{"id":1346,"date":"2011-04-06T11:30:42","date_gmt":"2011-04-06T10:30:42","guid":{"rendered":"http:\/\/www.simonedesign.it\/blog\/?p=1346"},"modified":"2011-04-07T21:17:20","modified_gmt":"2011-04-07T20:17:20","slug":"css3-font-face-compatibilita-cross-browser","status":"publish","type":"post","link":"https:\/\/www.simonedesign.it\/blog\/css3-font-face-compatibilita-cross-browser\/","title":{"rendered":"CSS3 @font-face: compatibilit\u00e0 cross-browser"},"content":{"rendered":"<div pw:image='' class='pw-widget pw-counter-horizontal pw-horizontal' pw:url=\"https:\/\/www.simonedesign.it\/blog\/css3-font-face-compatibilita-cross-browser\/\" pw:title=\"CSS3 @font-face: compatibilit\u00e0 cross-browser\" >\n<\/div><p><a href=\"http:\/\/www.simonedesign.it\/blog\/css3-font-face-compatibilita-cross-browser\/\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.simonedesign.it\/blog\/wp-content\/uploads\/2011\/04\/CSS3-@Font-face.jpg\" alt=\"CSS3 @Font-face\" title=\"CSS3 @Font-face\" width=\"500\" height=\"400\" class=\"alignnone size-full wp-image-1351\" srcset=\"https:\/\/www.simonedesign.it\/blog\/wp-content\/uploads\/2011\/04\/CSS3-@Font-face.jpg 500w, https:\/\/www.simonedesign.it\/blog\/wp-content\/uploads\/2011\/04\/CSS3-@Font-face-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/p>\n<p>Continua la rubrica mensile <strong><a title=\"CSS3\" href=\"http:\/\/www.simonedesign.it\/blog\/tag\/css3\/\">Propriet\u00e0 CSS3<\/a><\/strong>, contenente tutte le novit\u00e0 dei CSS nel Web 2.0.<\/p>\n<p>La propriet\u00e0 CSS3 di oggi \u00e8: <strong>@font-face<\/strong>, che permette di utilizzare font non standard. Fin&#8217;ora infatti mediante la propriet\u00e0 css font-family si poteva specificare un carattere tra quelli standard o installati nella maggior parte dei sistemi operativi (es. verdana, tahoma, arial, serif&#8230;).<\/p>\n<p><!--more--><\/p>\n<h4>@Font-face \u00e8 compatibile con tutti i browser?<\/h4>\n<p>La propriet\u00e0 @font-face \u00e8 stata introdotta gi\u00e0 dal CSS 2.0 nel quale bastava specificare l&#8217;url del font da scaricare nel caso in cui non fosse installato gi\u00e0 nel computer del visitatore, senza per\u00f2 un supporto totale da parte dei browser e perci\u00f2 rimossa gi\u00e0 dalla versione CSS 2.1. Ora che <strong>tutti i browser la supportano<\/strong>, la regola @font-face \u00e8 stata reintrodotta nei CSS3.<\/p>\n<p>A questo punto la domanda sorge spontanea: Internet Explorer come si comporta davanti a @font-face? Incredibile ma vero, tale propriet\u00e0 \u00e8 compatibile con IE si dalla versione 4, tuttavia non si tratta di una compatibilit\u00e0 cross-browser totale, infatti i caratteri pi\u00f9 diffusi, quelli con estenzione <strong>TrueType<\/strong> (.ttf) non vengono considerati dal browser della Microsoft, che possiede un formato di propriet\u00e0 l&#8217;<strong>Embedded OpenType<\/strong> (.eot) derivato dallo standard OpenType.<\/p>\n<p>&nbsp;<\/p>\n<h4>Supporto dei browser<\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.simonedesign.it\/blog\/wp-content\/uploads\/2011\/04\/tabella-@font-face.jpg\" alt=\"tabella @font-face\" title=\"tabella @font-face\" width=\"500\" height=\"211\" class=\"alignnone size-full wp-image-1370\" srcset=\"https:\/\/www.simonedesign.it\/blog\/wp-content\/uploads\/2011\/04\/tabella-@font-face.jpg 500w, https:\/\/www.simonedesign.it\/blog\/wp-content\/uploads\/2011\/04\/tabella-@font-face-300x126.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>Come si pu\u00f2 fare se il font che intendiamo inserire nel nostro sito \u00e8 stato rilasciato solo nel formato .ttf? Si pu\u00f2 usare il <a href=\"http:\/\/www.simonedesign.it\/blog\/font-squirrel-presenta-font-face-kit-generator\/\"><strong>@font-face kit generator di Font Squirrel<\/strong><\/a>.