Mercurial > hg > digilib-old
annotate client/digitallibrary/jquery/jquery.digilib.js @ 633:73357f3dec20 jquery
rendering marks works now
author | robcast |
---|---|
date | Tue, 18 Jan 2011 16:06:22 +0100 |
parents | 4f7b52b97738 |
children | 34ee220a664b |
rev | line source |
---|---|
604 | 1 /* |
2 * digilib jQuery plugin | |
3 * | |
4 */ | |
5 | |
6 (function($) { | |
618
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
7 var actions = { |
610 | 8 reference : { |
9 onclick : "javascript:getRefWin()", | |
10 tooltip : "get a reference URL", | |
11 img : "reference.png" | |
12 }, | |
13 zoomin : { | |
14 onclick : "javascript:dl.zoomBy(1.4)", | |
15 tooltip : "zoom in", | |
16 img : "zoom-in.png" | |
17 }, | |
18 zoomout : { | |
19 onclick : "javascript:zoomBy(0.7)", | |
20 tooltip : "zoom out", | |
21 img : "zoom-out.png" | |
22 }, | |
23 zoomarea : { | |
24 onclick : "javascript:zoomArea()", | |
25 tooltip : "zoom area", | |
26 img : "zoom-area.png" | |
27 }, | |
28 zoomfull : { | |
29 onclick : "javascript:zoomFullpage()", | |
30 tooltip : "view the whole image", | |
31 img : "zoom-full.png" | |
32 }, | |
33 pagewidth : { | |
34 onclick : "javascript:zoomFullpage('width')", | |
35 tooltip : "page width", | |
36 img : "pagewidth.png" | |
37 }, | |
38 back : { | |
623 | 39 onclick : ["gotoPage", "-1"], |
610 | 40 tooltip : "goto previous image", |
41 img : "back.png" | |
42 }, | |
43 fwd : { | |
623 | 44 onclick : ["gotoPage", "+1"], |
610 | 45 tooltip : "goto next image", |
46 img : "fwd.png" | |
47 }, | |
48 page : { | |
49 onclick : "javascript:gotoPageWin()", | |
50 tooltip : "specify image", | |
51 img : "page.png" | |
52 }, | |
53 bird : { | |
617
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
54 onclick : "toggleBirdDiv", |
610 | 55 tooltip : "show bird's eye view", |
56 img : "birds-eye.png" | |
57 }, | |
58 help : { | |
623 | 59 onclick : "toggleAboutDiv", |
610 | 60 tooltip : "about Digilib", |
61 img : "help.png" | |
62 }, | |
63 reset : { | |
64 onclick : "javascript:resetImage()", | |
65 tooltip : "reset image", | |
66 img : "reset.png" | |
67 }, | |
68 mark : { | |
69 onclick : "javascript:setMark()", | |
70 tooltip : "set a mark", | |
71 img : "mark.png" | |
72 }, | |
73 delmark : { | |
74 onclick : "javascript:removeMark()", | |
75 tooltip : "delete the last mark", | |
76 img : "delmark.png" | |
77 }, | |
78 hmir : { | |
79 onclick : "javascript:mirror('h')", | |
80 tooltip : "mirror horizontally", | |
81 img : "mirror-horizontal.png" | |
82 }, | |
83 vmir : { | |
84 onclick : "javascript:mirror('v')", | |
85 tooltip : "mirror vertically", | |
86 img : "mirror-vertical.png" | |
87 }, | |
88 rot : { | |
89 onclick : "javascript:setParamWin('rot', 'Rotate (0..360) clockwise')", | |
90 tooltip : "rotate image", | |
91 img : "rotate.png" | |
92 }, | |
93 brgt : { | |
94 onclick : "javascript:setParamWin('brgt', 'Brightness (-255..255)')", | |
95 tooltip : "set brightness", | |
96 img : "brightness.png" | |
97 }, | |
98 cont : { | |
99 onclick : "javascript:setParamWin('cont', 'Contrast (0..8)')", | |
100 tooltip : "set contrast", | |
101 img : "contrast.png" | |
102 }, | |
103 rgb : { | |
104 onclick : "javascript:setParamWin('rgb', '...')", | |
105 tooltip : "set rgb values", | |
106 img : "rgb.png" | |
107 }, | |
108 quality : { | |
109 onclick : "javascript:setQualityWin('Quality (0..2)')", | |
110 tooltip : "set image quality", | |
111 img : "quality.png" | |
112 }, | |
113 size : { | |
114 onclick : "javascript:toggleSizeMenu()", | |
115 tooltip : "set page size", | |
116 img : "size.png" | |
117 }, | |
118 calibrationx : { | |
119 onclick : "javascript:calibrate('x')", | |
120 tooltip : "calibrate screen x-ratio", | |
121 img : "calibration-x.png" | |
122 }, | |
123 scale : { | |
124 onclick : "javascript:toggleScaleMenu()", | |
125 tooltip : "change image scale", | |
126 img : "original-size.png" | |
127 }, | |
128 options : { | |
129 onclick : "javascript:toggleOptionDiv()", | |
130 tooltip : "hide options", | |
131 img : "options.png" | |
132 }, | |
133 SEP : { | |
134 img : "sep.png" | |
135 } | |
136 }; | |
617
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
137 |
605 | 138 var defaults = { |
617
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
139 // the root digilib element, for easy retrieval |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
140 'digilibRoot' : null, |
616 | 141 // version of this script |
142 'version' : 'jquery.digilib.js 1.0', | |
