Mercurial > hg > digilib-old
annotate client/digitallibrary/jquery/jquery.digilib.js @ 783:97e87ee78f11 jquery
add Combiner for concatenating js source files.
author | robcast |
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date | Tue, 15 Feb 2011 09:52:04 +0100 |
parents | a34686e7c151 |
children | dde58c15bbd2 |
rev | line source |
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1 /* Copyright (c) 2011 Martin Raspe, Robert Casties |
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2 |
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3 This program is free software: you can redistribute it and/or modify |
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4 it under the terms of the GNU Lesser General Public License as published by |
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5 the Free Software Foundation, either version 2 of the License, or |
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6 (at your option) any later version. |
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7 |
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8 This program is distributed in the hope that it will be useful, |
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9 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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11 GNU Lesser General Public License for more details. |
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12 |
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13 You should have received a copy of the GNU Lesser General Public License |
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14 along with this program. If not, see <http://www.gnu.org/licenses/>. |
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15 |
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16 Authors: |
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17 Martin Raspe, Robert Casties, 11.1.2011 |
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18 */ |
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19 |
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20 /** |
604 | 21 * digilib jQuery plugin |
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22 **/ |
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23 |
655 | 24 |
767 | 25 /*jslint browser: true, debug: true, forin: true |
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26 */ |
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27 |
636 | 28 // fallback for console.log calls |
29 if (typeof(console) === 'undefined') { | |
30 var console = { | |
692 | 31 log : function(){}, |
32 debug : function(){}, | |
33 error : function(){} | |
34 }; | |
779 | 35 var customConsole = false; // set to true if debugging for MS IE |
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36 } |
604 | 37 |
38 (function($) { | |
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39 var buttons = { |
610 | 40 reference : { |
689 | 41 onclick : "reference", |
610 | 42 tooltip : "get a reference URL", |
765 | 43 icon : "reference.png" |
610 | 44 }, |
45 zoomin : { | |
643 | 46 onclick : ["zoomBy", 1.4], |
610 | 47 tooltip : "zoom in", |
765 | 48 icon : "zoom-in.png" |
610 | 49 }, |
50 zoomout : { | |
643 | 51 onclick : ["zoomBy", 0.7], |
610 | 52 tooltip : "zoom out", |
765 | 53 icon : "zoom-out.png" |
610 | 54 }, |
55 zoomarea : { | |
654 | 56 onclick : "zoomArea", |
610 | 57 tooltip : "zoom area", |
765 | 58 icon : "zoom-area.png" |
610 | 59 }, |
60 zoomfull : { | |
650 | 61 onclick : "zoomFull", |
610 | 62 tooltip : "view the whole image", |
765 | 63 icon : "zoom-full.png" |
610 | 64 }, |
65 pagewidth : { | |
650 | 66 onclick : ["zoomFull", "width"], |
610 | 67 tooltip : "page width", |
765 | 68 icon : "pagewidth.png" |
610 | 69 }, |
70 back : { | |
623 | 71 onclick : ["gotoPage", "-1"], |
610 | 72 tooltip : "goto previous image", |
765 | 73 icon : "back.png" |
610 | 74 }, |
75 fwd : { | |
623 | 76 onclick : ["gotoPage", "+1"], |
610 | 77 tooltip : "goto next image", |
765 | 78 icon : "fwd.png" |
610 | 79 }, |
80 page : { | |
716 | 81 onclick : "gotoPage", |
82 tooltip : "goto image number", | |
765 | 83 icon : "page.png" |
610 | 84 }, |
85 bird : { | |
635 | 86 onclick : "showBirdDiv", |
610 | 87 tooltip : "show bird's eye view", |
765 | 88 icon : "birds-eye.png" |
610 | 89 }, |
90 help : { | |
635 | 91 onclick : "showAboutDiv", |
610 | 92 tooltip : "about Digilib", |
765 | 93 icon : "help.png" |
610 | 94 }, |
95 reset : { | |
688 | 96 onclick : "reset", |
610 | 97 tooltip : "reset image", |
765 | 98 icon : "reset.png" |
610 | 99 }, |
100 mark : { | |
647 | 101 onclick : "setMark", |
610 | 102 tooltip : "set a mark", |
765 | 103 icon : "mark.png" |
610 | 104 }, |
105 delmark : { | |
650 | 106 onclick : "removeMark", |
610 | 107 tooltip : "delete the last mark", |
765 | 108 icon : "delmark.png" |
610 | 109 }, |
110 hmir : { | |
661 | 111 onclick : ["mirror", "h"], |
610 | 112 tooltip : "mirror horizontally", |
765 | 113 icon : "mirror-horizontal.png" |
610 | 114 }, |
115 vmir : { | |
661 | 116 onclick : ["mirror", "v"], |
610 | 117 tooltip : "mirror vertically", |
765 | 118 icon : "mirror-vertical.png" |
610 | 119 }, |
120 rot : { | |
663 | 121 onclick : "rotate", |
610 | 122 tooltip : "rotate image", |
765 | 123 icon : "rotate.png" |
610 | 124 }, |
125 brgt : { | |
663 | 126 onclick : "brightness", |
610 | 127 tooltip : "set brightness", |
765 | 128 icon : "brightness.png" |
610 | 129 }, |
130 cont : { | |
663 | 131 onclick : "contrast", |
610 | 132 tooltip : "set contrast", |
765 | 133 icon : "contrast.png" |
610 | 134 }, |
135 rgb : { | |
136 onclick : "javascript:setParamWin('rgb', '...')", | |
137 tooltip : "set rgb values", | |
765 | 138 icon : "rgb.png" |
610 | 139 }, |
140 quality : { | |
748 | 141 onclick : "setQuality", |
610 | 142 tooltip : "set image quality", |
765 | 143 icon : "quality.png" |
610 | 144 }, |
145 size : { | |
146 onclick : "javascript:toggleSizeMenu()", | |
147 tooltip : "set page size", | |
765 | 148 icon : "size.png" |
610 | 149 }, |
150 calibrationx : { | |
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151 onclick : "calibrate", |
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152 tooltip : "calibrate screen resolution", |
765 | 153 icon : "calibration-x.png" |
610 | 154 }, |
155 scale : { | |
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156 onclick : "setScaleMode", |
610 | 157 tooltip : "change image scale", |
765 | 158 icon : "original-size.png" |
610 | 159 }, |
699 | 160 toggleoptions : { |
748 | 161 onclick : "moreButtons", |
699 | 162 tooltip : "more options", |
765 | 163 icon : "options.png" |
699 | 164 }, |
690 | 165 moreoptions : { |
748 | 166 onclick : ["moreButtons", "+1"], |
690 | 167 tooltip : "more options", |
765 | 168 icon : "options.png" |
690 | 169 }, |
170 lessoptions : { | |
748 | 171 onclick : ["moreButtons", "-1"], |
690 | 172 tooltip : "less options", |
765 | 173 icon : "options.png" |
610 | 174 }, |
175 SEP : { | |
765 | 176 icon : "sep.png" |
610 | 177 } |
178 }; | |
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179 |
605 | 180 var defaults = { |
616 | 181 // version of this script |
635 | 182 'version' : 'jquery.digilib.js 0.9', |
616 | 183 // logo url |
184 'logoUrl' : '../img/digilib-logo-text1.png', | |
635 | 185 // homepage url (behind logo) |
186 'homeUrl' : 'http://digilib.berlios.de', | |
744 | 187 // base URL to digilib viewer (for reference URLs) |
188 'digilibBaseUrl' : null, | |
610 | 189 // base URL to Scaler servlet |
652 | 190 'scalerBaseUrl' : null, |
610 | 191 // list of Scaler parameters |
627 | 192 'scalerParamNames' : ['fn','pn','dw','dh','ww','wh','wx','wy','ws','mo', |
193 'rot','cont','brgt','rgbm','rgba','ddpi','ddpix','ddpiy'], | |
194 // Scaler parameter defaults | |
643 | 195 'pn' : 1, |
627 | 196 'ww' : 1.0, |
197 'wh' : 1.0, | |
198 'wx' : 0.0, | |
199 'wy' : 0.0, | |
200 'ws' : 1.0, | |
643 | 201 'mo' : '', |
202 'rot' : 0, | |
203 'cont' : 0, | |
204 'brgt' : 0, | |
205 'rgbm' : '0/0/0', | |
206 'rgba' : '0/0/0', | |
207 'ddpi' : null, | |
208 'ddpix' : null, | |
209 'ddpiy' : null, | |
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210 // list of digilib parameters |
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211 'digilibParamNames' : ['fn','pn','ww','wh','wx','wy','ws','mo','rot','cont','brgt','rgbm','rgba','ddpi','mk','clop'], |
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212 // digilib parameter defaults |
643 | 213 'mk' : '', |
650 | 214 'clop' : '', |
643 | 215 // mode of operation: |
216 // fullscreen = take parameters from page URL, keep state in page URL | |
217 // embedded = take parameters from Javascript options, keep state inside object | |
610 | 218 'interactionMode' : 'fullscreen', |
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219 // buttons |
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220 'buttons' : buttons, |
668 | 221 // defaults for digilib buttons |
665 | 222 'buttonSettings' : { |
223 'fullscreen' : { | |
668 | 224 // path to button images (must end with a slash) |
665 | 225 'imagePath' : 'img/fullscreen/', |
721 | 226 'standardSet' : ["reference","zoomin","zoomout","zoomarea","zoomfull","pagewidth","back","fwd","page","bird","help","reset","toggleoptions"], |
227 'specialSet' : ["mark","delmark","hmir","vmir","rot","brgt","cont","rgb","quality","size","calibrationx","scale","toggleoptions"], | |
682 | 228 'buttonSets' : ['standardSet', 'specialSet'] |
665 | 229 }, |
230 'embedded' : { | |
231 'imagePath' : 'img/embedded/16/', | |
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232 'standardSet' : ["reference","zoomin","zoomout","zoomarea","zoomfull","bird","help","reset","toggleoptions"], |
768 | 233 'specialSet' : ["mark","delmark","hmir","vmir","rot","brgt","cont","rgb","quality","scale","toggleoptions"], |
682 | 234 'buttonSets' : ['standardSet', 'specialSet'] |
665 | 235 } |
697 | 236 }, |
775 | 237 |
697 | 238 // number of visible button groups |
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239 'visibleButtonSets' : 1, |
616 | 240 // is birdView shown? |
241 'isBirdDivVisible' : false, | |
668 | 242 // dimensions of bird's eye div |
674 | 243 'birdDivWidth' : 200, |
