{"id":7445,"date":"2018-03-24T23:39:44","date_gmt":"2018-03-24T15:39:44","guid":{"rendered":"http:\/\/www.zhangxinxu.com\/wordpress\/?p=7445"},"modified":"2019-10-18T17:15:08","modified_gmt":"2019-10-18T09:15:08","slug":"svg-text-font-size-auto-scale","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2018\/03\/svg-text-font-size-auto-scale\/","title":{"rendered":"\u501f\u52a9SVG\u6587\u5b57\u5c3a\u5bf8\u81ea\u52a8\u7f29\u653e\u751a\u81f3\u7a81\u7834Chrome 12px\u9650\u5236"},"content":{"rendered":"

by zhangxinxu<\/a> from https:\/\/www.zhangxinxu.com\/wordpress\/?p=7445<\/a>
\n\u672c\u6587\u53ef\u5168\u6587\u8f6c\u8f7d\uff0c\u4f46\u9700\u5f97\u5230\u539f\u4f5c\u8005\u4e66\u9762\u8bb8\u53ef\uff0c\u540c\u65f6\u4fdd\u7559\u539f\u4f5c\u8005\u548c\u51fa\u5904\uff0c\u6458\u8981\u5f15\u6d41\u5219\u968f\u610f\u3002<\/p>\n

\u4e00\u3001\u6587\u672c\u5927\u5c0f\u81ea\u9002\u5e94\u6548\u679c\u62a2\u5148\u4f53\u9a8c<\/h3>\n

\u6548\u679c\u5982\u4e0bGIF\u622a\u56fe\uff1a<\/p>\n

\"\u6587\u5b57\u5927\u5c0f\u81ea\u9002\u5e94\u62c9\u4f38\u6548\u679c\u622a\u56fe\"<\/p>\n

\u6587\u5b57\u5927\u5c0f\u5c3a\u5bf8\u8ddf\u7740\u5bb9\u5668\u7684\u5c3a\u5bf8\u53d8\u5316\u3002<\/p>\n

\u60a8\u53ef\u4ee5\u72e0\u72e0\u5730\u70b9\u51fb\u8fd9\u91cc\uff1aSVG\u5b9e\u73b0\u6587\u5b57\u5927\u5c0f\u8ddf\u968f\u5bb9\u5668\u81ea\u52a8\u53d8\u5316demo<\/a><\/p>\n

\u8fd9\u5bf9\u4e8e\u4e00\u4e9b\u9700\u8981\u5c3a\u5bf8\u81ea\u9002\u5e94\u7684slogon\u5185\u5bb9\u5c31\u5f88\u5b9e\u7528\uff0c\u4f8b\u5982\u79fb\u52a8\u7aef320~414\u5bbd\u5ea6\u95f4\u7684\u81ea\u9002\u5e94\u3002<\/p>\n

\u5e76\u4e14\uff0c\u5982\u679c\u4f60\u8db3\u591f\u7ec6\u5fc3\uff0c\u4f1a\u53d1\u73b0\uff0c\u5f53\u7f29\u5230\u8db3\u591f\u5c0f\u7684\uff0c\u5728Chrome\u6d4f\u89c8\u5668\u4e0b\uff0c\u6587\u5b57\u7684\u5c3a\u5bf8\u5c45\u7136\u5c0f\u4e8e12px\u4e86\uff01<\/p>\n

\"\u6587\u5b57\u5927\u5c0f\u5c0f\u4e8e12px\"<\/p>\n

\u4e8c\u3001\u6587\u672c\u5927\u5c0f\u81ea\u9002\u5e94\u6548\u679c\u7eafCSS\u5b9e\u73b0\u65b9\u6cd5<\/h3>\n

