{"id":4741,"date":"2024-08-07T15:33:55","date_gmt":"2024-08-07T07:33:55","guid":{"rendered":"https:\/\/www.hightopo.com\/blog\/?p=4741"},"modified":"2024-11-26T19:52:43","modified_gmt":"2024-11-26T11:52:43","slug":"%e5%9b%be%e6%89%91-ht-for-web-%e8%bd%bb%e6%9d%be%e6%9e%84%e5%bb%ba%e7%bb%84%e6%80%81%e6%8b%93%e6%89%91%e7%bb%93%e6%9e%84","status":"publish","type":"post","link":"https:\/\/www.hightopo.com\/blog\/4741.html","title":{"rendered":"\u56fe\u6251 HT for Web \u8f7b\u677e\u6784\u5efa\u7ec4\u6001\u62d3\u6251\u7ed3\u6784"},"content":{"rendered":"\n
\"\"<\/a><\/figure>\n\n\n\n

\u5728\u73b0\u4ee3\u7684\u6570\u636e\u53ef\u89c6\u5316\u548c\u7f51\u7edc\u7ba1\u7406\u4e2d\uff0c\u62d3\u6251\u56fe\u662f\u4e00\u79cd\u975e\u5e38\u91cd\u8981\u7684\u5de5\u5177\u3002\u5b83\u53ef\u4ee5\u76f4\u89c2\u5730\u5c55\u793a\u8282\u70b9(Node)\u548c\u8282\u70b9\u4e4b\u95f4\u7684\u5173\u7cfb(Edge)\u3002\u65e0\u8bba\u662f\u5728 2D \u8fd8\u662f 3D \u73af\u5883\u4e2d\uff0c\u62d3\u6251\u56fe\u90fd\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u66f4\u597d\u5730\u7406\u89e3\u548c\u7ba1\u7406\u590d\u6742\u7684\u7cfb\u7edf\u3002<\/p>\n\n\n\n

\u7136\u800c\uff0c\u7531\u4e8e\u8fd9\u4e9b\u62d3\u6251\u56fe\u901a\u5e38\u6781\u4e3a\u590d\u6742\uff0c\u4f20\u7edf\u7684\u624b\u52a8\u5e03\u5c40\u65b9\u5f0f\u4e0d\u4ec5\u7e41\u7410\u4e14\u8017\u65f6\u3002\u9274\u4e8e\u6b64\uff0c\u56fe\u6251\u8f6f\u4ef6\u81ea\u7814 HT for Web \u4ea7\u54c1\uff08\u4ee5\u4e0b\u7b80\u79f0\u4e3a HT\uff09\u63a8\u51fa\u4e86\u81ea\u52a8\u5e03\u5c40\u3001\u5f39\u529b\u5e03\u5c40<\/strong>\u63d2\u4ef6\uff0c\u4ece\u6839\u672c\u4e0a\u89e3\u51b3\u4e86\u8fd9\u4e00\u95ee\u9898\u3002<\/p>\n\n\n\n

\"\"<\/a><\/figure>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n

\u8fd9\u4e9b\u6848\u4f8b\u4e0d\u4ec5\u9650\u4e8e 2D \u548c 3D \u62d3\u6251\u56fe\uff0c\u8fd8\u6d89\u53ca\u5230 GIS \u573a\u666f<\/strong>\u7684\u5e94\u7528\uff0c\u5c55\u793a\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\u573a\u666f\u548c\u5f3a\u5927\u7684\u529f\u80fd\u3002<\/p>\n\n\n\n

\u7cfb\u7edf\u5206\u6790<\/h1>\n\n\n\n

\u81ea\u52a8\u5e03\u5c40\u5728 2D \u4e2d\u7684\u8fd0\u7528<\/h2>\n\n\n\n

\u56fe\u6251\u8f6f\u4ef6 HT \u81ea\u52a8\u5e03\u5c40\u63d2\u4ef6\u603b\u5171\u6709\u4e03\u79cd\u5e03\u5c40\u65b9\u5f0f\uff1a\u5706\u5f62\u5e03\u5c40\u3001\u5bf9\u79f0\u5e03\u5c40\u3001\u5c42\u6b21\u5e03\u5c40\u3001\u671d\u5317\u5e03\u5c40\u3001\u671d\u5357\u5e03\u5c40\u3001\u671d\u4e1c\u5e03\u5c40\u548c\u671d\u897f\u5e03\u5c40\u3002<\/strong><\/p>\n\n\n\n

\u5982\u679c\u611f\u5174\u8da3\u53ef\u4ee5\u901a\u8fc7\u8fd9\u4e2a\u94fe\u63a5\uff0c\u5b9e\u9645\u64cd\u4f5c\u611f\u53d7\u4e0d\u540c\u5e03\u5c40\u65b9\u5f0f\uff1a\u3010\u94fe\u63a5\u3011<\/a><\/p>\n\n\n\n

