Mercurial > hg > digilib
annotate client/digitallibrary/jquery/jquery.digilib.js @ 736:a3381aff9f12 jquery
zoom-drag background follows rotation and mirror
| author | robcast |
|---|---|
| date | Wed, 02 Feb 2011 22:28:36 +0100 |
| parents | 9969e01b37cf |
| children | f527959baa3e |
| rev | line source |
|---|---|
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1 /* Copyright (c) 2011 Martin Raspe, Robert Casties |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
2 |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
3 This program is free software: you can redistribute it and/or modify |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
4 it under the terms of the GNU Lesser General Public License as published by |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
5 the Free Software Foundation, either version 2 of the License, or |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
6 (at your option) any later version. |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
7 |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
8 This program is distributed in the hope that it will be useful, |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
9 but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
11 GNU Lesser General Public License for more details. |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
12 |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
13 You should have received a copy of the GNU Lesser General Public License |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
14 along with this program. If not, see <http://www.gnu.org/licenses/>. |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
15 |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
16 Authors: |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
17 Martin Raspe, Robert Casties, 11.1.2011 |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
18 */ |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
19 |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
20 /** |
| 597 | 21 * digilib jQuery plugin |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
22 * |
| 597 | 23 */ |
| 648 | 24 |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
25 /*jslint browser: true, debug: true, forin: true */ |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
26 |
| 629 | 27 // fallback for console.log calls |
| 28 if (typeof(console) === 'undefined') { | |
| 29 var console = { | |
| 685 | 30 log : function(){}, |
| 31 debug : function(){}, | |
| 32 error : function(){} | |
| 33 }; | |
| 34 var customConsole = true; | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
35 } |
| 597 | 36 |
| 37 (function($) { | |
|
644
bffc7d8c3641
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
643
diff
changeset
|
38 var buttons = { |
| 603 | 39 reference : { |
| 682 | 40 onclick : "reference", |
| 603 | 41 tooltip : "get a reference URL", |
| 42 img : "reference.png" | |
| 43 }, | |
| 44 zoomin : { | |
| 636 | 45 onclick : ["zoomBy", 1.4], |
| 603 | 46 tooltip : "zoom in", |
| 47 img : "zoom-in.png" | |
| 48 }, | |
| 49 zoomout : { | |
| 636 | 50 onclick : ["zoomBy", 0.7], |
| 603 | 51 tooltip : "zoom out", |
| 52 img : "zoom-out.png" | |
| 53 }, | |
| 54 zoomarea : { | |
| 647 | 55 onclick : "zoomArea", |
| 603 | 56 tooltip : "zoom area", |
| 57 img : "zoom-area.png" | |
| 58 }, | |
| 59 zoomfull : { | |
| 643 | 60 onclick : "zoomFull", |
| 603 | 61 tooltip : "view the whole image", |
| 62 img : "zoom-full.png" | |
| 63 }, | |
| 64 pagewidth : { | |
| 643 | 65 onclick : ["zoomFull", "width"], |
| 603 | 66 tooltip : "page width", |
| 67 img : "pagewidth.png" | |
| 68 }, | |
| 69 back : { | |
| 616 | 70 onclick : ["gotoPage", "-1"], |
| 603 | 71 tooltip : "goto previous image", |
| 72 img : "back.png" | |
| 73 }, | |
| 74 fwd : { | |
| 616 | 75 onclick : ["gotoPage", "+1"], |
| 603 | 76 tooltip : "goto next image", |
| 77 img : "fwd.png" | |
| 78 }, | |
| 79 page : { | |
| 709 | 80 onclick : "gotoPage", |
| 81 tooltip : "goto image number", | |
| 603 | 82 img : "page.png" |
| 83 }, | |
| 84 bird : { | |
| 628 | 85 onclick : "showBirdDiv", |
| 603 | 86 tooltip : "show bird's eye view", |
| 87 img : "birds-eye.png" | |
| 88 }, | |
| 89 help : { | |
| 628 | 90 onclick : "showAboutDiv", |
| 603 | 91 tooltip : "about Digilib", |
| 92 img : "help.png" | |
| 93 }, | |
| 94 reset : { | |
| 681 | 95 onclick : "reset", |
| 603 | 96 tooltip : "reset image", |
| 97 img : "reset.png" | |
| 98 }, | |
| 99 mark : { | |
| 640 | 100 onclick : "setMark", |
| 603 | 101 tooltip : "set a mark", |
| 102 img : "mark.png" | |
| 103 }, | |
| 104 delmark : { | |
| 643 | 105 onclick : "removeMark", |
| 603 | 106 tooltip : "delete the last mark", |
| 107 img : "delmark.png" | |
| 108 }, | |
| 109 hmir : { | |
| 654 | 110 onclick : ["mirror", "h"], |
| 603 | 111 tooltip : "mirror horizontally", |
| 112 img : "mirror-horizontal.png" | |
| 113 }, | |
| 114 vmir : { | |
| 654 | 115 onclick : ["mirror", "v"], |
| 603 | 116 tooltip : "mirror vertically", |
| 117 img : "mirror-vertical.png" | |
| 118 }, | |
| 119 rot : { | |
| 656 | 120 onclick : "rotate", |
| 603 | 121 tooltip : "rotate image", |
| 122 img : "rotate.png" | |
| 123 }, | |
| 124 brgt : { | |
| 656 | 125 onclick : "brightness", |
| 603 | 126 tooltip : "set brightness", |
| 127 img : "brightness.png" | |
| 128 }, | |
| 129 cont : { | |
| 656 | 130 onclick : "contrast", |
| 603 | 131 tooltip : "set contrast", |
| 132 img : "contrast.png" | |
| 133 }, | |
| 134 rgb : { | |
| 135 onclick : "javascript:setParamWin('rgb', '...')", | |
| 136 tooltip : "set rgb values", | |
| 137 img : "rgb.png" | |
| 138 }, | |
| 139 quality : { | |
| 696 | 140 onclick : "setquality", |
| 603 | 141 tooltip : "set image quality", |
| 142 img : "quality.png" | |
| 143 }, | |
| 144 size : { | |
| 145 onclick : "javascript:toggleSizeMenu()", | |
| 146 tooltip : "set page size", | |
| 147 img : "size.png" | |
| 148 }, | |
| 149 calibrationx : { | |
| 150 onclick : "javascript:calibrate('x')", | |
| 151 tooltip : "calibrate screen x-ratio", | |
| 152 img : "calibration-x.png" | |
| 153 }, | |
| 154 scale : { | |
| 155 onclick : "javascript:toggleScaleMenu()", | |
| 156 tooltip : "change image scale", | |
| 157 img : "original-size.png" | |
| 158 }, | |
| 692 | 159 toggleoptions : { |
| 160 onclick : "morebuttons", | |
| 161 tooltip : "more options", | |
| 162 img : "options.png" | |
| 163 }, | |
| 683 | 164 moreoptions : { |
| 165 onclick : ["morebuttons", "+1"], | |
| 166 tooltip : "more options", | |
| 167 img : "options.png" | |
| 168 }, | |
| 169 lessoptions : { | |
| 170 onclick : ["morebuttons", "-1"], | |
| 171 tooltip : "less options", | |
| 603 | 172 img : "options.png" |
| 173 }, | |
| 174 SEP : { | |
| 175 img : "sep.png" | |
| 176 } | |
| 177 }; | |
|
610
2f2cd8c44a1c
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
609
diff
changeset
|
178 |
| 598 | 179 var defaults = { |
| 609 | 180 // version of this script |
| 628 | 181 'version' : 'jquery.digilib.js 0.9', |
| 609 | 182 // logo url |
| 183 'logoUrl' : '../img/digilib-logo-text1.png', | |
| 628 | 184 // homepage url (behind logo) |
| 185 'homeUrl' : 'http://digilib.berlios.de', | |
| 603 | 186 // base URL to Scaler servlet |
| 645 | 187 'scalerBaseUrl' : null, |
| 603 | 188 // list of Scaler parameters |
| 620 | 189 'scalerParamNames' : ['fn','pn','dw','dh','ww','wh','wx','wy','ws','mo', |
| 190 'rot','cont','brgt','rgbm','rgba','ddpi','ddpix','ddpiy'], | |
| 191 // Scaler parameter defaults | |
| 636 | 192 'pn' : 1, |
| 620 | 193 'ww' : 1.0, |
| 194 'wh' : 1.0, | |
| 195 'wx' : 0.0, | |
| 196 'wy' : 0.0, | |
| 197 'ws' : 1.0, | |
| 636 | 198 'mo' : '', |
| 199 'rot' : 0, | |
| 200 'cont' : 0, | |
| 201 'brgt' : 0, | |
| 202 'rgbm' : '0/0/0', | |
| 203 'rgba' : '0/0/0', | |
| 204 'ddpi' : null, | |
| 205 'ddpix' : null, | |
| 206 'ddpiy' : null, | |
|
637
71cc855e2e4b
reload doesn't take list of changed parameters any more
robcast
parents:
636
diff
changeset
|
207 // list of digilib parameters |
| 643 | 208 'digilibParamNames' : ['fn','pn','ww','wh','wx','wy','ws','mo','rot','cont','brgt','rgbm','rgba','mk','clop'], |
|
637
71cc855e2e4b
reload doesn't take list of changed parameters any more
robcast
parents:
636
diff
changeset
|
209 // digilib parameter defaults |
| 636 | 210 'mk' : '', |