244 'birdDivHeight' : 200, | |
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245 // parameters used by bird's eye div |
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246 'birdDivParams' : ['fn','pn','dw','dh'], |
616 | 247 // is the "about" window shown? |
741 | 248 'isAboutDivVisible' : false, |
249 // maximum width of background image for drag-scroll | |
778 | 250 'maxBgSize' : 10000, |
779 | 251 // space to be left free in full page display, default value is for scrollbar |
252 'scalerInset' : 10, | |
610 | 253 }; |
655 | 254 |
608 | 255 // affine geometry classes |
256 var geom = dlGeometry(); | |
655 | 257 |
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258 var FULL_AREA = geom.rectangle(0, 0, 1, 1); |
655 | 259 |
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260 var actions = { |
668 | 261 // init: digilib initialization |
262 init : function(options) { | |
263 // settings for this digilib instance are merged from defaults and options | |
264 var settings = $.extend({}, defaults, options); | |
265 var isFullscreen = settings.interactionMode === 'fullscreen'; | |
266 var queryParams = {}; | |
267 if (isFullscreen) { | |
268 queryParams = parseQueryParams(); | |
269 // check scalerBaseUrl | |
270 if (settings.scalerBaseUrl == null) { | |
271 // try the host this came from | |
272 var h = window.location.host; | |
273 if (window.location.host) { | |
274 var url = window.location.href; | |
275 // assume the page lives in [webapp]/jquery/ | |
276 var pos = url.indexOf('jquery/'); | |
277 if (pos > 0) { | |
278 settings.scalerBaseUrl = url.substring(0, pos) + 'servlet/Scaler'; | |
652 | 279 } |
280 } | |
636 | 281 } |
668 | 282 } |
283 return this.each(function() { | |
284 var $elem = $(this); | |
285 var data = $elem.data('digilib'); | |
688 | 286 var params, elemSettings; |
668 | 287 // if the plugin hasn't been initialized yet |
288 if (!data) { | |
289 // merge query parameters | |
290 if (isFullscreen) { | |
688 | 291 params = queryParams; |
668 | 292 } else { |
688 | 293 params = parseImgParams($elem); |
727 | 294 if (jQuery.cookie) { |
295 // retrieve params from cookie | |
296 var ck = "digilib-embed:fn:" + escape(params.fn) + ":pn:" + (params.pn || '1'); | |
297 var cs = jQuery.cookie(ck); | |
298 console.debug("get cookie=", ck, " value=", cs); | |
299 if (cs) { | |
300 var cp = parseQueryString(cs); | |
728 | 301 // ignore fn and pn from cookie TODO: should we keep pn? |
302 delete cp.fn; | |
303 delete cp.pn; | |
304 jQuery.extend(params, cp); | |
727 | 305 } |
306 } | |
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307 } |
668 | 308 // store $(this) element in the settings |
728 | 309 elemSettings = jQuery.extend({}, settings, params); |
697 | 310 data = { |
668 | 311 $elem : $elem, |
312 settings : elemSettings, | |
688 | 313 queryParams : params |
668 | 314 }; |
315 // store in data element | |
316 $elem.data('digilib', data); | |
317 } | |
318 unpackParams(data); | |
744 | 319 // check if browser knows *background-size |
741 | 320 for (var bs in {'':1, '-moz-':1, '-webkit-':1, '-o-':1}) { |
321 if ($elem.css(bs+'background-size')) { | |
322 data.hasBgSize = true; | |
323 data.bgSizeName = bs+'background-size'; | |
324 break; | |
325 } | |
326 } | |
744 | 327 // check digilib base URL |
328 if (elemSettings.digilibBaseUrl == null) { | |
329 if (isFullscreen) { | |
330 // take current host | |
331 var url = window.location.toString(); | |
332 var pos = url.indexOf('?'); | |
333 elemSettings.digilibBaseUrl = url.substring(0, pos); | |
334 } else { | |
335 var url = elemSettings.scalerBaseUrl; | |
336 if (url) { | |
337 // build it from scaler URL | |
338 var bp = url.indexOf('/servlet/Scaler'); | |
765 | 339 elemSettings.digilibBaseUrl = url.substring(0, bp) + '/digilib.jsp'; |
744 | 340 } |
341 } | |
342 } | |
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343 // get image info from server if needed |
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344 if (data.scaleMode === 'pixel' || data.scaleMode === 'size') { |
767 | 345 loadImageInfo(data, updateDisplay); // updateDisplay(data) on completion |
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346 } |
779 | 347 // create buttons before scaler |
697 | 348 for (var i = 0; i < elemSettings.visibleButtonSets; ++i) { |
349 showButtons(data, true, i); | |
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350 } |
779 | 351 // create HTML structure for scaler, taking width of buttons div into account |
352 setupScalerDiv(data); | |
765 | 353 highlightButtons(data); |
668 | 354 // bird's eye view creation |
710 | 355 if (elemSettings.isBirdDivVisible) { |
638 | 356 setupBirdDiv(data); |
723 | 357 data.$birdDiv.show(); |
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358 } |
668 | 359 // about window creation - TODO: could be deferred? restrict to only one item? |
360 setupAboutDiv(data); | |
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361 // drag zoom area around in scaler div |
755 | 362 // setupZoomDrag(data); // is done in scalerImgLoadedHandler() |
668 | 363 }); |
364 }, | |
365 | |
366 // destroy: clean up digilib | |
367 destroy : function(data) { | |
368 return this.each(function(){ | |
369 var $elem = $(this); | |
370 $(window).unbind('.digilib'); // unbind all digilibs(?) | |
371 data.digilib.remove(); | |
372 $elem.removeData('digilib'); | |
373 }); | |
374 }, | |
375 | |
376 // show or hide the 'about' window | |
377 showAboutDiv : function(data, show) { | |
765 | 378 var on = showDiv(data.settings.isAboutDivVisible, data.$aboutDiv, show); |
379 data.settings.isAboutDivVisible = on; | |
380 highlightButtons(data, 'help', on); | |
668 | 381 }, |
655 | 382 |
668 | 383 // event handler: toggles the visibility of the bird's eye window |
384 showBirdDiv : function (data, show) { | |
726 | 385 var settings = data.settings; |
668 | 386 if (data.$birdDiv == null) { |
387 // no bird div -> create | |
388 setupBirdDiv(data); | |
389 } | |
765 | 390 var on = showDiv(settings.isBirdDivVisible, data.$birdDiv, show); |
391 settings.isBirdDivVisible = on; | |
392 highlightButtons(data, 'bird', on); | |
726 | 393 updateBirdDiv(data); |
723 | 394 storeOptions(data); |
668 | 395 }, |
396 | |
397 // goto given page nr (+/-: relative) | |
398 gotoPage : function (data, pageNr) { | |
399 var settings = data.settings; | |
400 var oldpn = settings.pn; | |
716 | 401 if (pageNr == null) { |
402 pageNr = window.prompt("Goto page number", oldpn); | |
403 } | |
668 | 404 var pn = setNumValue(settings, "pn", pageNr); |
405 if (pn == null) return false; // nothing happened | |
406 if (pn < 1) { | |
407 alert("no such page (page number too low)"); | |
408 settings.pn = oldpn; | |
409 return false; | |
410 } | |
767 | 411 // TODO: how do we get pt? |
668 | 412 if (settings.pt) { |
413 if (pn > settings.pt) { | |
414 alert("no such page (page number too high)"); | |
623 | 415 settings.pn = oldpn; |
416 return false; | |
634 | 417 } |
668 | 418 } |
419 // reset mk and others(?) | |
420 data.marks = []; | |
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421 data.zoomArea = FULL_AREA; |
668 | 422 // then reload |
423 redisplay(data); | |
424 }, | |
654 | 425 |
668 | 426 // zoom by a given factor |
427 zoomBy : function (data, factor) { | |
428 zoomBy(data, factor); | |
429 }, | |
647 | 430 |
767 | 431 // zoom to area (or interactive) |
432 zoomArea : function (data, area) { | |
433 var settings = data.settings; | |
434 if (area == null) { | |
435 // interactively | |
436 zoomArea(data); | |
437 } else { | |
438 data.zoomArea = geom.rectangle(area); | |
439 redisplay(data); | |
440 } | |
668 | 441 }, |
650 | 442 |
668 | 443 // zoom out to full page |
444 zoomFull : function (data, mode) { | |
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445 data.zoomArea = FULL_AREA; |
668 | 446 if (mode === 'width') { |
447 data.dlOpts.fitwidth = 1; | |
448 delete data.dlOpts.fitheight; | |
449 } else if (mode === 'height') { | |
450 data.dlOpts.fitheight = 1; | |
451 delete data.dlOpts.fitwidth; | |
452 } else { | |
453 delete data.dlOpts.fitwidth; | |
454 delete data.dlOpts.fitheight; | |
455 } | |
456 redisplay(data); | |
457 }, | |
458 | |
459 // set a mark by clicking (or giving a position) | |
460 setMark : function (data, mpos) { | |
461 if (mpos == null) { | |
462 // interactive | |
463 setMark(data); | |
464 } else { | |
465 // use position | |
466 data.marks.push(pos); | |
663 | 467 redisplay(data); |
604 | 468 } |
668 | 469 }, |
470 | |
471 // remove the last mark | |
472 removeMark : function (data) { | |
473 data.marks.pop(); | |
474 redisplay(data); | |
475 }, | |
476 | |
477 // mirror the image | |
478 mirror : function (data, mode) { | |
479 var flags = data.scalerFlags; | |
480 if (mode === 'h') { | |
481 if (flags.hmir) { | |
482 delete flags.hmir; | |
483 } else { | |
484 flags.hmir = 1; | |
485 } | |
486 } else { | |
487 if (flags.vmir) { | |
488 delete flags.vmir; | |
489 } else { | |
490 flags.vmir = 1; | |
491 } | |
492 } | |
493 redisplay(data); | |
494 }, | |
650 | 495 |
668 | 496 // rotate the image |
497 rotate : function (data, angle) { | |
498 var rot = data.settings.rot; | |
499 if (angle == null) { | |
500 angle = window.prompt("Rotation angle:", rot); | |
501 } | |
502 data.settings.rot = angle; | |
503 redisplay(data); | |
504 }, | |
505 | |
506 // change brightness | |
507 brightness : function (data, factor) { | |
508 var brgt = data.settings.brgt; | |
509 if (factor == null) { | |
510 factor = window.prompt("Brightness (-255..255)", brgt); | |
511 } | |
512 data.settings.brgt = factor; | |
513 redisplay(data); | |
514 }, | |
515 | |
516 // change contrast | |
517 contrast : function (data, factor) { | |
518 var cont = data.settings.cont; | |
519 if (factor == null) { | |
520 factor = window.prompt("Contrast (-8, 8)", cont); | |
521 } | |
522 data.settings.cont = factor; | |
523 redisplay(data); | |
688 | 524 }, |
710 | 525 |
690 | 526 // display more (or less) button sets |
748 | 527 moreButtons : function (data, more) { |
696 | 528 var settings = data.settings; |
699 | 529 if (more == null) { |
703 | 530 // toggle more or less (only works for 2 sets) |
