0.6.x/js/02_dom/06_XNodeCSS.js

   1
   2
   3 /*
   4  * style 値の変更は、enterFrame 後にまとめて適用
   5  * width(), height(), x(), y() 1em の取得時にも適用
   6  * css3 の ie用 fix は X.UI レベルで行う
   7  *
   8  * use X.Dom.Event
   9  */
  10
  11 /* font-size -> fontSize */
  12 function X_Node_CSS_camelize( cssProp ){
  13         var parts, l, i, parts0, camelized;
  14
  15         if( camelized = X_Node_CSS__DICTIONARY_CAMELIZE[ cssProp ] ) return camelized;
  16         parts  = cssProp.split( ' ' ).join( '' ).split( '-' );
  17         parts0 = parts[ 0 ];
  18         l      = parts.length;
  19         if( l === 1 ) return parts0;
  20
  21         camelized = cssProp.charAt(0) === '-'
  22           ? parts0.charAt( 0 ).toUpperCase() + parts0.substring( 1 )
  23           : parts0;
  24
  25         for( i = 1; i < l; ++i ){
  26                 camelized += parts[ i ].charAt( 0 ).toUpperCase() + parts[ i ].substring( 1 );
  27         };
  28         return X_Node_CSS__DICTIONARY_CAMELIZE[ cssProp ] = camelized;
  29 };
  30
  31 // TODO use X_HTMLParser_CHARS
  32 /* fontSize -> font-size */
  33 function X_Node_CSS_uncamelize( str ){
  34         var A = X_Node_CSS_CHAR_CODE_A,
  35                 Z = A + 25,
  36                 uncamelized, l, chr, code, i;
  37         str = str.split( ' ' ).join( '' );
  38         if( uncamelized = X_Node_CSS__DICTIONARY_UNCAMELIZE[ str ] ) return uncamelized;
  39         uncamelized = '';
  40         for( i = 0, l = str.length; i < l; ++i ){
  41                 chr = str.charAt( i );
  42                 code = chr.charCodeAt( 0 );
  43                 uncamelized += ( A <= code && code <= Z ) ? '-' + chr : chr;
  44         };
  45         return X_Node_CSS__DICTIONARY_UNCAMELIZE[ str ] = uncamelized.toLowerCase();
  46 };
  47
  48 var
  49
  50 X_node_CSS_getComputedStyle = window.getComputedStyle || document.defaultView && document.defaultView.getComputedStyle,
  51
  52         /* font-size -> fontSize */
  53 X_Node_CSS__DICTIONARY_CAMELIZE = {},
  54
  55         /* fontSize -> font-size */
  56 X_Node_CSS_CHAR_CODE_A = 'A'.charCodeAt( 0 ),
  57
  58 X_Node_CSS__DICTIONARY_UNCAMELIZE = {},
  59
  60 /*
  61  * CSS における display, position, float プロパティの相互関係
  62  * http://d.hatena.ne.jp/elm200/20080201/1201874740
  63  *
  64  * CSS21:9.7 Relationships between ’display’, ’position’, and ’float’
  65  * http://www.w3.org/TR/CSS21/visuren.html#dis-pos-flo
  66  *
  67  *   display:none? -yes-> 非表示
  68  *    ↓
  69  *   position:absolute? -yes-> float:none,display:block;
  70  *    ↓
  71  *   float:none? -no-> display:block;
  72  *    ↓
  73  *   display:そのまま
  74  *
  75  *
  76 display         position                        float
  77 block           static|relative         none
  78 block           static|relative         right|left
  79 block           absolute                        none
  80 inline          static|relative         none
  81
  82 _DISPLAY_NONE
  83 _ABSOLUTE_BOX
  84 _FLOAT_BOX
  85 _GRNERAL
  86  */
  87 X_Node_CSS_VENDER_PREFIX = {},
  88
  89 X_Node_CSS__CLIP_SEPARATOR = X_UA.IE < 8 ? ' ' : ',',
  90
  91 X_Node_CSS__UNIT_RATIO      = {},
  92 X_Node_CSS__FONT_SIZE_RATIO = {},
  93
  94         //  https://developer.mozilla.org/en-US/docs/Web/CSS/transform
  95         //  Firefox 3.5, ie9, Opera 10.5, Safari 3.1, Chrome
  96         //  3D support Firefox 10, ie10, Safari 4.0, Chrome 12.0
  97         // transform : void 0,
  98
  99         //  https://developer.mozilla.org/ja/docs/Web/Guide/CSS/Using_CSS_transitions
 100         //  Chrome 1.0, Firefox 4.0, ie10, Opera 10.5, Safari 3.2
 101         //  Android 2.1, Firefox Android 4.0, Opera Mobile 10, Safari Mobile 3.2
 102         // transition : void 0
 103
 104         // ブラウザ毎の getComputedStyle の戻り値 http://d.hatena.ne.jp/uupaa/20080928/1222543331
 105
 106 X_Node_CSS_COLOR = {
 107                 BLACK         : 0x0,
 108                 RED           : 0xFF0000,
 109                 LIME          : 0x00FF00,
 110                 BLUE          : 0x0000FF,
 111                 YELLOW        : 0xFFFF00,
 112                 AQUA          : 0x00FFFF,
 113                 CYAN          : 0x00FFFF,
 114                 MAGENTA       : 0xFF00FF,
 115                 FUCHSIA       : 0xFF00FF,
 116                 WHITE         : 0xFFFFFF,
 117                 GREEN         : 0x008000,
 118                 PURPLE        : 0x800080,
 119                 MAROON        : 0x800000,
 120                 NAVY          : 0x000080,
 121                 OLIVE         : 0x808000,
 122                 TEAL          : 0x008080,
 123                 GRAY          : 0x808080,
 124                 SILVER        : 0xC0C0C0,
 125                 DIMGRAY       : 0x696969,
 126                 SLATEGRAY     : 0x708090,
 127                 DARKGRAY      : 0xA9A9A9,
 128                 GAINSBORO     : 0xDCDCDC,
 129                 MIDNIGHTBLUE  : 0x191970,
 130                 SLATEBLUE     : 0x6A5ACD,
 131                 MEDIUMBLUE    : 0x0000CD,
 132                 ROYALBLUE     : 0x4169E1,
 133                 DODGERBLUE    : 0x1E90FF,
 134                 SKYBLUE       : 0x87CEEB,
