Mercurial > hg > digilib-old
annotate client/digitallibrary/jquery/jquery.digilib.js @ 692:ab8054bba8d3 jquery
console debug div for IE
| author | hertzhaft |
|---|---|
| date | Thu, 27 Jan 2011 00:11:50 +0100 |
| parents | fe2bb8f926be |
| children | e06822e74ffd |
| 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 }, | |
| 690 | 138 moreoptions : { |
| 139 onclick : ["morebuttons", "+1"], | |
| 140 tooltip : "more options", | |
| 141 img : "options.png" | |
| 142 }, | |
| 143 lessoptions : { | |
| 144 onclick : ["morebuttons", "-1"], | |
| 145 tooltip : "less options", | |
| 610 | 146 img : "options.png" |
| 147 }, | |
| 148 SEP : { | |
| 149 img : "sep.png" | |
| 150 } | |
| 151 }; | |
|
617
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
152 |
| 605 | 153 var defaults = { |
| 616 | 154 // version of this script |
| 635 | 155 'version' : 'jquery.digilib.js 0.9', |
| 616 | 156 // logo url |
| 157 'logoUrl' : '../img/digilib-logo-text1.png', | |
| 635 | 158 // homepage url (behind logo) |
| 159 'homeUrl' : 'http://digilib.berlios.de', | |
| 610 | 160 // base URL to Scaler servlet |
| 652 | 161 'scalerBaseUrl' : null, |
| 610 | 162 // list of Scaler parameters |
| 627 | 163 'scalerParamNames' : ['fn','pn','dw','dh','ww','wh','wx','wy','ws','mo', |
| 164 'rot','cont','brgt','rgbm','rgba','ddpi','ddpix','ddpiy'], | |
| 165 // Scaler parameter defaults | |
| 643 | 166 'pn' : 1, |
| 627 | 167 'ww' : 1.0, |
| 168 'wh' : 1.0, | |
| 169 'wx' : 0.0, | |
| 170 'wy' : 0.0, | |
| 171 'ws' : 1.0, | |
| 643 | 172 'mo' : '', |
| 173 'rot' : 0, | |
| 174 'cont' : 0, | |
| 175 'brgt' : 0, | |
| 176 'rgbm' : '0/0/0', | |
| 177 'rgba' : '0/0/0', | |
| 178 'ddpi' : null, | |
| 179 'ddpix' : null, | |
| 180 'ddpiy' : null, | |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
181 // list of digilib parameters |
| 650 | 182 '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
|
183 // digilib parameter defaults |
| 643 | 184 'mk' : '', |
| 650 | 185 'clop' : '', |
| 643 | 186 // mode of operation: |
| 187 // fullscreen = take parameters from page URL, keep state in page URL | |
| 188 // embedded = take parameters from Javascript options, keep state inside object | |
| 610 | 189 'interactionMode' : 'fullscreen', |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
190 // buttons |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
191 'buttons' : buttons, |
| 668 | 192 // defaults for digilib buttons |
| 665 | 193 'buttonSettings' : { |
| 194 'fullscreen' : { | |
| 668 | 195 // path to button images (must end with a slash) |
| 665 | 196 'imagePath' : 'img/fullscreen/', |
| 690 | 197 'standardSet' : ["reference","zoomin","zoomout","zoomarea","zoomfull","pagewidth","back","fwd","page","bird","SEP","help","reset","moreoptions"], |
| 198 'specialSet' : ["mark","delmark","hmir","vmir","rot","brgt","cont","rgb","quality","size","calibrationx","scale","SEP","lessoptions"], | |
| 682 | 199 'buttonSets' : ['standardSet', 'specialSet'] |
| 665 | 200 }, |
| 201 'embedded' : { | |
| 202 'imagePath' : 'img/embedded/16/', | |
| 688 | 203 'standardSet' : ["reference","zoomin","zoomout","zoomarea","zoomfull","hmir","vmir","back","fwd","page","rot","brgt","cont","rgb","quality","size","scale","bird","help","reset","options"], |
| 204 'specialSet' : ["mark","delmark","hmir","vmir","rot","brgt","cont","rgb","quality","size","calibrationx","scale","options"], | |
| 682 | 205 'buttonSets' : ['standardSet', 'specialSet'] |
| 665 | 206 } |
| 207 }, | |
| 652 | 208 // button groups |
| 616 | 209 // is birdView shown? |
| 210 'isBirdDivVisible' : false, | |
| 668 | 211 // dimensions of bird's eye div |
| 674 | 212 'birdDivWidth' : 200, |
| 213 'birdDivHeight' : 200, | |
| 668 | 214 // style of the zoom area indicator in the bird's eye div |
| 659 | 215 'birdIndicatorStyle' : {'border' : '2px solid #ff0000' }, |
| 668 | 216 // style of zoom area "rubber band" |
| 217 'zoomrectStyle' : {'border' : '2px solid #ff0000' }, | |
| 616 | 218 // is the "about" window shown? |
| 219 'isAboutDivVisible' : false | |
| 220 | |
| 610 | 221 }; |
| 655 | 222 |
| 608 | 223 // affine geometry classes |
| 224 var geom = dlGeometry(); | |
| 655 | 225 |
| 643 | 226 var MAX_ZOOMAREA = geom.rectangle(0, 0, 1, 1); |
| 655 | 227 |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
228 var actions = { |
| 668 | 229 // init: digilib initialization |
| 230 init : function(options) { | |
| 231 // settings for this digilib instance are merged from defaults and options | |
| 232 var settings = $.extend({}, defaults, options); | |
| 233 var isFullscreen = settings.interactionMode === 'fullscreen'; | |
| 234 var queryParams = {}; | |
| 235 if (isFullscreen) { | |
| 236 queryParams = parseQueryParams(); | |
| 237 // check scalerBaseUrl | |
| 238 if (settings.scalerBaseUrl == null) { | |
| 239 // try the host this came from | |
| 240 var h = window.location.host; | |
| 241 if (window.location.host) { | |
| 242 var url = window.location.href; | |
| 243 // assume the page lives in [webapp]/jquery/ | |
| 244 var pos = url.indexOf('jquery/'); | |
| 245 if (pos > 0) { | |
| 246 settings.scalerBaseUrl = url.substring(0, pos) + 'servlet/Scaler'; | |
| 652 | 247 } |
| 248 } | |
| 636 | 249 } |
| 668 | 250 } |
| 251 return this.each(function() { | |
| 252 var $elem = $(this); | |
| 253 var data = $elem.data('digilib'); | |
