
| 369 flags.vmir = 1; | |
| 370 } | |
| 371 } | |
| 372 redisplay(data); | |
| 373 }, | |
| 650 | 374 |
| 668 | 375 // rotate the image |
| 376 rotate : function (data, angle) { | |
| 377 var rot = data.settings.rot; | |
| 378 if (angle == null) { | |
| 379 angle = window.prompt("Rotation angle:", rot); | |
| 380 } | |
| 381 data.settings.rot = angle; | |
| 382 redisplay(data); | |
| 383 }, | |
| 384 | |
| 385 // change brightness | |
| 386 brightness : function (data, factor) { | |
| 387 var brgt = data.settings.brgt; | |
| 388 if (factor == null) { | |
| 389 factor = window.prompt("Brightness (-255..255)", brgt); | |
| 390 } | |
| 391 data.settings.brgt = factor; | |
| 392 redisplay(data); | |
| 393 }, | |
| 394 | |
| 395 // change contrast | |
| 396 contrast : function (data, factor) { | |
| 397 var cont = data.settings.cont; | |
| 398 if (factor == null) { | |
| 399 factor = window.prompt("Contrast (-8, 8)", cont); | |
| 400 } | |
| 401 data.settings.cont = factor; | |
| 402 redisplay(data); | |
| 688 | 403 }, |
| 710 | 404 |
|
929
e881ab1c2f47
first step to "preview" like zoom-drag for more operations
robcast
parents:
928
diff
changeset
|
405 // reset image parameters to defaults TODO: improve this! |
| 688 | 406 reset : function (data) { |
| 407 var settings = data.settings; | |
| 408 var paramNames = settings.digilibParamNames; | |
| 409 var params = data.queryParams; | |
| 410 // delete all digilib parameters | |
| 411 for (var i = 0; i < paramNames.length; i++) { | |
| 412 var paramName = paramNames[i]; | |
| 413 delete settings[paramName]; | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
414 } |
|
735
790a7673bef0
improved some embedded buttons; fixed reset function
hertzhaft
parents:
733
diff
changeset
|
415 settings.fn = params.fn || ''; // no default defined |
|
790a7673bef0
improved some embedded buttons; fixed reset function
hertzhaft
parents:
733
diff
changeset
|
416 settings.pn = params.pn || defaults.pn; |
|
790a7673bef0
improved some embedded buttons; fixed reset function
hertzhaft
parents:
733
diff
changeset
|
417 settings.dw = params.dw; |
|
790a7673bef0
improved some embedded buttons; fixed reset function
hertzhaft
parents:
733
diff
changeset
|
418 settings.dh = params.dh; |
| 709 | 419 settings.isBirdDivVisible = false; |
| 946 | 420 settings.visibleButtonSets = 1; // FIXME |
|
735
790a7673bef0
improved some embedded buttons; fixed reset function
hertzhaft
parents:
733
diff
changeset
|
421 // resets zoomArea, marks, scalerflags |
| 917 | 422 data.zoomArea = FULL_AREA.copy(); |
|
735
790a7673bef0
improved some embedded buttons; fixed reset function
hertzhaft
parents:
733
diff
changeset
|
423 data.marks = []; |
|
790a7673bef0
improved some embedded buttons; fixed reset function
hertzhaft
parents:
733
diff
changeset
|
424 data.scalerFlags = {}; |
| 712 | 425 delete data.dlOpts.fitwidth; |
| 426 delete data.dlOpts.fitheight; | |
| 688 | 427 redisplay(data); |
| 689 | 428 }, |
| 429 | |
| 703 | 430 // presents a reference url (returns value if noprompt) |
| 431 reference : function (data, noprompt) { | |
| 744 | 432 var url = getDigilibUrl(data); |
| 703 | 433 if (noprompt == null) { |
| 434 window.prompt("URL reference to the current view", url); | |
| 435 } | |
| 436 return url; | |
| 437 }, | |
| 710 | 438 |
| 703 | 439 // set image quality |
| 748 | 440 setQuality : function (data, qual) { |
| 703 | 441 var oldq = getQuality(data); |
| 442 if (qual == null) { | |
| 443 qual = window.prompt("Image quality (0..2)", oldq); | |
| 444 } | |
| 445 qual = parseInt(qual, 10); | |
| 446 if (qual >= 0 && qual <= 2) { | |
| 447 setQuality(data, qual); | |
| 448 redisplay(data); | |
| 449 } | |
|
754
ce5a0e6b5ee9
reading image info asynchronously works now. has just no use yet.
robcast
parents:
751
diff
changeset
|
450 }, |
|
760
f0be4432f515
primitive plugin extension mechanism - unsure how useful this is
hertzhaft
parents:
755
diff
changeset
|
451 |
|
754
ce5a0e6b5ee9
reading image info asynchronously works now. has just no use yet.
robcast
parents:
751
diff
changeset
|
452 // calibrate (only faking) |
|
772
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
453 calibrate : function (data, res) { |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
454 var oldRes = data.settings.ddpi; |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
455 if (res == null) { |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
456 res = window.prompt("Display resolution (dpi)", oldRes); |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
457 } |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
458 if (res != null) { |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
459 data.settings.ddpi = res; |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
460 redisplay(data); |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
461 } |
|
760
f0be4432f515
primitive plugin extension mechanism - unsure how useful this is
hertzhaft
parents:
755
diff
changeset
|
462 }, |
| 775 | 463 |
|
761
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
464 // set image scale mode |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
465 setScaleMode : function (data, mode) { |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
466 var oldM = getScaleMode(data); |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
467 if (mode == null) { |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
468 mode = window.prompt("Image scale mode (screen, pixel, size)", oldM); |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
469 } |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
470 if (mode != null) { |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
471 setScaleMode(data, mode); |
|
763
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
472 data.scaleMode = mode; |
|
761
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
473 redisplay(data); |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
474 } |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
475 } |
| 775 | 476 |
|
763
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
477 // end of actions |
| 605 | 478 }; |
| 604 | 479 |
| 608 | 480 // returns parameters from page url |
| 607 | 481 var parseQueryParams = function() { |
| 636 | 482 return parseQueryString(window.location.search.slice(1)); |
| 483 }; | |
| 655 | 484 |
| 636 | 485 // returns parameters from embedded img-element |
| 607 | 486 var parseImgParams = function($elem) { |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
487 var src = $elem.find('img').first().attr('src'); |
| 710 | 488 if (!src) return null; |
| 607 | 489 var pos = src.indexOf('?'); |
| 490 var query = (pos < 0) ? '' : src.substring(pos + 1); | |
| 491 var scalerUrl = src.substring(0, pos); | |
| 627 | 492 var params = parseQueryString(query); |
| 493 params.scalerBaseUrl = scalerUrl; | |
| 494 return params; | |
| 636 | 495 }; |
| 607 | 496 |
| 608 | 497 // parses query parameter string into parameter object |
| 607 | 498 var parseQueryString = function(query) { |
| 701 | 499 var params = {}; |
| 500 if (query == null) return params; | |
| 607 | 501 var pairs = query.split("&"); |
| 636 | 502 //var keys = []; |
| 607 | 503 for (var i = 0; i < pairs.length; i++) { |
| 504 var pair = pairs[i].split("="); | |
| 505 if (pair.length === 2) { | |
| 627 | 506 params[pair[0]] = pair[1]; |
| 636 | 507 //keys.push(pair[0]); |
| 634 | 508 } |
| 636 | 509 } |
| 627 | 510 return params; |
| 636 | 511 }; |
| 668 | 512 |
| 643 | 513 // returns a query string from key names from a parameter hash (ignoring if the same value is in defaults) |
| 514 var getParamString = function (settings, keys, defaults) { | |
| 615 | 515 var paramString = ''; |
| 650 | 516 var nx = false; |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
517 for (var i = 0; i < keys.length; ++i) { |
| 615 | 518 var key = keys[i]; |
| 663 | 519 if ((settings[key] != null) && ((defaults == null) || (settings[key] != defaults[key]))) { |
| 615 | 520 // first param gets no '&' |
| 650 | 521 if (nx) { |
| 522 paramString += '&'; | |
| 523 } else { | |
| 524 nx = true; | |
| 525 } | |
| 615 | 526 // add parm=val |
| 527 paramString += key + '=' + settings[key]; | |
| 643 | 528 } |
| 615 | 529 } |
| 530 return paramString; | |
| 631 | 531 }; |
| 532 | |
| 636 | 533 // returns URL and query string for Scaler |
| 534 var getScalerUrl = function (data) { | |
| 741 | 535 packParams(data); |
| 653 | 536 var settings = data.settings; |
| 652 | 537 if (settings.scalerBaseUrl == null) { |
| 538 alert("ERROR: URL of digilib Scaler servlet missing!"); | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
539 } |
| 636 | 540 var keys = settings.scalerParamNames; |
| 643 | 541 var queryString = getParamString(settings, keys, defaults); |
| 636 | 542 var url = settings.scalerBaseUrl + '?' + queryString; |
| 543 return url; | |
| 544 }; | |
| 545 | |
| 741 | 546 // returns URL for bird's eye view image |
| 795 | 547 var getBgImgUrl = function (data, moreParams) { |
| 741 | 548 var settings = data.settings; |
| 795 | 549 var bgOptions = { |
| 550 dw : settings.bgImgWidth, | |
| 551 dh : settings.bgImgHeight | |
| 741 | 552 }; |
| 795 | 553 var bgSettings = $.extend({}, settings, bgOptions); |
| 931 | 554 // filter scaler flags (use only hmir and vmir) |
| 795 | 555 if (bgSettings.mo != null) { |
| 556 var mo = ''; | |
| 557 if (data.scalerFlags.hmir != null) { | |
| 558 mo += 'hmir,'; | |
| 767 | 559 } |
| 795 | 560 if (data.scalerFlags.vmir != null) { |
| 561 mo += 'vmir'; | |
| 562 } | |
| 563 bgSettings.mo = mo; | |
| 743 | 564 } |
| 948 | 565 var params = getParamString(bgSettings, settings.bgImgParamNames, defaults); |
| 743 | 566 var url = settings.scalerBaseUrl + '?' + params; |
| 741 | 567 return url; |
| 568 }; | |
|
745
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
569 |
| 636 | 570 // returns URL and query string for current digilib |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
571 var getDigilibUrl = function (data) { |
| 643 | 572 packParams(data); |
| 636 | 573 var settings = data.settings; |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
574 var paramList = settings.additionalParamNames.concat(settings.digilibParamNames); |
| 914 | 575 if (settings.suppressParamNames != null) { |
| 576 // eliminate suppressed parameters from list | |
| 577 paramList = $.map(paramList, function(e, idx) { | |
| 578 if ($.inArray(e, settings.suppressParamNames) >= 0) { | |
| 579 return null; | |
| 580 } else { | |
| 581 return e; | |
| 582 } | |
| 583 }); | |
| 584 } | |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
585 var queryString = getParamString(settings, paramList, defaults); |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
586 // take url from current location |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
587 var url = window.location.href; |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
588 var pos = url.indexOf('?'); |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
589 if (pos > -1) { |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
590 url = url.substring(0, pos); |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
591 } |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
592 return url + '?' + queryString; |
| 636 | 593 }; |
| 594 | |
| 797 | 595 // loads image information from digilib server via HTTP |
| 596 var loadImageInfo = function (data) { | |
|
754
ce5a0e6b5ee9
reading image info asynchronously works now. has just no use yet.
