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class=\"language-text\"><code>\u5408\u6210\u590d\u7528\u539f\u5219\u7684\u91cd\u8981\u6027\n\u901a\u5e38\u7c7b\u7684\u590d\u7528\u5206\u4e3a\u7ee7\u627f\u590d\u7528\u548c\u5408\u6210\u590d\u7528\u4e24\u79cd\uff0c\u7ee7\u627f\u590d\u7528\u867d\u7136\u6709\u7b80\u5355\u548c\u6613\u5b9e\u73b0\u7684\u4f18\u70b9\uff0c\u4f46\u5b83\u4e5f\u5b58\u5728\u4ee5\u4e0b\u7f3a\u70b9\u3002\n\u2003\u20031).\u7ee7\u627f\u590d\u7528\u7834\u574f\u4e86\u7c7b\u7684\u5c01\u88c5\u6027\u3002\u56e0\u4e3a\u7ee7\u627f\u4f1a\u5c06\u7236\u7c7b\u7684\u5b9e\u73b0\u7ec6\u8282\u66b4\u9732\u7ed9\u5b50\u7c7b\uff0c\u7236\u7c7b\u5bf9\u5b50\u7c7b\u662f\u900f\u660e\u7684\uff0c\u6240\u4ee5\u8fd9\u79cd\u590d\u7528\u53c8\u79f0\u4e3a\u201c\u767d\u7bb1\u201d\u590d\u7528\u3002\n\u2003\u20032).\u5b50\u7c7b\u4e0e\u7236\u7c7b\u7684\u8026\u5408\u5ea6\u9ad8\u3002\u7236\u7c7b\u7684\u5b9e\u73b0\u7684\u4efb\u4f55\u6539\u53d8\u90fd\u4f1a\u5bfc\u81f4\u5b50\u7c7b\u7684\u5b9e\u73b0\u53d1\u751f\u53d8\u5316\uff0c\u8fd9\u4e0d\u5229\u4e8e\u7c7b\u7684\u6269\u5c55\u4e0e\u7ef4\u62a4\u3002\n\u2003\u20033).\u5b83\u9650\u5236\u4e86\u590d\u7528\u7684\u7075\u6d3b\u6027\u3002\u4ece\u7236\u7c7b\u7ee7\u627f\u800c\u6765\u7684\u5b9e\u73b0\u662f\u9759\u6001\u7684\uff0c\u5728\u7f16\u8bd1\u65f6\u5df2\u7ecf\u5b9a\u4e49\uff0c\u6240\u4ee5\u5728\u8fd0\u884c\u65f6\u4e0d\u53ef\u80fd\u53d1\u751f\u53d8\u5316\u3002\n\u91c7\u7528\u7ec4\u5408\u6216\u805a\u5408\u590d\u7528\u65f6\uff0c\u53ef\u4ee5\u5c06\u5df2\u6709\u5bf9\u8c61\u7eb3\u5165\u65b0\u5bf9\u8c61\u4e2d\uff0c\u4f7f\u4e4b\u6210\u4e3a\u65b0\u5bf9\u8c61\u7684\u4e00\u90e8\u5206\uff0c\u65b0\u5bf9\u8c61\u53ef\u4ee5\u8c03\u7528\u5df2\u6709\u5bf9\u8c61\u7684\u529f\u80fd\uff0c\u5b83\u6709\u4ee5\u4e0b\u4f18\u70b9\u3002\n\u2003\u20031).\u5b83\u7ef4\u6301\u4e86\u7c7b\u7684\u5c01\u88c5\u6027\u3002\u56e0\u4e3a\u6210\u5206\u5bf9\u8c61\u7684\u5185\u90e8\u7ec6\u8282\u662f\u65b0\u5bf9\u8c61\u770b\u4e0d\u89c1\u7684\uff0c\u6240\u4ee5\u8fd9\u79cd\u590d\u7528\u53c8\u79f0\u4e3a\u201c\u9ed1\u7bb1\u201d\u590d\u7528\u3002\n\u2003\u20032).\u65b0\u65e7\u7c7b\u4e4b\u95f4\u7684\u8026\u5408\u5ea6\u4f4e\u3002\u8fd9\u79cd\u590d\u7528\u6240\u9700\u7684\u4f9d\u8d56\u8f83\u5c11\uff0c\u65b0\u5bf9\u8c61\u5b58\u53d6\u6210\u5206\u5bf9\u8c61\u7684\u552f\u4e00\u65b9\u6cd5\u662f\u901a\u8fc7\u6210\u5206\u5bf9\u8c61\u7684\u63a5\u53e3\u3002\n\u2003\u20033).