| 643 | 211 'clop' : '', |
| 636 | 212 // mode of operation: |
| 213 // fullscreen = take parameters from page URL, keep state in page URL | |
| 214 // embedded = take parameters from Javascript options, keep state inside object | |
| 603 | 215 'interactionMode' : 'fullscreen', |
|
644
bffc7d8c3641
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
643
diff
changeset
|
216 // buttons |
|
bffc7d8c3641
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
643
diff
changeset
|
217 'buttons' : buttons, |
| 661 | 218 // defaults for digilib buttons |
| 658 | 219 'buttonSettings' : { |
| 220 'fullscreen' : { | |
| 661 | 221 // path to button images (must end with a slash) |
| 658 | 222 'imagePath' : 'img/fullscreen/', |
| 714 | 223 'standardSet' : ["reference","zoomin","zoomout","zoomarea","zoomfull","pagewidth","back","fwd","page","bird","help","reset","toggleoptions"], |
| 224 'specialSet' : ["mark","delmark","hmir","vmir","rot","brgt","cont","rgb","quality","size","calibrationx","scale","toggleoptions"], | |
| 675 | 225 'buttonSets' : ['standardSet', 'specialSet'] |
| 658 | 226 }, |
| 227 'embedded' : { | |
| 228 'imagePath' : 'img/embedded/16/', | |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
229 'standardSet' : ["reference","zoomin","zoomout","zoomarea","zoomfull","bird","help","reset","toggleoptions"], |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
230 'specialSet' : ["mark","delmark","hmir","vmir","rot","brgt","cont","rgb","quality","toggleoptions"], |
| 675 | 231 'buttonSets' : ['standardSet', 'specialSet'] |
| 658 | 232 } |
| 690 | 233 }, |
| 234 // number of visible button groups | |
|
728
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
235 'visibleButtonSets' : 1, |
| 609 | 236 // is birdView shown? |
| 237 'isBirdDivVisible' : false, | |
| 661 | 238 // dimensions of bird's eye div |
| 667 | 239 'birdDivWidth' : 200, |
| 240 'birdDivHeight' : 200, | |
|
712
6349e5c090c6
change birdview along with scalerUrl in embedded mode
hertzhaft
parents:
711
diff
changeset
|
241 // parameters used by bird's eye div |
|
6349e5c090c6
change birdview along with scalerUrl in embedded mode
hertzhaft
parents:
711
diff
changeset
|
242 'birdDivParams' : ['fn','pn','dw','dh'], |
| 661 | 243 // style of the zoom area indicator in the bird's eye div |
| 652 | 244 'birdIndicatorStyle' : {'border' : '2px solid #ff0000' }, |
| 661 | 245 // style of zoom area "rubber band" |
| 246 'zoomrectStyle' : {'border' : '2px solid #ff0000' }, | |
| 609 | 247 // is the "about" window shown? |
| 734 | 248 'isAboutDivVisible' : false, |
| 249 // maximum width of background image for drag-scroll | |
| 250 'maxBgSize' : 10000 | |
| 609 | 251 |
| 603 | 252 }; |
| 648 | 253 |
| 601 | 254 // affine geometry classes |
| 255 var geom = dlGeometry(); | |
| 648 | 256 |
|
728
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
257 var FULL_AREA = geom.rectangle(0, 0, 1, 1); |
| 648 | 258 |
|
644
bffc7d8c3641
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
643
diff
changeset
|
259 var actions = { |
| 661 | 260 // init: digilib initialization |
| 261 init : function(options) { | |
| 262 // settings for this digilib instance are merged from defaults and options | |
| 263 var settings = $.extend({}, defaults, options); | |
| 264 var isFullscreen = settings.interactionMode === 'fullscreen'; | |
| 265 var queryParams = {}; | |
| 266 if (isFullscreen) { | |
| 267 queryParams = parseQueryParams(); | |
| 268 // check scalerBaseUrl | |
| 269 if (settings.scalerBaseUrl == null) { | |
| 270 // try the host this came from | |
| 271 var h = window.location.host; | |
| 272 if (window.location.host) { | |
| 273 var url = window.location.href; | |
| 274 // assume the page lives in [webapp]/jquery/ | |
| 275 var pos = url.indexOf('jquery/'); | |
| 276 if (pos > 0) { | |
| 277 settings.scalerBaseUrl = url.substring(0, pos) + 'servlet/Scaler'; | |
| 645 | 278 } |
| 279 } | |
| 629 | 280 } |
| 661 | 281 } |
| 282 return this.each(function() { | |
| 283 var $elem = $(this); | |
| 284 var data = $elem.data('digilib'); | |
| 681 | 285 var params, elemSettings; |
| 661 | 286 // if the plugin hasn't been initialized yet |
| 287 if (!data) { | |
| 288 // merge query parameters | |
| 289 if (isFullscreen) { | |
| 681 | 290 params = queryParams; |
| 661 | 291 } else { |
| 681 | 292 params = parseImgParams($elem); |
| 720 | 293 if (jQuery.cookie) { |
| 294 // retrieve params from cookie | |
| 295 var ck = "digilib-embed:fn:" + escape(params.fn) + ":pn:" + (params.pn || '1'); | |
| 296 var cs = jQuery.cookie(ck); | |
| 297 console.debug("get cookie=", ck, " value=", cs); | |
| 298 if (cs) { | |
| 299 var cp = parseQueryString(cs); | |
| 721 | 300 // ignore fn and pn from cookie TODO: should we keep pn? |
| 301 delete cp.fn; | |
| 302 delete cp.pn; | |
| 303 jQuery.extend(params, cp); | |
| 720 | 304 } |
| 305 } | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
306 } |
| 661 | 307 // store $(this) element in the settings |
| 721 | 308 elemSettings = jQuery.extend({}, settings, params); |
| 690 | 309 data = { |
| 661 | 310 $elem : $elem, |
| 311 settings : elemSettings, | |
| 681 | 312 queryParams : params |
| 661 | 313 }; |
| 314 // store in data element | |
| 315 $elem.data('digilib', data); | |
| 316 } | |
| 317 unpackParams(data); | |
| 734 | 318 // check if browser knows background-size |
| 319 for (var bs in {'':1, '-moz-':1, '-webkit-':1, '-o-':1}) { | |
| 320 if ($elem.css(bs+'background-size')) { | |
| 321 data.hasBgSize = true; | |
| 322 data.bgSizeName = bs+'background-size'; | |
| 323 break; | |
| 324 } | |
| 325 } | |
| 675 | 326 // create HTML structure for scaler |
| 661 | 327 setupScalerDiv(data); |
| 690 | 328 // add buttons |
| 329 for (var i = 0; i < elemSettings.visibleButtonSets; ++i) { | |
| 330 showButtons(data, true, i); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
331 } |
| 661 | 332 // bird's eye view creation |
| 703 | 333 if (elemSettings.isBirdDivVisible) { |
| 631 | 334 setupBirdDiv(data); |
| 716 | 335 data.$birdDiv.show(); |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
336 } |
| 661 | 337 // about window creation - TODO: could be deferred? restrict to only one item? |
| 338 setupAboutDiv(data); | |
|
728
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
339 // drag zoom area around in scaler div |
| 700 | 340 setupZoomDrag(data); |
| 661 | 341 }); |
| 342 }, | |
| 343 | |
| 344 // destroy: clean up digilib | |
| 345 destroy : function(data) { | |
| 346 return this.each(function(){ | |
| 347 var $elem = $(this); | |
| 348 $(window).unbind('.digilib'); // unbind all digilibs(?) | |
| 349 data.digilib.remove(); | |
| 350 $elem.removeData('digilib'); | |
| 351 }); | |
| 352 }, | |
| 353 | |
| 354 // show or hide the 'about' window | |
| 355 showAboutDiv : function(data, show) { | |
| 356 data.settings.isAboutDivVisible = showDiv(data.settings.isAboutDivVisible, data.$aboutDiv, show); | |
| 357 }, | |
| 648 | 358 |
| 661 | 359 // event handler: toggles the visibility of the bird's eye window |
| 360 showBirdDiv : function (data, show) { | |
| 719 | 361 var settings = data.settings; |
| 661 | 362 if (data.$birdDiv == null) { |
| 363 // no bird div -> create | |
| 364 setupBirdDiv(data); | |
| 365 } | |
| 719 | 366 settings.isBirdDivVisible = showDiv(settings.isBirdDivVisible, data.$birdDiv, show); |
| 367 updateBirdDiv(data); | |
| 716 | 368 storeOptions(data); |
| 369 // data.$birdImg.triggerHandler('load'); // TODO: we shouldn't do that | |
| 661 | 370 }, |
| 371 | |
| 372 // goto given page nr (+/-: relative) | |
| 373 gotoPage : function (data, pageNr) { | |
| 374 var settings = data.settings; | |
| 375 var oldpn = settings.pn; | |
| 709 | 376 if (pageNr == null) { |
| 377 pageNr = window.prompt("Goto page number", oldpn); | |
| 378 } | |
| 661 | 379 var pn = setNumValue(settings, "pn", pageNr); |
| 380 if (pn == null) return false; // nothing happened | |
| 381 if (pn < 1) { | |
| 382 alert("no such page (page number too low)"); | |
| 383 settings.pn = oldpn; | |
| 384 return false; | |
| 385 } | |
| 386 if (settings.pt) { | |
| 387 if (pn > settings.pt) { | |
| 388 alert("no such page (page number too high)"); | |
| 616 | 389 settings.pn = oldpn; |
| 390 return false; | |
| 627 | 391 } |
| 661 | 392 } |
| 393 // reset mk and others(?) | |
| 394 data.marks = []; | |
|
728
