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annotate my_theme/js/slides.js @ 16:048e5aea6d36 tip

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Updates for June 2012 presentation.
author Brian Neal <bgneal@gmail.com>
date Mon, 25 Jun 2012 19:51:34 -0500
parents 727c48601d66
children
rev   line source
bgneal@12 1 function main() {
bgneal@12 2 // Since we don't have the fallback of attachEvent and
bgneal@12 3 // other IE only stuff we won't try to run JS for IE.
bgneal@12 4 // It will run though when using Google Chrome Frame
bgneal@12 5 if (document.all) { return; }
bgneal@12 6
bgneal@12 7 var currentSlideNo;
bgneal@12 8 var notesOn = false;
bgneal@12 9 var expanded = false;
bgneal@12 10 var hiddenContext = false;
bgneal@12 11 var blanked = false;
bgneal@12 12 var slides = document.getElementsByClassName('slide');
bgneal@12 13 var touchStartX = 0;
bgneal@12 14 var spaces = /\s+/, a1 = [''];
bgneal@12 15 var tocOpened = false;
bgneal@12 16 var helpOpened = false;
bgneal@12 17 var overviewActive = false;
bgneal@12 18 var modifierKeyDown = false;
bgneal@12 19 var scale = 1;
bgneal@12 20 var showingPresenterView = false;
bgneal@12 21 var presenterViewWin = null;
bgneal@12 22 var isPresenterView = false;
bgneal@12 23
bgneal@12 24 var str2array = function(s) {
bgneal@12 25 if (typeof s == 'string' || s instanceof String) {
bgneal@12 26 if (s.indexOf(' ') < 0) {
bgneal@12 27 a1[0] = s;
bgneal@12 28 return a1;
bgneal@12 29 } else {
bgneal@12 30 return s.split(spaces);
bgneal@12 31 }
bgneal@12 32 }
bgneal@12 33 return s;
bgneal@12 34 };
bgneal@12 35
bgneal@12 36 var trim = function(str) {
bgneal@12 37 return str.replace(/^\s\s*/, '').replace(/\s\s*$/, '');
bgneal@12 38 };
bgneal@12 39
bgneal@12 40 var addClass = function(node, classStr) {
bgneal@12 41 classStr = str2array(classStr);
bgneal@12 42 var cls = ' ' + node.className + ' ';
bgneal@12 43 for (var i = 0, len = classStr.length, c; i < len; ++i) {
bgneal@12 44 c = classStr[i];
bgneal@12 45 if (c && cls.indexOf(' ' + c + ' ') < 0) {
bgneal@12 46 cls += c + ' ';
bgneal@12 47 }
bgneal@12 48 }
bgneal@12 49 node.className = trim(cls);
bgneal@12 50 };
bgneal@12 51
bgneal@12 52 var removeClass = function(node, classStr) {
bgneal@12 53 var cls;
bgneal@12 54 if (!node) {
bgneal@12 55 throw 'no node provided';
bgneal@12 56 }
bgneal@12 57 if (classStr !== undefined) {
bgneal@12 58 classStr = str2array(classStr);
bgneal@12 59 cls = ' ' + node.className + ' ';
bgneal@12 60 for (var i = 0, len = classStr.length; i < len; ++i) {
bgneal@12 61 cls = cls.replace(' ' + classStr[i] + ' ', ' ');
bgneal@12 62 }
bgneal@12 63 cls = trim(cls);
bgneal@12 64 } else {
bgneal@12 65 cls = '';
bgneal@12 66 }
bgneal@12 67 if (node.className != cls) {
bgneal@12 68 node.className = cls;
bgneal@12 69 }
bgneal@12 70 };
bgneal@12 71
bgneal@12 72 var getSlideEl = function(slideNo) {
bgneal@12 73 if (slideNo > 0) {
bgneal@12 74 return slides[slideNo - 1];
bgneal@12 75 } else {
bgneal@12 76 return null;
bgneal@12 77 }
bgneal@12 78 };
bgneal@12 79
bgneal@12 80 var getSlideTitle = function(slideNo) {
