Mercurial > hg > digilib-old
annotate client/digitallibrary/jquery/jquery.digilib.js @ 700:df8017bb4708 jquery
cookie names should not contain equal signs
| author | hertzhaft |
|---|---|
| date | Thu, 27 Jan 2011 18:50:55 +0100 |
| parents | 09f61af0a6dd |
| children | a343240a6f7c |
| rev | line source |
|---|---|
| 604 | 1 /* |
| 2 * digilib jQuery plugin | |
| 3 * | |
| 4 */ | |
| 655 | 5 |
| 636 | 6 // fallback for console.log calls |
| 7 if (typeof(console) === 'undefined') { | |
| 8 var console = { | |
| 692 | 9 log : function(){}, |
| 10 debug : function(){}, | |
| 11 error : function(){} | |
| 12 }; | |
| 13 var customConsole = true; | |
| 14 }; | |
| 604 | 15 |
| 16 (function($) { | |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
17 var buttons = { |
| 610 | 18 reference : { |
| 689 | 19 onclick : "reference", |
| 610 | 20 tooltip : "get a reference URL", |
| 21 img : "reference.png" | |
| 22 }, | |
| 23 zoomin : { | |
| 643 | 24 onclick : ["zoomBy", 1.4], |
| 610 | 25 tooltip : "zoom in", |
| 26 img : "zoom-in.png" | |
| 27 }, | |
| 28 zoomout : { | |
| 643 | 29 onclick : ["zoomBy", 0.7], |
| 610 | 30 tooltip : "zoom out", |
| 31 img : "zoom-out.png" | |
| 32 }, | |
| 33 zoomarea : { | |
| 654 | 34 onclick : "zoomArea", |
| 610 | 35 tooltip : "zoom area", |
| 36 img : "zoom-area.png" | |
| 37 }, | |
| 38 zoomfull : { | |
| 650 | 39 onclick : "zoomFull", |
| 610 | 40 tooltip : "view the whole image", |
| 41 img : "zoom-full.png" | |
| 42 }, | |
| 43 pagewidth : { | |
| 650 | 44 onclick : ["zoomFull", "width"], |
| 610 | 45 tooltip : "page width", |
| 46 img : "pagewidth.png" | |
| 47 }, | |
| 48 back : { | |
| 623 | 49 onclick : ["gotoPage", "-1"], |
| 610 | 50 tooltip : "goto previous image", |
| 51 img : "back.png" | |
| 52 }, | |
| 53 fwd : { | |
| 623 | 54 onclick : ["gotoPage", "+1"], |
| 610 | 55 tooltip : "goto next image", |
| 56 img : "fwd.png" | |
| 57 }, | |
| 58 page : { | |
| 59 onclick : "javascript:gotoPageWin()", | |
| 60 tooltip : "specify image", | |
| 61 img : "page.png" | |
| 62 }, | |
| 63 bird : { | |
| 635 | 64 onclick : "showBirdDiv", |
| 610 | 65 tooltip : "show bird's eye view", |
| 66 img : "birds-eye.png" | |
| 67 }, | |
| 68 help : { | |
| 635 | 69 onclick : "showAboutDiv", |
| 610 | 70 tooltip : "about Digilib", |
| 71 img : "help.png" | |
| 72 }, | |
| 73 reset : { | |
| 688 | 74 onclick : "reset", |
| 610 | 75 tooltip : "reset image", |
| 76 img : "reset.png" | |
| 77 }, | |
| 78 mark : { | |
| 647 | 79 onclick : "setMark", |
| 610 | 80 tooltip : "set a mark", |
| 81 img : "mark.png" | |
| 82 }, | |
| 83 delmark : { | |
| 650 | 84 onclick : "removeMark", |
| 610 | 85 tooltip : "delete the last mark", |
| 86 img : "delmark.png" | |
| 87 }, | |
| 88 hmir : { | |
| 661 | 89 onclick : ["mirror", "h"], |
| 610 | 90 tooltip : "mirror horizontally", |
| 91 img : "mirror-horizontal.png" | |
| 92 }, | |
| 93 vmir : { | |
| 661 | 94 onclick : ["mirror", "v"], |
| 610 | 95 tooltip : "mirror vertically", |
| 96 img : "mirror-vertical.png" | |
| 97 }, | |
| 98 rot : { | |
| 663 | 99 onclick : "rotate", |
| 610 | 100 tooltip : "rotate image", |
| 101 img : "rotate.png" | |
| 102 }, | |
| 103 brgt : { | |
| 663 | 104 onclick : "brightness", |
| 610 | 105 tooltip : "set brightness", |
| 106 img : "brightness.png" | |
| 107 }, | |
| 108 cont : { | |
| 663 | 109 onclick : "contrast", |
| 610 | 110 tooltip : "set contrast", |
| 111 img : "contrast.png" | |
| 112 }, | |
| 113 rgb : { | |
| 114 onclick : "javascript:setParamWin('rgb', '...')", | |
| 115 tooltip : "set rgb values", | |
| 116 img : "rgb.png" | |
| 117 }, | |
| 118 quality : { | |
| 119 onclick : "javascript:setQualityWin('Quality (0..2)')", | |
| 120 tooltip : "set image quality", | |
| 121 img : "quality.png" | |
| 122 }, | |
| 123 size : { | |
| 124 onclick : "javascript:toggleSizeMenu()", | |
| 125 tooltip : "set page size", | |
| 126 img : "size.png" | |
| 127 }, | |
| 128 calibrationx : { | |
| 129 onclick : "javascript:calibrate('x')", | |
| 130 tooltip : "calibrate screen x-ratio", | |
| 131 img : "calibration-x.png" | |
| 132 }, | |
| 133 scale : { | |
| 134 onclick : "javascript:toggleScaleMenu()", | |
| 135 tooltip : "change image scale", | |
| 136 img : "original-size.png" | |
| 137 }, | |
| 699 | 138 toggleoptions : { |
| 139 onclick : "morebuttons", | |
| 140 tooltip : "more options", | |
| 141 img : "options.png" | |
| 142 }, | |
| 690 | 143 moreoptions : { |
| 144 onclick : ["morebuttons", "+1"], | |
| 145 tooltip : "more options", | |
| 146 img : "options.png" | |
| 147 }, | |
| 148 lessoptions : { | |
| 149 onclick : ["morebuttons", "-1"], | |
| 150 tooltip : "less options", | |
| 610 | 151 img : "options.png" |
| 152 }, | |
| 153 SEP : { | |
| 154 img : "sep.png" | |
| 155 } | |
| 156 }; | |
|
617
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
157 |
| 605 | 158 var defaults = { |
| 616 | 159 // version of this script |
| 635 | 160 'version' : 'jquery.digilib.js 0.9', |
| 616 | 161 // logo url |
| 162 'logoUrl' : '../img/digilib-logo-text1.png', | |
| 635 | 163 // homepage url (behind logo) |
| 164 'homeUrl' : 'http://digilib.berlios.de', | |
| 610 | 165 // base URL to Scaler servlet |
| 652 | 166 'scalerBaseUrl' : null, |
| 610 | 167 // list of Scaler parameters |
| 627 | 168 'scalerParamNames' : ['fn','pn','dw','dh','ww','wh','wx','wy','ws','mo', |
| 169 'rot','cont','brgt','rgbm','rgba','ddpi','ddpix','ddpiy'], | |
| 170 // Scaler parameter defaults | |
| 643 | 171 'pn' : 1, |
| 627 | 172 'ww' : 1.0, |
| 173 'wh' : 1.0, | |
| 174 'wx' : 0.0, | |
| 175 'wy' : 0.0, | |
| 176 'ws' : 1.0, | |
| 643 | 177 'mo' : '', |
| 178 'rot' : 0, | |
| 179 'cont' : 0, | |
| 180 'brgt' : 0, | |
| 181 'rgbm' : '0/0/0', | |
| 182 'rgba' : '0/0/0', | |
| 183 'ddpi' : null, | |
| 184 'ddpix' : null, | |
| 185 'ddpiy' : null, | |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
186 // list of digilib parameters |
| 650 | 187 'digilibParamNames' : ['fn','pn','ww','wh','wx','wy','ws','mo','rot','cont','brgt','rgbm','rgba','mk','clop'], |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
188 // digilib parameter defaults |
| 643 | 189 'mk' : '', |
| 650 | 190 'clop' : '', |
| 643 | 191 // mode of operation: |
| 192 // fullscreen = take parameters from page URL, keep state in page URL | |
| 193 // embedded = take parameters from Javascript options, keep state inside object | |
| 610 | 194 'interactionMode' : 'fullscreen', |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
195 // buttons |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