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
395 data.zoomArea = FULL_AREA; |
| 661 | 396 // then reload |
| 397 redisplay(data); | |
| 398 }, | |
| 647 | 399 |
| 661 | 400 // zoom by a given factor |
| 401 zoomBy : function (data, factor) { | |
| 402 zoomBy(data, factor); | |
| 403 }, | |
| 640 | 404 |
| 661 | 405 // zoom interactively |
| 406 zoomArea : function (data) { | |
| 407 zoomArea(data); | |
| 408 }, | |
| 643 | 409 |
| 661 | 410 // zoom out to full page |
| 411 zoomFull : function (data, mode) { | |
|
728
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
412 data.zoomArea = FULL_AREA; |
| 661 | 413 if (mode === 'width') { |
| 414 data.dlOpts.fitwidth = 1; | |
| 415 delete data.dlOpts.fitheight; | |
| 416 } else if (mode === 'height') { | |
| 417 data.dlOpts.fitheight = 1; | |
| 418 delete data.dlOpts.fitwidth; | |
| 419 } else { | |
| 420 delete data.dlOpts.fitwidth; | |
| 421 delete data.dlOpts.fitheight; | |
| 422 } | |
| 423 redisplay(data); | |
| 424 }, | |
| 425 | |
| 426 // set a mark by clicking (or giving a position) | |
| 427 setMark : function (data, mpos) { | |
| 428 if (mpos == null) { | |
| 429 // interactive | |
| 430 setMark(data); | |
| 431 } else { | |
| 432 // use position | |
| 433 data.marks.push(pos); | |
| 656 | 434 redisplay(data); |
| 597 | 435 } |
| 661 | 436 }, |
| 437 | |
| 438 // remove the last mark | |
| 439 removeMark : function (data) { | |
| 440 data.marks.pop(); | |
| 441 redisplay(data); | |
| 442 }, | |
| 443 | |
| 444 // mirror the image | |
| 445 mirror : function (data, mode) { | |
| 446 var flags = data.scalerFlags; | |
| 447 if (mode === 'h') { | |
| 448 if (flags.hmir) { | |
| 449 delete flags.hmir; | |
| 450 } else { | |
| 451 flags.hmir = 1; | |
| 452 } | |
| 453 } else { | |
| 454 if (flags.vmir) { | |
| 455 delete flags.vmir; | |
| 456 } else { | |
| 457 flags.vmir = 1; | |
| 458 } | |
| 459 } | |
| 460 redisplay(data); | |
| 461 }, | |
| 643 | 462 |
| 661 | 463 // rotate the image |
| 464 rotate : function (data, angle) { | |
| 465 var rot = data.settings.rot; | |
| 466 if (angle == null) { | |
| 467 angle = window.prompt("Rotation angle:", rot); | |
| 468 } | |
| 469 data.settings.rot = angle; | |
| 470 redisplay(data); | |
| 471 }, | |
| 472 | |
| 473 // change brightness | |
| 474 brightness : function (data, factor) { | |
| 475 var brgt = data.settings.brgt; | |
| 476 if (factor == null) { | |
| 477 factor = window.prompt("Brightness (-255..255)", brgt); | |
| 478 } | |
| 479 data.settings.brgt = factor; | |
| 480 redisplay(data); | |
| 481 }, | |
| 482 | |
| 483 // change contrast | |
| 484 contrast : function (data, factor) { | |
| 485 var cont = data.settings.cont; | |
| 486 if (factor == null) { | |
| 487 factor = window.prompt("Contrast (-8, 8)", cont); | |
| 488 } | |
| 489 data.settings.cont = factor; | |
| 490 redisplay(data); | |
| 681 | 491 }, |
| 703 | 492 |
| 683 | 493 // display more (or less) button sets |
| 494 morebuttons : function (data, more) { | |
| 689 | 495 var settings = data.settings; |
| 692 | 496 if (more == null) { |
| 696 | 497 // toggle more or less (only works for 2 sets) |
| 692 | 498 var maxbtns = settings.buttonSettings[settings.interactionMode].buttonSets.length; |
| 499 if (settings.visibleButtonSets >= maxbtns) { | |
| 500 more = '-1'; | |
| 501 } else { | |
| 502 more = '+1'; | |
| 503 } | |
| 504 } | |
| 683 | 505 if (more === '-1') { |
| 506 // remove set | |
| 690 | 507 var setIdx = settings.visibleButtonSets - 1; |
| 508 if (showButtons(data, false, setIdx, true)) { | |
| 509 settings.visibleButtonSets--; | |
| 510 } | |
| 683 | 511 } else { |
| 512 // add set | |
| 690 | 513 var setIdx = settings.visibleButtonSets; |
| 514 if (showButtons(data, true, setIdx, true)) { | |
| 515 settings.visibleButtonSets++; | |
| 683 | 516 } |
| 517 } | |
| 716 | 518 // persist setting |
| 519 storeOptions(data); | |
| 684 | 520 }, |
| 681 | 521 |
| 696 | 522 // reset image parameters to defaults |
| 681 | 523 reset : function (data) { |
| 524 var settings = data.settings; | |
| 525 var paramNames = settings.digilibParamNames; | |
| 526 var params = data.queryParams; | |
| 527 // delete all digilib parameters | |
| 528 for (var i = 0; i < paramNames.length; i++) { | |
| 529 var paramName = paramNames[i]; | |
| 530 delete settings[paramName]; | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
531 } |
|
728
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
532 settings.fn = params.fn || ''; // no default defined |
|
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
533 settings.pn = params.pn || defaults.pn; |
|
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
534 settings.dw = params.dw; |
|
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
535 settings.dh = params.dh; |
| 702 | 536 settings.isBirdDivVisible = false; |
| 537 settings.visibleButtonSets = 1; | |
|
728
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
538 // resets zoomArea, marks, scalerflags |
|
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
539 data.zoomArea = FULL_AREA; |
|
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
540 data.marks = []; |
|
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
541 data.scalerFlags = {}; |
| 705 | 542 delete data.dlOpts.fitwidth; |
| 543 delete data.dlOpts.fitheight; | |
| 681 | 544 redisplay(data); |
| 682 | 545 }, |
| 546 | |
| 696 | 547 // presents a reference url (returns value if noprompt) |
| 548 reference : function (data, noprompt) { | |
| 682 | 549 var settings = data.settings; |
| 550 var url; | |
| 551 if (settings.interactionMode === 'fullscreen') { | |
| 552 url = getDigilibUrl(data); | |
| 553 } else { | |
| 554 url = getScalerUrl(data); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
555 } |
| 696 | 556 if (noprompt == null) { |
| 557 window.prompt("URL reference to the current view", url); | |
| 558 } | |
| 559 return url; | |
| 560 }, | |
| 703 | 561 |
| 696 | 562 // set image quality |
| 563 setquality : function (data, qual) { | |
| 564 var oldq = getQuality(data); | |
| 565 if (qual == null) { | |
| 566 qual = window.prompt("Image quality (0..2)", oldq); | |
| 567 } | |
| 568 qual = parseInt(qual, 10); | |
| 569 if (qual >= 0 && qual <= 2) { | |
| 570 setQuality(data, qual); | |
| 571 redisplay(data); | |
| 572 } | |
| 661 | 573 } |
| 598 | 574 }; |
| 597 | 575 |
| 601 | 576 // returns parameters from page url |
| 600 | 577 var parseQueryParams = function() { |
| 629 | 578 return parseQueryString(window.location.search.slice(1)); |
| 579 }; | |
| 648 | 580 |
| 629 | 581 // returns parameters from embedded img-element |
| 600 | 582 var parseImgParams = function($elem) { |
|
606
d08d095430c3
keeping img tag for embedded mode seems to work now
robcast
parents:
605
diff
changeset
|
583 var src = $elem.find('img').first().attr('src'); |
| 703 | 584 if (!src) return null; |
| 600 | 585 var pos = src.indexOf('?'); |
| 586 var query = (pos < 0) ? '' : src.substring(pos + 1); | |
| 587 var scalerUrl = src.substring(0, pos); | |
| 620 | 588 var params = parseQueryString(query); |
| 589 params.scalerBaseUrl = scalerUrl; | |
| 590 return params; | |
| 629 | 591 }; |
| 600 | 592 |
| 601 | 593 // parses query parameter string into parameter object |
| 600 | 594 var parseQueryString = function(query) { |
| 694 | 595 var params = {}; |
| 596 if (query == null) return params; | |
| 600 | 597 var pairs = query.split("&"); |
| 629 | 598 //var keys = []; |
| 600 | 599 for (var i = 0; i < pairs.length; i++) { |
| 600 var pair = pairs[i].split("="); | |
| 601 if (pair.length === 2) { | |
| 620 | 602 params[pair[0]] = pair[1]; |
| 629 | 603 //keys.push(pair[0]); |
| 627 | 604 } |
| 629 | 605 } |
| 620 | 606 return params; |
| 629 | 607 }; |
| 661 | 608 |
| 636 | 609 // returns a query string from key names from a parameter hash (ignoring if the same value is in defaults) |
| 610 var getParamString = function (settings, keys, defaults) { | |
| 608 | 611 var paramString = ''; |
| 643 | 612 var nx = false; |
| 608 | 613 for (i = 0; i < keys.length; ++i) { |
| 614 var key = keys[i]; | |
| 656 | 615 if ((settings[key] != null) && ((defaults == null) || (settings[key] != defaults[key]))) { |
| 608 | 616 // first param gets no '&' |
| 643 | 617 if (nx) { |
| 618 paramString += '&'; | |
| 619 } else { | |
| 620 nx = true; | |
| 621 } | |