\"\"<\/a><\/figure>\n\n\n\n

\u5728\u62d3\u6251\u56fe\u7684\u5236\u4f5c\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u4f1a\u4f7f\u7528\u81ea\u52a8\u5e03\u5c40\u6765\u8fdb\u884c\u521d\u59cb\u5e03\u5c40\u64cd\u4f5c\u3002\u7136\u800c\uff0c\u81ea\u52a8\u5e03\u5c40\u5e76\u975e\u4e07\u80fd\u826f\u836f\uff0c\u65e0\u6cd5\u5728\u6240\u6709\u60c5\u51b5\u4e0b\u90fd\u5b8c\u5168\u8fbe\u5230\u6211\u4eec\u7684\u9884\u671f\u6548\u679c\u3002\u56e0\u6b64\uff0c\u901a\u5e38\u5728\u81ea\u52a8\u5e03\u5c40\u4e4b\u540e\uff0c\u6211\u4eec\u4e5f\u4f1a\u5bf9\u56fe\u7eb8\u8fdb\u884c\u4e00\u4e9b\u624b\u52a8\u5fae\u8c03\uff0c\u4ee5\u8fbe\u5230\u4f18\u8d28\u7684\u5c55\u793a\u6548\u679c\u3002<\/p>\n\n\n\n

\"\"<\/a><\/figure>\n\n\n\n

\u4ee5\u4e0a\u56fe\u793a\u4f8b\u4e3a\u4f8b\uff0c\u56fe\u5185\u62d3\u6251\u662f\u4ece\u5de6\u5230\u53f3\u5e03\u5c40\u7684\u6548\u679c\u3002\u5c3d\u7ba1\u8282\u70b9\u4e4b\u95f4\u5448\u7b80\u5355\u7684\u6811\u5f62\u5c42\u6b21\u5173\u7cfb\uff0c\u4f46\u8282\u70b9\u4f4d\u7f6e\u9519\u843d\u4e0d\u9f50\uff0c\u5e76\u4e14\u9700\u8981\u4f7f\u7528\u591a\u79cd\u7c7b\u578b\u7684\u8fde\u7ebf\uff0c\u6240\u4ee5\u5355\u7eaf\u4f7f\u7528\u81ea\u52a8\u5e03\u5c40\u8fbe\u4e0d\u5230\u9884\u671f\u7684\u6548\u679c\u3002\u63a5\u4e0b\u6765\u7b80\u5355\u4ecb\u7ecd\u4e00\u4e0b\u8fd9\u4e2a demo \u7684\u5b9e\u73b0\u6b65\u9aa4\uff1a<\/p>\n\n\n\n

1.<\/em><\/p>\n\n\n\n

\u5728\u56fe\u7eb8\u4e0a\u521b\u5efa\u597d\u8282\u70b9\u5e76\u8bbe\u5b9a\u8282\u70b9\u4e4b\u95f4\u7684\u8fde\u7ebf\u5173\u7cfb\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u81ea\u52a8\u5e03\u5c40\u6765\u8fdb\u884c\u521d\u59cb\u5e03\u5c40\u64cd\u4f5c\u3002\u5728\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5e0c\u671b\u5c55\u793a\u4e00\u4e2a\u4ece\u5de6\u5230\u53f3\u7684\u5e03\u5c40\uff0c\u8fd9\u65f6\u53ef\u4ee5\u4f7f\u7528\u81ea\u52a8\u5e03\u5c40\u5de5\u5177\u4e2d\u7684\u671d\u4e1c\u5e03\u5c40(towardeast)\u6765\u5b9e\u73b0\u8fd9\u4e00\u6548\u679c\u3002\u8bbe\u7f6e\u81ea\u52a8\u5e03\u5c40\u7684\u76f8\u5173\u4ee3\u7801\uff1a<\/p>\n\n\n\n

