Calculate Angle From : Geometry « 2D Graphics GUI « Java

Home
Java
1.2D Graphics GUI
2.3D
3.Advanced Graphics
4.Ant
5.Apache Common
6.Chart
7.Class
8.Collections Data Structure
9.Data Type
10.Database SQL JDBC
11.Design Pattern
12.Development Class
13.EJB3
14.Email
15.Event
16.File Input Output
17.Game
18.Generics
19.GWT
20.Hibernate
21.I18N
22.J2EE
23.J2ME
24.JDK 6
25.JNDI LDAP
26.JPA
27.JSP
28.JSTL
29.Language Basics
30.Network Protocol
31.PDF RTF
32.Reflection
33.Regular Expressions
34.Scripting
35.Security
36.Servlets
37.Spring
38.Swing Components
39.Swing JFC
40.SWT JFace Eclipse
41.Threads
42.Tiny Application
43.Velocity
44.Web Services SOA
45.XML
Java » 2D Graphics GUI » GeometryScreenshots 
Calculate Angle From
      


import java.awt.Point;

public class Util{
  /** 
   @param obj1X
   @param obj1Y
   @param obj2X
   @param obj2Y
   @return float
   */
  public final static float calculateAngleFrom(float obj1X, float obj1Y, float obj2X, float obj2Y)
  {
    float angleTarget = (floatMath.toDegrees(Math.atan2(obj2Y - obj1Y, obj2X - obj1X));
    if (angleTarget < 0)
      angleTarget = 360 + angleTarget;
    return angleTarget;
  }



}

   
    
    
    
    
    
  
Related examples in the same category
1.Collection of geometry utility methods
2.Unions Rectangle2D
3.Interpolates points given in the 2D plane
4.Returns distance between two sets of coords
5.Returns distance between 3D set of coords
6.Returns closest point on segment to point
7.Returns distance to segment
8.Hexagon demo
9.Implements an Vector in 3D space.
10.Implementation of the 4 dimensional vector.
11.Quaternion
12.Circle shape
13.Geometry Utilities
14.This is a Polygon that allows the user to flip and swap the points along it's axis.
15.Fast trigonometric operationsFast trigonometric operations
16.A class to represent a latitude and longitude
17.An undirected graph that keeps track of connected components (groups).
18.Generates n logarithmically-spaced points between d1 and d2 using the provided base.
19.Returns a dimension where width and height are inside the bounds of the maxWidth and maxHeight parameters
java2s.com  | Contact Us | Privacy Policy
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.