\u590d\u7528\u7684\u7075\u6d3b\u6027\u9ad8\u3002\u8fd9\u79cd\u590d\u7528\u53ef\u4ee5\u5728\u8fd0\u884c\u65f6\u52a8\u6001\u8fdb\u884c\uff0c\u65b0\u5bf9\u8c61\u53ef\u4ee5\u52a8\u6001\u5730\u5f15\u7528\u4e0e\u6210\u5206\u5bf9\u8c61\u7c7b\u578b\u76f8\u540c\u7684\u5bf9\u8c61\u3002\n\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\n\u7248\u6743\u58f0\u660e\uff1a\u672c\u6587\u4e3aCSDN\u535a\u4e3b\u300c\u95f2\u4eba\u4e0d\u68a6\u537f\u300d\u7684\u539f\u521b\u6587\u7ae0\uff0c\u9075\u5faaCC 4.0 BY-SA\u7248\u6743\u534f\u8bae\uff0c\u8f6c\u8f7d\u8bf7\u9644\u4e0a\u539f\u6587\u51fa\u5904\u94fe\u63a5\u53ca\u672c\u58f0\u660e\u3002\n\u539f\u6587\u94fe\u63a5\uff1ahttps:\/\/blog.csdn.net\/atu1111\/article\/details\/105360942`\n<\/code><\/pre>\n<h3 id=\"\u521b\u5efa\u578b\">\u521b\u5efa\u578b <\/h3>\n<h4 id=\"\u5de5\u5382\u6a21\u5f0ffactory\">\u5de5\u5382\u6a21\u5f0f(Factory) <\/h4>\n<ul>\n<li>\u901a\u8fc7\u7ee7\u627f\u4ea7\u54c1\u7684\u57fa\u7c7b\uff0c\u6765\u5b9e\u73b0\u4ea7\u54c1\u7684\u591a\u6001\uff0c\u901a\u8fc7\u5c01\u88c5\u5de5\u5382\u7684\u4ea7\u54c1\u521b\u5efa\u51fd\u6570\u6765\u5b9e\u73b0\u5236\u9020\u7684\u552f\u4e00\u63a5\u53e3<\/li>\n<li>\u5b58\u5728\u7684\u95ee\u9898\uff1a\u53ea\u80fd\u751f\u6210\u7ee7\u627f\u4e8eProduct\u7684\u4ea7\u54c1\uff0c\u5f53\u8981\u751f\u6210\u4e0d\u540c\u7c7b\u578b\u7684\u4ea7\u54c1\u65f6\u76f8\u5f62\u89c1\u7ecc<\/li>\n<\/ul>\n<pre data-role=\"codeBlock\" data-info=\"c++\" class=\"language-cpp c++\"><code><span class=\"token keyword keyword-enum\">enum<\/span> <span class=\"token class-name\">EM_ProductType<\/span>\n<span class=\"token punctuation\">{<\/span>\n\tProduct1<span class=\"token punctuation\">,<\/span>\n\tProduct2<span class=\"token punctuation\">,<\/span>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span>\n<span class=\"token keyword keyword-class\">class<\/span> <span class=\"token class-name\">Product<\/span>\n<span class=\"token punctuation\">{<\/span>\n\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span>\n\n<span class=\"token keyword keyword-class\">class<\/span> <span class=\"token class-name\">Product1<\/span><span class=\"token operator\">:<\/span><span class=\"token base-clause\"><span class=\"token keyword keyword-public\">public<\/span> <span class=\"token class-name\">Product<\/span><\/span>\n<span class=\"token punctuation\">{<\/span>\n\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span>\n<span class=\"token keyword keyword-class\">class<\/span> <span class=\"token class-name\">Product2<\/span><span class=\"token operator\">:<\/span><span class=\"token base-clause\"><span class=\"token keyword keyword-public\">public<\/span> <span class=\"token class-name\">Product<\/span><\/span>\n<span class=\"token punctuation\">{<\/span>\n\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span>\n<span