699 | 531 var maxbtns = settings.buttonSettings[settings.interactionMode].buttonSets.length; |
532 if (settings.visibleButtonSets >= maxbtns) { | |
533 more = '-1'; | |
534 } else { | |
535 more = '+1'; | |
536 } | |
537 } | |
690 | 538 if (more === '-1') { |
539 // remove set | |
697 | 540 var setIdx = settings.visibleButtonSets - 1; |
541 if (showButtons(data, false, setIdx, true)) { | |
542 settings.visibleButtonSets--; | |
543 } | |
690 | 544 } else { |
545 // add set | |
697 | 546 var setIdx = settings.visibleButtonSets; |
547 if (showButtons(data, true, setIdx, true)) { | |
548 settings.visibleButtonSets++; | |
690 | 549 } |
550 } | |
723 | 551 // persist setting |
552 storeOptions(data); | |
691 | 553 }, |
688 | 554 |
703 | 555 // reset image parameters to defaults |
688 | 556 reset : function (data) { |
557 var settings = data.settings; | |
558 var paramNames = settings.digilibParamNames; | |
559 var params = data.queryParams; | |
560 // delete all digilib parameters | |
561 for (var i = 0; i < paramNames.length; i++) { | |
562 var paramName = paramNames[i]; | |
563 delete settings[paramName]; | |
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564 } |
735
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565 settings.fn = params.fn || ''; // no default defined |
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566 settings.pn = params.pn || defaults.pn; |
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567 settings.dw = params.dw; |
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568 settings.dh = params.dh; |
709 | 569 settings.isBirdDivVisible = false; |
570 settings.visibleButtonSets = 1; | |
735
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571 // resets zoomArea, marks, scalerflags |
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572 data.zoomArea = FULL_AREA; |
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573 data.marks = []; |
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574 data.scalerFlags = {}; |
712 | 575 delete data.dlOpts.fitwidth; |
576 delete data.dlOpts.fitheight; | |
688 | 577 redisplay(data); |
689 | 578 }, |
579 | |
703 | 580 // presents a reference url (returns value if noprompt) |
581 reference : function (data, noprompt) { | |
689 | 582 var settings = data.settings; |
744 | 583 var url = getDigilibUrl(data); |
703 | 584 if (noprompt == null) { |
585 window.prompt("URL reference to the current view", url); | |
586 } | |
587 return url; | |
588 }, | |
710 | 589 |
703 | 590 // set image quality |
748 | 591 setQuality : function (data, qual) { |
703 | 592 var oldq = getQuality(data); |
593 if (qual == null) { | |
594 qual = window.prompt("Image quality (0..2)", oldq); | |
595 } | |
596 qual = parseInt(qual, 10); | |
597 if (qual >= 0 && qual <= 2) { | |
598 setQuality(data, qual); | |
599 redisplay(data); | |
600 } | |
754
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601 }, |
760
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602 |
754
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603 // calibrate (only faking) |
772
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604 calibrate : function (data, res) { |
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605 var oldRes = data.settings.ddpi; |
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606 if (res == null) { |
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607 res = window.prompt("Display resolution (dpi)", oldRes); |
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608 } |
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609 if (res != null) { |
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610 data.settings.ddpi = res; |
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611 redisplay(data); |
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612 } |
760
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613 }, |
775 | 614 |
761
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615 // set image scale mode |
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616 setScaleMode : function (data, mode) { |
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617 var oldM = getScaleMode(data); |
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618 if (mode == null) { |
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619 mode = window.prompt("Image scale mode (screen, pixel, size)", oldM); |
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620 } |
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621 if (mode != null) { |
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622 setScaleMode(data, mode); |
763
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623 data.scaleMode = mode; |
761
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624 redisplay(data); |
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625 } |
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626 } |
775 | 627 |
763
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628 // end of actions |
605 | 629 }; |
604 | 630 |
608 | 631 // returns parameters from page url |
607 | 632 var parseQueryParams = function() { |
636 | 633 return parseQueryString(window.location.search.slice(1)); |
634 }; | |
655 | 635 |
636 | 636 // returns parameters from embedded img-element |
607 | 637 var parseImgParams = function($elem) { |
613
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638 var src = $elem.find('img').first().attr('src'); |
710 | 639 if (!src) return null; |
607 | 640 var pos = src.indexOf('?'); |
641 var query = (pos < 0) ? '' : src.substring(pos + 1); | |
642 var scalerUrl = src.substring(0, pos); | |
627 | 643 var params = parseQueryString(query); |
644 params.scalerBaseUrl = scalerUrl; | |
645 return params; | |
636 | 646 }; |
607 | 647 |
608 | 648 // parses query parameter string into parameter object |
607 | 649 var parseQueryString = function(query) { |
701 | 650 var params = {}; |
651 if (query == null) return params; | |
607 | 652 var pairs = query.split("&"); |
636 | 653 //var keys = []; |
607 | 654 for (var i = 0; i < pairs.length; i++) { |
655 var pair = pairs[i].split("="); | |
656 if (pair.length === 2) { | |
627 | 657 params[pair[0]] = pair[1]; |
636 | 658 //keys.push(pair[0]); |
634 | 659 } |
636 | 660 } |
627 | 661 return params; |
636 | 662 }; |
668 | 663 |
643 | 664 // returns a query string from key names from a parameter hash (ignoring if the same value is in defaults) |
665 var getParamString = function (settings, keys, defaults) { | |
615 | 666 var paramString = ''; |
650 | 667 var nx = false; |
615 | 668 for (i = 0; i < keys.length; ++i) { |
669 var key = keys[i]; | |
663 | 670 if ((settings[key] != null) && ((defaults == null) || (settings[key] != defaults[key]))) { |
615 | 671 // first param gets no '&' |
650 | 672 if (nx) { |
673 paramString += '&'; | |
674 } else { | |
675 nx = true; | |
676 } | |
615 | 677 // add parm=val |
678 paramString += key + '=' + settings[key]; | |
643 | 679 } |
615 | 680 } |
681 return paramString; | |
631 | 682 }; |
683 | |
636 | 684 // returns URL and query string for Scaler |
685 var getScalerUrl = function (data) { | |
741 | 686 packParams(data); |
653 | 687 var settings = data.settings; |
652 | 688 if (settings.scalerBaseUrl == null) { |
689 alert("ERROR: URL of digilib Scaler servlet missing!"); | |
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690 } |
636 | 691 var keys = settings.scalerParamNames; |
643 | 692 var queryString = getParamString(settings, keys, defaults); |
636 | 693 var url = settings.scalerBaseUrl + '?' + queryString; |
694 return url; | |
695 }; | |
696 | |
741 | 697 // returns URL for bird's eye view image |
743 | 698 var getBirdImgUrl = function (data, moreParams) { |
741 | 699 var settings = data.settings; |
700 var birdDivOptions = { | |
701 dw : settings.birdDivWidth, | |
702 dh : settings.birdDivHeight | |
703 }; | |
743 | 704 var birdSettings = jQuery.extend({}, settings, birdDivOptions); |
741 | 705 // use only the relevant parameters |
743 | 706 if (moreParams == null) { |
707 var params = getParamString(birdSettings, settings.birdDivParams, defaults); | |
708 } else { | |
767 | 709 // filter scaler flags |
710 if (birdSettings.mo != null) { | |
711 var mo = ''; | |
712 if (data.scalerFlags.hmir != null) { | |
713 mo += 'hmir,'; | |
714 } | |
715 if (data.scalerFlags.vmir != null) { | |
716 mo += 'vmir'; | |
717 } | |
718 birdSettings.mo = mo; | |
719 } | |
743 | 720 var params = getParamString(birdSettings, |
721 settings.birdDivParams.concat(moreParams), defaults); | |
722 } | |
723 var url = settings.scalerBaseUrl + '?' + params; | |
741 | 724 return url; |
725 }; | |
745
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move birdview zoom indicator along with zoom drag
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726 |
636 | 727 // returns URL and query string for current digilib |
644
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728 var getDigilibUrl = function (data) { |
643 | 729 packParams(data); |
636 | 730 var settings = data.settings; |
644
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731 var queryString = getParamString(settings, settings.digilibParamNames, defaults); |
744 | 732 return settings.digilibBaseUrl + '?' + queryString; |
636 | 733 }; |
734 | |
767 | 735 // loads image information from digilib server via HTTP (and calls complete-fn) |
736 var loadImageInfo = function (data, complete) { | |
754
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737 var settings = data.settings; |
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738 var p = settings.scalerBaseUrl.indexOf('/servlet/Scaler'); |
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739 var url = settings.scalerBaseUrl.substring(0, p) + '/ImgInfo-json.jsp'; |
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740 url += '?' + getParamString(settings, ['fn', 'pn'], defaults); |
767 | 741 // TODO: better error handling |
754
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742 jQuery.getJSON(url, function (json) { |
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743 console.debug("got json data=", json); |
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reading image info asynchronously works now. has just no use yet.
