').appendTo($tmp) 84 | var $inner 85 | 86 | // 暂时的一个hack 87 | // 如果末尾是一个hr，则视作hrOnly分页 88 | // 适用于专门的ppt-md 稍后给出sample 89 | var hrOnly = $children.last().is('hr') 90 | var pageBreak = hrOnly ? 'hr' : 91 | 'h1, h2, h3, h4, h5, h6, hr' 92 | 93 | startEach() 94 | $children.each(function(i, el){ 95 | var $el = $(el) 96 | if ($el.is(pageBreak)) { 97 | endEach() 98 | startEach() 99 | if ($el.is('hr')) return 100 | } 101 | $el.appendTo($inner) 102 | }) 103 | endEach() 104 | 105 | return $tmp.html() 106 | 107 | function startEach(){ 108 | $inner = $('

') 109 | } 110 | function endEach(){ 111 | if ($inner.children().length < 1) return 112 | $('

').append($inner).appendTo($list) 113 | } 114 | } 115 | 116 | function load(html) { 117 | $main = $(html).addClass(opt.theme) 118 | onload() 119 | 120 | // 提取并设置title 121 | var title = $main.find('h1, p').first().text() || ' ' 122 | document.title = title 123 | 124 | // 添加箭头提示 125 | $('

').addClass('arrow bottom').appendTo($main) 126 | .on(isTouch ? 'touchstart' : 'mousedown', function(e){ 127 | e.preventDefault() 128 | go(1) 129 | }) 130 | } 131 | 132 | function onload() { 133 | $main.prependTo('body') 134 | hljs.initHighlighting() 135 | 136 | $secs = $main.find('section') 137 | total = $secs.length 138 | 139 | $(window).on('resize', layout) 140 | style() // 装饰 141 | //jump(hashPage()) // 显示首页 142 | //jump(1) // 显示首页 143 | jump(isDev ? hashPage() : 1) // dev模式则锁定页码 144 | 145 | // 侦听键盘事件前后页切换 146 | // 浏览器默认退格键为历史返回 147 | $(document).on('keydown', function(e){ 148 | var code = e.keyCode 149 | if (code === 40 || code === 39 || 150 | code === 32 || code === 13) { // 右/下/空格/回车前进 151 | go(1) 152 | } 153 | else if (code === 37 || code === 38) { // 左/上后退 154 | go(-1) 155 | } 156 | }) 157 | 158 | // 侦听鼠标滚轮事件前后页切换 159 | // fixme: 防止mac触摸板过度灵敏需改进 160 | var lastWheel = -1 161 | $(document).on('mousewheel', function(e){ 162 | if (e.ctrlKey) return // 忽略滚轮缩放 163 | if (Date.now() - lastWheel < 500) return 164 | lastWheel = Date.now() 165 | var delta = (e.originalEvent || e).wheelDelta 166 | if (delta < -3) { // 右/下前进 167 | go(1) 168 | } 169 | else if (delta > 3) { // 左/上后退 170 | go(-1) 171 | } 172 | }) 173 | 174 | // 侦听lcoation.hash改变 175 | /*window.addEventListener('hashchange', function(){ 176 | //console.log('on hash:', location.hash) 177 | jump(hashPage()) 178 | })*/ 179 | 180 | if (isTouch) { 181 | // 侦听swipe事件前后页切换 182 | var sx, sy, dx, dy 183 | var isDragging = false 184 | $(document).on('touchstart', function(e){ 185 | e = e.originalEvent || e 186 | if ($(e.target).closest('pre, table').length > 0) { 187 | return 188 | } 189 | isDragging = true 190 | sx = e.changedTouches[0].pageX 191 | sy = e.changedTouches[0].pageY 192 | }) 193 | $(document).on('touchmove', function(e){ 194 | e = e.originalEvent || e 195 | if (!isDragging) return 196 | e.preventDefault() 197 | }) 198 | $(document).on('touchend', function(e){ 199 | if (!isDragging) return 200 | isDragging = false 201 | e = e.originalEvent || e 202 | dx = e.changedTouches[0].pageX - sx 203 | dy = e.changedTouches[0].pageY - sy 204 | if (Math.abs(dy/dx) > 2) { 205 | if (dy < -20) go(1) 206 | else if (dy > 20) go(-1) 207 | } 208 | }) 209 | } 210 | } 211 | 212 | function style() { 213 | $secs.each(function(i, sec){ // 每页随机着色 214 | var hsv = randomColor({ 