{"id":194,"date":"2014-08-12T23:55:22","date_gmt":"2014-08-12T15:55:22","guid":{"rendered":"http:\/\/www.hightopo.com\/blog\/?p=194"},"modified":"2014-08-12T23:55:22","modified_gmt":"2014-08-12T15:55:22","slug":"ht%e5%9b%be%e5%bd%a2%e7%bb%84%e4%bb%b6%e8%ae%be%e8%ae%a1%e4%b9%8b%e9%81%93%ef%bc%88%e4%ba%8c%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.hightopo.com\/blog\/194.html","title":{"rendered":"HT\u56fe\u5f62\u7ec4\u4ef6\u8bbe\u8ba1\u4e4b\u9053\uff08\u4e8c\uff09"},"content":{"rendered":"<p><a href=\"http:\/\/www.hightopo.com\/blog\/189.html\">\u4e0a\u4e00\u7bc7<\/a>\u6211\u4eec\u81ea\u5b9a\u4e49CPU\u548c\u5185\u5b58\u7684\u5c55\u793a\u754c\u9762\u6548\u679c\uff0c\u8fd9\u7bc7\u6211\u4eec\u5c06\u7ee7\u7eed\u91c7\u7528<a href=\"http:\/\/www.hightopo.com\/\">HT<\/a>\u5b8c\u6210\u4e00\u4e2a\u65b0\u4efb\u52a1\uff1a\u5b9e\u73b0\u4e00\u4e2a\u80fd\u8fdb\u884c\u5c55\u5f00\u548c\u5408\u5e76\u5207\u6362\u52a8\u4f5c\u7684\u5200\u95f8\u63a7\u4ef6\u3002\u5bf9\u4e8e\u7535\u529bSCADA\u548c\u5de5\u4e1a\u63a7\u5236\u7b49\u9886\u57df\u7684\u4eba\u673a\u4ea4\u4e92\u754c\u9762\u5e38\u9700\u8981\u9884\u5b9a\u4e49\u4e00\u5806\u7684\u884c\u4e1a\u6807\u51c6\u63a7\u4ef6\uff0c\u4ee5\u4fbf\u7528\u6237\u80fd\u505a\u53ef\u89c6\u5316\u7f16\u8f91\u5668\u91cc\uff0c\u901a\u8fc7\u62d6\u62fd\u65b9\u5f0f\u5feb\u901f\u642d\u5efa\u5177\u4f53\u7535\u529b\u7f51\u7edc\u6216\u5de5\u63a7\u73af\u5883\u7684\u573a\u666f\uff0c\u5e76\u8bbe\u7f6e\u597d\u8bbe\u5907\u5bf9\u5e94\u540e\u53f0\u7f16\u53f7\u7b49\u53c2\u6570\u4fe1\u606f\uff0c\u5c06\u62d3\u6251\u56fe\u5f62\u4e0e\u56fe\u5143\u4fe1\u606f\u4e00\u5e76\u4fdd\u5b58\u5230\u540e\u53f0\uff0c\u5b9e\u9645\u8fd0\u884c\u73af\u5883\u4e2d\u5c06\u6253\u5f00\u7f16\u8f91\u597d\u7684\u7f51\u7edc\u62d3\u6251\u56fe\u4fe1\u606f\uff0c\u8fde\u63a5\u540e\u53f0\u5b9e\u65f6\u6570\u636e\u5e93\uff0c\u63a5\u4e0b\u6765\u5c31\u662f\u63a5\u53d7\u5b9e\u65f6\u6570\u636e\u5e93\u53d1\u9001\u8fc7\u6765\u7684\u91c7\u96c6\u4fe1\u606f\u8fdb\u884c\u754c\u9762\u5b9e\u65f6\u52a8\u6001\u5237\u65b0\uff0c\u5305\u62ec\u7528\u6237\u901a\u8fc7\u5ba2\u6237\u7aef\u5bf9\u8bbe\u5907\u8fdb\u884c\u7684\u5404\u79cd\u4e0b\u53d1\u9065\u63a7\u7b49\u64cd\u4f5c\uff0c\u53d1\u9001\u5230\u540e\u53f0\u6700\u7ec8\u5b9e\u73b0\u5bf9\u786c\u4ef6\u8bbe\u5907\u7684\u63a7\u5236\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u5c31\u662f\u5178\u578b\u7684\u5b9e\u65f6\u76d1\u63a7\u7cfb\u7edf\u7684\u57fa\u672c\u67b6\u6784\u6d41\u7a0b\u3002\u6211\u4eec\u4eca\u5929\u53ea\u505a\u597d\u5c0f\u5c0f\u87ba\u4e1d\u9489\u5de5\u4f5c\uff0c\u63d0\u4f9b\u4e00\u4e2a\u53ef\u63a7\u5236\u7684\u5200\u95f8\u5f00\u5173\u63a7\u4ef6\u3002<\/p>\n<p>\u5177\u4f53\u5b9e\u73b0\u4e4b\u524d\u5148\u770b\u770b\u6211\u4eec\u8981\u8fbe\u5230\u7684\u6700\u7ec8\u6548\u679c\u56fe\u7247\u548c<a 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frameborder=\"0\"><\/iframe><\/p>\n<p>\u8bb0\u5f97\u5341\u591a\u5e74\u524d\u6211\u521a\u6bd5\u4e1a\u7684\u7b2c\u4e00\u4efd\u5de5\u4f5c\u5c31\u662f\u8d1f\u8d23\u7535\u529bSCADA\u7684\u4eba\u673a\u754c\u9762\u4ea4\u4e92\u6a21\u5757\uff0c\u5f53\u65f6\u5927\u90e8\u5206\u7535\u529b\u884c\u4e1a\u90fd\u662f\u91c7\u7528VC\/MFC\u6216QT\u6765\u5b9e\u73b0\u754c\u9762\u5448\u73b0\uff0c\u5176\u5b9e\u81f3\u4eca\u4e5f\u4f9d\u7136\u5982\u6b64\uff0c\u524d\u7aef\u65f6\u95f4\u548c\u8001\u670b\u53cb\u805a\u4f1a\u4e86\u89e3\u5230\u4ed6\u4eec\u8fd8\u5728\u7528VC6\u7f16\u8bd1\u7cfb\u7edf\uff0c\u5982\u4eca\u7684VS20**\u6839\u672c\u8dd1\u4e0d\u52a8\u4ed6\u4eec\u5e9e\u5927\u7684\u53e4\u8001\u7cfb\u7edf\uff0c\u5f53\u7136\u4e5f\u8bb8\u4ed6\u4eec\u6ca1\u914d\u7f6e\u597d\u5de5\u5177\u53c2\u6570\uff0c\u4f46\u4ece\u4e00\u4e2a\u4fa7\u9762\u4f60\u53ef\u4ee5\u611f\u53d7\u5230\u8001\u7cfb\u7edf\u8fc1\u79fb\u4e4b\u91cd\uff0c\u5927\u90e8\u5206\u7a0b\u5e8f\u5458\u5904\u4e8e\u4e3a\u9879\u76ee\u4e1a\u52a1\u529f\u80fd\u75b2\u4e8e\u5954\u547d\u72b6\u6001\uff0c\u4e0a\u767e\u53f7\u4eba\u8fd9\u4e48\u591a\u5e74\u5728\u6839\u672c\u65e0\u529b\u4f18\u5316\u548c\u91cd\u6784\u7684\u67b6\u5b50\u4e0a\u4e0d\u65ad\u5806\u79ef\u529f\u80fd\uff0c\u6211\u8bb0\u5f97\u5f53\u65f6\u4e00\u4e2amousedown\u51fd\u6570\u5c45\u7136\u5806\u4e86\u516d\u5343\u591a\u884c\u4ee3\u7801\uff0c\u5404\u79cd\u56fe\u5143\u7c7b\u578b\u7684draw\u4ee3\u7801\u4e5f\u662f\u957f\u5f97\u4e0d\u582a\u5165\u76ee\uff0c\u8fd9\u4e9b\u8001\u7cfb\u7edf\u867d\u7136\u4e0d\u597d\u7ef4\u62a4\u4f46\u4e5f\u8003\u8fd9\u4e48\u591a\u7a0b\u5e8f\u5458\u6d3b\u751f\u751f\u7684\u7ef4\u62a4\u4e0b\u6765\u4e86\uff0c\u6211\u4eec\u6bcf\u5929\u80fd\u6b63\u5e38\u7684\u7528\u6c34\u7528\u7535\u7528\u6c14\uff0c\u80cc\u540e\u90fd\u662f\u9760\u7740\u4f17\u591a\u7a0b\u5e8f\u5458\u7684\u8840\u6c57\u7ef4\u62a4\u7740\u4ee5\u5982\u4eca\u773c\u5149\u770b\u5b8c\u5168\u4e0d\u582a\u5165\u76ee\u7684\u70c2\u4ee3\u7801\uff0c\u4e0d\u5f97\u4e0d\u627f\u8ba4\u5728\u4e2d\u56fd\u80fd\u7528\u662f\u7b2c\u4e00\u4f4d\uff0c\u5176\u4ed6\u95ee\u9898\u53ea\u8981\u5806\u4eba\u80fd\u89e3\u51b3\u7684\u90fd\u4e0d\u662f\u95ee\u9898\u3002\u6709\u70b9\u626f\u8fdc\u4e86\uff0c\u4e0a\u51e0\u5f20\u6211\u4ee5\u524d\u7535\u529b\u5b9e\u73b0\u7684\u56fe\u5e93\u5de5\u5177\uff1a<\/p>\n<p><a href=\"http:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-9.46.22-PM.