| 608 | 622 // add parm=val |
| 623 paramString += key + '=' + settings[key]; | |
| 636 | 624 } |
| 608 | 625 } |
| 626 return paramString; | |
| 624 | 627 }; |
| 628 | |
| 629 | 629 // returns URL and query string for Scaler |
| 630 var getScalerUrl = function (data) { | |
| 734 | 631 packParams(data); |
| 646 | 632 var settings = data.settings; |
| 645 | 633 if (settings.scalerBaseUrl == null) { |
| 634 alert("ERROR: URL of digilib Scaler servlet missing!"); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
635 } |
| 629 | 636 var keys = settings.scalerParamNames; |
| 636 | 637 var queryString = getParamString(settings, keys, defaults); |
| 629 | 638 var url = settings.scalerBaseUrl + '?' + queryString; |
| 639 return url; | |
| 640 }; | |
| 641 | |
| 734 | 642 // returns URL for bird's eye view image |
| 736 | 643 var getBirdImgUrl = function (data, moreParams) { |
| 734 | 644 var settings = data.settings; |
| 645 var birdDivOptions = { | |
| 646 dw : settings.birdDivWidth, | |
| 647 dh : settings.birdDivHeight | |
| 648 }; | |
| 736 | 649 var birdSettings = jQuery.extend({}, settings, birdDivOptions); |
| 734 | 650 // use only the relevant parameters |
| 736 | 651 if (moreParams == null) { |
| 652 var params = getParamString(birdSettings, settings.birdDivParams, defaults); | |
| 653 } else { | |
| 654 var params = getParamString(birdSettings, | |
| 655 settings.birdDivParams.concat(moreParams), defaults); | |
| 656 } | |
| 657 var url = settings.scalerBaseUrl + '?' + params; | |
| 734 | 658 return url; |
| 659 }; | |
| 660 | |
| 629 | 661 // returns URL and query string for current digilib |
|
637
71cc855e2e4b
reload doesn't take list of changed parameters any more
robcast
parents:
636
diff
changeset
|
662 var getDigilibUrl = function (data) { |
| 636 | 663 packParams(data); |
| 629 | 664 var settings = data.settings; |
|
637
71cc855e2e4b
reload doesn't take list of changed parameters any more
robcast
parents:
636
diff
changeset
|
665 var queryString = getParamString(settings, settings.digilibParamNames, defaults); |
| 629 | 666 var url = window.location.toString(); |
| 667 var pos = url.indexOf('?'); | |
| 668 var baseUrl = url.substring(0, pos); | |
| 669 var newurl = baseUrl + '?' + queryString; | |
| 670 return newurl; | |
| 671 }; | |
| 672 | |
| 648 | 673 // processes some parameters into objects and stuff |
| 624 | 674 var unpackParams = function (data) { |
| 675 var settings = data.settings; | |
| 629 | 676 // zoom area |
| 624 | 677 var zoomArea = geom.rectangle(settings.wx, settings.wy, settings.ww, settings.wh); |
| 636 | 678 data.zoomArea = zoomArea; |
| 629 | 679 // marks |
| 624 | 680 var marks = []; |
| 643 | 681 if (settings.mk) { |
| 682 var mk = settings.mk; | |
| 683 if (mk.indexOf(";") >= 0) { | |
| 684 var pa = mk.split(";"); // old format with ";" | |
| 685 } else { | |
| 686 var pa = mk.split(","); // new format | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
687 } |
| 643 | 688 for (var i = 0; i < pa.length ; i++) { |
| 689 var pos = pa[i].split("/"); | |
| 690 if (pos.length > 1) { | |
| 691 marks.push(geom.position(pos[0], pos[1])); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
692 } |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
693 } |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
694 } |
| 636 | 695 data.marks = marks; |
| 643 | 696 // mo (Scaler flags) |
| 697 var flags = {}; | |
| 698 if (settings.mo) { | |
| 699 var pa = settings.mo.split(","); | |
| 700 for (var i = 0; i < pa.length ; i++) { | |
| 701 flags[pa[i]] = pa[i]; | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
702 } |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
703 } |
| 643 | 704 data.scalerFlags = flags; |
| 716 | 705 retrieveOptions(data); |
| 648 | 706 }; |
| 707 | |
| 624 | 708 // put objects back into parameters |
| 709 var packParams = function (data) { | |
| 710 var settings = data.settings; | |
| 629 | 711 // zoom area |
| 636 | 712 if (data.zoomArea) { |
| 640 | 713 settings.wx = cropFloat(data.zoomArea.x); |
| 714 settings.wy = cropFloat(data.zoomArea.y); | |
| 715 settings.ww = cropFloat(data.zoomArea.width); | |
| 716 settings.wh = cropFloat(data.zoomArea.height); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
717 } |
| 629 | 718 // marks |
| 636 | 719 if (data.marks) { |
| 643 | 720 settings.mk = ''; |
| 636 | 721 for (var i = 0; i < data.marks.length; i++) { |
| 643 | 722 if (i) { |
| 723 settings.mk += ','; | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
724 } |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
725 settings.mk += cropFloat(data.marks[i].x).toString() + |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
726 '/' + cropFloat(data.marks[i].y).toString(); |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
727 } |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
728 } |
| 643 | 729 // Scaler flags |
| 730 if (data.scalerFlags) { | |
| 731 var mo = ''; | |
| 732 for (var f in data.scalerFlags) { | |
| 733 if (mo) { | |
| 734 mo += ','; | |
| 735 } | |
| 736 mo += f; | |
| 737 } | |
| 738 settings.mo = mo; | |
| 739 } | |
| 703 | 740 // user interface options |
| 716 | 741 storeOptions(data); |
| 702 | 742 }; |
| 681 | 743 |
| 716 | 744 var storeOptions = function (data) { |
| 694 | 745 // save digilib options in cookie |
| 702 | 746 var settings = data.settings; |
| 747 if (data.dlOpts) { | |
| 748 // save digilib settings in options | |
| 749 data.dlOpts.birdview = settings.isBirdDivVisible ? 1 : 0; | |
| 750 data.dlOpts.buttons = settings.visibleButtonSets; | |
| 751 var clop = ''; | |
| 752 for (var o in data.dlOpts) { | |
| 753 if (clop) { | |
| 754 clop += '&'; | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
755 } |
| 702 | 756 clop += o + '=' + data.dlOpts[o]; |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
757 } |
| 702 | 758 if (jQuery.cookie) { |
| 759 var ck = "digilib:fn:" + escape(settings.fn) + ":pn:" + settings.pn; | |
| 760 console.debug("set cookie=", ck, " value=", clop); | |
| 761 jQuery.cookie(ck, clop); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
762 } |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
763 } |
| 720 | 764 if (settings.interactionMode !== 'fullscreen' && jQuery.cookie) { |
| 765 // store normal parameters in cookie for embedded mode | |
| 766 var qs = getParamString(settings, settings.digilibParamNames, defaults); | |
| 767 var ck = "digilib-embed:fn:" + escape(settings.fn) + ":pn:" + settings.pn; | |
| 768 console.debug("set cookie=", ck, " value=", qs); | |
| 769 jQuery.cookie(ck, qs); | |
| 770 } | |
| 624 | 771 }; |
| 648 | 772 |
| 716 | 773 var retrieveOptions = function (data) { |
| 702 | 774 // clop (digilib options) |
| 775 var opts = {}; | |
| 776 var settings = data.settings; | |
| 777 if (jQuery.cookie) { | |
| 778 // read from cookie | |
| 779 var ck = "digilib:fn:" + escape(settings.fn) + ":pn:" + settings.pn; | |
| 780 var cp = jQuery.cookie(ck); | |
| 781 console.debug("get cookie=", ck, " value=", cp); | |
| 782 // in query string format | |
| 783 opts = parseQueryString(cp); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
784 } |
| 702 | 785 data.dlOpts = opts; |
| 786 // birdview option | |
| 787 if (opts.birdview != null) { | |
| 788 settings.isBirdDivVisible = opts.birdview === '1'; | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
789 } |
| 702 | 790 // visible button sets |
| 791 if (opts.buttons != null) { | |
| 792 settings.visibleButtonSets = opts.buttons; | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
793 } |
| 704 | 794 }; |
| 702 | 795 |
| 615 | 796 // (re)load the img from a new scaler URL |
|
637
71cc855e2e4b
reload doesn't take list of changed parameters any more
robcast
parents:
636
diff
changeset
|
797 var redisplay = function (data) { |
| 629 | 798 var settings = data.settings; |
| 799 if (settings.interactionMode === 'fullscreen') { | |
| 800 // update location.href (browser URL) in fullscreen mode | |
|
637
71cc855e2e4b
reload doesn't take list of changed parameters any more
robcast
parents:
636
diff
changeset
|
801 var url = getDigilibUrl(data); |
| 629 | 802 var history = window.history; |
| 803 if (typeof(history.pushState) === 'function') { | |
| 804 console.debug("we could modify history, but we don't..."); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
805 } |
