{"id":238408,"date":"2023-12-26T07:06:16","date_gmt":"2023-12-25T23:06:16","guid":{"rendered":"https:\/\/www.idc.net\/help\/238408\/"},"modified":"2023-12-26T07:06:16","modified_gmt":"2023-12-25T23:06:16","slug":"css%e5%85%a5%e9%97%a8-mask-type%ef%bc%88%e9%81%ae%e7%bd%a9%e7%b1%bb%e5%9e%8b%ef%bc%89","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/238408\/","title":{"rendered":"Css\u5165\u95e8: mask-type\uff08\u906e\u7f69\u7c7b\u578b\uff09"},"content":{"rendered":"<p><title id=\"css%e5%85%a5%e9%97%a8-mask-type%ef%bc%88%e9%81%ae%e7%bd%a9%e7%b1%bb%e5%9e%8b%ef%bc%89-RXcmxJtGmb\">Css\u5165\u95e8: mask-type\uff08\u906e\u7f69\u7c7b\u578b\uff09<\/title><\/p>\n<h1 id=\"css%e5%85%a5%e9%97%a8-mask-type%ef%bc%88%e9%81%ae%e7%bd%a9%e7%b1%bb%e5%9e%8b%ef%bc%89-RXcmxJtGmb\">Css\u5165\u95e8: 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<i>value<\/i>;\n}\n<\/pre>\n<p>\u5176\u4e2d\uff0c<i>value<\/i>\u53ef\u4ee5\u662f\u4ee5\u4e0b\u51e0\u79cd\u7c7b\u578b\u4e4b\u4e00\uff1a<\/p>\n<ul>\n<li><code>luminance<\/code>\uff1a\u8868\u793a\u906e\u7f69\u662f\u57fa\u4e8e\u5143\u7d20\u7684\u4eae\u5ea6\u503c\u6765\u786e\u5b9a\u7684\u3002<\/li>\n<li><code>alpha<\/code>\uff1a\u8868\u793a\u906e\u7f69\u662f\u57fa\u4e8e\u5143\u7d20\u7684\u900f\u660e\u5ea6\u503c\u6765\u786e\u5b9a\u7684\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8luminance%e7%b1%bb%e5%9e%8b%e7%9a%84%e9%81%ae%e7%bd%a9-RXcmxJtGmb\">\u4f7f\u7528luminance\u7c7b\u578b\u7684\u906e\u7f69<\/h2>\n<p>\u5f53\u6211\u4eec\u4f7f\u7528luminance\u7c7b\u578b\u7684\u906e\u7f69\u65f6\uff0c\u906e\u7f69\u7684\u6548\u679c\u4f1a\u6839\u636e\u5143\u7d20\u7684\u4eae\u5ea6\u503c\u6765\u786e\u5b9a\u3002\u4eae\u5ea6\u503c\u8d8a\u9ad8\uff0c\u906e\u7f69\u7684\u900f\u660e\u5ea6\u8d8a\u4f4e\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002<\/p>\n<p>\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528luminance\u7c7b\u578b\u906e\u7f69\u7684\u4f8b\u5b50\uff1a<\/p>\n<pre>\n.element {\n  background-image: url('image.jpg');\n  -webkit-mask-image: url('mask.png');\n  mask-image: url('mask.png');\n  mask-type: luminance;\n}\n<\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e86\u4e00\u4e2a\u56fe\u7247\u4f5c\u4e3a\u80cc\u666f\uff0c\u5e76\u5c06\u53e6\u4e00\u4e2a\u56fe\u7247\u4f5c\u4e3a\u906e\u7f69\u3002\u901a\u8fc7\u8bbe\u7f6emask-type\u4e3aluminance\uff0c\u906e\u7f69\u7684\u900f\u660e\u5ea6\u4f1a\u6839\u636e\u80cc\u666f\u56fe\u7247\u7684\u4eae\u5ea6\u503c\u6765\u786e\u5b9a\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8alpha%e7%b1%bb%e5%9e%8b%e7%9a%84%e9%81%ae%e7%bd%a9-RXcmxJtGmb\">\u4f7f\u7528alpha\u7c7b\u578b\u7684\u906e\u7f69<\/h2>\n<p>\u5f53\u6211\u4eec\u4f7f\u7528alpha\u7c7b\u578b\u7684\u906e\u7f69\u65f6\uff0c\u906e\u7f69\u7684\u6548\u679c\u4f1a\u6839\u636e\u5143\u7d20\u7684\u900f\u660e\u5ea6\u503c\u6765\u786e\u5b9a\u3002\u900f\u660e\u5ea6\u503c\u8d8a\u9ad8\uff0c\u906e\u7f69\u7684\u900f\u660e\u5ea6\u8d8a\u4f4e\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002<\/p>\n<p>\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528alpha\u7c7b\u578b\u906e\u7f69\u7684\u4f8b\u5b50\uff1a<\/p>\n<pre>\n.element {\n  background-image: url('image.jpg');\n  -webkit-mask-image: url('mask.png');\n  mask-image: url('mask.png');\n  mask-type: alpha;\n}\n<\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u540c\u6837\u4f7f\u7528\u4e86\u4e00\u4e2a\u56fe\u7247\u4f5c\u4e3a\u80cc\u666f\uff0c\u5e76\u5c06\u53e6\u4e00\u4e2a\u56fe\u7247\u4f5c\u4e3a\u906e\u7f69\u3002\u901a\u8fc7\u8bbe\u7f6emask-type\u4e3aalpha\uff0c\u906e\u7f69\u7684\u900f\u660e\u5ea6\u4f1a\u6839\u636e\u80cc\u666f\u56fe\u7247\u7684\u900f\u660e\u5ea6\u503c\u6765\u786e\u5b9a\u3002<\/p>\n<h2 id=\"%e6%80%bb%e7%bb%93-RXcmxJtGmb\">\u603b\u7ed3<\/h2>\n<p>\u901a\u8fc7\u4f7f\u7528CSS\u7684mask-type\u5c5e\u6027\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u5404\u79cd\u6709\u8da3\u7684\u906e\u7f69\u6548\u679c\u3002\u901a\u8fc7\u8bbe\u7f6eluminance\u6216alpha\u7c7b\u578b\u7684\u906e\u7f69\uff0c\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u5143\u7d20\u7684\u4eae\u5ea6\u6216\u900f\u660e\u5ea6\u6765\u786e\u5b9a\u906e\u7f69\u7684\u900f\u660e\u5ea6\u3002\u8fd9\u4e3a\u6211\u4eec\u7684\u7f51\u9875\u8bbe\u8ba1\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u53ef\u80fd\u6027\u3002<\/p>\n<p>\u5982\u679c\u4f60\u60f3\u4e86\u89e3\u66f4\u591a\u5173\u4e8eCSS\u7684mask-type\u5c5e\u6027\u7684\u4fe1\u606f\uff0c\u8bf7\u8bbf\u95ee\u6211\u4eec\u7684\u5b98\u7f51\uff1a<a href=\"https:\/\/idc.net\">https:\/\/idc.net<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Css\u5165\u95e8: mask-type\uff08\u906e\u7f69\u7c7b\u578b\uff09 Css\u5165\u95e8: mask-type\uff08\u906e\u7f69\u7c7b\u578b\uff09 CSS\u4e2d\u7684mask [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[197854],"tags":[],"class_list":["post-238408","post","type-post","status-publish","format-standard","hentry","category-html"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/238408","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=238408"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/238408\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=238408"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=238408"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=238408"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}