principles-ui-components

<!doctype html> <html lang="en"> <head> <title>Code coverage report for UI_Component/VMultiLineList.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../prettify.css" /> <link rel="stylesheet" href="../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../index.html">All files</a> / <a href="index.html">UI_Component</a> VMultiLineList.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 100% Statements 166/166 </div> <div class='fl pad1y space-right2'> 96.51% Branches 83/86 </div> <div class='fl pad1y space-right2'> 100% Functions 21/21 </div> <div class='fl pad1y space-right2'> 100% Lines 165/165 </div> </div> </div> <div class='status-line high'></div> <pre><table class="coverage"> <tr><td class="line-count quiet">1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462</td><td class="line-coverage quiet">                  1x 1x 1x                 5x   5x               5x   5x 5x 5x   5x 5x       5x             9x       29x                     14x 14x   14x     14x 14x   14x   14x     14x 14x 14x 57x                     31x 31x 122x     31x       1x 1x   1x 1x 1x 1x 1x   1x               11x   11x   11x 6x 5x 4x         11x 11x 1x 1x 1x 1x     10x 10x 3x 3x   3x 1x   7x 3x 3x   3x 1x     4x 4x     6x 1x 1x 5x 1x 1x     6x 1x 5x 1x             17x 4x 4x 1x 3x 3x 3x             5x 1x 1x     4x   4x 1x     4x       2x 1x 1x     1x       21x 1x 1x     20x 20x 20x   20x 20x   2x     1x 1x   2x     4x   3x 2x 1x   1x 1x 1x   1x 1x   3x     4x     3x 3x   4x     8x     7x 7x 1x 1x   6x     8x     1x 1x 1x   1x           19x 13x 13x 3x     13x 11x 11x     13x             19x       1x 1x     1x         31x   31x                 31x                   31x 31x 29x                       31x 31x 16x     31x 31x 31x 31x 122x 122x 122x 600x                 600x 600x 600x     1200x                   122x     31x   62x               1x                                                         1x                                                                      </td><td class="text"><pre class="prettyprint lang-js">import React, { Component } from 'react'; import PropTypes from 'prop-types'; import { is, Map, fromJS } from 'immutable'; import { KEY, VOICE_GUIDE_DELAY, AnimationEffect, TTSTYPE } from './common/CommonDefine'; import ScrollBar from './ScrollBar'; import ImageItem from './ImageItem'; import ScrollText from './common/ScrollText'; import TTS from './common/TTS';   const SCROLL_BAR_WIDTH = 3; const SCROLL_BAR_TYPE = 'v'; const Offset = { NONE: 0, DOWN: 1, UP: 2, };   export default class VMultiLineList extends Component {   constructor(props) { super(props);   this.state = { focusedIndex: 0, // index of focused item, begin with 0 scrollTranslate: 0, // translate Y for the grid scrollPercent: 0, // the scroll percent for scroll bar enter: false, // do enter animation or not hasFocus: false, };   this.enterCB = this.enterCB.bind(this);   this.focusedIdx = { index: 0, row: 0, column: 0 }; // the focused item's index and coordinates(i, j) this.scrollTop = 0; // scrollTop for translate Y this.focusChangeObject = { voiceGuideText: 'focus changed' };   this.offsetAction = Offset.NONE; this.dataOffset = 0; }   componentWillMount() { // when this component getting new props. Even though you call here, setState, Render is not triggered !! this.setInfo(this.props); }   componentDidMount() { }   componentWillReceiveProps(nextProps) { this.setInfo(nextProps); }   shouldComponentUpdate(nextProps, nextState) { return (JSON.stringify(nextProps) !== JSON.stringify(this.props)) || (JSON.stringify(nextState) !