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
11 /* font-size -> fontSize */
12 function X_Node_CSS_camelize( cssProp ){
13 var parts, l, i, parts0, camelized;
15 if( camelized = X_Node_CSS__DICTIONARY_CAMELIZE[ cssProp ] ) return camelized;
16 parts = cssProp.split( ' ' ).join( '' ).split( '-' );
19 if( l === 1 ) return parts0;
21 camelized = cssProp.charAt(0) === '-'
22 ? parts0.charAt( 0 ).toUpperCase() + parts0.substring( 1 )
25 for( i = 1; i < l; ++i ){
26 camelized += parts[ i ].charAt( 0 ).toUpperCase() + parts[ i ].substring( 1 );
28 return X_Node_CSS__DICTIONARY_CAMELIZE[ cssProp ] = camelized;
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,
36 uncamelized, l, chr, code, i;
37 str = str.split( ' ' ).join( '' );
38 if( uncamelized = X_Node_CSS__DICTIONARY_UNCAMELIZE[ str ] ) return 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;
45 return X_Node_CSS__DICTIONARY_UNCAMELIZE[ str ] = uncamelized.toLowerCase();
50 X_Node_CSS_getComputedStyle = window.getComputedStyle || document.defaultView && document.defaultView.getComputedStyle,
52 /* font-size -> fontSize */
53 X_Node_CSS__DICTIONARY_CAMELIZE = {},
55 /* fontSize -> font-size */
56 X_Node_CSS_CHAR_CODE_A = 'A'.charCodeAt( 0 ),
58 X_Node_CSS__DICTIONARY_UNCAMELIZE = {},
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
64 * CSS21:9.7 Relationships between ’display’, ’position’, and ’float’
65 * http://www.w3.org/TR/CSS21/visuren.html#dis-pos-flo
67 * display:none? -yes-> 非表示
69 * position:absolute? -yes-> float:none,display:block;
71 * float:none? -no-> display:block;
76 display position float
77 block static|relative none
78 block static|relative right|left
80 inline static|relative none
87 X_Node_CSS_VENDER_PREFIX = {},
89 X_Node_CSS__CLIP_SEPARATOR = X_UA[ 'IE' ] < 8 ? ' ' : ',',
91 X_Node_CSS__UNIT_RATIO = {},
92 X_Node_CSS__FONT_SIZE_RATIO = {},
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,
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
104 // ブラウザ毎の getComputedStyle の戻り値 http://d.hatena.ne.jp/uupaa/20080928/1222543331
114 'MAGENTA' : 0xFF00FF,
115 'FUCHSIA' : 0xFF00FF,
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,
153 'GOLDENROD' : 0xDAA520,
154 'DARKGOLDENROD' : 0xB8860B,
155 'ROSYBROWN' : 0xBC8F8F,
156 'INDIANRED' : 0xCD5C5C,
157 'SADDLEBROWN' : 0x8B4513,
160 'BURLYWOOD' : 0xDEB887,
163 'SANDYBROWN' : 0xF4A460,
165 'CHOCOLATE' : 0xD2691E,
166 'FIREBRICK' : 0xB22222,
172 'HOTPINK' : 0xFF69B4,
174 'DEEPPINK' : 0xFF1493,
175 'PALEVIOLETRED' : 0xDB7093,
178 'ORCHILD' : 0xDA70D6,
179 'DARKVIOLET' : 0x9400D3,
180 'BLUEVIOLET' : 0x8A2BE2,
181 'MEDIUMPURPLE' : 0x9370DB,
182 'THISTLE' : 0xD8BFD8,
183 'LAVENDER' : 0xE6E6FA,
184 'MISTYROSE' : 0xFFE4E1,
186 'LEMONCHIFFON' : 0xFFFACD
189 function X_Node_CSS_parseColor( x ){
192 if( X_Type_isNumber( x ) ){
193 return ( 0x0 <= x && x <= 0xFFFFFF ) ? x : NaN;
195 if( !X_Type_isString( x ) ) return;
197 if( X_Type_isNumber( rgb = X_Node_CSS_COLOR[ x.toUpperCase() ] ) && 0x0 <= rgb && rgb <= 0xFFFFFF ){
200 if( x.charAt( 0 ) === '#' ){
203 r = parseInt( x.substr( 1, 2 ), 16 );
204 g = parseInt( x.substr( 3, 2 ), 16 );
205 b = parseInt( x.substr( 5, 2 ), 16 );
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 );
213 r = g = b = parseInt( x.charAt( 1 ) + x.charAt( 1 ), 16 );
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 ){
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 ){
244 return X_Type_isFinite( r + b + g ) ? ( r << 16 ) + ( g << 8 ) + b : NaN;
247 function X_Node_CSS_objToCssText( that, skipFilter ){
248 var obj = that[ '_css' ],
249 plain = X_EMPTY_OBJECT,
252 p, v, specialFix, filterFix;
254 that[ '_flags' ] &= ~X_NodeFlags_OLD_CSSTEXT;
256 if( !obj ){ // Opera7.5 未満?
