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4. CSSÂ˾µµÄ»ù±¾Ó÷¨
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1. CSSÂ˾µ»ù±¾Óï·¨
filter: function(param);
filter: none | blur() | brightness() | contrast() | drop-shadow() | grayscale() | hue-rotate() | invert() | opacity() | saturate() | sepia() ;
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2. CSSÂ˾µÖ§³ÖµÄ·½·¨(function)ÓÐ
– grayscale »Ò¶È
– sepia ºÖÉ«
– saturate ±¥ºÍ¶È
– hue-rotate É«ÏàÐýת
– invert ·´É«
– opacity ͸Ã÷¶È
– brightness ÁÁ¶È
– contrast ¶Ô±È¶È
– blur Ä£ºý
– drop-shadow ÒõÓ°
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-webkit-filter : function (param);
3. filterº¯Êý
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| Filter | ÃèÊö |
| none | ĬÈÏÖµ£¬Ã»ÓÐЧ¹û¡£ |
| blur(px) | ¸øÍ¼ÏñÉèÖøß˹ģºý¡£"radius"Ò»ÖµÉ趨¸ß˹º¯ÊýµÄ±ê×¼²î£¬»òÕßÊÇÆÁÄ»ÉÏÒÔ¶àÉÙÏñËØÈÚÔÚÒ»Æð£¬ ËùÒÔÖµÔ½´óԽģºý£» Èç¹ûûÓÐÉ趨ֵ£¬ÔòĬÈÏÊÇ0£»Õâ¸ö²ÎÊý¿ÉÉèÖÃcss³¤¶ÈÖµ£¬µ«²»½ÓÊܰٷֱÈÖµ¡£ |
| brightness(%) | ¸øÍ¼Æ¬Ó¦ÓÃÒ»ÖÖÏßÐԳ˷¨£¬Ê¹Æä¿´ÆðÀ´¸üÁÁ»ò¸ü°µ¡£Èç¹ûÖµÊÇ0%£¬Í¼Ïñ»áÈ«ºÚ¡£ÖµÊÇ100%£¬ÔòͼÏñÎޱ仯¡£ÆäËûµÄÖµ¶ÔÓ¦ÏßÐÔ³ËÊýЧ¹û¡£Öµ³¬¹ý100%Ò²ÊÇ¿ÉÒԵģ¬Í¼Ïñ»á±ÈÔÀ´¸üÁÁ¡£Èç¹ûûÓÐÉ趨ֵ£¬Ä¬ÈÏÊÇ1¡£ |
| contrast(%) | µ÷ÕûͼÏñµÄ¶Ô±È¶È¡£ÖµÊÇ0%µÄ»°£¬Í¼Ïñ»áÈ«ºÚ¡£ÖµÊÇ100%£¬Í¼Ïñ²»±ä¡£Öµ¿ÉÒÔ³¬¹ý100%£¬Òâζ×Å»áÔËÓøüµÍµÄ¶Ô±È¡£ÈôûÓÐÉèÖÃÖµ£¬Ä¬ÈÏÊÇ1¡£ |
| drop-shadow(h-shadow v-shadow blur spread color) | ¸øÍ¼ÏñÉèÖÃÒ»¸öÒõӰЧ¹û¡£ÒõÓ°ÊǺϳÉÔÚͼÏñÏÂÃæ£¬¿ÉÒÔÓÐÄ£ºý¶ÈµÄ£¬¿ÉÒÔÒÔÌØ¶¨ÑÕÉ«»³öµÄÕÚÕÖͼµÄÆ«ÒÆ°æ±¾¡£ º¯Êý½ÓÊÜ<shadow>(ÔÚCSS3±³¾°Öж¨Òå)ÀàÐ͵ÄÖµ£¬³ýÁË"inset"¹Ø¼ü×ÖÊDz»ÔÊÐíµÄ¡£¸Ãº¯ÊýÓëÒÑÓеÄbox-shadow box-shadowÊôÐÔºÜÏàËÆ£»²»Í¬Ö®´¦ÔÚÓÚ£¬Í¨¹ýÂ˾µ£¬Ò»Ð©ä¯ÀÀÆ÷ΪÁ˸üºÃµÄÐÔÄÜ»áÌṩӲ¼þ¼ÓËÙ¡£<shadow>²ÎÊýÈçÏ£º<offset-x> <offset-y> (±ØÐë)ÕâÊÇÉèÖÃÒõÓ°Æ«ÒÆÁ¿µÄÁ½¸ö <length>Öµ. <offset-x> É趨ˮƽ·½Ïò¾àÀë. ¸ºÖµ»áʹÒõÓ°³öÏÖÔÚÔªËØ×ó±ß. <offset-y>É趨´¹Ö±¾àÀë.¸ºÖµ»áʹÒõÓ°³öÏÖÔÚÔªËØÉÏ·½¡£²é¿´<length>¿ÉÄܵĵ¥Î».Èç¹ûÁ½¸öÖµ¶¼ÊÇ0, ÔòÒõÓ°³öÏÖÔÚÔªËØÕýºóÃæ (Èç¹ûÉèÖÃÁË <blur-radius> and/or <spread-radius>£¬»áÓÐÄ£ºýЧ¹û).