196 'buttons' : buttons, |
| 668 | 197 // defaults for digilib buttons |
| 665 | 198 'buttonSettings' : { |
| 199 'fullscreen' : { | |
| 668 | 200 // path to button images (must end with a slash) |
| 665 | 201 'imagePath' : 'img/fullscreen/', |
| 699 | 202 'standardSet' : ["reference","zoomin","zoomout","zoomarea","zoomfull","pagewidth","back","fwd","page","bird","SEP","help","reset","toggleoptions"], |
| 203 'specialSet' : ["mark","delmark","hmir","vmir","rot","brgt","cont","rgb","quality","size","calibrationx","scale","SEP","toggleoptions"], | |
| 682 | 204 'buttonSets' : ['standardSet', 'specialSet'] |
| 665 | 205 }, |
| 206 'embedded' : { | |
| 207 'imagePath' : 'img/embedded/16/', | |
| 699 | 208 'standardSet' : ["reference","zoomin","zoomout","zoomarea","zoomfull","back","fwd","page","bird","SEP","help","reset","toggleoptions"], |
| 209 'specialSet' : ["hmir","vmir","rot","brgt","cont","rgb","quality","size","SEP","toggleoptions"], | |
| 682 | 210 'buttonSets' : ['standardSet', 'specialSet'] |
| 665 | 211 } |
| 697 | 212 }, |
| 213 // number of visible button groups | |
| 214 'visibleButtonSets' : 1, | |
| 616 | 215 // is birdView shown? |
| 216 'isBirdDivVisible' : false, | |
| 668 | 217 // dimensions of bird's eye div |
| 674 | 218 'birdDivWidth' : 200, |
| 219 'birdDivHeight' : 200, | |
| 668 | 220 // style of the zoom area indicator in the bird's eye div |
| 659 | 221 'birdIndicatorStyle' : {'border' : '2px solid #ff0000' }, |
| 668 | 222 // style of zoom area "rubber band" |
| 223 'zoomrectStyle' : {'border' : '2px solid #ff0000' }, | |
| 616 | 224 // is the "about" window shown? |
| 225 'isAboutDivVisible' : false | |
| 226 | |
| 610 | 227 }; |
| 655 | 228 |
| 608 | 229 // affine geometry classes |
| 230 var geom = dlGeometry(); | |
| 655 | 231 |
| 643 | 232 var MAX_ZOOMAREA = geom.rectangle(0, 0, 1, 1); |
| 655 | 233 |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
234 var actions = { |
| 668 | 235 // init: digilib initialization |
| 236 init : function(options) { | |
| 237 // settings for this digilib instance are merged from defaults and options | |
| 238 var settings = $.extend({}, defaults, options); | |
| 239 var isFullscreen = settings.interactionMode === 'fullscreen'; | |
| 240 var queryParams = {}; | |
| 241 if (isFullscreen) { | |
| 242 queryParams = parseQueryParams(); | |
| 243 // check scalerBaseUrl | |
| 244 if (settings.scalerBaseUrl == null) { | |
| 245 // try the host this came from | |
| 246 var h = window.location.host; | |
| 247 if (window.location.host) { | |
| 248 var url = window.location.href; | |
| 249 // assume the page lives in [webapp]/jquery/ | |
| 250 var pos = url.indexOf('jquery/'); | |
| 251 if (pos > 0) { | |
| 252 settings.scalerBaseUrl = url.substring(0, pos) + 'servlet/Scaler'; | |
| 652 | 253 } |
| 254 } | |
| 636 | 255 } |
| 668 | 256 } |
| 257 return this.each(function() { | |
| 258 var $elem = $(this); | |
| 259 var data = $elem.data('digilib'); | |
| 688 | 260 var params, elemSettings; |
| 668 | 261 // if the plugin hasn't been initialized yet |
| 262 if (!data) { | |
| 263 // merge query parameters | |
| 264 if (isFullscreen) { | |
| 688 | 265 params = queryParams; |
| 668 | 266 } else { |
| 688 | 267 params = parseImgParams($elem); |
| 268 }; | |
| 668 | 269 // store $(this) element in the settings |
| 688 | 270 elemSettings = $.extend({}, settings, params); |
| 697 | 271 data = { |
| 668 | 272 $elem : $elem, |
| 273 settings : elemSettings, | |
| 688 | 274 queryParams : params |
| 668 | 275 }; |
| 276 // store in data element | |
| 277 $elem.data('digilib', data); | |
| 278 } | |
| 279 unpackParams(data); | |
| 682 | 280 // create HTML structure for scaler |
| 668 | 281 setupScalerDiv(data); |
| 697 | 282 // add buttons |
| 283 for (var i = 0; i < elemSettings.visibleButtonSets; ++i) { | |
| 284 showButtons(data, true, i); | |
| 285 } | |
| 668 | 286 // bird's eye view creation |
| 287 if (elemSettings.isBirdDivVisible) { | |
| 638 | 288 setupBirdDiv(data); |
| 289 } | |
| 668 | 290 // about window creation - TODO: could be deferred? restrict to only one item? |
| 291 setupAboutDiv(data); | |
| 292 }); | |
| 293 }, | |
| 294 | |
| 295 // destroy: clean up digilib | |
| 296 destroy : function(data) { | |
| 297 return this.each(function(){ | |
| 298 var $elem = $(this); | |
| 299 $(window).unbind('.digilib'); // unbind all digilibs(?) | |
| 300 data.digilib.remove(); | |
| 301 $elem.removeData('digilib'); | |
| 302 }); | |
| 303 }, | |
| 304 | |
| 305 // show or hide the 'about' window | |
| 306 showAboutDiv : function(data, show) { | |
| 307 data.settings.isAboutDivVisible = showDiv(data.settings.isAboutDivVisible, data.$aboutDiv, show); | |
| 308 }, | |
| 655 | 309 |
| 668 | 310 // event handler: toggles the visibility of the bird's eye window |
| 311 showBirdDiv : function (data, show) { | |
| 312 if (data.$birdDiv == null) { | |
| 313 // no bird div -> create | |
| 314 setupBirdDiv(data); | |
| 315 } | |
| 316 // TODO: keep bird view visible after reload (parameter, cookie?) | |
| 317 data.settings.isBirdDivVisible = showDiv(data.settings.isBirdDivVisible, data.$birdDiv, show); | |
|
695
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
318 cookie(data, 'birdview', data.settings.isBirdDivVisible ? "1" : "0"); |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
319 data.$birdImg.triggerHandler('load'); |
| 668 | 320 }, |
| 321 | |
| 322 // goto given page nr (+/-: relative) | |
| 323 gotoPage : function (data, pageNr) { | |
| 324 var settings = data.settings; | |
| 325 var oldpn = settings.pn; | |
| 326 var pn = setNumValue(settings, "pn", pageNr); | |
| 327 if (pn == null) return false; // nothing happened | |
| 328 if (pn < 1) { | |
| 329 alert("no such page (page number too low)"); | |
| 330 settings.pn = oldpn; | |
| 331 return false; | |
| 332 } | |
| 333 if (settings.pt) { | |
| 334 if (pn > settings.pt) { | |
| 335 alert("no such page (page number too high)"); | |
| 623 | 336 settings.pn = oldpn; |
| 337 return false; | |
| 634 | 338 } |
| 668 | 339 } |
| 340 // reset mk and others(?) | |
| 341 data.marks = []; | |
| 342 data.zoomArea = MAX_ZOOMAREA; | |
| 343 // then reload | |
| 344 redisplay(data); | |
| 345 }, | |
| 654 | 346 |
| 668 | 347 // zoom by a given factor |
| 348 zoomBy : function (data, factor) { | |
| 349 zoomBy(data, factor); | |
| 350 }, | |
| 647 | 351 |
| 668 | 352 // zoom interactively |
| 353 zoomArea : function (data) { | |
| 354 zoomArea(data); | |
| 355 }, | |
| 650 | 356 |
| 668 | 357 // zoom out to full page |
| 358 zoomFull : function (data, mode) { | |
