mxConnectionConstraint (mxGraph 4.2.1 API Specification)

java.lang.Object
- com.mxgraph.view.mxConnectionConstraint

```
public class mxConnectionConstraint
extends java.lang.Object
```
Defines an object that contains the constraints about how to connect one side of an edge to its terminal.

Field Summary

Fields
Modifier and Type	Field	Description
`protected boolean`	`perimeter`	Boolean that specifies if the point should be projected onto the perimeter of the terminal.
`protected mxPoint`	`point`	Point that specifies the fixed location of the connection point.

Constructor Summary

Constructors
Constructor	Description
`mxConnectionConstraint()`	Constructs an empty connection constraint.
`mxConnectionConstraint(mxPoint point)`	Constructs a connection constraint for the given point.
`mxConnectionConstraint(mxPoint point, boolean perimeter)`	Constructs a new connection constraint for the given point and boolean arguments.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`mxPoint`	`getPoint()`	Returns the point.
`boolean`	`isPerimeter()`	Returns perimeter.
`void`	`setPerimeter(boolean value)`	Sets perimeter.
`void`	`setPoint(mxPoint value)`	Sets the point.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - point
```
protected mxPoint point
```
    Point that specifies the fixed location of the connection point.
  - perimeter
```
protected boolean perimeter
```
    Boolean that specifies if the point should be projected onto the perimeter of the terminal.
- Constructor Detail
  - mxConnectionConstraint
```
public mxConnectionConstraint()
```
    Constructs an empty connection constraint.
  - mxConnectionConstraint
```
public mxConnectionConstraint(mxPoint point)
```
    Constructs a connection constraint for the given point.
  - mxConnectionConstraint
```
public mxConnectionConstraint(mxPoint point,
                              boolean perimeter)
```
    Constructs a new connection constraint for the given point and boolean arguments.
    
    Parameters:
    
    point - Optional mxPoint that specifies the fixed location of the point in relative coordinates. Default is null.
    
    perimeter - Optional boolean that specifies if the fixed point should be projected onto the perimeter of the terminal. Default is true.
- Method Detail
  - getPoint
```
public mxPoint getPoint()
```
    Returns the point.
  - setPoint
```
public void setPoint(mxPoint value)
```
    Sets the point.
  - isPerimeter
```
public boolean isPerimeter()
```
    Returns perimeter.
  - setPerimeter
```
public void setPerimeter(boolean value)
```
    Sets perimeter.