<blur-radius> (¿ÉÑ¡)ÕâÊǵÚÈý¸öcode><length>Öµ. ÖµÔ½´ó£¬Ô½Ä£ºý£¬ÔòÒõÓ°»á±äµÃ¸ü´ó¸üµ.²»ÔÊÐí¸ºÖµ ÈôδÉ趨£¬Ä¬ÈÏÊÇ0 (ÔòÒõÓ°µÄ±ß½çºÜÈñÀû).<spread-radius> (¿ÉÑ¡)ÕâÊǵÚËĸö <length>Öµ. ÕýÖµ»áʹÒõÓ°À©Õźͱä´ó£¬¸ºÖµ»áÊÇÒõÓ°ËõС.ÈôδÉ趨£¬Ä¬ÈÏÊÇ0 (ÒõÓ°»áÓëÔªËØÒ»Ñù´óС). ×¢Òâ: Webkit, ÒÔ¼°Ò»Ð©ÆäËûä¯ÀÀÆ÷ ²»Ö§³ÖµÚËĸö³¤¶È£¬Èç¹û¼ÓÁËÒ²²»»áäÖȾ¡£ <color> (¿ÉÑ¡)²é¿´ <color>¸ÃÖµ¿ÉÄܵĹؼü×ֺͱê¼Ç¡£ÈôδÉ趨£¬ÑÕɫֵ»ùÓÚä¯ÀÀÆ÷¡£ÔÚGecko (Firefox), Presto (Opera)ºÍTrident (Internet Explorer)ÖУ¬ »áÓ¦ÓÃcolorcolorÊôÐÔµÄÖµ¡£ÁíÍâ, Èç¹ûÑÕɫֵʡÂÔ£¬WebKitÖÐÒõÓ°ÊÇ͸Ã÷µÄ¡£ |
| grayscale(%) | ½«Í¼Ïñת»»Îª»Ò¶ÈͼÏñ¡£Öµ¶¨Òåת»»µÄ±ÈÀý¡£ÖµÎª100%ÔòÍêȫתΪ»Ò¶ÈͼÏñ£¬ÖµÎª0%ͼÏñÎޱ仯¡£ÖµÔÚ0%µ½100%Ö®¼ä£¬ÔòÊÇЧ¹ûµÄÏßÐÔ³Ë×Ó¡£ÈôδÉèÖã¬ÖµÄ¬ÈÏÊÇ0£» |
| hue-rotate(deg) | ¸øÍ¼ÏñÓ¦ÓÃÉ«ÏàÐýת¡£"angle"Ò»ÖµÉ趨ͼÏñ»á±»µ÷ÕûµÄÉ«»·½Ç¶ÈÖµ¡£ÖµÎª0deg£¬ÔòͼÏñÎޱ仯¡£ÈôֵδÉèÖã¬Ä¬ÈÏÖµÊÇ0deg¡£¸ÃÖµËäȻûÓÐ×î´óÖµ£¬³¬¹ý360degµÄÖµÏ൱ÓÚÓÖÈÆÒ»È¦¡£ |
| invert(%) | ·´×ªÊäÈëͼÏñ¡£Öµ¶¨Òåת»»µÄ±ÈÀý¡£100%µÄ¼ÛÖµÊÇÍêÈ«·´×ª¡£ÖµÎª0%ÔòͼÏñÎޱ仯¡£ÖµÔÚ0%ºÍ100%Ö®¼ä£¬ÔòÊÇЧ¹ûµÄÏßÐÔ³Ë×Ó¡£ ÈôֵδÉèÖã¬ÖµÄ¬ÈÏÊÇ0¡£ |
| opacity(%) | ת»¯Í¼ÏñµÄ͸Ã÷³Ì¶È¡£Öµ¶¨Òåת»»µÄ±ÈÀý¡£ÖµÎª0%ÔòÊÇÍêȫ͸Ã÷£¬ÖµÎª100%ÔòͼÏñÎޱ仯¡£ÖµÔÚ0%ºÍ100%Ö®¼ä£¬ÔòÊÇЧ¹ûµÄÏßÐÔ³Ë×Ó£¬Ò²Ï൱ÓÚͼÏñÑù±¾³ËÒÔÊýÁ¿¡£ ÈôֵδÉèÖã¬ÖµÄ¬ÈÏÊÇ1¡£¸Ãº¯ÊýÓëÒÑÓеÄopacityÊôÐÔºÜÏàËÆ£¬²»Í¬Ö®´¦ÔÚÓÚͨ¹ýfilter£¬Ò»Ð©ä¯ÀÀÆ÷ΪÁËÌáÉýÐÔÄÜ»áÌṩӲ¼þ¼ÓËÙ¡£ |
| saturate(%) | ת»»Í¼Ïñ±¥ºÍ¶È¡£Öµ¶¨Òåת»»µÄ±ÈÀý¡£ÖµÎª0%ÔòÊÇÍêÈ«²»±¥ºÍ£¬ÖµÎª100%ÔòͼÏñÎޱ仯¡£ÆäËûÖµ£¬ÔòÊÇЧ¹ûµÄÏßÐÔ³Ë×Ó¡£³¬¹ý100%µÄÖµÊÇÔÊÐíµÄ£¬ÔòÓиü¸ßµÄ±¥ºÍ¶È¡£ ÈôֵδÉèÖã¬ÖµÄ¬ÈÏÊÇ1¡£ |
| sepia(%) | ½«Í¼Ïñת»»ÎªÉîºÖÉ«¡£Öµ¶¨Òåת»»µÄ±ÈÀý¡£ÖµÎª100%ÔòÍêÈ«ÊÇÉîºÖÉ«µÄ£¬ÖµÎª0%ͼÏñÎޱ仯¡£ÖµÔÚ0%µ½100%Ö®¼ä£¬ÔòÊÇЧ¹ûµÄÏßÐÔ³Ë×Ó¡£ÈôδÉèÖã¬ÖµÄ¬ÈÏÊÇ0£» |
С½á : filter: none | blur() | brightness() | contrast() | drop-shadow() | grayscale() | hue-rotate() | invert() | opacity() | saturate() | sepia() ;
Îå. µÚÎå²½ —— CSSÂ˾µÊµÀýÑÝʾ
Ä¿±ê£ºÀí½âCSSÂ˾µ¸÷ÖÖЧ¹ûÖ®¼äµÄ²»Í¬
1. Ä£ºý: blur(³¤¶ÈÖµ) ÖµÔ½´óԽģºý Õâ¸ö²ÎÊý¿ÉÉèÖÃcss³¤¶ÈÖµ£¬µ«²»½ÓÊܰٷֱÈÖµ
filter : blur(2px);
-webkit-filter : blur(2px);