| 629 | 806 window.location = url; |
| 807 } else { | |
| 808 // embedded mode -- just change img src | |
| 809 var url = getScalerUrl(data); | |
| 810 data.$img.attr('src', url); | |
| 719 | 811 // redisplay bird img |
| 812 updateBirdDiv(data); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
813 } |
| 615 | 814 }; |
| 815 | |
| 655 | 816 // returns maximum size for scaler img in fullscreen mode |
| 817 var getFullscreenImgSize = function($elem) { | |
| 818 var $win = $(window); | |
| 819 var winH = $win.height(); | |
| 820 var winW = $win.width(); | |
| 821 // TODO: account for borders? | |
| 822 return geom.size(winW, winH); | |
| 823 }; | |
| 824 | |
| 601 | 825 // creates HTML structure for digilib in elem |
| 620 | 826 var setupScalerDiv = function (data) { |
| 827 var settings = data.settings; | |
| 640 | 828 var $elem = data.$elem; |
| 718 | 829 $elem.addClass('digilib'); |
| 721 | 830 var $img; |
| 831 var scalerUrl; | |
| 601 | 832 if (settings.interactionMode === 'fullscreen') { |
| 721 | 833 // fullscreen |
| 718 | 834 $elem.addClass('dl_fullscreen'); |
| 602 | 835 var imgSize = getFullscreenImgSize($elem); |
| 643 | 836 // fitwidth/height omits destination height/width |
| 721 | 837 if (data.dlOpts.fitheight == null) { |
| 643 | 838 settings.dw = imgSize.width; |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
839 } |
| 721 | 840 if (data.dlOpts.fitwidth == null) { |
| 643 | 841 settings.dh = imgSize.height; |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
842 } |
| 679 | 843 scalerUrl = getScalerUrl(data); |
| 721 | 844 $img = $('<img/>'); |
| 602 | 845 } else { |
| 721 | 846 // embedded mode -- try to keep img tag |
| 718 | 847 $elem.addClass('dl_embedded'); |
| 721 | 848 scalerUrl = getScalerUrl(data); |
| 616 | 849 $img = $elem.find('img'); |
|
606
d08d095430c3
keeping img tag for embedded mode seems to work now
robcast
parents:
605
diff
changeset
|
850 if ($img.length > 0) { |
| 721 | 851 oldUrl = $img.attr('src'); |
| 852 if (oldUrl === scalerUrl) { | |
| 853 console.debug("img detach:", $img); | |
| 854 $img.detach(); | |
| 855 } else { | |
| 856 $img = $('<img/>'); | |
| 857 } | |
|
606
d08d095430c3
keeping img tag for embedded mode seems to work now
robcast
parents:
605
diff
changeset
|
858 } else { |
|
d08d095430c3
keeping img tag for embedded mode seems to work now
robcast
parents:
605
diff
changeset
|
859 $img = $('<img/>'); |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
860 } |
| 601 | 861 } |
|
606
d08d095430c3
keeping img tag for embedded mode seems to work now
robcast
parents:
605
diff
changeset
|
862 // create new html |
|
d08d095430c3
keeping img tag for embedded mode seems to work now
robcast
parents:
605
diff
changeset
|
863 $elem.empty(); // TODO: should we keep stuff for customization? |
|
d08d095430c3
keeping img tag for embedded mode seems to work now
robcast
parents:
605
diff
changeset
|
864 var $scaler = $('<div class="scaler"/>'); |
|
d08d095430c3
keeping img tag for embedded mode seems to work now
robcast
parents:
605
diff
changeset
|
865 $elem.append($scaler); |
|
d08d095430c3
keeping img tag for embedded mode seems to work now
robcast
parents:
605
diff
changeset
|
866 $scaler.append($img); |
| 615 | 867 $img.addClass('pic'); |
| 642 | 868 data.$scaler = $scaler; |
| 629 | 869 data.$img = $img; |
| 680 | 870 // setup image load handler before setting the src attribute (IE bug) |
| 871 $img.load(scalerImgLoadedHandler(data)); | |
| 872 $img.attr('src', scalerUrl); | |
| 601 | 873 }; |
| 608 | 874 |
| 603 | 875 // creates HTML structure for buttons in elem |
| 690 | 876 var createButtons = function (data, buttonSetIdx) { |
| 640 | 877 var $elem = data.$elem; |
|
621
7f97716b901c
changed methods to pass "data" around instead of "settings"
robcast
parents:
620
diff
changeset
|
878 var settings = data.settings; |
| 658 | 879 var mode = settings.interactionMode; |
|
665
0d3d9517e448
image transform works now under rotation!!! (at least for multiples of 90deg)
robcast
parents:
664
diff
changeset
|
880 var buttonSettings = settings.buttonSettings[mode]; |
| 675 | 881 var buttonGroup = buttonSettings.buttonSets[buttonSetIdx]; |
| 683 | 882 if (buttonGroup == null) { |
| 883 // no buttons here | |
| 884 return; | |
| 885 } | |
| 886 var $buttonsDiv = $('<div class="buttons"/>'); | |
| 675 | 887 var buttonNames = buttonSettings[buttonGroup]; |
| 888 for (var i = 0; i < buttonNames.length; i++) { | |
| 889 var buttonName = buttonNames[i]; | |
| 890 var buttonConfig = settings.buttons[buttonName]; | |
| 658 | 891 // construct the button html |
| 892 var $button = $('<div class="button"></div>'); | |
| 893 var $a = $('<a/>'); | |
| 894 var $img = $('<img class="button"/>'); | |
| 895 $buttonsDiv.append($button); | |
| 896 $button.append($a); | |
| 897 $a.append($img); | |
| 898 // add attributes and bindings | |
| 899 $button.attr('title', buttonConfig.tooltip); | |
| 675 | 900 $button.addClass('button-' + buttonName); |
| 658 | 901 // create handler for the buttons |
| 902 $a.bind('click.digilib', (function () { | |
| 903 // we create a new closure to capture the value of action | |
| 904 var action = buttonConfig.onclick; | |
| 905 if ($.isArray(action)) { | |
| 906 // the handler function calls digilib with action and parameters | |
| 907 return function (evt) { | |
| 908 console.debug('click action=', action, ' evt=', evt); | |
| 909 $elem.digilib.apply($elem, action); | |
| 910 return false; | |
| 911 }; | |
| 912 } else { | |
| 913 // the handler function calls digilib with action | |
| 914 return function (evt) { | |
| 915 console.debug('click action=', action, ' evt=', evt); | |
| 916 $elem.digilib(action); | |
| 917 return false; | |
| 918 }; | |
| 919 } | |
| 920 })()); | |
| 921 $img.attr('src', buttonSettings.imagePath + buttonConfig.img); | |
| 683 | 922 } |
| 655 | 923 // make buttons div scroll if too large for window |
| 924 if ($buttonsDiv.height() > $(window).height() - 10) { | |
| 925 $buttonsDiv.css('position', 'absolute'); | |
| 926 } | |
| 690 | 927 // buttons hidden at first |
| 928 $buttonsDiv.hide(); | |
| 929 $elem.append($buttonsDiv); | |
| 675 | 930 if (data.$buttonSets == null) { |
| 690 | 931 // first button set |
| 675 | 932 data.$buttonSets = [$buttonsDiv]; |
| 933 } else { | |
| 683 | 934 $elem.append($buttonsDiv); |
| 675 | 935 data.$buttonSets[buttonSetIdx] = $buttonsDiv; |
| 936 } | |
| 605 | 937 return $buttonsDiv; |
| 603 | 938 }; |
| 608 | 939 |
| 940 // creates HTML structure for the bird's eye view in elem | |
| 631 | 941 var setupBirdDiv = function (data) { |
| 640 | 942 var $elem = data.$elem; |
| 608 | 943 // the bird's eye div |
|
651
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
944 var $birdDiv = $('<div class="birdview" style="display:none"/>'); |
| 608 | 945 // the detail indicator frame |
| 719 | 946 var $birdZoom = $('<div class="birdzoom" style="display:none; background-color:transparent;"/>'); |
| 608 | 947 // the small image |
| 948 var $birdImg = $('<img class="birdimg"/>'); | |
| 716 | 949 data.$birdDiv = $birdDiv; |
| 950 data.$birdZoom = $birdZoom; | |
| 951 data.$birdImg = $birdImg; | |
|
651
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
952 $elem.append($birdDiv); |
|
671
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
953 $birdDiv.append($birdZoom); |
|
651
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
954 $birdDiv.append($birdImg); |
|
671
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
955 $birdZoom.css(data.settings.birdIndicatorStyle); |
| 716 | 956 var birdUrl = getBirdImgUrl(data); |
|
651
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
957 $birdImg.load(birdImgLoadedHandler(data)); |
| 716 | 958 $birdImg.attr('src', birdUrl); |
| 959 }; | |
| 960 | |
| 961 // update bird's eye view | |
| 962 var updateBirdDiv = function (data) { | |
| 963 if (!data.settings.isBirdDivVisible) return; | |
| 964 var $birdImg = data.$birdImg; | |
| 965 var oldsrc = $birdImg.attr('src'); | |
| 966 var newsrc = getBirdImgUrl(data); | |
| 967 if (oldsrc !== newsrc) { | |
| 968 $birdImg.attr('src', newsrc); | |
| 969 // onload handler re-renders | |
| 970 } else { | |
| 971 // re-render | |
| 972 renderBirdArea(data); | |
| 723 | 973 // enable click and drag |
|
725
96dc93ff4d68
really renamed birdMoveArea, really merged fix for no zoom area.