257 delete that[ '_cssText' ];
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;
267 p = X_Node_CSS_uncamelize( X_Node_CSS_VENDER_PREFIX[ p ] || p );
269 if( specialFix = X_Node_CSS_SPECIAL_FIX_PROP[ p ] ){
270 css[ ++n ] = p + ':' + specialFix( v );
272 if( X_Node_CSS_FILTER_FIX_PROPS && X_Node_CSS_FILTER_FIX_PROPS[ p ] ){
273 ( filterFix || ( filterFix = {} ) )[ p ] = v;
275 css[ ++n ] = p + ':' + v;
280 v = X_Node_CSS_objToIEFilterText( that, filterFix );
281 if( v ) css[ ++n ] = 'filter:' + v;
282 skipFilter = skipFilter && v;
288 // cssText には完全なものを控えるが、戻すのは filter を抜いたもの
289 that[ '_cssText' ] = css.join( ';' );
292 return css.join( ';' );
294 return that[ '_cssText' ];
296 delete that[ '_cssText' ];
301 X_Node_CSS_FILTER_FIX_PROPS =
302 X_UA[ 'ActiveX' ] && X_UA[ 'IE' ] < 9 ?
309 X_UA[ 'ActiveX' ] && X_UA[ 'IE9' ] ? // == 9
315 function X_Node_CSS_objToIEFilterText( that, opt_css ){
316 var obj = opt_css || that[ '_css' ],
317 test = X_Node_CSS_FILTER_FIX_PROPS,
320 p, id, v, num, ary, params, i, l, dir,
321 afterUpdate, impossible;
323 if( X_EMPTY_OBJECT[ p ] ) continue;
325 if( !( id = test[ p ] ) ) continue;
329 case 1 : //'filter' :
332 case 2 : //'opacity' :
333 filters[ ++n ] = 'alpha(opacity=' + ( v * 100 | 0 ) +')';
335 case 3 : //'boxShadow' :
337 // box-shadow: 10px 10px 10px 10px rgba(0,0,0,0.4) inset;
338 // 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
339 // https://developer.mozilla.org/ja/docs/Web/CSS/box-shadow
340 // <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)
341 // shadow(color=#cccccc, strength=10, direction=135);
342 ary = v.split( ' ' );
343 params = [ 0, 0, 0, 0 ]; // offset-x, offset-y, blur-radius, spread-radius
344 for( i = 0, l = ary.length; i < l; ++i ){
346 num = i < 4 && parsetFloat( v );
349 vu = X_Node_CSS__splitValueAndUnit( v );
353 if( _v = X_Node_CSS__UNIT_RATIO[ u ] ){
354 params[ i ] = v / _v;
361 if( X_Node_updateTimerID ){
364 params[ i ] = X_Node_CSS_getCharSize( that ) * v;
375 if( v.charAt( 0 ) === '#' || v.indexOf( 'rgb' ) === 0 || X_Node_CSS_COLOR[ v.toUpperCase() ] ){
376 v = X_Node_CSS_parseColor( v );
377 if( 0 <= v && v < 0x100000 ){
378 color = '00000' + v.toString( 16 );
379 color = '#' + color.substr( color.length - 6 );
382 color = '#' + v.toString( 16 );
391 if( impossible || !color ){
395 // AFTER_UPDATE 時に 再計算
396 X_ViewPort[ 'listenOnce' ]( X_EVENT_AFTER_UPDATE, that, X_Node_CSS_onAfterUpdateForIEFilterFix );
399 dir = Math.atan2( params[ 1 ] + params[ 3 ], params[ 0 ] + params[ 3 ] ) * 180 / Math.PI + 90;