robcast
parents:
751
diff
changeset
|
597 var settings = data.settings; |
| 917 | 598 // bind default function (only once) |
| 599 $(data).off('imageInfo', handleImageInfo); | |
| 600 $(data).on('imageInfo', handleImageInfo); | |
| 601 var url = settings.digilibBaseUrl + '/ImgInfo-json.jsp'; | |
|
754
ce5a0e6b5ee9
reading image info asynchronously works now. has just no use yet.
robcast
parents:
751
diff
changeset
|
602 url += '?' + getParamString(settings, ['fn', 'pn'], defaults); |
| 767 | 603 // TODO: better error handling |
| 785 | 604 $.getJSON(url, function (json) { |
|
754
ce5a0e6b5ee9
reading image info asynchronously works now. has just no use yet.
robcast
parents:
751
diff
changeset
|
605 console.debug("got json data=", json); |
|
ce5a0e6b5ee9
reading image info asynchronously works now. has just no use yet.
robcast
parents:
751
diff
changeset
|
606 data.imgInfo = json; |
| 797 | 607 // send event |
| 608 $(data).trigger('imageInfo', [json]); | |
|
754
ce5a0e6b5ee9
reading image info asynchronously works now. has just no use yet.
robcast
parents:
751
diff
changeset
|
609 }); |
|
ce5a0e6b5ee9
reading image info asynchronously works now. has just no use yet.
robcast
parents:
751
diff
changeset
|
610 }; |
| 775 | 611 |
| 655 | 612 // processes some parameters into objects and stuff |
| 631 | 613 var unpackParams = function (data) { |
| 614 var settings = data.settings; | |
| 636 | 615 // zoom area |
| 631 | 616 var zoomArea = geom.rectangle(settings.wx, settings.wy, settings.ww, settings.wh); |
| 643 | 617 data.zoomArea = zoomArea; |
| 636 | 618 // marks |
| 631 | 619 var marks = []; |
| 650 | 620 if (settings.mk) { |
| 621 var mk = settings.mk; | |
| 622 if (mk.indexOf(";") >= 0) { | |
| 623 var pa = mk.split(";"); // old format with ";" | |
| 624 } else { | |
| 625 var pa = mk.split(","); // new format | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
626 } |
| 650 | 627 for (var i = 0; i < pa.length ; i++) { |
| 628 var pos = pa[i].split("/"); | |
| 629 if (pos.length > 1) { | |
| 630 marks.push(geom.position(pos[0], pos[1])); | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
631 } |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
632 } |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
633 } |
| 643 | 634 data.marks = marks; |
| 650 | 635 // mo (Scaler flags) |
| 636 var flags = {}; | |
| 637 if (settings.mo) { | |
| 638 var pa = settings.mo.split(","); | |
| 639 for (var i = 0; i < pa.length ; i++) { | |
| 640 flags[pa[i]] = pa[i]; | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
641 } |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
642 } |
| 650 | 643 data.scalerFlags = flags; |
|
763
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
644 data.scaleMode = getScaleMode(data); |
| 723 | 645 retrieveOptions(data); |
| 655 | 646 }; |
| 647 | |
| 822 | 648 // put area into parameters |
| 649 var packArea = function (settings, area) { | |
| 650 if (!area) return; | |
| 651 // zoom area | |
| 652 settings.wx = cropFloat(area.x); | |
| 653 settings.wy = cropFloat(area.y); | |
| 654 settings.ww = cropFloat(area.width); | |
| 655 settings.wh = cropFloat(area.height); | |
| 656 }; | |
| 657 | |
| 658 // put marks into parameters | |
| 659 var packMarks = function (settings, marks) { | |
| 660 if (!marks) return; | |
| 661 settings.mk = ''; | |
| 662 for (var i = 0; i < marks.length; i++) { | |
| 663 if (i) { | |
| 664 settings.mk += ','; | |
| 665 } | |
| 666 settings.mk += | |
| 667 cropFloatStr(marks[i].x) + '/' + | |
| 668 cropFloatStr(marks[i].y); | |
| 669 } | |
| 670 }; | |
| 671 | |
| 672 // pack scaler flags into parameters | |
| 673 var packScalerFlags = function (settings, flags) { | |
| 674 if (!flags) return; | |
| 675 var mo = ''; | |
| 676 for (var f in flags) { | |
| 677 if (mo) { | |
| 678 mo += ','; | |
| 679 } | |
| 680 mo += f; | |
| 681 } | |
| 682 settings.mo = mo; | |
| 683 }; | |
| 684 | |
| 631 | 685 // put objects back into parameters |
| 686 var packParams = function (data) { | |
| 687 var settings = data.settings; | |
| 822 | 688 packArea(settings, data.zoomArea); |
| 689 packMarks(settings, data.marks); | |
| 690 packScalerFlags(settings, data.scalerFlags); | |
| 691 // store user interface options in cookie | |
| 723 | 692 storeOptions(data); |
| 709 | 693 }; |
| 688 | 694 |
| 723 | 695 var storeOptions = function (data) { |
| 701 | 696 // save digilib options in cookie |
| 709 | 697 var settings = data.settings; |
| 698 if (data.dlOpts) { | |
| 699 // save digilib settings in options | |
| 700 data.dlOpts.birdview = settings.isBirdDivVisible ? 1 : 0; | |
| 701 data.dlOpts.buttons = settings.visibleButtonSets; | |
| 702 var clop = ''; | |
| 703 for (var o in data.dlOpts) { | |
| 704 if (clop) { | |
| 705 clop += '&'; | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
706 } |
| 709 | 707 clop += o + '=' + data.dlOpts[o]; |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
708 } |
| 785 | 709 if ($.cookie) { |
| 709 | 710 var ck = "digilib:fn:" + escape(settings.fn) + ":pn:" + settings.pn; |
| 711 console.debug("set cookie=", ck, " value=", clop); | |
| 785 | 712 $.cookie(ck, clop); |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
713 } |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
714 } |
| 785 | 715 if (settings.interactionMode !== 'fullscreen' && $.cookie) { |
| 727 | 716 // store normal parameters in cookie for embedded mode |
| 717 var qs = getParamString(settings, settings.digilibParamNames, defaults); | |
| 718 var ck = "digilib-embed:fn:" + escape(settings.fn) + ":pn:" + settings.pn; | |
| 719 console.debug("set cookie=", ck, " value=", qs); | |
| 785 | 720 $.cookie(ck, qs); |
| 727 | 721 } |
| 631 | 722 }; |
| 655 | 723 |
| 723 | 724 var retrieveOptions = function (data) { |
| 709 | 725 // clop (digilib options) |
| 726 var opts = {}; | |
| 727 var settings = data.settings; | |
| 785 | 728 if ($.cookie) { |
| 709 | 729 // read from cookie |
| 730 var ck = "digilib:fn:" + escape(settings.fn) + ":pn:" + settings.pn; | |
| 785 | 731 var cp = $.cookie(ck); |
| 709 | 732 console.debug("get cookie=", ck, " value=", cp); |
| 733 // in query string format | |
| 734 opts = parseQueryString(cp); | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
735 } |
| 709 | 736 data.dlOpts = opts; |
| 737 // birdview option | |
| 738 if (opts.birdview != null) { | |
| 739 settings.isBirdDivVisible = opts.birdview === '1'; | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
740 } |
| 709 | 741 // visible button sets |
| 742 if (opts.buttons != null) { | |
| 743 settings.visibleButtonSets = opts.buttons; | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
744 } |
| 711 | 745 }; |
| 709 | 746 |
| 622 | 747 // (re)load the img from a new scaler URL |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
748 var redisplay = function (data) { |
| 636 | 749 var settings = data.settings; |
| 750 if (settings.interactionMode === 'fullscreen') { | |
| 751 // update location.href (browser URL) in fullscreen mode | |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
752 var url = getDigilibUrl(data); |
| 636 | 753 var history = window.history; |
| 942 | 754 if (data.hasAsyncReload) { |
|
798
b07d1824ca2a
fullscreen mode works without reload on browsers supporting history.pushstate!