| 688 | 254 var params, elemSettings; |
| 668 | 255 // if the plugin hasn't been initialized yet |
| 256 if (!data) { | |
| 257 // merge query parameters | |
| 258 if (isFullscreen) { | |
| 688 | 259 params = queryParams; |
| 668 | 260 } else { |
| 688 | 261 params = parseImgParams($elem); |
| 262 }; | |
| 668 | 263 // store $(this) element in the settings |
| 688 | 264 elemSettings = $.extend({}, settings, params); |
| 668 | 265 data = { |
| 266 $elem : $elem, | |
| 267 settings : elemSettings, | |
| 688 | 268 queryParams : params |
| 668 | 269 }; |
| 270 // store in data element | |
| 271 $elem.data('digilib', data); | |
| 272 } | |
| 273 unpackParams(data); | |
| 682 | 274 // create HTML structure for scaler |
| 668 | 275 setupScalerDiv(data); |
| 682 | 276 // HTML for buttons (default is first button set) |
| 277 setupButtons(data, 0); | |
| 668 | 278 // bird's eye view creation |
| 279 if (elemSettings.isBirdDivVisible) { | |
| 638 | 280 setupBirdDiv(data); |
| 281 } | |
| 668 | 282 // about window creation - TODO: could be deferred? restrict to only one item? |
| 283 setupAboutDiv(data); | |
| 284 }); | |
| 285 }, | |
| 286 | |
| 287 // destroy: clean up digilib | |
| 288 destroy : function(data) { | |
| 289 return this.each(function(){ | |
| 290 var $elem = $(this); | |
| 291 $(window).unbind('.digilib'); // unbind all digilibs(?) | |
| 292 data.digilib.remove(); | |
| 293 $elem.removeData('digilib'); | |
| 294 }); | |
| 295 }, | |
| 296 | |
| 297 // show or hide the 'about' window | |
| 298 showAboutDiv : function(data, show) { | |
| 299 data.settings.isAboutDivVisible = showDiv(data.settings.isAboutDivVisible, data.$aboutDiv, show); | |
| 300 }, | |
| 655 | 301 |
| 668 | 302 // event handler: toggles the visibility of the bird's eye window |
| 303 showBirdDiv : function (data, show) { | |
| 304 if (data.$birdDiv == null) { | |
| 305 // no bird div -> create | |
| 306 setupBirdDiv(data); | |
| 307 } | |
| 308 // TODO: keep bird view visible after reload (parameter, cookie?) | |
| 309 data.settings.isBirdDivVisible = showDiv(data.settings.isBirdDivVisible, data.$birdDiv, show); | |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
310 data.$birdImg.triggerHandler('load'); |
| 668 | 311 }, |
| 312 | |
| 313 // goto given page nr (+/-: relative) | |
| 314 gotoPage : function (data, pageNr) { | |
| 315 var settings = data.settings; | |
| 316 var oldpn = settings.pn; | |
| 317 var pn = setNumValue(settings, "pn", pageNr); | |
| 318 if (pn == null) return false; // nothing happened | |
| 319 if (pn < 1) { | |
| 320 alert("no such page (page number too low)"); | |
| 321 settings.pn = oldpn; | |
| 322 return false; | |
| 323 } | |
| 324 if (settings.pt) { | |
| 325 if (pn > settings.pt) { | |
| 326 alert("no such page (page number too high)"); | |
| 623 | 327 settings.pn = oldpn; |
| 328 return false; | |
| 634 | 329 } |
| 668 | 330 } |
| 331 // reset mk and others(?) | |
| 332 data.marks = []; | |
| 333 data.zoomArea = MAX_ZOOMAREA; | |
| 334 // then reload | |
| 335 redisplay(data); | |
| 336 }, | |
| 654 | 337 |
| 668 | 338 // zoom by a given factor |
| 339 zoomBy : function (data, factor) { | |
| 340 zoomBy(data, factor); | |
| 341 }, | |
| 647 | 342 |
| 668 | 343 // zoom interactively |
| 344 zoomArea : function (data) { | |
| 345 zoomArea(data); | |
| 346 }, | |
| 650 | 347 |
| 668 | 348 // zoom out to full page |
| 349 zoomFull : function (data, mode) { | |
| 350 data.zoomArea = MAX_ZOOMAREA; | |
| 351 if (mode === 'width') { | |
| 352 data.dlOpts.fitwidth = 1; | |
| 353 delete data.dlOpts.fitheight; | |
| 354 } else if (mode === 'height') { | |
| 355 data.dlOpts.fitheight = 1; | |
| 356 delete data.dlOpts.fitwidth; | |
| 357 } else { | |
| 358 delete data.dlOpts.fitwidth; | |
| 359 delete data.dlOpts.fitheight; | |
| 360 } | |
| 361 redisplay(data); | |
| 362 }, | |
| 363 | |
| 364 // set a mark by clicking (or giving a position) | |
| 365 setMark : function (data, mpos) { | |
| 366 if (mpos == null) { | |
| 367 // interactive | |
| 368 setMark(data); | |
| 369 } else { | |
| 370 // use position | |
| 371 data.marks.push(pos); | |
| 663 | 372 redisplay(data); |
| 604 | 373 } |
| 668 | 374 }, |
| 375 | |
| 376 // remove the last mark | |
| 377 removeMark : function (data) { | |
| 378 data.marks.pop(); | |
| 379 redisplay(data); | |
| 380 }, | |
| 381 | |
| 382 // mirror the image | |
| 383 mirror : function (data, mode) { | |
| 384 var flags = data.scalerFlags; | |
| 385 if (mode === 'h') { | |
| 386 if (flags.hmir) { | |
| 387 delete flags.hmir; | |
| 388 } else { | |
| 389 flags.hmir = 1; | |
| 390 } | |
| 391 } else { | |
| 392 if (flags.vmir) { | |
| 393 delete flags.vmir; | |
| 394 } else { | |
| 395 flags.vmir = 1; | |
| 396 } | |
| 397 } | |
| 398 redisplay(data); | |
| 399 }, | |
| 650 | 400 |
| 668 | 401 // rotate the image |
| 402 rotate : function (data, angle) { | |
| 403 var rot = data.settings.rot; | |
| 404 if (angle == null) { | |
| 405 angle = window.prompt("Rotation angle:", rot); | |
| 406 } | |
| 407 data.settings.rot = angle; | |
| 408 redisplay(data); | |
| 409 }, | |
| 410 | |
| 411 // change brightness | |
| 412 brightness : function (data, factor) { | |
| 413 var brgt = data.settings.brgt; | |
| 414 if (factor == null) { | |
| 415 factor = window.prompt("Brightness (-255..255)", brgt); | |
| 416 } | |
| 417 data.settings.brgt = factor; | |