400 dir += dir < 0 ? 360 : 0;
401 filters[ ++n ] = 'shadow(color=' + color + ',strength=' + params[ 3 ] + ',direction=' + ( dir | 0 ) + ')';
403 case 4 : //'textShadow' :
404 //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
405 //glow(Color=yellow,Strength=10);
406 //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
408 case 6 : //'backgroundImage' :
411 case 5 : // transform scale, matrix
415 return filters.join( ' ' );
418 function X_Node_CSS_onAfterUpdateForIEFilterFix(){
419 if( this[ '_flags' ] & X_NodeFlags_IN_TREE ){ // 要素があり、要素がツリーに属している
420 this[ '_flags' ] |= X_NodeFlags_DIRTY_IE_FILTER;
421 X_Node_reserveUpdate();
427 * http://css-eblog.com/ie-css-problems/rgba-pe.html
428 * ie67 では rgb() は background-color で反応しない、、、
435 // ex, rem, vh, vw, vmin, vmax
453 function X_Node_CSS__splitValueAndUnit( v ){
455 if( X_Type_isNumber( v ) ) return [ v || 0, '' ];
456 num = parseFloat( v );
457 if( num !== num ) return [ 0, '' ];
459 if( 0 < num && num < 1 && v.charAt( 0 ) === '.' ) _num = _num.slice( 1 );
460 if( -1 < num && num < 0 && v.charAt( 1 ) === '.' ) _num = '-.' + _num.substr( 2 );
461 u = v.substr( v.indexOf( _num ) + _num.length );
462 return [ num, X_Node_CSS_UNIT[ u ] ? u : 'px' ];
466 var test = X_Node_CSS_SPECIAL_FIX_PROP,
467 ret = [], p, id, v, bgpX, bgpY, clipT, clipB, clipL, clipR;
469 if( !( id = test[ p ] ) ) continue;
472 case 1 : //'backgroundPositionX' :
475 case 2 : //'backgroundPositionY' :
478 case 3 : //'clipTop' :
481 case 4 : //'clipBottom' :
484 case 5 : //'clipLeft' :
487 case 6 : //'clipRight' :
492 if( bgpX || bgpY ) ret[ ret.length ] = 'background-position:';
493 if( clipT || clipB || clipL || clipR ){
494 ret[ ret.length ] = 'clip:rect(';
496 return ret.join( ';' );
504 // unitID, name 単位指定のプロパティ取得 geter
506 // name, value setter
508 * style の getter と setter。
509 * @alias Node.prototype.css
510 * @param {string|object} [nameOrObj] style 名、または追加する style のハッシュ
511 * @param {string|number} [value=] style の値
512 * @return {Node|string|number} getter の場合は値を、setter の場合は自身を返す。(メソッドチェーン)
514 * node.css( 'color' );
516 * node.css( { width : w + 'px', height : h + 'px' } );
518 * node.css( 'color', 0x666666 );
520 function X_Node_css( nameOrObj /* value */ ){
521 var args = arguments,
522 css = this[ '_css' ],
523 p, name, v, plain, camelize, flags;
525 if( !this[ '_tag' ] || X_Dom_DTD_MOVE_TO_HEAD[ this[ '_tag' ] ] || this[ '_tag' ] === 'SCRIPT' ) return this;
527 if( X_Type_isObject( nameOrObj ) ){
528 if( !css ) css = this[ '_css' ] = {};