 135                 STEELBLUE     : 0x4682B4,
 136                 LIGHTBLUE     : 0xADD8E6,
 137                 PALETURQUOISE : 0xAFEEEE,
 138                 TURQUOISE     : 0x40E0D0,
 139                 LIGHTCYAN     : 0xE0FFFF,
 140                 AQUAMARINE    : 0x7FFFD4,
 141                 DARKGREEN     : 0x006400,
 142                 SEAGREEN      : 0x2E8B57,
 143                 LIGHTGREEN    : 0x90EE90,
 144                 CHARTREUSE    : 0x7FFF00,
 145                 GREENYELLOW   : 0xADFF2F,
 146                 LIMEGREEN     : 0x32CD32,
 147                 YELLOWGREEN   : 0x9ACD32,
 148                 OLIVEDRAB     : 0x6B8E23,
 149                 DARKKHAKI     : 0xBCB76B,
 150                 PALEGOLDENROD : 0xEEE8AA,
 151                 LIGHTYELLOW   : 0xFFFFE0,
 152                 GOLD          : 0xFFD700,
 153                 GOLDENROD     : 0xDAA520,
 154                 DARKGOLDENROD : 0xB8860B,
 155                 ROSYBROWN     : 0xBC8F8F,
 156                 INDIANRED     : 0xCD5C5C,
 157                 SADDLEBROWN   : 0x8B4513,
 158                 SIENNA        : 0xA0522D,
 159                 PERU          : 0xCD853F,
 160                 BURLYWOOD     : 0xDEB887,
 161                 BEIGE         : 0xF5F5DC,
 162                 WHEAT         : 0xF5DEB3,
 163                 SANDYBROWN    : 0xF4A460,
 164                 TAN           : 0xD2B48C,
 165                 CHOCOLATE     : 0xD2691E,
 166                 FIREBRICK     : 0xB22222,
 167                 BROWN         : 0xA52A2A,
 168                 SALMON        : 0xFA8072,
 169                 ORANGE        : 0xFFA500,
 170                 CORAL         : 0xFF7F50,
 171                 TOMATO        : 0xFF6347,
 172                 HOTPINK       : 0xFF69B4,
 173                 PINK          : 0xFFC0CB,
 174                 DEEPPINK      : 0xFF1493,
 175                 PALEVIOLETRED : 0xDB7093,
 176                 VIOLET        : 0xEE82EE,
 177                 PLUM          : 0xDDA0DD,
 178                 ORCHILD       : 0xDA70D6,
 179                 DARKVIOLET    : 0x9400D3,
 180                 BLUEVIOLET    : 0x8A2BE2,
 181                 MEDIUMPURPLE  : 0x9370DB,
 182                 THISTLE       : 0xD8BFD8,
 183                 LAVENDER      : 0xE6E6FA,
 184                 MISTYROSE     : 0xFFE4E1,
 185                 IVORY         : 0xFFFFF0,
 186                 LEMONCHIFFON  : 0xFFFACD
 187 };
 188
 189 function X_Node_CSS_parseColor( x ){
 190         var rgb, r, g, b;
 191
 192         if( X.Type.isNumber( x ) ){
 193                 return ( 0x0 <= x && x <= 0xFFFFFF ) ? x : undefined;
 194         } else
 195         if( !X.Type.isString( x ) ) return;
 196
 197         if( X.Type.isNumber( rgb = X_Node_CSS_COLOR[ x.toUpperCase() ] ) && 0x0 <= rgb && rgb <= 0xFFFFFF ){
 198                 return rgb;
 199         } else
 200         if( x.charAt( 0 ) === '#' ){
 201                 switch( x.length ){
 202                         case 7 :
 203                                 r = parseInt( x.substr( 1, 2 ), 16 );
 204                                 g = parseInt( x.substr( 3, 2 ), 16 );
 205                                 b = parseInt( x.substr( 5, 2 ), 16 );
 206                                 break;
 207                         case 4 :
 208                                 r = parseInt( x.charAt( 1 ) + x.charAt( 1 ), 16 );
 209                                 g = parseInt( x.charAt( 2 ) + x.charAt( 2 ), 16 );
 210                                 b = parseInt( x.charAt( 3 ) + x.charAt( 3 ), 16 );
 211                                 break;
 212                         case 2 :
 213                                 r = g = b = parseInt( x.charAt( 1 ) + x.charAt( 1 ), 16 );
 214                                 break;
 215                         default :
 216                                 return;
 217                 };
 218         } else
 219         if( x.indexOf( 'rgb(' ) === 0 ){
 220                 rgb = x.substr( 4 ).split( ',' );
 221                 r = parseFloat( rgb[ 0 ] );
 222                 g = parseFloat( rgb[ 1 ] );
 223                 b = parseFloat( rgb[ 2 ] );
 224                 if( x.indexOf( '%' ) !== -1 ){
 225                         r *= 2.55;
 226                         g *= 2.55;
 227                         b *= 2.55;
 228                 };
 229         } else
 230         if( x.indexOf( 'rgba(' ) === 0 ){
 231                 rgb = x.substr( 5 ).split( ',' );
 232                 r = parseFloat( rgb[ 0 ] );
 233                 g = parseFloat( rgb[ 1 ] );
 234                 b = parseFloat( rgb[ 2 ] );
 235                 //a = parseFloat( rgb[ 3 ] );
 236                 if( x.indexOf( '%' ) !== -1 ){
 237                         r *= 2.55;
 238                         g *= 2.55;
 239                         b *= 2.55;
 240                 };
 241         } else {
 242                 return undefined;
 243         };
 244         return isFinite( r + b + g ) ? ( r << 16 ) + ( g << 8 ) + b : undefined;
 245 };
 246
 247 function X_Node_CSS_objToCssText( that, skipFilter ){