== JSON.stringify(this.state)); }   componentDidUpdate(prevProps, prevState) { // console.error(`componentDidUpdate ${this.listnode.offsetHeight}`); }   componentWillUnmount() { }   setInfo(props) { this.itemW = props.OSD[0].layout.w; // list item width this.itemH = props.OSD[0].layout.h; // list item height   this.displayRow = Math.ceil( (props.layout.h - props.list.t) / (this.itemH + props.list.vSpacing));   this.listLength = props.OSD.length; // list data length this.listRow = Math.ceil(this.listLength / props.countPerRow); // list row number   this.listH = (props.list.t * 2) + (this.itemH * this.listRow) + ((this.listRow - 1) * props.list.vSpacing); // list area height with top and bottom gap this.listW = (props.list.l * 2) + (this.itemW * props.countPerRow) + ((props.countPerRow - 1) * props.list.hSpacing); // list area width with left and right gap   this.sequence = []; const dataBuffer = (props.buffer * 2) + this.displayRow; for (let idx = 0; idx < dataBuffer; idx++) { this.sequence.push(idx); } }   /* * function: getDyadicArray * array: [A,B,..,C,D,..] * part: count per row * return: [A,B,..][C,D,..] */ getDyadicArray(array, part, offset, buffer) { const dyadicArray = []; for (let i = offset * part; i < array.length && i < (offset + buffer) * part; i += part) { dyadicArray.push(array.slice(i, i + part)); } // console.log(`[GridList.js::getDyadicArray()]array.length:${array.length}, dyadicArray:${dyadicArray.length}`); return dyadicArray; }   getElementPos(elem) { let x = 0; let y = 0;   let mElem = elem; while (mElem != null) { x += mElem.offsetLeft; y += mElem.offsetTop; mElem = mElem.offsetParent; } return { x, y }; }   /* *function: setScrollTop *description: calculate scrolltop value */ setScrollTop() { const { layout, list } = this.props;   const focusItemY = list.t + (this.focusedIdx.row * (list.vSpacing + this.itemH));   if (focusItemY + this.itemH + this.scrollTop > layout.h - list.t) { this.scrollTop = (-focusItemY) + (layout.h - this.itemH - list.t); } else if (focusItemY + this.scrollTop < list.t) { this.scrollTop = (-focusItemY) + list.t; } }   setDataOffset() { const { layout, list, buffer } = this.props; if (this.listRow - ((buffer * 2) + this.displayRow) <= 0) { this.dataOffset = 0; this.offsetAction = Offset.NONE; console.log(`data length [${this.listRow}] short. buffer[${buffer}],displayRow[${this.displayRow}]`); return; }   const focusItemY = list.t + (this.focusedIdx.row * (list.vSpacing + this.itemH)); if (focusItemY + this.scrollTop > layout.h) { this.offsetAction = Offset.DOWN; this.dataOffset = (this.focusedIdx.row + 1) - (buffer + this.displayRow); // console.error(`offsetAction ${this.offsetAction}, dataOffset ${this.dataOffset}`); if (this.dataOffset === 0) { // start, '==', bodrder, reset offsetaction this.offsetAction = Offset.NONE; } } else if (focusItemY + this.itemH + this.scrollTop < 0) { this.offsetAction = Offset.UP; this.dataOffset = this.focusedIdx.row - buffer; // console.error(`offsetAction ${this.offsetAction}, dataOffset ${this.dataOffset}`); if (this.dataOffset === this.listRow - ((buffer * 2) + this.displayRow)) { this.offsetAction = Offset.NONE; } } else { this.offsetAction = Offset.NONE; return; }   if (this.dataOffset < 0) { // start this.dataOffset = 0; this.offsetAction = Offset.NONE; } else if (this.dataOffset > this.listRow - ((buffer * 2) + this.displayRow)) { // end, '==', bodrder, reset offsetaction this.dataOffset = this.listRow - ((buffer * 2) + this.displayRow); this.offsetAction = Offset.NONE; }   if (this.offsetAction === Offset.DOWN) { this.sequence = [this.sequence[this.sequence.length - 1], ...this.sequence.slice(0, this.sequence.length - 1)]; } else if (this.offsetAction === Offset.UP) { this.sequence = [...this.sequence.slice(1, this.sequence.length), this.sequence[0]]; }   // console.log(`offsetAction ${this.offsetAction}, dataOffset ${this.dataOffset}`); }   playTTS(type) { if (this.props.ttsEnable) { console.log(`VMultiline list play TTS, type[${type}], index[${this.focusedIdx.index}]`); if (type === TTSTYPE.LIST) { this.TTSnode.playTTS(); } else Eif (type === TTSTYPE.ITEM) { Eif (this[`item${this.focusedIdx.index}`]) { this[`item${this.focusedIdx.index}`].playTTS(); } } } }   keyFocusIn() { if (this.state.hasFocus === true) { console.log('list had focus, do nothing!'); return; }   this.playTTS(TTSTYPE.LIST);   if (this.props.onGridFocus && typeof this.props.onGridFocus === 'function') { this.props.onGridFocus(); }   this.setState({ hasFocus: true, enter: false }); }   keyFocusOut() { if (this.state.hasFocus === false) { console.log('list had lose focus, do nothing!'); return; }   this.setState({ hasFocus: false, enter: false }); }   handleKey(event) { if (this.state.hasFocus === false) { console.log('list have no focus, do nothing!'); return false; }   const preFocus = this.focusedIdx.index; const preRow = this.focusedIdx.row; const { countPerRow } = this.props;   let isEnter = false; switch (event.keyCode) { case KEY.LEFT: if (this.focusedIdx.column === 0) { // block } else { this.focusedIdx.index -= 1; this.focusedIdx.column -= 1; } break;   case KEY.RIGHT: if (this.focusedIdx.column === countPerRow - 1) { // block } else if (this.focusedIdx.index === this.listLength - 1) { if (this.focusedIdx.row === 0) { break; } this.focusedIdx.row -= 1; this.focusedIdx.column = countPerRow - 1; this.focusedIdx.index = (this.focusedIdx.row * countPerRow) + this.focusedIdx.column; } else { this.focusedIdx.index += 1; this.focusedIdx.column += 1; } break;   case KEY.UP: if (this.focusedIdx.row === 0) { // block } else { this.focusedIdx.row -= 1; this.focusedIdx.index -= countPerRow; } break;   case KEY.DOWN: if (this.focusedIdx.row === (this.listRow - 1)) { // block } else { this.focusedIdx.row += 1; if ((this.focusedIdx.index + countPerRow) > (this.listLength - 1)) { this.focusedIdx.index = this.listLength - 1; this.focusedIdx.column = (this.listLength % countPerRow) - 1; } else { this.focusedIdx.index += countPerRow; } } break;   case KEY.ENTER: isEnter = true; this.setState({ enter: isEnter }); break; default: return false; // false: pass event to base component, true: not pass // break; }   // console.log(`[GridList.js::handleKey()] ${event.keyCode} ${JSON.stringify(this.focusedIdx)}`);   if (this.focusedIdx.index !== preFocus) { this.playTTS(TTSTYPE.ITEM); if (this.props.onFocusChanged && typeof this.props.onFocusChanged === 'function') { this.focusChangeObject = this.props.onFocusChanged(preFocus, this.focusedIdx.index); }   if (this.focusedIdx.row !== preRow) { this.setDataOffset(); this.setScrollTop(); }   this.setState({ focusedIndex: this.focusedIdx.index, scrollTranslate: this.scrollTop, scrollPercent: (-this.scrollTop) / (this.listH - this.props.layout.h), }); }   return true; }   enterCB() { Eif (this.props.onItemPress && typeof this.props.onItemPress === 'function') { this.props.onItemPress(this.focusedIdx.index); }   this.setState({ enter: false }); }   render() { const { OSD, layout, list, scrollbar, scrollBarEnable, countPerRow, enlarge, highContrast, ttsEnable, ttsText, buffer } = this.props;   const layoutStyle = { position: 'absolute', left: layout.l, top: layout.t, width: layout.w, height: layout.h, overflow: 'hidden', };   const listStyle = { position: 'absolute', left: list.l - (list.hSpacing / 2), top: list.t - (list.vSpacing / 2), width: this.listW, height: this.listH, transform: `translateY(${this.state.scrollTranslate}px) translateZ(100px)`, transition: 'all 0.3s', };   let scrollbarComponent = null; if (scrollBarEnable && (this.listH > layout.h)) { scrollbarComponent = (<ScrollBar left={scrollbar.l} top={scrollbar.t} barType={SCROLL_BAR_TYPE} bgWidth={SCROLL_BAR_WIDTH} bgHeight={layout.h - (scrollbar.t * 2)} barPercent={layout.h / this.listH} scrollPercent={this.state.scrollPercent} highContarstValue={highContrast} />); }   let TTSComponent = null; if (ttsEnable) { TTSComponent = <TTS ref={(TTSnode) => { this.TTSnode = TTSnode; }} ttsEnable={ttsEnable} ttsText={ttsText} />; }   const dyadicArray = this.getDyadicArray(OSD, countPerRow, this.dataOffset, (buffer * 2) + this.displayRow); const rowLength = dyadicArray.length; const listComponent = []; for (let idxR = 0; idxR < rowLength; idxR++) { const rowComponent = []; const columnLength = dyadicArray[this.sequence[idxR]].length; for (let idxC = 0; idxC < columnLength; idxC++) { const itemStyle = { position: 'absolute', padding: `${list.vSpacing / 2}px ${list.hSpacing / 2}px`, width: this.itemW + list.hSpacing, height: this.itemH + list.vSpacing, left: idxC * (this.itemW + list.hSpacing), top: (this.sequence[idxR] + this.dataOffset) * (this.itemH + list.vSpacing), }; // console.error(`${this.sequence[idxR] + this.dataOffset}`); const itemIdx = ((this.sequence[idxR] + this.dataOffset) * countPerRow) + idxC; const focus = (this.state.hasFocus && itemIdx === this.state.focusedIndex); rowComponent.push(<div key={idxC} style={itemStyle}> <ImageItem OSD={dyadicArray[this.sequence[idxR]][idxC]} ref={(node) => { this[`item${itemIdx}`] = node; }} focus={focus} enterCB={this.enterCB} enter={this.state.enter && focus} enlarge={enlarge} highContrast={highContrast} ttsEnable={ttsEnable} /> </div>); } listComponent.push(<div key={idxR} style={{}}>{rowComponent}</div>); }   return (<div style={layoutStyle}> {scrollbarComponent} <div style={listStyle} ref={(listnode) => { this.listnode = listnode; }}> {listComponent} </div> {TTSComponent} </div>); } }   VMultiLineList.defaultProps = { scrollBarEnable: true, enlarge: false, highContrast: false, ttsEnable: false, ttsText: '', buffer: 1, list: { l: 80, t: 100, hSpacing: 80, // left and right side vSpacing: 145, // spacing between rows },   title: undefined,   scrollbar: { l: 30, t: 1, },   onItemPress: undefined, // function (wz, itemData, data) // onEnterKeyLongPressed:undefined // function (wzFocused, itemData, type) onGridFocus: undefined, // function (wzFocused,itemIndex,groupIndex) // onGridBlur:undefined // function (wzFocused) onFocusChanged: undefined, // function (fromItemIndex, toItemIndex)   };   VMultiLineList.propTypes = { OSD: PropTypes.array.isRequired, // array for imageitem osd,, element type checkeing at image item component countPerRow: PropTypes.number.isRequired, buffer: PropTypes.number, scrollBarEnable: PropTypes.bool, enlarge: PropTypes.bool, highContrast: PropTypes.bool, ttsEnable: PropTypes.bool, ttsText: PropTypes.string, layout: PropTypes.shape({ l: PropTypes.number.isRequired, t: PropTypes.number.isRequired, w: PropTypes.number.isRequired, h: PropTypes.number.isRequired, }).isRequired,   list: PropTypes.shape({ l: PropTypes.number, t: PropTypes.number, hSpacing: PropTypes.number, vSpacing: PropTypes.number, }),   scrollbar: PropTypes.shape({ l: PropTypes.number, t: PropTypes.number, }),   onItemPress: PropTypes.func, // onEnterKeyLongPressed: PropTypes.func, onGridFocus: PropTypes.func, // onGridBlur: PropTypes.func, onFocusChanged: PropTypes.func, };    </pre></td></tr> </table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="https://istanbul.js.org/" target="_blank">istanbul</a> at Tue Aug 15 2017 12:07:28 GMT+0800 (CST) </div> </div> <script src="../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../sorter.js"></script> </body> </html>