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|
744 data.imgInfo = json; |
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745 if (complete != null) { |
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|
746 complete.call(this, data, json); |
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|
747 } |
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|
748 }); |
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|
749 }; |
775 | 750 |
655 | 751 // processes some parameters into objects and stuff |
631 | 752 var unpackParams = function (data) { |
753 var settings = data.settings; | |
636 | 754 // zoom area |
631 | 755 var zoomArea = geom.rectangle(settings.wx, settings.wy, settings.ww, settings.wh); |
643 | 756 data.zoomArea = zoomArea; |
636 | 757 // marks |
631 | 758 var marks = []; |
650 | 759 if (settings.mk) { |
760 var mk = settings.mk; | |
761 if (mk.indexOf(";") >= 0) { | |
762 var pa = mk.split(";"); // old format with ";" | |
763 } else { | |
764 var pa = mk.split(","); // new format | |
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765 } |
650 | 766 for (var i = 0; i < pa.length ; i++) { |
767 var pos = pa[i].split("/"); | |
768 if (pos.length > 1) { | |
769 marks.push(geom.position(pos[0], pos[1])); | |
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770 } |
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771 } |
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772 } |
643 | 773 data.marks = marks; |
650 | 774 // mo (Scaler flags) |
775 var flags = {}; | |
776 if (settings.mo) { | |
777 var pa = settings.mo.split(","); | |
778 for (var i = 0; i < pa.length ; i++) { | |
779 flags[pa[i]] = pa[i]; | |
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780 } |
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781 } |
650 | 782 data.scalerFlags = flags; |
763
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783 data.scaleMode = getScaleMode(data); |
723 | 784 retrieveOptions(data); |
655 | 785 }; |
786 | |
631 | 787 // put objects back into parameters |
788 var packParams = function (data) { | |
789 var settings = data.settings; | |
636 | 790 // zoom area |
643 | 791 if (data.zoomArea) { |
647 | 792 settings.wx = cropFloat(data.zoomArea.x); |
793 settings.wy = cropFloat(data.zoomArea.y); | |
794 settings.ww = cropFloat(data.zoomArea.width); | |
795 settings.wh = cropFloat(data.zoomArea.height); | |
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796 } |
636 | 797 // marks |
643 | 798 if (data.marks) { |
650 | 799 settings.mk = ''; |
643 | 800 for (var i = 0; i < data.marks.length; i++) { |
650 | 801 if (i) { |
802 settings.mk += ','; | |
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803 } |
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804 settings.mk += cropFloat(data.marks[i].x).toString() + |
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805 '/' + cropFloat(data.marks[i].y).toString(); |
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806 } |
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807 } |
650 | 808 // Scaler flags |
809 if (data.scalerFlags) { | |
810 var mo = ''; | |
811 for (var f in data.scalerFlags) { | |
812 if (mo) { | |
813 mo += ','; | |
814 } | |
815 mo += f; | |
816 } | |
817 settings.mo = mo; | |
818 } | |
710 | 819 // user interface options |
723 | 820 storeOptions(data); |
709 | 821 }; |
688 | 822 |
723 | 823 var storeOptions = function (data) { |
701 | 824 // save digilib options in cookie |
709 | 825 var settings = data.settings; |
826 if (data.dlOpts) { | |
827 // save digilib settings in options | |
828 data.dlOpts.birdview = settings.isBirdDivVisible ? 1 : 0; | |
829 data.dlOpts.buttons = settings.visibleButtonSets; | |
830 var clop = ''; | |
831 for (var o in data.dlOpts) { | |
832 if (clop) { | |
833 clop += '&'; | |
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834 } |
709 | 835 clop += o + '=' + data.dlOpts[o]; |
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836 } |
709 | 837 if (jQuery.cookie) { |
838 var ck = "digilib:fn:" + escape(settings.fn) + ":pn:" + settings.pn; | |
839 console.debug("set cookie=", ck, " value=", clop); | |
840 jQuery.cookie(ck, clop); | |
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841 } |
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842 } |
727 | 843 if (settings.interactionMode !== 'fullscreen' && jQuery.cookie) { |
844 // store normal parameters in cookie for embedded mode | |
845 var qs = getParamString(settings, settings.digilibParamNames, defaults); | |
846 var ck = "digilib-embed:fn:" + escape(settings.fn) + ":pn:" + settings.pn; | |
847 console.debug("set cookie=", ck, " value=", qs); | |
848 jQuery.cookie(ck, qs); | |
849 } | |
631 | 850 }; |
655 | 851 |
723 | 852 var retrieveOptions = function (data) { |
709 | 853 // clop (digilib options) |
854 var opts = {}; | |
855 var settings = data.settings; | |
856 if (jQuery.cookie) { | |
857 // read from cookie | |
858 var ck = "digilib:fn:" + escape(settings.fn) + ":pn:" + settings.pn; | |
859 var cp = jQuery.cookie(ck); | |
860 console.debug("get cookie=", ck, " value=", cp); | |
861 // in query string format | |
862 opts = parseQueryString(cp); | |
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863 } |
709 | 864 data.dlOpts = opts; |
865 // birdview option | |
866 if (opts.birdview != null) { | |
867 settings.isBirdDivVisible = opts.birdview === '1'; | |
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868 } |
709 | 869 // visible button sets |
870 if (opts.buttons != null) { | |
871 settings.visibleButtonSets = opts.buttons; | |
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872 } |
711 | 873 }; |
709 | 874 |
622 | 875 // (re)load the img from a new scaler URL |
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876 var redisplay = function (data) { |
636 | 877 var settings = data.settings; |
878 if (settings.interactionMode === 'fullscreen') { | |
879 // update location.href (browser URL) in fullscreen mode | |
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880 var url = getDigilibUrl(data); |
636 | 881 var history = window.history; |
882 if (typeof(history.pushState) === 'function') { | |
883 console.debug("we could modify history, but we don't..."); | |
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884 } |
636 | 885 window.location = url; |
886 } else { | |
887 // embedded mode -- just change img src | |
888 var url = getScalerUrl(data); | |
889 data.$img.attr('src', url); | |
726 | 890 // redisplay bird img |
891 updateBirdDiv(data); | |
765 | 892 highlightButtons(data); |
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893 } |
622 | 894 }; |
895 | |
767 | 896 // update display (overlays etc.) |
897 var updateDisplay = function (data) { | |
898 updateImgTrafo(data); | |
899 renderMarks(data); | |
900 setupZoomDrag(data); | |
901 if (data.settings.isBirdDivVisible) { | |
902 renderBirdArea(data); | |
903 setupBirdDrag(data); | |
904 } | |
905 // TODO: update event subscriber? | |
906 }; | |
775 | 907 |
662 | 908 // returns maximum size for scaler img in fullscreen mode |
778 | 909 var getFullscreenImgSize = function (data) { |
662 | 910 var $win = $(window); |
911 var winH = $win.height(); | |
779 | 912 var winW = $win.width(); |
913 var $body = $('body'); | |
780 | 914 // include standard body margins |
915 var borderW = $body.outerWidth(true) - $body.width(); | |
916 var borderH = $body.outerHeight(true) - $body.height(); | |
779 | 917 // get width of first button div |
918 var buttonsW = 0; | |
919 if (data.$buttonSets) { | |
920 buttonsW = data.$buttonSets[0].outerWidth(); | |
921 } | |
922 // account for left/right border, body margins and additional requirements | |
780 | 923 var calcW = winW - borderW - buttonsW - data.settings.scalerInset; |
924 var calcH = winH - borderH; | |
925 console.debug(winW, winH, 'winW:', $win.width(), 'border:', borderW, 'buttonsW:', buttonsW, 'calc:', calcW); | |
926 return geom.size(calcW, calcH); | |
662 | 927 }; |
928 | |
608 | 929 // creates HTML structure for digilib in elem |
627 | 930 var setupScalerDiv = function (data) { |
931 var settings = data.settings; | |
647 | 932 var $elem = data.$elem; |
725 | 933 $elem.addClass('digilib'); |
728 | 934 var $img; |
935 var scalerUrl; | |
608 | 936 if (settings.interactionMode === 'fullscreen') { |
728 | 937 // fullscreen |
725 | 938 $elem.addClass('dl_fullscreen'); |
778 | 939 var imgSize = getFullscreenImgSize(data); |
650 | 940 // fitwidth/height omits destination height/width |
728 | 941 if (data.dlOpts.fitheight == null) { |
650 | 942 settings.dw = imgSize.width; |
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943 } |
728 | 944 if (data.dlOpts.fitwidth == null) { |
650 | 945 settings.dh = imgSize.height; |
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946 } |
686 | 947 scalerUrl = getScalerUrl(data); |
728 | 948 $img = $('<img/>'); |
609 | 949 } else { |
728 | 950 // embedded mode -- try to keep img tag |
725 | 951 $elem.addClass('dl_embedded'); |
728 | 952 scalerUrl = getScalerUrl(data); |
623 | 953 $img = $elem.find('img'); |
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954 if ($img.length > 0) { |
728 | 955 oldUrl = $img.attr('src'); |
956 if (oldUrl === scalerUrl) { | |
957 console.debug("img detach:", $img); | |
958 $img.detach(); | |
959 } else { | |
960 $img = $('<img/>'); | |
961 } | |
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962 } else { |
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963 $img = $('<img/>'); |
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964 } |
608 | 965 } |
779 | 966 // create new inner html, keep buttons |
967 $elem.contents(":not(div.buttons)").remove(); | |
613
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968 var $scaler = $('<div class="scaler"/>'); |
779 | 969 // scaler should be the first child element? |
970 $elem.prepend($scaler); | |
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971 $scaler.append($img); |
622 | 972 $img.addClass('pic'); |
649 | 973 data.$scaler = $scaler; |
636 | 974 data.$img = $img; |
687 | 975 // setup image load handler before setting the src attribute (IE bug) |
976 $img.load(scalerImgLoadedHandler(data)); | |
767 | 977 $img.error(function () {console.error("error loading scaler image");}); |
687 | 978 $img.attr('src', scalerUrl); |
608 | 979 }; |
615 | 980 |
610 | 981 // creates HTML structure for buttons in elem |
697 | 982 var createButtons = function (data, buttonSetIdx) { |
647 | 983 var $elem = data.$elem; |
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984 var settings = data.settings; |
665 | 985 var mode = settings.interactionMode; |
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986 var buttonSettings = settings.buttonSettings[mode]; |
682 | 987 var buttonGroup = buttonSettings.buttonSets[buttonSetIdx]; |
690 | 988 if (buttonGroup == null) { |
989 // no buttons here | |
990 return; | |
991 } | |
992 var $buttonsDiv = $('<div class="buttons"/>'); | |
682 | 993 var buttonNames = buttonSettings[buttonGroup]; |
994 for (var i = 0; i < buttonNames.length; i++) { | |
995 var buttonName = buttonNames[i]; | |
996 var buttonConfig = settings.buttons[buttonName]; | |