 248         var obj   = that._css,
 249                 plain = X_EMPTY_OBJECT,
 250                 css   = [],
 251                 n     = -1,
 252                 p, v, specialFix, filterFix;
 253
 254         that._flags &= ~X_Node_State.OLD_CSSTEXT;
 255
 256         if( !obj ){ // Opera7.5 未満?
 257                 delete that._cssText;
 258                 return '';
 259         };
 260
 261         for( p in obj ){
 262                 // object の拡張に備えて plain なオブジェクトを用意し、そのメンバーと一致するものは処理の対象外。
 263                 if( plain[ p ] ) continue;
 264
 265                 v = obj[ p ];
 266
 267                 p = X_Node_CSS_uncamelize( X_Node_CSS_VENDER_PREFIX[ p ] || p );
 268
 269                 if( specialFix = X_Node_CSS_SPECIAL_FIX_PROP[ p ] ){
 270                         css[ ++n ] = p + ':' + specialFix( v );
 271                 } else
 272                 if( X_Node_CSS_FILTER_FIX_PROPS && X_Node_CSS_FILTER_FIX_PROPS[ p ] ){
 273                         ( filterFix || ( filterFix = {} ) )[ p ] = v;
 274                 } else {
 275                         css[ ++n ] = p + ':' + v;
 276                 };
 277         };
 278
 279         if( filterFix ){
 280                 v = X_Node_CSS_objToIEFilterText( that, filterFix );
 281                 if( v ) css[ ++n ] = 'filter:' + v;
 282                 skipFilter = skipFilter && v;
 283         } else {
 284                 skipFilter = false;
 285         };
 286
 287         if( 0 <= n ){
 288                 that._cssText = css.join( ';' );
 289                 if( skipFilter ){
 290                         --css.length;
 291                         return css.join( ';' );
 292                 };
 293                 return that._cssText;
 294         };
 295         delete that._cssText;
 296         return '';
 297 };
 298
 299 var
 300 X_Node_CSS_FILTER_FIX_PROPS =
 301         X_UA.ActiveX && X_UA.IE < 9 && !X_UA.MacIE ?
 302                 {
 303                         opacity    : 2,
 304                         boxShadow  : 3,
 305                         textShadow : 4,
 306                         transform  : 5
 307                 } :
 308         X_UA.ActiveX && X_UA.IE9 ? // == 9
 309                 {
 310                         textShadow : 4
 311                 } :
 312                 null;
 313
 314 function X_Node_CSS_objToIEFilterText( that, opt_css ){
 315         var obj     = opt_css || that._css,
 316                 test    = X_Node_CSS_FILTER_FIX_PROPS,
 317                 filters = [],
 318                 n       = -1,
 319                 p, id, v, num, ary, params, i, l, dir,
 320                 afterUpdate, impossible;
 321         for( p in obj ){
 322                 if( X_EMPTY_OBJECT[ p ] ) continue;
 323
 324                 if( !( id = test[ p ] ) ) continue;
 325                 v = obj[ p ];
 326
 327                 switch( id ){
 328                         case 1 : //'filter' :
 329                                 filters[ ++n ] = v;
 330                                 break;
 331                         case 2 : //'opacity' :
 332                                 filters[ ++n ] = 'alpha(opacity=' + ( v * 100 | 0 ) +')';
 333                                 break;
 334                         case 3 : //'boxShadow' :
 335                                 // TODO カンマ区切りの複数指定
 336                                 // box-shadow: 10px 10px 10px 10px rgba(0,0,0,0.4) inset;
 337                                 // スペース区切りで、水平方向の距離 垂直方向の距離 ぼかし距離 広がり距離 影の色 insetキーワードを指定する。 ぼかし距離 広がり距離 影の色 insetキーワードは省略可
 338                                 // https://developer.mozilla.org/ja/docs/Web/CSS/box-shadow
 339                                 // <length> に絶対値は不可? <color> 省略した場合は、文字の色が使われる（webkit以外）
 340                                 // shadow(color=#cccccc, strength=10, direction=135);
 341                                 ary = v.split( ' ' );
 342                                 params = [ 0, 0, 0, 0 ]; // offset-x, offset-y, blur-radius, spread-radius
 343                                 for( i = 0, l = ary.length; i < l; ++i ){
 344                                         v = ary[ i ];
 345                                         num = i < 4 && parsetFloat( v );
 346
 347                                         if( num === num ){
 348                                                 vu = X_Node_CSS__splitValueAndUnit( v );
 349                                                 v  = vu[ 0 ];
 350                                                 u  = vu[ 1 ];
 351                                                 if( v ){
 352                                                         if( _v = X_Node_CSS__UNIT_RATIO[ u ] ){
 353                                                                 params[ i ] = v / _v;
 354                                                         } else {
 355                                                                 switch( u ){
 356                                                                         case 'px' :
 357                                                                                 params[ i ] = v;