| 418 redisplay(data); | |
| 419 }, | |
| 420 | |
| 421 // change contrast | |
| 422 contrast : function (data, factor) { | |
| 423 var cont = data.settings.cont; | |
| 424 if (factor == null) { | |
| 425 factor = window.prompt("Contrast (-8, 8)", cont); | |
| 426 } | |
| 427 data.settings.cont = factor; | |
| 428 redisplay(data); | |
| 688 | 429 }, |
| 690 | 430 |
| 431 // display more (or less) button sets | |
| 432 morebuttons : function (data, more) { | |
| 433 if (more === '-1') { | |
| 434 // remove set | |
| 435 var setIdx = data.visibleButtonSets - 1; | |
| 436 var $lastSet = data.$buttonSets[setIdx]; | |
| 437 if ($lastSet == null) return; | |
| 438 var btnWidth = $lastSet.width(); | |
| 439 // hide last set | |
| 440 $lastSet.hide(); | |
| 441 // take remaining sets and move right | |
| 442 var $otherSets = data.$elem.find('div.buttons:visible'); | |
| 443 $otherSets.animate({left : '+='+btnWidth+'px'}); | |
| 444 data.visibleButtonSets -= 1; | |
| 445 } else { | |
| 446 // add set | |
| 447 var $oldSets = data.$elem.find('div.buttons:visible'); | |
| 448 var setIdx = data.visibleButtonSets; | |
| 449 var $newSet; | |
| 450 if (data.$buttonSets[setIdx]) { | |
| 451 // set exists | |
| 452 $newSet = data.$buttonSets[setIdx]; | |
| 453 } else { | |
| 454 $newSet = setupButtons(data, setIdx); | |
| 455 } | |
| 456 if ($newSet == null) return; | |
| 457 var btnWidth = $newSet.width(); | |
| 458 // move remaining sets left and show new set | |
| 459 $oldSets.animate({left : '-='+btnWidth+'px'}, | |
| 460 function () {$newSet.show();}); | |
| 461 data.visibleButtonSets += 1; | |
| 462 } | |
| 691 | 463 }, |
| 688 | 464 |
| 465 reset : function (data) { | |
| 466 var settings = data.settings; | |
| 467 var paramNames = settings.digilibParamNames; | |
| 468 var params = data.queryParams; | |
| 469 resetData(data); | |
| 470 // delete all digilib parameters | |
| 471 for (var i = 0; i < paramNames.length; i++) { | |
| 472 var paramName = paramNames[i]; | |
| 473 delete settings[paramName]; | |
| 474 }; | |
| 475 // fullscreen: restore only fn/pn parameters | |
| 476 if (settings.interactionMode === 'fullscreen') { | |
| 477 settings['fn'] = params.fn; | |
| 478 settings['pn'] = params.pn; | |
| 479 // embedded: restore original parameters | |
| 480 } else { | |
| 481 $.extend(settings, params); | |
| 482 }; | |
| 483 redisplay(data); | |
| 689 | 484 }, |
| 485 | |
| 486 reference : function (data) { | |
| 487 var settings = data.settings; | |
| 488 var url; | |
| 489 if (settings.interactionMode === 'fullscreen') { | |
| 490 url = getDigilibUrl(data); | |
| 491 } else { | |
| 492 url = getScalerUrl(data); | |
| 493 }; | |
| 494 window.prompt("URL reference to the current view", url); | |
| 668 | 495 } |
| 605 | 496 }; |
| 604 | 497 |
| 608 | 498 // returns parameters from page url |
| 607 | 499 var parseQueryParams = function() { |
| 636 | 500 return parseQueryString(window.location.search.slice(1)); |
| 501 }; | |
| 655 | 502 |
| 636 | 503 // returns parameters from embedded img-element |
| 607 | 504 var parseImgParams = function($elem) { |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
505 var src = $elem.find('img').first().attr('src'); |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
506 if (!src) { |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
507 return null; |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
508 } |
| 607 | 509 var pos = src.indexOf('?'); |
| 510 var query = (pos < 0) ? '' : src.substring(pos + 1); | |
| 511 var scalerUrl = src.substring(0, pos); | |
| 627 | 512 var params = parseQueryString(query); |
| 513 params.scalerBaseUrl = scalerUrl; | |
| 514 return params; | |
| 636 | 515 }; |
| 607 | 516 |
| 608 | 517 // parses query parameter string into parameter object |
| 607 | 518 var parseQueryString = function(query) { |
| 519 var pairs = query.split("&"); | |
| 627 | 520 var params = {}; |
| 636 | 521 //var keys = []; |
| 607 | 522 for (var i = 0; i < pairs.length; i++) { |
| 523 var pair = pairs[i].split("="); | |
| 524 if (pair.length === 2) { | |
| 627 | 525 params[pair[0]] = pair[1]; |
| 636 | 526 //keys.push(pair[0]); |
| 634 | 527 } |
| 636 | 528 } |
| 627 | 529 return params; |
| 636 | 530 }; |
| 668 | 531 |
| 643 | 532 // returns a query string from key names from a parameter hash (ignoring if the same value is in defaults) |
| 533 var getParamString = function (settings, keys, defaults) { | |
| 615 | 534 var paramString = ''; |
| 650 | 535 var nx = false; |
| 615 | 536 for (i = 0; i < keys.length; ++i) { |
| 537 var key = keys[i]; | |
| 663 | 538 if ((settings[key] != null) && ((defaults == null) || (settings[key] != defaults[key]))) { |
| 615 | 539 // first param gets no '&' |
| 650 | 540 if (nx) { |
| 541 paramString += '&'; | |
| 542 } else { | |
| 543 nx = true; | |
| 544 } | |
| 615 | 545 // add parm=val |
| 546 paramString += key + '=' + settings[key]; | |
| 643 | 547 } |
| 615 | 548 } |
| 549 return paramString; | |
| 631 | 550 }; |
| 551 | |
| 636 | 552 // returns URL and query string for Scaler |
| 553 var getScalerUrl = function (data) { | |
| 653 | 554 var settings = data.settings; |
| 652 | 555 if (settings.scalerBaseUrl == null) { |
| 556 alert("ERROR: URL of digilib Scaler servlet missing!"); | |
| 557 } | |
| 665 | 558 packParams(data); |
| 636 | 559 var keys = settings.scalerParamNames; |