215 | luminosity: opt.theme, 216 | hue: opt.color, 217 | format: 'hsvArray' 218 | }) 219 | if (opt.theme === 'dark') { 220 | hsv[2] = Math.min(hsv[2], 30) 221 | } 222 | if (opt.theme === 'bright') { 223 | hsv[2] = Math.min(hsv[2], 60) 224 | } 225 | var rgb = HSVtoRGB(hsv) 226 | //console.log(rgb) 227 | $(sec).css({ 228 | 'background-color': 'rgb('+ rgb.join(',') +')' 229 | }) 230 | }) 231 | } 232 | 233 | function layout(page) { 234 | var $sec = $secs.eq(page - 1) 235 | var W = window.innerWidth 236 | var H = window.innerHeight 237 | if (W <= H) { // 竖屏 238 | var $div = $sec.children('div') 239 | var h = $div.outerHeight() 240 | $div.css({ 241 | 'position': 'absolute', 242 | 'padding-left': '10%', 243 | 'padding-right': '10%', 244 | 'top': 100*.45 + '%', 245 | 'margin-top': (-h/2) + 'px' 246 | }) 247 | if (h > (H-20)/(1.5-.45)) { // 内容高度超出范围需缩放 248 | $div.css({ 249 | 'top': '0', 250 | 'margin-top': '0', 251 | '-webkit-transform': 'scale('+ (H-20)/h +')', 252 | 'transform': 'scale('+ (H-20)/h +')' 253 | }) 254 | } 255 | } 256 | else { // 横屏 257 | var $div = $sec.children('div') 258 | var h = $div.outerHeight() 259 | $div.css({ 260 | 'position': 'absolute', 261 | 'padding-left': '20%', 262 | 'padding-right': '20%', 263 | 'top': 100*.47 + '%', 264 | 'margin-top': (-h/2) + 'px' 265 | }) 266 | if (h > (H-20)/(1.5-.47)) { // 内容高度超出范围需缩放 267 | $div.css({ 268 | 'top': '0', 269 | 'margin-top': '0', 270 | '-webkit-transform': 'scale('+ (H-20)/h +')', 271 | 'transform': 'scale('+ (H-20)/h +')' 272 | }) 273 | } 274 | } 275 | } 276 | 277 | function go(step) { 278 | jump(current + step) 279 | } 280 | function jump(page) { 281 | if (!loaded[page]) { 282 | $secs.eq(page - 1).waitForImages(function(){ 283 | loaded[page] = true 284 | layout(page) // 布局 285 | layout(page) // hack再次调用生效 286 | jump(page) 287 | }) 288 | return 289 | } 290 | //console.log('jump:', current, page) 291 | page = Math.max(1, Math.min(page, total)) 292 | if (page === current) return 293 | hashPage(page) 294 | clear() // 清除全部 295 | slide(page) // 显示下一页 296 | current = page 297 | } 298 | function hashPage(page){ 299 | if (arguments.length <= 0) { 300 | return parseInt(location.hash.substr(1)) || 1 301 | } 302 | //location.hash = '' + page 303 | //console.log('set hash:', location.hash) 304 | } 305 | 306 | function clear() { 307 | $secs.vhide().css('z-index', 0) 308 | .removeClass([ 309 | 'slideInUp', 'slideInDown', 310 | 'slideOutUp', 'slideOutDown', 311 | 'animated', 312 | ].join(' ')) 313 | } 314 | function slide(page) { 315 | var dir = page > current ? 'Up' : 'Down' 316 | var $next = $secs.eq(page - 1) 317 | var $prev = $secs.eq(current -1) 318 | $next.css('z-index', 2) 319 | .addClass([ 320 | 'slideIn' + dir, 'animated' 321 | ].join(' ')).vshow() 322 | if (current > 0) { 323 | $prev.css('z-index', 3) 324 | .addClass([ 325 | 'slideOut' + dir, 'animated' 326 | ].join(' ')).vshow() 327 | } 328 | } 329 | 330 | 331 | function HSVtoRGB (hsv) { 332 | 333 | // this doesn't work for the values of 0 and 360 334 | // here's the hacky fix 335 | var h = hsv[0]; 336 | if (h === 0) {h = 1} 337 | if (h === 360) {h = 359} 338 | 339 | // Rebase the h,s,v values 340 | h = h/360; 341 | var s = hsv[1]/100, 342 | v = hsv[2]/100; 343 | 344 | var h_i = Math.floor(h*6), 345 | f = h * 6 - h_i, 346 | p = v * (1 - s), 347 | q = v * (1 - f*s), 348 | t = v * (1 - (1 - f)*s), 349 | r = 256, 350 | g = 256, 351 | b = 256; 352 | 353 | switch(h_i) { 354 | case 0: r = v, g = t, b = p; break; 355 | case 1: r = q, g = v, b = p; break; 356 | case 2: r = p, g = v, b = t; 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-------------------------------------------------------------------------------- /web/ppt_/randomColor.js: -------------------------------------------------------------------------------- 1 | // randomColor by David Merfield under the MIT license 2 | // https://github.com/davidmerfield/randomColor/ 3 | 4 | ;(function(root, factory) { 5 | 6 | // Support AMD 7 | if (typeof define === 'function' && define.amd) { 8 | define([], factory); 9 | 10 | // Support CommonJS 11 | } else if (typeof exports === 'object') { 12 | var randomColor = factory(); 13 | 14 | // Support NodeJS & Component, which allow module.exports to be a function 15 | if (typeof module === 'object' && module && module.exports) { 16 | exports = module.exports = randomColor; 17 | } 18 | 19 | // Support CommonJS 1.1.1 spec 20 | exports.randomColor = randomColor; 21 | 22 | // Support vanilla script loading 23 | } else { 24 | root.randomColor = factory(); 25 | }; 26 | 27 | }(this, function() { 28 | 29 | // Seed to get repeatable colors 30 | var seed = null; 31 | 32 | // Shared color dictionary 33 | var colorDictionary = {}; 34 | 35 | // Populate the color dictionary 36 | loadColorBounds(); 37 | 38 | var randomColor = function(options) { 39 | options = options || {}; 40 | if (options.seed && !seed) seed = options.seed; 41 | 42 | var H,S,B; 43 | 44 | // Check if we need to generate multiple colors 45 | if (options.count != null) { 46 | 47 | var totalColors = options.count, 48 | colors = []; 49 | 50 | options.count = null; 51 | 52 | while (totalColors > colors.length) { 53 | colors.push(randomColor(options)); 54 | } 55 | 56 | options.count = totalColors; 57 | 58 | //Keep the seed constant between runs. 59 | if (options.seed) seed = options.seed; 60 | 61 | return colors; 62 | } 63 | 64 | // First we pick a hue (H) 65 | H = pickHue(options); 66 | 67 | // Then use H to determine saturation (S) 68 | S = pickSaturation(H, options); 69 | 70 | // Then use S and H to determine brightness (B). 71 | B = pickBrightness(H, S, options); 72 | 73 | // Then we return the HSB color in the desired format 74 | return setFormat([H,S,B], options); 75 | }; 76 | 77 | function pickHue (options) { 78 | 79 | var hueRange = getHueRange(options.hue), 80 | hue = randomWithin(hueRange); 81 | 82 | // Instead of storing red as two seperate ranges, 83 | // we group them, using negative numbers 84 | if (hue < 0) {hue = 360 + hue} 85 | 86 | return hue; 87 | 88 | } 89 | 90 | function pickSaturation (hue, options) { 91 | 92 | if (options.luminosity === 'random') { 93 | return randomWithin([0,100]); 94 | } 95 | 96 | if (options.hue === 'monochrome') { 97 | return 0; 98 | } 99 | 100 | var saturationRange = getSaturationRange(hue); 101 | 102 | var sMin = saturationRange[0], 103 | sMax = saturationRange[1]; 104 | 105 | switch (options.luminosity) { 106 | 107 | case 'bright': 108 | sMin = 55; 109 | break; 110 | 111 | case 'dark': 112 | sMin = sMax - 10; 113 | break; 114 | 115 | case 'light': 