bgneal@12 81 var el = getSlideEl(slideNo);
bgneal@12 82 if (el) {
bgneal@12 83 var headers = el.getElementsByTagName('header');
bgneal@12 84 if (headers.length > 0) {
bgneal@12 85 return el.getElementsByTagName('header')[0].innerText;
bgneal@12 86 }
bgneal@12 87 }
bgneal@12 88 return null;
bgneal@12 89 };
bgneal@12 90
bgneal@12 91 var getSlidePresenterNote = function(slideNo) {
bgneal@12 92 var el = getSlideEl(slideNo);
bgneal@12 93 if (el) {
bgneal@12 94 var n = el.getElementsByClassName('presenter_notes');
bgneal@12 95 if (n.length > 0) {
bgneal@12 96 return n[0];
bgneal@12 97 }
bgneal@12 98 }
bgneal@12 99 return null;
bgneal@12 100 };
bgneal@12 101
bgneal@12 102 var changeSlideElClass = function(slideNo, className) {
bgneal@12 103 var el = getSlideEl(slideNo);
bgneal@12 104 if (el) {
bgneal@12 105 removeClass(el, 'far-past past current future far-future');
bgneal@12 106 addClass(el, className);
bgneal@12 107 }
bgneal@12 108 };
bgneal@12 109
bgneal@12 110 var updateSlideClasses = function(updateOther) {
bgneal@12 111 window.location.hash = (isPresenterView ? "presenter" : "slide") + currentSlideNo;
bgneal@12 112
bgneal@12 113 for (var i=1; i<currentSlideNo-1; i++) {
bgneal@12 114 changeSlideElClass(i, 'far-past');
bgneal@12 115 }
bgneal@12 116
bgneal@12 117 changeSlideElClass(currentSlideNo - 1, 'past');
bgneal@12 118 changeSlideElClass(currentSlideNo, 'current');
bgneal@12 119 changeSlideElClass(currentSlideNo + 1, 'future');
bgneal@12 120
bgneal@12 121 for (i=currentSlideNo+2; i<slides.length+1; i++) {
bgneal@12 122 changeSlideElClass(i, 'far-future');
bgneal@12 123 }
bgneal@12 124
bgneal@12 125 highlightCurrentTocLink();
bgneal@12 126
bgneal@12 127 processContext();
bgneal@12 128
bgneal@12 129 document.getElementsByTagName('title')[0].innerText = getSlideTitle(currentSlideNo);
bgneal@12 130
bgneal@12 131 updatePresenterNotes();
bgneal@12 132
bgneal@12 133 if (updateOther) { updateOtherPage(); }
bgneal@12 134 };
bgneal@12 135
bgneal@12 136 var updatePresenterNotes = function() {
bgneal@12 137 if (!isPresenterView) { return; }
bgneal@12 138
bgneal@12 139 var existingNote = document.getElementById('current_presenter_notes');
bgneal@12 140 var currentNote = getSlidePresenterNote(currentSlideNo).cloneNode(true);
bgneal@12 141 currentNote.setAttribute('id', 'presenter_note');
bgneal@12 142
bgneal@12 143 existingNote.replaceChild(currentNote, document.getElementById('presenter_note'));
bgneal@12 144 };
bgneal@12 145
bgneal@12 146 var highlightCurrentTocLink = function() {
bgneal@12 147 var toc = document.getElementById('toc');
bgneal@12 148
bgneal@12 149 if (toc) {
bgneal@12 150 var tocRows = toc.getElementsByTagName('tr');
bgneal@12 151 for (var i=0; i<tocRows.length; i++) {
bgneal@12 152 removeClass(tocRows.item(i), 'active');
bgneal@12 153 }
bgneal@12 154
bgneal@12 155 var currentTocRow = document.getElementById('toc-row-' + currentSlideNo);
bgneal@12 156 if (currentTocRow) {
bgneal@12 157 addClass(currentTocRow, 'active');
bgneal@12 158 }
bgneal@12 159 }
bgneal@12 160 };
bgneal@12 161
bgneal@12 162 var updateOtherPage = function() {
