{"id":46404,"date":"2023-08-02T19:39:27","date_gmt":"2023-08-02T11:39:27","guid":{"rendered":"https:\/\/docs.pingcode.com\/?p=46404"},"modified":"2023-08-02T19:39:28","modified_gmt":"2023-08-02T11:39:28","slug":"canvas%e4%b8%8esvg%e7%9a%84%e5%8c%ba%e5%88%ab%e6%98%af%e4%bb%80%e4%b9%88","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/46404.html","title":{"rendered":"canvas\u4e0esvg\u7684\u533a\u522b\u662f\u4ec0\u4e48"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote\">\n<p>canvas\u4e0esvg\u7684\u533a\u522b\u662f\uff1a1\u3001<strong>\u5b9e\u73b0\u65b9\u5f0f<\/strong>\uff1b2\u3001<strong>\u6e32\u67d3\u65b9\u5f0f<\/strong>\uff1b3\u3001<strong>\u56fe\u50cf\u8d28\u91cf<\/strong>\uff1b4\u3001<strong>\u52a8\u753b\u6548\u679c<\/strong>\uff1b5\u3001<strong>\u517c\u5bb9\u6027<\/strong>\uff1b6\u3001<strong>\u9002\u7528\u60c5\u51b5<\/strong>\u3002\u5b9e\u73b0\u65b9\u5f0f\u662f\u6307\uff0cCanvas\u662f\u57fa\u4e8e\u50cf\u7d20\u7684\u7ed8\u56fe\u6280\u672f\u3002\u5728\u4f7f\u7528Canvas\u65f6\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u901a\u8fc7JavaScript\u52a8\u6001\u5730\u5728\u753b\u5e03\u4e0a\u7ed8\u5236\u56fe\u5f62\u3001\u6587\u5b57\u548c\u56fe\u50cf\u3002SVG\u662f\u57fa\u4e8e\u77e2\u91cf\u7684\u7ed8\u56fe\u6280\u672f\u3002SVG\u4f7f\u7528XML\u63cf\u8ff0\u56fe\u5f62\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u901a\u8fc7XML\u5143\u7d20\u6765\u5b9a\u4e49\u56fe\u5f62\u7684\u7ed3\u6784\u548c\u6837\u5f0f\u3002<\/p>\n<\/blockquote>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"680\" height=\"421\" src=\"https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2023\/08\/pingcode\u6b63\u6587-21.jpg?x-oss-process=image\/auto-orient,1\/format,webp\" alt=\"\" class=\"wp-image-46406\" srcset=\"https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2023\/08\/pingcode\u6b63\u6587-21.jpg 680w, https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2023\/08\/pingcode\u6b63\u6587-21-300x186.jpg 300w\" sizes=\"(max-width: 680px) 100vw, 680px\" \/><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e00\u3001\u5b9e\u73b0\u65b9\u5f0f<\/strong><\/h2>\n\n\n\n<ul>\n<li><strong>Canvas\uff1a<\/strong> Canvas\u662f\u57fa\u4e8e\u50cf\u7d20\u7684\u7ed8\u56fe\u6280\u672f\u3002\u5728\u4f7f\u7528Canvas\u65f6\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u901a\u8fc7JavaScript\u52a8\u6001\u5730\u5728\u753b\u5e03\u4e0a\u7ed8\u5236\u56fe\u5f62\u3001\u6587\u5b57\u548c\u56fe\u50cf\u3002Canvas\u901a\u8fc7\u8bbe\u7f6e\u50cf\u7d20\u70b9\u7684\u989c\u8272\u6765\u521b\u5efa\u56fe\u5f62\uff0c\u56e0\u6b64\u7ed8\u5236\u7684\u56fe\u50cf\u662f\u4e00\u7ec4\u9759\u6001\u7684\u50cf\u7d20\u3002<\/li>\n\n\n\n<li><strong>SVG\uff1a<\/strong> SVG\u662f\u57fa\u4e8e\u77e2\u91cf\u7684\u7ed8\u56fe\u6280\u672f\u3002SVG\u4f7f\u7528XML\u63cf\u8ff0\u56fe\u5f62\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u901a\u8fc7XML\u5143\u7d20\u6765\u5