116 | sMax = 55; 117 | break; 118 | } 119 | 120 | return randomWithin([sMin, sMax]); 121 | 122 | } 123 | 124 | function pickBrightness (H, S, options) { 125 | 126 | var brightness, 127 | bMin = getMinimumBrightness(H, S), 128 | bMax = 100; 129 | 130 | switch (options.luminosity) { 131 | 132 | case 'dark': 133 | bMax = bMin + 20; 134 | break; 135 | 136 | case 'light': 137 | bMin = (bMax + bMin)/2; 138 | break; 139 | 140 | case 'random': 141 | bMin = 0; 142 | bMax = 100; 143 | break; 144 | } 145 | 146 | return randomWithin([bMin, bMax]); 147 | 148 | } 149 | 150 | function setFormat (hsv, options) { 151 | 152 | switch (options.format) { 153 | 154 | case 'hsvArray': 155 | return hsv; 156 | 157 | case 'hslArray': 158 | return HSVtoHSL(hsv); 159 | 160 | case 'hsl': 161 | var hsl = HSVtoHSL(hsv); 162 | return 'hsl('+hsl[0]+', '+hsl[1]+'%, '+hsl[2]+'%)'; 163 | 164 | case 'hsla': 165 | var hslColor = HSVtoHSL(hsv); 166 | return 'hsla('+hslColor[0]+', '+hslColor[1]+'%, '+hslColor[2]+'%, ' + Math.random() + ')'; 167 | 168 | case 'rgbArray': 169 | return HSVtoRGB(hsv); 170 | 171 | case 'rgb': 172 | var rgb = HSVtoRGB(hsv); 173 | return 'rgb(' + rgb.join(', ') + ')'; 174 | 175 | case 'rgba': 176 | var rgbColor = HSVtoRGB(hsv); 177 | return 'rgba(' + rgbColor.join(', ') + ', ' + Math.random() + ')'; 178 | 179 | default: 180 | return HSVtoHex(hsv); 181 | } 182 | 183 | } 184 | 185 | function getMinimumBrightness(H, S) { 186 | 187 | var lowerBounds = getColorInfo(H).lowerBounds; 188 | 189 | for (var i = 0; i < lowerBounds.length - 1; i++) { 190 | 191 | var s1 = lowerBounds[i][0], 192 | v1 = lowerBounds[i][1]; 193 | 194 | var s2 = lowerBounds[i+1][0], 195 | v2 = lowerBounds[i+1][1]; 196 | 197 | if (S >= s1 && S <= s2) { 198 | 199 | var m = (v2 - v1)/(s2 - s1), 200 | b = v1 - m*s1; 201 | 202 | return m*S + b; 203 | } 204 | 205 | } 206 | 207 | return 0; 208 | } 209 | 210 | function getHueRange (colorInput) { 211 | 212 | if (typeof parseInt(colorInput) === 'number') { 213 | 214 | var number = parseInt(colorInput); 215 | 216 | if (number < 360 && number > 0) { 217 | return [number, number]; 218 | } 219 | 220 | } 221 | 222 | if (typeof colorInput === 'string') { 223 | 224 | if (colorDictionary[colorInput]) { 225 | var color = colorDictionary[colorInput]; 226 | if (color.hueRange) {return color.hueRange} 227 | } 228 | } 229 | 230 | return [0,360]; 231 | 232 | } 233 | 234 | function getSaturationRange (hue) { 235 | return getColorInfo(hue).saturationRange; 236 | } 237 | 238 | function getColorInfo (hue) { 239 | 240 | // Maps red colors to make picking hue easier 241 | if (hue >= 334 && hue <= 360) { 242 | hue-= 360; 243 | } 244 | 245 | for (var colorName in colorDictionary) { 246 | var color = colorDictionary[colorName]; 247 | if (color.hueRange && 248 | hue >= color.hueRange[0] && 249 | hue <= color.hueRange[1]) { 250 | return colorDictionary[colorName]; 251 | } 252 | } return 'Color not found'; 253 | } 254 | 255 | function randomWithin (range) { 256 | if (seed == null) { 257 | return Math.floor(range[0] + Math.random()*(range[1] + 1 - range[0])); 258 | } else { 259 | //Seeded random algorithm from http://indiegamr.com/generate-repeatable-random-numbers-in-js/ 260 | var max = range[1] || 1; 261 | var min = range[0] || 0; 262 | seed = (seed * 9301 + 