bgneal@12 163 if (!showingPresenterView) { return; }
bgneal@12 164
bgneal@12 165 var w = isPresenterView ? window.opener : presenterViewWin;
bgneal@12 166 w.postMessage('slide#' + currentSlideNo, '*');
bgneal@12 167 };
bgneal@12 168
bgneal@12 169 var nextSlide = function() {
bgneal@12 170 if (currentSlideNo < slides.length) {
bgneal@12 171 currentSlideNo++;
bgneal@12 172 }
bgneal@12 173 updateSlideClasses(true);
bgneal@12 174 };
bgneal@12 175
bgneal@12 176 var prevSlide = function() {
bgneal@12 177 if (currentSlideNo > 1) {
bgneal@12 178 currentSlideNo--;
bgneal@12 179 }
bgneal@12 180 updateSlideClasses(true);
bgneal@12 181 };
bgneal@12 182
bgneal@12 183 var showNotes = function() {
bgneal@12 184 var notes = getSlideEl(currentSlideNo).getElementsByClassName('notes');
bgneal@12 185 for (var i = 0, len = notes.length; i < len; i++) {
bgneal@12 186 notes.item(i).style.display = (notesOn) ? 'none':'block';
bgneal@12 187 }
bgneal@12 188 notesOn = !notesOn;
bgneal@12 189 };
bgneal@12 190
bgneal@12 191 var showSlideNumbers = function() {
bgneal@12 192 var asides = document.getElementsByClassName('page_number');
bgneal@12 193 var hidden = asides[0].style.display != 'block';
bgneal@12 194 for (var i = 0; i < asides.length; i++) {
bgneal@12 195 asides.item(i).style.display = hidden ? 'block' : 'none';
bgneal@12 196 }
bgneal@12 197 };
bgneal@12 198
bgneal@12 199 var showSlideSources = function() {
bgneal@12 200 var asides = document.getElementsByClassName('source');
bgneal@12 201 var hidden = asides[0].style.display != 'block';
bgneal@12 202 for (var i = 0; i < asides.length; i++) {
bgneal@12 203 asides.item(i).style.display = hidden ? 'block' : 'none';
bgneal@12 204 }
bgneal@12 205 };
bgneal@12 206
bgneal@12 207 var showToc = function() {
bgneal@12 208 if (helpOpened) {
bgneal@12 209 showHelp();
bgneal@12 210 }
bgneal@12 211 var toc = document.getElementById('toc');
bgneal@12 212 if (toc) {
bgneal@12 213 toc.style.marginLeft = tocOpened ? '-' + (toc.clientWidth + 20) + 'px' : '0px';
bgneal@12 214 tocOpened = !tocOpened;
bgneal@12 215 }
bgneal@12 216 updateOverview();
bgneal@12 217 };
bgneal@12 218
bgneal@12 219 var showHelp = function() {
bgneal@12 220 if (tocOpened) {
bgneal@12 221 showToc();
bgneal@12 222 }
bgneal@12 223
bgneal@12 224 var help = document.getElementById('help');
bgneal@12 225
bgneal@12 226 if (help) {
bgneal@12 227 help.style.marginLeft = helpOpened ? '-' + (help.clientWidth + 20) + 'px' : '0px';
bgneal@12 228 helpOpened = !helpOpened;
bgneal@12 229 }
bgneal@12 230 };
bgneal@12 231
bgneal@12 232 var showPresenterView = function() {
bgneal@12 233 if (isPresenterView) { return; }
bgneal@12 234
bgneal@12 235 if (showingPresenterView) {
bgneal@12 236 presenterViewWin.close();
bgneal@12 237 presenterViewWin = null;
bgneal@12 238 showingPresenterView = false;
bgneal@12 239 } else {
bgneal@12 240 presenterViewWin = open(window.location.pathname + "#presenter" + currentSlideNo, 'presenter_notes',
bgneal@12 241 'directories=no,location=no,toolbar=no,menubar=no,copyhistory=no');
bgneal@12 242 showingPresenterView = true;