143 // logo url | |
144 'logoUrl' : '../img/digilib-logo-text1.png', | |
145 // repository url | |
146 'reposUrl' : 'http://digilib.berlios.de', | |
610 | 147 // base URL to Scaler servlet |
148 'scalerBaseUrl' : 'http://digilib.mpiwg-berlin.mpg.de/digitallibrary/servlet/Scaler', | |
149 // list of Scaler parameters | |
627 | 150 'scalerParamNames' : ['fn','pn','dw','dh','ww','wh','wx','wy','ws','mo', |
151 'rot','cont','brgt','rgbm','rgba','ddpi','ddpix','ddpiy'], | |
152 // Scaler parameter defaults | |
153 'ww' : 1.0, | |
154 'wh' : 1.0, | |
155 'wx' : 0.0, | |
156 'wy' : 0.0, | |
157 'ws' : 1.0, | |
610 | 158 // mode of operation. |
159 // fullscreen: takes parameters from page URL, keeps state in page URL | |
160 // embedded: takes parameters from Javascript options, keeps state inside object | |
161 'interactionMode' : 'fullscreen', | |
618
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
162 // actions |
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
163 'actions' : actions, |
612 | 164 // path to button images (must end with a slash) |
165 'buttonsImagePath' : '../greyskin/', | |
618
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
166 // actions groups |
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
167 'actionsStandard' : ["reference","zoomin","zoomout","zoomarea","zoomfull","pagewidth","back","fwd","page","bird","SEP","help","reset","options"], |
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
168 'actionsSpecial' : ["mark","delmark","hmir","vmir","rot","brgt","cont","rgb","quality","size","calibrationx","scale","SEP","options"], |
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
169 'actionsCustom' : [], |
616 | 170 // is birdView shown? |
171 'isBirdDivVisible' : false, | |
615 | 172 // dimensions of bird's eye window |
173 'birdMaxX' : 200, | |
616 | 174 'birdMaxY' : 200, |
175 // is the "about" window shown? | |
176 'isAboutDivVisible' : false | |
177 | |
610 | 178 }; |
605 | 179 |
608 | 180 // parameters from the query string |
607 | 181 var queryParams = {}; |
608 | 182 |
183 // affine geometry classes | |
184 var geom = dlGeometry(); | |
604 | 185 |
186 var methods = { | |
608 | 187 // digilib initialization |
604 | 188 init : function(options) { |
608 | 189 // settings for this digilib instance are merged from defaults and options |
607 | 190 var settings = $.extend({}, defaults, options); |
191 var isFullscreen = settings.interactionMode === 'fullscreen'; | |
192 if (isFullscreen) { | |
193 queryParams = parseQueryParams(); | |
194 }; | |
604 | 195 return this.each(function() { |
605 | 196 var $elem = $(this); |
197 var data = $elem.data('digilib'); | |
607 | 198 var elemSettings; |
608 | 199 // if the plugin hasn't been initialized yet |
604 | 200 if (!data) { |
605 | 201 // merge query parameters |
607 | 202 if (isFullscreen) { |
203 elemSettings = $.extend({}, settings, queryParams); | |
204 } else { | |
205 elemSettings = $.extend({}, settings, parseImgParams($elem)); | |
206 }; | |
617
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
207 // store $(this) element in the settings |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
208 elemSettings.digilibRoot = $elem; |
627 | 209 data = { |
210 target : $elem, | |
211 settings : elemSettings | |
212 }; | |
605 | 213 // store in data element |
627 | 214 $elem.data('digilib', data); |
604 | 215 } |
633 | 216 unpackParams(data); |
608 | 217 // create HTML structure |
627 | 218 setupScalerDiv(data); |
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
219 setupButtons(data, 'actionsStandard'); |
627 | 220 // bird's eye view creation - TODO: could be deferred? |
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
221 setupBirdviewDiv(data); |
627 | 222 // about window creation - TODO: could be deferred? restrict to only one item? |
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
223 setupAboutDiv(data); |
604 | 224 }); |
225 }, | |
608 | 226 |
227 // clean up digilib | |
604 | 228 destroy : function() { |
229 return this.each(function(){ | |
230 var $this = $(this); | |
231 var data = $this.data('digilib'); | |
232 // Namespacing FTW | |
605 | 233 $(window).unbind('.digilib'); // unbinds all digilibs(?) |
604 | 234 data.digilib.remove(); |
235 $this.removeData('digilib'); | |
236 }); | |
617
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
237 }, |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
238 |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