class=\"token keyword keyword-class\">class<\/span> <span class=\"token class-name\">Factory<\/span>\n<span class=\"token punctuation\">{<\/span>\n\tProduct<span class=\"token operator\">*<\/span> <span class=\"token function\">CreateProduct<\/span><span class=\"token punctuation\">(<\/span>EM_ProductType eType<span class=\"token punctuation\">)<\/span>\n\t<span class=\"token punctuation\">{<\/span>\n\t\t<span class=\"token keyword keyword-switch\">switch<\/span><span class=\"token punctuation\">(<\/span>eType<span class=\"token punctuation\">)<\/span>\n\t\t<span class=\"token punctuation\">{<\/span>\n\t\t\t<span class=\"token keyword keyword-case\">case<\/span> Product1<span class=\"token operator\">:<\/span>\n\t\t\t\t<span class=\"token keyword keyword-return\">return<\/span> <span class=\"token keyword keyword-new\">new<\/span> <span class=\"token function\">Product1<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n\t\t\t<span class=\"token keyword keyword-case\">case<\/span> Product2<span class=\"token operator\">:<\/span>\n\t\t\t\t<span class=\"token keyword keyword-return\">return<\/span> <span class=\"token keyword keyword-new\">new<\/span> <span class=\"token function\">Product2<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n\t\t<span class=\"token punctuation\">}<\/span>\n\t<span class=\"token punctuation\">}<\/span>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span>\n\n<span class=\"token keyword keyword-int\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword keyword-int\">int<\/span> argc<span class=\"token punctuation\">,<\/span><span class=\"token keyword keyword-char\">char<\/span><span class=\"token operator\">*<\/span><span class=\"token operator\">*<\/span> argv<span class=\"token punctuation\">)<\/span>\n<span class=\"token punctuation\">{<\/span>\n\tFactory factory<span class=\"token punctuation\">;<\/span>\n\tProduct<span class=\"token operator\">*<\/span> pro1 <span class=\"token operator\">=<\/span> factory<span class=\"token punctuation\">.<\/span><span class=\"token function\">CreateProduct<\/span><span class=\"token punctuation\">(<\/span>Product1<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n\tProduct<span class=\"token operator\">*<\/span> pro2 <span class=\"token operator\">=<\/span> factory<span class=\"token punctuation\">.<\/span><span class=\"token function\">CreateProduct<\/span><span class=\"token punctuation\">(<\/span>Product2<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n<span class=\"token punctuation\">}<\/span>\n<\/code><\/pre>\n<p class=\"plantuml\"><!