{"id":11513,"date":"2015-05-18T16:15:38","date_gmt":"2015-05-18T08:15:38","guid":{"rendered":"http:\/\/13tech.com.cn\/?p=11513"},"modified":"2015-05-18T16:15:38","modified_gmt":"2015-05-18T08:15:38","slug":"%e3%80%90uxren%e5%8e%9f%e5%88%9b%e3%80%91units-and-measurements-material-design%e4%b8%93%e9%a2%98%e5%88%86%e4%ba%ab%ef%bc%8813%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.uxren.cn\/?p=11513","title":{"rendered":"\u3010UXRen\u539f\u521b\u3011Units and measurements\u2014\u2014Material Design\u4e13\u9898\u5206\u4eab\uff0813\uff09"},"content":{"rendered":"<p><a href=\"http:\/\/13tech.com.cn\/wp-content\/uploads\/2015\/05\/md-07-00.jpg\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-10297\" alt=\"md-07-00\" src=\"http:\/\/13tech.com.cn\/wp-content\/uploads\/2015\/05\/md-07-00.jpg\" width=\"700\" height=\"500\" srcset=\"https:\/\/www.uxren.cn\/wp-content\/uploads\/2015\/05\/md-07-00.jpg 700w, https:\/\/www.uxren.cn\/wp-content\/uploads\/2015\/05\/md-07-00-300x214.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/a><\/p>\n<p>\u975e\u51e1\u56de\u6765\u4e86\uff0c\u4eca\u5929\u8bb2\u51e0\u4e2a\u6982\u5ff5\uff0c\u4e3b\u8981\u548cUI\u6709\u5173\u7cfb\uff0c\u7406\u89e3\u8fd9\u4e9b\u6982\u5ff5\u7684\u8bdd\u5bf9\u9002\u914d\u5c4f\u5e55\u548c\u5207\u56fe\u5f88\u6709\u597d\u5904\u3002<\/p>\n<ul>\n<li>Pixel density<\/li>\n<li>Density-independent pixels(dp)<\/li>\n<li>Scalecabel pixels(sp)<\/li>\n<li>Designing layouts fordp<\/li>\n<li>Image scaling<\/li>\n<\/ul>\n<h4><strong>Pixel density<\/strong><\/h4>\n<p>\u50cf\u7d20\u5bc6\u5ea6\uff0c\u6307\u4e00\u82f1\u5bf8\u5c4f\u5e55\u4e0b\u7684\u50cf\u7d20\u6570\u91cf\u3002<\/p>\n<p>\u5982\uff1a160dpi=\u4e00\u82f1\u5bf8\u5c4f\u5e55\u5305\u542b160\u4e2aPixl.<\/p>\n<p>\u4e0d\u540c\u5206\u8fa8\u7387\u7684\u5c4f\u5e55\u4e0b\uff0c\u76f8\u540c\u50cf\u7d20\u5927\u5c0f\u7684\u5143\u7d20\uff0c\u5728\u9ad8\u5206\u8fa8\u7387\u4e0b\uff0c\u663e\u793a\u6bd4\u8f83\u5c0f\uff1b\u5728\u4f4e\u5206\u8fa8\u7387\u5c4f\u5e55\u4e0b\u663e\u793a\u6bd4\u8f83\u5927\u3002\u5728\u51e0\u5e74\u524d\u6211\u4eec\u4f1a\u53d1\u73b0\u5b89\u5353\u5c4f\u5e55\u5206\u8fa8\u7387\u4f4e\u7684\u624b\u673a\u4e0b\u8f7d\u5e94\u7528\uff0c\u6709\u4e9b\u5e94\u7528\u6ca1\u6709\u505a\u9002\u914d\uff0c\u5c31\u4f1a\u51fa\u73b0\u53ea\u663e\u793a\u5c40\u90e8\u7684\u73b0\u8c61\uff0c\u65e0\u6cd5\u6b63\u5e38\u4f7f\u7528\uff0c\u8fd9\u5c31\u662f\u5c4f\u5e55\u5206\u8fa8\u7387\u4e0d\u540c\uff08\u50cf\u7d20\u5bc6\u5ea6\u4e0d\u540c\uff09\u5bfc\u81f4\u7684\u3002<\/p>\n<p>\u4e0b\u9762\u770b\u4e24\u7ad9\u7167\u7247\uff1a<\/p>\n<p>\u4e00\u4e2aUI element (such asa Button),appear physically larger on low- density and smaller on hight-density screens.<\/p>\n<p><a href=\"http:\/\/13tech.com.cn\/wp-content\/uploads\/2015\/05\/md-13-01.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-11534\" alt=\"md-13-01\" src=\"http:\/\/13tech.com.cn\/wp-content\/uploads\/2015\/05\/md-13-01.png\" width=\"640\" height=\"438\" srcset=\"https:\/\/www.uxren.cn\/wp-content\/uploads\/2015\/05\/md-13-01.png 640w, https:\/\/www.uxren.cn\/wp-content\/uploads\/2015\/05\/md-13-01-300x205.png 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<address>\u9ad8\u5206\u8fa8\u7387<\/address>\n<p><a href=\"http:\/\/13tech.com.cn\/wp-content\/uploads\/2015\/05\/md-13-02.