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-196\" alt=\"Screen Shot 2014-08-12 at 9.46.22 PM\" src=\"http:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-9.46.22-PM.png\" width=\"415\" height=\"490\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-9.46.22-PM.png 415w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-9.46.22-PM-254x300.png 254w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-9.46.22-PM-169x200.png 169w\" sizes=\"(max-width: 415px) 100vw, 415px\" 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href=\"http:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-10.35.33-PM.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-197\" alt=\"Screen Shot 2014-08-12 at 10.35.33 PM\" src=\"http:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-10.35.33-PM.png\" width=\"329\" height=\"514\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-10.35.33-PM.png 329w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-10.35.33-PM-192x300.png 192w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-10.35.33-PM-128x200.png 128w\" sizes=\"(max-width: 329px) 100vw, 329px\" \/><\/a><\/p>\n<p>\u8fd9\u4e00\u7248\u8bbe\u8ba1\u4e0a\u8fd8\u662f\u6709\u5f88\u5927\u7684\u6539\u8fdb\uff0c\u56fe\u5f62\u7ed8\u5236\u903b\u8f91\uff0c\u4ea4\u4e92\u4ee3\u7801\u4ee5\u53ca\u754c\u9762\u5e03\u5c40\u7b49\u90fd\u8fdb\u884c\u4e86\u8f83\u5408\u7406\u7684\u5206\u5de5\u8bbe\u8ba1\uff0c\u90a3\u4e2aJava\u548c\u8bbe\u8ba1\u6a21\u5f0f\u5f88\u706b\uff0c\u4eba\u624b\u4e00\u672cMartin Fowler\u300aRefactoring: Improving the Design of Existing Code\u300b\uff0c\u72b9\u5982\u5b97\u6559\u4fe1\u4ef0\u575a\u51b3\u6267\u884c\u4e00\u4e2a\u51fd\u6570\u4e0d\u8d85\u8fc7\u51e0\u5341\u884c\u7684\u65f6\u4ee3\uff0c\u4e00\u4e2amousedown\u51e0\u5343\u884c\u7684\u4ee3\u7801\u5df2\u7ecf\u7edd\u8ff9\u4e86\uff0c\u4f46\u6211\u8fd8\u662f\u5f88\u4e0d\u6ee1\u610f\uff0c\u6570\u636e\u6a21\u578b\u548c\u754c\u9762\u7ed8\u5236\u6ca1\u6709\u5f88\u597d\u7684\u6709\u673a\u7ed3\u5408\u673a\u5236\uff0c\u867d\u7136\u7535\u529b\u8981\u6c42\u754c\u9762\u6709***\u7684\u6beb\u79d2\u7ea7\u54cd\u5e94\uff0c\u4f46\u5927\u90e8\u5206\u516c\u53f8\u90fd\u662f\u50cf\u6e38\u620f\u5237\u65b0\u673a\u5236\u90a3\u6837\u4e0d\u65adrepaint\u754c\u9762\uff0c\u662f\u7684\uff0c\u5f53\u65f6\u7684\u6570\u636e\u6a21\u578b\u6ca1\u6709\u4efb\u4f55\u4e8b\u4ef6\u6d3e\u53d1\u673a\u5236\uff0c\u5c31\u662f\u5185\u5b58\u4e2d\u7684\u4e00\u5806\u6570\u636e\uff0c\u4f60\u65e0\u6cd5\u77e5\u9053\u54ea\u4e2a\u6570\u636e\u4ec0\u4e48\u65f6\u5019change\u4e86\uff0c\u56e0\u800c\u53ea\u80fd\u4e0d\u65ad\u7684repaint\u754c\u9762\uff0c\u5237\u65b0\u5468\u671f\u592a\u77ed\u5bf9\u4e8e\u5927\u7684\u7f51\u7edc\u62d3\u6251\u56fe\u6839\u672c\u6765\u4e0d\u53ca\u66f4\u65b0\uff0c\u66f4\u65b0\u5468\u671f\u592a\u957f\u53c8\u8fbe\u4e0d\u5230\u54cd\u5e94\u8981\u6c42\uff0c\u81f3\u4e8e\u6240\u8c13\u7684***\u6beb\u79d2\u7ea7\u54cd\u5e94\u6211\u53ea\u80fd\u5475\u5475\u4e86\uff0c\u4e3a\u4e86\u4e0a\u8fd9\u4e2a\u7cfb\u7edf\u4e00\u5806\u5144\u5f1f\u5728\u6c88\u9633\u67d0\u519c\u6751\u5c01\u95ed\u4e86\u516b\u4e2a\u591a\u6708\uff0c\u6211\u5f88\u597d\u5947\u90a3\u4e2a\u8001\u7cfb\u7edf\u73b0\u5728\u662f\u5426\u5065\u5728&#8230;<\/p>\n<p>\u56de\u5230\u6211\u4eec\u7684\u4efb\u52a1\uff0c\u4e00\u4e2a\u5200\u95f8\u6700\u4e3b\u8981\u7684\u5c31\u662f\u53ef\u5f00\u95ed\u7684\u90e8\u5206\uff0c\u5176\u4ed6\u90e8\u5206\u90fd\u662f\u88c5\u9970\u7269\u6548\u679c\u800c\u5df2\uff0c\u56e0\u6b64\u6211\u91c7\u7528<a href=\"http:\/\/www.hightopo.com\">HT<\/a>\u7684\u77e2\u91cf\u6765\u63cf\u8ff0\u6574\u4e2a\u5200\u95f8\u5916\u89c2\uff0c\u5176\u4e2d\u9700\u8981\u5f00\u95ed\u90e8\u5206\u91c7\u7528type\u4e3ashape\u7684\u4e00\u4e2a\u7ebf\u6bb5\u6765\u63cf\u8ff0\uff0c\u5e76\u5c06\u5176\u7684rotation\u65cb\u8f6c\u53c2\u6570\u901a\u8fc7func: &#8216;style@switch.angle&#8217;\u7684\u63cf\u8ff0\u6765\u7ed1\u5b9a\u5230Node\u56fe\u5143\u7684switch.angle\u6837\u5f0f\u5c5e\u6027\u4e0a<\/p>\n<pre class=\"&quot;brush:javascript\u201d\">ht.Default.setImage('switch', {\r\n    width: 100,\r\n    height: 50,\r\n    comps: [\r\n        {\r\n            type: 'roundRect',\r\n            rect: [0, 0, 100, 50],\r\n            background: '#2C3E50',\r\n            gradient: 'linear.north'\r\n        },\r\n        {\r\n            type: 'circle',\r\n            rect: [10, 10, 10, 10],\r\n            background: '#34495E',\r\n            gradient: 