let autoLayout = new ht.layout.AutoLayout(view, {\n        gap: 30\n});\nlayout(false);\nfunction layout(animate) {\n    autoLayout.setAnimate(animate);\n    autoLayout.layout('towardeast', function () {\n        view.fitContent(animate);\n    });\n}<\/code><\/pre>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
\u671d\u4e1c\u5e03\u5c40(towardeast)\u4ec5\u9002\u7528\u4e8e\u6811\u5f62\u5c42\u6b21\u7ed3\u6784\u3002\u5982\u679c\u56fe\u7eb8\u4e2d\u5b58\u5728\u975e\u6811\u5f62\u5c42\u6b21\u7ed3\u6784\u7684\u8fde\u7ebf\uff0c\u5728\u521d\u59cb\u5e03\u5c40\u65f6\u53ef\u4ee5\u5148\u4e0d\u8fdb\u884c\u8fde\u7ebf\u64cd\u4f5c\uff0c\u5f85\u81ea\u52a8\u5e03\u5c40\u5b8c\u6210\u540e\u518d\u521b\u5efa\u76f8\u5e94\u7684\u8fde\u7ebf\u3002<\/p>\n\n\n\n
2.<\/em><\/p>\n\n\n\n
\u624b\u52a8\u8c03\u6574\u8282\u70b9\u7684\u4f4d\u7f6e\uff1a\u5728\u83b7\u53d6\u5230\u8282\u70b9\u540e\uff0c\u901a\u8fc7 node.setPosition ({x: 100, y: 100}) \u65b9\u6cd5\u91cd\u65b0\u8bbe\u7f6e\u5176\u4f4d\u7f6e\u3002\u6700\u7ec8\u53ef\u4ee5\u5f97\u5230\u5982\u4e0b\u7684\u6548\u679c\u56fe\uff1a<\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
3.<\/em><\/p>\n\n\n\n
\u7ecf\u8fc7\u6b65\u9aa4 2 \u540e\uff0c\u6574\u4f53\u62d3\u6251\u4ecd\u663e\u6742\u4e71\u3002\u6b64\u65f6\uff0c\u53ef\u4ee5\u6839\u636e\u8282\u70b9\u7684\u4f4d\u7f6e\u7b49\u56e0\u7d20\uff0c\u8c03\u6574\u8fde\u7ebf\u7684\u7c7b\u578b\u3001\u95f4\u8ddd\u548c\u951a\u70b9\u7b49\u5c5e\u6027\u3002<\/strong>\u540c\u65f6\uff0c\u8fd8\u53ef\u4ee5\u4fee\u6539\u8fde\u7ebf\u7684\u989c\u8272\u548c\u5bbd\u5ea6\u7b49\u6837\u5f0f\u5c5e\u6027\uff0c\u4ee5\u5b9e\u73b0\u7406\u60f3\u6548\u679c\u3002\u8c03\u6574\u5b8c\u6210\u540e\u7684\u6548\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
4.<\/em><\/p>\n\n\n\n
\u6700\u540e\u518d\u52a0\u4e0a\u4e00\u4e9b\u6587\u672c\u5185\u5bb9\uff0c\u4e00\u4e2a\u5b8c\u6574\u7684\u62d3\u6251\u56fe\u5c31\u5b8c\u6210\u4e86\u3002<\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
\u81ea\u52a8\u5e03\u5c40\u5728 3D \u4e2d\u7684\u8fd0\u7528<\/h2>\n\n\n\n
\u968f\u7740 OpenGL \u548c WebGL \u7b49\u56fe\u5f62\u6280\u672f\u7684\u53d1\u5c55\uff0c3D \u89c6\u89c9\u8868\u8fbe\u65b9\u5f0f\u8d8a\u6765\u8d8a\u53d7\u5230\u91cd\u89c6\u3002\u62d3\u6251\u56fe\u7684\u5448\u73b0\u65b9\u5f0f\u4e5f\u4ece\u4f20\u7edf\u7684 2D \u5c55\u793a\u9010\u6e10\u8f6c\u5411\u66f4\u7acb\u4f53\u548c\u52a8\u6001\u7684 3D \u5c55\u73b0\u3002\u56fe\u6251 HT \u7684\u81ea\u52a8\u5e03\u5c40\u529f\u80fd\u4e0d\u4ec5\u5728 2D \u4e2d\u5e7f\u6cdb\u5e94\u7528\uff0c\u5728 3D \u4e2d\u4e5f\u540c\u6837\u9002\u7528\u3002<\/p>\n\n\n\n
\u65e0\u8bba\u662f\u5728 2D \u8fd8\u662f 3D \u73af\u5883\u4e2d\uff0c\u81ea\u52a8\u5e03\u5c40\u7684\u4f7f\u7528\u65b9\u5f0f\u90fd\u662f\u4e00\u81f4\u7684\u3002\u5728 3D \u73af\u5883\u4e2d\uff0c\u81ea\u52a8\u5e03\u5c40\u5b9e\u9645\u4e0a\u8bbe\u7f6e\u7684\u662f 3D \u5750\u6807\u4e2d\u7684 xz \u5e73\u9762\u3002\u5bf9\u4e8e 3D \u573a\u666f\u4e2d\u72ec\u6709\u7684\u7684 y \u8f74\uff0c\u5219\u9700\u8981\u901a\u8fc7 node.setElevation(elevation) \u65b9\u6cd5\u6765\u8fdb\u884c\u8bbe\u7f6e\u3002<\/p>\n\n\n\n
\u53ea\u8bbe\u7f6e\u4e86\u81ea\u52a8\u5e03\u5c40\u4ea7\u751f\u7684\u6548\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
\u6839\u636e\u5c42\u7ea7\u8bbe\u7f6e\u4e0d\u540c y \u8f74\u5750\u6807\u4ea7\u751f\u7684\u6548\u679c\uff1a<\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