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2. ÁÁ¶È : brightness(°Ù·Ö±È) Èç¹ûÖµÊÇ0%£¬Í¼Ïñ»áÈ«ºÚ¡£ÖµÊÇ100%£¬ÔòͼÏñÎޱ仯¡£ÆäËûµÄÖµ¶ÔÓ¦ÏßÐÔ³ËÊýЧ¹û¡£Öµ³¬¹ý100%Ò²ÊÇ¿ÉÒԵģ¬Í¼Ïñ»á±ÈÔÀ´¸üÁÁ¡£Èç¹ûûÓÐÉ趨ֵ£¬Ä¬ÈÏÊÇ1¡£
filter : brightness(30%);
-webkit-filter : brightness(30%);


3. ¶Ô±È¶È : contrast(%) ÖµÊÇ0%µÄ»°£¬Í¼Ïñ»áÈ«ºÚ¡£ÖµÊÇ100%£¬Í¼Ïñ²»±ä¡£Öµ¿ÉÒÔ³¬¹ý100%£¬Òâζ×Å»áÔËÓøüµÍµÄ¶Ô±È¡£ÈôûÓÐÉèÖÃÖµ£¬Ä¬ÈÏÊÇ1¡£
filter : contrast(0);
-webkit-filter : contrast(0);