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-11535\" alt=\"md-13-02\" src=\"http:\/\/13tech.com.cn\/wp-content\/uploads\/2015\/05\/md-13-02.png\" width=\"640\" height=\"438\" srcset=\"https:\/\/www.uxren.cn\/wp-content\/uploads\/2015\/05\/md-13-02.png 640w, https:\/\/www.uxren.cn\/wp-content\/uploads\/2015\/05\/md-13-02-300x205.png 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<address>\u4f4e\u5206\u8fa8\u7387<\/address>\n<p>\u5b83\u7684\u8ba1\u7b97\u516c\u5f0f\uff1a<\/p>\n<ul>\n<li>dpi = screen width (or height) in pixel\/screen width(or height) in inches<\/li>\n<li>dpi = \u5c4f\u5e55\u50cf\u7d20\u5bbd\u5ea6\uff08\u6216\u9ad8\u5ea6\uff09\/ \u5c4f\u5e55\u82f1\u5bf8\u9ad8\u5ea6\uff08\u6216\u9ad8\u5ea6\uff09<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h4><strong>Density-independent pixels(dp)<\/strong><\/h4>\n<p>\u72ec\u7acb\u50cf\u7d20\u5bc6\u5ea6\u662f\u4e3a\u4e86\u5728\u4e0d\u540c\u50cf\u7d20\u5bc6\u5ea6\u7684\u5c4f\u5e55\u4e2d\uff0c\u80fd\u591f\u5747\u5300\u7684\u663e\u793a\u3002\u662f\u4e00\u4e2a\u8fc7\u5ea6\u5355\u4f4d\uff0c\u5728\u5f00\u53d1\u4e2d\u5e76\u6ca1\u6709\u8fd9\u4e2a\u6982\u5ff5\u3002<\/p>\n<p>\u8fd9\u662f\u4e00\u4e2a\u80fd\u9002\u5e94\u4efb\u4f55\u5c4f\u5e55\u7684\u7684\u5355\u4f4d\u3002\u5728\u5f00\u53d1\u5b89\u5353\u5e94\u7528\u7684\u65f6\u5019\uff0c\u975e\u5e38\u5b9e\u7528\u3002<\/p>\n<p>\u5982\u4e0b\u56fe\uff0c\u5b9e\u7528\u50cf\u7d20\u5355\u4f4d\u548cDP\u5355\u4f4d\u7684\u6548\u679c\u6f14\u793a\u3002<\/p>\n<p><a href=\"http:\/\/13tech.com.cn\/wp-content\/uploads\/2015\/05\/md-13-03.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-11536\" alt=\"md-13-03\" src=\"http:\/\/13tech.com.cn\/wp-content\/uploads\/2015\/05\/md-13-03.png\" width=\"640\" height=\"438\" srcset=\"https:\/\/www.uxren.cn\/wp-content\/uploads\/2015\/05\/md-13-03.png 640w, https:\/\/www.uxren.cn\/wp-content\/uploads\/2015\/05\/md-13-03-300x205.png 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p>\u8fd9\u91cc\u6709\u4e00\u4e2a\u8868\uff1a<\/p>\n<p><a href=\"http:\/\/13tech.com.cn\/wp-content\/uploads\/2015\/05\/md-13-04.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-11537\" alt=\"md-13-04\" src=\"http:\/\/13tech.com.cn\/wp-content\/uploads\/2015\/05\/md-13-04.png\" width=\"640\" height=\"214\" srcset=\"https:\/\/www.uxren.cn\/wp-content\/uploads\/2015\/05\/md-13-04.png 640w, https:\/\/www.uxren.cn\/wp-content\/uploads\/2015\/05\/md-13-04-300x100.png 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p>\u5982\u679c\u6709\u4e09\u4e2a\u5c4f\u5e55\uff0c\u5168\u90e81.5\u82f1\u5bf8\u5bbd\u5ea6\uff0c\u5728\u4e0d\u540c\u7684\u5c4f\u5e55\u5206\u8fa8\u7387\u4e0b\uff0c\u5c4f\u5e55\u5bbd\u5ea6\u90fd\u662f240dp.