665 | 997 // construct the button html |
998 var $button = $('<div class="button"></div>'); | |
999 var $a = $('<a/>'); | |
1000 var $img = $('<img class="button"/>'); | |
1001 $buttonsDiv.append($button); | |
1002 $button.append($a); | |
1003 $a.append($img); | |
1004 // add attributes and bindings | |
1005 $button.attr('title', buttonConfig.tooltip); | |
682 | 1006 $button.addClass('button-' + buttonName); |
665 | 1007 // create handler for the buttons |
1008 $a.bind('click.digilib', (function () { | |
1009 // we create a new closure to capture the value of action | |
1010 var action = buttonConfig.onclick; | |
1011 if ($.isArray(action)) { | |
1012 // the handler function calls digilib with action and parameters | |
1013 return function (evt) { | |
1014 console.debug('click action=', action, ' evt=', evt); | |
1015 $elem.digilib.apply($elem, action); | |
1016 return false; | |
1017 }; | |
1018 } else { | |
1019 // the handler function calls digilib with action | |
1020 return function (evt) { | |
1021 console.debug('click action=', action, ' evt=', evt); | |
1022 $elem.digilib(action); | |
1023 return false; | |
1024 }; | |
1025 } | |
1026 })()); | |
765 | 1027 $img.attr('src', buttonSettings.imagePath + buttonConfig.icon); |
690 | 1028 } |
662 | 1029 // make buttons div scroll if too large for window |
1030 if ($buttonsDiv.height() > $(window).height() - 10) { | |
1031 $buttonsDiv.css('position', 'absolute'); | |
1032 } | |
697 | 1033 // buttons hidden at first |
1034 $buttonsDiv.hide(); | |
1035 $elem.append($buttonsDiv); | |
682 | 1036 if (data.$buttonSets == null) { |
697 | 1037 // first button set |
682 | 1038 data.$buttonSets = [$buttonsDiv]; |
1039 } else { | |
690 | 1040 $elem.append($buttonsDiv); |
682 | 1041 data.$buttonSets[buttonSetIdx] = $buttonsDiv; |
1042 } | |
612 | 1043 return $buttonsDiv; |
610 | 1044 }; |
615 | 1045 |
1046 // creates HTML structure for the bird's eye view in elem | |
638 | 1047 var setupBirdDiv = function (data) { |
647 | 1048 var $elem = data.$elem; |
615 | 1049 // the bird's eye div |
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1050 var $birdDiv = $('<div class="birdview" style="display:none"/>'); |
615 | 1051 // the detail indicator frame |
726 | 1052 var $birdZoom = $('<div class="birdzoom" style="display:none; background-color:transparent;"/>'); |
615 | 1053 // the small image |
1054 var $birdImg = $('<img class="birdimg"/>'); | |
723 | 1055 data.$birdDiv = $birdDiv; |
1056 data.$birdZoom = $birdZoom; | |
1057 data.$birdImg = $birdImg; | |
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1058 $elem.append($birdDiv); |
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1059 $birdDiv.append($birdZoom); |
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1060 $birdDiv.append($birdImg); |
775 | 1061 // $birdZoom.css(data.settings.birdIndicatorStyle); |
723 | 1062 var birdUrl = getBirdImgUrl(data); |
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1063 $birdImg.load(birdImgLoadedHandler(data)); |
767 | 1064 $birdImg.error(function () {console.error("error loading birdview image");}); |
723 | 1065 $birdImg.attr('src', birdUrl); |
1066 }; | |
1067 | |
1068 // update bird's eye view | |
1069 var updateBirdDiv = function (data) { | |
1070 if (!data.settings.isBirdDivVisible) return; | |
1071 var $birdImg = data.$birdImg; | |
1072 var oldsrc = $birdImg.attr('src'); | |
1073 var newsrc = getBirdImgUrl(data); | |
1074 if (oldsrc !== newsrc) { | |
1075 $birdImg.attr('src', newsrc); | |
1076 // onload handler re-renders | |
1077 } else { | |
1078 // re-render | |
1079 renderBirdArea(data); | |
730 | 1080 // enable click and drag |
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1081 setupBirdDrag(data); |
723 | 1082 } |
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1083 }; |
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1084 |
625 | 1085 // creates HTML structure for the about view in elem |
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1086 var setupAboutDiv = function (data) { |
647 | 1087 var $elem = data.$elem; |
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1088 var settings = data.settings; |
625 | 1089 var $aboutDiv = $('<div class="about" style="display:none"/>'); |
616 | 1090 var $header = $('<p>Digilib Graphic Viewer</p>'); |
1091 var $link = $('<a/>'); | |
1092 var $logo = $('<img class="logo" title="digilib"/>'); | |
1093 var $content = $('<p/>'); | |
1094 $elem.append($aboutDiv); | |
1095 $aboutDiv.append($header); | |
1096 $aboutDiv.append($link); | |
1097 $aboutDiv.append($content); | |
1098 $link.append($logo); | |
1099 $logo.attr('src', settings.logoUrl); | |
635 | 1100 $link.attr('href', settings.homeUrl); |
616 | 1101 $content.text('Version: ' + settings.version); |
775 | 1102 data.$aboutDiv = $aboutDiv; |
635 | 1103 // click hides |
775 | 1104 $aboutDiv.bind('click.digilib', function () { |
1105 actions['showAboutDiv'](data, false); | |
710 | 1106 }); |
634 | 1107 }; |
1108 | |
635 | 1109 // shows some window e.g. 'about' (toggle visibility if show is null) |
1110 var showDiv = function (isVisible, $div, show) { | |
645 | 1111 if (show == null) { |
635 | 1112 // toggle visibility |
1113 isVisible = !isVisible; | |
1114 } else { | |
1115 // set visibility | |
1116 isVisible = show; | |
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1117 } |
635 | 1118 if (isVisible) { |
1119 $div.fadeIn(); | |
1120 } else { | |
1121 $div.fadeOut(); | |
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1122 } |
635 | 1123 return isVisible; |
634 | 1124 }; |
616 | 1125 |
697 | 1126 // display more (or less) button sets |
1127 var showButtons = function (data, more, setIdx, animated) { | |
711 | 1128 var atime = animated ? 'fast': 0; |
697 | 1129 if (more) { |
1130 // add set | |
1131 var $otherSets = data.$elem.find('div.buttons:visible'); | |
1132 var $set; | |
1133 if (data.$buttonSets && data.$buttonSets[setIdx]) { | |
1134 // set exists | |
1135 $set = data.$buttonSets[setIdx]; | |
1136 } else { | |
1137 $set = createButtons(data, setIdx); | |
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1138 } |
697 | 1139 if ($set == null) return false; |
765 | 1140 // include border in calculation |
1141 var btnWidth = $set.outerWidth(); | |
779 | 1142 // console.debug("btnWidth", btnWidth); |
697 | 1143 // move remaining sets left and show new set |
711 | 1144 if ($otherSets.length > 0) { |
1145 $otherSets.animate({right : '+='+btnWidth+'px'}, atime, | |
1146 function () {$set.show();}); | |
697 | 1147 } else { |
1148 $set.show(); | |
711 | 1149 } |
697 | 1150 } else { |
1151 // remove set | |
1152 var $set = data.$buttonSets[setIdx]; | |
1153 if ($set == null) return false; | |
779 | 1154 var btnWidth = $set.outerWidth(); |
697 | 1155 // hide last set |
1156 $set.hide(); | |
1157 // take remaining sets and move right | |
1158 var $otherSets = data.$elem.find('div.buttons:visible'); | |
711 | 1159 $otherSets.animate({right : '-='+btnWidth+'px'}, atime); |
1160 } | |
697 | 1161 return true; |
1162 }; | |
1163 | |
765 | 1164 // check for buttons to highlight |
1165 var highlightButtons = function (data, name, on) { | |
1166 var $buttons = data.$elem.find('div.buttons:visible'); // include hidden? | |
1167 // add a class for highlighted button | |
1168 var highlight = function (name, on) { | |
1169 var $button = $buttons.find('div.button-' + name); | |
1170 if (on) { | |
1171 $button.addClass('button-on'); | |
1172 } else { | |
1173 $button.removeClass('button-on'); | |
1174 } | |
1175 }; | |
1176 if (name != null) { | |
1177 return highlight(name, on); | |
1178 } | |
1179 var flags = data.scalerFlags; | |
1180 var settings = data.settings; | |
1181 highlight('rot', settings.rot); | |
1182 highlight('brgt', settings.brgt); | |
1183 highlight('cont', settings.cont); | |
1184 highlight('bird', settings.isBirdDivVisible); | |
1185 highlight('help', settings.isAboutDivVisible); | |
1186 highlight('hmir', flags.hmir); | |
1187 highlight('vmir', flags.vmir); | |
766 | 1188 highlight('quality', flags.q1 || flags.q2); |
765 | 1189 highlight('zoomin', ! isFullArea(data.zoomArea)); |
1190 }; | |
775 | 1191 |
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1192 // create Transform from area and $img |
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1193 var getImgTrafo = function ($img, area, rot, hmir, vmir, mode, data) { |
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1194 var picrect = geom.rectangle($img); |
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1195 if (mode != null) { |
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1196 var imgInfo = data.imgInfo; |
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1197 if (mode === 'pixel') { |
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1198 // scaler mo=clip - image area size does not come from ww, wh |
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1199 if (imgInfo != null) { |
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1200 area.width = picrect.width / imgInfo.width; |
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1201 area.height = picrect.height / imgInfo.height; |
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1202 } else { |
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1203 console.error("No image info for pixel mode!"); |
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1204 } |
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1205 } |
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1206 if (mode === 'size') { |
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1207 // scaler mo=osize - image area size does not come from ww, wh |
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1208 if (imgInfo != null) { |
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1209 var ddpi = parseFloat(data.settings.ddpi); |
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1210 area.width = (picrect.width / ddpi) / (imgInfo.width / imgInfo.dpi_x); |
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1211 area.height = (picrect.height / ddpi) / (imgInfo.height / imgInfo.dpi_y); |
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1212 } else { |
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1213 console.error("No image info for original size mode!"); |
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|
1214 } |
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
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769
diff
changeset
|
1215 } |
763
31664707999e
pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
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761
diff
changeset
|
1216 } |
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
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diff
changeset
|
1217 var trafo = geom.transform(); |
675 | 1218 // move zoom area offset to center |
658
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diff
changeset
|
1219 trafo.concat(trafo.getTranslation(geom.position(-area.x, -area.y))); |
675 | 1220 // scale zoom area size to [1,1] |
658
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split bird's view code in two more parts, analog to scaler-img code.