robcast
parents:
724
diff
changeset
|
974 setupBirdDrag(data); |
| 716 | 975 } |
|
712
6349e5c090c6
change birdview along with scalerUrl in embedded mode
hertzhaft
parents:
711
diff
changeset
|
976 }; |
|
6349e5c090c6
change birdview along with scalerUrl in embedded mode
hertzhaft
parents:
711
diff
changeset
|
977 |
| 618 | 978 // creates HTML structure for the about view in elem |
|
621
7f97716b901c
changed methods to pass "data" around instead of "settings"
robcast
parents:
620
diff
changeset
|
979 var setupAboutDiv = function (data) { |
| 640 | 980 var $elem = data.$elem; |
|
621
7f97716b901c
changed methods to pass "data" around instead of "settings"
robcast
parents:
620
diff
changeset
|
981 var settings = data.settings; |
| 618 | 982 var $aboutDiv = $('<div class="about" style="display:none"/>'); |
| 609 | 983 var $header = $('<p>Digilib Graphic Viewer</p>'); |
| 984 var $link = $('<a/>'); | |
| 985 var $logo = $('<img class="logo" title="digilib"/>'); | |
| 986 var $content = $('<p/>'); | |
| 987 $elem.append($aboutDiv); | |
| 988 $aboutDiv.append($header); | |
| 989 $aboutDiv.append($link); | |
| 990 $aboutDiv.append($content); | |
| 991 $link.append($logo); | |
| 992 $logo.attr('src', settings.logoUrl); | |
| 628 | 993 $link.attr('href', settings.homeUrl); |
| 609 | 994 $content.text('Version: ' + settings.version); |
| 628 | 995 // click hides |
| 642 | 996 $aboutDiv.bind('click.digilib', function () { |
| 639 | 997 settings.isAboutDivVisible = showDiv(settings.isAboutDivVisible, $aboutDiv, 0); |
| 642 | 998 return false; |
| 703 | 999 }); |
| 628 | 1000 data.$aboutDiv = $aboutDiv; |
| 627 | 1001 }; |
| 1002 | |
| 628 | 1003 // shows some window e.g. 'about' (toggle visibility if show is null) |
| 1004 var showDiv = function (isVisible, $div, show) { | |
| 638 | 1005 if (show == null) { |
| 628 | 1006 // toggle visibility |
| 1007 isVisible = !isVisible; | |
| 1008 } else { | |
| 1009 // set visibility | |
| 1010 isVisible = show; | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1011 } |
| 628 | 1012 if (isVisible) { |
| 1013 $div.fadeIn(); | |
| 1014 } else { | |
| 1015 $div.fadeOut(); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1016 } |
| 628 | 1017 return isVisible; |
| 627 | 1018 }; |
| 609 | 1019 |
| 690 | 1020 // display more (or less) button sets |
| 1021 var showButtons = function (data, more, setIdx, animated) { | |
| 704 | 1022 var atime = animated ? 'fast': 0; |
| 690 | 1023 if (more) { |
| 1024 // add set | |
| 1025 var $otherSets = data.$elem.find('div.buttons:visible'); | |
| 1026 var $set; | |
| 1027 if (data.$buttonSets && data.$buttonSets[setIdx]) { | |
| 1028 // set exists | |
| 1029 $set = data.$buttonSets[setIdx]; | |
| 1030 } else { | |
| 1031 $set = createButtons(data, setIdx); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1032 } |
| 690 | 1033 if ($set == null) return false; |
| 1034 var btnWidth = $set.width(); | |
| 1035 // move remaining sets left and show new set | |
| 704 | 1036 if ($otherSets.length > 0) { |
| 1037 $otherSets.animate({right : '+='+btnWidth+'px'}, atime, | |
| 1038 function () {$set.show();}); | |
| 690 | 1039 } else { |
| 1040 $set.show(); | |
| 704 | 1041 } |
| 690 | 1042 } else { |
| 1043 // remove set | |
| 1044 var $set = data.$buttonSets[setIdx]; | |
| 1045 if ($set == null) return false; | |
| 1046 var btnWidth = $set.width(); | |
| 1047 // hide last set | |
| 1048 $set.hide(); | |
| 1049 // take remaining sets and move right | |
| 1050 var $otherSets = data.$elem.find('div.buttons:visible'); | |
| 704 | 1051 $otherSets.animate({right : '-='+btnWidth+'px'}, atime); |
| 1052 } | |
| 690 | 1053 return true; |
| 1054 }; | |
| 1055 | |
|
651
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
1056 // create Transform from area and $img |
| 668 | 1057 var getImgTrafo = function ($img, area, rot, hmir, vmir) { |
|
651
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
1058 var picrect = geom.rectangle($img); |
|
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
1059 var trafo = geom.transform(); |
| 668 | 1060 // move zoom area offset to center |
|
651
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
1061 trafo.concat(trafo.getTranslation(geom.position(-area.x, -area.y))); |
| 668 | 1062 // scale zoom area size to [1,1] |
|
651
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
1063 trafo.concat(trafo.getScale(geom.size(1/area.width, 1/area.height))); |
| 668 | 1064 // rotate and mirror (around transformed image center i.e. [0.5,0.5]) |
| 1065 if (rot || hmir || vmir) { | |
| 1066 // move [0.5,0.5] to center | |
| 1067 trafo.concat(trafo.getTranslation(geom.position(-0.5, -0.5))); | |
| 1068 if (hmir) { | |
| 1069 // mirror about center | |
| 1070 trafo.concat(trafo.getMirror('y')); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1071 } |
| 668 | 1072 if (vmir) { |
| 1073 // mirror about center | |
| 1074 trafo.concat(trafo.getMirror('x')); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1075 } |
| 668 | 1076 if (rot) { |
| 1077 // rotate around center | |
| 1078 trafo.concat(trafo.getRotation(parseFloat(rot))); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1079 } |
| 668 | 1080 // move back |
| 1081 trafo.concat(trafo.getTranslation(geom.position(0.5, 0.5))); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1082 } |
|
657
b0c6cc4a0932
work on getting transformation to work with rotation (currently still doesn't)
robcast
parents:
656
diff
changeset
|
1083 // scale to screen position and size |
|
651
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
1084 trafo.concat(trafo.getScale(picrect)); |
|
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
1085 trafo.concat(trafo.getTranslation(picrect)); |
|
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
1086 return trafo; |
| 648 | 1087 }; |
|
671
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1088 |
|
606
d08d095430c3
keeping img tag for embedded mode seems to work now
robcast
parents:
605
diff
changeset
|
1089 // returns function for load event of scaler img |
| 629 | 1090 var scalerImgLoadedHandler = function (data) { |
| 626 | 1091 return function () { |
| 716 | 1092 var $img = $(this); |
| 731 | 1093 var $scaler = data.$scaler; |
| 620 | 1094 // create Transform from current area and picsize |
| 668 | 1095 data.imgTrafo = getImgTrafo($img, data.zoomArea, |
| 1096 data.settings.rot, data.scalerFlags.hmir, data.scalerFlags.vmir); | |
| 679 | 1097 console.debug("imgTrafo=", data.imgTrafo); |
| 726 | 1098 // adjust scaler div size |
| 731 | 1099 var imgRect = geom.rectangle($img); |
| 726 | 1100 console.debug("imgrect=", imgRect); |
| 731 | 1101 imgRect.adjustDiv($scaler); |
| 708 | 1102 // show image in case it was hidden (for example in zoomDrag) |
| 726 | 1103 $img.css('visibility', 'visible'); |
| 734 | 1104 $scaler.css({'opacity' : '1', 'background-image' : 'none'}); |
| 620 | 1105 // display marks |
| 626 | 1106 renderMarks(data); |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1107 // enable drag-to-scroll |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1108 setupZoomDrag(data); |
|
688
7ef3bc87ab19
cookie control for birdview, works for fullscreen
hertzhaft
parents:
686
diff
changeset
|
1109 // TODO: digilib.showArrows(); // show arrow overlays for zoom navigation |
|
651
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
1110 }; |
|
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
1111 }; |
|
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
1112 |
|
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
1113 // returns function for load event of bird's eye view img |
|
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
1114 var birdImgLoadedHandler = function (data) { |
|
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
1115 return function () { |
| 716 | 1116 var $img = $(this); |
|
670
2ce9d77677b1
took renderBirdArea hooks out of scalerImgLoaded into redisplay.
robcast
parents:
669
diff
changeset
|
1117 console.debug("birdimg loaded! this=", this, " data=", data); |
|
651
2d85d820501d
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
649
diff
changeset
|
1118 // create Transform from current area and picsize |
|
728
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
1119 data.birdTrafo = getImgTrafo($img, FULL_AREA); |
| 661 | 1120 // display red indicator around zoomarea |
| 716 | 1121 renderBirdArea(data); |
| 1122 // enable click and drag | |
|
725
96dc93ff4d68
really renamed birdMoveArea, really merged fix for no zoom area.
robcast
parents:
724
diff
changeset
|
1123 setupBirdDrag(data); |
|
606
d08d095430c3
keeping img tag for embedded mode seems to work now
robcast
parents:
605
diff
changeset
|
1124 }; |
|
d08d095430c3
keeping img tag for embedded mode seems to work now
robcast
parents:
605
diff
changeset
|
1125 }; |
| 626 | 1126 |
| 1127 // place marks on the image | |
| 1128 var renderMarks = function (data) { | |
| 640 | 1129 var $elem = data.$elem; |
| 636 | 1130 var marks = data.marks; |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1131 // clear marks |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1132 $elem.find('div.mark').remove(); |
| 626 | 1133 for (var i = 0; i < marks.length; i++) { |
| 1134 var mark = marks[i]; | |
| 636 | 1135 if (data.zoomArea.containsPosition(mark)) { |
| 626 | 1136 var mpos = data.imgTrafo.transform(mark); |
|
657
b0c6cc4a0932
work on getting transformation to work with rotation (currently still doesn't)
robcast
parents:
656
diff
changeset
|
1137 console.debug("renderMarks: mpos=",mpos); |
| 626 | 1138 // create mark |
| 1139 var html = '<div class="mark">'+(i+1)+'</div>'; | |
| 1140 var $mark = $(html); | |
| 1141 $elem.append($mark); | |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1142 mpos.adjustDiv($mark); |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1143 } |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1144 } |
| 626 | 1145 }; |
| 648 | 1146 |
|
670
2ce9d77677b1
took renderBirdArea hooks out of scalerImgLoaded into redisplay.