239 // event handler: toggles the visibility of the 'about' window |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
240 toggleAboutDiv : function () { |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
241 var $elem = $(this); // the clicked button |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
242 var settings = $elem.data('digilib').settings; |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
243 var $root = settings.digilibRoot; |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
244 var $about = $root.find('div.about'); |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
245 settings.isAboutDivVisible = !settings.isAboutDivVisible; |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
246 if (settings.isAboutDivVisible) { |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
247 $about.fadeIn(); |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
248 } else { |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
249 $about.fadeOut(); |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
250 }; |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
251 return false; |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
252 }, |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
253 |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
254 // event handler: toggles the visibility of the bird's eye window |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
255 toggleBirdDiv : function () { |
623 | 256 // TODO: red frame functionality |
617
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
257 var $elem = $(this); // the clicked button |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
258 var settings = $elem.data('digilib').settings; |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
259 var $root = settings.digilibRoot; |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
260 var $bird = $root.find('div.birdview'); |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
261 settings.isBirdDivVisible = !settings.isBirdDivVisible; |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
262 if (settings.isBirdDivVisible) { |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
263 $bird.fadeIn(); |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
264 } else { |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
265 $bird.fadeOut(); |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
266 }; |
cd846b5c8be8
toggle view event handlers for bird's eye and 'about windows
hertzhaft
parents:
616
diff
changeset
|
267 return false; |
623 | 268 }, |
269 | |
270 // goto given page nr (+/-: relative) | |
271 gotoPage : function(pageNr, keepMarks) { | |
272 var $elem = $(this); // the clicked button | |
273 var settings = $elem.data('digilib').settings; | |
274 var oldpn = settings.pn; | |
624 | 275 var pn = setNumValue(settings, "pn", pageNr); |
276 if (pn == null) return false; // nothing happened | |
623 | 277 if (pn < 1) { |
278 alert("no such page (page number too low)"); | |
279 settings.pn = oldpn; | |
280 return false; | |
281 }; | |
282 if (settings.pt) { | |
283 if (pn > settings.pt) { | |
284 alert("no such page (page number too high)"); | |
285 settings.pn = oldpn; | |
286 return false; | |
287 } | |
288 }; | |
289 // TODO: keepMarks | |
290 var $root = settings.digilibRoot; | |
291 var $img = $root.find('img.pic'); | |
292 display($img, settings); | |
624 | 293 return false; |
604 | 294 } |
605 | 295 }; |
604 | 296 |
623 | 297 // sets a key to a value (relative values with +/- if relative=true) |
298 var setNumValue = function(settings, key, value) { | |
299 // TODO: type and error checking | |
300 if (settings[key] == null) return null; | |
301 var sign = value.substring(0,1); | |
302 if (sign === '+' || sign === '-') { | |
303 settings[key] = parseFloat(settings[key]) + parseFloat(value); | |
304 } else { | |
305 settings[key] = value; | |
306 } | |
307 return settings[key]; | |
308 }; | |
309 | |
608 | 310 // returns parameters from page url |
607 | 311 var parseQueryParams = function() { |
312 return parseQueryString(location.search.slice(1)); | |
313 }; | |
314 | |
608 | 315 // returns parameters taken from embedded img-element |
607 | 316 var parseImgParams = function($elem) { |
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
317 var src = $elem.find('img').first().attr('src'); |
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
318 if (!src) { |
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