robcast
parents:
797
diff
changeset
|
755 console.debug("faking reload to "+url); |
|
b07d1824ca2a
fullscreen mode works without reload on browsers supporting history.pushstate!
robcast
parents:
797
diff
changeset
|
756 // change url without reloading (stateObj, title, url) |
|
890
613c2089bc7a
use setstate in redisplay instead of pushstate as long as we don't deal with popstate (i.e. history-back).
robcast
parents:
889
diff
changeset
|
757 // TODO: we really need to push the state in stateObj and listen to pop-events |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
758 try { |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
759 history.replaceState({}, '', url); |
| 931 | 760 // show busy cursor |
| 761 $('body').css('cursor', 'progress'); | |
| 934 | 762 data.$scaler.css('cursor', 'progress'); |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
763 // change img src |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
764 var imgurl = getScalerUrl(data); |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
765 data.$img.attr('src', imgurl); |
| 917 | 766 if (data.scalerFlags.clip != null || data.scalerFlags.osize != null) { |
| 767 // we need image info, do we have it? | |
| 768 if (data.imgInfo == null) { | |
| 769 loadImageInfo(data); | |
| 770 } | |
| 771 } | |
| 946 | 772 //FIXME: highlightButtons(data); |
| 942 | 773 // invalidate background |
| 944 | 774 data.hasPreviewBg = false; |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
775 // send event |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
776 $(data).trigger('redisplay'); |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
777 } catch (e) { |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
778 console.error("replaceState("+url+") didn't work: "+e); |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
779 // reload window |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
780 window.location = url; |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
781 } |
|
798
b07d1824ca2a
fullscreen mode works without reload on browsers supporting history.pushstate!
robcast
parents:
797
diff
changeset
|
782 } else { |
|
b07d1824ca2a
fullscreen mode works without reload on browsers supporting history.pushstate!
robcast
parents:
797
diff
changeset
|
783 // reload window |
|
b07d1824ca2a
fullscreen mode works without reload on browsers supporting history.pushstate!
robcast
parents:
797
diff
changeset
|
784 window.location = url; |
|
b07d1824ca2a
fullscreen mode works without reload on browsers supporting history.pushstate!
robcast
parents:
797
diff
changeset
|
785 } |
| 636 | 786 } else { |
| 787 // embedded mode -- just change img src | |
| 931 | 788 // show busy cursor |
| 789 $('body').css('cursor', 'progress'); | |
| 934 | 790 data.$scaler.css('cursor', 'progress'); |
| 636 | 791 var url = getScalerUrl(data); |
| 792 data.$img.attr('src', url); | |
| 917 | 793 if (data.scalerFlags.clip != null || data.scalerFlags.osize != null) { |
| 794 // we need image info, do we have it? | |
| 795 if (data.imgInfo == null) { | |
| 796 loadImageInfo(data); | |
| 797 } | |
| 798 } | |
| 946 | 799 //FIXME: highlightButtons(data); // TODO: better solution |
| 942 | 800 // invalidate background |
| 944 | 801 data.hasPreviewBg = false; |
| 795 | 802 // send event |
| 803 $(data).trigger('redisplay'); | |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
804 } |
| 622 | 805 }; |
| 806 | |
| 767 | 807 // update display (overlays etc.) |
| 808 var updateDisplay = function (data) { | |
| 947 | 809 // send event |
| 810 $(data).trigger('update'); | |
| 811 }; | |
| 812 | |
| 813 // update display (overlays etc.) | |
| 814 var handleUpdate = function (evt) { | |
| 815 var data = this; | |
| 767 | 816 updateImgTrafo(data); |
| 817 renderMarks(data); | |
| 818 setupZoomDrag(data); | |
| 862 | 819 renderZoomArrows(data); |
| 767 | 820 }; |
| 947 | 821 |
| 662 | 822 // returns maximum size for scaler img in fullscreen mode |
| 778 | 823 var getFullscreenImgSize = function (data) { |
|
886
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
824 var mode = data.settings.interactionMode; |
| 662 | 825 var $win = $(window); |
| 826 var winH = $win.height(); | |
| 779 | 827 var winW = $win.width(); |
| 828 var $body = $('body'); | |
|
886
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
829 // include standard body margins and check plausibility |
| 780 | 830 var borderW = $body.outerWidth(true) - $body.width(); |
|
886
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
831 if (borderW === 0 || borderW > 100) { |
|
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
832 console.debug("fixing border width for getFullscreenImgSize!"); |
|
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
833 borderW = data.settings.scalerInset; |
|
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
834 } |
| 780 | 835 var borderH = $body.outerHeight(true) - $body.height(); |
|
886
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
836 if (borderH === 0 || borderH > 100) { |
|
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
837 console.debug("fixing border height for getFullscreenImgSize!"); |
|
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
838 borderH = 5; |
|
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
839 } |
| 946 | 840 var buttonsW = 0; |
|
886
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
841 if (data.settings.visibleButtonSets) { |
|
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
842 // get button width from settings |
| 947 | 843 buttonsW = data.settings.buttonSettings[mode].buttonSetWidth * data.settings.visibleButtonSets; |
| 779 | 844 } |
| 845 // account for left/right border, body margins and additional requirements | |
|
886
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
846 var imgW = winW - borderW - buttonsW; |
|
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
847 var imgH = winH - borderH; |
|
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
848 console.debug(winW, winH, 'winW:', $win.width(), 'border:', borderW, 'buttonsW:', buttonsW, 'calc:', imgW); |
|
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
849 return geom.size(imgW, imgH); |
| 662 | 850 }; |
| 851 | |
| 608 | 852 // creates HTML structure for digilib in elem |
| 627 | 853 var setupScalerDiv = function (data) { |
| 854 var settings = data.settings; | |
| 647 | 855 var $elem = data.$elem; |
| 725 | 856 $elem.addClass('digilib'); |
| 728 | 857 var $img; |
| 858 var scalerUrl; | |
| 608 | 859 if (settings.interactionMode === 'fullscreen') { |
| 728 | 860 // fullscreen |
| 725 | 861 $elem.addClass('dl_fullscreen'); |
| 778 | 862 var imgSize = getFullscreenImgSize(data); |
| 650 | 863 // fitwidth/height omits destination height/width |
| 728 | 864 if (data.dlOpts.fitheight == null) { |
| 650 | 865 settings.dw = imgSize.width; |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
866 } |
| 728 | 867 if (data.dlOpts.fitwidth == null) { |
| 650 | 868 settings.dh = imgSize.height; |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
869 } |
| 686 | 870 scalerUrl = getScalerUrl(data); |
| 728 | 871 $img = $('<img/>'); |
| 609 | 872 } else { |
| 728 | 873 // embedded mode -- try to keep img tag |
| 725 | 874 $elem.addClass('dl_embedded'); |
| 728 | 875 scalerUrl = getScalerUrl(data); |
| 623 | 876 $img = $elem.find('img'); |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