 358                                                                                 break;
 359                                                                         case 'em' :
 360                                                                                 if( X_Node_updateTimerID ){
 361                                                                                         afterUpdate = true;
 362                                                                                 } else {
 363                                                                                         params[ i ] = X_Node_CSS_getCharSize( that ) * v;
 364                                                                                 };
 365                                                                         default :
 366                                                                                 params[ i ] = 0;
 367                                                                                 break;
 368                                                                 };
 369                                                         };
 370                                                 } else {
 371                                                         params[ i ] = 0;
 372                                                 };
 373                                         } else
 374                                         if( v.charAt( 0 ) === '#' || v.indexOf( 'rgb' ) === 0 || X_Node_CSS_COLOR[ v.toUpperCase() ] ){
 375                                                 v = X_Node_CSS_parseColor( v );
 376                                                 if( 0 <= v && v < 0x100000 ){
 377                                                         color = '00000' + v.toString( 16 );
 378                                                         color = '#' + color.substr( color.length - 6 );
 379                                                 } else
 380                                                 if( v ){
 381                                                         color = '#' + v.toString( 16 );
 382                                                 };
 383                                         } else
 384                                         if( v === 'inset' ){
 385                                                 impossible = true;
 386                                         } else {
 387                                                 // unknown
 388                                         };
 389                                 };
 390                                 if( impossible || !color ){
 391                                         break;
 392                                 };
 393                                 if( afterUpdate ){
 394                                         // AFTER_UPDATE 時に 再計算
 395                                         X_ViewPort.listenOnce( X_Event.AFTER_UPDATE, that, X_Node_CSS_onAfterUpdateForIEFilterFix );
 396                                         break;
 397                                 };
 398                                 dir = Math.atan2( params[ 1 ] + params[ 3 ], params[ 0 ] + params[ 3 ] ) * 180 / Math.PI + 90;
 399                                 dir += dir < 0 ? 360 : 0;
 400                                 filters[ ++n ] = 'shadow(color=' + color + ',strength=' + params[ 3 ] + ',direction=' + ( dir | 0 ) + ')';
 401                                 break;
 402                         case 4 : //'textShadow' :
 403                                 //text-shadow: 5px 5px 2px blue; 水平方向の距離 垂直方向の距離 影のぼかし半径 影の色 none
 404                                 //glow(Color=yellow,Strength=10);
 405                                 //どうやらCSSのbackgroundプロパティと同時に使えないようです。 s
 406                                 break;
 407                         case 6 : //'backgroundImage' :
 408                                 //
 409
 410                         case 5 : // transform scale, matrix
 411
 412                 };
 413         };
 414         return filters.join( ' ' );
 415 };
 416
 417 function X_Node_CSS_onAfterUpdateForIEFilterFix(){
 418         if( this._flags & X_Node_State.IN_TREE ){ // 要素があり、要素がツリーに属している
 419                 this._flags |= X_Node_State.DIRTY_IE_FILTER;
 420                 X_Node_reserveUpdate();
 421         };
 422 };
 423
 424
 425         /*
 426          * http://css-eblog.com/ie-css-problems/rgba-pe.html
 427          * ie67 では rgb() は background-color で反応しない、、、
 428          */
 429
 430 var
 431 X_Node_CSS_UNIT = {
 432                 'px'   : 0,
 433                 'em'   : 1,
 434                 // ex, rem, vh, vw, vmin, vmax
 435                 'cm'   : 2,
 436                 'mm'   : 3,
 437                 'in'   : 4,
 438                 // pt, pc, mozmm
 439                 '%'    : 5,
 440                 'pct'  : 5,
 441                 'ms'   : 6,
 442                 's'    : 7,
 443                 '#'    : 8,
 444                 'rgb'  : 9,
 445                 'rgba' : 10
 446 };
 447
 448 /*
 449  * .2, -.1 といったケースに対処
 450  *
 451  */
 452 function X_Node_CSS__splitValueAndUnit( v ){
 453         var num, _num, u;