bgneal@12 243 }
bgneal@12 244 };
bgneal@12 245
bgneal@12 246 var switch3D = function() {
bgneal@12 247 if (document.body.className.indexOf('three-d') == -1) {
bgneal@12 248 document.getElementsByClassName('presentation')[0].style.webkitPerspective = '1000px';
bgneal@12 249 document.body.className += ' three-d';
bgneal@12 250 } else {
bgneal@12 251 window.setTimeout('document.getElementsByClassName(\'presentation\')[0].style.webkitPerspective = \'0\';', 2000);
bgneal@12 252 document.body.className = document.body.className.replace(/three-d/, '');
bgneal@12 253 }
bgneal@12 254 };
bgneal@12 255
bgneal@12 256 var toggleOverview = function() {
bgneal@12 257 if (!overviewActive) {
bgneal@12 258 addClass(document.body, 'expose');
bgneal@12 259 overviewActive = true;
bgneal@12 260 setScale(1);
bgneal@12 261 } else {
bgneal@12 262 removeClass(document.body, 'expose');
bgneal@12 263 overviewActive = false;
bgneal@12 264 if (expanded) {
bgneal@12 265 setScale(scale); // restore scale
bgneal@12 266 }
bgneal@12 267 }
bgneal@12 268 processContext();
bgneal@12 269 updateOverview();
bgneal@12 270 };
bgneal@12 271
bgneal@12 272 var updateOverview = function() {
bgneal@12 273 try {
bgneal@12 274 var presentation = document.getElementsByClassName('presentation')[0];
bgneal@12 275 } catch (e) {
bgneal@12 276 return;
bgneal@12 277 }
bgneal@12 278
bgneal@12 279 if (isPresenterView) {
bgneal@12 280 var action = overviewActive ? removeClass : addClass;
bgneal@12 281 action(document.body, 'presenter_view');
bgneal@12 282 }
bgneal@12 283
bgneal@12 284 var toc = document.getElementById('toc');
bgneal@12 285
bgneal@12 286 if (!toc) {
bgneal@12 287 return;
bgneal@12 288 }
bgneal@12 289
bgneal@12 290 if (!tocOpened || !overviewActive) {
bgneal@12 291 presentation.style.marginLeft = '0px';
bgneal@12 292 presentation.style.width = '100%';
bgneal@12 293 } else {
bgneal@12 294 presentation.style.marginLeft = toc.clientWidth + 'px';
bgneal@12 295 presentation.style.width = (presentation.clientWidth - toc.clientWidth) + 'px';
bgneal@12 296 }
bgneal@12 297 };
bgneal@12 298
bgneal@12 299 var computeScale = function() {
bgneal@12 300 var cSlide = document.getElementsByClassName('current')[0];
bgneal@12 301 var sx = cSlide.clientWidth / window.innerWidth;
bgneal@12 302 var sy = cSlide.clientHeight / window.innerHeight;
bgneal@12 303 return 1 / Math.max(sx, sy);
bgneal@12 304 };
bgneal@12 305
bgneal@12 306 var setScale = function(scale) {
bgneal@12 307 var presentation = document.getElementsByClassName('slides')[0];
bgneal@12 308 var transform = 'scale(' + scale + ')';
bgneal@12 309 presentation.style.MozTransform = transform;
bgneal@12 310 presentation.style.WebkitTransform = transform;
bgneal@12 311 presentation.style.OTransform = transform;
bgneal@12 312 presentation.style.msTransform = transform;
bgneal@12 313 presentation.style.transform = transform;
bgneal@12 314 };
bgneal@12 315
bgneal@12 316 var expandSlides = function() {
bgneal@12 317 if (overviewActive) {
bgneal@12 318 return;
bgneal@12 319 }
bgneal@12 320 if (expanded) {
bgneal@12 321 setScale(1);