| 643 | 560 var queryString = getParamString(settings, keys, defaults); |
| 636 | 561 var url = settings.scalerBaseUrl + '?' + queryString; |
| 562 return url; | |
| 563 }; | |
| 564 | |
| 565 // 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
|
566 var getDigilibUrl = function (data) { |
| 643 | 567 packParams(data); |
| 636 | 568 var settings = data.settings; |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
569 var queryString = getParamString(settings, settings.digilibParamNames, defaults); |
| 636 | 570 var url = window.location.toString(); |
| 571 var pos = url.indexOf('?'); | |
| 572 var baseUrl = url.substring(0, pos); | |
| 573 var newurl = baseUrl + '?' + queryString; | |
| 574 return newurl; | |
| 575 }; | |
| 576 | |
| 655 | 577 // processes some parameters into objects and stuff |
| 631 | 578 var unpackParams = function (data) { |
| 579 var settings = data.settings; | |
| 636 | 580 // zoom area |
| 631 | 581 var zoomArea = geom.rectangle(settings.wx, settings.wy, settings.ww, settings.wh); |
| 643 | 582 data.zoomArea = zoomArea; |
| 636 | 583 // marks |
| 631 | 584 var marks = []; |
| 650 | 585 if (settings.mk) { |
| 586 var mk = settings.mk; | |
| 587 if (mk.indexOf(";") >= 0) { | |
| 588 var pa = mk.split(";"); // old format with ";" | |
| 589 } else { | |
| 590 var pa = mk.split(","); // new format | |
| 591 } | |
| 592 for (var i = 0; i < pa.length ; i++) { | |
| 593 var pos = pa[i].split("/"); | |
| 594 if (pos.length > 1) { | |
| 595 marks.push(geom.position(pos[0], pos[1])); | |
| 596 } | |
| 633 | 597 } |
| 631 | 598 } |
| 643 | 599 data.marks = marks; |
| 650 | 600 // mo (Scaler flags) |
| 601 var flags = {}; | |
| 602 if (settings.mo) { | |
| 603 var pa = settings.mo.split(","); | |
| 604 for (var i = 0; i < pa.length ; i++) { | |
| 605 flags[pa[i]] = pa[i]; | |
| 606 } | |
| 607 } | |
| 608 data.scalerFlags = flags; | |
| 609 // clop (digilib options) | |
| 610 var opts = {}; | |
| 611 if (settings.clop) { | |
| 612 var pa = settings.clop.split(","); | |
| 613 for (var i = 0; i < pa.length ; i++) { | |
| 614 opts[pa[i]] = pa[i]; | |
| 615 } | |
| 616 } | |
| 617 data.dlOpts = opts; | |
| 661 | 618 // birdview option |
| 619 if (opts.birdview) { | |
| 620 settings.isBirdDivVisible = 1; | |
| 621 } | |
| 655 | 622 }; |
| 623 | |
| 631 | 624 // put objects back into parameters |
| 625 var packParams = function (data) { | |
| 626 var settings = data.settings; | |
| 636 | 627 // zoom area |
| 643 | 628 if (data.zoomArea) { |
| 647 | 629 settings.wx = cropFloat(data.zoomArea.x); |
| 630 settings.wy = cropFloat(data.zoomArea.y); | |
| 631 settings.ww = cropFloat(data.zoomArea.width); | |
| 632 settings.wh = cropFloat(data.zoomArea.height); | |
| 631 | 633 } |
| 636 | 634 // marks |
| 643 | 635 if (data.marks) { |
| 650 | 636 settings.mk = ''; |
| 643 | 637 for (var i = 0; i < data.marks.length; i++) { |
| 650 | 638 if (i) { |
| 639 settings.mk += ','; | |
| 640 } | |
| 641 settings.mk += cropFloat(data.marks[i].x).toString() + '/' + cropFloat(data.marks[i].y).toString(); | |
| 631 | 642 } |
| 650 | 643 } |
| 644 // Scaler flags | |
| 645 if (data.scalerFlags) { | |
| 646 var mo = ''; | |
| 647 for (var f in data.scalerFlags) { | |
| 648 if (mo) { | |
| 649 mo += ','; | |
| 650 } | |
| 651 mo += f; | |
| 652 } | |
| 653 settings.mo = mo; | |
| 654 } | |
| 688 | 655 // digilib option birdview TODO: replace with cookie |
| 656 //if (settings.isBirdDivVisible) { | |
| 657 // data.dlOpts.birdview = 1; | |
| 658 //} else { | |
| 659 // delete data.dlOpts.birdview; | |
| 660 //} | |
| 661 | |
| 650 | 662 // digilib options |
| 663 if (data.dlOpts) { | |
| 664 var clop = ''; | |
| 665 for (var o in data.dlOpts) { | |
| 666 if (clop) { | |
| 667 clop += ','; | |
| 668 } | |
| 669 clop += o; | |
| 670 } | |
| 671 settings.clop = clop; | |
| 631 | 672 } |
| 673 }; | |
| 655 | 674 |
| 688 | 675 // clear digilib data for reset |
| 676 var resetData = function (data) { | |
| 677 if (data.zoomArea) delete data.zoomArea; | |
| 678 if (data.marks) delete data.marks; | |
| 679 if (data.scalerFlags) delete data.scalerFlags; | |
| 680 if (data.dlOpts) delete data.dlOpts; | |
| 681 }; | |
| 682 | |
| 622 | 683 // (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
|
684 var redisplay = function (data) { |
| 636 | 685 var settings = data.settings; |
| 686 if (settings.interactionMode === 'fullscreen') { | |
| 687 // 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
|
688 var url = getDigilibUrl(data); |
| 636 | 689 var history = window.history; |
| 690 if (typeof(history.pushState) === 'function') { | |
| 691 console.debug("we could modify history, but we don't..."); | |
| 692 } | |
| 693 window.location = url; | |
| 694 } else { | |
| 695 // embedded mode -- just change img src | |
| 696 var url = getScalerUrl(data); | |
| 697 data.$img.attr('src', url); | |
|
677
0233e39305d3
took renderBirdArea hooks out of scalerImgLoaded into redisplay.
robcast
parents:
676
diff
changeset
|
698 // and update bird's eye view |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
699 //if (settings.isBirdDivVisible) { |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
700 // renderBirdZoom(data); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
701 //} |
|
677
0233e39305d3
took renderBirdArea hooks out of scalerImgLoaded into redisplay.