4. ÒõÓ° : drop-shadows(ÒõÓ°Ë®Æ½Æ«ÒÆÎ»Öà ÒõÓ°´¹Ö±Æ«ÒÆÎ»ÖÃÒõÓ°Ä£ºý³Ì¶È ÒõÓ°ÑÕÉ«)
/*drop-shadows(ÒõÓ°Ë®Æ½Æ«ÒÆÎ»Öà ÒõÓ°´¹Ö±Æ«ÒÆÎ»Öà ÒõÓ°Ä£ºý³Ì¶È ÒõÓ°ÑÕÉ«)*/
filter : drop-shadow(10px 10px 5px #000);
-webkit-filter : drop-shadow(10px 10px 5px #000);


5. »Ò¶È : grayscalel(%) ֵΪ100%ÔòÍêȫתΪ»Ò¶ÈͼÏñ£¬ÖµÎª0%ͼÏñÎޱ仯¡£ÖµÔÚ0%µ½100%Ö®¼ä£¬ÔòÊÇЧ¹ûµÄÏßÐÔ³Ë×Ó¡£ÈôδÉèÖã¬ÖµÄ¬ÈÏÊÇ0
filter : grayscale(100%);
-webkit-filter : grayscale(100%);


6. É«ÏàÐýת : hue-rotate(deg) degΪÐýת¶ÈÊý,Èç¹ûֵΪ0deg£¬ÔòͼÏñÎޱ仯¡£ÈôֵδÉèÖã¬Ä¬ÈÏÖµÊÇ0deg¡£¸ÃÖµËäȻûÓÐ×î´óÖµ£¬³¬¹ý360degµÄÖµÏ൱ÓÚÓÖÈÆÒ»È¦¡£
filter : hue-rotate(50deg);
-webkit-filter : hue-rotate(50deg);


7. ·´É« : invert(%) Èç¹û100%µÄÖµÊÇÍêÈ«·´×ª¡£ÖµÎª0%ÔòͼÏñÎޱ仯¡£ÖµÔÚ0%ºÍ100%Ö®¼ä£¬ÔòÊÇЧ¹ûµÄÏßÐÔ³Ë×Ó¡£ÈôֵδÉèÖã¬ÖµÄ¬ÈÏÊÇ0¡£
filter : invert(100%);
-webkit-filter : invert(100%);


8. ͸Ã÷¶È : opacity(%) ֵΪ0%ÔòÊÇÍêȫ͸Ã÷£¬ÖµÎª100%ÔòͼÏñÎޱ仯¡£ÖµÔÚ0%ºÍ100%Ö®¼ä£¬ÔòÊÇЧ¹ûµÄÏßÐÔ³Ë×Ó£¬Ò²Ï൱ÓÚͼÏñÑù±¾³ËÒÔÊýÁ¿¡£ÈôֵδÉèÖã¬ÖµÄ¬ÈÏÊÇ1¡£¸Ãº¯ÊýÓëÒÑÓеÄopacityÊôÐÔºÜÏàËÆ£¬²»Í¬Ö®´¦ÔÚÓÚͨ¹ýfilter£¬Ò»Ð©ä¯ÀÀÆ÷ΪÁËÌáÉýÐÔÄÜ»áÌṩӲ¼þ¼ÓËÙ¡£
filter : opacity(.5);
-webkit-filter : opacity(.5);

