摘要
分析了工业自动化监控软件中趋势图形的要求和不同的解决方案。针对方案三,介绍了专业图形组件ProEssentials,分析了其特点、接口和数据结构,给出了其使用方法和具体步骤。工程应用中开发工具采用VC6,使用该组件的DLL接口。结合钢铁公司连铸机模型系统等工程应用中的实时趋势和历时趋势要求,分析了实现方法。该方法成功应用于多个工程应用中,取得良好效果。
This paper addresses an implementation of tread/line charts of industrial automation software.Firstly,the demands ot trend/line charts of automation software are presented,and the general solutions are given too.Then ProEssentials,a professional chart custom control for developers,is introduced,and the properties,data structures,APIs,and developing methods are presented.The industrial application,developed with VC,show its usage.The applications demonstrated that proessentials is a valuable developing tool for automation software development.
出处
《工业控制计算机》
2006年第8期42-44,共3页
Industrial Control Computer