'radial.center'\r\n        },\r\n        {\r\n            type: 'circle',\r\n            rect: [80, 10, 10, 10],\r\n            background: '#34495E',\r\n            gradient: 'radial.center'\r\n        },\r\n        {\r\n            type: 'shape',\r\n            points: [10, 40, 40, 40],\r\n            borderWidth: 8,\r\n            borderColor: '#40ACFF',\r\n            border3d: true\r\n        },\r\n        {\r\n            type: 'shape',\r\n            points: [60, 40, 90, 40],\r\n            borderWidth: 8,\r\n            borderColor: '#40ACFF',\r\n            border3d: true\r\n        },\r\n        {\r\n            type: 'shape',\r\n            points: [5, 40, 35, 40, 65, 40],\r\n            segments: [1, 1, 2],\r\n            borderWidth: 8,\r\n            borderColor: '#40ACFF',\r\n            border3d: true,\r\n            borderCap: 'round',\r\n            rotation: {\r\n                value: -Math.PI\/4,\r\n                func: 'style@switch.angle'\r\n            }\r\n        },\r\n        {\r\n            type: 'circle',\r\n            rect: [30, 35, 10, 10],\r\n            borderColor: 'red',\r\n            borderWidth: 5,\r\n            border3d: true\r\n        },\r\n        {\r\n            type: 'circle',\r\n            rect: [60, 35, 10, 10],\r\n            borderColor: 'red',\r\n            borderWidth: 5,\r\n            border3d: true\r\n        }        \r\n    ]\r\n});<\/pre>\n<p><a href=\"http:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-07-at-8.20.12-PM.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-198\" alt=\"Screen Shot 2014-08-07 at 8.20.12 PM\" src=\"http:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-07-at-8.20.12-PM.png\" width=\"527\" height=\"307\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-07-at-8.20.12-PM.png 527w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-07-at-8.20.12-PM-300x174.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-07-at-8.20.12-PM-200x116.png 200w\" sizes=\"(max-width: 527px) 100vw, 527px\" \/><\/a><\/p>\n<p>\u4ee5\u4e0a\u662f\u5728\u77e2\u91cf\u7f16\u8f91\u5668\u4e2d\u6253\u5f00\u7684\u6548\u679c\u56fe\uff0c\u4f60\u53ef\u4ee5\u6e05\u6670\u7684\u770b\u5f97\u5230\u6211\u4eec\u5b9a\u4e49\u7684\u51e0\u4e2a\u5143\u7d20\u7684\u4f4d\u7f6e\u5927\u5c0f\u6f14\u793a\u7b49\uff0c\u8fd9\u6837\u5e94\u7528\u65f6\u53ea\u8981\u6784\u5efa\u4e00\u4e2aNode\u5bf9\u8c61\uff0c\u5c06\u5176image\u8bbe\u7f6e\u4e3aswitch\u77e2\u91cf\uff0c\u90a3\u4e48\u5c06\u6765\u53ea\u9700\u8981\u8c03\u7528node.setStyle(&#8216;switch.angle&#8217;, Math.PI\/6)\u5c31\u53ef\u4ee5\u968f\u65f6\u968f\u5730\u63a7\u5236\u5200\u95f8\u5c55\u5f00\u89d2\u5ea6 \u3002<\/p>\n<p>\u8fd9\u6837\u5c01\u88c5\u8fd8\u4e0d\u591f\u5b8c\u7f8e\uff0c\u5bf9\u5e94\u7528\u7740\u6765\u8bf4\u4ed6\u4eec\u53ea\u5173\u5fc3\u5200\u95f8\u7684\u6253\u5f00\u548c\u5173\u95ed\u7684\u64cd\u4f5c\uff0c\u4ed6\u4eec\u5e76\u4e0d\u5173\u5fc3\u65cb\u8f6c\u89d2\u5ea6\uff0c\u5f00\u548c\u5173\u662f\u4e1a\u52a1\u89d2\u5ea6\u7684\u7406\u89e3\uff0c\u800c\u65cb\u8f6c\u89d2\u5ea6\u662f\u5e95\u5c42\u5b9e\u73b0\u56fe\u5f62\u4e0a\u7684\u53c2\u6570\uff0c\u5e76\u4e14\u7528\u6237\u8fd8\u9700\u8981\u5f00\u5173\u8fc7\u7a0b\u6709\u52a8\u753b\u6548\u679c\uff0c\u4e8e\u662f\u6211\u4eec\u8fdb\u884c\u4e86\u8fdb\u4e00\u6b65\u7684\u5c01\u88c5\uff0c\u8bbe\u8ba1\u4e86ht.Switch\u7684\u7c7b\uff0c\u63d0\u4f9b\u4e86setExpanded\u7684\u51fd\u6570\uff0c\u5728\u51fd\u6570\u91cc\u9762\u64cd\u4f5c\u5e95\u5c42\u7ed1\u5b9a\u56fe\u5f62\u7684\u2018switch.angle\u2019\u5c5e\u6027\uff0c\u4ee5\u53ca\u542f\u52a8\u52a8\u753b\u5c01\u88c5\uff1a<\/p>\n<pre class=\"&quot;brush:javascript\u201d\">ht.Switch = function(){    \r\n    ht.Switch.superClass.constructor.call(this); \r\n    this.s('switch.angle', 0);\r\n};\r\nht.Default.def('ht.Switch', ht.Node, {\r\n    _image : 'switch',\r\n    _icon: 'switch',\r\n\r\n    toggle: function (anim) {\r\n        this.setExpanded(!this.isExpanded(), anim);\r\n    },\r\n    isExpanded: function () {\r\n        return this.s('switch.angle') !== 0;\r\n    },\r\n    setExpanded: function (expanded, anim) {\r\n        if(anim == null){\r\n            anim = true;\r\n        }\r\n        var self = this,\r\n            animation = self._animation,\r\n            oldValue = self.isExpanded();\r\n\r\n        if(animation){\r\n            animation.stop(true);\r\n            delete self._animation;\r\n        }\r\n\r\n        if (oldValue !