529 plain = X_EMPTY_OBJECT;
530 camelize = X_Node_CSS_camelize;
531 flags = this[ '_flags' ];
532 for( p in nameOrObj ){
533 if( plain[ p ] ) continue;
534 name = camelize( p );
536 if( css[ name ] === v ) continue;
537 flags = X_Node_CSS_setStyle( css, flags, name, v );
539 flags |= X_NodeFlags_DIRTY_CSS | X_NodeFlags_OLD_CSSTEXT;
540 this[ '_flags' ] = flags;
541 flags & X_NodeFlags_IN_TREE && X_Node_reserveUpdate();
542 delete this[ '_cssText' ];
545 if( 1 < args.length ){
546 // setter name, value
547 if( !css ) css = this[ '_css' ] = {};
548 name = X_Node_CSS_camelize( nameOrObj );
550 if( css[ name ] === v ) return this;
551 this[ '_flags' ] = X_Node_CSS_setStyle( css, this[ '_flags' ], name, v ) | X_NodeFlags_DIRTY_CSS | X_NodeFlags_OLD_CSSTEXT;
552 this[ '_flags' ] & X_NodeFlags_IN_TREE && X_Node_reserveUpdate();
553 delete this[ '_cssText' ];
558 // TODO 集計 border, padding, margin, backgroundPosition, clip
559 // TODO border で正確なデータを返せない時は、null を返す
560 return css[ X_Node_CSS_camelize( nameOrObj ) ];
563 function X_Node_CSS_setStyle( css, flags, name, newValue ){
565 if( X_Node_CSS_FILTER_FIX_PROPS && X_Node_CSS_FILTER_FIX_PROPS[ name ] ){
566 flags |= X_NodeFlags_DIRTY_IE_FILTER;
568 if( !newValue && newValue !== 0 ){
571 css[ name ] = newValue;
576 console.log( newValue );
577 newValue === 'none' ? ( flags |= X_NodeFlags_STYLE_IS_DISPLAY_NONE ) : ( flags &= ~X_NodeFlags_STYLE_IS_DISPLAY_NONE );
581 // すでに opacity:0 で invisible
582 if( flags & X_NodeFlags_STYLE_IS_INVISIBLE && css[ 'opacity' ] == 0 ) return flags;
583 newValue === 'hidden' ? ( flags |= X_NodeFlags_STYLE_IS_INVISIBLE ) : ( flags &= ~X_NodeFlags_STYLE_IS_INVISIBLE );
587 // すでに visibility:hidden で invisible
588 if( flags & X_NodeFlags_STYLE_IS_INVISIBLE && css[ 'visibility' ] === 'hidden' ) return flags;
589 newValue == 0 ? // 0 or "0"
590 ( flags |= X_NodeFlags_STYLE_IS_INVISIBLE ) : ( flags &= ~X_NodeFlags_STYLE_IS_INVISIBLE );
594 newValue === 'hidden' ? ( flags |= X_NodeFlags_STYLE_IS_NO_OVERFLOW ) : ( flags &= ~X_NodeFlags_STYLE_IS_NO_OVERFLOW );
598 newValue === 'absolute' ? ( flags |= X_NodeFlags_STYLE_IS_POS_ABSOLUTE ) : ( flags &= ~X_NodeFlags_STYLE_IS_POS_ABSOLUTE );
602 newValue = X_Node_CSS__splitValueAndUnit( newValue );
603 if( newValue[ 1 ] !== '%' ){
604 flags |= X_NodeFlags_STYLE_IS_WIDTH_LENGTH;
605 flags &= ~X_NodeFlags_STYLE_IS_WIDTH_PCT;
607 flags &= ~X_NodeFlags_STYLE_IS_WIDTH_LENGTH;
608 flags |= X_NodeFlags_STYLE_IS_WIDTH_PCT;
613 newValue = X_Node_CSS__splitValueAndUnit( newValue );