 454         if( X.Type.isNumber( v ) ) return [ v || 0, '' ];
 455         num = parseFloat( v );
 456         if( num !== num ) return [ 0, '' ];
 457         _num = '' + num;
 458         if(  0 < num && num < 1 && v.charAt( 0 ) === '.' ) _num = _num.slice( 1 );
 459         if( -1 < num && num < 0 && v.charAt( 1 ) === '.' ) _num = '-.' + _num.substr( 2 );
 460         u = v.substr( v.indexOf( _num ) + _num.length );
 461         return [ num, X_Node_CSS_UNIT[ u ] ? u : 'px' ];
 462 };
 463                 /*
 464                 (function( obj ){
 465                         var test    = X_Node_CSS_SPECIAL_FIX_PROP,
 466                                 ret = [], p, id, v, bgpX, bgpY, clipT, clipB, clipL, clipR;
 467                         for( p in obj ){
 468                                 if( !( id = test[ p ] ) ) continue;
 469                                 v = obj[ p ];
 470                                 switch( id ){
 471                                         case 1 : //'backgroundPositionX' :
 472                                                 bgpX = v;
 473                                                 break;
 474                                         case 2 : //'backgroundPositionY' :
 475                                                 bgpY = v;
 476                                                 break;
 477                                         case 3 : //'clipTop' :
 478                                                 clipT = v;
 479                                                 break;
 480                                         case 4 : //'clipBottom' :
 481                                                 clipB = v;
 482                                                 break;
 483                                         case 5 : //'clipLeft' :
 484                                                 clipL = v;
 485                                                 break;
 486                                         case 6 : //'clipRight' :
 487                                                 clipR = v;
 488                                                 break;
 489                                 };
 490                         };
 491                         if( bgpX || bgpY ) ret[ ret.length ] = 'background-position:';
 492                         if( clipT || clipB || clipL || clipR ){
 493                                 ret[ ret.length ] = 'clip:rect(';
 494                         };
 495                         return ret.join( ';' );
 496                 }); */
 497
 498
 499
 500
 501 // export
 502 // name getter
 503 // unitID, name 単位指定のプロパティ取得 geter
 504 // obj setter
 505 // name, value setter
 506
 507 Node.prototype.css = function( nameOrObj /* orUnitID, valuOrUnitOrName */ ){
 508         var args = arguments,
 509                 css  = this._css,
 510                 p, name, v, plain, camelize, flags;
 511         if( !this._tag || X_Dom_DTD_MOVE_TO_HEAD[ this._tag ] || this._tag === 'SCRIPT' ) return this;
 512 // setter:object
 513         if( X.Type.isObject( nameOrObj ) ){
 514                 if( !css ) css = this._css = {};
 515                 plain    = X_EMPTY_OBJECT;
 516                 camelize = X_Node_CSS_camelize;
 517                 flags    = this._flags;
 518                 for( p in nameOrObj ){
 519                         if( plain[ p ] ) continue;
 520                         name = camelize( p );
 521                         v    = nameOrObj[ p ];
 522                         if( css[ name ] === v ) continue;
 523                         flags = X_Node_CSS_setStyle( css, flags, name, v );
 524                 };
 525                 this._flags = flags | X_Node_State.DIRTY_CSS | X_Node_State.OLD_CSSTEXT;
 526                 this._flags & X_Node_State.IN_TREE && X_Node_reserveUpdate();
 527                 delete this._cssText;
 528                 return this;
 529         } else
 530         if( 1 < args.length ){
 531 // setter name, value
 532                 if( !css ) css = this._css = {};
 533                 name = X_Node_CSS_camelize( nameOrObj );
 534                 v    = args[ 1 ];
 535                 if( css[ name ] === v ) return this;
 536                 this._flags = X_Node_CSS_setStyle( css, this._flags, name, v ) | X_Node_State.DIRTY_CSS | X_Node_State.OLD_CSSTEXT;
 537                 this._flags & X_Node_State.IN_TREE && X_Node_reserveUpdate();
 538                 delete this._cssText;
 539                 return this;
 540         };
 541 // getter
 542         if( !css ) return;
 543         // 集計 border, padding, margin, backgroundPosition, clip
 544         // TODO border で正確なデータを返せない時は、null を返す
 545         return css[ X_Node_CSS_camelize( nameOrObj ) ];
 546 };
 547
 548 function X_Node_CSS_setStyle( css, flags, name, newValue ){
 549
 550         if( X_Node_CSS_FILTER_FIX_PROPS && X_Node_CSS_FILTER_FIX_PROPS[ name ] ){
 551                 flags |= X_Node_State.DIRTY_IE_FILTER;
 552         };
 553         if( !newValue && newValue !== 0 ){
 554                 delete css[ name ];
 555         } else {
 556                 css[ name ] = newValue;
