| | |
| | | /** |
| | | * 转化为弧度(rad) |
| | | */ |
| | | private static double rad(double d) |
| | | { |
| | | private static double rad(double d) { |
| | | return d * Math.PI / 180.0; |
| | | } |
| | | |
| | |
| | | * 保留2位小数 |
| | | */ |
| | | public static double round2(double d) { |
| | | return ((long)(d * 100)) / 100D; |
| | | return ((long) (d * 100)) / 100D; |
| | | } |
| | | |
| | | /** |
| | | * 保留6位小数 |
| | | */ |
| | | public static double round6(double d) { |
| | | return ((long)(d * 1000000)) / 1000000D; |
| | | return ((long) (d * 1000000)) / 1000000D; |
| | | } |
| | | |
| | | /** |
| | |
| | | /** |
| | | * 计算角度2 |
| | | */ |
| | | public static double getAngle2(double x1, double y1, double x2, double y2){ |
| | | public static double getAngle2(double x1, double y1, double x2, double y2) { |
| | | try { |
| | | DirectPosition2D p1 = new DirectPosition2D( x1, y1); |
| | | DirectPosition2D p1 = new DirectPosition2D(x1, y1); |
| | | DirectPosition2D p2 = new DirectPosition2D(x2, y2); |
| | | |
| | | GeodeticCalculator gc = new GeodeticCalculator(); |
| | |
| | | double angle = gc.getAzimuth(); |
| | | |
| | | return round2(angle); |
| | | }catch (Exception ex){ |
| | | } catch (Exception ex) { |
| | | return 0; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 获取坐标 |
| | | * |
| | | * @param su |
| | | * @return |
| | | */ |
| | |
| | | |
| | | /** |
| | | * 计算经度 |
| | | * |
| | | * @param @param x |
| | | * @param @param y |
| | | * @param @return 参数 |
| | |
| | | |
| | | /** |
| | | * 计算维度 |
| | | * |
| | | * @param @param x |
| | | * @param @param y |
| | | * @param @return 参数 |
| | |
| | | } |
| | | |
| | | /** |
| | | * 计算X、Y值的矩形框 |
| | | */ |
| | | public static List<Coordinate> calcRect(double x, double y) { |
| | | double buffer = 10; |
| | | List<Coordinate> list = new ArrayList<>(); |
| | | // |
| | | |
| | | return list; |
| | | } |
| | | |
| | | /** |
| | | * @param @return 参数 |
| | | * @return Double 返回类型 |
| | | * @throws |