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656
diff
changeset
|
1221 trafo.concat(trafo.getScale(geom.size(1/area.width, 1/area.height))); |
675 | 1222 // rotate and mirror (around transformed image center i.e. [0.5,0.5]) |
1223 if (rot || hmir || vmir) { | |
1224 // move [0.5,0.5] to center | |
1225 trafo.concat(trafo.getTranslation(geom.position(-0.5, -0.5))); | |
1226 if (hmir) { | |
1227 // mirror about center | |
1228 trafo.concat(trafo.getMirror('y')); | |
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
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parents:
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diff
changeset
|
1229 } |
675 | 1230 if (vmir) { |
1231 // mirror about center | |
1232 trafo.concat(trafo.getMirror('x')); | |
713
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more cosmetics: added options to validate with http://www.jslint.com
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parents:
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diff
changeset
|
1233 } |
675 | 1234 if (rot) { |
1235 // rotate around center | |
1236 trafo.concat(trafo.getRotation(parseFloat(rot))); | |
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
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parents:
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diff
changeset
|
1237 } |
675 | 1238 // move back |
1239 trafo.concat(trafo.getTranslation(geom.position(0.5, 0.5))); | |
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
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diff
changeset
|
1240 } |
664
d5a5ee4cbf04
work on getting transformation to work with rotation (currently still doesn't)
robcast
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663
diff
changeset
|
1241 // scale to screen position and size |
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
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diff
changeset
|
1242 trafo.concat(trafo.getScale(picrect)); |
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
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diff
changeset
|
1243 trafo.concat(trafo.getTranslation(picrect)); |
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
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diff
changeset
|
1244 return trafo; |
655 | 1245 }; |
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
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diff
changeset
|
1246 |
767 | 1247 // update scaler image transform |
1248 var updateImgTrafo = function (data) { | |
1249 var $img = data.$img; | |
1250 if ($img != null && $img.get(0).complete) { | |
760
f0be4432f515
primitive plugin extension mechanism - unsure how useful this is
hertzhaft
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diff
changeset
|
1251 // create Transform from current zoomArea and image size |
675 | 1252 data.imgTrafo = getImgTrafo($img, data.zoomArea, |
763
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pixel-by-pixel scale mode works with zoom area. (not in all cases)
robcast
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diff
changeset
|
1253 data.settings.rot, data.scalerFlags.hmir, data.scalerFlags.vmir, |
772
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
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diff
changeset
|
1254 data.scaleMode, data); |
760
f0be4432f515
primitive plugin extension mechanism - unsure how useful this is
hertzhaft
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diff
changeset
|
1255 // console.debug("imgTrafo=", data.imgTrafo); |
767 | 1256 } |
1257 }; | |
775 | 1258 |
767 | 1259 // returns function for load event of scaler img |
1260 var scalerImgLoadedHandler = function (data) { | |
1261 return function () { | |
1262 var $img = $(this); | |
1263 console.debug("scaler img loaded=",$img); | |
1264 var $scaler = data.$scaler; | |
760
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primitive plugin extension mechanism - unsure how useful this is
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diff
changeset
|
1265 var imgRect = geom.rectangle($img); |
733 | 1266 // adjust scaler div size |
738 | 1267 imgRect.adjustDiv($scaler); |
715 | 1268 // show image in case it was hidden (for example in zoomDrag) |
733 | 1269 $img.css('visibility', 'visible'); |
741 | 1270 $scaler.css({'opacity' : '1', 'background-image' : 'none'}); |
767 | 1271 // update display (render marks, etc.) |
1272 updateDisplay(data); | |
658
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split bird's view code in two more parts, analog to scaler-img code.
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diff
changeset
|
1273 }; |
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
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656
diff
changeset
|
1274 }; |
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
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diff
changeset
|
1275 |
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
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diff
changeset
|
1276 // returns function for load event of bird's eye view img |
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split bird's view code in two more parts, analog to scaler-img code.
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diff
changeset
|
1277 var birdImgLoadedHandler = function (data) { |
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split bird's view code in two more parts, analog to scaler-img code.
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diff
changeset
|
1278 return function () { |
755 | 1279 var $birdImg = $(this); |
1280 var birdRect = geom.rectangle($birdImg); | |
1281 console.debug("birdImg loaded!", $birdImg, "rect=", birdRect, "data=", data); | |
1282 if (birdRect.width === 0) { | |
1283 // malheureusement IE7 calls load handler when there is no size info yet | |
761
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
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760
diff
changeset
|
1284 setTimeout(function () { $birdImg.triggerHandler('load'); }, 200); |
755 | 1285 } |
767 | 1286 // update display (zoom area indicator) |
1287 updateDisplay(data); | |
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
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diff
changeset
|
1288 }; |
53ee659e2d00
keeping img tag for embedded mode seems to work now
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diff
changeset
|
1289 }; |
633 | 1290 |
1291 // place marks on the image | |
1292 var renderMarks = function (data) { | |
767 | 1293 if (data.$img == null || data.imgTrafo == null) return; |
1294 console.debug("rendermarks img=",data.$img," imgtrafo=",data.imgTrafo); | |
647 | 1295 var $elem = data.$elem; |
643 | 1296 var marks = data.marks; |
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
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diff
changeset
|
1297 // clear marks |
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
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741
diff
changeset
|
1298 $elem.find('div.mark').remove(); |
633 | 1299 for (var i = 0; i < marks.length; i++) { |
1300 var mark = marks[i]; | |
643 | 1301 if (data.zoomArea.containsPosition(mark)) { |
633 | 1302 var mpos = data.imgTrafo.transform(mark); |
664
d5a5ee4cbf04
work on getting transformation to work with rotation (currently still doesn't)
robcast
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diff
changeset
|
1303 console.debug("renderMarks: mpos=",mpos); |
633 | 1304 // create mark |
1305 var html = '<div class="mark">'+(i+1)+'</div>'; | |
1306 var $mark = $(html); | |
1307 $elem.append($mark); | |
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1308 mpos.adjustDiv($mark); |
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1309 } |
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more cosmetics: added options to validate with http://www.jslint.com
robcast
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diff
changeset
|
1310 } |
633 | 1311 }; |
655 | 1312 |
677
0233e39305d3
took renderBirdArea hooks out of scalerImgLoaded into redisplay.
robcast
parents:
676
diff
changeset
|
1313 // show zoom area indicator on bird's eye view |
723 | 1314 var renderBirdArea = function (data) { |
772
33b5477f8d84
original size mode works with zoom area now. needs error handling.
robcast
parents:
769
diff
changeset
|
1315 if (data.$birdImg == null || ! data.$birdImg.get(0).complete) return; |
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
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diff
changeset
|
1316 var $birdZoom = data.$birdZoom; |
659 | 1317 var zoomArea = data.zoomArea; |
723 | 1318 var normalSize = isFullArea(zoomArea); |
1319 if (normalSize) { | |
1320 $birdZoom.hide(); | |
1321 return; | |
1322 } else { | |
1323 $birdZoom.show(); | |
1324 } | |
755 | 1325 // create Transform from current area and picsize |
735
790a7673bef0
improved some embedded buttons; fixed reset function
hertzhaft
parents:
733
diff
changeset
|
1326 data.birdTrafo = getImgTrafo(data.$birdImg, FULL_AREA); |
738 | 1327 var zoomRect = data.birdTrafo.transform(zoomArea); |
755 | 1328 console.debug("renderBirdArea:", zoomRect, "zoomArea:", zoomArea, "$birdTrafo:", data.birdTrafo); |
741 | 1329 // acount for border width |
775 | 1330 var bw = getBorderWidth($birdZoom); |
1331 zoomRect.addPosition({x : -bw, y : -bw}); | |
670
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1332 if (data.settings.interactionMode === 'fullscreen') { |
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
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diff
changeset
|
1333 // no animation for fullscreen |
738 | 1334 zoomRect.adjustDiv($birdZoom); |
723 | 1335 } else { |
1336 // nice animation for embedded mode :-) | |
741 | 1337 // correct offsetParent because animate doesn't use offset |
726 | 1338 var ppos = $birdZoom.offsetParent().offset(); |
738 | 1339 var dest = { |
755 | 1340 left : (zoomRect.x - ppos.left) + 'px', |
1341 top : (zoomRect.y - ppos.top) + 'px', | |
1342 width : zoomRect.width, | |
1343 height : zoomRect.height | |
1344 }; | |
738 | 1345 $birdZoom.animate(dest); |
723 | 1346 } |
664
d5a5ee4cbf04
work on getting transformation to work with rotation (currently still doesn't)
robcast
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663
diff
changeset
|
1347 }; |
659 | 1348 |
647 | 1349 // zooms by the given factor |
643 | 1350 var zoomBy = function(data, factor) { |
1351 var area = data.zoomArea; | |
1352 var newarea = area.copy(); | |
1353 // scale | |
1354 newarea.width /= factor; | |
1355 newarea.height /= factor; | |
1356 // and recenter | |
1357 newarea.x -= 0.5 * (newarea.width - area.width); | |
1358 newarea.y -= 0.5 * (newarea.height - area.height); | |
735
790a7673bef0
improved some embedded buttons; fixed reset function
hertzhaft
parents:
733
diff
changeset
|
1359 newarea = FULL_AREA.fit(newarea); |
643 | 1360 data.zoomArea = newarea; |
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
1361 redisplay(data); |
643 | 1362 }; |
1363 | |
647 | 1364 // add a mark where clicked |
1365 var setMark = function (data) { | |
649 | 1366 var $scaler = data.$scaler; |
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1367 // unbind other handler |
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1368 $scaler.unbind(".dlZoomDrag"); |
647 | 1369 // start event capturing |
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1370 $scaler.one('mousedown.dlSetMark', function (evt) { |
647 | 1371 // event handler adding a new mark |
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1372 console.log("setmark at=", evt); |
672
7f7536a5b6d9
image transform works now under rotation!!! (at least for multiples of 90deg)
robcast
parents:
671
diff
changeset
|
1373 var mpos = geom.position(evt); |
647 | 1374 var pos = data.imgTrafo.invtransform(mpos); |
1375 data.marks.push(pos); | |
1376 redisplay(data); | |
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1377 return false; |
647 | 1378 }); |
1379 }; | |
668 | 1380 |
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1381 // zoom to the area around two clicked points |
654 | 1382 var zoomArea = function(data) { |
1383 $elem = data.$elem; | |
1384 $scaler = data.$scaler; | |
1385 var pt1, pt2; | |
1386 var $zoomDiv = $('<div class="zoomrect" style="display:none"/>'); | |
1387 $elem.append($zoomDiv); | |
775 | 1388 // $zoomDiv.css(data.settings.zoomrectStyle); |
654 | 1389 var picRect = geom.rectangle($scaler); |
1390 // FIX ME: is there a way to query the border width from CSS info? | |
1391 // rect.x -= 2; // account for overlay borders | |
1392 // rect.y -= 2; | |
1393 | |
1394 var zoomStart = function (evt) { | |
1395 pt1 = geom.position(evt); | |
1396 // setup and show zoom div | |
738 | 1397 pt1.adjustDiv($zoomDiv); |
668 | 1398 $zoomDiv.width(0).height(0); |
654 | 1399 $zoomDiv.show(); |
1400 // register events | |
738 | 1401 $elem.bind("mousemove.dlZoomArea", zoomMove); |
1402 $elem.bind("mouseup.dlZoomArea", zoomEnd); | |
654 | 1403 return false; |
1404 }; | |
668 | 1405 |
741 | 1406 // mouse move handler |
1407 var zoomMove = function (evt) { | |
1408 pt2 = geom.position(evt); | |
1409 var rect = geom.rectangle(pt1, pt2); | |
1410 rect.clipTo(picRect); | |
1411 // update zoom div | |
1412 rect.adjustDiv($zoomDiv); | |
1413 return false; | |
1414 }; | |
745
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1415 |
654 | 1416 // mouseup handler: end moving |
1417 var zoomEnd = function (evt) { | |
1418 pt2 = geom.position(evt); | |
1419 // assume a click and continue if the area is too small | |
1420 var clickRect = geom.rectangle(pt1, pt2); | |
710 | 1421 if (clickRect.getArea() <= 5) return false; |
654 | 1422 // hide zoom div |
1423 $zoomDiv.remove(); | |
1424 // unregister events | |
738 | 1425 $elem.unbind("mousemove.dlZoomArea", zoomMove); |
1426 $elem.unbind("mouseup.dlZoomArea", zoomEnd); | |
654 | 1427 // clip and transform |
1428 clickRect.clipTo(picRect); | |
1429 var area = data.imgTrafo.invtransform(clickRect); | |
1430 data.zoomArea = area; | |
1431 // zoomed is always fit | |
1432 data.settings.ws = 1; | |
738 | 1433 delete data.dlOpts.fitwidth; |
1434 delete data.dlOpts.fitheight; | |
654 | 1435 redisplay(data); |
1436 return false; | |
1437 }; | |
668 | 1438 |
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1439 // clear old handler (also ZoomDrag) |
738 | 1440 $scaler.unbind('.dlZoomArea'); |
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1441 $scaler.unbind(".dlZoomDrag"); |
738 | 1442 $elem.unbind('.dlZoomArea'); |
654 | 1443 // bind start zoom handler |
738 | 1444 $scaler.one('mousedown.dlZoomArea', zoomStart); |
654 | 1445 }; |
647 | 1446 |
723 | 1447 // bird's eye view zoom area click and drag handler |
732
55f2dd197ca9
really renamed birdMoveArea, really merged fix for no zoom area.