robcast
parents:
676
diff
changeset
|
702 }; |
| 622 | 703 }; |
| 704 | |
| 662 | 705 // returns maximum size for scaler img in fullscreen mode |
| 706 var getFullscreenImgSize = function($elem) { | |
| 707 var $win = $(window); | |
| 708 var winH = $win.height(); | |
| 709 var winW = $win.width(); | |
| 710 // TODO: account for borders? | |
| 711 return geom.size(winW, winH); | |
| 712 }; | |
| 713 | |
| 608 | 714 // creates HTML structure for digilib in elem |
| 627 | 715 var setupScalerDiv = function (data) { |
| 716 var settings = data.settings; | |
| 647 | 717 var $elem = data.$elem; |
| 686 | 718 var $img, scalerUrl; |
| 719 // fullscreen | |
| 608 | 720 if (settings.interactionMode === 'fullscreen') { |
| 609 | 721 var imgSize = getFullscreenImgSize($elem); |
| 650 | 722 // fitwidth/height omits destination height/width |
| 723 if (data.dlOpts['fitheight'] == null) { | |
| 724 settings.dw = imgSize.width; | |
| 686 | 725 }; |
| 650 | 726 if (data.dlOpts['fitwidth'] == null) { |
| 727 settings.dh = imgSize.height; | |
| 686 | 728 }; |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
729 $img = $('<img/>'); |
| 686 | 730 scalerUrl = getScalerUrl(data); |
| 731 // embedded mode -- try to keep img tag | |
| 609 | 732 } else { |
| 623 | 733 $img = $elem.find('img'); |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
734 if ($img.length > 0) { |
| 686 | 735 console.debug("img detach:", $img); |
| 736 scalerUrl = $img.attr('src'); | |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
737 $img.detach(); |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
738 } else { |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
739 $img = $('<img/>'); |
| 686 | 740 scalerUrl = getScalerUrl(data); |
| 741 }; | |
| 608 | 742 } |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
743 // create new html |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
744 $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
|
745 var $scaler = $('<div class="scaler"/>'); |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
746 $elem.append($scaler); |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
747 $scaler.append($img); |
| 622 | 748 $img.addClass('pic'); |
| 649 | 749 data.$scaler = $scaler; |
| 636 | 750 data.$img = $img; |
| 687 | 751 // setup image load handler before setting the src attribute (IE bug) |
| 752 $img.load(scalerImgLoadedHandler(data)); | |
| 753 $img.attr('src', scalerUrl); | |
| 608 | 754 }; |
| 615 | 755 |
| 610 | 756 // creates HTML structure for buttons in elem |
| 682 | 757 var setupButtons = function (data, buttonSetIdx) { |
| 647 | 758 var $elem = data.$elem; |
|
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
759 var settings = data.settings; |
| 665 | 760 var mode = settings.interactionMode; |
|
672
7f7536a5b6d9
image transform works now under rotation!!! (at least for multiples of 90deg)
robcast
parents:
671
diff
changeset
|
761 var buttonSettings = settings.buttonSettings[mode]; |
| 682 | 762 var buttonGroup = buttonSettings.buttonSets[buttonSetIdx]; |
| 690 | 763 if (buttonGroup == null) { |
| 764 // no buttons here | |
| 765 return; | |
| 766 } | |
| 767 var $buttonsDiv = $('<div class="buttons"/>'); | |
| 682 | 768 var buttonNames = buttonSettings[buttonGroup]; |
| 769 for (var i = 0; i < buttonNames.length; i++) { | |
| 770 var buttonName = buttonNames[i]; | |
| 771 var buttonConfig = settings.buttons[buttonName]; | |
| 665 | 772 // construct the button html |
| 773 var $button = $('<div class="button"></div>'); | |
| 774 var $a = $('<a/>'); | |
| 775 var $img = $('<img class="button"/>'); | |
| 776 $buttonsDiv.append($button); | |
| 777 $button.append($a); | |
| 778 $a.append($img); | |
| 779 // add attributes and bindings | |
| 780 $button.attr('title', buttonConfig.tooltip); | |
| 682 | 781 $button.addClass('button-' + buttonName); |
| 665 | 782 // create handler for the buttons |
| 783 $a.bind('click.digilib', (function () { | |
| 784 // we create a new closure to capture the value of action | |
| 785 var action = buttonConfig.onclick; | |
| 786 if ($.isArray(action)) { | |
| 787 // the handler function calls digilib with action and parameters | |
| 788 return function (evt) { | |
| 789 console.debug('click action=', action, ' evt=', evt); | |
| 790 $elem.digilib.apply($elem, action); | |
| 791 return false; | |
| 792 }; | |
| 793 } else { | |
| 794 // the handler function calls digilib with action | |
| 795 return function (evt) { | |
| 796 console.debug('click action=', action, ' evt=', evt); | |
| 797 $elem.digilib(action); | |
| 798 return false; | |
| 799 }; | |
| 800 } | |
| 801 })()); | |
| 802 $img.attr('src', buttonSettings.imagePath + buttonConfig.img); | |
| 690 | 803 } |
| 662 | 804 // make buttons div scroll if too large for window |
| 805 if ($buttonsDiv.height() > $(window).height() - 10) { | |
| 806 $buttonsDiv.css('position', 'absolute'); | |
| 807 } | |
| 682 | 808 if (data.$buttonSets == null) { |
| 690 | 809 // show first button set |
| 810 $elem.append($buttonsDiv); | |
| 682 | 811 data.$buttonSets = [$buttonsDiv]; |
| 812 data.visibleButtonSets = 1; | |
| 813 } else { | |
| 690 | 814 // hide later button sets |
| 815 $buttonsDiv.hide(); | |
| 816 $elem.append($buttonsDiv); | |
| 682 | 817 data.$buttonSets[buttonSetIdx] = $buttonsDiv; |
| 818 } | |
| 612 | 819 return $buttonsDiv; |
| 610 | 820 }; |
| 615 | 821 |
| 822 // creates HTML structure for the bird's eye view in elem | |
| 638 | 823 var setupBirdDiv = function (data) { |
| 647 | 824 var $elem = data.$elem; |
|
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
825 var settings = data.settings; |
| 615 | 826 // use only the relevant parameters |
| 827 var keys = ['fn','pn','dw','dh']; | |
| 674 | 828 var birdDivOptions = { |
| 829 dw : settings.birdDivWidth, | |
| 830 dh : settings.birdDivHeight | |
| 831 }; | |
| 832 var birdSettings = $.extend({}, settings, birdDivOptions); | |
|
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
833 var birdUrl = settings.scalerBaseUrl + '?' + getParamString(birdSettings, keys); |
| 615 | 834 // 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
|
835 var $birdDiv = $('<div class="birdview" style="display:none"/>'); |
| 615 | 836 // the detail indicator frame |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
837 var $birdZoom = $('<div class="birdZoom" style="display:none; position:absolute; background-color:transparent;"/>'); |
| 615 | 838 // the small image |
| 839 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
|
840 $elem.append($birdDiv); |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
841 $birdDiv.append($birdZoom); |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
842 $birdDiv.append($birdImg); |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
843 $birdZoom.css(data.settings.birdIndicatorStyle); |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
844 data.$birdDiv = $birdDiv; |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
845 data.$birdZoom = $birdZoom; |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
846 data.$birdImg = $birdImg; |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
847 $birdImg.load(birdImgLoadedHandler(data)); |
| 615 | 848 $birdImg.attr('src', birdUrl); |
|
640
fcb887110471
enabling bird's eye view in options now even works...