| 359 data.zoomArea = MAX_ZOOMAREA; | |
| 360 if (mode === 'width') { | |
| 361 data.dlOpts.fitwidth = 1; | |
| 362 delete data.dlOpts.fitheight; | |
| 363 } else if (mode === 'height') { | |
| 364 data.dlOpts.fitheight = 1; | |
| 365 delete data.dlOpts.fitwidth; | |
| 366 } else { | |
| 367 delete data.dlOpts.fitwidth; | |
| 368 delete data.dlOpts.fitheight; | |
| 369 } | |
| 370 redisplay(data); | |
| 371 }, | |
| 372 | |
| 373 // set a mark by clicking (or giving a position) | |
| 374 setMark : function (data, mpos) { | |
| 375 if (mpos == null) { | |
| 376 // interactive | |
| 377 setMark(data); | |
| 378 } else { | |
| 379 // use position | |
| 380 data.marks.push(pos); | |
| 663 | 381 redisplay(data); |
| 604 | 382 } |
| 668 | 383 }, |
| 384 | |
| 385 // remove the last mark | |
| 386 removeMark : function (data) { | |
| 387 data.marks.pop(); | |
| 388 redisplay(data); | |
| 389 }, | |
| 390 | |
| 391 // mirror the image | |
| 392 mirror : function (data, mode) { | |
| 393 var flags = data.scalerFlags; | |
| 394 if (mode === 'h') { | |
| 395 if (flags.hmir) { | |
| 396 delete flags.hmir; | |
| 397 } else { | |
| 398 flags.hmir = 1; | |
| 399 } | |
| 400 } else { | |
| 401 if (flags.vmir) { | |
| 402 delete flags.vmir; | |
| 403 } else { | |
| 404 flags.vmir = 1; | |
| 405 } | |
| 406 } | |
| 407 redisplay(data); | |
| 408 }, | |
| 650 | 409 |
| 668 | 410 // rotate the image |
| 411 rotate : function (data, angle) { | |
| 412 var rot = data.settings.rot; | |
| 413 if (angle == null) { | |
| 414 angle = window.prompt("Rotation angle:", rot); | |
| 415 } | |
| 416 data.settings.rot = angle; | |
| 417 redisplay(data); | |
| 418 }, | |
| 419 | |
| 420 // change brightness | |
| 421 brightness : function (data, factor) { | |
| 422 var brgt = data.settings.brgt; | |
| 423 if (factor == null) { | |
| 424 factor = window.prompt("Brightness (-255..255)", brgt); | |
| 425 } | |
| 426 data.settings.brgt = factor; | |
| 427 redisplay(data); | |
| 428 }, | |
| 429 | |
| 430 // change contrast | |
| 431 contrast : function (data, factor) { | |
| 432 var cont = data.settings.cont; | |
| 433 if (factor == null) { | |
| 434 factor = window.prompt("Contrast (-8, 8)", cont); | |
| 435 } | |
| 436 data.settings.cont = factor; | |
| 437 redisplay(data); | |
| 688 | 438 }, |
| 690 | 439 |
| 440 // display more (or less) button sets | |
| 441 morebuttons : function (data, more) { | |
| 696 | 442 var settings = data.settings; |
| 699 | 443 if (more == null) { |
| 444 // toggle more or less | |
| 445 var maxbtns = settings.buttonSettings[settings.interactionMode].buttonSets.length; | |
| 446 if (settings.visibleButtonSets >= maxbtns) { | |
| 447 more = '-1'; | |
| 448 } else { | |
| 449 more = '+1'; | |
| 450 } | |
| 451 } | |
| 690 | 452 if (more === '-1') { |
| 453 // remove set | |
| 697 | 454 var setIdx = settings.visibleButtonSets - 1; |
| 455 if (showButtons(data, false, setIdx, true)) { | |
| 456 settings.visibleButtonSets--; | |
| 457 } | |
| 690 | 458 } else { |
| 459 // add set | |
| 697 | 460 var setIdx = settings.visibleButtonSets; |
| 461 if (showButtons(data, true, setIdx, true)) { | |
| 462 settings.visibleButtonSets++; | |
| 690 | 463 } |
| 464 } | |
| 691 | 465 }, |
| 688 | 466 |
| 467 reset : function (data) { | |
| 468 var settings = data.settings; | |
| 469 var paramNames = settings.digilibParamNames; | |
| 470 var params = data.queryParams; | |
| 471 resetData(data); | |
| 472 // delete all digilib parameters | |
| 473 for (var i = 0; i < paramNames.length; i++) { | |
| 474 var paramName = paramNames[i]; | |
| 475 delete settings[paramName]; | |
| 476 }; | |
| 477 // fullscreen: restore only fn/pn parameters | |
| 478 if (settings.interactionMode === 'fullscreen') { | |
| 479 settings['fn'] = params.fn; | |
| 480 settings['pn'] = params.pn; | |
| 481 // embedded: restore original parameters | |
| 482 } else { | |
| 483 $.extend(settings, params); | |
| 484 }; | |
| 485 redisplay(data); | |
| 689 | 486 }, |
| 487 | |
| 488 reference : function (data) { | |
| 489 var settings = data.settings; | |
| 490 var url; | |
| 491 if (settings.interactionMode === 'fullscreen') { | |
| 492 url = getDigilibUrl(data); | |
| 493 } else { | |
| 494 url = getScalerUrl(data); | |
| 495 }; | |
| 496 window.prompt("URL reference to the current view", url); | |
| 668 | 497 } |
| 605 | 498 }; |
| 604 | 499 |
| 608 | 500 // returns parameters from page url |
| 607 | 501 var parseQueryParams = function() { |
| 636 | 502 return parseQueryString(window.location.search.slice(1)); |
| 503 }; | |
| 655 | 504 |
| 636 | 505 // returns parameters from embedded img-element |
| 607 | 506 var parseImgParams = function($elem) { |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
507 var src = $elem.find('img').first().attr('src'); |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
508 if (!src) { |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
509 return null; |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
510 } |
| 607 | 511 var pos = src.indexOf('?'); |
| 512 var query = (pos < 0) ? '' : src.substring(pos + 1); | |
| 513 var scalerUrl = src.substring(0, pos); | |
| 627 | 514 var params = parseQueryString(query); |
| 515 params.scalerBaseUrl = scalerUrl; | |
| 516 return params; | |
| 636 | 517 }; |
| 607 | 518 |
| 608 | 519 // parses query parameter string into parameter object |
| 607 | 520 var parseQueryString = function(query) { |
| 521 var pairs = query.split("&"); | |
| 627 | 522 var params = {}; |
| 636 | 523 //var keys = []; |
| 607 | 524 for (var i = 0; i < pairs.length; i++) { |
| 525 var pair = pairs[i].split("="); | |
| 526 if (pair.length === 2) { | |
| 627 | 527 params[pair[0]] = pair[1]; |
| 636 | 528 //keys.push(pair[0]); |
| 634 | 529 } |
| 636 | 530 } |
| 627 | 531 return params; |
| 636 | 532 }; |
| 668 | 533 |
| 643 | 534 // returns a query string from key names from a parameter hash (ignoring if the same value is in defaults) |
| 535 var getParamString = function (settings, keys, defaults) { | |
| 615 | 536 var paramString = ''; |
| 650 | 537 var nx = false; |
| 615 | 538 for (i = 0; i < keys.length; ++i) { |
| 539 var key = keys[i]; | |
| 663 | 540 if ((settings[key] != null) && ((defaults == null) || (settings[key] != defaults[key]))) { |
| 615 | 541 // first param gets no '&' |
| 650 | 542 if (nx) { |
| 543 paramString += '&'; | |
| 544 } else { | |
| 545 nx = true; | |
| 546 } | |
| 615 | 547 // add parm=val |
| 548 paramString += key + '=' + settings[key]; | |
| 643 | 549 } |
| 615 | 550 } |
| 551 return paramString; | |
| 631 | 552 }; |
| 553 | |
|
695