\u7eafCSS\u65b9\u6cd5\u4e5f\u662f\u53ef\u4ee5\u5b9e\u73b0\u6587\u5b57\u5c3a\u5bf8\u8ddf\u968f\u53d8\u5316\u6548\u679c\u7684\uff0c\u4e3b\u8981\u662f\u501f\u52a9CSS3\u4e2d\u7684vw<\/code>\u5355\u4f4d\uff0c\u5c06CSS\u7684font-size<\/code>\u5927\u5c0f\u548c\u7f51\u9875\u89c6\u533a\u5bbd\u5ea6vw<\/code>\u76f8\u5173\u8054\u3002\u53ef\u53c2\u89c1\u4e4b\u524d\u6587\u7ae0\uff1a\u201c\u57fa\u4e8evw\u7b49\u89c6\u533a\u5355\u4f4d\u914d\u5408rem\u54cd\u5e94\u5f0f\u6392\u7248\u548c\u5e03\u5c40<\/a>\u201d\u3002<\/p>\n

\u4f8b\u5982\uff1a<\/p>\n

.slogon { \r\n  font-size: 10vw;\r\n}<\/pre>\n
\u4f46\u901a\u5e38\u5b9e\u9645\u5f00\u53d1\u7684\u65f6\u5019\uff0c\u8981\u6bd4\u4e0a\u9762\u7684CSS\u590d\u6742\uff0c\u901a\u5e38\u9700\u8981\u501f\u52a9calc()<\/code>\u8ba1\u7b97\u3002\u5982\u679c\u6587\u672c\u662f\u5c40\u90e8\u5bb9\u5668\u81ea\u9002\u5e94\uff0c\u90a3\u5c31\u66f4\u9ebb\u70e6\uff0c\u5b9e\u73b0\u8d77\u6765\u8fd8\u662f\u6709\u4e9b\u5570\u55e6\u7684\uff0c\u4e5f\u6ca1\u6709\u66f4\u5bb9\u6613\u7406\u89e3\u66f4\u597d\u5b9e\u73b0\u7684\u65b9\u6cd5\u5462\uff1f<\/p>\n
\u6709\uff0c\u501f\u52a9SVG\uff0c\u517c\u5bb9\u6027\u548cvw<\/code>\u4e00\u81f4\u3002<\/p>\n
\u4e09\u3001\u6587\u672cfont-size\u5927\u5c0f\u81ea\u9002\u5e94SVG\u5b9e\u73b0\u65b9\u6cd5<\/h3>\n
SVG\u672c\u8d28\u4e0a\u4f60\u53ef\u4ee5\u770b\u6210\u662f\u4e00\u5f20\u56fe\u7247\uff0c\u56fe\u7247\u8bbe\u7f6ewidth:100%<\/code>\u81ea\u52a8\u5c31\u8ddf\u968f\u5bb9\u5668\u5c3a\u5bf8\u62c9\u4f38\uff0cSVG\u4e5f\u662f\u5982\u6b64\uff0c\u5e76\u4e14SVG\u7531\u4e8e\u662f\u77e2\u91cf\u7684\uff0c\u56e0\u6b64\uff0c\u518d\u600e\u4e48\u62c9\u4f38\u6211\u4eec\u7684\u6587\u5b57\u6548\u679c\u90fd\u662f\u6e05\u6670\u7ec6\u817b\u7684\u3002<\/p>\n
SVG\u4e2d<text><\/code>\uff0c<tspan><\/code>\u5143\u7d20\u53ef\u4ee5\u7528\u6765\u5448\u73b0\u6587\u672c\uff0c\u5d4c\u5957\u5173\u7cfb\u4e3a<text><\/code> -> <tspan><\/code>\uff0c\u4e2a\u4eba\u89c9\u5f97\u548cHTML\u4e2d\u7684<p><\/code> -> <span><\/code>\u5173\u7cfb\u7c7b\u4f3c\u3002<\/p>\n
textLength<\/code>\u5c5e\u6027\u53ef\u4ee5\u63a7\u5236\u6587\u672c\u5360\u636e\u7684\u5bbd\u5ea6\u5927\u5c0f\uff0c\u7f3a\u7701\u5219\u81ea\u7136\u6392\u5217\uff0c\u5982\u679c\u6570\u503c\u6bd4\u8f83\u5c0f\uff0c\u5219\u6587\u5b57\u4f1a\u6324\u6210\u4e00\u56e2\uff0c\u7c7b\u4f3c\u8fd9\u6837\uff1a<\/p>\n