b9a\u4e49\u56fe\u5f62\u7684\u7ed3\u6784\u548c\u6837\u5f0f\u3002SVG\u7ed8\u5236\u7684\u56fe\u50cf\u662f\u7531\u6570\u5b66\u516c\u5f0f\u6765\u63cf\u8ff0\u7684\uff0c\u56e0\u6b64\u53ef\u4ee5\u65e0\u9650\u7f29\u653e\u800c\u4e0d\u5931\u771f\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e8c\u3001\u6e32\u67d3\u65b9\u5f0f<\/strong><\/h2>\n\n\n\n<ul>\n<li><strong>Canvas\uff1a<\/strong> Canvas\u4f7f\u7528JavaScript\u6765\u63a7\u5236\u6bcf\u4e2a\u50cf\u7d20\u7684\u7ed8\u5236\uff0c\u56e0\u6b64\u7ed8\u5236\u8fc7\u7a0b\u53d1\u751f\u5728\u753b\u5e03\u4e0a\u3002\u6bcf\u6b21\u7ed8\u5236\u90fd\u9700\u8981\u91cd\u65b0\u6e32\u67d3\u6574\u4e2a\u573a\u666f\uff0c\u9002\u7528\u4e8e\u56fe\u50cf\u9891\u7e41\u53d8\u52a8\u7684\u52a8\u753b\u6548\u679c\u3002<\/li>\n\n\n\n<li><strong>SVG\uff1a<\/strong> SVG\u662f\u57fa\u4e8eDOM\u7684\uff0c\u5b83\u5c06\u56fe\u5f62\u4f5c\u4e3a\u72ec\u7acb\u7684DOM\u8282\u70b9\uff0c\u4fee\u6539SVG\u5143\u7d20\u5c06\u81ea\u52a8\u66f4\u65b0\u56fe\u5f62\uff0c\u800c\u4e0d\u9700\u8981\u91cd\u65b0\u6e32\u67d3\u6574\u4e2a\u573a\u666f\u3002\u9002\u7528\u4e8e\u9759\u6001\u56fe\u5f62\u548c\u590d\u6742\u7684\u4ea4\u4e92\u56fe\u50cf\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e09\u3001\u56fe\u50cf\u8d28\u91cf<\/strong><\/h2>\n\n\n\n<ul>\n<li><strong>Canvas\uff1a<\/strong> \u7531\u4e8eCanvas\u662f\u57fa\u4e8e\u50cf\u7d20\u7684\uff0c\u56fe\u50cf\u5728\u653e\u5927\u65f6\u53ef\u80fd\u4f1a\u5931\u771f\uff0c\u7279\u522b\u662f\u5f53\u56fe\u50cf\u7f29\u653e\u8f83\u5927\u65f6\uff0c\u50cf\u7d20\u4f1a\u53d8\u5f97\u53ef\u89c1\u3002\u56e0\u6b64\uff0cCanvas\u4e0d\u9002\u5408\u7528\u4e8e\u9700\u8981\u9ad8\u8d28\u91cf\u56fe\u50cf\u548c\u65e0\u9650\u7f29\u653e\u7684\u573a\u666f\u3002<\/li>\n\n\n\n<li><strong>SVG\uff1a<\/strong> SVG\u662f\u57fa\u4e8e\u77e2\u91cf\u7684\uff0c\u56fe\u50cf\u53ef\u4ee5\u65e0\u9650\u7f29\u653e\u800c\u4e0d\u5931\u771f\uff0c\u56e0\u6b64\u9002\u5408\u7528\u4e8e\u9700\u8981\u9ad8\u8d28\u91cf\u56fe\u50cf\u548c\u7cbe\u786e\u63a7\u5236\u7684\u573a\u666f\uff0c\u6bd4\u5982\u56fe\u6807\u3001Logo\u7b49\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u56db\u3001\u52a8\u753b\u6548\u679c<\/strong><\/h2>\n\n\n\n<ul>\n<li><strong>Canvas\uff1a<\/strong> Canvas\u53ef\u4ee5\u901a\u8fc7\u6bcf\u5e27\u7ed8\u5236\u5b9e\u73b0\u52a8\u753b\u6548\u679c\uff0c\u4f46\u9700\u8981\u624b\u52a8\u63a7\u5236\u6bcf\u4e00\u5e27\u7684\u7ed8\u5236\u8fc7\u7a0b\u3002\u5bf9\u4e8e\u590d\u6742\u7684\u52a8\u753b\u6548\u679c\uff0c\u9700\u8981\u5904\u7406\u8f83\u591a\u7684\u7ed8\u5236\u64cd\u4f5c\u3002<\/li>\n\n\n\n<li><strong>SVG\uff1a<\/strong> SVG\u652f\u6301\u4f7f\u7528CSS3\u548cSMIL\uff08\u53ef\u6269\u5c55\u591a\u5a92\u4f53\u96c6\u6210\u8bed\u8a00\uff09\u5b9e\u73b0\u52a8\u753b\u6548\u679c\uff0c\u53ef\u4ee5\u66f4\u7b80\u5355\u5730\u521b\u5efa\u590d\u6742\u7684\u52a8\u753b\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e94\u3001\u517c\u5bb9\u6027<\