\u5f39\u529b\u5e03\u5c40<\/h2>\n\n\n\n
\u5f39\u529b\u5e03\u5c40\u53c8\u79f0\u4e4b\u4e3a\u5bfc\u5411\u5e03\u5c40<\/strong>\uff0c\u6839\u636e\u8282\u70b9\u4e4b\u95f4\u7684\u65a5\u529b\u3001\u76f8\u4e92\u8fde\u63a5\u7684\u8282\u70b9\u4e4b\u95f4\u5b58\u5728\u5728\u5f15\u529b\u8fd0\u884c\uff0c\u5e76\u4e14\u4f1a\u9010\u6e10\u8fbe\u5230\u6536\u655b\u7a33\u5b9a\u7684\u5e73\u8861\u72b6\u6001\u3002\u5f39\u529b\u5e03\u5c40\u5177\u6709\u6307\u5411\u6027\uff0c\u901a\u5e38\u7528\u4e8e\u6807\u8bc6\u7269\u4e0e\u7269\u3001\u4eba\u4e0e\u4eba\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c<\/strong>\u8fd9\u79cd\u5e03\u5c40\u65b9\u5f0f\u7279\u522b\u6709\u52a9\u4e8e\u8868\u8fbe\u5143\u7d20\u4e4b\u95f4\u7684\u5173\u8054\u6027\u548c\u4f9d\u8d56\u6027<\/strong>\uff0c\u4f7f\u7528\u6237\u76f4\u89c2\u5730\u89c2\u5bdf\u5230\u5404\u4e2a\u5143\u7d20\u4e4b\u95f4\u7684\u4ea4\u4e92\u548c\u8054\u7cfb\u3002<\/p>\n\n\n\n
\u63a5\u4e0b\u6765\u7528\u4e00\u4e2a\u793a\u4f8b\u6765\u6f14\u793a\u5f39\u529b\u5e03\u5c40\u7684\u5b9e\u73b0\u8fc7\u7a0b\uff0c\u793a\u4f8b\u6548\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
\u5728\u56fe\u7eb8\u4e0a\u521b\u5efa\u597d\u8282\u70b9\u5e76\u8bbe\u7f6e\u597d\u8282\u70b9\u95f4\u7684\u8fde\u7ebf\u5173\u7cfb\u540e\uff0c\u5c31\u53ef\u6dfb\u52a0\u5f39\u529b\u5e03\u5c40\u76f8\u5173\u4ee3\u7801\u3002\u5728\u5b9e\u4f8b\u5316 ht.layout.ForceLayout \u65f6\uff0c\u53ef\u4ee5\u4f20\u5165 DataModel \u3001GraphView \u548c Graph3dView \u4e09\u79cd\u53c2\u6570\u3002\u9ed8\u8ba4\u4ec5\u5bf9\u672a\u9009\u4e2d\u56fe\u5143\u8fdb\u884c\u5e03\u5c40\uff0c\u5982\u679c\u53c2\u6570\u4e3a GraphView \u548c Graph3dView \u65f6\uff0c\u5219\u89c6\u56fe\u7ec4\u4ef6\u7684 isMovable \u548c isVisible \u51fd\u6570\u5c06\u5f71\u54cd\u56fe\u5143\u662f\u5426\u53ef\u5e03\u5c40\uff0c\u56fe\u5143 style \u4e0a\u7684 layoutable \u5c5e\u6027\u4e5f\u53ef\u8bbe\u4e3a false \u963b\u6b62\u56fe\u5143\u53c2\u4e0e\u5e03\u5c40\u3002<\/p>\n\n\n\n
const forceLayout = new ht.layout.ForceLayout(view);\nforceLayout.start(); \/\/ \u542f\u52a8\u5f39\u529b\u5e03\u5c40\nforceLayout.setNodeRepulsion(0.7) \/\/ \u8bbe\u7f6e\u8282\u70b9\u95f4\u65a5\u529b\uff0c\u503c\u8d8a\u5927\u8282\u70b9\u95f4\u65a5\u529b\u8d8a\u5927\uff0c\u8282\u70b9\u5e03\u5c40\u8d8a\u5206\u6563\u3002\nforceLayout.setEdgeRepulsion(0.7) \/\/ \u8bbe\u7f6e\u8282\u70b9\u95f4\u65a5\u529b\uff0c\u503c\u8d8a\u5927\u8fde\u7ebf\u8282\u70b9\u95f4\u65a5\u529b\u8d8a\u5927\uff0c\u8fde\u7ebf\u8282\u70b9\u5e03\u5c40\u8d8a\u5206\u6563\u3002\nview.setZoom(0.38); \/\/ \u8bbe\u7f6e\u56fe\u7eb8\u7f29\u653e\u503c<\/code><\/pre>\n\n\n\n
\u5728 3D \u4e2d\u4e5f\u53ef\u4f7f\u7528 ht.layout.Force3dLayout \u7c7b\u6765\u8bbe\u7f6e\u5f39\u529b\u5e03\u5c40\uff0c\u5177\u4f53\u8bbe\u7f6e\u65b9\u5f0f\u540c ht.layout.ForceLayout\u3002<\/p>\n\n\n\n
\u672c\u6b21\u4e5f\u51c6\u5907\u4e86\u4e00\u4e2a3D \u5f39\u529b\u5e03\u5c40\u7684\u6848\u4f8b\uff0c\u6848\u4f8b\u5730\u5740\uff1a\u300c\u94fe\u63a5\u300d<\/a><\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
\u60a8\u53ef\u4ee5\u81f3\u56fe\u6251\u8f6f\u4ef6\u5b98\u7f51\u67e5\u770b\u66f4\u591a\u6848\u4f8b\u53ca\u6548\u679c\uff1a<\/p>\n\n\n\n
\u56fe\u6251\u8f6f\u4ef6 – \u6784\u5efa\u5148\u8fdb 2D \u548c 3D \u53ef\u89c6\u5316\u6240\u9700\u8981\u7684\u4e00\u5207<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