319 return null; |
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
320 } |
607 | 321 var pos = src.indexOf('?'); |
322 var query = (pos < 0) ? '' : src.substring(pos + 1); | |
323 var scalerUrl = src.substring(0, pos); | |
627 | 324 var params = parseQueryString(query); |
325 params.scalerBaseUrl = scalerUrl; | |
607 | 326 // console.log(hash); |
627 | 327 return params; |
607 | 328 }; |
329 | |
608 | 330 // parses query parameter string into parameter object |
607 | 331 var parseQueryString = function(query) { |
332 var pairs = query.split("&"); | |
627 | 333 var params = {}; |
607 | 334 for (var i = 0; i < pairs.length; i++) { |
335 var pair = pairs[i].split("="); | |
336 if (pair.length === 2) { | |
627 | 337 params[pair[0]] = pair[1]; |
607 | 338 }; |
339 }; | |
627 | 340 return params; |
607 | 341 }; |
604 | 342 |
615 | 343 // returns a query string from key names from a parameter hash |
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
344 var getParamString = function (settings, keys) { |
615 | 345 var paramString = ''; |
346 var latter = false; | |
347 for (i = 0; i < keys.length; ++i) { | |
348 var key = keys[i]; | |
349 if (settings[key]) { | |
350 // first param gets no '&' | |
351 paramString += latter ? '&' : ''; | |
352 latter = true; | |
353 // add parm=val | |
354 paramString += key + '=' + settings[key]; | |
355 }; | |
356 } | |
357 return paramString; | |
631 | 358 }; |
359 | |
360 // processes some parameters into objects and stuff | |
361 var unpackParams = function (data) { | |
362 var settings = data.settings; | |
363 // read zoom area | |
364 var zoomArea = geom.rectangle(settings.wx, settings.wy, settings.ww, settings.wh); | |
365 settings.zoomArea = zoomArea; | |
615 | 366 |
631 | 367 // read marks |
368 var marks = []; | |
633 | 369 var mk = settings.mk || ''; |
370 if (mk.indexOf(";") >= 0) { | |
371 var pa = mk.split(";"); // old format with ";" | |
631 | 372 } else { |
633 | 373 var pa = mk.split(","); // new format |
631 | 374 } |
375 for (var i = 0; i < pa.length ; i++) { | |
376 var pos = pa[i].split("/"); | |
633 | 377 if (pos.length > 1) { |
378 marks.push(geom.position(pos[0], pos[1])); | |
379 } | |
631 | 380 } |
381 settings.marks = marks; | |
382 }; | |
383 | |
384 // put objects back into parameters | |
385 var packParams = function (data) { | |
386 var settings = data.settings; | |
387 if (settings.zoomArea) { | |
388 settings.wx = settings.zoomArea.x; | |
389 settings.wy = settings.zoomArea.y; | |
390 settings.ww = settings.zoomArea.width; | |
391 settings.wh = settings.zoomArea.height; | |
392 } | |
393 if (settings.marks) { | |
394 var ma = []; | |
395 for (var i = 0; i < settings.marks.length; i++) { | |
396 ma.push(cropFloat(settings.marks[i].x) + "/" + cropFloat(settings.marks[i].y)); | |
397 } | |
398 settings.mk = ma.join(","); | |
399 } | |
400 }; | |
401 | |
608 | 402 // returns URL and query string for Scaler |
403 var getScalerString = function (settings) { | |
615 | 404 var keys = settings.scalerParamNames; |
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
405 var queryString = getParamString(settings, keys); |
615 | 406 var url = settings.scalerBaseUrl + '?' + queryString; |
609 | 407 return url; |
408 }; | |
615 | 409 |
609 | 410 // returns maximum size for scaler img in fullscreen mode |
411 var getFullscreenImgSize = function($elem) { | |
412 var winH = $(window).height(); | |
413 var winW = $(window).width(); | |
414 // TODO: account for borders? | |
415 return geom.size(winW, winH); | |
608 | 416 }; |
417 | |
622 | 418 // (re)load the img from a new scaler URL |
419 var display = function ($img, settings) { | |
623 | 420 // TODO: update location.href (browser URL) in fullscreen mode |
622 | 421 var scalerUrl = getScalerString(settings); |
422 $img.attr('src', scalerUrl); | |
623 | 423 // TODO: update bird view? |
622 | 424 }; |
425 | |
608 | 426 // creates HTML structure for digilib in elem |
627 | 427 var setupScalerDiv = function (data) { |
428 var settings = data.settings; | |
429 var $elem = data.target; | |
623 | 430 var $img; |
608 | 431 if (settings.interactionMode === 'fullscreen') { |
609 | 432 // fullscreen |
433 var imgSize = getFullscreenImgSize($elem); | |
434 settings.dw = imgSize.width; | |
435 settings.dh = imgSize.height; | |
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
436 $img = $('<img/>'); |
629 | 437 display($img, settings); // TODO: is display the right thing here? |
609 | 438 } else { |