614 if( newValue[ 1 ] !== '%' ){
615 flags |= X_NodeFlags_STYLE_IS_HEIGHT_LENGTH;
616 flags &= ~X_NodeFlags_STYLE_IS_HEIGHT_PCT;
618 flags &= ~X_NodeFlags_STYLE_IS_HEIGHT_LENGTH;
619 flags |= X_NodeFlags_STYLE_IS_HEIGHT_PCT;
630 * cssText の getter と setter。setter の場合 css と異なり全ての style が書き変わる。
631 * @alias Node.prototype.cssText
632 * @param {string=} v cssText 文字列名
633 * @return {Node|string} getter の場合は cssText 文字列を、setter の場合は自身を返す。(メソッドチェーン)
637 * node.cssText('color:red;width:20px');
639 function X_Node_cssText( v ){
640 var obj, i, l, attr, name;
642 if( v === this[ '_cssText' ] && ( ( this[ '_flags' ] & X_NodeFlags_OLD_CSSTEXT ) === 0 ) ){
647 delete this[ '_css' ];
648 delete this[ '_cssText' ];
649 this[ '_flags' ] |= X_NodeFlags_DIRTY_CSS | X_NodeFlags_DIRTY_IE_FILTER;
650 this[ '_flags' ] &= ~X_NodeFlags_OLD_CSSTEXT;
651 this[ '_flags' ] & X_NodeFlags_IN_TREE && X_Node_reserveUpdate();
654 if( X_Type_isString( v ) ){
655 delete this[ '_css' ];
657 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
658 for( i = 0, l = v.length; i < l; ++i ){
659 attr = v[ i ].split( ':' );
660 ( name = attr[ 0 ] ) && ( obj[ name ] = attr[ 1 ] || true );
662 return this[ 'css' ]( obj );
665 this[ '_flags' ] & X_NodeFlags_OLD_CSSTEXT && X_Node_CSS_objToCssText( this );
666 return this[ '_cssText' ];
670 * ここでは HTMLElement のチ1ェックは行わない!
672 * body に css attr がセットされた場合には X_ViewPort_baseFontSize をクリア
673 * 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
674 * css の場合は、計算で求めることが可能、content は影響しない
675 * :hover, #target, が絡む場合、正しく扱えない
678 X_Node_CSS_getCharSize =
679 X_Node_CSS_getComputedStyle ?
681 X_Node_updateTimerID && X_Node_startUpdate();
682 if( that === X_Node_body && X_ViewPort_baseFontSize ) return X_ViewPort_baseFontSize;
683 if( that[ '_fontSize' ] ) return that[ '_fontSize' ];
684 return that[ '_fontSize' ] = parseFloat( X_Node_CSS_getComputedStyle( that[ '_rawObject' ], null ).fontSize );
689 var font, vu, v, u, _v;
690 X_Node_updateTimerID && X_Node_startUpdate();
691 if( that === X_Node_body && X_ViewPort_baseFontSize ) return X_ViewPort_baseFontSize;
692 if( that[ '_fontSize' ] ) return that[ '_fontSize' ];
694 font = that[ '_rawObject' ].currentStyle.fontSize;
695 //font = that[ '_css' ] && that[ '_css' ].fontSize || '1em';
696 vu = X_Node_CSS__splitValueAndUnit( font );
701 if( v = X_Node_CSS__FONT_SIZE_RATIO[ font ] ) return that[ '_fontSize' ] = v;
703 if( _v = X_Node_CSS__UNIT_RATIO[ u ] ) return that[ '_fontSize' ] = v / _v;
707 return that[ '_fontSize' ] = v;
709 // body まで辿ってしまった場合は?