robcast
parents:
639
diff
changeset
|
849 if (data.settings.isBirdDivVisible) { |
| 687 | 850 $birdDiv.show(); |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
851 }; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
852 birdZoom(data); |
|
640
fcb887110471
enabling bird's eye view in options now even works...
robcast
parents:
639
diff
changeset
|
853 }; |
| 615 | 854 |
| 625 | 855 // 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
|
856 var setupAboutDiv = function (data) { |
| 647 | 857 var $elem = data.$elem; |
|
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
858 var settings = data.settings; |
| 625 | 859 var $aboutDiv = $('<div class="about" style="display:none"/>'); |
| 616 | 860 var $header = $('<p>Digilib Graphic Viewer</p>'); |
| 861 var $link = $('<a/>'); | |
| 862 var $logo = $('<img class="logo" title="digilib"/>'); | |
| 863 var $content = $('<p/>'); | |
| 864 $elem.append($aboutDiv); | |
| 865 $aboutDiv.append($header); | |
| 866 $aboutDiv.append($link); | |
| 867 $aboutDiv.append($content); | |
| 868 $link.append($logo); | |
| 869 $logo.attr('src', settings.logoUrl); | |
| 635 | 870 $link.attr('href', settings.homeUrl); |
| 616 | 871 $content.text('Version: ' + settings.version); |
| 635 | 872 // click hides |
| 649 | 873 $aboutDiv.bind('click.digilib', function () { |
| 646 | 874 settings.isAboutDivVisible = showDiv(settings.isAboutDivVisible, $aboutDiv, 0); |
| 649 | 875 return false; |
| 876 }); | |
| 635 | 877 data.$aboutDiv = $aboutDiv; |
| 634 | 878 }; |
| 879 | |
| 635 | 880 // shows some window e.g. 'about' (toggle visibility if show is null) |
| 881 var showDiv = function (isVisible, $div, show) { | |
| 645 | 882 if (show == null) { |
| 635 | 883 // toggle visibility |
| 884 isVisible = !isVisible; | |
| 885 } else { | |
| 886 // set visibility | |
| 887 isVisible = show; | |
| 888 } | |
| 889 if (isVisible) { | |
| 890 $div.fadeIn(); | |
| 891 } else { | |
| 892 $div.fadeOut(); | |
| 893 } | |
| 894 return isVisible; | |
| 634 | 895 }; |
| 616 | 896 |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
897 // create Transform from area and $img |
| 675 | 898 var getImgTrafo = function ($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
|
899 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
|
900 var trafo = geom.transform(); |
| 675 | 901 // 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
|
902 trafo.concat(trafo.getTranslation(geom.position(-area.x, -area.y))); |
| 675 | 903 // 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
|
904 trafo.concat(trafo.getScale(geom.size(1/area.width, 1/area.height))); |
| 675 | 905 // rotate and mirror (around transformed image center i.e. [0.5,0.5]) |
| 906 if (rot || hmir || vmir) { | |
| 907 // move [0.5,0.5] to center | |
| 908 trafo.concat(trafo.getTranslation(geom.position(-0.5, -0.5))); | |
| 909 if (hmir) { | |
| 910 // mirror about center | |
| 911 trafo.concat(trafo.getMirror('y')); | |
| 912 } | |
| 913 if (vmir) { | |
| 914 // mirror about center | |
| 915 trafo.concat(trafo.getMirror('x')); | |
| 916 } | |
| 917 if (rot) { | |
| 918 // rotate around center | |
| 919 trafo.concat(trafo.getRotation(parseFloat(rot))); | |
| 920 } | |
| 921 // move back | |
| 922 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
|
923 } |
|
d5a5ee4cbf04
work on getting transformation to work with rotation (currently still doesn't)
robcast
parents:
663
diff
changeset
|
924 // 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
|
925 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
|
926 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
|
927 return trafo; |
| 655 | 928 }; |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
929 |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
930 // returns function for load event of scaler img |
| 636 | 931 var scalerImgLoadedHandler = function (data) { |
| 932 var $img = data.$img; | |
| 633 | 933 return function () { |
| 627 | 934 console.debug("img loaded! this=", this, " data=", data); |
| 935 // create Transform from current area and picsize | |
| 675 | 936 data.imgTrafo = getImgTrafo($img, data.zoomArea, |
| 937 data.settings.rot, data.scalerFlags.hmir, data.scalerFlags.vmir); | |
| 686 | 938 console.debug("imgTrafo=", data.imgTrafo); |
| 627 | 939 // display marks |
| 633 | 940 renderMarks(data); |
| 627 | 941 //digilib.showArrows(); // show arrow overlays for zoom navigation |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
942 var $birdImg = data.$birdImg; |
|
670
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
943 if ($birdImg) { |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
944 $birdImg.triggerHandler('load'); |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
945 }; |
|
658
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
946 }; |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
947 }; |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
948 |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
949 // 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
|
950 var birdImgLoadedHandler = function (data) { |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
951 var $img = data.$birdImg; |
|
9ddcf0070122
split bird's view code in two more parts, analog to scaler-img code.
robcast
parents:
656
diff
changeset
|
952 return function () { |
|
677
0233e39305d3
took renderBirdArea hooks out of scalerImgLoaded into redisplay.
robcast
parents:
676
diff
changeset
|
953 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
|
954 // 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
|
955 data.birdTrafo = getImgTrafo($img, MAX_ZOOMAREA); |
| 668 | 956 // display red indicator around zoomarea |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
957 renderbirdZoom(data); |
|
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
958 }; |
|
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
959 }; |
| 633 | 960 |
| 961 // place marks on the image | |
| 962 var renderMarks = function (data) { | |
| 647 | 963 var $elem = data.$elem; |
| 643 | 964 var marks = data.marks; |
| 649 | 965 // TODO: clear marks first(?) |
| 633 | 966 for (var i = 0; i < marks.length; i++) { |
| 967 var mark = marks[i]; | |
| 643 | 968 if (data.zoomArea.containsPosition(mark)) { |
| 633 | 969 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
|
970 console.debug("renderMarks: mpos=",mpos); |
| 633 | 971 // create mark |
| 972 var html = '<div class="mark">'+(i+1)+'</div>'; | |
| 973 var $mark = $(html); | |
| 974 $elem.append($mark); | |
| 654 | 975 $mark.offset({left : mpos.x, top : mpos.y}); |
| 633 | 976 } |
| 977 } | |
| 978 }; | |
| 655 | 979 |
|
677
0233e39305d3
took renderBirdArea hooks out of scalerImgLoaded into redisplay.