 557         };
 558
 559         switch( name ){
 560                 case 'display' :
 561                         newValue === 'none' ? ( flags |= X_Node_State.STYLE_IS_DISPLAY_NONE ) : ( flags &= ~X_Node_State.STYLE_IS_DISPLAY_NONE );
 562                         return flags;
 563
 564                 case 'visibility' :
 565                         // すでに opacity:0 で invisible
 566                         if( flags & X_Node_State.STYLE_IS_INVISIBLE && css[ 'opacity' ] == 0 ) return flags;
 567                         newValue === 'hidden' ? ( flags |= X_Node_State.STYLE_IS_INVISIBLE ) : ( flags &= ~X_Node_State.STYLE_IS_INVISIBLE );
 568                         return flags;
 569
 570                 case 'opacity' :
 571                         // すでに visibility:hidden で invisible
 572                         if( flags & X_Node_State.STYLE_IS_INVISIBLE && css[ 'visibility' ] === 'hidden' ) return flags;
 573                         newValue == 0 ? // 0 or "0"
 574                                 ( flags |= X_Node_State.STYLE_IS_INVISIBLE ) : ( flags &= ~X_Node_State.STYLE_IS_INVISIBLE );
 575                         return flags;
 576
 577                 case 'overflow' :
 578                         newValue === 'hidden' ? ( flags |= X_Node_State.STYLE_IS_NO_OVERFLOW ) : ( flags &= ~X_Node_State.STYLE_IS_NO_OVERFLOW );
 579                         return flags;
 580
 581                 case 'position' :
 582                         newValue === 'absolute' ? ( flags |= X_Node_State.STYLE_IS_POS_ABSOLUTE ) : ( flags &= ~X_Node_State.STYLE_IS_POS_ABSOLUTE );
 583                         return flags;
 584
 585                 case 'width'    :
 586                         newValue = X_Node_CSS__splitValueAndUnit( newValue );
 587                         if( newValue[ 1 ] !== '%' ){
 588                                 flags |= X_Node_State.STYLE_IS_WIDTH_LENGTH;
 589                                 flags &= ~X_Node_State.STYLE_IS_WIDTH_PCT;
 590                         } else {
 591                                 flags &= ~X_Node_State.STYLE_IS_WIDTH_LENGTH;
 592                                 flags |= X_Node_State.STYLE_IS_WIDTH_PCT;
 593                         };
 594                         return flags;
 595
 596                 case 'height'   :
 597                         newValue = X_Node_CSS__splitValueAndUnit( newValue );
 598                         if( newValue[ 1 ] !== '%' ){
 599                                 flags |= X_Node_State.STYLE_IS_HEIGHT_LENGTH;
 600                                 flags &= ~X_Node_State.STYLE_IS_HEIGHT_PCT;
 601                         } else {
 602                                 flags &= ~X_Node_State.STYLE_IS_HEIGHT_LENGTH;
 603                                 flags |= X_Node_State.STYLE_IS_HEIGHT_PCT;
 604                         };
 605                         return flags;
 606
 607                 case 'fontSize' :
 608
 609         };
 610         return flags;
 611 };
 612
 613 Node.prototype.cssText = function( v ){
 614         var obj, i, l, attr, name;
 615
 616         if( v === this._cssText && ( this._flags & X_Node_State.OLD_CSSTEXT ) === 0 ){
 617                 return this;
 618         };
 619
 620         if( v === '' ){
 621                 delete this._css;
 622                 delete this._cssText;
 623                 this._flags |= X_Node_State.DIRTY_CSS | X_Node_State.DIRTY_IE_FILTER;
 624                 this._flags &= ~X_Node_State.OLD_CSSTEXT;
 625                 this._flags & X_Node_State.IN_TREE && X_Node_reserveUpdate();
 626                 return this;
 627         } else
 628         if( X.Type.isString( v ) ){
 629                 delete this._css;
 630                 obj = {};
 631                 v   = v.split( ';' ); // TODO content ";" などにも対応 <- 不要　:before :after 疑似要素には触らない
 632                 for( i = 0, l = v.length; i < l; ++i ){
 633                         attr = v[ i ].split( ':' );
 634                         ( name = attr[ 0 ] ) && ( obj[ name ] = attr[ 1 ] || true );
 635                 };
 636                 return this.css( obj );
 637         };
 638         // getter
 639         this._flags & X_Node_State.OLD_CSSTEXT && X_Node_CSS_objToCssText( this );
 640         return this._cssText;
 641 };
 642
 643 /*
 644  * ここでは HTMLElement のチ1ェックは行わない！
 645  * TODO
 646  * body に css attr がセットされた場合には X_ViewPort_baseFontSize をクリア
 647  * class, id, attr(<font size><basefont>) の変更があった場合は、変更の適用の後、charSize を取得
 648  * css の場合は、計算で求めることが可能、content は影響しない
 649  * :hover, #target, が絡む場合、正しく扱えない
 650  */
 651 var
 652 X_Node_CSS_getCharSize =
 653         X_node_CSS_getComputedStyle ?
 654                 (function( that ){
 655                         X_Node_updateTimerID && X_Node_startUpdate();
 656                         if( that === X_Node_body && X_ViewPort_baseFontSize ) return X_ViewPort_baseFontSize;
 657                         if( that._fontSize ) return that._fontSize;
 658                         return that._fontSize = parseFloat( X_node_CSS_getComputedStyle( that._rawObject, null ).fontSize );
 659                 }) :
 660
 661         5 <= X_UA.IE ?