\"\u5b57\u6324\u5728\u4e00\u8d77\"<\/p>\n
\u5982\u679c\u6570\u503c\u8f83\u5927\uff0c\u5c31\u4f1a\u62c9\u5f97\u5f88\u5f00\uff1a<\/p>\n
\"\u6587\u5b57\u62c9\u7684\u5f88\u5f00\"<\/p>\n
lengthAdjust<\/code>\u7b49\u5c5e\u6027\u53ef\u4ee5\u5bf9\u6587\u672c\u62c9\u4f38\u6216\u6536\u7f29\u7684\u65b9\u5f0f\u8fdb\u884c\u8bbe\u7f6e\uff0c\u9ed8\u8ba4\u60c5\u51b5\u90fd\u662f\u5b57\u7b26\u4e4b\u95f4\u7a7a\u9699\u62c9\u4f38\uff08lengthAdjust=\"spacing\"<\/code>\uff09\uff0c\u7c7b\u4f3cCSS\u4e2d\u7684letter-spacing<\/code>\u5c5e\u6027\u3002\u6211\u4eec\u8fd8\u53ef\u4ee5\u6709\u5176\u4ed6\u8bbe\u7f6e\uff0c\u6b64\u65f6SVG\u5c31\u51fa\u73b0\u4e86\u6bd4CSS\u6587\u672c\u66f4\u52a0\u4e30\u5bcc\u7684\u5448\u73b0\u3002<\/p>\n
\u4f8b\u5982\uff0c\u8bbe\u7f6elengthAdjust=\"spacingAndGlyphs\"<\/code>\u5219\u5c31\u8fde\u540c\u5b57\u7b26\u56fe\u5f62\u672c\u8eab\u4e00\u8d77\u62c9\u4f38\uff1a<\/p>\n
\"\u5b57\u7b26\u5f62\u72b6\u4e00\u8d77\u62c9\u4f38\"<\/p>\n
\u8fd8\u6709x<\/code>, y<\/code>\u8bbe\u7f6e\u5750\u6807\u4f4d\u7f6e\uff0cdx<\/code>, dy<\/code>\u5c5e\u6027\u8bbe\u7f6e\u76f8\u5bf9\u5750\u6807\u504f\u79fb\u7b49\u7b49\u3002\u76f8\u5173\u5c5e\u6027\u8fd8\u6bd4\u8f83\u591a\uff0c\u5c31\u4e0d\u4e00\u4e00\u5c55\u5f00\u4e86\u3002<\/p>\n
\u56de\u5230\u672c\u4f8b\uff0c\u672c\u4f8b\u5b50\u4e00\u5f00\u59cb\u7684GIF\u6548\u679c\u5b9e\u73b0\u76f8\u5bf9\u7b80\u5355\uff0cSVG\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
<svg width=\"600\" height=\"80\" viewBox=\"0 0 600 80\">\r\n    <text font-family=\"'PingFang SC','Microsoft Yahei'\" font-size=\"60\" x=\"0\" y=\"1em\">CSS\u4e16\u754c\u8fd9\u672c\u4e66\u4e0d\u9519\uff01<\/text>\r\n<\/svg><\/pre>\n
\u7136\u540e\u52a0\u4e00\u884c\uff1a<\/p>\n
svg {\r\n    width: 100%;\r\n}<\/pre>\n
\u5c31\u5b9e\u73b0\u4e86\u3002<\/p>\n
\u4e00\u53e5\u8bdd\u6982\u62ec\u5c31\u662f\uff1a\u8001\u8001\u5b9e\u5b9e\u5927\u5c3a\u5bf8\u5b9e\u73b0\u4e2aSVG\u6587\u672c\u6548\u679c\uff0c\u7136\u540e\u5f53\u505a\u56fe\u7247\u6765\u7f29\u653e\u5904\u7406\u5373\u53ef\u3002<\/p>\n
\u56db\u3001\u5982\u679c\u662f\u8981canvas\u6765\u5b9e\u73b0\u5462\uff1f<\/h3>\n