--?xml version=\"1.0\" encoding=\"us-ascii\" standalone=\"no\"?--><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" contentstyletype=\"text\/css\" height=\"331px\" preserveAspectRatio=\"none\" style=\"width:233px;height:331px;background:#FFFFFF;\" version=\"1.1\" viewBox=\"0 0 233 331\" width=\"233px\" zoomAndPan=\"magnify\"><defs><\/defs><g><!--class Factory--><g id=\"elem_Factory\"><rect codeline=\"1\" fill=\"#F1F1F1\" height=\"65.6094\" id=\"Factory\" rx=\"2.5\" ry=\"2.5\" style=\"stroke:#181818;stroke-width:0.5;\" width=\"106\" x=\"63\" 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style=\"stroke:#181818;stroke-width:1.0;\"><\/polygon><\/g><!--SRC=[Iyv9B2vM2CxFISbCBUAgvk9qJ2x9pC_JqEIgvU9oJ2ekAKfCBb6023eLPQQafw8hIWQRu9jVbWeHnIxlM9ADNHfgjOAMBgejNCWy1PiQFJraEp0buHO00000]--><\/g><\/svg><\/p>\n<h4 id=\"\u7ec4\u5408\u6a21\u5f0fcomposite\">\u7ec4\u5408\u6a21\u5f0f(Composite) <\/h4>\n<ul>\n<li>\u5c06\u5bf9\u8c61\u7ec4\u5408\u6210\u6811\u578b\u7ed3\u6784\uff0c\u4ee5\u8868\u793a\u201c\u90e8\u5206-\u6574\u4f53\u201d\u7684\u5c42\u6b21\u7ed3\u6784\uff0c\u4f7f\u7528\u6237\u5bf9\u5355\u4e2a\u5bf9\u8c61\u548c\u7ec4\u5408\u5bf9\u8c61\u7684\u4f7f\u7528\u5177\u6709\u4e00\u81f4\u6027\uff0c\u5982Unity\u7684Compoment<\/li>\n<\/ul>\n<h4 id=\"\u4eab\u5143\u6a21\u5f0fflyweight\">\u4eab\u5143\u6a21\u5f0f(FlyWeight) <\/h4>\n<ul>\n<li>\u8fd0\u7528\u5171\u4eab\u6280\u672f\u6709\u6548\u7684\u652f\u6301\u5927\u91cf\u7ec6\u7c92\u5ea6\u7684\u5bf9\u8c61,\u5bf9\u8c61\u6c60<\/li>\n<\/ul>\n<h3 id=\"\u884c\u4e3a\u578b\">\u884c\u4e3a\u578b <\/h3>\n<h4 id=\"\u7b56\u7565\u6a21\u5f0fstategy\">\u7b56\u7565\u6a21\u5f0f(Stategy) <\/h4>\n<ul>\n<li>\u5b9a\u4e49\u4e00\u7cfb\u5217\u7b97\u6cd5\uff0c\u628a\u5b83\u4eec\u4e2a\u4e2a\u5c01\u88c5\u8d77\u6765\uff0c\u5e76\u4e14\u4f7f\u4ed6\u4eec\u53ef\u4ee5\u76f8\u4e92\u66ff\u6362\u3002\u6b64\u6a21\u5f0f\u4f7f\u5f97\u7b97\u6cd5\u53ef\u4ee5\u72ec\u7acb\u4e8e\u4f7f\u7528\u4ed6\u4eec\u7684\u5ba2\u6237\u800c\u53d8\u5316<\/li>\n<\/ul>\n<h4 id=\"\u6a21\u677f\u65b9\u6cd5\u6a21\u5f0ftamplate\">\u6a21\u677f\u65b9\u6cd5\u6a21\u5f0f(Tamplate) <\/h4>\n<ul>\n<li>\u5b9a\u4e49\u4e00\u4e2a\u64cd\u4f5c\u4e2d\u7684\u7b97\u6cd5\u9aa8\u67b6\uff0c\u800c\u5c06\u4e00\u4e9b\u6b65\u9aa4\u5ef6\u8fdf\u5230\u5b50\u7c7b\uff0c\u4f7f\u5b50\u7c7b\u53ef\u4ee5\u4e0d\u6539\u53d8\u4e00\u4e2a\u7b97\u6cd5\u7684\u7ed3\u6784\u5373\u53ef\u91cd\u65b0\u5b9a\u4e49\u8be5\u7b97\u6cd5(\u5982\u6a21\u677f\u7c7b)<\/li>\n<\/ul>\n<h4 id=\"\u89c2\u5bdf\u8005\u6a21\u5f0fobserver\">\u89c2\u5bdf\u8005\u6a21\u5f0f(Observer) 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