<\/p>\n
\"\"<\/a><\/figure>\n
<\/p>\n
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\u5728\u73b0\u4ee3\u7684\u6570\u636e\u53ef\u89c6\u5316\u548c\u7f51\u7edc\u7ba1\u7406\u4e2d\uff0c\u62d3\u6251\u56fe\u662f\u4e00\u79cd\u975e\u5e38\u91cd\u8981\u7684\u5de5\u5177\u3002\u5b83\u53ef\u4ee5\u76f4\u89c2\u5730\u5c55\u793a\u8282\u70b9(Node)\u548c\u8282\u70b9\u4e4b\u95f4\u7684\u5173\u7cfb(Edge)\u3002\u65e0\u8bba\u662f\u5728 2D \u8fd8\u662f 3D \u73af\u5883\u4e2d\uff0c\u62d3\u6251\u56fe\u90fd\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u66f4\u597d\u5730\u7406\u89e3\u548c\u7ba1\u7406\u590d\u6742\u7684\u7cfb\u7edf\u3002<\/p>\n
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\u7136\u800c\uff0c\u7531\u4e8e\u8fd9\u4e9b\u62d3\u6251\u56fe\u901a\u5e38\u6781\u4e3a\u590d\u6742\uff0c\u4f20\u7edf\u7684\u624b\u52a8\u5e03\u5c40\u65b9\u5f0f\u4e0d\u4ec5\u7e41\u7410\u4e14\u8017\u65f6\u3002\u9274\u4e8e\u6b64\uff0c\u56fe\u6251\u8f6f\u4ef6\u81ea\u7814 HT for Web \u4ea7\u54c1\uff08\u4ee5\u4e0b\u7b80\u79f0\u4e3a HT\uff09\u63a8\u51fa\u4e86\u81ea\u52a8\u5e03\u5c40\u3001\u5f39\u529b\u5e03\u5c40<\/strong>\u63d2\u4ef6\uff0c\u4ece\u6839\u672c\u4e0a\u89e3\u51b3\u4e86\u8fd9\u4e00\u95ee\u9898\u3002<\/p>\n
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\"\"<\/a><\/figure>\n
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\"\"<\/a><\/figure>\n
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\"\"<\/a><\/figure>\n
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\u8fd9\u4e9b\u6848\u4f8b\u4e0d\u4ec5\u9650\u4e8e 2D \u548c 3D \u62d3\u6251\u56fe\uff0c\u8fd8\u6d89\u53ca\u5230 GIS \u573a\u666f<\/strong>\u7684\u5e94\u7528\uff0c\u5c55\u793a\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\u573a\u666f\u548c\u5f3a\u5927\u7684\u529f\u80fd\u3002<\/p>\n
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\u7cfb\u7edf\u5206\u6790<\/h1>\n
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\u81ea\u52a8\u5e03\u5c40\u5728 2D \u4e2d\u7684\u8fd0\u7528<\/h2>\n
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\u56fe\u6251\u8f6f\u4ef6 HT \u81ea\u52a8\u5e03\u5c40\u63d2\u4ef6\u603b\u5171\u6709\u4e03\u79cd\u5e03\u5c40\u65b9\u5f0f\uff1a\u5706\u5f62\u5e03\u5c40\u3001\u5bf9\u79f0\u5e03\u5c40\u3001\u5c42\u6b21\u5e03\u5c40\u3001\u671d\u5317\u5e03\u5c40\u3001\u671d\u5357\u5e03\u5c40\u3001\u671d\u4e1c\u5e03\u5c40\u548c\u671d\u897f\u5e03\u5c40\u3002<\/strong><\/p>\n
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\u5982\u679c\u611f\u5174\u8da3\u53ef\u4ee5\u901a\u8fc7\u8fd9\u4e2a\u94fe\u63a5\uff0c\u5b9e\u9645\u64cd\u4f5c\u611f\u53d7\u4e0d\u540c\u5e03\u5c40\u65b9\u5f0f\uff1a\u3010\u94fe\u63a5\u3011<\/a><\/p>\n
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\"\"<\/a><\/figure>\n
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\u5728\u62d3\u6251\u56fe\u7684\u5236\u4f5c\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u4f1a\u4f7f\u7528\u81ea\u52a8\u5e03\u5c40\u6765\u8fdb\u884c\u521d\u59cb\u5e03\u5c40\u64cd\u4f5c\u3002\u7136\u800c\uff0c\u81ea\u52a8\u5e03\u5c40\u5e76\u975e\u4e07\u80fd\u826f\u836f\uff0c\u65e0\u6cd5\u5728\u6240\u6709\u60c5\u51b5\u4e0b\u90fd\u5b8c\u5168\u8fbe\u5230\u6211\u4eec\u7684\u9884\u671f\u6548\u679c\u3002\u56e0\u6b64\uff0c\u901a\u5e38\u5728\u81ea\u52a8\u5e03\u5c40\u4e4b\u540e\uff0c\u6211\u4eec\u4e5f\u4f1a\u5bf9\u56fe\u7eb8\u8fdb\u884c\u4e00\u4e9b\u624b\u52a8\u5fae\u8c03\uff0c\u4ee5\u8fbe\u5230\u4f18\u8d28\u7684\u5c55\u793a\u6548\u679c\u3002<\/p>\n