robcast
parents:
669
diff
changeset
|
1147 // show zoom area indicator on bird's eye view |
| 716 | 1148 var renderBirdArea = function (data) { |
|
671
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1149 var $birdZoom = data.$birdZoom; |
| 652 | 1150 var zoomArea = data.zoomArea; |
| 716 | 1151 var normalSize = isFullArea(zoomArea); |
| 1152 if (normalSize) { | |
| 1153 $birdZoom.hide(); | |
| 1154 return; | |
| 1155 } else { | |
| 1156 $birdZoom.show(); | |
| 1157 } | |
| 723 | 1158 // position may have changed |
|
728
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
1159 data.birdTrafo = getImgTrafo(data.$birdImg, FULL_AREA); |
| 731 | 1160 var zoomRect = data.birdTrafo.transform(zoomArea); |
| 734 | 1161 // acount for border width |
| 1162 zoomRect.addPosition({x : -2, y : -2}); | |
|
663
fda2d9bd9ba7
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
662
diff
changeset
|
1163 if (data.settings.interactionMode === 'fullscreen') { |
|
fda2d9bd9ba7
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
662
diff
changeset
|
1164 // no animation for fullscreen |
| 731 | 1165 zoomRect.adjustDiv($birdZoom); |
| 716 | 1166 } else { |
| 1167 // nice animation for embedded mode :-) | |
| 734 | 1168 // correct offsetParent because animate doesn't use offset |
| 719 | 1169 var ppos = $birdZoom.offsetParent().offset(); |
| 731 | 1170 var dest = { |
| 1171 left : (zoomRect.x - ppos.left) + 'px', | |
| 1172 top : (zoomRect.y - ppos.top) + 'px', | |
| 1173 width : zoomRect.width, | |
| 1174 height : zoomRect.height}; | |
| 1175 $birdZoom.animate(dest); | |
| 716 | 1176 } |
|
657
b0c6cc4a0932
work on getting transformation to work with rotation (currently still doesn't)
robcast
parents:
656
diff
changeset
|
1177 }; |
| 652 | 1178 |
| 640 | 1179 // zooms by the given factor |
| 636 | 1180 var zoomBy = function(data, factor) { |
| 1181 var area = data.zoomArea; | |
| 1182 var newarea = area.copy(); | |
| 1183 // scale | |
| 1184 newarea.width /= factor; | |
| 1185 newarea.height /= factor; | |
| 1186 // and recenter | |
| 1187 newarea.x -= 0.5 * (newarea.width - area.width); | |
| 1188 newarea.y -= 0.5 * (newarea.height - area.height); | |
|
728
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
1189 newarea = FULL_AREA.fit(newarea); |
| 636 | 1190 data.zoomArea = newarea; |
|
637
71cc855e2e4b
reload doesn't take list of changed parameters any more
robcast
parents:
636
diff
changeset
|
1191 redisplay(data); |
| 636 | 1192 }; |
| 1193 | |
| 640 | 1194 // add a mark where clicked |
| 1195 var setMark = function (data) { | |
| 642 | 1196 var $scaler = data.$scaler; |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1197 // unbind other handler |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1198 $scaler.unbind(".dlZoomDrag"); |
| 640 | 1199 // start event capturing |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1200 $scaler.one('mousedown.dlSetMark', function (evt) { |
| 640 | 1201 // event handler adding a new mark |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1202 console.log("setmark at=", evt); |
|
665
0d3d9517e448
image transform works now under rotation!!! (at least for multiples of 90deg)
robcast
parents:
664
diff
changeset
|
1203 var mpos = geom.position(evt); |
| 640 | 1204 var pos = data.imgTrafo.invtransform(mpos); |
| 1205 data.marks.push(pos); | |
| 1206 redisplay(data); | |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1207 return false; |
| 640 | 1208 }); |
| 1209 }; | |
| 661 | 1210 |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1211 // zoom to the area around two clicked points |
| 647 | 1212 var zoomArea = function(data) { |
| 1213 $elem = data.$elem; | |
| 1214 $scaler = data.$scaler; | |
| 1215 var pt1, pt2; | |
| 1216 var $zoomDiv = $('<div class="zoomrect" style="display:none"/>'); | |
| 1217 $elem.append($zoomDiv); | |
| 661 | 1218 $zoomDiv.css(data.settings.zoomrectStyle); |
| 647 | 1219 var picRect = geom.rectangle($scaler); |
| 1220 // FIX ME: is there a way to query the border width from CSS info? | |
| 1221 // rect.x -= 2; // account for overlay borders | |
| 1222 // rect.y -= 2; | |
| 1223 | |
| 1224 var zoomStart = function (evt) { | |
| 1225 pt1 = geom.position(evt); | |
| 1226 // setup and show zoom div | |
| 731 | 1227 pt1.adjustDiv($zoomDiv); |
| 661 | 1228 $zoomDiv.width(0).height(0); |
| 647 | 1229 $zoomDiv.show(); |
| 1230 // register events | |
| 731 | 1231 $elem.bind("mousemove.dlZoomArea", zoomMove); |
| 1232 $elem.bind("mouseup.dlZoomArea", zoomEnd); | |
| 647 | 1233 return false; |
| 1234 }; | |
| 661 | 1235 |
| 734 | 1236 // mouse move handler |
| 1237 var zoomMove = function (evt) { | |
| 1238 pt2 = geom.position(evt); | |
| 1239 var rect = geom.rectangle(pt1, pt2); | |
| 1240 rect.clipTo(picRect); | |
| 1241 // update zoom div | |
| 1242 rect.adjustDiv($zoomDiv); | |
| 1243 return false; | |
| 1244 }; | |
| 1245 | |
| 647 | 1246 // mouseup handler: end moving |
| 1247 var zoomEnd = function (evt) { | |
| 1248 pt2 = geom.position(evt); | |
| 1249 // assume a click and continue if the area is too small | |
| 1250 var clickRect = geom.rectangle(pt1, pt2); | |
| 703 | 1251 if (clickRect.getArea() <= 5) return false; |
| 647 | 1252 // hide zoom div |
| 1253 $zoomDiv.remove(); | |
| 1254 // unregister events | |
| 731 | 1255 $elem.unbind("mousemove.dlZoomArea", zoomMove); |
| 1256 $elem.unbind("mouseup.dlZoomArea", zoomEnd); | |
| 647 | 1257 // clip and transform |
| 1258 clickRect.clipTo(picRect); | |
| 1259 var area = data.imgTrafo.invtransform(clickRect); | |
| 1260 data.zoomArea = area; | |
| 1261 // zoomed is always fit | |
| 1262 data.settings.ws = 1; | |
| 731 | 1263 delete data.dlOpts.fitwidth; |
| 1264 delete data.dlOpts.fitheight; | |
| 647 | 1265 redisplay(data); |
| 1266 return false; | |
| 1267 }; | |
| 661 | 1268 |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1269 // clear old handler (also ZoomDrag) |
| 731 | 1270 $scaler.unbind('.dlZoomArea'); |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1271 $scaler.unbind(".dlZoomDrag"); |
| 731 | 1272 $elem.unbind('.dlZoomArea'); |
| 647 | 1273 // bind start zoom handler |
| 731 | 1274 $scaler.one('mousedown.dlZoomArea', zoomStart); |
| 647 | 1275 }; |
| 640 | 1276 |
| 716 | 1277 // bird's eye view zoom area click and drag handler |
|
725
96dc93ff4d68
really renamed birdMoveArea, really merged fix for no zoom area.
robcast
parents:
724
diff
changeset
|
1278 var setupBirdDrag = function(data) { |
|
671
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1279 var $birdImg = data.$birdImg; |
|
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1280 var $birdZoom = data.$birdZoom; |
| 723 | 1281 var $document = $(document); |
|
671
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1282 var startPos, newRect, birdImgRect, birdZoomRect; |
|
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1283 |
| 734 | 1284 // mousedown handler: start dragging bird zoom to a new position |
| 1285 var birdZoomStartDrag = function(evt) { | |
| 1286 startPos = geom.position(evt); | |
| 1287 // position may have changed | |
| 1288 data.birdTrafo = getImgTrafo($birdImg, FULL_AREA); | |
| 1289 birdImgRect = geom.rectangle($birdImg); | |
| 1290 birdZoomRect = geom.rectangle($birdZoom); | |
| 1291 newRect = null; | |
| 1292 $document.bind("mousemove.dlBirdMove", birdZoomMove); | |
| 1293 $document.bind("mouseup.dlBirdMove", birdZoomEndDrag); | |
| 1294 $birdZoom.bind("mousemove.dlBirdMove", birdZoomMove); | |
| 1295 $birdZoom.bind("mouseup.dlBirdMove", birdZoomEndDrag); | |
| 1296 return false; | |
| 1297 }; | |
| 1298 | |
| 726 | 1299 // mousemove handler: drag |
|
671
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1300 var birdZoomMove = function(evt) { |
|
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1301 var pos = geom.position(evt); |
| 723 | 1302 var delta = startPos.delta(pos); |
|
671
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1303 // move birdZoom div, keeping size |
| 723 | 1304 newRect = birdZoomRect.copy(); |
| 726 | 1305 newRect.addPosition(delta); |
|
671
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1306 // stay within birdimage |
|
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1307 newRect.stayInside(birdImgRect); |
| 723 | 1308 newRect.adjustDiv($birdZoom); |
|
671
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1309 return false; |
|
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1310 }; |
|
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1311 |
| 726 | 1312 // mouseup handler: reload page |
|
671
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1313 var birdZoomEndDrag = function(evt) { |
|
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1314 var settings = data.settings; |
| 723 | 1315 $document.unbind("mousemove.dlBirdMove", birdZoomMove); |
| 1316 $document.unbind("mouseup.dlBirdMove", birdZoomEndDrag); | |
| 1317 $birdZoom.unbind("mousemove.dlBirdMove", birdZoomMove); | |
| 1318 $birdZoom.unbind("mouseup.dlBirdMove", birdZoomEndDrag); | |
| 1319 if (newRect == null) { | |
| 1320 // no movement happened - set center to click position | |
|
671
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1321 startPos = birdZoomRect.getCenter(); |
| 723 | 1322 birdZoomMove(evt); |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1323 } |
| 723 | 1324 var newArea = data.birdTrafo.invtransform(newRect); |
| 1325 data.zoomArea = newArea; | |
|
671
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1326 redisplay(data); |
|
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1327 return false; |
|
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1328 }; |
|
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1329 |
| 723 | 1330 // clear old handler |
| 1331 $document.unbind(".dlBirdMove"); | |
| 1332 $birdImg.unbind(".dlBirdMove"); | |
| 1333 $birdZoom.unbind(".dlBirdMove"); | |
|
725
96dc93ff4d68
really renamed birdMoveArea, really merged fix for no zoom area.
robcast
parents:
724
diff
changeset
|
1334 if (! isFullArea(data.zoomArea)) { |
|
96dc93ff4d68
really renamed birdMoveArea, really merged fix for no zoom area.
robcast
parents:
724
diff
changeset
|
1335 // set new handler |
|
96dc93ff4d68
really renamed birdMoveArea, really merged fix for no zoom area.
robcast
parents:
724
diff
changeset
|
1336 $birdImg.bind("mousedown.dlBirdMove", birdZoomStartDrag); |
|
96dc93ff4d68
really renamed birdMoveArea, really merged fix for no zoom area.
robcast
parents:
724
diff
changeset
|
1337 $birdZoom.bind("mousedown.dlBirdMove", birdZoomStartDrag); |
|
96dc93ff4d68
really renamed birdMoveArea, really merged fix for no zoom area.