robcast
parents:
731
diff
changeset
|
1448 var setupBirdDrag = function(data) { |
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1449 var $birdImg = data.$birdImg; |
d50d24b7fd95
first step at dragging birdview zoom indicator around
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diff
changeset
|
1450 var $birdZoom = data.$birdZoom; |
730 | 1451 var $document = $(document); |
751
00b7857f07f5
zoom-drag background follows birdZoom also in embedded mode (still imprecise)
hertzhaft
parents:
748
diff
changeset
|
1452 var $scaler = data.$scaler; |
00b7857f07f5
zoom-drag background follows birdZoom also in embedded mode (still imprecise)
hertzhaft
parents:
748
diff
changeset
|
1453 var startPos, newRect, birdImgRect, birdZoomRect, fullRect, scalerPos; |
775 | 1454 var bw = getBorderWidth($birdZoom); |
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1455 |
741 | 1456 // mousedown handler: start dragging bird zoom to a new position |
1457 var birdZoomStartDrag = function(evt) { | |
1458 startPos = geom.position(evt); | |
1459 // position may have changed | |
1460 data.birdTrafo = getImgTrafo($birdImg, FULL_AREA); | |
1461 birdImgRect = geom.rectangle($birdImg); | |
1462 birdZoomRect = geom.rectangle($birdZoom); | |
751
00b7857f07f5
zoom-drag background follows birdZoom also in embedded mode (still imprecise)
hertzhaft
parents:
748
diff
changeset
|
1463 scalerPos = geom.position($scaler); |
741 | 1464 newRect = null; |
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1465 fullRect = setZoomBG(data); // setup zoom background image |
741 | 1466 $document.bind("mousemove.dlBirdMove", birdZoomMove); |
1467 $document.bind("mouseup.dlBirdMove", birdZoomEndDrag); | |
1468 return false; | |
1469 }; | |
1470 | |
733 | 1471 // mousemove handler: drag |
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1472 var birdZoomMove = function(evt) { |
d50d24b7fd95
first step at dragging birdview zoom indicator around
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diff
changeset
|
1473 var pos = geom.position(evt); |
730 | 1474 var delta = startPos.delta(pos); |
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
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677
diff
changeset
|
1475 // move birdZoom div, keeping size |
730 | 1476 newRect = birdZoomRect.copy(); |
733 | 1477 newRect.addPosition(delta); |
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
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diff
changeset
|
1478 newRect.stayInside(birdImgRect); |
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1479 // reflect birdview zoom position in scaler image |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1480 var area = data.birdTrafo.invtransform(newRect); |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
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diff
changeset
|
1481 var imgArea = data.imgTrafo.transform(area); |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
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diff
changeset
|
1482 var offset = imgArea.getPosition().neg(); |
751
00b7857f07f5
zoom-drag background follows birdZoom also in embedded mode (still imprecise)
hertzhaft
parents:
748
diff
changeset
|
1483 offset.add(scalerPos); |
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1484 if (fullRect) { |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1485 var bgPos = fullRect.getPosition().add(offset); |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
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diff
changeset
|
1486 } else { |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
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diff
changeset
|
1487 var bgPos = offset; |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
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diff
changeset
|
1488 } |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1489 // move the background image to the new position |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1490 data.$scaler.css({ |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
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745
diff
changeset
|
1491 'background-position' : bgPos.x + "px " + bgPos.y + "px" |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1492 }); |
751
00b7857f07f5
zoom-drag background follows birdZoom also in embedded mode (still imprecise)
hertzhaft
parents:
748
diff
changeset
|
1493 // acount for border width |
775 | 1494 newRect.addPosition({x : -bw, y : -bw}); |
751
00b7857f07f5
zoom-drag background follows birdZoom also in embedded mode (still imprecise)
hertzhaft
parents:
748
diff
changeset
|
1495 newRect.adjustDiv($birdZoom); |
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1496 return false; |
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1497 }; |
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1498 |
733 | 1499 // mouseup handler: reload page |
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1500 var birdZoomEndDrag = function(evt) { |
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1501 var settings = data.settings; |
730 | 1502 $document.unbind("mousemove.dlBirdMove", birdZoomMove); |
1503 $document.unbind("mouseup.dlBirdMove", birdZoomEndDrag); | |
1504 if (newRect == null) { | |
1505 // no movement happened - set center to click position | |
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1506 startPos = birdZoomRect.getCenter(); |
730 | 1507 birdZoomMove(evt); |
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1508 } |
747
fd4842f0afc7
smoother birdZoom indicator movement; fixed bug in jQuery.offset()
hertzhaft
parents:
746
diff
changeset
|
1509 // ugly, but needed to prevent double border width compensation |
775 | 1510 newRect.addPosition({x : bw, y : bw}); |
730 | 1511 var newArea = data.birdTrafo.invtransform(newRect); |
1512 data.zoomArea = newArea; | |
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1513 redisplay(data); |
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1514 return false; |
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1515 }; |
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1516 |
730 | 1517 // clear old handler |
1518 $document.unbind(".dlBirdMove"); | |
1519 $birdImg.unbind(".dlBirdMove"); | |
1520 $birdZoom.unbind(".dlBirdMove"); | |
732
55f2dd197ca9
really renamed birdMoveArea, really merged fix for no zoom area.
robcast
parents:
731
diff
changeset
|
1521 if (! isFullArea(data.zoomArea)) { |
55f2dd197ca9
really renamed birdMoveArea, really merged fix for no zoom area.
robcast
parents:
731
diff
changeset
|
1522 // set new handler |
55f2dd197ca9
really renamed birdMoveArea, really merged fix for no zoom area.
robcast
parents:
731
diff
changeset
|
1523 $birdImg.bind("mousedown.dlBirdMove", birdZoomStartDrag); |
55f2dd197ca9
really renamed birdMoveArea, really merged fix for no zoom area.
robcast
parents:
731
diff
changeset
|
1524 $birdZoom.bind("mousedown.dlBirdMove", birdZoomStartDrag); |
55f2dd197ca9
really renamed birdMoveArea, really merged fix for no zoom area.