877 if ($img.length > 0) { |
|
870
80cc227c1d50
keep title and alt attributes from HTML for scaler img
hertzhaft
parents:
869
diff
changeset
|
878 var oldUrl = $img.attr('src'); |
|
80cc227c1d50
keep title and alt attributes from HTML for scaler img
hertzhaft
parents:
869
diff
changeset
|
879 // keep img attributes from html |
|
80cc227c1d50
keep title and alt attributes from HTML for scaler img
hertzhaft
parents:
869
diff
changeset
|
880 var title = $img.attr('title'); |
|
80cc227c1d50
keep title and alt attributes from HTML for scaler img
hertzhaft
parents:
869
diff
changeset
|
881 var alt = $img.attr('alt'); |
|
80cc227c1d50
keep title and alt attributes from HTML for scaler img
hertzhaft
parents:
869
diff
changeset
|
882 if (oldUrl === scalerUrl) { |
|
80cc227c1d50
keep title and alt attributes from HTML for scaler img
hertzhaft
parents:
869
diff
changeset
|
883 console.debug("img detach:", $img); |
|
80cc227c1d50
keep title and alt attributes from HTML for scaler img
hertzhaft
parents:
869
diff
changeset
|
884 $img.detach(); |
|
80cc227c1d50
keep title and alt attributes from HTML for scaler img
hertzhaft
parents:
869
diff
changeset
|
885 } else { |
|
80cc227c1d50
keep title and alt attributes from HTML for scaler img
hertzhaft
parents:
869
diff
changeset
|
886 $img = $('<img/>'); |
|
80cc227c1d50
keep title and alt attributes from HTML for scaler img
hertzhaft
parents:
869
diff
changeset
|
887 $img.attr("title", title); |
|
80cc227c1d50
keep title and alt attributes from HTML for scaler img
hertzhaft
parents:
869
diff
changeset
|
888 $img.attr("alt", alt); |
| 728 | 889 } |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
890 } else { |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
891 $img = $('<img/>'); |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
892 } |
| 608 | 893 } |
| 822 | 894 // create new inner html, keeping buttons and content marked with "keep" class |
| 895 $elem.contents(":not(.keep)").remove(); | |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
896 var $scaler = $('<div class="scaler"/>'); |
| 779 | 897 // scaler should be the first child element? |
| 898 $elem.prepend($scaler); | |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
899 $scaler.append($img); |
| 622 | 900 $img.addClass('pic'); |
| 649 | 901 data.$scaler = $scaler; |
| 636 | 902 data.$img = $img; |
| 947 | 903 // set busy cursor |
| 904 $('body').css('cursor','progress'); | |
| 905 data.$scaler.css('cursor', 'progress'); | |
| 942 | 906 // set up image load handler before setting the src attribute (IE bug) |
| 687 | 907 $img.load(scalerImgLoadedHandler(data)); |
| 767 | 908 $img.error(function () {console.error("error loading scaler image");}); |
| 687 | 909 $img.attr('src', scalerUrl); |
| 608 | 910 }; |
| 615 | 911 |
| 856 | 912 // creates arrow overlays for moving the zoomed area |
| 913 var setupZoomArrows = function (data) { | |
| 914 var $elem = data.$elem; | |
| 915 var settings = data.settings; | |
| 877 | 916 var show = settings.showZoomArrows; |
| 856 | 917 console.log('zoom arrows:', show); |
| 918 if (!show) return; | |
| 877 | 919 var mode = settings.interactionMode; |
| 920 var arrowNames = settings.buttonSettings[mode].arrowSet; | |
| 879 | 921 if (arrowNames == null) return; |
| 877 | 922 // arrow divs are marked with class "keep" |
| 923 var $arrowsDiv = $('<div class="keep arrows"/>'); | |
| 924 $elem.append($arrowsDiv); | |
| 925 // create all arrow buttons | |
| 946 | 926 // TODO: do this without buttons plugin? |
| 877 | 927 $.each(arrowNames, function(i, arrowName){ |
| 946 | 928 fn.createButton(data, $arrowsDiv, arrowName); |
| 877 | 929 }); |
| 856 | 930 }; |
| 931 | |
| 862 | 932 // size and show arrow overlays, called after scaler img is loaded |
| 933 var renderZoomArrows = function (data) { | |
| 877 | 934 var settings = data.settings; |
| 935 var $arrowsDiv = data.$elem.find('div.arrows'); | |
| 879 | 936 if (isFullArea(data.zoomArea) || !settings.showZoomArrows) { |
| 937 $arrowsDiv.hide(); | |
| 938 return; | |
| 939 } | |
| 940 $arrowsDiv.show(); | |
| 877 | 941 var r = geom.rectangle(data.$scaler); |
| 942 // calculate arrow bar width | |
| 943 var aw = settings.zoomArrowWidth; | |
| 944 var minWidth = settings.zoomArrowMinWidth; | |
| 945 // arrow bar width should not exceed 10% of scaler width/height | |
| 946 var maxWidth = Math.min(r.width, r.height)/10; | |
| 947 if (aw > maxWidth) { | |
| 948 aw = maxWidth; | |
| 949 if (aw < minWidth) { | |
| 950 aw = minWidth; | |
| 951 } | |
| 952 } | |
| 879 | 953 // vertical position of left/right image |
| 878 | 954 var arrowData = [{ |
| 955 name : 'up', | |
| 956 rect : geom.rectangle(r.x, r.y, r.width, aw), | |
| 957 show : canMove(data, 0, -1) | |
| 958 }, { | |
| 959 name : 'down', | |
| 879 | 960 rect : geom.rectangle(r.x, r.y + r.height - aw, r.width, aw), |
| 878 | 961 show : canMove(data, 0, 1) |
| 962 }, { | |
| 963 name : 'left', | |
| 964 rect : geom.rectangle(r.x, r.y, aw, r.height), | |
| 884 | 965 show : canMove(data, -1, 0) |
| 878 | 966 }, { |
| 967 name : 'right', | |
| 968 rect : geom.rectangle(r.x + r.width - aw, r.y, aw, r.height), | |
| 969 show : canMove(data, 1, 0) | |
| 970 }]; | |
| 971 // render a single zoom Arrow | |
| 972 var render = function (i, item) { | |
| 973 var $arrow = $arrowsDiv.find('div.button-' + item.name); | |
| 974 if (item.show) { | |
| 975 $arrow.show(); | |
| 976 } else { | |
| 977 $arrow.hide(); | |
| 879 | 978 return; |
| 878 | 979 } |
| 879 | 980 var r = item.rect; |
| 981 r.adjustDiv($arrow); | |
| 982 var $a = $arrow.contents('a'); | |
| 983 var $img = $a.contents('img'); | |
| 984 $img.width(aw).height(aw); | |
| 985 // hack for missing vertical-align | |
| 986 if (item.name.match(/left|right/)) { | |
| 987 var top = (r.height - $a.height())/2; | |
| 988 $a.css({'top' : top}); // position : 'relative' | |
| 989 } | |
| 878 | 990 }; |
| 991 $.each(arrowData, render); | |
| 862 | 992 }; |
| 993 | |
| 625 | 994 // creates HTML structure for the about view in elem |
|
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
995 var setupAboutDiv = function (data) { |
| 647 | 996 var $elem = data.$elem; |
|
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
997 var settings = data.settings; |
| 625 | 998 var $aboutDiv = $('<div class="about" style="display:none"/>'); |
|
886
cb23fe100d7e
make getFullscreenImgSize more robust. put button width in settings.
robcast
parents:
879
diff
changeset
|
999 var $header = $('<p>Digilib Image Viewer</p>'); |
| 616 | 1000 var $link = $('<a/>'); |
| 1001 var $logo = $('<img class="logo" title="digilib"/>'); | |
| 1002 var $content = $('<p/>'); | |
| 1003 $elem.append($aboutDiv); | |
| 1004 $aboutDiv.append($header); | |
| 1005 $aboutDiv.append($link); | |
| 1006 $aboutDiv.append($content); | |
| 1007 $link.append($logo); | |
|
913
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
1008 logoUrl = settings.logoUrl; |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
1009 // make relative logoUrl absolute |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
1010 if (logoUrl.charAt(0) !== '/' && logoUrl.substring(0,3) !== 'http') { |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
1011 logoUrl = settings.digilibBaseUrl + '/' + logoUrl; |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
1012 } |
|
ad071f122164
make dirInfo crash less. make digilib better for half-embedded use.