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\"\"<\/a><\/figure>\n
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\u4ee5\u4e0a\u56fe\u793a\u4f8b\u4e3a\u4f8b\uff0c\u56fe\u5185\u62d3\u6251\u662f\u4ece\u5de6\u5230\u53f3\u5e03\u5c40\u7684\u6548\u679c\u3002\u5c3d\u7ba1\u8282\u70b9\u4e4b\u95f4\u5448\u7b80\u5355\u7684\u6811\u5f62\u5c42\u6b21\u5173\u7cfb\uff0c\u4f46\u8282\u70b9\u4f4d\u7f6e\u9519\u843d\u4e0d\u9f50\uff0c\u5e76\u4e14\u9700\u8981\u4f7f\u7528\u591a\u79cd\u7c7b\u578b\u7684\u8fde\u7ebf\uff0c\u6240\u4ee5\u5355\u7eaf\u4f7f\u7528\u81ea\u52a8\u5e03\u5c40\u8fbe\u4e0d\u5230\u9884\u671f\u7684\u6548\u679c\u3002\u63a5\u4e0b\u6765\u7b80\u5355\u4ecb\u7ecd\u4e00\u4e0b\u8fd9\u4e2a demo \u7684\u5b9e\u73b0\u6b65\u9aa4\uff1a<\/p>\n
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1.<\/em><\/p>\n
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\u5728\u56fe\u7eb8\u4e0a\u521b\u5efa\u597d\u8282\u70b9\u5e76\u8bbe\u5b9a\u8282\u70b9\u4e4b\u95f4\u7684\u8fde\u7ebf\u5173\u7cfb\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u81ea\u52a8\u5e03\u5c40\u6765\u8fdb\u884c\u521d\u59cb\u5e03\u5c40\u64cd\u4f5c\u3002\u5728\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5e0c\u671b\u5c55\u793a\u4e00\u4e2a\u4ece\u5de6\u5230\u53f3\u7684\u5e03\u5c40\uff0c\u8fd9\u65f6\u53ef\u4ee5\u4f7f\u7528\u81ea\u52a8\u5e03\u5c40\u5de5\u5177\u4e2d\u7684\u671d\u4e1c\u5e03\u5c40(towardeast)\u6765\u5b9e\u73b0\u8fd9\u4e00\u6548\u679c\u3002\u8bbe\u7f6e\u81ea\u52a8\u5e03\u5c40\u7684\u76f8\u5173\u4ee3\u7801\uff1a<\/p>\n
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let autoLayout = new ht.layout.AutoLayout(view, {\n        gap: 30\n});\nlayout(false);\nfunction layout(animate) {\n    autoLayout.setAnimate(animate);\n    autoLayout.layout('towardeast', function () {\n        view.fitContent(animate);\n    });\n}<\/code><\/pre>\n
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\"\"<\/a><\/figure>\n
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\u671d\u4e1c\u5e03\u5c40(towardeast)\u4ec5\u9002\u7528\u4e8e\u6811\u5f62\u5c42\u6b21\u7ed3\u6784\u3002\u5982\u679c\u56fe\u7eb8\u4e2d\u5b58\u5728\u975e\u6811\u5f62\u5c42\u6b21\u7ed3\u6784\u7684\u8fde\u7ebf\uff0c\u5728\u521d\u59cb\u5e03\u5c40\u65f6\u53ef\u4ee5\u5148\u4e0d\u8fdb\u884c\u8fde\u7ebf\u64cd\u4f5c\uff0c\u5f85\u81ea\u52a8\u5e03\u5c40\u5b8c\u6210\u540e\u518d\u521b\u5efa\u76f8\u5e94\u7684\u8fde\u7ebf\u3002<\/p>\n
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2.<\/em><\/p>\n
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\u624b\u52a8\u8c03\u6574\u8282\u70b9\u7684\u4f4d\u7f6e\uff1a\u5728\u83b7\u53d6\u5230\u8282\u70b9\u540e\uff0c\u901a\u8fc7 node.setPosition ({x: 100, y: 100}) \u65b9\u6cd5\u91cd\u65b0\u8bbe\u7f6e\u5176\u4f4d\u7f6e\u3002\u6700\u7ec8\u53ef\u4ee5\u5f97\u5230\u5982\u4e0b\u7684\u6548\u679c\u56fe\uff1a<\/p>\n
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\"\"<\/a><\/figure>\n
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3.<\/em><\/p>\n
