Tag：Topological graph
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Time：2020-9-25
From today on, we will analyze how to build the HTML5 canvas topology application from the most basic, and HT encapsulates a topology graphics component ht.graph.GraphView (hereinafter referred to as GraphView) is the most powerful 2D component in HT framework, and its related class libraries are located in ht.graph Bag. GraphView has the functions of […]
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Time：2020-9-19
In the last article, we drew a GraphView scene, which was built on top of the scene graphView.dm () gets the data container and passes the graphView.dm The () add() function adds two node nodes, and sets the node position through setposition and SETIMAGE to add images to the node; then, it passes the ht.Edge […]
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Time：2020-8-30
preface Two days ago, when I was looking for inspiration on echarts, I saw a lot of examples about maps, such as map positioning, etc., but it seemed that there was no subway route map, so I spent some time working out this interactive subway route map Demo, the point on the subway line is […]
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Time：2020-4-18
Our last “real time data communication synchronization of webgl 3D topology map based on websocket (I)” mainly explained how to build a real-time data communication server, and how the client and the server communicate. We believe that through the previous explanation, together with the data storage of the database, we can realize a simple version […]
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Time：2020-3-3
Design sketch: Based on d3-v5, it relies on dagre-d3 and directly accesses the code: <!DOCTYPE html> <html lang=”en”> <head> <meta charset=”UTF-8″> <meta name=”viewport” content=”width=device-width, initial-scale=1.0″> <meta http-equiv=”X-UA-Compatible” content=”ie=edge”> <title>Document</title> <style> svg { border: 1px solid darkcyan; } /*Topology — start*/ /*Node status color*/ g.type-current>circle { fill: #FFAC27; } g.type-success>circle { fill: #9270CA; } g.type-fail>circle { […]
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Time：2019-12-3
What enterprises are most concerned about in terms of safety isBusiness security、data securityAndSecurity check, this article is to explain my experience and construction of the inspection of the warranty. Different from other construction articles, this paper will give a lot of suggestions and methods for implementation. I hope that enterprises can successfully pass the inspection […]
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Time：2019-11-22
Topology diagram of sync.map Some key points to understand the diagram var expunged = unsafe.Pointer(new(interface{})) type Map struct type readOnly struct type entry struct func (m *Map) Load(key interface{}) (value interface{}, ok bool) func (m *Map) Store(key, value interface{}) func (m *Map) Delete(key interface{}) func (m *Map) Range(f func(key, value interface{}) bool) We need to […]