robcast
parents:
731
diff
changeset
|
1525 } |
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1526 }; |
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1527 |
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1528 // move bird zoom indicator to reflect zoomed detail area |
745
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1529 var setBirdZoom = function(data, rect) { |
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1530 var part = data.imgTrafo.invtransform(rect); |
747
fd4842f0afc7
smoother birdZoom indicator movement; fixed bug in jQuery.offset()
hertzhaft
parents:
746
diff
changeset
|
1531 // area = FULL_AREA.fit(part); // no, we want to see where we transcend the borders |
745
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1532 birdTrafo = getImgTrafo(data.$birdImg, FULL_AREA); |
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1533 var birdRect = birdTrafo.transform(part); |
775 | 1534 var $birdZoom = data.$birdZoom; |
745
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1535 // acount for border width |
775 | 1536 var bw = getBorderWidth($birdZoom); |
1537 birdRect.addPosition({x : -bw, y : -bw}); | |
745
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1538 birdRect.adjustDiv(data.$birdZoom); |
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1539 }; |
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1540 |
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1541 // set zoom background |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1542 var setZoomBG = function(data) { |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1543 var $scaler = data.$scaler; |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1544 var $img = data.$img; |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1545 var fullRect = null; |
767 | 1546 // hide marks |
1547 data.$elem.find('div.mark').hide(); | |
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1548 // hide the scaler img, show background of div instead |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1549 $img.css('visibility', 'hidden'); |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1550 var scalerCss = { |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1551 'background-image' : 'url(' + $img.attr('src') + ')', |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1552 'background-repeat' : 'no-repeat', |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1553 'background-position' : 'left top', |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1554 'opacity' : '0.5', |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1555 'cursor' : 'move' |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1556 }; |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1557 if (data.hasBgSize) { |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1558 // full-size background using CSS3-background-size |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1559 fullRect = data.imgTrafo.transform(FULL_AREA); |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1560 if (fullRect.height < data.settings.maxBgSize && fullRect.width < data.settings.maxBgSize) { |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1561 // correct offset because background is relative |
751
00b7857f07f5
zoom-drag background follows birdZoom also in embedded mode (still imprecise)
hertzhaft
parents:
748
diff
changeset
|
1562 var scalerPos = geom.position($scaler); |
00b7857f07f5
zoom-drag background follows birdZoom also in embedded mode (still imprecise)
hertzhaft
parents:
748
diff
changeset
|
1563 fullRect.addPosition(scalerPos.neg()); |
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1564 var url = getBirdImgUrl(data, ['rot', 'mo']); |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1565 scalerCss['background-image'] = 'url(' + url + ')'; |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1566 scalerCss[data.bgSizeName] = fullRect.width + 'px ' + fullRect.height + 'px'; |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1567 scalerCss['background-position'] = fullRect.x + 'px '+ fullRect.y + 'px'; |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1568 } else { |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1569 // too big |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1570 fullRect = null; |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1571 } |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1572 } |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1573 $scaler.css(scalerCss); |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1574 // isBgReady = true; |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1575 return fullRect; |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1576 }; |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1577 |
738 | 1578 // setup handlers for dragging the zoomed image |
705 | 1579 var setupZoomDrag = function(data) { |
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1580 var startPos, delta, fullRect; |
733 | 1581 var $document = $(document); |
705 | 1582 var $elem = data.$elem; |
1583 var $scaler = data.$scaler; | |
1584 var $img = data.$img; | |
710 | 1585 |
733 | 1586 // drag the image and load a new detail on mouse up |
705 | 1587 var dragStart = function (evt) { |
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1588 console.debug("dragstart at=",evt); |
737
7c93bdbb5153
setup zoomdrag even when image is not initially zoomed
hertzhaft
parents:
736
diff
changeset
|
1589 // don't start dragging if not zoomed |
7c93bdbb5153
setup zoomdrag even when image is not initially zoomed
hertzhaft
parents:
736
diff
changeset
|
1590 if (isFullArea(data.zoomArea)) return false; |
733 | 1591 startPos = geom.position(evt); |
741 | 1592 delta = null; |
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1593 // set low res background immediately on mousedown |
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1594 fullRect = setZoomBG(data); |
733 | 1595 $document.bind("mousemove.dlZoomDrag", dragMove); |
1596 $document.bind("mouseup.dlZoomDrag", dragEnd); | |
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1597 return false; |
705 | 1598 }; |
745
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1599 |
733 | 1600 // mousemove handler: drag zoomed image |
705 | 1601 var dragMove = function (evt) { |
1602 var pos = geom.position(evt); | |
741 | 1603 delta = startPos.delta(pos); |
1604 if (fullRect) { | |
1605 var bgPos = fullRect.getPosition().add(delta); | |
1606 } else { | |
1607 var bgPos = delta; | |
1608 } | |
705 | 1609 // move the background image to the new position |
715 | 1610 $scaler.css({ |
741 | 1611 'background-position' : bgPos.x + "px " + bgPos.y + "px" |
705 | 1612 }); |
746
2e9a48dc7a0c
move zoom-drag background along with birdview indicator
hertzhaft
parents:
745
diff
changeset
|
1613 // set birdview indicator to reflect new zoom position |
745
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1614 var za = geom.rectangle($img); |
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1615 za.addPosition(delta.neg()); |
ad483c008159
move birdview zoom indicator along with zoom drag
hertzhaft
parents:
744
diff
changeset
|
1616 setBirdZoom(data, za); |
705 | 1617 return false; |
1618 }; | |
710 | 1619 |
733 | 1620 // mouseup handler: reload zoomed image in new position |
705 | 1621 var dragEnd = function (evt) { |
739 | 1622 $scaler.css('cursor', 'auto'); |
733 | 1623 $document.unbind("mousemove.dlZoomDrag", dragMove); |
1624 $document.unbind("mouseup.dlZoomDrag", dragEnd); | |
1625 if (delta == null || delta.distance() < 2) { | |
1626 // no movement | |
1627 $img.css('visibility', 'visible'); | |
741 | 1628 $scaler.css({'opacity' : '1', 'background-image' : 'none'}); |
767 | 1629 // unhide marks |
1630 data.$elem.find('div.mark').show(); | |
733 | 1631 return false; |
1632 } | |
1633 // get old zoom area (screen coordinates) | |
741 | 1634 var za = geom.rectangle($img); |
733 | 1635 // move |
741 | 1636 za.addPosition(delta.neg()); |
733 | 1637 // transform back |
1638 var newArea = data.imgTrafo.invtransform(za); | |
735
790a7673bef0
improved some embedded buttons; fixed reset function
hertzhaft
parents:
733
diff
changeset
|
1639 data.zoomArea = FULL_AREA.fit(newArea); |
708
120ace160386
img reload works for fullscreen, but somehow not precise
hertzhaft
parents:
707
diff
changeset
|
1640 redisplay(data); |
705 | 1641 return false; |
1642 }; | |
735
790a7673bef0
improved some embedded buttons; fixed reset function
hertzhaft
parents:
733
diff
changeset
|
1643 |
733 | 1644 // clear old handler |
1645 $document.unbind(".dlZoomDrag"); | |
741 | 1646 $scaler.unbind(".dlZoomDrag"); |
742
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1647 if (! isFullArea(data.zoomArea)) { |
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1648 // set handler |
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1649 $scaler.bind("mousedown.dlZoomDrag", dragStart); |
2b6d3ef57d68
fixed problem with setmark, zoomarea and zoomDrag handlers.
robcast
parents:
741
diff
changeset
|
1650 } |
705 | 1651 }; |
1652 | |
703 | 1653 // get image quality as a number (0..2) |
1654 var getQuality = function (data) { | |
1655 var flags = data.scalerFlags; | |
1656 var q = flags.q2 || flags.q1 || 'q0'; // assume q0 as default | |
1657 return parseInt(q[1], 10); | |
706 | 1658 }; |
703 | 1659 |
1660 // set image quality as a number (0..2) | |
1661 var setQuality = function (data, qual) { | |
1662 var flags = data.scalerFlags; | |
1663 // clear flags | |
1664 for (var i = 0; i < 3; ++i) { | |
1665 delete flags['q'+i]; | |
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1666 } |
703 | 1667 flags['q'+qual] = 'q'+qual; |
706 | 1668 }; |
710 | 1669 |
761
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1670 // get image scale mode (screen, pixel, size) |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1671 var getScaleMode = function (data) { |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1672 if (data.scalerFlags.clip != null) { |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1673 return 'pixel'; |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1674 } else if (data.scalerFlags.osize != null) { |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1675 return 'size'; |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1676 } |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1677 // mo=fit is default |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1678 return 'screen'; |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1679 }; |
775 | 1680 |
761
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1681 // set image scale mode (screen, pixel, size) |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1682 var setScaleMode = function (data, mode) { |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1683 delete data.scalerFlags.fit; |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1684 delete data.scalerFlags.clip; |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1685 delete data.scalerFlags.osize; |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1686 if (mode === 'pixel') { |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1687 data.scalerFlags.clip = 'clip'; |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1688 } else if (mode === 'size') { |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1689 data.scalerFlags.osize = 'osize'; |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1690 } |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1691 // mo=fit is default |
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1692 }; |
775 | 1693 |
761
16778bd2de7c
added setScaleMode. no compensation for change in scaling yet.
robcast
parents:
760
diff
changeset
|
1694 // sets a key to a value (relative values with +/- if relative=true) |
650 | 1695 var setNumValue = function(settings, key, value) { |
716 | 1696 if (value == null) return null; |
713
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1697 if (isNumber(value)) { |
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
changeset
|
1698 settings[key] = value; |
c1fa722c570e
more cosmetics: added options to validate with http://www.jslint.com
robcast
parents:
711
diff
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|
1699 return value; |
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1700 } |
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1701 var sign = value[0]; |
650 | 1702 if (sign === '+' || sign === '-') { |
1703 if (settings[key] == null) { | |
651
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1704 // this isn't perfect but still... |
650 | 1705 settings[key] = 0; |
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1706 } |
650 | 1707 settings[key] = parseFloat(settings[key]) + parseFloat(value); |
1708 } else { | |
1709 settings[key] = value; | |
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1710 } |
650 | 1711 return settings[key]; |
1712 }; | |
655 | 1713 |
775 | 1714 // auxiliary function, assuming equal border width on all sides |
1715 var getBorderWidth = function($elem) { | |
1716 var border = $elem.outerWidth() - $elem.width(); | |
1717 return border/2; | |
1718 }; | |
1719 | |
655 | 1720 // auxiliary function (from old dllib.js) |
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1721 var isFullArea = function(area) { |
659 | 1722 return (area.width === 1.0) && (area.height === 1.0); |
655 | 1723 }; |
1724 | |
641 | 1725 // auxiliary function (from Douglas Crockford, A.10) |
1726 var isNumber = function isNumber(value) { | |
710 | 1727 return typeof value === 'number' && isFinite(value); |
641 | 1728 }; |
655 | 1729 |
631 | 1730 // auxiliary function to crop senseless precision |
1731 var cropFloat = function (x) { | |
637 | 1732 return parseInt(10000 * x, 10) / 10000; |
631 | 1733 }; |
655 | 1734 |
692 | 1735 // fallback for console.log calls |
1736 if (customConsole) { | |
1737 var logFunction = function(type) { | |
1738 return function(){ | |
1739 var $debug = $('#debug'); // debug div | |
1740 if (!$debug) return; | |
1741 var args = Array.prototype.slice.call(arguments); | |
1742 var argtext = args.join(' '); | |
1743 var $logDiv = $('<div/>'); | |
1744 $logDiv.addClass(type); | |
1745 $logDiv.text(argtext); | |
1746 $debug.append($logDiv); | |
1747 }; | |
1748 }; | |
1749 console.log = logFunction('_log'); | |
1750 console.debug = logFunction('_debug'); | |
1751 console.error = logFunction('_error'); | |
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1752 } |
692 | 1753 |
605 | 1754 // hook plugin into jquery |
778 | 1755 $.fn.digilib = function(action) { |
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1756 // plugin extension mechanism |
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1757 if (action === 'extendPlugin') { |
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1758 // for each digilib $elem extend data.settings with obj.options |
778 | 1759 // TODO: couldn't other plugins just access $elem.data('digilib')? |
760
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1760 if (obj.options) { |
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1761 this.each(function() { |
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1762 var $elem = $(this); |
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1763 // console.debug('extending:', $elem); |
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1764 var data = $elem.data('digilib'); |
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1765 if (!data) { |
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1766 return console.log('cannot extend digilib plugin, element not initialised!'); |
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1767 } |
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1768 var settings = data.settings; |
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1769 $.extend(settings, obj.options); |
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1770 // console.log('settings:', settings); |
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1771 }); |
778 | 1772 delete(obj.options); |
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1773 } |
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1774 // extend the plugin actions (to make this useful, |
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1775 // maybe we need to expose some more internal functions) |
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1776 $.extend(actions, obj); |
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1777 } else if (actions[action]) { |
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1778 // call action on this with the remaining arguments (inserting data as first argument) |
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1779 var $elem = $(this); |
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1780 var data = $elem.data('digilib'); |
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1781 var args = Array.prototype.slice.call(arguments, 1); |
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1782 args.unshift(data); |
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1783 return actions[action].apply(this, args); |
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1784 } else if (typeof(action) === 'object' || !action) { |
634 | 1785 // call init on this |
651
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1786 return actions.init.apply(this, arguments); |
605 | 1787 } else { |
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1788 $.error('action ' + action + ' does not exist on jQuery.digilib'); |
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1789 } |
605 | 1790 }; |
692 | 1791 |
604 | 1792 })(jQuery); |