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
554 // set/get cookie for current image |
|
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
555 var cookie = function (data, key, value) { |
|
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
556 var settings = data.settings; |
|
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
557 var fn = settings.fn; |
|
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
558 var pn = settings.pn; |
| 700 | 559 var name = key + ":fn:" + fn + ":pn:" + pn; |
|
695
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
560 var result = (typeof value === 'undefined') ? $.cookie(name) : $.cookie(name, value, 7); |
|
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
561 console.log("cookie=", name, " value=", $.cookie(name)); |
|
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
562 return result; |
|
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
563 }; |
|
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
564 |
| 636 | 565 // returns URL and query string for Scaler |
| 566 var getScalerUrl = function (data) { | |
| 653 | 567 var settings = data.settings; |
| 652 | 568 if (settings.scalerBaseUrl == null) { |
| 569 alert("ERROR: URL of digilib Scaler servlet missing!"); | |
| 570 } | |
| 665 | 571 packParams(data); |
| 636 | 572 var keys = settings.scalerParamNames; |
| 643 | 573 var queryString = getParamString(settings, keys, defaults); |
| 636 | 574 var url = settings.scalerBaseUrl + '?' + queryString; |
| 575 return url; | |
| 576 }; | |
| 577 | |
| 578 // returns URL and query string for current digilib | |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
579 var getDigilibUrl = function (data) { |
| 643 | 580 packParams(data); |
| 636 | 581 var settings = data.settings; |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
582 var queryString = getParamString(settings, settings.digilibParamNames, defaults); |
| 636 | 583 var url = window.location.toString(); |
| 584 var pos = url.indexOf('?'); | |
| 585 var baseUrl = url.substring(0, pos); | |
| 586 var newurl = baseUrl + '?' + queryString; | |
| 587 return newurl; | |
| 588 }; | |
| 589 | |
| 655 | 590 // processes some parameters into objects and stuff |
| 631 | 591 var unpackParams = function (data) { |
| 592 var settings = data.settings; | |
| 636 | 593 // zoom area |
| 631 | 594 var zoomArea = geom.rectangle(settings.wx, settings.wy, settings.ww, settings.wh); |
| 643 | 595 data.zoomArea = zoomArea; |
| 636 | 596 // marks |
| 631 | 597 var marks = []; |
| 650 | 598 if (settings.mk) { |
| 599 var mk = settings.mk; | |
| 600 if (mk.indexOf(";") >= 0) { | |
| 601 var pa = mk.split(";"); // old format with ";" | |
| 602 } else { | |
| 603 var pa = mk.split(","); // new format | |
| 604 } | |
| 605 for (var i = 0; i < pa.length ; i++) { | |
| 606 var pos = pa[i].split("/"); | |
| 607 if (pos.length > 1) { | |
| 608 marks.push(geom.position(pos[0], pos[1])); | |
| 609 } | |
| 633 | 610 } |
| 631 | 611 } |
| 643 | 612 data.marks = marks; |
| 650 | 613 // mo (Scaler flags) |
| 614 var flags = {}; | |
| 615 if (settings.mo) { | |
| 616 var pa = settings.mo.split(","); | |
| 617 for (var i = 0; i < pa.length ; i++) { | |
| 618 flags[pa[i]] = pa[i]; | |
| 619 } | |
| 620 } | |
| 621 data.scalerFlags = flags; | |
| 622 // clop (digilib options) | |
| 623 var opts = {}; | |
| 624 if (settings.clop) { | |
| 625 var pa = settings.clop.split(","); | |
| 626 for (var i = 0; i < pa.length ; i++) { | |
| 627 opts[pa[i]] = pa[i]; | |
| 628 } | |
| 629 } | |
| 630 data.dlOpts = opts; | |
| 661 | 631 // birdview option |
|
695
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
632 if (cookie(data, 'birdview') === '1') { |
| 661 | 633 settings.isBirdDivVisible = 1; |
|
695
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
634 } |
| 655 | 635 }; |
| 636 | |
| 631 | 637 // put objects back into parameters |
| 638 var packParams = function (data) { | |
| 639 var settings = data.settings; | |
| 636 | 640 // zoom area |
| 643 | 641 if (data.zoomArea) { |
| 647 | 642 settings.wx = cropFloat(data.zoomArea.x); |
| 643 settings.wy = cropFloat(data.zoomArea.y); | |
| 644 settings.ww = cropFloat(data.zoomArea.width); | |
| 645 settings.wh = cropFloat(data.zoomArea.height); | |
| 631 | 646 } |
| 636 | 647 // marks |
| 643 | 648 if (data.marks) { |
| 650 | 649 settings.mk = ''; |
| 643 | 650 for (var i = 0; i < data.marks.length; i++) { |
| 650 | 651 if (i) { |
| 652 settings.mk += ','; | |
| 653 } | |
| 654 settings.mk += cropFloat(data.marks[i].x).toString() + '/' + cropFloat(data.marks[i].y).toString(); | |
| 631 | 655 } |
| 650 | 656 } |
| 657 // Scaler flags | |
| 658 if (data.scalerFlags) { | |
| 659 var mo = ''; | |
| 660 for (var f in data.scalerFlags) { | |
| 661 if (mo) { | |
| 662 mo += ','; | |
| 663 } | |
| 664 mo += f; | |
| 665 } | |
| 666 settings.mo = mo; | |
| 667 } | |
|
695
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
668 // digilib option birdview |
|
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
669 // cookie(data, 'birdview', settings.isBirdDivVisible ? "1" : "0"); |
| 688 | 670 |
| 650 | 671 // digilib options |
| 672 if (data.dlOpts) { | |
| 673 var clop = ''; | |
| 674 for (var o in data.dlOpts) { | |
| 675 if (clop) { | |
| 676 clop += ','; | |
| 677 } | |
| 678 clop += o; | |
| 679 } | |
| 680 settings.clop = clop; | |
| 631 | 681 } |
| 682 }; | |
| 655 | 683 |
| 688 | 684 // clear digilib data for reset |
| 685 var resetData = function (data) { | |
| 686 if (data.zoomArea) delete data.zoomArea; | |
| 687 if (data.marks) delete data.marks; | |
| 688 if (data.scalerFlags) delete data.scalerFlags; | |
| 689 if (data.dlOpts) delete data.dlOpts; | |
| 690 }; | |
| 691 | |
| 622 | 692 // (re)load the img from a new scaler URL |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
693 var redisplay = function (data) { |
| 636 | 694 var settings = data.settings; |
| 695 if (settings.interactionMode === 'fullscreen') { | |
| 696 // update location.href (browser URL) in fullscreen mode | |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
697 var url = getDigilibUrl(data); |
| 636 | 698 var history = window.history; |
| 699 if (typeof(history.pushState) === 'function') { | |
| 700 console.debug("we could modify history, but we don't..."); | |
| 701 } | |
| 702 window.location = url; | |
| 703 } else { | |
| 704 // embedded mode -- just change img src | |
| 705 var url = getScalerUrl(data); | |
| 706 data.$img.attr('src', url); | |
|
677
0233e39305d3
took renderBirdArea hooks out of scalerImgLoaded into redisplay.