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\u7ecf\u8fc7\u6b65\u9aa4 2 \u540e\uff0c\u6574\u4f53\u62d3\u6251\u4ecd\u663e\u6742\u4e71\u3002\u6b64\u65f6\uff0c\u53ef\u4ee5\u6839\u636e\u8282\u70b9\u7684\u4f4d\u7f6e\u7b49\u56e0\u7d20\uff0c\u8c03\u6574\u8fde\u7ebf\u7684\u7c7b\u578b\u3001\u95f4\u8ddd\u548c\u951a\u70b9\u7b49\u5c5e\u6027\u3002<\/strong>\u540c\u65f6\uff0c\u8fd8\u53ef\u4ee5\u4fee\u6539\u8fde\u7ebf\u7684\u989c\u8272\u548c\u5bbd\u5ea6\u7b49\u6837\u5f0f\u5c5e\u6027\uff0c\u4ee5\u5b9e\u73b0\u7406\u60f3\u6548\u679c\u3002\u8c03\u6574\u5b8c\u6210\u540e\u7684\u6548\u679c\u5982\u4e0b\uff1a<\/p>\n
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\"\"<\/a><\/figure>\n
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4.<\/em><\/p>\n
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\u6700\u540e\u518d\u52a0\u4e0a\u4e00\u4e9b\u6587\u672c\u5185\u5bb9\uff0c\u4e00\u4e2a\u5b8c\u6574\u7684\u62d3\u6251\u56fe\u5c31\u5b8c\u6210\u4e86\u3002<\/p>\n
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\"\"<\/a><\/figure>\n
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\u81ea\u52a8\u5e03\u5c40\u5728 3D \u4e2d\u7684\u8fd0\u7528<\/h2>\n
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\u968f\u7740 OpenGL \u548c WebGL \u7b49\u56fe\u5f62\u6280\u672f\u7684\u53d1\u5c55\uff0c3D \u89c6\u89c9\u8868\u8fbe\u65b9\u5f0f\u8d8a\u6765\u8d8a\u53d7\u5230\u91cd\u89c6\u3002\u62d3\u6251\u56fe\u7684\u5448\u73b0\u65b9\u5f0f\u4e5f\u4ece\u4f20\u7edf\u7684 2D \u5c55\u793a\u9010\u6e10\u8f6c\u5411\u66f4\u7acb\u4f53\u548c\u52a8\u6001\u7684 3D \u5c55\u73b0\u3002\u56fe\u6251 HT \u7684\u81ea\u52a8\u5e03\u5c40\u529f\u80fd\u4e0d\u4ec5\u5728 2D \u4e2d\u5e7f\u6cdb\u5e94\u7528\uff0c\u5728 3D \u4e2d\u4e5f\u540c\u6837\u9002\u7528\u3002<\/p>\n
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\u65e0\u8bba\u662f\u5728 2D \u8fd8\u662f 3D \u73af\u5883\u4e2d\uff0c\u81ea\u52a8\u5e03\u5c40\u7684\u4f7f\u7528\u65b9\u5f0f\u90fd\u662f\u4e00\u81f4\u7684\u3002\u5728 3D \u73af\u5883\u4e2d\uff0c\u81ea\u52a8\u5e03\u5c40\u5b9e\u9645\u4e0a\u8bbe\u7f6e\u7684\u662f 3D \u5750\u6807\u4e2d\u7684 xz \u5e73\u9762\u3002\u5bf9\u4e8e 3D \u573a\u666f\u4e2d\u72ec\u6709\u7684\u7684 y \u8f74\uff0c\u5219\u9700\u8981\u901a\u8fc7 node.setElevation(elevation) \u65b9\u6cd5\u6765\u8fdb\u884c\u8bbe\u7f6e\u3002<\/p>\n
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\u53ea\u8bbe\u7f6e\u4e86\u81ea\u52a8\u5e03\u5c40\u4ea7\u751f\u7684\u6548\u679c\u5982\u4e0b\uff1a<\/p>\n
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\"\"<\/a><\/figure>\n
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\u6839\u636e\u5c42\u7ea7\u8bbe\u7f6e\u4e0d\u540c y \u8f74\u5750\u6807\u4ea7\u751f\u7684\u6548\u679c\uff1a<\/p>\n
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\"\"<\/a><\/figure>\n
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\u5f39\u529b\u5e03\u5c40<\/h2>\n
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\u5f39\u529b\u5e03\u5c40\u53c8\u79f0\u4e4b\u4e3a\u5bfc\u5411\u5e03\u5c40<\/strong>\uff0c\u6839\u636e\u8282\u70b9\u4e4b\u95f4\u7684\u65a5\u529b\u3001\u76f8\u4e92\u8fde\u63a5\u7684\u8282\u70b9\u4e4b\u95f4\u5b58\u5728\u5728\u5f15\u529b\u8fd0\u884c\uff0c\u5e76\u4e14\u4f1a\u9010\u6e10\u8fbe\u5230\u6536\u655b\u7a33\u5b9a\u7684\u5e73\u8861\u72b6\u6001\u3002\u5f39\u529b\u5e03\u5c40\u5177\u6709\u6307\u5411\u6027\uff0c\u901a\u5e38\u7528\u4e8e\u6807\u8bc6\u7269\u4e0e\u7269\u3001\u4eba\u4e0e\u4eba\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c<\/strong>\u8fd9\u79cd\u5e03\u5c40\u65b9\u5f0f\u7279\u522b\u6709\u52a9\u4e8e\u8868\u8fbe\u5143\u7d20\u4e4b\u95f4\u7684\u5173\u8054\u6027\u548c\u4f9d\u8d56\u6027<\/strong>\uff0c\u4f7f\u7528\u6237\u76f4\u89c2\u5730\u89c2\u5bdf\u5230\u5404\u4e2a\u5143\u7d20\u4e4b\u95f4\u7684\u4ea4\u4e92\u548c\u8054\u7cfb\u3002<\/p>\n