== expanded) {                        \r\n            var targetAngle = expanded ? -Math.PI\/4 : 0;                      \r\n\r\n            if(anim){                \r\n                oldValue = self.s('switch.angle');                \r\n                self._animation = ht.Default.startAnim({\r\n                    action: function(t){\r\n                        self.s('switch.angle', oldValue + (targetAngle-oldValue)*t);\r\n                    }\r\n                });                                                  \r\n            }else{\r\n                self.s('switch.angle', targetAngle);\r\n            }            \r\n        }\r\n    }\r\n});<\/pre>\n<p>\u5728\u6211\u4eec\u7684<a href=\"http:\/\/v.youku.com\/v_show\/id_XNzU0ODAzNzU2.html\">\u89c6\u9891<\/a>\u64cd\u4f5c\u4e2d\u4f60\u4f1a\u53d1\u73b0\u901a\u8fc7\u5c5e\u6027\u9875\u7684\u62c9\u6761\u53ef\u4ee5\u4efb\u610f\u63a7\u5236\u5200\u95f8\u5f20\u89d2\uff0c\u540c\u65f6\u901a\u8fc7isExpanded\/setExpanded\u7684boolean\u7c7b\u578b\u5c5e\u6027\u4e5f\u53ef\u4ee5\u52fe\u9009\u52a8\u753b\u5207\u6362\u5200\u95f8\u7684\u5f00\u4e0e\u5173\uff0c\u7ec6\u5fc3\u7684\u7a0b\u5e8f\u5458\u4f60\u4f1a\u53d1\u73b0\u4e0d\u4ec5\u4ec5\u62d3\u6251\u56fe\u4e0a\u7684\u5200\u95f8\u52a8\u8d77\u6765\u4e86\uff0c\u8fdeTreeView\u4e0a\u7684\u5200\u95f8\u5bf9\u5e94\u7684icon\u56fe\u6807\u4e5f\u662f\u548c\u77e2\u91cf\u63cf\u8ff0\u7684\u6548\u679c\u4e00\u6837\uff0c\u66f4\u60ca\u559c\u7684\u662f\u6811\u4e0a\u7684icon\u4e5f\u662f\u5b9e\u65f6\u663e\u793a\u5200\u95f8\u7684\u5c55\u5f00\u89d2\u5ea6\uff0c\u8fd9\u662f\u4f20\u7edf\u56fe\u7247\u4f5c\u4e3a\u6811\u7684icon\u56fe\u7247\u65e0\u6cd5\u5b9e\u73b0\u7684\uff0c\u8fd9\u4e5f\u662f\u6211\u4eec\u4e00\u76f4\u5f3a\u8c03\u7684<a href=\"http:\/\/www.hightopo.com\">HT for Web<\/a>\u6574\u4f53\u67b6\u6784\u5df2\u7ecf\u4e3a\u77e2\u91cf\u6253\u4e0b\u57fa\u7840\uff0c\u5e76\u975e\u4e3a\u4e86\u62d3\u6251\u624d\u5b9e\u73b0\u77e2\u91cf\uff0c\u6240\u6709\u901a\u7528\u7ec4\u4ef6\u90fd\u4eab\u6709\u77e2\u91cf\u7684\u529f\u80fd\u7279\u6027\uff0c\u8fd9\u4e2a\u540e\u7eed\u6211\u4eec\u4f1a\u6709\u66f4\u591a\u7684\u5e94\u7528\u6848\u4f8b\u8ba9\u5927\u5bb6\u4f53\u4f1a\u5230\u8fd9\u79cd\u7ed3\u5408\u7684\u5f3a\u5927\u4e4b\u5904\uff0c\u5f53\u7136\u53ef\u7ef4\u62a4\u6027\u5df2\u7ecf\u4e0d\u7528\u6211\u591a\u8bf4\u4e86\uff0c\u4f20\u7edf\u7684\u901a\u7528\u7ec4\u4ef6tree\u4e0a\u81ea\u5b9a\u4e49renderer\u4e5f\u80fd\u5b9e\u73b0\u4e00\u4e2a\u80fd\u52a8\u7684icon\uff0c\u4f46\u4f60\u53ef\u4ee5\u60f3\u60f3\u5de5\u4f5c\u91cf\uff0c\u6211\u4eec\u6ca1\u6709\u5199\u4e00\u884c\u7ed8\u5236\u4ee3\u7801\uff0c\u4ec5\u4ec5\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2ajson\u7684\u77e2\u91cf\u5c31\u628aGraphView\u548cTreeView\u7684\u4e8b\u90fd\u5e72\u4e86\uff0c\u5e76\u4e14\u4e1a\u52a1\u63a5\u53e3\u5bf9\u4e0a\u5c42\u5e94\u7528\u4eba\u5458\u6765\u8bf4\u5c31\u662f\u4e00\u4e2anode.setExpanded(true\/false)\u4e4b\u7b80\u5355\u3002<\/p>\n<p>\u8fd9\u91cc\u6211\u53ea\u662f\u968f\u624b\u641e\u4e86\u4e2a\u975e\u5e38ugly\u7684\u5200\u95f8\uff0c\u4f60\u53ef\u4ee5\u8ba9\u7f8e\u5de5\u91c7\u7528\u77e2\u91cf\u7ed8\u56fe\u5de5\u5177\u53ef\u89c6\u5316\u7684\u7ed8\u5236\u66f4\u6f02\u4eae\u7684\u6548\u679c\uff0c\u754c\u9762\u64cd\u4f5c\u4e0a\u4f60\u4e5f\u53ef\u4ee5\u901a\u8fc7graphView.mi\u76d1\u542c\u4ea4\u4e92\u4e8b\u4ef6\uff0c\u4f8b\u5982\u76d1\u542c\u5230\u53cc\u51fb\u5200\u95f8\u65f6\u8fdb\u884c\u5f00\u5173\u5207\u6362\uff0c\u751a\u81f3\u53ef\u4ee5\u53c2\u8003\u300a<a href=\"http:\/\/www.hightopo.com\/blog\/153.html\">\u900f\u8fc7WebGL 3D\u770b\u52a8\u753bEasing\u51fd\u6570\u672c\u8d28<\/a>\u300b\u7684\u7ae0\u8282\u91c7\u7528\u66f4\u6d0b\u76f8\u7684Easing\u52a8\u753b\u6548\u679c\u3002<\/p>\n<p>\u6700\u540e\u51e0\u70b9\u8bbe\u8ba1\u63a7\u4ef6\u7684\u5efa\u8bae\uff1a<\/p>\n<ol>\n<li>\u5207\u6362\u5230\u4f7f\u7528\u8005\u89d2\u5ea6\uff0c\u5373\u7ad9\u5728\u4e0a\u5c42\u5e94\u7528\u8005\u89d2\u5ea6\u63d0\u4f9b\u6700\u7b80\u6d01\u7b26\u5408\u4e1a\u52a1\u903b\u8f91\u7684API\u63a5\u53e3\uff0c\u5c3d\u91cf\u4e0d\u66b4\u9732\u56fe\u5f62\u76f8\u5173\u53c2\u6570\uff0c\u56fe\u5f62\u53c2\u6570\u5bf9\u4e0a\u5c42\u4f7f\u7528\u7740\u662f\u6666\u6da9\u7684\uff0c\u66b4\u9732\u4e86\u4f60\u81ea\u5df1\u4e5f\u662f\u975e\u5e38\u96be\u6539\u52a8\u548c\u7ef4\u62a4<\/li>\n<li>\u4e0d\u8981\u4e00\u5f00\u59cb\u8bbe\u8ba1\u5c31\u8003\u8651\u5982\u4f55\u64cd\u4f5c\uff0c\u5982\u4f55\u52a8\u753b\uff0c\u64cd\u4f5c\u548c\u52a8\u753b\u90fd\u53ef\u4ee5\u5728\u57fa\u7840API\u57fa\u7840\u4e0a\u6269\u5c55\u518d\u5c01\u88c5\uff0c\u67d0\u79cd\u7a0b\u5ea6\u4e0a\u6765\u8bf4\uff0c\u5982\u4f55\u64cd\u4f5c\u548c\u5982\u4f55\u52a8\u753b\u751a\u81f3\u4e0d\u5c5e\u4e8e\u63a7\u4ef6\u5c01\u88c5\u8be5\u5e72\u7684\uff0c\u81f3\u5c11\u53ef\u518d\u63d0\u4f9b\u8fdb\u4e00\u5c42\u7684\u5c01\u88c5\uff0c\u8fd9\u6837\u53ef\u968f\u610f\u5207\u6362\u64cd\u4f5c\u548c\u52a8\u753b\u903b\u8f91\uff0c\u800c\u4e0d\u5f71\u54cd\u5e95\u5c42\u63a7\u4ef6\u7684\u6570\u636e\u6a21\u578b\u548c\u7ed8\u5236\u903b\u8f91<\/li>\n<li>\u5c3d\u91cf\u8ba9\u7ed8\u5236\u4ee3\u7801\u548c\u4e1a\u52a1\u903b\u8f91\u4ee3\u7801\u5206\u79bb\uff0c\u8fd9\u70b9\u5982\u679c\u91c7\u7528\u6700\u57fa\u7840\u7684\u7ed8\u5236\u4ee3\u7801\u7684\u786e\u5f88\u96be\u5206\u79bb\uff0c\u8fd9\u4e5f\u662fHT\u5c3d\u91cf\u91c7\u7528\u77e2\u91cf\u63cf\u8ff0\uff0c\u4e0d\u8ba9\u7528\u6237\u63a7\u5236\u5e95\u5c42\u7ed8\u5236\u4ee3\u7801\u7684\u521d\u8877<\/li>\n<\/ol>\n<p><a href=\"http:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-8.57.11-PM.