robcast
parents:
676
diff
changeset
|
980 // show zoom area indicator on bird's eye view |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
981 var renderbirdZoom = function (data) { |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
982 var $birdZoom = data.$birdZoom; |
| 659 | 983 var zoomArea = data.zoomArea; |
| 984 var indRect = data.birdTrafo.transform(zoomArea); | |
|
670
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
985 var coords = { |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
986 left : indRect.x-2, // acount for frame width |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
987 top : indRect.y-2, |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
988 width : indRect.width, |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
989 height: indRect.height |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
990 }; |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
991 var normalSize = isFullArea(zoomArea); |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
992 if (data.settings.interactionMode === 'fullscreen') { |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
993 // no animation for fullscreen |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
994 if (normalSize) return $birdZoom.hide(); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
995 $birdZoom.width(coords.width); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
996 $birdZoom.height(coords.height); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
997 $birdZoom.offset(coords); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
998 $birdZoom.show(); |
|
670
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
999 return; |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1000 }; |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1001 // nice animation for embedded mode :-) |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1002 var makeCompleteFunction = function($birdZoom, normalSize) { |
|
670
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1003 return function() { |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1004 if (normalSize) $birdZoom.hide(); |
|
672
7f7536a5b6d9
image transform works now under rotation!!! (at least for multiples of 90deg)
robcast
parents:
671
diff
changeset
|
1005 }; |
|
670
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1006 }; |
|
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1007 var opts = { |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1008 'complete' : makeCompleteFunction($birdZoom, normalSize) |
|
670
11d96bc0ac09
birdview: nice animation for embedded mode, none for fullscreen
hertzhaft
parents:
669
diff
changeset
|
1009 }; |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1010 if (!normalSize && $birdZoom.css('display') === 'none') $birdZoom.show(); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1011 $birdZoom.animate(coords, opts); |
|
664
d5a5ee4cbf04
work on getting transformation to work with rotation (currently still doesn't)
robcast
parents:
663
diff
changeset
|
1012 }; |
| 659 | 1013 |
| 647 | 1014 // zooms by the given factor |
| 643 | 1015 var zoomBy = function(data, factor) { |
| 1016 var area = data.zoomArea; | |
| 1017 var newarea = area.copy(); | |
| 1018 // scale | |
| 1019 newarea.width /= factor; | |
| 1020 newarea.height /= factor; | |
| 1021 // and recenter | |
| 1022 newarea.x -= 0.5 * (newarea.width - area.width); | |
| 1023 newarea.y -= 0.5 * (newarea.height - area.height); | |
| 1024 newarea = MAX_ZOOMAREA.fit(newarea); | |
| 1025 data.zoomArea = newarea; | |
|
644
ee8ccd84c5f8
reload doesn't take list of changed parameters any more
robcast
parents:
643
diff
changeset
|
1026 redisplay(data); |
| 643 | 1027 }; |
| 1028 | |
| 647 | 1029 // add a mark where clicked |
| 1030 var setMark = function (data) { | |
| 649 | 1031 var $scaler = data.$scaler; |
| 647 | 1032 // start event capturing |
| 649 | 1033 $scaler.one('click.digilib', function (evt) { |
| 647 | 1034 // 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
|
1035 var mpos = geom.position(evt); |
| 647 | 1036 var pos = data.imgTrafo.invtransform(mpos); |
| 1037 data.marks.push(pos); | |
| 1038 redisplay(data); | |
| 649 | 1039 return false; // do we even get here? |
| 647 | 1040 }); |
| 1041 }; | |
| 668 | 1042 |
| 654 | 1043 var zoomArea = function(data) { |
| 1044 $elem = data.$elem; | |
| 1045 $scaler = data.$scaler; | |
| 1046 var pt1, pt2; | |
| 1047 var $zoomDiv = $('<div class="zoomrect" style="display:none"/>'); | |
| 1048 $elem.append($zoomDiv); | |
| 668 | 1049 $zoomDiv.css(data.settings.zoomrectStyle); |
| 654 | 1050 var picRect = geom.rectangle($scaler); |
| 1051 // FIX ME: is there a way to query the border width from CSS info? | |
| 1052 // rect.x -= 2; // account for overlay borders | |
| 1053 // rect.y -= 2; | |
| 1054 | |
| 1055 var zoomStart = function (evt) { | |
| 1056 pt1 = geom.position(evt); | |
| 1057 // setup and show zoom div | |
| 1058 //moveElement(zoomdiv, Rectangle(pt1.x, pt1.y, 0, 0)); | |
| 1059 $zoomDiv.offset({left : pt1.x, top : pt1.y}); | |
| 668 | 1060 $zoomDiv.width(0).height(0); |
| 654 | 1061 $zoomDiv.show(); |
| 1062 // register events | |
| 1063 $elem.bind("mousemove.digilib", zoomMove); | |
| 1064 $elem.bind("mouseup.digilib", zoomEnd); | |
| 1065 return false; | |
| 1066 }; | |
| 668 | 1067 |
| 654 | 1068 // mouseup handler: end moving |
| 1069 var zoomEnd = function (evt) { | |
| 1070 pt2 = geom.position(evt); | |
| 1071 // assume a click and continue if the area is too small | |
| 1072 var clickRect = geom.rectangle(pt1, pt2); | |
| 1073 if (clickRect.getArea() <= 5) { | |
| 1074 return false; | |
| 1075 } | |
| 1076 // hide zoom div | |
| 1077 $zoomDiv.remove(); | |
| 1078 // unregister events | |
| 1079 $elem.unbind("mousemove.digilib", zoomMove); | |
| 1080 $elem.unbind("mouseup.digilib", zoomEnd); | |
| 1081 // clip and transform | |
| 1082 clickRect.clipTo(picRect); | |
| 1083 var area = data.imgTrafo.invtransform(clickRect); | |
| 1084 data.zoomArea = area; | |
| 1085 // zoomed is always fit | |
| 1086 data.settings.ws = 1; | |
| 1087 redisplay(data); | |
| 1088 return false; | |
| 1089 }; | |
| 668 | 1090 |
| 654 | 1091 // mouse move handler |
| 1092 var zoomMove = function (evt) { | |
| 1093 pt2 = geom.position(evt); | |
| 1094 var rect = geom.rectangle(pt1, pt2); | |
| 1095 rect.clipTo(picRect); | |
| 1096 // update zoom div | |
|
672
7f7536a5b6d9
image transform works now under rotation!!! (at least for multiples of 90deg)
robcast
parents:
671
diff
changeset
|
1097 rect.adjustDiv($zoomDiv); |
| 654 | 1098 return false; |
| 1099 }; | |
| 668 | 1100 |
| 654 | 1101 // bind start zoom handler |
| 1102 $scaler.one('mousedown.digilib', zoomStart); | |
| 1103 }; | |