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\u63a5\u4e0b\u6765\u7528\u4e00\u4e2a\u793a\u4f8b\u6765\u6f14\u793a\u5f39\u529b\u5e03\u5c40\u7684\u5b9e\u73b0\u8fc7\u7a0b\uff0c\u793a\u4f8b\u6548\u679c\u5982\u4e0b\uff1a<\/p>\n
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\"\"<\/a><\/figure>\n
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\"\"<\/a><\/figure>\n
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\u5728\u56fe\u7eb8\u4e0a\u521b\u5efa\u597d\u8282\u70b9\u5e76\u8bbe\u7f6e\u597d\u8282\u70b9\u95f4\u7684\u8fde\u7ebf\u5173\u7cfb\u540e\uff0c\u5c31\u53ef\u6dfb\u52a0\u5f39\u529b\u5e03\u5c40\u76f8\u5173\u4ee3\u7801\u3002\u5728\u5b9e\u4f8b\u5316 ht.layout.ForceLayout \u65f6\uff0c\u53ef\u4ee5\u4f20\u5165 DataModel \u3001GraphView \u548c Graph3dView \u4e09\u79cd\u53c2\u6570\u3002\u9ed8\u8ba4\u4ec5\u5bf9\u672a\u9009\u4e2d\u56fe\u5143\u8fdb\u884c\u5e03\u5c40\uff0c\u5982\u679c\u53c2\u6570\u4e3a GraphView \u548c Graph3dView \u65f6\uff0c\u5219\u89c6\u56fe\u7ec4\u4ef6\u7684 isMovable \u548c isVisible \u51fd\u6570\u5c06\u5f71\u54cd\u56fe\u5143\u662f\u5426\u53ef\u5e03\u5c40\uff0c\u56fe\u5143 style \u4e0a\u7684 layoutable \u5c5e\u6027\u4e5f\u53ef\u8bbe\u4e3a false \u963b\u6b62\u56fe\u5143\u53c2\u4e0e\u5e03\u5c40\u3002<\/p>\n
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const forceLayout = new ht.layout.ForceLayout(view);\nforceLayout.start(); \/\/ \u542f\u52a8\u5f39\u529b\u5e03\u5c40\nforceLayout.setNodeRepulsion(0.7) \/\/ \u8bbe\u7f6e\u8282\u70b9\u95f4\u65a5\u529b\uff0c\u503c\u8d8a\u5927\u8282\u70b9\u95f4\u65a5\u529b\u8d8a\u5927\uff0c\u8282\u70b9\u5e03\u5c40\u8d8a\u5206\u6563\u3002\nforceLayout.setEdgeRepulsion(0.7) \/\/ \u8bbe\u7f6e\u8282\u70b9\u95f4\u65a5\u529b\uff0c\u503c\u8d8a\u5927\u8fde\u7ebf\u8282\u70b9\u95f4\u65a5\u529b\u8d8a\u5927\uff0c\u8fde\u7ebf\u8282\u70b9\u5e03\u5c40\u8d8a\u5206\u6563\u3002\nview.setZoom(0.38); \/\/ \u8bbe\u7f6e\u56fe\u7eb8\u7f29\u653e\u503c<\/code><\/pre>\n
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\u5728 3D \u4e2d\u4e5f\u53ef\u4f7f\u7528 ht.layout.Force3dLayout \u7c7b\u6765\u8bbe\u7f6e\u5f39\u529b\u5e03\u5c40\uff0c\u5177\u4f53\u8bbe\u7f6e\u65b9\u5f0f\u540c ht.layout.ForceLayout\u3002<\/p>\n
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\u672c\u6b21\u4e5f\u51c6\u5907\u4e86\u4e00\u4e2a3D \u5f39\u529b\u5e03\u5c40\u7684\u6848\u4f8b\uff0c\u6848\u4f8b\u5730\u5740\uff1a\u300c\u94fe\u63a5\u300d<\/a><\/p>\n
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\"\"<\/a><\/figure>\n
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\u60a8\u53ef\u4ee5\u81f3\u56fe\u6251\u8f6f\u4ef6\u5b98\u7f51\u67e5\u770b\u66f4\u591a\u6848\u4f8b\u53ca\u6548\u679c\uff1a<\/p>\n
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\u56fe\u6251\u8f6f\u4ef6 – \u6784\u5efa\u5148\u8fdb 2D \u548c 3D \u53ef\u89c6\u5316\u6240\u9700\u8981\u7684\u4e00\u5207<\/a><\/p>\n
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