<\/p>\n<p>&nbsp;<\/p>\n<h4>Sintassi e definizione di @font-face<\/h4>\n<p>La regola per attivare la propriet\u00e0 \u00e8 molto semplice, \u00e8 composta da due parametri obbligatori e due omissibili:<\/p>\n<p><strong>font-family<\/strong>: con cui si definisce il nome del font (necessario);<br \/>\n<strong>src<\/strong>: contenente il path del font (necessario);<br \/>\n<strong>font-weight<\/strong>: con cui si stabilisce lo spessore del carattere, predefinito &#8220;normal&#8221;;<br \/>\n<strong>font-style<\/strong>: con cui si definisce lo stile del carattere <em>(normal, italic, oblique, inherit)<\/em>.<\/p>\n<style type=\"text\/css\">\n@font-face {\n   font-family: 'LeviBrush';\n   src: url('http:\/\/www.simonedesign.it\/blog\/wp-content\/uploads\/2011\/04\/levibrush.ttf');\n}\n<\/style>\n<p>Vediamo subito come si presenta:<br \/>\n<center><\/p>\n<h1 style=\"font-family: 'LeviBrush'; color:#333; font-size:50px;\">@face-font<\/h1>\n<p><\/center><\/p>\n<p>La sintassi della propriet\u00e0 @font-face, che v\u00e0 innanzi tutto dichiarata e poi assegnata ad un elemento:<\/p>\n<pre lang=\"css\">\r\n@font-face {\r\n   font-family: 'LeviBrush';\r\n   src: url('levibrush.ttf');\r\n}\r\n\r\nh1 {\r\n   font-family: 'LeviBrush';\r\n}\r\n<\/pre>\n<p>&nbsp;<\/p>\n<h4>Dichiarazione di @font-face per una compatibilit\u00e0 totale<\/h4>\n<p>Come \u00e8 stato accennato precedentemente nella tabella del supporto dei browser, ognuno considera un tipo diverso di estenzione, per ovviare a questa problematica si pu\u00f2 utilizzare il servizio <a target=\"_blank\" href=\"http:\/\/www.fontsquirrel.com\/fontface\/generator\"><strong>@font-face Kit Generator<\/strong><\/a> offerto da <a target=\"_blank\" href=\"http:\/\/www.fontsquirrel.com\/\"><strong>Font Squirrel<\/strong><\/a>.<\/p>\n<style type=\"text\/css\">\n@font-face {\n    font-family: 'LeviBrushRegular';\n    src: url('http:\/\/www.simonedesign.it\/blog\/wp-content\/uploads\/2011\/04\/levibrush.eot');\n    src: url('http:\/\/www.simonedesign.it\/blog\/wp-content\/uploads\/2011\/04\/levibrush.eot?#iefix') format('eot'),\n          url('http:\/\/www.simonedesign.it\/blog\/wp-content\/uploads\/2011\/04\/levibrush.woff') format('woff'),\n          url('http:\/\/www.simonedesign.it\/blog\/wp-content\/uploads\/2011\/04\/levibrush.ttf') format('truetype'),\n          url('http:\/\/www.simonedesign.it\/blog\/wp-content\/uploads\/2011\/04\/levibrush.svg#webfont5DMjqbeH') format('svg');\n    font-weight: normal;\n    font-style: normal;\n}\n<\/style>\n<pre lang=\"css\">\r\n@font-face {\r\n    font-family: 'LeviBrushRegular';\r\n    src: url('levibrush.eot');\r\n    src: url('levibrush.eot?#iefix') format('eot'),\r\n          url('levibrush.woff') format('woff'),\r\n          url('levibrush.ttf') format('truetype'),\r\n          url('levibrush.svg#webfont5DMjqbeH') format('svg');\r\n    font-weight: normal;\r\n    font-style: normal;\r\n}\r\n\r\nh1 {\r\n   font-family: 'LeviBrushRegular';\r\n}\r\n<\/pre>\n<p>Il risultato, ora dovrebbe essere visualizzato correttamente con tutti i browser:<\/p>\n<p><center><\/p>\n<h1 style=\"font-family: 'LeviBrushRegular'; color:#333; font-size:50px;\">@face-font<\/h1>\n<p><\/center><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Continua la rubrica mensile Propriet\u00e0 CSS3, contenente tutte le novit\u00e0 dei CSS nel Web 2.0. La propriet\u00e0 CSS3 di oggi \u00e8: @font-face, che permette di utilizzare font non standard. Fin&#8217;ora infatti mediante la propriet\u00e0 css font-family si poteva specificare un carattere tra quelli standard o installati nella maggior parte dei sistemi operativi (es. verdana, tahoma, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[58],"class_list":["post-1346","post","type-post","status-publish","format-standard","hentry","category-css","tag-css3"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>CSS3 @font-face: compatibilit\u00e0 cross-browser | Blog | SimoneDesign<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.simonedesign.it\/blog\/css3-font-face-compatibilita-cross-browser\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"CSS3 @font-face: compatibilit\u00e0 cross-browser | Blog | SimoneDesign\" \/>\n<meta property=\"og:description\" content=\"Continua la rubrica mensile Propriet\u00e0 CSS3, contenente tutte le novit\u00e0 dei CSS nel Web 2.0. 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