Hierarchica graph drawing using genetic algorithms. We start with a hierarchical graph containing multiple layers and we create a group of chromozoms from the input layered graph. We have inter-layer and intra-layer crossing. We use the minimum edge

画矩形圆形点支线等 输出图层文件 画折线 多边形-Draw a rectangle round-point document feeder layers such as the output polygon polyline drawing

用于标注序号的程序 希望能够对大家的绘图工作有所帮助 用于标注序号的LISP程序 序号可以自动累计标注 必须在图形中设置6图层用于标注 系统中应该有"gbeitc","gbcbig"字体，如果没有请予以更改- Number of procedures for labeling hope to be able to help the work of drawing marked serial number for LISP program cumul

简单理了一下 OL3 的图层体系，目的是为了以后在开发过程中如何管理图层（添加、 删除、显示控制），如何在临时图层上添加自己的要素（方便在查询、定位、绘图等功能中 使用），其他的结构在本篇幅中并不涉及，从顶层至下依次介绍(A simple look at the OL3 layer system is designed to manage the layers in the future. Delete, display control), how to add your own elem