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-199\" alt=\"Screen Shot 2014-08-12 at 8.57.11 PM\" src=\"http:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-8.57.11-PM.png\" width=\"654\" height=\"608\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-8.57.11-PM.png 654w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-8.57.11-PM-300x278.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-8.57.11-PM-200x185.png 200w\" sizes=\"(max-width: 654px) 100vw, 654px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p><a href=\"http:\/\/www.hightopo.com\/blog\/189.html\">\u4e0a\u4e00\u7bc7<\/a>\u6211\u4eec\u81ea\u5b9a\u4e49CPU\u548c\u5185\u5b58\u7684\u5c55\u793a\u754c\u9762\u6548\u679c\uff0c\u8fd9\u7bc7\u6211\u4eec\u5c06\u7ee7\u7eed\u91c7\u7528<a href=\"http:\/\/www.hightopo.com\/\">HT<\/a>\u5b8c\u6210\u4e00\u4e2a\u65b0\u4efb\u52a1\uff1a\u5b9e\u73b0\u4e00\u4e2a\u80fd\u8fdb\u884c\u5c55\u5f00\u548c\u5408\u5e76\u5207\u6362\u52a8\u4f5c\u7684\u5200\u95f8\u63a7\u4ef6\u3002\u5bf9\u4e8e\u7535\u529bSCADA\u548c\u5de5\u4e1a\u63a7\u5236\u7b49\u9886\u57df\u7684\u4eba\u673a\u4ea4\u4e92\u754c\u9762\u5e38\u9700\u8981\u9884\u5b9a\u4e49\u4e00\u5806\u7684\u884c\u4e1a\u6807\u51c6\u63a7\u4ef6\uff0c\u4ee5\u4fbf\u7528\u6237\u80fd\u505a\u53ef\u89c6\u5316\u7f16\u8f91\u5668\u91cc\uff0c\u901a\u8fc7\u62d6\u62fd\u65b9\u5f0f\u5feb\u901f\u642d\u5efa\u5177\u4f53\u7535\u529b\u7f51\u7edc\u6216\u5de5\u63a7\u73af\u5883\u7684\u573a\u666f\uff0c\u5e76\u8bbe\u7f6e\u597d\u8bbe\u5907\u5bf9\u5e94\u540e\u53f0\u7f16\u53f7\u7b49\u53c2\u6570\u4fe1\u606f\uff0c\u5c06\u62d3\u6251\u56fe\u5f62\u4e0e\u56fe\u5143\u4fe1\u606f\u4e00\u5e76\u4fdd\u5b58\u5230\u540e\u53f0\uff0c\u5b9e\u9645\u8fd0\u884c\u73af\u5883\u4e2d\u5c06\u6253\u5f00\u7f16\u8f91\u597d\u7684\u7f51\u7edc\u62d3\u6251\u56fe\u4fe1\u606f\uff0c\u8fde\u63a5\u540e\u53f0\u5b9e\u65f6\u6570\u636e\u5e93\uff0c\u63a5\u4e0b\u6765\u5c31\u662f\u63a5\u53d7\u5b9e\u65f6\u6570\u636e\u5e93\u53d1\u9001\u8fc7\u6765\u7684\u91c7\u96c6\u4fe1\u606f\u8fdb\u884c\u754c\u9762\u5b9e\u65f6\u52a8\u6001\u5237\u65b0\uff0c\u5305\u62ec\u7528\u6237\u901a\u8fc7\u5ba2\u6237\u7aef\u5bf9\u8bbe\u5907\u8fdb\u884c\u7684\u5404\u79cd\u4e0b\u53d1\u9065\u63a7\u7b49\u64cd\u4f5c\uff0c\u53d1\u9001\u5230\u540e\u53f0\u6700\u7ec8\u5b9e\u73b0\u5bf9\u786c\u4ef6\u8bbe\u5907\u7684\u63a7\u5236\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u5c31\u662f\u5178\u578b\u7684\u5b9e\u65f6\u76d1\u63a7\u7cfb\u7edf\u7684\u57fa\u672c\u67b6\u6784\u6d41\u7a0b\u3002\u6211\u4eec\u4eca\u5929\u53ea\u505a\u597d\u5c0f\u5c0f\u87ba\u4e1d\u9489\u5de5\u4f5c\uff0c\u63d0\u4f9b\u4e00\u4e2a\u53ef\u63a7\u5236\u7684\u5200\u95f8\u5f00\u5173\u63a7\u4ef6\u3002<\/p>\n<p>\u5177\u4f53\u5b9e\u73b0\u4e4b\u524d\u5148\u770b\u770b\u6211\u4eec\u8981\u8fbe\u5230\u7684\u6700\u7ec8\u6548\u679c\u56fe\u7247\u548c<a 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allowfullscreen=\"\" frameborder=\"0\"><\/iframe><\/p>\n<p>\u8bb0\u5f97\u5341\u591a\u5e74\u524d\u6211\u521a\u6bd5\u4e1a\u7684\u7b2c\u4e00\u4efd\u5de5\u4f5c\u5c31\u662f\u8d1f\u8d23\u7535\u529bSCADA\u7684\u4eba\u673a\u754c\u9762\u4ea4\u4e92\u6a21\u5757\uff0c\u5f53\u65f6\u5927\u90e8\u5206\u7535\u529b\u884c\u4e1a\u90fd\u662f\u91c7\u7528VC\/MFC\u6216QT\u6765\u5b9e\u73b0\u754c\u9762\u5448\u73b0\uff0c\u5176\u5b9e\u81f3\u4eca\u4e5f\u4f9d\u7136\u5982\u6b64\uff0c\u524d\u7aef\u65f6\u95f4\u548c\u8001\u670b\u53cb\u805a\u4f1a\u4e86\u89e3\u5230\u4ed6\u4eec\u8fd8\u5728\u7528VC6\u7f16\u8bd1\u7cfb\u7edf\uff0c\u5982\u4eca\u7684VS20**\u6839\u672c\u8dd1\u4e0d\u52a8\u4ed6\u4eec\u5e9e\u5927\u7684\u53e4\u8001\u7cfb\u7edf\uff0c\u5f53\u7136\u4e5f\u8bb8\u4ed6\u4eec\u6ca1\u914d\u7f6e\u597d\u5de5\u5177\u53c2\u6570\uff0c\u4f46\u4ece\u4e00\u4e2a\u4fa7\u9762\u4f60\u53ef\u4ee5\u611f\u53d7\u5230\u8001\u7cfb\u7edf\u8fc1\u79fb\u4e4b\u91cd\uff0c\u5927\u90e8\u5206\u7a0b\u5e8f\u5458\u5904\u4e8e\u4e3a\u9879\u76ee\u4e1a\u52a1\u529f\u80fd\u75b2\u4e8e\u5954\u547d\u72b6\u6001\uff0c\u4e0a\u767e\u53f7\u4eba\u8fd9\u4e48\u591a\u5e74\u5728\u6839\u672c\u65e0\u529b\u4f18\u5316\u548c\u91cd\u6784\u7684\u67b6\u5b50\u4e0a\u4e0d\u65ad\u5806\u79ef\u529f\u80fd\uff0c\u6211\u8bb0\u5f97\u5f53\u65f6\u4e00\u4e2amousedown\u51fd\u6570\u5c45\u7136\u5806\u4e86\u516d\u5343\u591a\u884c\u4ee3\u7801\uff0c\u5404\u79cd\u56fe\u5143\u7c7b\u578b\u7684draw\u4ee3\u7801\u4e5f\u662f\u957f\u5f97\u4e0d\u582a\u5165\u76ee\uff0c\u8fd9\u4e9b\u8001\u7cfb\u7edf\u867d\u7136\u4e0d\u597d\u7ef4\u62a4\u4f46\u4e5f\u8003\u8fd9\u4e48\u591a\u7a0b\u5e8f\u5458\u6d3b\u751f\u751f\u7684\u7ef4\u62a4\u4e0b\u6765\u4e86\uff0c\u6211\u4eec\u6bcf\u5929\u80fd\u6b63\u5e38\u7684\u7528\u6c34\u7528\u7535\u7528\u6c14\uff0c\u80cc\u540e\u90fd\u662f\u9760\u7740\u4f17\u591a\u7a0b\u5e8f\u5458\u7684\u8840\u6c57\u7ef4\u62a4\u7740\u4ee5\u5982\u4eca\u773c\u5149\u770b\u5b8c\u5168\u4e0d\u582a\u5165\u76ee\u7684\u70c2\u4ee3\u7801\uff0c\u4e0d\u5f97\u4e0d\u627f\u8ba4\u5728\u4e2d\u56fd\u80fd\u7528\u662f\u7b2c\u4e00\u4f4d\uff0c\u5176\u4ed6\u95ee\u9898\u53ea\u8981\u5806\u4eba\u80fd\u89e3\u51b3\u7684\u90fd\u4e0d\u662f\u95ee\u9898\u3002\u6709\u70b9\u626f\u8fdc\u4e86\uff0c\u4e0a\u51e0\u5f20\u6211\u4ee5\u524d\u7535\u529b\u5b9e\u73b0\u7684\u56fe\u5e93\u5de5\u5177\uff1a<\/p>\n<p><a 