canavs\u672c\u8d28\u4e0a\u4e5f\u662f\u56fe\u7247\uff0c\u4f46\u662f\uff0ccanvas\u7ed8\u5236\u7684\u6587\u672c\u6548\u679c\u5e76\u4e0d\u662f\u77e2\u91cf\u7684\uff0c\u62c9\u4f38\u548c\u7f29\u653e\u53ef\u80fd\u5e76\u4e0d\u4f1a\u5f88\u6e05\u6670\u3002\u56e0\u6b64\uff0c\u5e76\u4e0d\u662f\u63a8\u8350\u7684\u6280\u672f\u9009\u578b\u3002<\/p>\n
\u597d\uff0c\u5c31\u8bf4\u8fd9\u4e9b\u5427\u3002<\/p>\n
\u611f\u8c22\u9605\u8bfb\uff01<\/p>\n
<\/p>\n
\u672c\u6587\u4e3a\u539f\u521b\u6587\u7ae0\uff0c\u4f1a\u7ecf\u5e38\u66f4\u65b0\u77e5\u8bc6\u70b9\u4ee5\u53ca\u4fee\u6b63\u4e00\u4e9b\u9519\u8bef\uff0c\u56e0\u6b64\u8f6c\u8f7d\u8bf7\u4fdd\u7559\u539f\u51fa\u5904\uff0c\u65b9\u4fbf\u6eaf\u6e90\uff0c\u907f\u514d\u9648\u65e7\u9519\u8bef\u77e5\u8bc6\u7684\u8bef\u5bfc\uff0c\u540c\u65f6\u6709\u66f4\u597d\u7684\u9605\u8bfb\u4f53\u9a8c\u3002
\n\u672c\u6587\u5730\u5740\uff1ahttps:\/\/www.zhangxinxu.com\/wordpress\/?p=7445<\/a><\/p>\n
\uff08\u672c\u7bc7\u5b8c\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6587\u5b57\u5927\u5c0f\u5c3a\u5bf8\u8ddf\u7740\u5bb9\u5668\u7684\u5c3a\u5bf8\u53d8\u5316\u3002\u8fd9\u5bf9\u4e8e\u4e00\u4e9b\u9700\u8981\u5c3a\u5bf8\u81ea\u9002\u5e94\u7684slogon\u5185\u5bb9\u5c31\u5f88\u5b9e\u7528\uff0c\u4f8b\u5982\u79fb\u52a8\u7aef320~414\u5bbd\u5ea6\u95f4\u7684\u81ea\u9002\u5e94\u3002\u7eafCSS\u53ef\u4ee5\u5b9e\u73b0\uff0c\u4f46\u5982\u679c\u5c40\u90e8\u81ea\u9002\u5e94\u5b9e\u73b0\u5c31\u6bd4\u8f83\u9ebb\u70e6\uff0ccanvas\u5219\u6548\u679c\u4e0d\u597d\uff0cSVG\u5b9e\u73b0\u5219\u517c\u987e\u4e24\u8005\u7684\u4f18\u70b9\u2026\u2026<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[895],"tags":[1229,642,1230,725,244,917,577,144],"_links":{"self":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/7445"}],"collection":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/comments?post=7445"}],"version-history":[{"count":0,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/7445\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/media?parent=7445"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/categories?post=7445"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/tags?post=7445"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}