robcast
parents:
903
diff
changeset
|
1013 $logo.attr('src', logoUrl); |
| 635 | 1014 $link.attr('href', settings.homeUrl); |
| 616 | 1015 $content.text('Version: ' + settings.version); |
| 775 | 1016 data.$aboutDiv = $aboutDiv; |
| 635 | 1017 // click hides |
| 917 | 1018 $aboutDiv.on('click.digilib', function () { |
| 775 | 1019 actions['showAboutDiv'](data, false); |
| 710 | 1020 }); |
| 634 | 1021 }; |
| 1022 | |
| 635 | 1023 // shows some window e.g. 'about' (toggle visibility if show is null) |
| 1024 var showDiv = function (isVisible, $div, show) { | |
| 645 | 1025 if (show == null) { |
| 635 | 1026 // toggle visibility |
| 1027 isVisible = !isVisible; | |
| 1028 } else { | |
| 1029 // set visibility | |
| 1030 isVisible = show; | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1031 } |
| 635 | 1032 if (isVisible) { |
| 1033 $div.fadeIn(); | |
| 1034 } else { | |
| 1035 $div.fadeOut(); | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1036 } |
| 635 | 1037 return isVisible; |
| 634 | 1038 }; |
| 616 | 1039 |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
1040 // create Transform from area and $img |
|
772
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
1041 var getImgTrafo = function ($img, area, rot, hmir, vmir, mode, data) { |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
1042 var picrect = geom.rectangle($img); |
|
763
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
1043 if (mode != null) { |
|
772
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
1044 var imgInfo = data.imgInfo; |
|
763
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
1045 if (mode === 'pixel') { |
|
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
1046 // scaler mo=clip - image area size does not come from ww, wh |
|
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
1047 if (imgInfo != null) { |
|
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
1048 area.width = picrect.width / imgInfo.width; |
|
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
1049 area.height = picrect.height / imgInfo.height; |
|
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
1050 } else { |
|
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
1051 console.error("No image info for pixel mode!"); |
|
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
1052 } |
|
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
1053 } |
|
772
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
1054 if (mode === 'size') { |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
1055 // scaler mo=osize - image area size does not come from ww, wh |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
1056 if (imgInfo != null) { |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
1057 var ddpi = parseFloat(data.settings.ddpi); |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
1058 area.width = (picrect.width / ddpi) / (imgInfo.width / imgInfo.dpi_x); |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
1059 area.height = (picrect.height / ddpi) / (imgInfo.height / imgInfo.dpi_y); |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
1060 } else { |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
1061 console.error("No image info for original size mode!"); |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
1062 } |
|
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
1063 } |
|
763
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
1064 } |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
1065 var trafo = geom.transform(); |
| 675 | 1066 // move zoom area offset to center |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
1067 trafo.concat(trafo.getTranslation(geom.position(-area.x, -area.y))); |
| 675 | 1068 // scale zoom area size to [1,1] |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
1069 trafo.concat(trafo.getScale(geom.size(1/area.width, 1/area.height))); |
| 675 | 1070 // rotate and mirror (around transformed image center i.e. [0.5,0.5]) |
| 1071 if (rot || hmir || vmir) { | |
| 1072 // move [0.5,0.5] to center | |
| 1073 trafo.concat(trafo.getTranslation(geom.position(-0.5, -0.5))); | |
| 1074 if (hmir) { | |
| 1075 // mirror about center | |
| 1076 trafo.concat(trafo.getMirror('y')); | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1077 } |
| 675 | 1078 if (vmir) { |
| 1079 // mirror about center | |
| 1080 trafo.concat(trafo.getMirror('x')); | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1081 } |
| 675 | 1082 if (rot) { |
| 1083 // rotate around center | |
| 1084 trafo.concat(trafo.getRotation(parseFloat(rot))); | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1085 } |
| 675 | 1086 // move back |
| 1087 trafo.concat(trafo.getTranslation(geom.position(0.5, 0.5))); | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1088 } |
|
664
d5a5ee4cbf04
work on getting transformation to work with rotation (currently still doesn't)
robcast
parents:
663
diff
changeset
|
1089 // scale to screen position and size |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
1090 trafo.concat(trafo.getScale(picrect)); |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
1091 trafo.concat(trafo.getTranslation(picrect)); |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
1092 return trafo; |
| 655 | 1093 }; |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1094 |
| 767 | 1095 // update scaler image transform |
| 1096 var updateImgTrafo = function (data) { | |
| 1097 var $img = data.$img; | |
| 895 | 1098 if ($img == null) |
| 1099 return; | |
| 1100 var image = $img.get(0); | |
| 1101 var imgLoaded = $.browser.msie | |
| 1102 ? image.width > 0 | |
| 1103 : image.complete; | |
| 1104 if (imgLoaded) { | |
|
760
f0be4432f515
primitive plugin extension mechanism - unsure how useful this is
hertzhaft
parents:
755
diff
changeset
|
1105 // create Transform from current zoomArea and image size |
| 675 | 1106 data.imgTrafo = getImgTrafo($img, data.zoomArea, |
|
763
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
parents:
761
diff
changeset
|
1107 data.settings.rot, data.scalerFlags.hmir, data.scalerFlags.vmir, |
|
772
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
1108 data.scaleMode, data); |
| 947 | 1109 console.debug("imgTrafo=", data.imgTrafo); |
| 767 | 1110 } |
| 1111 }; | |
| 775 | 1112 |
| 797 | 1113 // returns handler for load event of scaler img |
| 767 | 1114 var scalerImgLoadedHandler = function (data) { |
| 1115 return function () { | |
| 1116 var $img = $(this); | |
| 1117 console.debug("scaler img loaded=",$img); | |
| 1118 var $scaler = data.$scaler; | |
|
760
f0be4432f515
primitive plugin extension mechanism - unsure how useful this is
hertzhaft
parents:
755
diff
changeset
|
1119 var imgRect = geom.rectangle($img); |
| 931 | 1120 data.imgRect = imgRect; |
| 934 | 1121 // reset busy cursor |
| 1122 $('body').css('cursor', 'auto'); | |
| 1123 $scaler.css('cursor', 'auto'); | |
| 733 | 1124 // adjust scaler div size |
| 738 | 1125 imgRect.adjustDiv($scaler); |
| 715 | 1126 // show image in case it was hidden (for example in zoomDrag) |
| 733 | 1127 $img.css('visibility', 'visible'); |
| 741 | 1128 $scaler.css({'opacity' : '1', 'background-image' : 'none'}); |
| 767 | 1129 // update display (render marks, etc.) |
| 1130 updateDisplay(data); | |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
1131 }; |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
1132 }; |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
1133 |
| 797 | 1134 // handler for imageInfo loaded event |
| 1135 var handleImageInfo = function (evt, json) { | |
| 917 | 1136 console.debug("handleImageInfo:", json); |
| 797 | 1137 var data = this; |
| 1138 updateDisplay(data); | |
| 1139 }; | |
| 813 | 1140 |
| 942 | 1141 // handler for changeZoomArea event |
| 1142 var handleChangeZoomArea = function (evt, newZa) { | |
| 1143 console.debug("handleChangeZoomArea:", newZa); | |
| 1144 var data = this; | |
| 944 | 1145 var delta = data.zoomArea.delta(newZa); |
| 1146 if (Math.abs(delta.width) > EPSILON || Math.abs(delta.height) > EPSILON) { | |
| 1147 // zoom changed -- set new background | |
| 1148 console.debug("zoom level changed!"); | |
| 1149 var dw = data.zoomArea.width / newZa.width; | |
| 1150 var dh = data.zoomArea.height / newZa.height; | |
| 1151 var deltapix = geom.size(dw, dh); | |
| 947 | 1152 data.$elem.find(".overlay").hide(); // hide all overlays (marks/regions) |
| 944 | 1153 setZoomBg(data, deltapix); |
| 1154 } else if (Math.abs(delta.x) > EPSILON || Math.abs(delta.y) > EPSILON) { | |
| 942 | 1155 // move background |
| 944 | 1156 console.debug("zoom area moved:", delta); |
| 1157 var opx = data.imgTrafo.transform(data.zoomArea.getPosition()); | |
| 1158 var npx = data.imgTrafo.transform(newZa.getPosition()); | |
| 1159 var deltapix = npx.delta(opx); | |
| 1160 if (data.hasPreviewBg) { | |
| 1161 moveZoomBg(data, deltapix); | |
| 1162 } else { | |
| 1163 // no background yet | |
| 947 | 1164 data.$elem.find(".overlay").hide(); // hide all overlays (marks/regions) |
| 944 | 1165 setZoomBg(data, deltapix); |
| 1166 } | |
| 942 | 1167 } |
| 1168 }; | |
| 1169 | |
| 1170 | |
| 633 | 1171 // place marks on the image |
| 1172 var renderMarks = function (data) { | |
| 767 | 1173 if (data.$img == null || data.imgTrafo == null) return; |
|
850
47a6b93bde43
always show html-defined regions. wrong pos still not fixed