/strong><\/h2>\n\n\n\n<ul>\n<li><strong>Canvas\uff1a<\/strong> Canvas\u5728\u5927\u591a\u6570\u73b0\u4ee3\u6d4f\u89c8\u5668\u4e2d\u90fd\u5f97\u5230\u652f\u6301\uff0c\u4f46\u5bf9\u4e8e\u4e00\u4e9b\u65e7\u7248\u672c\u7684\u6d4f\u89c8\u5668\u53ef\u80fd\u4e0d\u5b8c\u5168\u652f\u6301\u3002<\/li>\n\n\n\n<li><strong>SVG\uff1a<\/strong> SVG\u4e5f\u5728\u5927\u591a\u6570\u73b0\u4ee3\u6d4f\u89c8\u5668\u4e2d\u5f97\u5230\u652f\u6301\uff0c\u5bf9\u4e8e\u65e7\u7248\u672c\u7684\u6d4f\u89c8\u5668\uff0c\u53ef\u4ee5\u4f7f\u7528polyfill\u8fdb\u884c\u652f\u6301\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u516d\u3001<strong>\u9002\u7528\u60c5\u51b5<\/strong><\/h2>\n\n\n\n<ul>\n<li>\u5f53\u9700\u8981\u5b9e\u73b0\u590d\u6742\u7684\u4ea4\u4e92\u56fe\u5f62\u3001\u9ad8\u8d28\u91cf\u56fe\u50cf\u6216Logo\u65f6\uff0cSVG\u662f\u66f4\u597d\u7684\u9009\u62e9\u3002<\/li>\n\n\n\n<li>\u5f53\u9700\u8981\u5b9e\u73b0\u56fe\u50cf\u9891\u7e41\u53d8\u52a8\u7684\u52a8\u753b\u6548\u679c\u65f6\uff0cCanvas\u662f\u66f4\u5408\u9002\u7684\u9009\u9879\u3002<\/li>\n\n\n\n<li>\u5728\u79fb\u52a8\u7aef\u5f00\u53d1\u4e2d\uff0c\u7531\u4e8eSVG\u7684\u77e2\u91cf\u6027\u8d28\uff0c\u901a\u5e38\u66f4\u9002\u7528\u4e8e\u4fdd\u8bc1\u56fe\u50cf\u8d28\u91cf\u548c\u8282\u7701\u5e26\u5bbd\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\" \/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u5ef6\u4f38\u9605\u8bfb<\/strong><\/h2>\n\n\n\n<p><strong>Canvas\u4e0eWebGL<\/strong><\/p>\n\n\n\n<p>\u9664\u4e86Canvas\u548cSVG\u4e4b\u5916\uff0c\u8fd8\u6709\u53e6\u4e00\u79cd\u7ed8\u56fe\u6280\u672f\u53eb\u505aWebGL\u3002WebGL\u662f\u57fa\u4e8eOpenGL ES\u76843D\u7ed8\u56fe\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5728\u6d4f\u89c8\u5668\u4e2d\u5b9e\u73b0\u9ad8\u6027\u80fd\u76843D\u56fe\u5f62\u548c\u52a8\u753b\u6548\u679c\u3002WebGL\u5bf9\u4e8e\u6e38\u620f\u548c\u590d\u6742\u76843D\u573a\u666f\u975e\u5e38\u6709\u7528\uff0c\u4f46\u7531\u4e8e\u5176\u590d\u6742\u6027\u548c\u786c\u4ef6\u8981\u6c42\uff0c\u9002\u7528\u8303\u56f4\u76f8\u5bf9\u8f83\u7a84\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"canvas\u4e0esvg\u7684\u533a\u522b\u662f\uff1a1\u3001\u5b9e\u73b0\u65b9\u5f0f\uff1b2\u3001\u6e32\u67d3\u65b9\u5f0f\uff1b3\u3001\u56fe\u50cf\u8d28\u91cf\uff1b4\u3001\u52a8\u753b\u6548\u679c\uff1b5\u3001\u517c\u5bb9\u6027\uff1b6\u3001\u9002\u7528\u60c5\u51b5 [&hellip;]","protected":false},"author":6,"featured_media":46405,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/46404"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=46404"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/46404\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/46405"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=46404"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=46404"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=46404"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}