710 if( that.parent ) return that[ '_fontSize' ] = X_Node_CSS_getCharSize( that.parent ) * v;
713 // body まで辿ってしまった場合は?
714 if( that.parent ) return that[ '_fontSize' ] = X_Node_CSS_getCharSize( that.parent ) * v / 100;
721 X_Node_updateTimerID && X_Node_startUpdate();
722 if( that === X_Node_body && X_ViewPort_baseFontSize ) return X_ViewPort_baseFontSize;
723 if( that[ '_fontSize' ] ) return that[ '_fontSize' ];
725 that[ '_rawObject' ].appendChild( elm = document.createElement( 'span' ) );
726 elm.style.cssText = 'display:block;position:absolute;top:0;left:0;visivility:hidden;line-height:1;height:1em;';
728 v = elm.offsetHeight;
729 that[ '_rawObject' ].removeChild( elm );
730 return that[ '_fontSize' ] = v;
734 var font, vu, v, u, _v;
735 X_Node_updateTimerID && X_Node_startUpdate();
736 if( that === X_Node_body && X_ViewPort_baseFontSize ) return X_ViewPort_baseFontSize;
737 if( that[ '_fontSize' ] ) return that[ '_fontSize' ];
739 if( that[ '_css' ] && ( font = that[ '_css' ].fontSize ) ){
740 vu = X_Node_CSS__splitValueAndUnit( font );
745 if( _v = X_Node_CSS__FONT_SIZE_RATIO[ font ] ) return that[ '_fontSize' ] = _v;
747 if( _v = X_Node_CSS__UNIT_RATIO[ u ] ) return that[ '_fontSize' ] = v / _v;
751 ( 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>' );
752 elm = document.all[ 'ie4charsize' ];
753 v = elm.offsetHeight;
754 elm.removeAttribute( 'id' ); // ?
756 return that[ '_fontSize' ] = v;
761 return that[ '_fontSize' ] = v;
763 // body まで辿ってしまった場合は?
764 if( that.parent ) return that[ '_fontSize' ] = X_Node_CSS_getCharSize( that.parent ) * v;
767 // body まで辿ってしまった場合は?
768 if( that.parent ) return that[ '_fontSize' ] = X_Node_CSS_getCharSize( that.parent ) * v / 100;
774 var X_Node_CSS_Support = {},
776 X_Node_CSS_SPECIAL_FIX_PROP = {
778 'transitionDuration' : X_UA[ 'Android' ] && !X_UA[ 'Chrome' ] && function( v ){ // bad Android
779 return parseFloat( v ) === 0 ? '0.001s' : v;
782 //webkit boxShadow <color> が省略された場合。transparent になるのを color に
783 //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
784 // http://melty.koume.in/android-bug-boxshadow-radius/
793 'VENDER_PREFIX' : X_Node_CSS_VENDER_PREFIX,
795 'uncamelize' : X_Node_CSS_uncamelize,
797 'Support' : X_Node_CSS_Support
801 * backgroundPositionX : testStyle.backgroundPositionX === undefined ? 3 : 0,
802 backgroundPosiitonY : testStyle.backgroundPositionX === undefined ? 3 : 0,
803 clipTop : testStyle.clipTop === undefined && testStyle[ 'clip-top' ] === undefined ? 3 : 0,
804 clipBottom : testStyle.clipTop === undefined && testStyle[ 'clip-top' ] === undefined ? 4 : 0,
805 clipLeft : testStyle.clipTop === undefined && testStyle[ 'clip-top' ] === undefined ? 5 : 0,
806 clipRight : testStyle.clipTop === undefined && testStyle[ 'clip-top' ] === undefined ? 6 : 0
810 var testStyle = X_UA[ 'IE4' ] ? {} : ( /*document.documentElement ||*/ document.createElement( 'div' ) ).style,
811 temp = testStyle.cssText,