| 647 | 1104 |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1105 var birdZoom = function(data) { |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1106 var $birdImg = data.$birdImg; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1107 var $birdZoom = data.$birdZoom; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1108 var startPos, newRect, birdImgRect, birdZoomRect; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1109 |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1110 var birdZoomMove = function(evt) { |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1111 // mousemove handler: drag |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1112 var pos = geom.position(evt); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1113 var dx = pos.x - startPos.x; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1114 var dy = pos.y - startPos.y; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1115 // move birdZoom div, keeping size |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1116 newRect = geom.rectangle( |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1117 birdZoomRect.x + dx, |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1118 birdZoomRect.y + dy, |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1119 birdZoomRect.width, |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1120 birdZoomRect.height |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1121 ); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1122 // stay within birdimage |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1123 newRect.stayInside(birdImgRect); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1124 $birdZoom.offset({left : newRect.x, top : newRect.y}); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1125 // $birdZoom.show(); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1126 return false; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1127 }; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1128 |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1129 var birdZoomEndDrag = function(evt) { |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1130 // mouseup handler: reload page |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1131 var settings = data.settings; |
| 680 | 1132 $(document).unbind("mousemove.digilib", birdZoomMove); |
| 1133 $(document).unbind("mouseup.digilib", birdZoomEndDrag); | |
| 1134 $birdZoom.unbind("mousemove.digilib", birdZoomMove); | |
| 1135 $birdZoom.unbind("mouseup.digilib", birdZoomEndDrag); | |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1136 if (newRect == null) { // no movement happened |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1137 startPos = birdZoomRect.getCenter(); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1138 birdZoomMove(evt); // set center to click position |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1139 }; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1140 if (data.zoomArea) { |
| 679 | 1141 // should always be true |
| 1142 var x = cropFloat((newRect.x - birdImgRect.x + 2) / birdImgRect.width); | |
| 1143 var y = cropFloat((newRect.y - birdImgRect.y + 2) / birdImgRect.height); | |
| 1144 data.zoomArea.x = x; | |
| 1145 data.zoomArea.y = y; | |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1146 }; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1147 settings.ws = 1; // zoomed is always fit |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1148 redisplay(data); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1149 return false; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1150 }; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1151 |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1152 var birdZoomStartDrag = function(evt) { |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1153 // mousedown handler: start dragging bird zoom to a new position |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1154 startPos = geom.position(evt); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1155 birdImgRect = geom.rectangle($birdImg); |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1156 birdZoomRect = geom.rectangle($birdZoom); |
| 680 | 1157 $(document).bind("mousemove.digilib", birdZoomMove); |
| 1158 $(document).bind("mouseup.digilib", birdZoomEndDrag); | |
| 1159 $birdZoom.bind("mousemove.digilib", birdZoomMove); | |
| 1160 $birdZoom.bind("mouseup.digilib", birdZoomEndDrag); | |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1161 return false; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1162 }; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1163 |
| 681 | 1164 $birdImg.bind("mousedown.digilib", birdZoomStartDrag); |
| 1165 $birdZoom.bind("mousedown.digilib", birdZoomStartDrag); | |
|
678
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1166 }; |
|
d50d24b7fd95
first step at dragging birdview zoom indicator around
hertzhaft
parents:
677
diff
changeset
|
1167 |
| 650 | 1168 // sets a key to a value (relative values with +/- if relative=true) |
| 1169 var setNumValue = function(settings, key, value) { | |
| 1170 if (isNumber(value)) return settings[key] = value; | |
| 1171 var sign = value.substring(0,1); | |
| 1172 if (sign === '+' || sign === '-') { | |
| 1173 if (settings[key] == null) { | |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1174 // this isn't perfect but still... |
| 650 | 1175 settings[key] = 0; |
| 1176 } | |
| 1177 settings[key] = parseFloat(settings[key]) + parseFloat(value); | |
| 1178 } else { | |
| 1179 settings[key] = value; | |
| 1180 } | |
| 1181 return settings[key]; | |
| 1182 }; | |
| 655 | 1183 |
| 1184 // auxiliary function (from old dllib.js) | |
| 659 | 1185 isFullArea = function(area) { |
| 1186 return (area.width === 1.0) && (area.height === 1.0); | |
| 655 | 1187 }; |
| 1188 | |
| 641 | 1189 // auxiliary function (from Douglas Crockford, A.10) |
| 1190 var isNumber = function isNumber(value) { | |
| 1191 return typeof value === 'number' && isFinite(value); | |
| 1192 }; | |
| 655 | 1193 |
| 631 | 1194 // auxiliary function to crop senseless precision |
| 1195 var cropFloat = function (x) { | |
| 637 | 1196 return parseInt(10000 * x, 10) / 10000; |
| 631 | 1197 }; |
| 655 | 1198 |
| 692 | 1199 // fallback for console.log calls |
| 1200 if (customConsole) { | |
| 1201 var logFunction = function(type) { | |
| 1202 return function(){ | |
| 1203 var $debug = $('#debug'); // debug div | |
| 1204 if (!$debug) return; | |
| 1205 var args = Array.prototype.slice.call(arguments); | |
| 1206 var argtext = args.join(' '); | |
| 1207 var $logDiv = $('<div/>'); | |
| 1208 $logDiv.addClass(type); | |
| 1209 $logDiv.text(argtext); | |
| 1210 $debug.append($logDiv); | |
| 1211 }; | |
| 1212 }; | |
| 1213 console.log = logFunction('_log'); | |
| 1214 console.debug = logFunction('_debug'); | |
| 1215 console.error = logFunction('_error'); | |
| 1216 }; | |
| 1217 | |
| 605 | 1218 // hook plugin into jquery |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1219 $.fn.digilib = function(action) { |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1220 if (actions[action]) { |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1221 // 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
|
1222 var $elem = $(this); |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1223 var data = $elem.data('digilib'); |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1224 var args = Array.prototype.slice.call(arguments, 1); |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1225 args.unshift(data); |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1226 return actions[action].apply(this, args); |
|
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1227 } else if (typeof(action) === 'object' || !action) { |
| 634 | 1228 // call init on this |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1229 return actions.init.apply(this, arguments); |
| 605 | 1230 } else { |
|
651
694bdb86cbad
renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents:
650
diff
changeset
|
1231 $.error( 'action ' + action + ' does not exist on jQuery.digilib' ); |
| 605 | 1232 } |
| 1233 }; | |
| 692 | 1234 |
| 604 | 1235 })(jQuery); |