bgneal@12 322 expanded = false;
bgneal@12 323 } else {
bgneal@12 324 scale = computeScale();
bgneal@12 325 setScale(scale);
bgneal@12 326 expanded = true;
bgneal@12 327 }
bgneal@12 328 };
bgneal@12 329
bgneal@12 330 var showContext = function() {
bgneal@12 331 try {
bgneal@12 332 var presentation = document.getElementsByClassName('slides')[0];
bgneal@12 333 removeClass(presentation, 'nocontext');
bgneal@12 334 } catch (e) {}
bgneal@12 335 };
bgneal@12 336
bgneal@12 337 var hideContext = function() {
bgneal@12 338 try {
bgneal@12 339 var presentation = document.getElementsByClassName('slides')[0];
bgneal@12 340 addClass(presentation, 'nocontext');
bgneal@12 341 } catch (e) {}
bgneal@12 342 };
bgneal@12 343
bgneal@12 344 var processContext = function() {
bgneal@12 345 if (hiddenContext) {
bgneal@12 346 hideContext();
bgneal@12 347 } else {
bgneal@12 348 showContext();
bgneal@12 349 }
bgneal@12 350 };
bgneal@12 351
bgneal@12 352 var toggleContext = function() {
bgneal@12 353 hiddenContext = !hiddenContext;
bgneal@12 354 processContext();
bgneal@12 355 };
bgneal@12 356
bgneal@12 357 var toggleBlank = function() {
bgneal@12 358 blank_elem = document.getElementById('blank');
bgneal@12 359
bgneal@12 360 blank_elem.style.display = blanked ? 'none' : 'block';
bgneal@12 361
bgneal@12 362 blanked = !blanked;
bgneal@12 363 };
bgneal@12 364
bgneal@12 365 var isModifierKey = function(keyCode) {
bgneal@12 366 switch (keyCode) {
bgneal@12 367 case 16: // shift
bgneal@12 368 case 17: // ctrl
bgneal@12 369 case 18: // alt
bgneal@12 370 case 91: // command
bgneal@12 371 return true;
bgneal@12 372 break;
bgneal@12 373 default:
bgneal@12 374 return false;
bgneal@12 375 break;
bgneal@12 376 }
bgneal@12 377 };
bgneal@12 378
bgneal@12 379 var checkModifierKeyUp = function(event) {
bgneal@12 380 if (isModifierKey(event.keyCode)) {
bgneal@12 381 modifierKeyDown = false;
bgneal@12 382 }
bgneal@12 383 };
bgneal@12 384
bgneal@12 385 var checkModifierKeyDown = function(event) {
bgneal@12 386 if (isModifierKey(event.keyCode)) {
bgneal@12 387 modifierKeyDown = true;
bgneal@12 388 }
bgneal@12 389 };
bgneal@12 390
bgneal@12 391 var handleBodyKeyDown = function(event) {
bgneal@12 392 switch (event.keyCode) {
bgneal@12 393 case 13: // Enter
bgneal@12 394 if (overviewActive) {
bgneal@12 395 toggleOverview();
bgneal@12 396 }
bgneal@12 397 break;
bgneal@12 398 case 27: // ESC
bgneal@12 399 toggleOverview();
bgneal@12 400 break;
bgneal@12 401 case 37: // left arrow
bgneal@12 402 case 33: // page up
bgneal@16 403 event.preventDefault();
bgneal@12 404 prevSlide();
bgneal@12 405 break;
bgneal@12 406 case 39: // right arrow
bgneal@12 407 case 32: // space
bgneal@12 408 case 34: // page down
bgneal@16 409 event.preventDefault();
bgneal@12 410 nextSlide();
bgneal@12 411 break;
bgneal@12 412 case 50: // 2
bgneal@12 413 if (!modifierKeyDown) {
bgneal@12 414 showNotes();
bgneal@12 415 }
bgneal@12 416 break;
bgneal@12 417 case 51: // 3
bgneal@12 418 if (!modifierKeyDown && !overviewActive) {
bgneal@12 419 switch3D();
bgneal@12 420 }
bgneal@12 421 break;
bgneal@12 422 case 190: // .