robcast
parents:
676
diff
changeset
|
707 // and update bird's eye view |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
708 //if (settings.isBirdDivVisible) { |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
709 // renderBirdZoom(data); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
710 //} |
|
677
0233e39305d3
took renderBirdArea hooks out of scalerImgLoaded into redisplay.
robcast
parents:
676
diff
changeset
|
711 }; |
| 622 | 712 }; |
| 713 | |
| 662 | 714 // returns maximum size for scaler img in fullscreen mode |
| 715 var getFullscreenImgSize = function($elem) { | |
| 716 var $win = $(window); | |
| 717 var winH = $win.height(); | |
| 718 var winW = $win.width(); | |
| 719 // TODO: account for borders? | |
| 720 return geom.size(winW, winH); | |
| 721 }; | |
| 722 | |
| 608 | 723 // creates HTML structure for digilib in elem |
| 627 | 724 var setupScalerDiv = function (data) { |
| 725 var settings = data.settings; | |
| 647 | 726 var $elem = data.$elem; |
| 686 | 727 var $img, scalerUrl; |
| 728 // fullscreen | |
| 608 | 729 if (settings.interactionMode === 'fullscreen') { |
| 609 | 730 var imgSize = getFullscreenImgSize($elem); |
| 650 | 731 // fitwidth/height omits destination height/width |
| 732 if (data.dlOpts['fitheight'] == null) { | |
| 733 settings.dw = imgSize.width; | |
| 686 | 734 }; |
| 650 | 735 if (data.dlOpts['fitwidth'] == null) { |
| 736 settings.dh = imgSize.height; | |
| 686 | 737 }; |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
738 $img = $('<img/>'); |
| 686 | 739 scalerUrl = getScalerUrl(data); |
| 740 // embedded mode -- try to keep img tag | |
| 609 | 741 } else { |
| 623 | 742 $img = $elem.find('img'); |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
743 if ($img.length > 0) { |
| 686 | 744 console.debug("img detach:", $img); |
| 745 scalerUrl = $img.attr('src'); | |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
746 $img.detach(); |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
747 } else { |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
748 $img = $('<img/>'); |
| 686 | 749 scalerUrl = getScalerUrl(data); |
| 750 }; | |
| 608 | 751 } |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
752 // create new html |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
753 $elem.empty(); // TODO: should we keep stuff for customization? |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
754 var $scaler = $('<div class="scaler"/>'); |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
755 $elem.append($scaler); |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
756 $scaler.append($img); |
| 622 | 757 $img.addClass('pic'); |
| 649 | 758 data.$scaler = $scaler; |
| 636 | 759 data.$img = $img; |
| 687 | 760 // setup image load handler before setting the src attribute (IE bug) |
| 761 $img.load(scalerImgLoadedHandler(data)); | |
| 762 $img.attr('src', scalerUrl); | |
| 608 | 763 }; |
| 615 | 764 |
| 610 | 765 // creates HTML structure for buttons in elem |
| 697 | 766 var createButtons = function (data, buttonSetIdx) { |
| 647 | 767 var $elem = data.$elem; |
|
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
768 var settings = data.settings; |
| 665 | 769 var mode = settings.interactionMode; |
|
672
7f7536a5b6d9
image transform works now under rotation!!! (at least for multiples of 90deg)
robcast
parents:
671
diff
changeset
|
770 var buttonSettings = settings.buttonSettings[mode]; |
| 682 | 771 var buttonGroup = buttonSettings.buttonSets[buttonSetIdx]; |
| 690 | 772 if (buttonGroup == null) { |
| 773 // no buttons here | |
| 774 return; | |
| 775 } | |
| 776 var $buttonsDiv = $('<div class="buttons"/>'); | |
| 682 | 777 var buttonNames = buttonSettings[buttonGroup]; |
| 778 for (var i = 0; i < buttonNames.length; i++) { | |
| 779 var buttonName = buttonNames[i]; | |
| 780 var buttonConfig = settings.buttons[buttonName]; | |
| 665 | 781 // construct the button html |
| 782 var $button = $('<div class="button"></div>'); | |
| 783 var $a = $('<a/>'); | |
| 784 var $img = $('<img class="button"/>'); | |
| 785 $buttonsDiv.append($button); | |
| 786 $button.append($a); | |
| 787 $a.append($img); | |
| 788 // add attributes and bindings | |
| 789 $button.attr('title', buttonConfig.tooltip); | |
| 682 | 790 $button.addClass('button-' + buttonName); |
| 665 | 791 // create handler for the buttons |
| 792 $a.bind('click.digilib', (function () { | |
| 793 // we create a new closure to capture the value of action | |
| 794 var action = buttonConfig.onclick; | |
| 795 if ($.isArray(action)) { | |
| 796 // the handler function calls digilib with action and parameters | |
| 797 return function (evt) { | |
| 798 console.debug('click action=', action, ' evt=', evt); | |
| 799 $elem.digilib.apply($elem, action); | |
| 800 return false; | |
| 801 }; | |
| 802 } else { | |
| 803 // the handler function calls digilib with action | |
| 804 return function (evt) { | |
| 805 console.debug('click action=', action, ' evt=', evt); | |
| 806 $elem.digilib(action); | |
| 807 return false; | |
| 808 }; | |
| 809 } | |
| 810 })()); | |
| 811 $img.attr('src', buttonSettings.imagePath + buttonConfig.img); | |
| 690 | 812 } |
| 662 | 813 // make buttons div scroll if too large for window |
| 814 if ($buttonsDiv.height() > $(window).height() - 10) { | |
| 815 $buttonsDiv.css('position', 'absolute'); | |
| 816 } | |
| 697 | 817 // buttons hidden at first |
| 818 $buttonsDiv.hide(); | |
| 819 $elem.append($buttonsDiv); | |
| 682 | 820 if (data.$buttonSets == null) { |
| 697 | 821 // first button set |
| 682 | 822 data.$buttonSets = [$buttonsDiv]; |
| 823 } else { | |
| 690 | 824 $elem.append($buttonsDiv); |
| 682 | 825 data.$buttonSets[buttonSetIdx] = $buttonsDiv; |
| 826 } | |
| 612 | 827 return $buttonsDiv; |
| 610 | 828 }; |
| 615 | 829 |
| 830 // creates HTML structure for the bird's eye view in elem | |
| 638 | 831 var setupBirdDiv = function (data) { |
| 647 | 832 var $elem = data.$elem; |
|
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
833 var settings = data.settings; |
| 615 | 834 // use only the relevant parameters |
| 835 var keys = ['fn','pn','dw','dh']; | |
| 674 | 836 var birdDivOptions = { |
| 837 dw : settings.birdDivWidth, | |
| 838 dh : settings.birdDivHeight | |
| 839 }; | |
| 840 var birdSettings = $.extend({}, settings, birdDivOptions); | |
|
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
841 var birdUrl = settings.scalerBaseUrl + '?' + getParamString(birdSettings, keys); |
| 615 | 842 // the bird's eye div |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
843 var $birdDiv = $('<div class="birdview" style="display:none"/>'); |
| 615 | 844 // the detail indicator frame |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
845 var $birdZoom = $('<div class="birdZoom" style="display:none; position:absolute; background-color:transparent;"/>'); |
| 615 | 846 // the small image |
| 847 var $birdImg = $('<img class="birdimg"/>'); | |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
848 $elem.append($birdDiv); |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
849 $birdDiv.append($birdZoom); |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
850 $birdDiv.append($birdImg); |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
851 $birdZoom.css(data.settings.birdIndicatorStyle); |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
852 data.$birdDiv = $birdDiv; |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
853 data.$birdZoom = $birdZoom; |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
854 data.$birdImg = $birdImg; |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
855 $birdImg.load(birdImgLoadedHandler(data)); |
| 615 | 856 $birdImg.attr('src', birdUrl); |
|
640
fcb887110471
enabling bird's eye view in options now even works...