hertzhaft
parents:
849
diff
changeset
|
1174 console.debug("renderMarks: img=",data.$img," imgtrafo=",data.imgTrafo); |
| 647 | 1175 var $elem = data.$elem; |
| 643 | 1176 var marks = data.marks; |
|
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1177 // clear marks |
|
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1178 $elem.find('div.mark').remove(); |
| 633 | 1179 for (var i = 0; i < marks.length; i++) { |
| 1180 var mark = marks[i]; | |
| 643 | 1181 if (data.zoomArea.containsPosition(mark)) { |
| 633 | 1182 var mpos = data.imgTrafo.transform(mark); |
| 851 | 1183 console.debug("renderMarks: pos=",mpos); |
| 633 | 1184 // create mark |
| 813 | 1185 var html = '<div class="mark overlay">'+(i+1)+'</div>'; |
| 633 | 1186 var $mark = $(html); |
|
850
47a6b93bde43
always show html-defined regions. wrong pos still not fixed
hertzhaft
parents:
849
diff
changeset
|
1187 $mark.attr("id", "digilib-mark-"+(i+1)); |
| 633 | 1188 $elem.append($mark); |
|
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1189 mpos.adjustDiv($mark); |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1190 } |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1191 } |
| 633 | 1192 }; |
| 655 | 1193 |
| 647 | 1194 // zooms by the given factor |
| 643 | 1195 var zoomBy = function(data, factor) { |
| 1196 var area = data.zoomArea; | |
| 1197 var newarea = area.copy(); | |
| 1198 // scale | |
| 1199 newarea.width /= factor; | |
| 1200 newarea.height /= factor; | |
| 1201 // and recenter | |
| 1202 newarea.x -= 0.5 * (newarea.width - area.width); | |
| 1203 newarea.y -= 0.5 * (newarea.height - area.height); | |
|
735
790a7673bef0
improved some embedded buttons; fixed reset function
hertzhaft
parents:
733
diff
changeset
|
1204 newarea = FULL_AREA.fit(newarea); |
| 944 | 1205 $(data).trigger('changeZoomArea', newarea); |
| 643 | 1206 data.zoomArea = newarea; |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
1207 redisplay(data); |
| 643 | 1208 }; |
| 1209 | |
| 647 | 1210 // add a mark where clicked |
| 1211 var setMark = function (data) { | |
| 649 | 1212 var $scaler = data.$scaler; |
|
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1213 // unbind other handler |
| 917 | 1214 $scaler.off(".dlZoomDrag"); |
| 647 | 1215 // start event capturing |
|
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1216 $scaler.one('mousedown.dlSetMark', function (evt) { |
| 647 | 1217 // event handler adding a new mark |
|
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1218 console.log("setmark at=", evt); |
|
672
7f7536a5b6d9
image transform works now under rotation!!! (at least for multiples of 90deg)
robcast
parents:
671
diff
changeset
|
1219 var mpos = geom.position(evt); |
| 647 | 1220 var pos = data.imgTrafo.invtransform(mpos); |
| 1221 data.marks.push(pos); | |
| 1222 redisplay(data); | |
|
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1223 return false; |
| 647 | 1224 }); |
| 1225 }; | |
| 668 | 1226 |
|
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1227 // zoom to the area around two clicked points |
| 654 | 1228 var zoomArea = function(data) { |
| 1229 $elem = data.$elem; | |
| 1230 $scaler = data.$scaler; | |
| 1231 var pt1, pt2; | |
| 1232 var $zoomDiv = $('<div class="zoomrect" style="display:none"/>'); | |
| 1233 $elem.append($zoomDiv); | |
| 775 | 1234 // $zoomDiv.css(data.settings.zoomrectStyle); |
| 654 | 1235 var picRect = geom.rectangle($scaler); |
| 1236 // FIX ME: is there a way to query the border width from CSS info? | |
| 1237 // rect.x -= 2; // account for overlay borders | |
| 1238 // rect.y -= 2; | |
| 1239 | |
| 1240 var zoomStart = function (evt) { | |
| 1241 pt1 = geom.position(evt); | |
| 1242 // setup and show zoom div | |
| 738 | 1243 pt1.adjustDiv($zoomDiv); |
| 668 | 1244 $zoomDiv.width(0).height(0); |
| 654 | 1245 $zoomDiv.show(); |
| 1246 // register events | |
| 917 | 1247 $elem.on("mousemove.dlZoomArea", zoomMove); |
| 1248 $elem.on("mouseup.dlZoomArea", zoomEnd); | |
| 654 | 1249 return false; |
| 1250 }; | |
| 668 | 1251 |
| 741 | 1252 // mouse move handler |
| 1253 var zoomMove = function (evt) { | |
| 1254 pt2 = geom.position(evt); | |
| 1255 var rect = geom.rectangle(pt1, pt2); | |
| 1256 rect.clipTo(picRect); | |
| 1257 // update zoom div | |
| 1258 rect.adjustDiv($zoomDiv); | |
| 1259 return false; | |
| 1260 }; | |
|
745
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1261 |
| 654 | 1262 // mouseup handler: end moving |
| 1263 var zoomEnd = function (evt) { | |
| 1264 pt2 = geom.position(evt); | |
| 1265 // assume a click and continue if the area is too small | |
| 1266 var clickRect = geom.rectangle(pt1, pt2); | |
| 710 | 1267 if (clickRect.getArea() <= 5) return false; |
| 654 | 1268 // hide zoom div |
| 1269 $zoomDiv.remove(); | |
| 1270 // unregister events | |
| 917 | 1271 $elem.off("mousemove.dlZoomArea", zoomMove); |
| 1272 $elem.off("mouseup.dlZoomArea", zoomEnd); | |
| 654 | 1273 // clip and transform |
| 1274 clickRect.clipTo(picRect); | |
| 1275 var area = data.imgTrafo.invtransform(clickRect); | |
| 945 | 1276 //$(data).trigger('changeZoomArea', area); // TODO: doesn't work yet |
| 654 | 1277 data.zoomArea = area; |
| 1278 // zoomed is always fit | |
| 1279 data.settings.ws = 1; | |
| 738 | 1280 delete data.dlOpts.fitwidth; |
| 1281 delete data.dlOpts.fitheight; | |
| 654 | 1282 redisplay(data); |
| 1283 return false; | |
| 1284 }; | |
| 668 | 1285 |
|
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1286 // clear old handler (also ZoomDrag) |
| 917 | 1287 $scaler.off('.dlZoomArea'); |
| 1288 $scaler.off(".dlZoomDrag"); | |
| 1289 $elem.off('.dlZoomArea'); | |
| 654 | 1290 // bind start zoom handler |
| 738 | 1291 $scaler.one('mousedown.dlZoomArea', zoomStart); |
| 654 | 1292 }; |
| 647 | 1293 |
| 947 | 1294 // set zoom background (returns rectangle with fullsize background coordinates) |
| 944 | 1295 var setZoomBg = function(data, delta) { |
|
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1296 var $scaler = data.$scaler; |
|
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1297 var $img = data.$img; |
|
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1298 var fullRect = null; |
|
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1299 // hide the scaler img, show background of div instead |
|
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1300 $img.css('visibility', 'hidden'); |
|
918
f7869186ccb2
use current size background as well as scaled full-size background when dragging
robcast
parents:
917
diff
changeset
|
1301 // use current image as first background |
|
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1302 var scalerCss = { |
|
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1303 'background-image' : 'url(' + $img.attr('src') + ')', |
|
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1304 'background-repeat' : 'no-repeat', |
|
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1305 'background-position' : 'left top', |
|
918
f7869186ccb2
use current size background as well as scaled full-size background when dragging
robcast
parents:
917
diff
changeset
|
1306 'opacity' : '0.7', |
|
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1307 'cursor' : 'move' |
|
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1308 }; |
|
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1309 if (data.hasBgSize) { |
| 944 | 1310 if (delta != null && delta.width != null) { |
| 1311 // scale background by delta | |
| 1312 var nw = Math.round(data.imgRect.width * delta.width); | |
| 1313 var nh = Math.round(data.imgRect.height * delta.height); | |
| 1314 scalerCss[data.bgSizeName] = nw + 'px ' + nh + 'px'; | |
| 1315 // correct offset | |
| 1316 scalerCss['background-position'] = Math.round((data.imgRect.width - nw) / 2) + 'px ' | |
| 1317 + Math.round((data.imgRect.height - nh) / 2) + 'px'; | |
| 1318 } else { | |
| 1319 scalerCss[data.bgSizeName] = 'auto'; | |
| 1320 } | |
|
918
f7869186ccb2
use current size background as well as scaled full-size background when dragging
robcast
parents:
917
diff
changeset
|
1321 // additional full-size background using CSS3-background-size |
|
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1322 fullRect = data.imgTrafo.transform(FULL_AREA); |
|
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1323 if (fullRect.height < data.settings.maxBgSize && fullRect.width < data.settings.maxBgSize) { |
|
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1324 // correct offset because background is relative |
|
751
00b7857f07f5
zoom-drag background follows birdZoom also in embedded mode (still imprecise)
hertzhaft
parents:
748
diff
changeset
|
1325 var scalerPos = geom.position($scaler); |
|
00b7857f07f5
zoom-drag background follows birdZoom also in embedded mode (still imprecise)
hertzhaft
parents:
748
diff
changeset
|
1326 fullRect.addPosition(scalerPos.neg()); |
| 795 | 1327 var url = getBgImgUrl(data); |
| 942 | 1328 // add second background url, size and position (CSS3) |
|
918
f7869186ccb2
use current size background as well as scaled full-size background when dragging
robcast
parents:
917
diff
changeset
|
1329 scalerCss['background-image'] += ', url(' + url + ')'; |
| 944 | 1330 if (delta != null && delta.width != null) { |
| 1331 // scale second background by delta | |