bgneal@12 423 case 48: // 0
bgneal@12 424 case 66: // b
bgneal@12 425 if (!modifierKeyDown && !overviewActive) {
bgneal@12 426 toggleBlank();
bgneal@12 427 }
bgneal@12 428 break;
bgneal@12 429 case 67: // c
bgneal@12 430 if (!modifierKeyDown && !overviewActive) {
bgneal@12 431 toggleContext();
bgneal@12 432 }
bgneal@12 433 break;
bgneal@12 434 case 69: // e
bgneal@12 435 if (!modifierKeyDown && !overviewActive) {
bgneal@12 436 expandSlides();
bgneal@12 437 }
bgneal@12 438 break;
bgneal@12 439 case 72: // h
bgneal@12 440 showHelp();
bgneal@12 441 break;
bgneal@12 442 case 78: // n
bgneal@12 443 if (!modifierKeyDown && !overviewActive) {
bgneal@12 444 showSlideNumbers();
bgneal@12 445 }
bgneal@12 446 break;
bgneal@12 447 case 80: // p
bgneal@12 448 if (!modifierKeyDown && !overviewActive) {
bgneal@12 449 showPresenterView();
bgneal@12 450 }
bgneal@12 451 break;
bgneal@12 452 case 83: // s
bgneal@12 453 if (!modifierKeyDown && !overviewActive) {
bgneal@12 454 showSlideSources();
bgneal@12 455 }
bgneal@12 456 break;
bgneal@12 457 case 84: // t
bgneal@12 458 showToc();
bgneal@12 459 break;
bgneal@12 460 }
bgneal@12 461 };
bgneal@12 462
bgneal@12 463 var handleWheel = function(event) {
bgneal@12 464 if (tocOpened || helpOpened || overviewActive) {
bgneal@12 465 return;
bgneal@12 466 }
bgneal@12 467
bgneal@12 468 var delta = 0;
bgneal@12 469
bgneal@12 470 if (!event) {
bgneal@12 471 event = window.event;
bgneal@12 472 }
bgneal@12 473
bgneal@12 474 if (event.wheelDelta) {
bgneal@12 475 delta = event.wheelDelta/120;
bgneal@12 476 if (window.opera) delta = -delta;
bgneal@12 477 } else if (event.detail) {
bgneal@12 478 delta = -event.detail/3;
bgneal@12 479 }
bgneal@12 480
bgneal@12 481 if (delta && delta <0) {
bgneal@12 482 nextSlide();
bgneal@12 483 } else if (delta) {
bgneal@12 484 prevSlide();
bgneal@12 485 }
bgneal@12 486 };
bgneal@12 487
bgneal@12 488 var addSlideClickListeners = function() {
bgneal@12 489 for (var i=0; i < slides.length; i++) {
bgneal@12 490 var slide = slides.item(i);
bgneal@12 491 slide.num = i + 1;
bgneal@12 492 slide.addEventListener('click', function(e) {
bgneal@12 493 if (overviewActive) {
bgneal@12 494 currentSlideNo = this.num;
bgneal@12 495 toggleOverview();
bgneal@12 496 updateSlideClasses(true);
bgneal@12 497 e.preventDefault();
bgneal@12 498 }
bgneal@12 499 return false;
bgneal@12 500 }, true);
bgneal@12 501 }
bgneal@12 502 };
bgneal@12 503
bgneal@12 504 var addRemoteWindowControls = function() {
bgneal@12 505 window.addEventListener("message", function(e) {
bgneal@12 506 if (e.data.indexOf("slide#") != -1) {
bgneal@12 507 currentSlideNo = Number(e.data.replace('slide#', ''));
bgneal@12 508 updateSlideClasses(false);
bgneal@12 509 }
bgneal@12 510 }, false);
bgneal@12 511 };
bgneal@12 512