robcast
parents:
639
diff
changeset
|
857 if (data.settings.isBirdDivVisible) { |
| 687 | 858 $birdDiv.show(); |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
859 }; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
860 birdZoom(data); |
|
640
fcb887110471
enabling bird's eye view in options now even works...
robcast
parents:
639
diff
changeset
|
861 }; |
| 615 | 862 |
| 625 | 863 // creates HTML structure for the about view in elem |
|
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
864 var setupAboutDiv = function (data) { |
| 647 | 865 var $elem = data.$elem; |
|
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
866 var settings = data.settings; |
| 625 | 867 var $aboutDiv = $('<div class="about" style="display:none"/>'); |
| 616 | 868 var $header = $('<p>Digilib Graphic Viewer</p>'); |
| 869 var $link = $('<a/>'); | |
| 870 var $logo = $('<img class="logo" title="digilib"/>'); | |
| 871 var $content = $('<p/>'); | |
| 872 $elem.append($aboutDiv); | |
| 873 $aboutDiv.append($header); | |
| 874 $aboutDiv.append($link); | |
| 875 $aboutDiv.append($content); | |
| 876 $link.append($logo); | |
| 877 $logo.attr('src', settings.logoUrl); | |
| 635 | 878 $link.attr('href', settings.homeUrl); |
| 616 | 879 $content.text('Version: ' + settings.version); |
| 635 | 880 // click hides |
| 649 | 881 $aboutDiv.bind('click.digilib', function () { |
| 646 | 882 settings.isAboutDivVisible = showDiv(settings.isAboutDivVisible, $aboutDiv, 0); |
| 649 | 883 return false; |
| 884 }); | |
| 635 | 885 data.$aboutDiv = $aboutDiv; |
| 634 | 886 }; |
| 887 | |
| 635 | 888 // shows some window e.g. 'about' (toggle visibility if show is null) |
| 889 var showDiv = function (isVisible, $div, show) { | |
| 645 | 890 if (show == null) { |
| 635 | 891 // toggle visibility |
| 892 isVisible = !isVisible; | |
| 893 } else { | |
| 894 // set visibility | |
| 895 isVisible = show; | |
| 896 } | |
| 897 if (isVisible) { | |
| 898 $div.fadeIn(); | |
| 899 } else { | |
| 900 $div.fadeOut(); | |
| 901 } | |
| 902 return isVisible; | |
| 634 | 903 }; |
| 616 | 904 |
| 697 | 905 // display more (or less) button sets |
| 906 var showButtons = function (data, more, setIdx, animated) { | |
| 907 if (more) { | |
| 908 // add set | |
| 909 var $otherSets = data.$elem.find('div.buttons:visible'); | |
| 910 var $set; | |
| 911 if (data.$buttonSets && data.$buttonSets[setIdx]) { | |
| 912 // set exists | |
| 913 $set = data.$buttonSets[setIdx]; | |
| 914 } else { | |
| 915 $set = createButtons(data, setIdx); | |
| 916 } | |
| 917 if ($set == null) return false; | |
| 918 var btnWidth = $set.width(); | |
| 919 // move remaining sets left and show new set | |
| 920 if (animated) { | |
| 921 $otherSets.animate({left : '-='+btnWidth+'px'}, 'fast', | |
| 922 function () {$set.show();}); | |
| 923 } else { | |
| 924 $otherSets.css({left : '-='+btnWidth+'px'}); | |
| 925 $set.show(); | |
| 926 } | |
| 927 } else { | |
| 928 // remove set | |
| 929 var $set = data.$buttonSets[setIdx]; | |
| 930 if ($set == null) return false; | |
| 931 var btnWidth = $set.width(); | |
| 932 // hide last set | |
| 933 $set.hide(); | |
| 934 // take remaining sets and move right | |
| 935 var $otherSets = data.$elem.find('div.buttons:visible'); | |
| 936 if (animated) { | |
| 937 $otherSets.animate({left : '+='+btnWidth+'px'}, 'fast'); | |
| 938 } else { | |
| 939 $otherSets.css({left : '+='+btnWidth+'px'}); | |
| 940 } | |
| 941 } | |
| 942 return true; | |
| 943 }; | |
| 944 | |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
945 // create Transform from area and $img |
| 675 | 946 var getImgTrafo = function ($img, area, rot, hmir, vmir) { |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
947 var picrect = geom.rectangle($img); |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
948 var trafo = geom.transform(); |
| 675 | 949 // move zoom area offset to center |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
950 trafo.concat(trafo.getTranslation(geom.position(-area.x, -area.y))); |
| 675 | 951 // scale zoom area size to [1,1] |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
952 trafo.concat(trafo.getScale(geom.size(1/area.width, 1/area.height))); |
| 675 | 953 // rotate and mirror (around transformed image center i.e. [0.5,0.5]) |
| 954 if (rot || hmir || vmir) { | |
| 955 // move [0.5,0.5] to center | |
| 956 trafo.concat(trafo.getTranslation(geom.position(-0.5, -0.5))); | |
| 957 if (hmir) { | |
| 958 // mirror about center | |
| 959 trafo.concat(trafo.getMirror('y')); | |
| 960 } | |
| 961 if (vmir) { | |
| 962 // mirror about center | |
| 963 trafo.concat(trafo.getMirror('x')); | |
| 964 } | |
| 965 if (rot) { | |
| 966 // rotate around center | |
| 967 trafo.concat(trafo.getRotation(parseFloat(rot))); | |
| 968 } | |
| 969 // move back | |
| 970 trafo.concat(trafo.getTranslation(geom.position(0.5, 0.5))); | |
|
664
d5a5ee4cbf04
work on getting transformation to work with rotation (currently still doesn't)
robcast
parents:
663
diff
changeset
|
971 } |
|
d5a5ee4cbf04
work on getting transformation to work with rotation (currently still doesn't)
robcast
parents:
663
diff
changeset
|
972 // scale to screen position and size |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
973 trafo.concat(trafo.getScale(picrect)); |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
974 trafo.concat(trafo.getTranslation(picrect)); |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
975 return trafo; |
| 655 | 976 }; |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
977 |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
978 // returns function for load event of scaler img |
| 636 | 979 var scalerImgLoadedHandler = function (data) { |
| 980 var $img = data.$img; | |
| 633 | 981 return function () { |
| 627 | 982 console.debug("img loaded! this=", this, " data=", data); |
| 983 // create Transform from current area and picsize | |
| 675 | 984 data.imgTrafo = getImgTrafo($img, data.zoomArea, |
| 985 data.settings.rot, data.scalerFlags.hmir, data.scalerFlags.vmir); | |
| 686 | 986 console.debug("imgTrafo=", data.imgTrafo); |
| 627 | 987 // display marks |
| 633 | 988 renderMarks(data); |
|
695
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
989 // TODO: digilib.showArrows(); // show arrow overlays for zoom navigation |
|
5c39f5dd6296
cookie control for birdview, works for fullscreen
hertzhaft
parents:
693
diff
changeset
|
990 // TODO: the birdview should adapt to mirror or rotation? |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
991 var $birdImg = data.$birdImg; |
|
670
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
992 if ($birdImg) { |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
993 $birdImg.triggerHandler('load'); |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
994 }; |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
995 }; |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
996 }; |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
997 |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
998 // returns function for load event of bird's eye view img |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
999 var birdImgLoadedHandler = function (data) { |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
1000 var $img = data.$birdImg; |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
1001 return function () { |
|
677
0233e39305d3
took renderBirdArea hooks out of scalerImgLoaded into redisplay.