<\/p>\n<p>\u4e00\u4e2aDP\u5c31\u76f8\u5f53\u4e8e160dpi\u4e0b\u7684\u4e00\u4e2a\u50cf\u7d20\u3002\u8fd9\u5c31\u53ef\u4ee5\u8ba1\u7b97\u51fa\u8fd9\u4e2a\u5355\u4f4d\u3002<\/p>\n<p>DP=\uff08widthin pixels * 160\uff09\/dpi<\/p>\n<p>&nbsp;<\/p>\n<h4><strong>Scalecabel pixels(sp)<\/strong><\/h4>\n<p>SP\u662f\u4e13\u95e8\u7528\u4e8e\u5b57\u4f53\u7684\uff0c\u4e00\u4e2asp\u5c31\u76f8\u5f53\u4e8e\u4e00\u4e2adp.<\/p>\n<p>\u4ed6\u4eec\u4e3b\u8981\u7684\u4e0d\u540c\u5728\u4e8eSP\u662f\u7528\u4e8e\u5b57\u4f53\u8bbe\u7f6e\u7684\uff0c\u4e3a\u4e86\u8ba9\u7528\u6237\u8bbe\u7f6e\u5b57\u4f53\u5927\u5c0f\u7684\u65f6\u5019\u4ecd\u7136\u80fd\u770b\u5230\u9002\u5408\u7684\u663e\u793a\u6548\u679c\u3002<\/p>\n<p>&nbsp;<\/p>\n<h4><strong>Designing layouts for dp<\/strong><\/h4>\n<p>\u5728\u8bbe\u8ba1\u754c\u9762\u7684\u65f6\u5019\u4f7f\u7528\u8fd9\u4e2a\u516c\u5f0f\uff1a<\/p>\n<ul>\n<li>DP=\uff08widthin pixels * 160\uff09\/dpi<\/li>\n<\/ul>\n<p>\u6bd4\u5982\u4e00\u4e2a32 *32 PX \u7684icon \u5728320dpi\u4e0b\u7b49\u4e8e16*16dp.<\/p>\n<p>&nbsp;<\/p>\n<h4><strong>Image scaling<\/strong><\/h4>\n<p>\u56fe\u50cf\u7f29\u653e\u5c31\u7528\u8fd9\u4e2a\u8868\u5c31\u597d\uff1a<\/p>\n<p><a href=\"http:\/\/13tech.com.cn\/wp-content\/uploads\/2015\/05\/md-13-05.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-11538\" alt=\"md-13-05\" src=\"http:\/\/13tech.com.cn\/wp-content\/uploads\/2015\/05\/md-13-05.png\" width=\"640\" height=\"274\" srcset=\"https:\/\/www.uxren.cn\/wp-content\/uploads\/2015\/05\/md-13-05.png 640w, https:\/\/www.uxren.cn\/wp-content\/uploads\/2015\/05\/md-13-05-300x128.png 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p>\u4e0d\u7528\u518d\u7ea0\u7ed3\u4e0d\u4f1a\u5207\u56fe\u4e86\uff0c\u4e0d\u7528\u518d\u95ee\u4ec0\u4e48\u662f1.0x 1.5x \u8fd9\u4e9b\u4e8b\u4ec0\u4e48\u610f\u601d\u4e86\u3002\u4e0d\u60f3\u53bb\u7406\u89e3\u516c\u5f0f\u548c\u539f\u7406\u5c31\u76f4\u63a5\u770b\u8fd9\u4e2a\u8868\u5427\uff01\u5176\u5b9e\u4e5f\u5f88\u5bb9\u6613\u7406\u89e3\u603b\u7ed3\u4e00\u4e0b\uff1a<\/p>\n<ul>\n<li>Pxiel\uff1a\u662f\u6307\u5c4f\u5e55\u50cf\u7d20<\/li>\n<li>PxielDensity\uff1a\u662f\u6307\u50cf\u7d20\u5bc6\u5ea6\uff0c\u5728\u82f1\u5bf8\u5c4f\u5e55\u5bbd\u5ea6\u6216\u9ad8\u5ea6\u4e0b\uff0c\u6709\u51e0\u4e2a\u50cf\u7d20\u3002<\/li>\n<li>ScaleabelPixels\uff1a\u662f\u4e13\u95e8\u9488\u5bf9\u5b57\u4f53\u7684\u5355\u4f4d\uff0cSP\u3002\u548cDP\u5dee\u4e0d\u591a\u3002<\/li>\n<li>Density-independent pixels\uff1a\u6307\u72ec\u7acb\u7684\u50cf\u7d20\u5bc6\u5ea6\uff0cDP,\u5b83\u548cPX\u7684\u6362\u7b97\u662f\u4e00\u4e2aDP\u7b49\u4e8e160dpi\uff08\u50cf\u7d20\u5bc6\u5ea6\uff09\u4e0b\u7684\u4e00\u4e2a\u50cf\u7d20\u3002<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<address><a href=\"http:\/\/13tech.com.cn\/wp-content\/uploads\/2015\/04\/feifan-logo.png\"><img loading=\"lazy\" alt=\"feifan-logo\" src=\"http:\/\/13tech.com.cn\/wp-content\/uploads\/2015\/04\/feifan-logo.png\" width=\"100\" height=\"100\" \/><\/a><\/address>\n<address>\u4f5c\u8005\uff1a\u90ac\u975e\u51e1\uff0c\u73b0\u4e92\u8054\u7f51\u4ea4\u4e92\u8bbe\u8ba1\u5e08\uff0c\u5d07\u5c1a\u81ea\u7136\u8bbe\u8ba1\u5e76\u5c06\u751f\u6d3b\u60c5\u611f\u4e0e\u8bbe\u8ba1\u76f8\u7ed3\u5408\uff0c\u76ee\u524d\u6b7b\u78d5Material