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\/><\/a><\/p>\n<p>\u5b9e\u73b0\u529f\u80fd\u5e76\u4e0d\u96be\uff0c\u5f53\u65f6\u4e5f\u5b9e\u73b0\u4e86\u7ec4\u5408\u548c\u5206\u89e3\u56fe\u5143\uff0c\u80fd\u8fdb\u884c\u56fe\u5e93\u7ba1\u7406\u548c\u7528\u6237\u81ea\u5b9a\u4e49\uff0c\u6211\u76f8\u4fe1\u5168\u4e16\u754c\u80af\u5b9a\u4e0d\u4e0b\u51e0\u767e\u4e0a\u5343\u5957\u7ed8\u56fe\u8f6f\u4ef6\uff0c\u521a\u5f00\u59cb\u6211\u8fd8\u662f\u5f88\u5174\u594b\uff0c\u6bcf\u5929\u5b66\u4e60\u4e0d\u540c\u7684\u7ed8\u5236API\uff0c\u5c31\u80fd\u6363\u9f13\u51fa\u65b0\u6548\u679c\uff0c\u6211\u4e5f\u4e0d\u5728\u4e4e\u4ee3\u7801\u67b6\u6784\uff0c\u6bcf\u5929\u5c31\u662f\u4ee5\u5b66\u4e60\u638c\u63e1\u66f4\u591a\u7684\u5e9e\u5927MFC\u5e93\u4e3a\u8363\uff0c\u4f46\u5f53\u4f60\u638c\u63e1\u5927\u90e8\u5206\u7ed8\u56fe\u6280\u5de7\u540e\uff0c\u6211\u53d1\u73b0\u81ea\u5df1\u6bcf\u5929\u7ef4\u62a4\u8fd9\u79cd\u5e9e\u5927\u5230\u65e0\u6cd5\u4ee5\u4e2a\u4eba\u529b\u91cf\u8fdb\u884c\u5927\u89c4\u6a21\u91cd\u6784\uff0c\u53c8\u4e0d\u5f97\u4e0d\u6301\u7eed\u7ef4\u62a4\u6bcf\u5929\u5806\u79ef\u529f\u80fd\u6027\u4f53\u529b\u6d3b\u4ee3\u7801\u65f6\uff0c\u6211\u611f\u89c9\u81ea\u5df1\u5728\u6d6a\u8d39\u751f\u547d\uff0c\u4e8e\u662f\u8df3\u69fd\u5230\u4e86\u53e6\u5916\u4e00\u5bb6\u516c\u53f8\u6253\u7b97\u505a\u7535\u5b50\u5546\u52a1\uff0c\u7ed3\u679c\u9634\u5dee\u9633\u9519\u53c8\u88ab\u5b89\u6392\u5230\u7535\u529b\u90e8\u95e8\u5e72\u8d77\u6765\u7ed8\u56fe\u5de5\u5177\uff0c\u8fd8\u597d\u8fd9\u6b21\u6211\u80fd\u6362\u4e2a\u65b0\u8bed\u8a00Java\uff0c\u6ca1\u6709\u5386\u53f2\u5305\u88b1\u5b8c\u5168\u81ea\u5df1\u91cd\u5934\u8bbe\u8ba1\u56fe\u5f62\u67b6\u6784\uff0c\u4e8e\u662f\u5730\u7403\u4e0a\u51fa\u73b0\u4e86\u7b2c1001\u4e2a\u7ed8\u56fe\u5de5\u5177\uff1a<\/p>\n<p><a href=\"http:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-10.35.33-PM.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-197\" alt=\"Screen Shot 2014-08-12 at 10.35.33 PM\" src=\"http:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-10.35.33-PM.png\" width=\"329\" height=\"514\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-10.35.33-PM.png 329w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-10.35.33-PM-192x300.png 192w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-12-at-10.35.33-PM-128x200.png 128w\" sizes=\"(max-width: 329px) 100vw, 329px\" \/><\/a><\/p>\n<p>\u8fd9\u4e00\u7248\u8bbe\u8ba1\u4e0a\u8fd8\u662f\u6709\u5f88\u5927\u7684\u6539\u8fdb\uff0c\u56fe\u5f62\u7ed8\u5236\u903b\u8f91\uff0c\u4ea4\u4e92\u4ee3\u7801\u4ee5\u53ca\u754c\u9762\u5e03\u5c40\u7b49\u90fd\u8fdb\u884c\u4e86\u8f83\u5408\u7406\u7684\u5206\u5de5\u8bbe\u8ba1\uff0c\u90a3\u4e2aJava\u548c\u8bbe\u8ba1\u6a21\u5f0f\u5f88\u706b\uff0c\u4eba\u624b\u4e00\u672cMartin Fowler\u300aRefactoring: Improving the Design of Existing Code\u300b\uff0c\u72b9\u5982\u5b97\u6559\u4fe1\u4ef0\u575a\u51b3\u6267\u884c\u4e00\u4e2a\u51fd\u6570\u4e0d\u8d85\u8fc7\u51e0\u5341\u884c\u7684\u65f6\u4ee3\uff0c\u4e00\u4e2amousedown\u51e0\u5343\u884c\u7684\u4ee3\u7801\u5df2\u7ecf\u7edd\u8ff9\u4e86\uff0c\u4f46\u6211\u8fd8\u662f\u5f88\u4e0d\u6ee1\u610f\uff0c\u6570\u636e\u6a21\u578b\u548c\u754c\u9762\u7ed8\u5236\u6ca1\u6709\u5f88\u597d\u7684\u6709\u673a\u7ed3\u5408\u673a\u5236\uff0c\u867d\u7136\u7535\u529b\u8981\u6c42\u754c\u9762\u6709***\u7684\u6beb\u79d2\u7ea7\u54cd\u5e94\uff0c\u4f46\u5927\u90e8\u5206\u516c\u53f8\u90fd\u662f\u50cf\u6e38\u620f\u5237\u65b0\u673a\u5236\u90a3\u6837\u4e0d\u65adrepaint\u754c\u9762\uff0c\u662f\u7684\uff0c\u5f53\u65f6\u7684\u6570\u636e\u6a21\u578b\u6ca1\u6709\u4efb\u4f55\u4e8b\u4ef6\u6d3e\u53d1\u673a\u5236\uff0c\u5c31\u662f\u5185\u5b58\u4e2d\u7684\u4e00\u5806\u6570\u636e\uff0c\u4f60\u65e0\u6cd5\u77e5\u9053\u54ea\u4e2a\u6570\u636e\u4ec0\u4e48\u65f6\u5019change\u4e86\uff0c\u56e0\u800c\u53ea\u80fd\u4e0d\u65ad\u7684repaint\u754c\u9762\uff0c\u5237\u65b0\u5468\u671f\u592a\u77ed\u5bf9\u4e8e\u5927\u7684\u7f51\u7edc\u62d3\u6251\u56fe\u6839\u672c\u6765\u4e0d\u53ca\u66f4\u65b0\uff0c\u66f4\u65b0\u5468\u671f\u592a\u957f\u53c8\u8fbe\u4e0d\u5230\u54cd\u5e94\u8981\u6c42\uff0c\u81f3\u4e8e\u6240\u8c13\u7684***\u6beb\u79d2\u7ea7\u54cd\u5e94\u6211\u53ea\u80fd\u5475\u5475\u4e86\uff0c\u4e3a\u4e86\u4e0a\u8fd9\u4e2a\u7cfb\u7edf\u4e00\u5806\u5144\u5f1f\u5728\u6c88\u9633\u67d0\u519c\u6751\u5c01\u95ed\u4e86\u516b\u4e2a\u591a\u6708\uff0c\u6211\u5f88\u597d\u5947\u90a3\u4e2a\u8001\u7cfb\u7edf\u73b0\u5728\u662f\u5426\u5065\u5728&#8230;<\/p>\n<p>\u56de\u5230\u6211\u4eec\u7684\u4efb\u52a1\uff0c\u4e00\u4e2a\u5200\u95f8\u6700\u4e3b\u8981\u7684\u5c31\u662f\u53ef\u5f00\u95ed\u7684\u90e8\u5206\uff0c\u5176\u4ed6\u90e8\u5206\u90fd\u662f\u88c5\u9970\u7269\u6548\u679c\u800c\u5df2\uff0c\u56e0\u6b64\u6211\u91c7\u7528<a