| 1332 var nw = Math.round(fullRect.width * delta.width); | |
| 1333 var nh = Math.round(fullRect.height * delta.height); | |
| 1334 scalerCss[data.bgSizeName] += ', ' + nw + 'px ' + nh + 'px'; | |
| 1335 // and correct position | |
| 1336 var nx = Math.round(fullRect.x + (fullRect.width - nw) / 2); | |
| 1337 var ny = Math.round(fullRect.y + (fullRect.height - nh) / 2); | |
| 1338 scalerCss['background-position'] += ', ' + nx + 'px '+ ny + 'px'; | |
| 1339 } else { | |
| 1340 scalerCss[data.bgSizeName] += ', ' + fullRect.width + 'px ' + fullRect.height + 'px'; | |
| 1341 scalerCss['background-position'] += ', ' + fullRect.x + 'px '+ fullRect.y + 'px'; | |
| 1342 } | |
|
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1343 } else { |
|
918
f7869186ccb2
use current size background as well as scaled full-size background when dragging
robcast
parents:
917
diff
changeset
|
1344 // scaled full-size background image too big |
|
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1345 fullRect = null; |
|
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1346 } |
|
918
f7869186ccb2
use current size background as well as scaled full-size background when dragging
robcast
parents:
917
diff
changeset
|
1347 } |
|
f7869186ccb2
use current size background as well as scaled full-size background when dragging
robcast
parents:
917
diff
changeset
|
1348 $scaler.css(scalerCss); |
| 942 | 1349 data.hasPreviewBg = true; |
| 1350 data.fullBgRect = fullRect; | |
| 944 | 1351 if (delta != null && delta.x != null) { |
| 1352 moveZoomBg(data, delta); | |
| 1353 } | |
|
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1354 return fullRect; |
|
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1355 }; |
|
929
e881ab1c2f47
first step to "preview" like zoom-drag for more operations
robcast
parents:
928
diff
changeset
|
1356 |
|
e881ab1c2f47
first step to "preview" like zoom-drag for more operations
robcast
parents:
928
diff
changeset
|
1357 // move zoom background |
| 942 | 1358 var moveZoomBg = function(data, delta) { |
|
929
e881ab1c2f47
first step to "preview" like zoom-drag for more operations
robcast
parents:
928
diff
changeset
|
1359 // background position |
|
e881ab1c2f47
first step to "preview" like zoom-drag for more operations
robcast
parents:
928
diff
changeset
|
1360 var bgPos = delta.x + "px " + delta.y + "px"; |
| 942 | 1361 if (data.fullBgRect != null) { |
|
929
e881ab1c2f47
first step to "preview" like zoom-drag for more operations
robcast
parents:
928
diff
changeset
|
1362 // add full-size background position |
| 944 | 1363 var bp = data.fullBgRect.getPosition().add(delta); |
|
929
e881ab1c2f47
first step to "preview" like zoom-drag for more operations
robcast
parents:
928
diff
changeset
|
1364 bgPos += ', ' + bp.x + "px " + bp.y + "px"; |
|
e881ab1c2f47
first step to "preview" like zoom-drag for more operations
robcast
parents:
928
diff
changeset
|
1365 } |
|
e881ab1c2f47
first step to "preview" like zoom-drag for more operations
robcast
parents:
928
diff
changeset
|
1366 // move the background image to the new position |
|
e881ab1c2f47
first step to "preview" like zoom-drag for more operations
robcast
parents:
928
diff
changeset
|
1367 data.$scaler.css('background-position', bgPos); |
|
e881ab1c2f47
first step to "preview" like zoom-drag for more operations
robcast
parents:
928
diff
changeset
|
1368 }; |
|
e881ab1c2f47
first step to "preview" like zoom-drag for more operations
robcast
parents:
928
diff
changeset
|
1369 |
| 738 | 1370 // setup handlers for dragging the zoomed image |
| 705 | 1371 var setupZoomDrag = function(data) { |
| 942 | 1372 var startPos, delta; |
| 733 | 1373 var $document = $(document); |
| 795 | 1374 var $data = $(data); |
| 705 | 1375 var $elem = data.$elem; |
| 1376 var $scaler = data.$scaler; | |
| 1377 var $img = data.$img; | |
| 710 | 1378 |
| 733 | 1379 // drag the image and load a new detail on mouse up |
| 705 | 1380 var dragStart = function (evt) { |
| 944 | 1381 // cancel if not left-click |
| 1382 if (evt.which != 1) return; | |
| 813 | 1383 console.debug("dragstart at=", evt); |
|
737
7c93bdbb5153
setup zoomdrag even when image is not initially zoomed
hertzhaft
parents:
736
diff
changeset
|
1384 // don't start dragging if not zoomed |
|
7c93bdbb5153
setup zoomdrag even when image is not initially zoomed
hertzhaft
parents:
736
diff
changeset
|
1385 if (isFullArea(data.zoomArea)) return false; |
| 813 | 1386 $elem.find(".overlay").hide(); // hide all overlays (marks/regions) |
| 733 | 1387 startPos = geom.position(evt); |
| 741 | 1388 delta = null; |
|
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1389 // set low res background immediately on mousedown |
| 942 | 1390 setZoomBg(data); |
| 917 | 1391 $document.on("mousemove.dlZoomDrag", dragMove); |
| 1392 $document.on("mouseup.dlZoomDrag", dragEnd); | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1393 return false; |
| 705 | 1394 }; |
|
745
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1395 |
| 733 | 1396 // mousemove handler: drag zoomed image |
| 705 | 1397 var dragMove = function (evt) { |
| 1398 var pos = geom.position(evt); | |
| 741 | 1399 delta = startPos.delta(pos); |
|
929
e881ab1c2f47
first step to "preview" like zoom-drag for more operations
robcast
parents:
928
diff
changeset
|
1400 // position background |
| 947 | 1401 //moveZoomBg(data, delta); |
|
807
1b1728926534
geometry: overlapsRect() plus some comment clarifications
hertzhaft
parents:
799
diff
changeset
|
1402 // send message event with current zoom position |
|
745
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1403 var za = geom.rectangle($img); |
|
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1404 za.addPosition(delta.neg()); |
| 947 | 1405 // transform back |
| 1406 var newArea = data.imgTrafo.invtransform(za); | |
| 1407 $data.trigger('changeZoomArea', newArea); | |
| 1408 //$data.trigger('dragZoom', [za]); | |
| 705 | 1409 return false; |
| 1410 }; | |
| 710 | 1411 |
| 733 | 1412 // mouseup handler: reload zoomed image in new position |
| 705 | 1413 var dragEnd = function (evt) { |
| 739 | 1414 $scaler.css('cursor', 'auto'); |
| 917 | 1415 $document.off("mousemove.dlZoomDrag", dragMove); |
| 1416 $document.off("mouseup.dlZoomDrag", dragEnd); | |
| 733 | 1417 if (delta == null || delta.distance() < 2) { |
| 1418 // no movement | |
| 1419 $img.css('visibility', 'visible'); | |
| 741 | 1420 $scaler.css({'opacity' : '1', 'background-image' : 'none'}); |
| 944 | 1421 data.hasPreviewBg = false; |
| 767 | 1422 // unhide marks |
| 1423 data.$elem.find('div.mark').show(); | |
| 813 | 1424 $(data).trigger('redisplay'); |
| 733 | 1425 return false; |
| 1426 } | |
| 1427 // get old zoom area (screen coordinates) | |
| 741 | 1428 var za = geom.rectangle($img); |
| 733 | 1429 // move |
| 741 | 1430 za.addPosition(delta.neg()); |
| 733 | 1431 // transform back |
| 1432 var newArea = data.imgTrafo.invtransform(za); | |
|
735
790a7673bef0
improved some embedded buttons; fixed reset function
hertzhaft
parents:
733
diff
changeset
|
1433 data.zoomArea = FULL_AREA.fit(newArea); |
|
708
120ace160386
img reload works for fullscreen, but somehow not precise
hertzhaft
parents:
707
diff
changeset
|
1434 redisplay(data); |
| 705 | 1435 return false; |
| 1436 }; | |
|
735
790a7673bef0
improved some embedded buttons; fixed reset function
hertzhaft
parents:
733
diff
changeset
|
1437 |
| 733 | 1438 // clear old handler |
| 917 | 1439 $document.off(".dlZoomDrag"); |
| 1440 $scaler.off(".dlZoomDrag"); | |
|
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1441 if (! isFullArea(data.zoomArea)) { |
|
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1442 // set handler |
| 917 | 1443 $scaler.on("mousedown.dlZoomDrag", dragStart); |
|
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1444 } |
| 705 | 1445 }; |
| 1446 | |
| 703 | 1447 // get image quality as a number (0..2) |
| 1448 var getQuality = function (data) { | |
| 1449 var flags = data.scalerFlags; | |
| 1450 var q = flags.q2 || flags.q1 || 'q0'; // assume q0 as default | |
| 1451 return parseInt(q[1], 10); | |
| 706 | 1452 }; |
| 703 | 1453 |
| 1454 // set image quality as a number (0..2) | |
| 1455 var setQuality = function (data, qual) { | |
| 1456 var flags = data.scalerFlags; | |
| 1457 // clear flags | |
| 1458 for (var i = 0; i < 3; ++i) { | |
| 1459 delete flags['q'+i]; | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1460 } |
| 703 | 1461 flags['q'+qual] = 'q'+qual; |
| 706 | 1462 }; |
| 710 | 1463 |
|
761
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1464 // get image scale mode (screen, pixel, size) |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1465 var getScaleMode = function (data) { |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1466 if (data.scalerFlags.clip != null) { |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1467 return 'pixel'; |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1468 } else if (data.scalerFlags.osize != null) { |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1469 return 'size'; |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1470 } |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1471 // mo=fit is default |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1472 return 'screen'; |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1473 }; |
| 775 | 1474 |
|
761