robcast
parents:
676
diff
changeset
|
1002 console.debug("birdimg loaded! this=", this, " data=", data); |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
1003 // create Transform from current area and picsize |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
1004 data.birdTrafo = getImgTrafo($img, MAX_ZOOMAREA); |
| 668 | 1005 // display red indicator around zoomarea |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1006 renderbirdZoom(data); |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
1007 }; |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
1008 }; |
| 633 | 1009 |
| 1010 // place marks on the image | |
| 1011 var renderMarks = function (data) { | |
| 647 | 1012 var $elem = data.$elem; |
| 643 | 1013 var marks = data.marks; |
| 649 | 1014 // TODO: clear marks first(?) |
| 633 | 1015 for (var i = 0; i < marks.length; i++) { |
| 1016 var mark = marks[i]; | |
| 643 | 1017 if (data.zoomArea.containsPosition(mark)) { |
| 633 | 1018 var mpos = data.imgTrafo.transform(mark); |
|
664
d5a5ee4cbf04
work on getting transformation to work with rotation (currently still doesn't)
robcast
parents:
663
diff
changeset
|
1019 console.debug("renderMarks: mpos=",mpos); |
| 633 | 1020 // create mark |
| 1021 var html = '<div class="mark">'+(i+1)+'</div>'; | |
| 1022 var $mark = $(html); | |
| 1023 $elem.append($mark); | |
| 654 | 1024 $mark.offset({left : mpos.x, top : mpos.y}); |
| 633 | 1025 } |
| 1026 } | |
| 1027 }; | |
| 655 | 1028 |
|
677
0233e39305d3
took renderBirdArea hooks out of scalerImgLoaded into redisplay.
robcast
parents:
676
diff
changeset
|
1029 // show zoom area indicator on bird's eye view |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1030 var renderbirdZoom = function (data) { |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1031 var $birdZoom = data.$birdZoom; |
| 659 | 1032 var zoomArea = data.zoomArea; |
| 1033 var indRect = data.birdTrafo.transform(zoomArea); | |
|
670
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1034 var coords = { |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1035 left : indRect.x-2, // acount for frame width |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1036 top : indRect.y-2, |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1037 width : indRect.width, |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1038 height: indRect.height |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1039 }; |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1040 var normalSize = isFullArea(zoomArea); |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1041 if (data.settings.interactionMode === 'fullscreen') { |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1042 // no animation for fullscreen |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1043 if (normalSize) return $birdZoom.hide(); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1044 $birdZoom.width(coords.width); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1045 $birdZoom.height(coords.height); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1046 $birdZoom.offset(coords); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1047 $birdZoom.show(); |
|
670
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1048 return; |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1049 }; |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1050 // nice animation for embedded mode :-) |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1051 var makeCompleteFunction = function($birdZoom, normalSize) { |
|
670
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1052 return function() { |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1053 if (normalSize) $birdZoom.hide(); |
|
672
7f7536a5b6d9
image transform works now under rotation!!! (at least for multiples of 90deg)
robcast
parents:
671
diff
changeset
|
1054 }; |
|
670
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1055 }; |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1056 var opts = { |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1057 'complete' : makeCompleteFunction($birdZoom, normalSize) |
|
670
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1058 }; |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1059 if (!normalSize && $birdZoom.css('display') === 'none') $birdZoom.show(); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1060 $birdZoom.animate(coords, opts); |
|
664
d5a5ee4cbf04
work on getting transformation to work with rotation (currently still doesn't)
robcast
parents:
663
diff
changeset
|
1061 }; |
| 659 | 1062 |
| 647 | 1063 // zooms by the given factor |
| 643 | 1064 var zoomBy = function(data, factor) { |
| 1065 var area = data.zoomArea; | |
| 1066 var newarea = area.copy(); | |
| 1067 // scale | |
| 1068 newarea.width /= factor; | |
| 1069 newarea.height /= factor; | |
| 1070 // and recenter | |
| 1071 newarea.x -= 0.5 * (newarea.width - area.width); | |
| 1072 newarea.y -= 0.5 * (newarea.height - area.height); | |
| 1073 newarea = MAX_ZOOMAREA.fit(newarea); | |
| 1074 data.zoomArea = newarea; | |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
1075 redisplay(data); |
| 643 | 1076 }; |
| 1077 | |
| 647 | 1078 // add a mark where clicked |
| 1079 var setMark = function (data) { | |
| 649 | 1080 var $scaler = data.$scaler; |
| 647 | 1081 // start event capturing |
| 649 | 1082 $scaler.one('click.digilib', function (evt) { |
| 647 | 1083 // event handler adding a new mark |
|
672
7f7536a5b6d9
image transform works now under rotation!!! (at least for multiples of 90deg)
robcast
parents:
671
diff
changeset
|
1084 var mpos = geom.position(evt); |
| 647 | 1085 var pos = data.imgTrafo.invtransform(mpos); |
| 1086 data.marks.push(pos); | |
| 1087 redisplay(data); | |
| 649 | 1088 return false; // do we even get here? |
| 647 | 1089 }); |
| 1090 }; | |
| 668 | 1091 |
| 654 | 1092 var zoomArea = function(data) { |
| 1093 $elem = data.$elem; | |
| 1094 $scaler = data.$scaler; | |
| 1095 var pt1, pt2; | |
| 1096 var $zoomDiv = $('<div class="zoomrect" style="display:none"/>'); | |
| 1097 $elem.append($zoomDiv); | |
| 668 | 1098 $zoomDiv.css(data.settings.zoomrectStyle); |
| 654 | 1099 var picRect = geom.rectangle($scaler); |
| 1100 // FIX ME: is there a way to query the border width from CSS info? | |
| 1101 // rect.x -= 2; // account for overlay borders | |
| 1102 // rect.y -= 2; | |
| 1103 | |
| 1104 var zoomStart = function (evt) { | |
| 1105 pt1 = geom.position(evt); | |
| 1106 // setup and show zoom div | |
| 1107 //moveElement(zoomdiv, Rectangle(pt1.x, pt1.y, 0, 0)); | |
| 1108 $zoomDiv.offset({left : pt1.x, top : pt1.y}); | |
| 668 | 1109 $zoomDiv.width(0).height(0); |
| 654 | 1110 $zoomDiv.show(); |
| 1111 // register events | |
| 1112 $elem.bind("mousemove.digilib", zoomMove); | |
| 1113 $elem.bind("mouseup.digilib", zoomEnd); | |
| 1114 return false; | |
| 1115 }; | |
| 668 | 1116 |
| 654 | 1117 // mouseup handler: end moving |
| 1118 var zoomEnd = function (evt) { | |
| 1119 pt2 = geom.position(evt); | |
| 1120 // assume a click and continue if the area is too small | |
| 1121 var clickRect = geom.rectangle(pt1, pt2); | |
| 1122 if (clickRect.getArea() <= 5) { | |
| 1123 return false; | |
| 1124 } | |
| 1125 // hide zoom div | |
| 1126 $zoomDiv.remove(); | |
| 1127 // unregister events | |
| 1128 $elem.unbind("mousemove.digilib", zoomMove); | |
| 1129 $elem.unbind("mouseup.digilib", zoomEnd); | |
| 1130 // clip and transform | |
| 1131 clickRect.clipTo(picRect); | |
| 1132 var area = data.imgTrafo.invtransform(clickRect); | |
| 1133 data.zoomArea = area; | |
| 1134 // zoomed is always fit | |
| 1135 data.settings.ws = 1; | |
| 1136 redisplay(data); | |
| 1137 return false; | |
| 1138 }; | |
| 668 | 1139 |
| 654 | 1140 // mouse move handler |
| 1141 var zoomMove = function (evt) { | |
| 1142 pt2 = geom.position(evt); | |
| 1143 var rect = geom.rectangle(pt1, pt2); | |
| 1144 rect.clipTo(picRect); | |
| 1145 // update zoom div | |
|
672
7f7536a5b6d9
image transform works now under rotation!!! (at least for multiples of 90deg)
robcast
parents:
671
diff
changeset
|
1146 rect.adjustDiv($zoomDiv); |
| 654 | 1147 return false; |
| 1148 }; | |
| 668 | 1149 |
| 654 | 1150 // bind start zoom handler |
