摘要：
unit_per_grid：地面实际分辨率unit_per_grid = 512 * Scale / (96 * 4374754)var inchesPerUnit = new Array(1, 12,63360.0,39.3701,39370.1,4374754);function Unit(){} // per pixUnit.PIX = 0; //1 Unit.FEET = 1; //12Unit.MILE = 2; //63360.0Unit.METER = 3; //39.3701Unit.LILOMETER = 4; //39370.1Unit.DEGREE = 5; //4374 阅读全文
posted @ 2011-03-01 11:58 用心计较般般错 安心自守事事宽 阅读(273) 评论(0) 推荐(0) 编辑