bgneal@12 513 var addTouchListeners = function() {
bgneal@12 514 document.addEventListener('touchstart', function(e) {
bgneal@12 515 touchStartX = e.touches[0].pageX;
bgneal@12 516 }, false);
bgneal@12 517 document.addEventListener('touchend', function(e) {
bgneal@12 518 var pixelsMoved = touchStartX - e.changedTouches[0].pageX;
bgneal@12 519 var SWIPE_SIZE = 150;
bgneal@12 520 if (pixelsMoved > SWIPE_SIZE) {
bgneal@12 521 nextSlide();
bgneal@12 522 }
bgneal@12 523 else if (pixelsMoved < -SWIPE_SIZE) {
bgneal@12 524 prevSlide();
bgneal@12 525 }
bgneal@12 526 }, false);
bgneal@12 527 };
bgneal@12 528
bgneal@12 529 var addTocLinksListeners = function() {
bgneal@12 530 var toc = document.getElementById('toc');
bgneal@12 531 if (toc) {
bgneal@12 532 var tocLinks = toc.getElementsByTagName('a');
bgneal@12 533 for (var i=0; i < tocLinks.length; i++) {
bgneal@12 534 tocLinks.item(i).addEventListener('click', function(e) {
bgneal@12 535 currentSlideNo = Number(this.attributes['href'].value.replace('#slide', ''));
bgneal@12 536 updateSlideClasses(true);
bgneal@12 537 e.preventDefault();
bgneal@12 538 }, true);
bgneal@12 539 }
bgneal@12 540 }
bgneal@12 541 };
bgneal@12 542
bgneal@12 543 // initialize
bgneal@12 544
bgneal@12 545 (function() {
bgneal@12 546 if (window.location.hash == "") {
bgneal@12 547 currentSlideNo = 1;
bgneal@12 548 } else if (window.location.hash.indexOf("#presenter") != -1) {
bgneal@12 549 currentSlideNo = Number(window.location.hash.replace('#presenter', ''));
bgneal@12 550 isPresenterView = true;
bgneal@12 551 showingPresenterView = true;
bgneal@12 552 presenterViewWin = window;
bgneal@12 553 addClass(document.body, 'presenter_view');
bgneal@12 554 } else {
bgneal@12 555 currentSlideNo = Number(window.location.hash.replace('#slide', ''));
bgneal@12 556 }
bgneal@12 557
bgneal@12 558 document.addEventListener('keyup', checkModifierKeyUp, false);
bgneal@12 559 document.addEventListener('keydown', handleBodyKeyDown, false);
bgneal@12 560 document.addEventListener('keydown', checkModifierKeyDown, false);
bgneal@12 561 document.addEventListener('DOMMouseScroll', handleWheel, false);
bgneal@12 562
bgneal@12 563 window.onmousewheel = document.onmousewheel = handleWheel;
bgneal@12 564 window.onresize = expandSlides;
bgneal@12 565
bgneal@12 566 for (var i = 0, el; el = slides[i]; i++) {
bgneal@12 567 addClass(el, 'slide far-future');
bgneal@12 568 }
bgneal@12 569 updateSlideClasses(false);
bgneal@12 570
bgneal@12 571 // add support for finger events (filter it by property detection?)
bgneal@12 572 addTouchListeners();
bgneal@12 573
bgneal@12 574 addTocLinksListeners();
bgneal@12 575
bgneal@12 576 addSlideClickListeners();
bgneal@12 577
bgneal@12 578 addRemoteWindowControls();
bgneal@12 579 })();
bgneal@12 580 }