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1475 // set image scale mode (screen, pixel, size) |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1476 var setScaleMode = function (data, mode) { |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1477 delete data.scalerFlags.fit; |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1478 delete data.scalerFlags.clip; |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1479 delete data.scalerFlags.osize; |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1480 if (mode === 'pixel') { |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1481 data.scalerFlags.clip = 'clip'; |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1482 } else if (mode === 'size') { |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1483 data.scalerFlags.osize = 'osize'; |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1484 } |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1485 // mo=fit is default |
|
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1486 }; |
| 775 | 1487 |
|
761
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1488 // sets a key to a value (relative values with +/- if relative=true) |
| 650 | 1489 var setNumValue = function(settings, key, value) { |
| 716 | 1490 if (value == null) return null; |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1491 if (isNumber(value)) { |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1492 settings[key] = value; |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1493 return value; |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1494 } |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1495 var sign = value[0]; |
| 650 | 1496 if (sign === '+' || sign === '-') { |
| 1497 if (settings[key] == null) { | |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1498 // this isn't perfect but still... |
| 650 | 1499 settings[key] = 0; |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1500 } |
| 650 | 1501 settings[key] = parseFloat(settings[key]) + parseFloat(value); |
| 1502 } else { | |
| 1503 settings[key] = value; | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1504 } |
| 650 | 1505 return settings[key]; |
| 1506 }; | |
| 655 | 1507 |
| 775 | 1508 // auxiliary function, assuming equal border width on all sides |
| 1509 var getBorderWidth = function($elem) { | |
| 1510 var border = $elem.outerWidth() - $elem.width(); | |
| 1511 return border/2; | |
| 1512 }; | |
| 1513 | |
| 878 | 1514 // auxiliary function, can the current zoomarea be moved further? |
| 1515 var canMove = function(data, movx, movy) { | |
| 1516 var za = data.zoomArea; | |
| 1517 if (isFullArea(za)) return false; | |
| 1518 var x2 = za.x + za.width; | |
| 1519 var y2 = za.y + za.height; | |
| 1520 return ((movx < 0) && (za.x > 0)) | |
| 1521 || ((movx > 0) && (x2 < 1.0)) | |
| 1522 || ((movy < 0) && (za.y > 0)) | |
| 1523 || ((movy > 0) && (y2 < 1.0)) | |
| 1524 }; | |
| 1525 | |
| 655 | 1526 // auxiliary function (from old dllib.js) |
| 795 | 1527 var isFullArea = function (area) { |
| 659 | 1528 return (area.width === 1.0) && (area.height === 1.0); |
| 655 | 1529 }; |
| 1530 | |
| 641 | 1531 // auxiliary function (from Douglas Crockford, A.10) |
| 795 | 1532 var isNumber = function (value) { |
| 710 | 1533 return typeof value === 'number' && isFinite(value); |
| 641 | 1534 }; |
| 655 | 1535 |
| 631 | 1536 // auxiliary function to crop senseless precision |
| 1537 var cropFloat = function (x) { | |
| 637 | 1538 return parseInt(10000 * x, 10) / 10000; |
| 631 | 1539 }; |
| 655 | 1540 |
| 813 | 1541 // idem, string version |
| 1542 var cropFloatStr = function (x) { | |
| 1543 return cropFloat(x).toString(); | |
| 1544 }; | |
| 1545 | |
| 692 | 1546 // fallback for console.log calls |
| 1547 if (customConsole) { | |
| 1548 var logFunction = function(type) { | |
| 1549 return function(){ | |
| 1550 var $debug = $('#debug'); // debug div | |
| 1551 if (!$debug) return; | |
| 1552 var args = Array.prototype.slice.call(arguments); | |
| 1553 var argtext = args.join(' '); | |
| 1554 var $logDiv = $('<div/>'); | |
| 1555 $logDiv.addClass(type); | |
| 1556 $logDiv.text(argtext); | |
| 1557 $debug.append($logDiv); | |
| 1558 }; | |
| 1559 }; | |
| 1560 console.log = logFunction('_log'); | |
| 1561 console.debug = logFunction('_debug'); | |
| 1562 console.error = logFunction('_error'); | |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1563 } |
| 692 | 1564 |
| 787 | 1565 // functions to export to plugins |
| 1566 fn = { | |
| 791 | 1567 geometry : geom, |
| 787 | 1568 parseQueryString : parseQueryString, |
| 1569 getScalerUrl : getScalerUrl, | |
| 1570 getParamString : getParamString, | |
| 1571 getDigilibUrl : getDigilibUrl, | |
| 1572 unpackParams : unpackParams, | |
| 1573 packParams : packParams, | |
| 822 | 1574 packArea : packArea, |
| 1575 packMarks : packMarks, | |
| 1576 packScalerFlags : packScalerFlags, | |
| 795 | 1577 storeOptions : storeOptions, |
| 787 | 1578 redisplay : redisplay, |
| 1579 updateDisplay : updateDisplay, | |
| 791 | 1580 showDiv : showDiv, |
|
929
e881ab1c2f47
first step to "preview" like zoom-drag for more operations
robcast
parents:
928
diff
changeset
|
1581 setZoomBg : setZoomBg, |
| 787 | 1582 getImgTrafo : getImgTrafo, |
| 1583 getQuality : getQuality, | |
| 1584 setQuality : setQuality, | |
| 1585 getScaleMode : getScaleMode, | |
| 1586 setScaleMode : setScaleMode, | |
| 878 | 1587 canMove : canMove, |
| 795 | 1588 isFullArea : isFullArea, |
| 813 | 1589 isNumber : isNumber, |
| 1590 getBorderWidth : getBorderWidth, | |
| 1591 cropFloat : cropFloat, | |
| 1592 cropFloatStr : cropFloatStr | |
| 787 | 1593 }; |
| 788 | 1594 |
|
799
12f790cb30de
started to adapt regions plugin to new plugin mechanism
hertzhaft
parents:
798
diff
changeset
|
1595 // hook digilib plugin into jquery |
| 785 | 1596 $.fn.digilib = function (action) { |
|
799
12f790cb30de
started to adapt regions plugin to new plugin mechanism
hertzhaft
parents:
798
diff
changeset
|
1597 // plugin extension mechanism, called when the plugins' code is read |
| 786 | 1598 if (action === 'plugin') { |
| 1599 var plugin = arguments[1]; | |
| 1600 // each plugin needs a name | |
| 1601 if (plugin.name != null) { | |
| 1602 plugins[plugin.name] = plugin; | |
|
793
63c1b33e38b1
documentation for new plugin api in jquery-digilib-plugin.txt.
robcast
parents:
791
diff
changeset
|
1603 // share common objects |
|
63c1b33e38b1
documentation for new plugin api in jquery-digilib-plugin.txt.
robcast
parents:
791
diff
changeset
|
1604 plugin.defaults = defaults; |
| 947 | 1605 plugin.buttons = buttons; |
|
793
63c1b33e38b1
documentation for new plugin api in jquery-digilib-plugin.txt.
robcast
parents:
791
diff
changeset
|
1606 plugin.actions = actions; |
|
63c1b33e38b1
documentation for new plugin api in jquery-digilib-plugin.txt.
robcast
parents:
791
diff
changeset
|
1607 plugin.fn = fn; |
|
63c1b33e38b1
documentation for new plugin api in jquery-digilib-plugin.txt.
robcast
parents:
791
diff
changeset
|
1608 plugin.plugins = plugins; |
|
63c1b33e38b1
documentation for new plugin api in jquery-digilib-plugin.txt.
robcast
parents:
791
diff
changeset
|
1609 // and install |
|
63c1b33e38b1
documentation for new plugin api in jquery-digilib-plugin.txt.
robcast
parents:
791
diff
changeset
|
1610 if (typeof plugin.install === 'function') { |
|
63c1b33e38b1
documentation for new plugin api in jquery-digilib-plugin.txt.
robcast
parents:
791
diff
changeset
|
1611 plugin.install(plugin); |
|
63c1b33e38b1
documentation for new plugin api in jquery-digilib-plugin.txt.
robcast
parents:
791
diff
changeset
|
1612 } |
| 786 | 1613 } |
|
799
12f790cb30de
started to adapt regions plugin to new plugin mechanism
hertzhaft
parents:
798
diff
changeset
|
1614 // plugins will be initialised when action.init is called |
|
760
f0be4432f515
primitive plugin extension mechanism - unsure how useful this is
hertzhaft
parents:
755
diff
changeset
|
1615 } else if (actions[action]) { |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1616 // call action on this with the remaining arguments (inserting data as first argument) |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1617 var $elem = $(this); |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1618 var data = $elem.data('digilib'); |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1619 var args = Array.prototype.slice.call(arguments, 1); |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1620 args.unshift(data); |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1621 return actions[action].apply(this, args); |
|
798
b07d1824ca2a
fullscreen mode works without reload on browsers supporting history.pushstate!
robcast
parents:
797
diff
changeset
|
1622 } else if (typeof action === 'object' || !action) { |
|
799
12f790cb30de
started to adapt regions plugin to new plugin mechanism
hertzhaft
parents:
798
diff
changeset
|
1623 // call init on the digilib jQuery object |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1624 return actions.init.apply(this, arguments); |
| 605 | 1625 } else { |
|
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1626 $.error('action ' + action + ' does not exist on jQuery.digilib'); |
|
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1627 } |
| 605 | 1628 }; |
| 692 | 1629 |
| 604 | 1630 })(jQuery); |