| 1151 $scaler.one('mousedown.digilib', zoomStart); | |
| 1152 }; | |
| 647 | 1153 |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1154 var birdZoom = function(data) { |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1155 var $birdImg = data.$birdImg; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1156 var $birdZoom = data.$birdZoom; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1157 var startPos, newRect, birdImgRect, birdZoomRect; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1158 |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1159 var birdZoomMove = function(evt) { |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1160 // mousemove handler: drag |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1161 var pos = geom.position(evt); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1162 var dx = pos.x - startPos.x; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1163 var dy = pos.y - startPos.y; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1164 // move birdZoom div, keeping size |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1165 newRect = geom.rectangle( |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1166 birdZoomRect.x + dx, |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1167 birdZoomRect.y + dy, |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1168 birdZoomRect.width, |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1169 birdZoomRect.height |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1170 ); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1171 // stay within birdimage |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1172 newRect.stayInside(birdImgRect); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1173 $birdZoom.offset({left : newRect.x, top : newRect.y}); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1174 // $birdZoom.show(); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1175 return false; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1176 }; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1177 |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1178 var birdZoomEndDrag = function(evt) { |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1179 // mouseup handler: reload page |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1180 var settings = data.settings; |
| 680 | 1181 $(document).unbind("mousemove.digilib", birdZoomMove); |
| 1182 $(document).unbind("mouseup.digilib", birdZoomEndDrag); | |
| 1183 $birdZoom.unbind("mousemove.digilib", birdZoomMove); | |
| 1184 $birdZoom.unbind("mouseup.digilib", birdZoomEndDrag); | |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1185 if (newRect == null) { // no movement happened |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1186 startPos = birdZoomRect.getCenter(); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1187 birdZoomMove(evt); // set center to click position |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1188 }; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1189 if (data.zoomArea) { |
| 679 | 1190 // should always be true |
| 1191 var x = cropFloat((newRect.x - birdImgRect.x + 2) / birdImgRect.width); | |
| 1192 var y = cropFloat((newRect.y - birdImgRect.y + 2) / birdImgRect.height); | |
| 1193 data.zoomArea.x = x; | |
| 1194 data.zoomArea.y = y; | |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1195 }; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1196 settings.ws = 1; // zoomed is always fit |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1197 redisplay(data); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1198 return false; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1199 }; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1200 |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1201 var birdZoomStartDrag = function(evt) { |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1202 // mousedown handler: start dragging bird zoom to a new position |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1203 startPos = geom.position(evt); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1204 birdImgRect = geom.rectangle($birdImg); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1205 birdZoomRect = geom.rectangle($birdZoom); |
| 680 | 1206 $(document).bind("mousemove.digilib", birdZoomMove); |
| 1207 $(document).bind("mouseup.digilib", birdZoomEndDrag); | |
| 1208 $birdZoom.bind("mousemove.digilib", birdZoomMove); | |
| 1209 $birdZoom.bind("mouseup.digilib", birdZoomEndDrag); | |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1210 return false; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1211 }; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1212 |
| 681 | 1213 $birdImg.bind("mousedown.digilib", birdZoomStartDrag); |
| 1214 $birdZoom.bind("mousedown.digilib", birdZoomStartDrag); | |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1215 }; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1216 |
| 650 | 1217 // sets a key to a value (relative values with +/- if relative=true) |
| 1218 var setNumValue = function(settings, key, value) { | |
| 1219 if (isNumber(value)) return settings[key] = value; | |
| 1220 var sign = value.substring(0,1); | |
| 1221 if (sign === '+' || sign === '-') { | |
| 1222 if (settings[key] == null) { | |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1223 // this isn't perfect but still... |
| 650 | 1224 settings[key] = 0; |
| 1225 } | |
| 1226 settings[key] = parseFloat(settings[key]) + parseFloat(value); | |
| 1227 } else { | |
| 1228 settings[key] = value; | |
| 1229 } | |
| 1230 return settings[key]; | |
| 1231 }; | |
| 655 | 1232 |
| 1233 // auxiliary function (from old dllib.js) | |
| 659 | 1234 isFullArea = function(area) { |
| 1235 return (area.width === 1.0) && (area.height === 1.0); | |
| 655 | 1236 }; |
| 1237 | |
| 641 | 1238 // auxiliary function (from Douglas Crockford, A.10) |
| 1239 var isNumber = function isNumber(value) { | |
| 1240 return typeof value === 'number' && isFinite(value); | |
| 1241 }; | |
| 655 | 1242 |
| 631 | 1243 // auxiliary function to crop senseless precision |
| 1244 var cropFloat = function (x) { | |
| 637 | 1245 return parseInt(10000 * x, 10) / 10000; |
| 631 | 1246 }; |
| 655 | 1247 |
| 692 | 1248 // fallback for console.log calls |
| 1249 if (customConsole) { | |
| 1250 var logFunction = function(type) { | |
| 1251 return function(){ | |
| 1252 var $debug = $('#debug'); // debug div | |
| 1253 if (!$debug) return; | |
| 1254 var args = Array.prototype.slice.call(arguments); | |
| 1255 var argtext = args.join(' '); | |
| 1256 var $logDiv = $('<div/>'); | |
| 1257 $logDiv.addClass(type); | |
| 1258 $logDiv.text(argtext); | |
| 1259 $debug.append($logDiv); | |
| 1260 }; | |
| 1261 }; | |
| 1262 console.log = logFunction('_log'); | |
| 1263 console.debug = logFunction('_debug'); | |
| 1264 console.error = logFunction('_error'); | |
| 1265 }; | |
| 1266 | |
| 605 | 1267 // hook plugin into jquery |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1268 $.fn.digilib = function(action) { |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1269 if (actions[action]) { |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1270 // call action on this with the remaining arguments (inserting data as first argument) |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1271 var $elem = $(this); |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1272 var data = $elem.data('digilib'); |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1273 var args = Array.prototype.slice.call(arguments, 1); |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1274 args.unshift(data); |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1275 return actions[action].apply(this, args); |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1276 } else if (typeof(action) === 'object' || !action) { |
| 634 | 1277 // call init on this |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1278 return actions.init.apply(this, arguments); |
| 605 | 1279 } else { |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1280 $.error( 'action ' + action + ' does not exist on jQuery.digilib' ); |
| 605 | 1281 } |
| 1282 }; | |
| 692 | 1283 |
| 604 | 1284 })(jQuery); |