 662                 (function( that ){
 663                         var font, vu, v, u, _v;
 664                         X_Node_updateTimerID && X_Node_startUpdate();
 665                         if( that === X_Node_body && X_ViewPort_baseFontSize ) return X_ViewPort_baseFontSize;
 666                         if( that._fontSize ) return that._fontSize;
 667
 668                         font = that._rawObject.currentStyle.fontSize;
 669                         //font = that._css && that._css.fontSize || '1em';
 670                         vu   = X_Node_CSS__splitValueAndUnit( font );
 671                         v    = vu[ 0 ];
 672                         u    = vu[ 1 ];
 673
 674                         if( v === 0 ){
 675                                 if( v = X_Node_CSS__FONT_SIZE_RATIO[ font ] ) return that._fontSize = v;
 676                         } else {
 677                                 if( _v = X_Node_CSS__UNIT_RATIO[ u ] ) return that._fontSize = v / _v;
 678                         };
 679                         switch( u ){
 680                                 case 'px' :
 681                                         return that._fontSize = v;
 682                                 case 'em' :
 683                                 // body まで辿ってしまった場合は？
 684                                         if( that.parent ) return that._fontSize = X_Node_CSS_getCharSize( that.parent ) * v;
 685                                         break;
 686                                 case '%' :
 687                                 // body まで辿ってしまった場合は？
 688                                         if( that.parent ) return that._fontSize = X_Node_CSS_getCharSize( that.parent ) * v / 100;
 689                         };
 690                         return 0;
 691                 }) :
 692         X_UA_DOM.W3C ?
 693                 (function( that ){
 694                         var elm, v;
 695                         X_Node_updateTimerID && X_Node_startUpdate();
 696                         if( that === X_Node_body && X_ViewPort_baseFontSize ) return X_ViewPort_baseFontSize;
 697                         if( that._fontSize ) return that._fontSize;
 698
 699                         that._rawObject.appendChild( elm = document.createElement( 'span' ) );
 700                         elm.style.cssText = 'display:block;position:absolute;top:0;left:0;visivility:hidden;line-height:1;height:1em;';
 701                         elm.innerHTML = 'X';
 702                         v = elm.offsetHeight;
 703                         that._rawObject.removeChild( elm );
 704                         return that._fontSize = v;
 705                 }) :
 706         X_UA_DOM.IE4 ?
 707                 (function( that ){
 708                         var font, vu, v, u, _v;
 709                         X_Node_updateTimerID && X_Node_startUpdate();
 710                         if( that === X_Node_body && X_ViewPort_baseFontSize ) return X_ViewPort_baseFontSize;
 711                         if( that._fontSize ) return that._fontSize;
 712
 713                         if( that._css && ( font = that._css.fontSize ) ){
 714                                 vu = X_Node_CSS__splitValueAndUnit( font );
 715                                 v  = vu[ 0 ];
 716                                 u  = vu[ 1 ];
 717
 718                                 if( v === 0 ){
 719                                         if( _v = X_Node_CSS__FONT_SIZE_RATIO[ font ] ) return that._fontSize = _v;
 720                                 } else {
 721                                         if( _v = X_Node_CSS__UNIT_RATIO[ u ] ) return that._fontSize = v / _v;
 722                                 };
 723                         } else {
 724                                 // 要素を生成して測定!
 725                                 ( that._rawObject || X_Node__ie4getRawNode( that ) ).insertAdjacentHTML( 'BeforeEnd', '<div id="ie4charsize" style="position:absolute;top:0;left:0;visivility:hidden;line-height:1;height:1em;">X</div>' );
 726                                 elm = document.all[ 'ie4charsize' ];
 727                                 v = elm.offsetHeight;
 728                                 elm.removeAttribute( 'id' ); // ?
 729                                 elm.outerHTML = '';
 730                                 return that._fontSize = v;
 731                         };
 732
 733                         switch( u ){
 734                                 case 'px' :
 735                                         return that._fontSize = v;
 736                                 case 'em' :
 737                                 // body まで辿ってしまった場合は？
 738                                         if( that.parent ) return that._fontSize = X_Node_CSS_getCharSize( that.parent ) * v;
 739                                         break;
 740                                 case '%' :
 741                                 // body まで辿ってしまった場合は？
 742                                         if( that.parent ) return that._fontSize = X_Node_CSS_getCharSize( that.parent ) * v / 100;
 743                         };
 744                         return 0;
 745                 }) :
 746                 0;
 747
 748 var X_Node_CSS_Support = {},
 749
 750         X_Node_CSS_SPECIAL_FIX_PROP = {
 751
 752                 transitionDuration : X_UA.Android && !X_UA.Chrome && function( v ){ // bad Android
 753                                 return parseFloat( v ) === 0 ? '0.001s' : v;
 754                         }
 755
 756                 //webkit boxShadow <color> が省略された場合。transparent になるのを color に
 757                 //webkit boxShadow が border-radius をはみ出す, background-image に グラデーションのないグラデーション指定
 758                 // http://melty.koume.in/android-bug-boxshadow-radius/