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
439 // embedded mode -- try to keep img tag |
623 | 440 $img = $elem.find('img'); |
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
441 if ($img.length > 0) { |
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
442 console.debug("img detach:",$img); |
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
443 $img.detach(); |
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
444 } else { |
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
445 $img = $('<img/>'); |
629 | 446 display($img, settings); // dito |
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
447 } |
608 | 448 } |
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
449 // create new html |
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
450 $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
|
451 var $scaler = $('<div class="scaler"/>'); |
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
452 $elem.append($scaler); |
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
453 $scaler.append($img); |
622 | 454 $img.addClass('pic'); |
627 | 455 data.img = $img; |
456 $img.load(scalerImgLoadedFn(data)); | |
608 | 457 }; |
615 | 458 |
610 | 459 // creates HTML structure for buttons in elem |
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
460 var setupButtons = function (data, actionGroup) { |
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
461 var $elem = data.target; |
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
462 var settings = data.settings; |
610 | 463 if (settings.interactionMode === 'fullscreen') { |
464 // fullscreen -- create new | |
612 | 465 var $buttonsDiv = $('<div class="buttons"></div>'); |
466 $elem.append($buttonsDiv); | |
618
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
467 var actionNames = settings[actionGroup]; |
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
468 for (var i = 0; i < actionNames.length; i++) { |
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
469 var actionName = actionNames[i]; |
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
470 var actionSettings = settings.actions[actionName]; |
612 | 471 // construct the button html |
472 var $button = $('<div class="button"></div>'); | |
473 var $a = $('<a/>'); | |
614 | 474 var $img = $('<img class="button"/>'); |
612 | 475 $buttonsDiv.append($button); |
476 $button.append($a); | |
477 $a.append($img); | |
478 // add attributes and bindings | |
618
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
479 $button.attr('title', actionSettings.tooltip); |
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
480 $button.addClass('button-' + actionName); |
612 | 481 // let the clicked <a> element know about the digilib context |
618
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
482 $a.data('digilib', { 'action' : actionName, 'settings' : settings } ); |
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
483 $a.bind('click', function() { |
619 | 484 var $elem = $(this); |
485 // get the context data | |
486 var data = $elem.data('digilib'); | |
612 | 487 // find the action for the clicked element |
618
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
488 var method = data.settings.actions[data.action].onclick; |
619 | 489 if ($.isArray(method)) { |
490 $elem.digilib.apply(this, method); | |
491 } else { | |
492 $elem.digilib(method); | |
493 }; | |
618
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
494 console.log(method); |
612 | 495 }); |
496 // binding mit closure | |
619 | 497 //(function(){ var action = actionSettings.onclick; |
612 | 498 // $a.bind('click', function(){ console.log( action )} ); |
499 //})(); | |
618
09167ef1512e
some refactoring, onclick handlers now work with arguments
hertzhaft
parents:
617
diff
changeset
|
500 $img.attr('src', settings.buttonsImagePath + actionSettings.img); |
611 | 501 }; |
502 } | |
612 | 503 return $buttonsDiv; |
610 | 504 }; |
615 | 505 |
506 // creates HTML structure for the bird's eye view in elem | |
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
507 var setupBirdviewDiv = function (data) { |
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
508 var $elem = data.target; |
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
509 var settings = data.settings; |
615 | 510 // use only the relevant parameters |
511 var keys = ['fn','pn','dw','dh']; | |
512 var birdDimensions = { | |
513 'dw' : settings.birdMaxX, | |
514 'dh' : settings.birdMaxY | |