49297) % 233280; 263 | var rnd = seed / 233280.0; 264 | return Math.floor(min + rnd * (max - min)); 265 | } 266 | } 267 | 268 | function HSVtoHex (hsv){ 269 | 270 | var rgb = HSVtoRGB(hsv); 271 | 272 | function componentToHex(c) { 273 | var hex = c.toString(16); 274 | return hex.length == 1 ? "0" + hex : hex; 275 | } 276 | 277 | var hex = "#" + componentToHex(rgb[0]) + componentToHex(rgb[1]) + componentToHex(rgb[2]); 278 | 279 | return hex; 280 | 281 | } 282 | 283 | function defineColor (name, hueRange, lowerBounds) { 284 | 285 | var sMin = lowerBounds[0][0], 286 | sMax = lowerBounds[lowerBounds.length - 1][0], 287 | 288 | bMin = lowerBounds[lowerBounds.length - 1][1], 289 | bMax = lowerBounds[0][1]; 290 | 291 | colorDictionary[name] = { 292 | hueRange: hueRange, 293 | lowerBounds: lowerBounds, 294 | saturationRange: [sMin, sMax], 295 | brightnessRange: [bMin, bMax] 296 | }; 297 | 298 | } 299 | 300 | function loadColorBounds () { 301 | 302 | defineColor( 303 | 'monochrome', 304 | null, 305 | [[0,0],[100,0]] 306 | ); 307 | 308 | defineColor( 309 | 'red', 310 | [-26,18], 311 | [[20,100],[30,92],[40,89],[50,85],[60,78],[70,70],[80,60],[90,55],[100,50]] 312 | ); 313 | 314 | defineColor( 315 | 'orange', 316 | [19,46], 317 | [[20,100],[30,93],[40,88],[50,86],[60,85],[70,70],[100,70]] 318 | ); 319 | 320 | defineColor( 321 | 'yellow', 322 | [47,62], 323 | [[25,100],[40,94],[50,89],[60,86],[70,84],[80,82],[90,80],[100,75]] 324 | ); 325 | 326 | defineColor( 327 | 'green', 328 | [63,178], 329 | [[30,100],[40,90],[50,85],[60,81],[70,74],[80,64],[90,50],[100,40]] 330 | ); 331 | 332 | defineColor( 333 | 'blue', 334 | [179, 257], 335 | [[20,100],[30,86],[40,80],[50,74],[60,60],[70,52],[80,44],[90,39],[100,35]] 336 | ); 337 | 338 | defineColor( 339 | 'purple', 340 | [258, 282], 341 | [[20,100],[30,87],[40,79],[50,70],[60,65],[70,59],[80,52],[90,45],[100,42]] 342 | ); 343 | 344 | defineColor( 345 | 'pink', 346 | [283, 334], 347 | [[20,100],[30,90],[40,86],[60,84],[80,80],[90,75],[100,73]] 348 | ); 349 | 350 | } 351 | 352 | function HSVtoRGB (hsv) { 353 | 354 | // this doesn't work for the values of 0 and 360 355 | // here's the hacky fix 356 | var h = hsv[0]; 357 | if (h === 0) {h = 1} 358 | if (h === 360) {h = 359} 359 | 360 | // Rebase the h,s,v values 361 | h = h/360; 362 | var s = hsv[1]/100, 363 | v = hsv[2]/100; 364 | 365 | var h_i = Math.floor(h*6), 366 | f = h * 6 - h_i, 367 | p = v * (1 - s), 368 | q = v * (1 - f*s), 369 | t = v * (1 - (1 - f)*s), 370 | r = 256, 371 | g = 256, 372 | b = 256; 373 | 374 | switch(h_i) { 375 | case 0: r = v, g = t, b = p; break; 376 | case 1: r = q, g = v, b = p; break; 377 | case 2: r = p, g = v, b = t; break; 378 | case 3: r = p, g = q, b = v; break; 379 | case 4: r = t, g = p, b = v; break; 380 | case 5: r = v, g = p, b = q; break; 381 | } 382 | var result = [Math.floor(r*255), Math.floor(g*255), Math.floor(b*255)]; 383 | return result; 384 | } 385 | 386 | function HSVtoHSL (hsv) { 387 | var h = hsv[0], 388 | s = hsv[1]/100, 389 | v = hsv[2]/100, 390 | k = (2-s)*v; 391 | 392 | return [ 393 | h, 394 | Math.round(s*v / (k<1 ? k : 2-k) * 10000) / 100, 395 | k/2 * 100 396 | ]; 397 | } 398 | 399 | return randomColor; 400 | })); --------------------------------------------------------------------------------