map scale mapping of source code, demonstration of a wide range of map scale

计算章动 岁差 极移的C++程序 输入北京时间，自动转换儒略日，儒略世纪，并计算章动 岁差 极移等

VS2005 CSharp 开发的Geomedia定制能够程序，Geomedia版本V6.0.34.57，如果为其他版本，需重现加载引用，并注释掉MainFrm中以下内容： using AxMapviewLib = AxIntergraph.GeoMedia.MapviewLib using AxGMNorthArrowLib = AxIntergraph.GeoMedia.GMNorthArrowLib using AxGMScaleBarLib = AxIntergraph.GeoMedia.GMScaleBarLib using PClient = Intergraph.GeoMedia.PClient using PView = Intergraph.GeoMedia.PView using MapviewLib = Intergraph.GeoMedia.MapviewLib using PCSS = Intergraph.GeoMedia.PCSS using PDBPipe =Intergraph.GeoMedia.PDBPipe using GDO = Intergraph.GeoMedia.GDO -VS2005 CSharp development of the customized to Geomedia procedures, Geomedia V6.0.34.57 version, and if other versions need to return loading invoked, MainFrm China and comment out the following : using AxMapviewLib = AxIntergraph.GeoMedia. MapviewLib using AxGMNorthArrowLib = AxInter graph.GeoMedia.GMNorthArrowLib using AxGMS caleBarLib = AxIntergraph.GeoMedia.GMScale BarLib using PClient = Intergraph.GeoMedia.P Client using PView = Intergraph.GeoMedia

开关量控制应用，利用板卡控制外部设备，性能可靠

arcgis server9.2客户端js说明手册-arcgis server9.2 client js instruction manual

数据格式转换软件vc源码，GIS的vc源码-Data format conversion software vc source, GIS" s

Natural Resources Database GIS源代码-Natural Resources Database GIS source code

实现空间分析、属性查询、框架设计等

一个使用MapBasic语言编写的生成MapInfo公司Tab格式的地图图层示例-Using MapBasic language generation MapInfo Corporation Tab format map layer sample

这是个GIS程序，能够实现比例尺放大、缩小、全屏显示，以及在状态栏显示时间和鼠标位置，以及自建一个CDIALOGBAR，来实现画笔的线形和粗细。-This is a GIS procedures, the scale can be achieved to zoom, full-screen display, and the status bar shows the time and location of the mouse, and a self CDIALOGBAR to achieve the linear brush and thickness.

功能： 反查汉字的区位码，或逐区显示汉字。 说明： 在源代码中，不仅演示了GB内码的操作，还演示了drag-drop功能的实现。-functions : anti-Chinese investigation in an area code, or case-by-district shows Chinese characters. Description : In the source code, not only demonstrated the GB internal codes, the operation also demonstrated a drag-drop performance.