 759
 760         };
 761
 762 X.CSS = {
 763
 764         VENDER_PREFIX : X_Node_CSS_VENDER_PREFIX,
 765         // iscroll で使用
 766         uncamelize    : X_Node_CSS_uncamelize,
 767
 768         Support       : X_Node_CSS_Support
 769 };
 770
 771 /*
 772  *                              backgroundPositionX : testStyle.backgroundPositionX === undefined ? 3 : 0,
 773                                 backgroundPosiitonY : testStyle.backgroundPositionX === undefined ? 3 : 0,
 774                                 clipTop             : testStyle.clipTop === undefined && testStyle[ 'clip-top' ] === undefined ? 3 : 0,
 775                                 clipBottom          : testStyle.clipTop === undefined && testStyle[ 'clip-top' ] === undefined ? 4 : 0,
 776                                 clipLeft            : testStyle.clipTop === undefined && testStyle[ 'clip-top' ] === undefined ? 5 : 0,
 777                                 clipRight           : testStyle.clipTop === undefined && testStyle[ 'clip-top' ] === undefined ? 6 : 0
 778  */
 779
 780 (function(){
 781         var testStyle = X_UA.IE4 ? {} : ( /*document.documentElement ||*/ document.createElement( 'div' ) ).style,
 782                 temp      = testStyle.cssText,
 783                 vendors   = 'webkit,Webkit,Moz,moz,Ms,ms,O,o,khtml,Khtml'.split( ',' ),
 784                 searches  = (
 785                         'opacity,boxSizing,boxShadow,' +
 786                         'transform,transformOrigin,perspective,' +
 787                         'transisiton,transitionDelay,transitionProperty,transitionDuration,transitionTimingFunction,backfaceVisibility,willChange,filter,' +
 788                         'userSelect,touchSelect,touchAction,touchCallout,contentZooming,userDrag,tapHighlightColor' ).split( ',' ),
 789                 vendor, i, search, prop, j, v;
 790
 791         for( i = searches.length; i; ){
 792                 search = prop = searches[ --i ];
 793
 794                 if( testStyle[ prop ] === undefined ){
 795                         prop = prop.charAt( 0 ).toUpperCase() + prop.substr( 1 );
 796                         for( j = vendors.length; j; ){
 797                                 v = vendors[ --j ];
 798                                 if( testStyle[ v + prop ] !== undefined ){
 799                                         if( v === 'ms' ) v = 'Ms';// for ie9
 800                                         if( v === 'o' ) v = 'O';//for opera12
 801                                         X_Node_CSS_VENDER_PREFIX[ search ] = v + prop;
 802                                         break;
 803                                 };
 804                         };
 805                 } else {
 806                         X_Node_CSS_VENDER_PREFIX[ search ] = prop;
 807                 };
 808         };
 809
 810         testStyle.cssText = 'background:rgba(0,0,0,0.5);border-color:transparent';
 811         X_Node_CSS_Support[ 'rgba' ] = !!testStyle[ 'background' ];
 812         X_Node_CSS_Support[ 'transparent' ] = !!testStyle[ 'borderColor' ];
 813         // TODO border による三角形の可否
 814         // 2:完全、 1:透過に非対応(IE7-) 0:borderの描画が非標準で三角形が作れない
 815
 816                 /*
 817                  * chrome 1+, ff3.5(1.9.1), ie9+, opera10.5+, Safari3+(522)
 818                  */
 819         if( prop = X_Node_CSS_VENDER_PREFIX[ 'boxShadow' ] ){
 820
 821                 testStyle.cssText = X_Node_CSS_uncamelize( prop ) + ':0 0';
 822                 X_Node_CSS_Support[ 'boxShadow' ] = !!testStyle[ prop ];
 823
 824                 /*
 825                  * chrome 4+, ff3.5(1.9.1), ie9+, opera10.5+, Safari5+(533)
 826                  */
 827                 testStyle.cssText = X_Node_CSS_uncamelize( prop ) + ':0 0, 0 0';
 828                 X_Node_CSS_Support[ 'boxShadowMulti' ] = !!testStyle[ prop ];
 829
 830                 /*
 831                  * https://developer.mozilla.org/ja/docs/Web/CSS/box-shadow
 832                  * この値を用いる場合には、spread-radius を省略出来ません。box-shadow が効かないケースに遭遇した時はこの事を思い出して下さい。
 833                  * chrome 4+, ff3.5(1.9.1), ie9+, opera10.5+, Safari5+(533)
 834                  *
 835                  * http://unformedbuilding.com/articles/considerations-when-using-the-box-shadow/
 836                  *  box-shadow:inset と border-radius を指定しているときの Google Chrome の表示
 837                  *  このバグは Windows と Linux で発生するようです。
 838                  *  Windows 版 Chrome 10.0.648.127 で修正されているのを確認しました。
 839                  */
 840                 testStyle.cssText = X_Node_CSS_uncamelize( prop ) + ':0 0 inset';
 841                 X_Node_CSS_Support[ 'boxShadowInset' ] = testStyle[ prop ] && testStyle[ prop ].indexOf( 'inset' ) !== -1;
 842
 843         };
 844
 845
 846         testStyle.cssText = temp;
 847
 848 })();
 849
 850 X_ViewPort.listenOnce( X_TEMP.SYSTEM_EVENT_INIT, function(){
 851         var xnode  = X_Node_systemNode,
 852                 output = X_Node_CSS__UNIT_RATIO,
 853                 list   = 'cm,mm,in,pt,pc'.split( ',' ),
 854                 unit, size, base, i;
 855
 856         for( i = list.length; i; ){
 857                 unit = list[ --i ];
 858                 output[ unit ] = xnode.css( 'width', 10 + unit ).width() / 10;
 859         };
 860
 861         output = X_Node_CSS__FONT_SIZE_RATIO,
 862         list   = 'xx-large,x-large,large,larger,medium,small,smaller,x-small,xx-small'.split( ',' );
 863         xnode.css( { lineHeight : '100%', height : '1em' } ).text( 'X' );
 864
 865         for( i = list.length; i; ){
 866                 size = list[ --i ];
 867                 output[ size ] = xnode.css( 'fontSize', size ).height();// / base;
 868         };
 869
 870         xnode.cssText( '' ).empty();
 871 });
 872