robcast
parents:
724
diff
changeset
|
1338 } |
|
671
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1339 }; |
|
ba582354e659
first step at dragging birdview zoom indicator around
hertzhaft
parents:
670
diff
changeset
|
1340 |
| 731 | 1341 // setup handlers for dragging the zoomed image |
| 698 | 1342 var setupZoomDrag = function(data) { |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1343 var startPos, delta, fullRect, isBgReady; |
| 726 | 1344 var $document = $(document); |
| 698 | 1345 var $elem = data.$elem; |
| 1346 var $scaler = data.$scaler; | |
| 1347 var $img = data.$img; | |
| 703 | 1348 |
| 726 | 1349 // drag the image and load a new detail on mouse up |
| 698 | 1350 var dragStart = function (evt) { |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1351 console.debug("dragstart at=",evt); |
|
730
98a405711289
setup zoomdrag even when image is not initially zoomed
hertzhaft
parents:
729
diff
changeset
|
1352 // don't start dragging if not zoomed |
|
98a405711289
setup zoomdrag even when image is not initially zoomed
hertzhaft
parents:
729
diff
changeset
|
1353 if (isFullArea(data.zoomArea)) return false; |
| 726 | 1354 startPos = geom.position(evt); |
| 734 | 1355 fullRect = null; |
| 1356 delta = null; | |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1357 isBgReady = false; |
| 726 | 1358 $document.bind("mousemove.dlZoomDrag", dragMove); |
| 1359 $document.bind("mouseup.dlZoomDrag", dragEnd); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1360 return false; |
| 698 | 1361 }; |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1362 |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1363 |
| 726 | 1364 // mousemove handler: drag zoomed image |
| 698 | 1365 var dragMove = function (evt) { |
| 1366 var pos = geom.position(evt); | |
| 734 | 1367 delta = startPos.delta(pos); |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1368 if (!isBgReady) { |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1369 // hide the scaler img, show background of div instead |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1370 $img.css('visibility', 'hidden'); |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1371 var scalerCss = { |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1372 'background-image' : 'url(' + $img.attr('src') + ')', |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1373 'background-repeat' : 'no-repeat', |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1374 'background-position' : 'left top', |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1375 'opacity' : '0.5', |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1376 'cursor' : 'move' |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1377 }; |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1378 if (data.hasBgSize) { |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1379 // full-size background using CSS3-background-size |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1380 fullRect = data.imgTrafo.transform(FULL_AREA); |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1381 if (fullRect.height < data.settings.maxBgSize && fullRect.width < data.settings.maxBgSize) { |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1382 // correct offset because background is relative |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1383 var scalePos = geom.position($scaler); |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1384 fullRect.addPosition(scalePos.neg()); |
| 736 | 1385 var url = getBirdImgUrl(data, ['rot', 'mo']); |
| 1386 scalerCss['background-image'] = 'url(' + url + ')'; | |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1387 scalerCss[data.bgSizeName] = fullRect.width + 'px ' + fullRect.height + 'px'; |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1388 scalerCss['background-position'] = fullRect.x + 'px '+ fullRect.y + 'px'; |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1389 } else { |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1390 // too big |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1391 fullRect = null; |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1392 } |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1393 } |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1394 $scaler.css(scalerCss); |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1395 isBgReady = true; |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1396 } |
| 734 | 1397 if (fullRect) { |
| 1398 var bgPos = fullRect.getPosition().add(delta); | |
| 1399 } else { | |
| 1400 var bgPos = delta; | |
| 1401 } | |
| 698 | 1402 // move the background image to the new position |
| 708 | 1403 $scaler.css({ |
| 734 | 1404 'background-position' : bgPos.x + "px " + bgPos.y + "px" |
| 698 | 1405 }); |
| 1406 return false; | |
| 1407 }; | |
| 703 | 1408 |
| 726 | 1409 // mouseup handler: reload zoomed image in new position |
| 698 | 1410 var dragEnd = function (evt) { |
| 732 | 1411 $scaler.css('cursor', 'auto'); |
| 726 | 1412 $document.unbind("mousemove.dlZoomDrag", dragMove); |
| 1413 $document.unbind("mouseup.dlZoomDrag", dragEnd); | |
| 1414 if (delta == null || delta.distance() < 2) { | |
| 1415 // no movement | |
| 1416 $img.css('visibility', 'visible'); | |
| 734 | 1417 $scaler.css({'opacity' : '1', 'background-image' : 'none'}); |
| 726 | 1418 return false; |
| 1419 } | |
| 1420 // get old zoom area (screen coordinates) | |
| 734 | 1421 var za = geom.rectangle($img); |
| 726 | 1422 // move |
| 734 | 1423 za.addPosition(delta.neg()); |
| 726 | 1424 // transform back |
| 1425 var newArea = data.imgTrafo.invtransform(za); | |
|
728
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
1426 data.zoomArea = FULL_AREA.fit(newArea); |
|
701
2660b733a1e7
img reload works for fullscreen, but somehow not precise
hertzhaft
parents:
700
diff
changeset
|
1427 redisplay(data); |
| 698 | 1428 return false; |
| 1429 }; | |
|
728
53584f90f66b
improved some embedded buttons; fixed reset function
hertzhaft
parents:
726
diff
changeset
|
1430 |
| 726 | 1431 // clear old handler |
| 1432 $document.unbind(".dlZoomDrag"); | |
| 734 | 1433 $scaler.unbind(".dlZoomDrag"); |
|
735
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1434 if (! isFullArea(data.zoomArea)) { |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1435 // set handler |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1436 $scaler.bind("mousedown.dlZoomDrag", dragStart); |
|
9969e01b37cf
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
734
diff
changeset
|
1437 } |
| 698 | 1438 }; |
| 1439 | |
| 696 | 1440 // get image quality as a number (0..2) |
| 1441 var getQuality = function (data) { | |
| 1442 var flags = data.scalerFlags; | |
| 1443 var q = flags.q2 || flags.q1 || 'q0'; // assume q0 as default | |
| 1444 return parseInt(q[1], 10); | |
| 699 | 1445 }; |
| 696 | 1446 |
| 1447 // set image quality as a number (0..2) | |
| 1448 var setQuality = function (data, qual) { | |
| 1449 var flags = data.scalerFlags; | |
| 1450 // clear flags | |
| 1451 for (var i = 0; i < 3; ++i) { | |
| 1452 delete flags['q'+i]; | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1453 } |
| 696 | 1454 flags['q'+qual] = 'q'+qual; |
| 699 | 1455 }; |
| 703 | 1456 |
| 643 | 1457 // sets a key to a value (relative values with +/- if relative=true) |
| 1458 var setNumValue = function(settings, key, value) { | |
| 709 | 1459 if (value == null) return null; |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1460 if (isNumber(value)) { |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1461 settings[key] = value; |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1462 return value; |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1463 } |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1464 var sign = value[0]; |
| 643 | 1465 if (sign === '+' || sign === '-') { |
| 1466 if (settings[key] == null) { | |
|
644
bffc7d8c3641
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
643
diff
changeset
|
1467 // this isn't perfect but still... |
| 643 | 1468 settings[key] = 0; |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1469 } |
| 643 | 1470 settings[key] = parseFloat(settings[key]) + parseFloat(value); |
| 1471 } else { | |
| 1472 settings[key] = value; | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1473 } |
| 643 | 1474 return settings[key]; |
| 1475 }; | |
| 648 | 1476 |
| 1477 // auxiliary function (from old dllib.js) | |
|
725
96dc93ff4d68
really renamed birdMoveArea, really merged fix for no zoom area.
robcast
parents:
724
diff
changeset
|
1478 var isFullArea = function(area) { |
| 652 | 1479 return (area.width === 1.0) && (area.height === 1.0); |
| 648 | 1480 }; |
| 1481 | |
| 634 | 1482 // auxiliary function (from Douglas Crockford, A.10) |
| 1483 var isNumber = function isNumber(value) { | |
| 703 | 1484 return typeof value === 'number' && isFinite(value); |
| 634 | 1485 }; |
| 648 | 1486 |
| 624 | 1487 // auxiliary function to crop senseless precision |
| 1488 var cropFloat = function (x) { | |
| 630 | 1489 return parseInt(10000 * x, 10) / 10000; |
| 624 | 1490 }; |
| 648 | 1491 |
| 685 | 1492 // fallback for console.log calls |
| 1493 if (customConsole) { | |
| 1494 var logFunction = function(type) { | |
| 1495 return function(){ | |
| 1496 var $debug = $('#debug'); // debug div | |
| 1497 if (!$debug) return; | |
| 1498 var args = Array.prototype.slice.call(arguments); | |
| 1499 var argtext = args.join(' '); | |
| 1500 var $logDiv = $('<div/>'); | |
| 1501 $logDiv.addClass(type); | |
| 1502 $logDiv.text(argtext); | |
| 1503 $debug.append($logDiv); | |
| 1504 }; | |
| 1505 }; | |
| 1506 console.log = logFunction('_log'); | |
| 1507 console.debug = logFunction('_debug'); | |
| 1508 console.error = logFunction('_error'); | |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1509 } |
| 685 | 1510 |
| 598 | 1511 // hook plugin into jquery |
|
644
bffc7d8c3641
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
643
diff
changeset
|
1512 $.fn.digilib = function(action) { |
|
bffc7d8c3641
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
643
diff
changeset
|
1513 if (actions[action]) { |
|
bffc7d8c3641
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
643
diff
changeset
|
1514 // call action on this with the remaining arguments (inserting data as first argument) |
|
bffc7d8c3641
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
643
diff
changeset
|
1515 var $elem = $(this); |
|
bffc7d8c3641
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
643
diff
changeset
|
1516 var data = $elem.data('digilib'); |
|
bffc7d8c3641
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
643
diff
changeset
|
1517 var args = Array.prototype.slice.call(arguments, 1); |
|
bffc7d8c3641
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
643
diff
changeset
|
1518 args.unshift(data); |
|
bffc7d8c3641
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
643
diff
changeset
|
1519 return actions[action].apply(this, args); |
|
bffc7d8c3641
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
643
diff
changeset
|
1520 } else if (typeof(action) === 'object' || !action) { |
| 627 | 1521 // call init on this |
|
644
bffc7d8c3641
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
643
diff
changeset
|
1522 return actions.init.apply(this, arguments); |
| 598 | 1523 } else { |
|
706
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1524 $.error('action ' + action + ' does not exist on jQuery.digilib'); |
|
498f9c7487ae
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
704
diff
changeset
|
1525 } |
| 598 | 1526 }; |
| 685 | 1527 |
| 597 | 1528 })(jQuery); |