href=\"http:\/\/www.hightopo.com\">HT<\/a>\u7684\u77e2\u91cf\u6765\u63cf\u8ff0\u6574\u4e2a\u5200\u95f8\u5916\u89c2\uff0c\u5176\u4e2d\u9700\u8981\u5f00\u95ed\u90e8\u5206\u91c7\u7528type\u4e3ashape\u7684\u4e00\u4e2a\u7ebf\u6bb5\u6765\u63cf\u8ff0\uff0c\u5e76\u5c06\u5176\u7684rotation\u65cb\u8f6c\u53c2\u6570\u901a\u8fc7func: &#8216;style@switch.angle&#8217;\u7684\u63cf\u8ff0\u6765\u7ed1\u5b9a\u5230Node\u56fe\u5143\u7684switch.angle\u6837\u5f0f\u5c5e\u6027\u4e0a<\/p>\n<pre class=\"&quot;brush:javascript\u201d\">ht.Default.setImage('switch', {\r\n    width: 100,\r\n    height: 50,\r\n    comps: [\r\n        {\r\n            type: 'roundRect',\r\n            rect: [0, 0, 100, 50],\r\n            background: '#2C3E50',\r\n            gradient: 'linear.north'\r\n        },\r\n        {\r\n            type: 'circle',\r\n            rect: [10, 10, 10, 10],\r\n            background: '#34495E',\r\n            gradient: 'radial.center'\r\n        },\r\n        {\r\n            type: 'circle',\r\n            rect: [80, 10, 10, 10],\r\n            background: '#34495E',\r\n            gradient: 'radial.center'\r\n        },\r\n        {\r\n            type: 'shape',\r\n            points: [10, 40, 40, 40],\r\n            borderWidth: 8,\r\n            borderColor: '#40ACFF',\r\n            border3d: true\r\n        },\r\n        {\r\n            type: 'shape',\r\n            points: [60, 40, 90, 40],\r\n            borderWidth: 8,\r\n            borderColor: '#40ACFF',\r\n            border3d: true\r\n        },\r\n        {\r\n            type: 'shape',\r\n            points: [5, 40, 35, 40, 65, 40],\r\n            segments: [1, 1, 2],\r\n            borderWidth: 8,\r\n            borderColor: '#40ACFF',\r\n            border3d: true,\r\n            borderCap: 'round',\r\n            rotation: {\r\n                value: -Math.PI\/4,\r\n                func: 'style@switch.angle'\r\n            }\r\n        },\r\n        {\r\n            type: 'circle',\r\n            rect: [30, 35, 10, 10],\r\n            borderColor: 'red',\r\n            borderWidth: 5,\r\n            border3d: true\r\n        },\r\n        {\r\n            type: 'circle',\r\n            rect: [60, 35, 10, 10],\r\n            borderColor: 'red',\r\n            borderWidth: 5,\r\n            border3d: true\r\n        }        \r\n    ]\r\n});<\/pre>\n<p><a href=\"http:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-07-at-8.20.12-PM.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-198\" alt=\"Screen Shot 2014-08-07 at 8.20.12 PM\" src=\"http:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-07-at-8.20.12-PM.png\" width=\"527\" height=\"307\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-07-at-8.20.12-PM.png 527w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-07-at-8.20.12-PM-300x174.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2014\/08\/Screen-Shot-2014-08-07-at-8.20.12-PM-200x116.png 200w\" sizes=\"(max-width: 527px) 100vw, 527px\" \/><\/a><\/p>\n<p>\u4ee5\u4e0a\u662f\u5728\u77e2\u91cf\u7f16\u8f91\u5668\u4e2d\u6253\u5f00\u7684\u6548\u679c\u56fe\uff0c\u4f60\u53ef\u4ee5\u6e05\u6670\u7684\u770b\u5f97\u5230\u6211\u4eec\u5b9a\u4e49\u7684\u51e0\u4e2a\u5143\u7d20\u7684\u4f4d\u7f6e\u5927\u5c0f\u6f14\u793a\u7b49\uff0c\u8fd9\u6837\u5e94\u7528\u65f6\u53ea\u8981\u6784\u5efa\u4e00\u4e2aNode\u5bf9\u8c61\uff0c\u5c06\u5176image\u8bbe\u7f6e\u4e3aswitch\u77e2\u91cf\uff0c\u90a3\u4e48\u5c06\u6765\u53ea\u9700\u8981\u8c03\u7528node.setStyle(&#8216;switch.angle&#8217;, Math.PI\/6)\u5c31\u53ef\u4ee5\u968f\u65f6\u968f\u5730\u63a7\u5236\u5200\u95f8\u5c55\u5f00\u89d2\u5ea6 \u3002<\/p>\n<p>\u8fd9\u6837\u5c01\u88c5\u8fd8\u4e0d\u591f\u5b8c\u7f8e\uff0c\u5bf9\u5e94\u7528\u7740\u6765\u8bf4\u4ed6\u4eec\u53ea\u5173\u5fc3\u5200\u95f8\u7684\u6253\u5f00\u548c\u5173\u95ed\u7684\u64cd\u4f5c\uff0c\u4ed6\u4eec\u5e76\u4e0d\u5173\u5fc3\u65cb\u8f6c\u89d2\u5ea6\uff0c\u5f00\u548c\u5173\u662f\u4e1a\u52a1\u89d2\u5ea6\u7684\u7406\u89e3\uff0c\u800c\u65cb\u8f6c\u89d2\u5ea6\u662f\u5e95\u5c42\u5b9e\u73b0\u56fe\u5f62\u4e0a\u7684\u53c2\u6570\uff0c\u5e76\u4e14\u7528\u6237\u8fd8\u9700\u8981\u5f00\u5173\u8fc7\u7a0b\u6709\u52a8\u753b\u6548\u679c\uff0c\u4e8e\u662f\u6211\u4eec\u8fdb\u884c\u4e86\u8fdb\u4e00\u6b65\u7684\u5c01\u88c5\uff0c\u8bbe\u8ba1\u4e86ht.Switch\u7684\u7c7b\uff0c\u63d0\u4f9b\u4e86setExpanded\u7684\u51fd\u6570\uff0c\u5728\u51fd\u6570\u91cc\u9762\u64cd\u4f5c\u5e95\u5c42\u7ed1\u5b9a\u56fe\u5f62\u7684\u2018switch.angle\u2019\u5c5e\u6027\uff0c\u4ee5\u53ca\u542f\u52a8\u52a8\u753b\u5c01\u88c5\uff1a<\/p>\n<pre