Design \u5206\u4eab\u548c\u5b66\u4e60\u3002\u975e\u51e1\u8bed\u5f55\u201c\u4eab\u53d7\u751f\u547d\u7684\u8fc7\u7a0b\u201d<\/address>\n<address>\u9876\u90e8\u56fe\u7247\u6765\u6e90\uff1a<a href=\"http:\/\/cdn.webadictos.co\/media\/2015\/04\/WhatsApp-Material-Design.jpg\" target=\"_blank\">http:\/\/cdn.webadictos.co<\/a><a href=\"http:\/\/materialdesignblog.com\/wp-content\/uploads\/2015\/03\/material-design-typography-css.png\" target=\"_blank\"><br \/>\n<\/a><\/address>\n<p>======================================================================================= \u4e0d\u77e5\u4e0d\u89c9\u672c\u7f51\u7ad9\u5df2\u7ecf\u4e00\u5c81\u534a\u4e86\uff0c \u5728\u8fd9\u91cc\u5c0f\u7f16\u8981\u611f\u8c22\u90a3\u4e48\u4e00\u5982\u65e2\u5f80\u652f\u6301\u672c\u7ad9\u7684\u6cb9\u8336\u4eba\u3002 \u540c\u65f6\u4e5f\u6b22\u8fce\u5404\u4f4d\u559c\u6b2213\u592a\u4fdd\u7684\u540c\u5b66\u4eec\u628a\u81ea\u5df1\u6536\u96c6\u7684\u597d\u8d44\u6e90\u4e00\u8d77\u5206\u4eab\u7ed9\u66f4\u591a\u6cb9\u8336\u4eba\uff0c\u5982\u679c\u6709\u610f\u613f\u5728\u7f51\u7ad9\u53d1\u5e03\u539f\u521b\u6027\u7684\u6587\u7ae0\u4e5f\u6b22\u8fce\u968f\u65f6\u548c\u6211\u4eec\u8054\u7cfb\uff01\u6211\u4eec\u6536\u5230\u90ae\u4ef6\u540e\u4f1a\u8ba4\u771f\u7684\u67e5\u770b\u548c\u56de\u590d\u3002 \u6295\u7a3f\u90ae\u7bb1\uff1a<a href=\"mailto:contact@13tech.com.cn\">contact@13tech.com.cn<\/a><\/p>\n<address>=======================================================================================<\/address>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u975e\u51e1\u56de\u6765\u4e86\uff0c\u4eca\u5929\u8bb2\u51e0\u4e2a\u6982\u5ff5\uff0c\u4e3b\u8981\u548cUI\u6709&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":10297,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[50,47,51],"tags":[785,1697,563,1559,672],"_links":{"self":[{"href":"https:\/\/www.uxren.cn\/index.php?rest_route=\/wp\/v2\/posts\/11513"}],"collection":[{"href":"https:\/\/www.uxren.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.uxren.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.uxren.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.uxren.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11513"}],"version-history":[{"count":4,"href":"https:\/\/www.uxren.cn\/index.php?rest_route=\/wp\/v2\/posts\/11513\/revisions"}],"predecessor-version":[{"id":12091,"href":"https:\/\/www.uxren.cn\/index.php?rest_route=\/wp\/v2\/posts\/11513\/revisions\/12091"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.uxren.cn\/index.php?rest_route=\/wp\/v2\/media\/10297"}],"wp:attachment":[{"href":"https:\/\/www.uxren.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11513"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.uxren.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11513"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.uxren.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11513"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}