515 }; | |
516 var birdSettings = $.extend({}, settings, birdDimensions); | |
628
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
517 var birdUrl = settings.scalerBaseUrl + '?' + getParamString(birdSettings, keys); |
615 | 518 // the bird's eye div |
625 | 519 var $birdviewDiv = $('<div class="birdview" style="display:none"/>'); |
615 | 520 // the detail indicator frame |
521 var $birdzoomDiv = $('<div class="birdzoom"/>'); | |
522 // the small image | |
523 var $birdImg = $('<img class="birdimg"/>'); | |
524 $elem.append($birdviewDiv); | |
525 $birdviewDiv.append($birdzoomDiv); | |
526 $birdviewDiv.append($birdImg); | |
527 $birdImg.attr('src', birdUrl); | |
528 }; | |
529 | |
625 | 530 // 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
|
531 var setupAboutDiv = function (data) { |
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
532 var $elem = data.target; |
1f077f8afc5e
changed methods to pass "data" around instead of "settings"
robcast
parents:
627
diff
changeset
|
533 var settings = data.settings; |
625 | 534 var $aboutDiv = $('<div class="about" style="display:none"/>'); |
616 | 535 var $header = $('<p>Digilib Graphic Viewer</p>'); |
536 var $link = $('<a/>'); | |
537 var $logo = $('<img class="logo" title="digilib"/>'); | |
538 var $content = $('<p/>'); | |
539 $elem.append($aboutDiv); | |
540 $aboutDiv.append($header); | |
541 $aboutDiv.append($link); | |
542 $aboutDiv.append($content); | |
543 $link.append($logo); | |
544 $logo.attr('src', settings.logoUrl); | |
545 $link.attr('href', settings.reposUrl); | |
546 $content.text('Version: ' + settings.version); | |
619 | 547 // let the element know about the digilib context |
548 $aboutDiv.data('digilib', { 'settings' : settings } ); | |
549 $aboutDiv.bind('click', function() { | |
550 console.log($(this)); | |
551 $(this).digilib('toggleAboutDiv'); | |
552 }); | |
616 | 553 }; |
554 | |
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
555 // returns function for load event of scaler img |
633 | 556 var scalerImgLoadedFn = function (data) { |
627 | 557 var settings = data.settings; |
558 var $elem = data.target; | |
559 var $img = data.img; | |
560 | |
633 | 561 return function () { |
627 | 562 console.debug("img loaded! this=", this, " data=", data); |
631 | 563 var area = settings.zoomArea; |
627 | 564 // create Transform from current area and picsize |
565 var picpos = $img.offset(); | |
566 var picrect = geom.rectangle(picpos.left, picpos.top, $img.width(), $img.height()); | |
567 var trafo = geom.transform(); | |
568 // subtract area offset and size | |
569 trafo.concat(trafo.getTranslation(geom.position(area.x, area.y))); | |
570 trafo.concat(trafo.getScale(geom.size(1/area.width, 1/area.height))); | |
571 // scale to screen size | |
572 trafo.concat(trafo.getScale(picrect)); | |
573 trafo.concat(trafo.getTranslation(picrect)); | |
574 data.imgTrafo = trafo; | |
575 // display marks | |
633 | 576 renderMarks(data); |
627 | 577 //digilib.showBirdDiv(isBirdDivVisible); |
578 //digilib.showArrows(); // show arrow overlays for zoom navigation | |
579 | |
613
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
580 }; |
53ee659e2d00
keeping img tag for embedded mode seems to work now
robcast
parents:
612
diff
changeset
|
581 }; |
633 | 582 |
583 // place marks on the image | |
584 var renderMarks = function (data) { | |
585 var $elem = data.target; | |
586 var marks = data.settings.marks; | |
587 for (var i = 0; i < marks.length; i++) { | |
588 var mark = marks[i]; | |
589 if (data.settings.zoomArea.containsPosition(mark)) { | |
590 var mpos = data.imgTrafo.transform(mark); | |
591 // create mark | |
592 var html = '<div class="mark">'+(i+1)+'</div>'; | |
593 var $mark = $(html); | |
594 $elem.append($mark); | |
595 $mark.offset({ left : mpos.x, top : mpos.y}); | |
596 } | |
597 } | |
598 }; | |
631 | 599 |
600 // auxiliary function to crop senseless precision | |
601 var cropFloat = function (x) { | |
602 return parseInt(10000 * x) / 10000; | |
603 }; | |
604 | |
605 | 605 // hook plugin into jquery |
606 $.fn.digilib = function(method) { | |
607 if (methods[method]) { | |
608 return methods[method].apply(this, Array.prototype.slice.call(arguments, 1)); | |
609 } else if (typeof(method) === 'object' || !method) { | |
610 return methods.init.apply(this, arguments); | |
611 } else { | |
612 $.error( 'Method ' + method + ' does not exist on jQuery.digilib' ); | |
613 } | |
614 }; | |
604 | 615 |
616 })(jQuery); |