812 vendors = 'webkit,Webkit,Moz,moz,Ms,ms,O,o,khtml,Khtml'.split( ',' ),
814 'opacity,boxSizing,boxShadow,' +
815 'transform,transformOrigin,perspective,' +
816 'transisiton,transitionDelay,transitionProperty,transitionDuration,transitionTimingFunction,backfaceVisibility,willChange,filter,' +
817 'userSelect,touchSelect,touchAction,touchCallout,contentZooming,userDrag,tapHighlightColor' ).split( ',' ),
818 vendor, i, search, prop, j, v;
820 for( i = searches.length; i; ){
821 search = prop = searches[ --i ];
823 if( testStyle[ prop ] === undefined ){
824 prop = prop.charAt( 0 ).toUpperCase() + prop.substr( 1 );
825 for( j = vendors.length; j; ){
827 if( testStyle[ v + prop ] !== undefined ){
828 if( v === 'ms' ) v = 'Ms';// for ie9
829 if( v === 'o' ) v = 'O';//for opera12
830 X_Node_CSS_VENDER_PREFIX[ search ] = v + prop;
835 X_Node_CSS_VENDER_PREFIX[ search ] = prop;
839 testStyle.cssText = 'background:rgba(0,0,0,0.5);border-color:transparent';
840 X_Node_CSS_Support[ 'rgba' ] = !!testStyle[ 'background' ];
841 X_Node_CSS_Support[ 'transparent' ] = !!testStyle[ 'borderColor' ];
842 // TODO border による三角形の可否
843 // 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
846 * chrome 1+, ff3.5(1.9.1), ie9+, opera10.5+, Safari3+(522)
848 if( prop = X_Node_CSS_VENDER_PREFIX[ 'boxShadow' ] ){
850 testStyle.cssText = X_Node_CSS_uncamelize( prop ) + ':0 0';
851 X_Node_CSS_Support[ 'boxShadow' ] = !!testStyle[ prop ];
854 * chrome 4+, ff3.5(1.9.1), ie9+, opera10.5+, Safari5+(533)
856 testStyle.cssText = X_Node_CSS_uncamelize( prop ) + ':0 0, 0 0';
857 X_Node_CSS_Support[ 'boxShadowMulti' ] = !!testStyle[ prop ];
860 * https://developer.mozilla.org/ja/docs/Web/CSS/box-shadow
861 * 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。
862 * chrome 4+, ff3.5(1.9.1), ie9+, opera10.5+, Safari5+(533)
864 * http://unformedbuilding.com/articles/considerations-when-using-the-box-shadow/
865 * box-shadow:inset と border-radius を指定しているときの Google Chrome の表示
866 * このバグは Windows と Linux で発生するようです。
867 * Windows 版 Chrome 10.0.648.127 で修正されているのを確認しました。
869 testStyle.cssText = X_Node_CSS_uncamelize( prop ) + ':0 0 inset';
870 X_Node_CSS_Support[ 'boxShadowInset' ] = testStyle[ prop ] && testStyle[ prop ].indexOf( 'inset' ) !== -1;
875 testStyle.cssText = temp;
879 X_ViewPort[ 'listenOnce' ]( X_EVENT_INIT, function(){
880 var xnode = X_Node_systemNode,
881 output = X_Node_CSS__UNIT_RATIO,
882 list = 'cm,mm,in,pt,pc'.split( ',' ),
885 for( i = list.length; i; ){
887 output[ unit ] = xnode[ 'css' ]( 'width', 10 + unit )[ 'width' ]() / 10;
890 output = X_Node_CSS__FONT_SIZE_RATIO,
891 list = 'xx-large,x-large,large,larger,medium,small,smaller,x-small,xx-small'.split( ',' );
892 xnode[ 'css' ]( { lineHeight : '100%', height : '1em' } )[ 'text' ]( 'X' );
894 for( i = list.length; i; ){
896 output[ size ] = xnode[ 'css' ]( 'fontSize', size )[ 'height' ]();// / base;
899 xnode[ 'cssText' ]( '' )[ 'empty' ]();