基于JAVA的工程图学网络图形平台的开发

Development of Engineering Graphics Network Graphic Flat Based on JAVA

根据网络化教学的思想,阐述了一种基于JAVA体系的,以教学为目的的工程图学网络图形平台的设计。介绍了图形平台主要功能及其实现,包括网络功能、绘图功能、捕捉功能、编辑功能和自动批改功能,以及一些难点及其解决方案,如DXF文件信息的提取、图形数据的预处理、求交运算中的运算结构,并介绍了图形平台与工程图学网络课件系统的集成方案。

According to the idea of net worked teaching, it sets forth a design of engineering graphics network graphic flat which aims at teaching and is based on JAVA. It introduces the main functions and realizations of the graphic flat, including network function, drawing function, snap function, edit function and automatic exercise assignment. It also introduces some difficulties and their resolve methods, such as reading the information of DXF files, pretreatment of graphics data, operation structure of getting points of intersection and introduces the scheme of integrating graphic flat into engineering graphics network courseware system.