9. ±¥ºÍ¶È : saturate(%) ֵΪ0%ÔòÊÇÍêÈ«²»±¥ºÍ£¬ÖµÎª100%ÔòͼÏñÎޱ仯¡£ÆäËûÖµ£¬ÔòÊÇЧ¹ûµÄÏßÐÔ³Ë×Ó¡£³¬¹ý100%µÄÖµÊÇÔÊÐíµÄ£¬ÔòÓиü¸ßµÄ±¥ºÍ¶È¡£ ÈôֵδÉèÖã¬ÖµÄ¬ÈÏÊÇ1¡£
/*5´ú±í500%*/
filter : saturate(5);
-webkit-filter : saturate(5);

10. ºÖÉ«(ÓÐÖÖ¸´¹ÅµÄ¾ÉÕÕÆ¬¸Ð¾õ) : sepia(%) ֵΪ100%ÔòÍêÈ«ÊÇÉîºÖÉ«µÄ£¬ÖµÎª0%ͼÏñÎޱ仯¡£ÖµÔÚ0%µ½100%Ö®¼ä£¬ÔòÊÇЧ¹ûµÄÏßÐÔ³Ë×Ó¡£ÈôδÉèÖã¬ÖµÄ¬ÈÏÊÇ0;
filter : sepia(100%);
-webkit-filter : sepia(100%);

11. ʹÓöà¸öÂ˾µ£¬Ã¿¸öÂ˾µÊ¹Óÿոñ·Ö¸ô¡£ ×¢Òâ: ˳ÐòÊǷdz£ÖØÒªµÄ (ÀýÈçʹÓà grayscale() ºóÔÙʹÓà sepia()½«²úÉúÒ»¸öÍêÕûµÄ»Ò¶ÈͼƬ)¡£ ˳ÐòÓпÉÄܻᵼÖÂЧ¹û²»Ò»Ñù¡£
/*ʹÓöà¸öÂ˾µ£¬Ã¿¸öÂ˾µÊ¹Óÿոñ·Ö¸ô¡£*/
filter: contrast(200%) brightness(150%) hue-rotate(50deg);
-webkit-filter: contrast(200%) brightness(150%) hue-rotate(50deg);

С½á : filter: none | blur(px) | brightness(%) | contrast(%) | drop-shadow(px,px,px,color) | grayscale(%) | hue-rotate(deg) | invert(%) | opacity(%) | saturate(%) | sepia(%) ;
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2. ÊéдHTML»ù±¾½á¹¹£ºÊ¹ÓÃsublime´´½¨Ò»¸öHTMLÎļþÒÔºó,ÊäÈë!ÒÔºóÔÙ°´tab¼ü,ÔÚbody±êÇ©ÖвåÈëÏàÓ¦±êÇ©,²¢ÕýÈ·ÒýÈëͼƬ
3. ʹÓÃCSSÑ¡ÔñÆ÷Ñ¡ÖÐÄ¿±ê±êÇ©£ºÎÒÃÇʹÓõÄÊÇCSSÀàÑ¡ÔñÆ÷,ͨ¹ý±êÇ©µÄclassÊôÐÔÖµ»ñȡĿ±ê±êÇ©
4. CSSÂ˾µµÄ»ù±¾Ê¹Ó㺠CSSÂ˾µÓï·¨
filter: function(param);
filter: none | blur() | brightness() | contrast() | drop-shadow() | grayscale() | hue-rotate() | invert() | opacity() | saturate() | sepia() | url();
/*ΪÁËʵÏÖ¼æÈÝÐÔ£¬ÎÒÃǼÓÉÏ-webkit- */
-webkit-filter : function (param);
-webkit-filter : filter: none | blur() | brightness() | contrast() | drop-shadow() | grayscale() | hue-rotate() | invert() | opacity() | saturate() | sepia() | url();
/*Ìáʾ: ÔÊÐí¶à¸öÂ˾µ£¬Ö®¼äʹÓÿոñ·Ö¸ô¡£*/
5. CSSÂ˾µÊµÀýÑÝʾ : ͨ¹ý´úÂëÑÝʾ,Á˽â¸÷¸öÂ˾µÖ®¼ä²»Í¬µÄЧ¹û
– grayscale »Ò¶È
– sepia ºÖÉ«
– saturate ±¥ºÍ¶È
– hue-rotate É«ÏàÐýת
– invert ·´É«
– opacity ͸Ã÷¶È
– brightness ÁÁ¶È
– contrast ¶Ô±È¶È
– blur Ä£ºý
– drop-shadow ÒõÓ°
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