class=\"&quot;brush:javascript\u201d\">ht.Switch = function(){    \r\n    ht.Switch.superClass.constructor.call(this); \r\n    this.s('switch.angle', 0);\r\n};\r\nht.Default.def('ht.Switch', ht.Node, {\r\n    _image : 'switch',\r\n    _icon: 'switch',\r\n\r\n    toggle: function (anim) {\r\n        this.setExpanded(!this.isExpanded(), anim);\r\n    },\r\n    isExpanded: function () {\r\n        return this.s('switch.angle') !== 0;\r\n    },\r\n    setExpanded: function (expanded, anim) {\r\n        if(anim == null){\r\n            anim = true;\r\n        }\r\n        var self = this,\r\n            animation = self._animation,\r\n            oldValue = self.isExpanded();\r\n\r\n        if(animation){\r\n            animation.stop(true);\r\n            delete self._animation;\r\n        }\r\n\r\n        if (oldValue !== expanded) {                        \r\n            var targetAngle = expanded ? -Math.PI\/4 : 0;                      \r\n\r\n            if(anim){                \r\n                oldValue = self.s('switch.angle');                \r\n                self._animation = ht.Default.startAnim({\r\n                    action: function(t){\r\n                        self.s('switch.angle', oldValue + (targetAngle-oldValue)*t);\r\n                    }\r\n                });                                                  \r\n            }else{\r\n                self.s('switch.angle', targetAngle);\r\n            }            \r\n        }\r\n    }\r\n});<\/pre>\n<p>\u5728\u6211\u4eec\u7684<a href=\"http:\/\/v.youku.com\/v_show\/id_XNzU0ODAzNzU2.html\">\u89c6\u9891<\/a>\u64cd\u4f5c\u4e2d\u4f60\u4f1a\u53d1\u73b0\u901a\u8fc7\u5c5e\u6027\u9875\u7684\u62c9\u6761\u53ef\u4ee5\u4efb\u610f\u63a7\u5236\u5200\u95f8\u5f20\u89d2\uff0c\u540c\u65f6\u901a\u8fc7isExpanded\/setExpanded\u7684boolean\u7c7b\u578b\u5c5e\u6027\u4e5f\u53ef\u4ee5\u52fe\u9009\u52a8\u753b\u5207\u6362\u5200\u95f8\u7684\u5f00\u4e0e\u5173\uff0c\u7ec6\u5fc3\u7684\u7a0b\u5e8f\u5458\u4f60\u4f1a\u53d1\u73b0\u4e0d\u4ec5\u4ec5\u62d3\u6251\u56fe\u4e0a\u7684\u5200\u95f8\u52a8\u8d77\u6765\u4e86\uff0c\u8fdeTreeView\u4e0a\u7684\u5200\u95f8\u5bf9\u5e94\u7684icon\u56fe\u6807\u4e5f\u662f\u548c\u77e2\u91cf\u63cf\u8ff0\u7684\u6548\u679c\u4e00\u6837\uff0c\u66f4\u60ca\u559c\u7684\u662f\u6811\u4e0a\u7684icon\u4e5f\u662f\u5b9e\u65f6\u663e\u793a\u5200\u95f8\u7684\u5c55\u5f00\u89d2\u5ea6\uff0c\u8fd9\u662f\u4f20\u7edf\u56fe\u7247\u4f5c\u4e3a\u6811\u7684icon\u56fe\u7247\u65e0\u6cd5\u5b9e\u73b0\u7684\uff0c\u8fd9\u4e5f\u662f\u6211\u4eec\u4e00\u76f4\u5f3a\u8c03\u7684<a href=\"http:\/\/www.hightopo.com\">HT for Web<\/a>\u6574\u4f53\u67b6\u6784\u5df2\u7ecf\u4e3a\u77e2\u91cf\u6253\u4e0b\u57fa\u7840\uff0c\u5e76\u975e\u4e3a\u4e86\u62d3\u6251\u624d\u5b9e\u73b0\u77e2\u91cf\uff0c\u6240\u6709\u901a\u7528\u7ec4\u4ef6\u90fd\u4eab\u6709\u77e2\u91cf\u7684\u529f\u80fd\u7279\u6027\uff0c\u8fd9\u4e2a\u540e\u7eed\u6211\u4eec\u4f1a\u6709\u66f4\u591a\u7684\u5e94\u7528\u6848\u4f8b\u8ba9\u5927\u5bb6\u4f53\u4f1a\u5230\u8fd9\u79cd\u7ed3\u5408\u7684\u5f3a\u5927\u4e4b\u5904\uff0c\u5f53\u7136\u53ef\u7ef4\u62a4\u6027\u5df2\u7ecf\u4e0d\u7528\u6211\u591a\u8bf4\u4e86\uff0c\u4f20\u7edf\u7684\u901a\u7528\u7ec4\u4ef6tree\u4e0a\u81ea\u5b9a\u4e49renderer\u4e5f\u80fd\u5b9e\u73b0\u4e00\u4e2a\u80fd\u52a8\u7684icon\uff0c\u4f46\u4f60\u53ef\u4ee5\u60f3\u60f3\u5de5\u4f5c\u91cf\uff0c\u6211\u4eec\u6ca1\u6709\u5199\u4e00\u884c\u7ed8\u5236\u4ee3\u7801\uff0c\u4ec5\u4ec5\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2ajson\u7684\u77e2\u91cf\u5c31\u628aGraphView\u548cTreeView\u7684\u4e8b\u90fd\u5e72\u4e86\uff0c\u5e76\u4e14\u4e1a\u52a1\u63a5\u53e3\u5bf9\u4e0a\u5c42\u5e94\u7528\u4eba\u5458\u6765\u8bf4\u5c31\u662f\u4e00\u4e2anode.setExpanded(true\/false)\u4e4b\u7b80\u5355\u3002<\/p>\n<p>\u8fd9\u91cc\u6211\u53ea\u662f\u968f\u624b\u641e\u4e86\u4e2a\u975e\u5e38ugly\u7684\u5200\u95f8\uff0c\u4f60\u53ef\u4ee5\u8ba9\u7f8e\u5de5\u91c7\u7528\u77e2\u91cf\u7ed8\u56fe\u5de5\u5177\u53ef\u89c6\u5316\u7684\u7ed8\u5236\u66f4\u6f02\u4eae\u7684\u6548\u679c\uff0c\u754c\u9762\u64cd\u4f5c\u4e0a\u4f60\u4e5f\u53ef\u4ee5\u901a\u8fc7graphView.mi\u76d1\u542c\u4ea4\u4e92\u4e8b\u4ef6\uff0c\u4f8b\u5982\u76d1\u542c\u5230\u53cc\u51fb\u5200\u95f8\u65f6\u8fdb\u884c\u5f00\u5173\u5207\u6362\uff0c\u751a\u81f3\u53ef\u4ee5\u53c2\u8003\u300a<a href=\"http:\/\/www.hightopo.com\/blog\/153.html\">\u900f\u8fc7WebGL 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