Rectangle

java.lang.Object
- edu.umn.cs.spatialHadoop.core.Rectangle

All Implemented Interfaces:

Shape, TextSerializable, java.lang.Cloneable

Direct Known Subclasses:

CellInfo, GridInfo, NASADataset, NASARectangle, SpatialAlgorithms.RectangleID
```
public class Rectangle
extends java.lang.Object
implements Shape
```
A class that holds coordinates of a rectangle. For predicate test functions (e.g. intersection), the rectangle is considered open-ended. This means that the right and top edge are outside the rectangle.

Author:

Ahmed Eldawy

Field Summary

Fields
Modifier and Type Field and Description

double x1

double x2

double y1

double y2

Fields
Modifier and Type	Field and Description
`double`	`x1`
`double`	`x2`
`double`	`y1`
`double`	`y2`

Constructor Summary

Constructors
Constructor and Description
`Rectangle()`
`Rectangle(double x1, double y1, double x2, double y2)`
`Rectangle(Rectangle r)` Constructs a new `Rectangle`, initialized to match the values of the specified `Rectangle`.

Method Summary

Methods
Modifier and Type	Method and Description
`Rectangle`	`buffer(double dw, double dh)`
`Rectangle`	`clone()` Returns a clone of this shape
`int`	`compareTo(Rectangle r2)`
`int`	`compareTo(Shape s)` Comparison is done by lexicographic ordering of attributes < x1, y1, x2, y2>
`boolean`	`contains(double x, double y)`
`boolean`	`contains(double rx1, double ry1, double rx2, double ry2)`
`boolean`	`contains(Point p)`
`boolean`	`contains(Rectangle r)`
`double`	`distanceTo(double px, double py)` Gets the distance of this shape to the given point.
`void`	`draw(java.awt.Graphics g, double xscale, double yscale)` Draws the shape to the given graphics and scale.
`void`	`draw(java.awt.Graphics g, Rectangle fileMBR, int imageWidth, int imageHeight, double scale)` Draws a shape to the given graphics.
`boolean`	`equals(java.lang.Object obj)`
`void`	`expand(Shape s)`
`void`	`fromText(Text text)` Retrieve information from the given text.
`Point`	`getCenterPoint()`
`double`	`getHeight()`
`Rectangle`	`getIntersection(Shape s)`
`double`	`getMaxDistance(Rectangle r2)`
`double`	`getMaxDistanceTo(double px, double py)` Maximum distance to the perimeter of the Rectangle
`Rectangle`	`getMBR()` Returns minimum bounding rectangle for this shape.
`double`	`getMinDistance(Rectangle r2)`
`double`	`getMinDistanceTo(double px, double py)`
`double`	`getWidth()`
`void`	`invalidate()`
`boolean`	`isIntersected(Shape s)` Returns true if this shape is intersected with the given shape
`boolean`	`isValid()`
`void`	`readFields(java.io.DataInput in)`
`void`	`set(double x1, double y1, double x2, double y2)`
`void`	`set(Shape s)`
`java.lang.String`	`toString()`
`Text`	`toText(Text text)` Store current object as string in the given text appending text already there.
`Rectangle`	`translate(double dx, double dy)` Returns a new rectangle after tanslating with the given amount
`Rectangle`	`union(Shape s)`
`void`	`write(java.io.DataOutput out)`

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

- Field Detail
  - x1
```
public double x1
```
  - y1
```
public double y1
```
  - x2
```
public double x2
```
  - y2
```
public double y2
```
- Constructor Detail
  - Rectangle
```
public Rectangle()
```
  - Rectangle
```
public Rectangle(Rectangle r)
```
    Constructs a new Rectangle, initialized to match the values of the specified Rectangle.
    
    Parameters:
    r - the Rectangle from which to copy initial values to a newly constructed Rectangle
    Since:
    
    1.1
  - Rectangle
```
public Rectangle(double x1,
         double y1,
         double x2,
         double y2)
```
- Method Detail
  - set
```
public void set(Shape s)
```
  - set
```
public void set(double x1,
       double y1,
       double x2,
       double y2)
```
  - write
```
public void write(java.io.DataOutput out)
           throws java.io.IOException
```
    Throws:
    
    java.io.IOException
  - readFields
```
public void readFields(java.io.DataInput in)
                throws java.io.IOException
```
    Throws:
    
    java.io.IOException
  - compareTo
```
public int compareTo(Shape s)
```
    Comparison is done by lexicographic ordering of attributes < x1, y1, x2, y2>
  - equals
```
public boolean equals(java.lang.Object obj)
```
    Overrides:
    
    equals in class java.lang.Object
  - distanceTo
```
public double distanceTo(double px,
                double py)
```
    Description copied from interface: Shape
    
    Gets the distance of this shape to the given point.
    
    Specified by:
    
    distanceTo in interface Shape
    
    Returns:
  - getMaxDistanceTo
```
public double getMaxDistanceTo(double px,
                      double py)
```
    Maximum distance to the perimeter of the Rectangle
    
    Parameters:
    px -
    py -
    
    Returns:
  - getMinDistanceTo
```
public double getMinDistanceTo(double px,
                      double py)
```
  - getMinDistance
```
public double getMinDistance(Rectangle r2)
```
  - getMaxDistance
```
public double getMaxDistance(Rectangle r2)
```
  - clone
```
public Rectangle clone()
```
    Description copied from interface: Shape
    
    Returns a clone of this shape
    
    Specified by:
    
    clone in interface Shape
    
    Overrides:
    
    clone in class java.lang.Object
    
    Returns:
  - getMBR
```
public Rectangle getMBR()
```
    Description copied from interface: Shape
    
    Returns minimum bounding rectangle for this shape.
    
    Specified by:
    
    getMBR in interface Shape
    
    Returns:
  - isIntersected
```
public boolean isIntersected(Shape s)
```
    Description copied from interface: Shape
    
    Returns true if this shape is intersected with the given shape
    
    Specified by:
    
    isIntersected in interface Shape
    
    Returns:
  - getIntersection
```
public Rectangle getIntersection(Shape s)
```
  - contains
```
public boolean contains(Point p)
```
  - contains
```
public boolean contains(double x,
               double y)
```
  - contains
```
public boolean contains(Rectangle r)
```
  - union
```
public Rectangle union(Shape s)
```
  - expand
```
public void expand(Shape s)
```
  - contains
```
public boolean contains(double rx1,
               double ry1,
               double rx2,
               double ry2)
```
  - getCenterPoint
```
public Point getCenterPoint()
```
  - toText
```
public Text toText(Text text)
```
    Description copied from interface: TextSerializable
    
    Store current object as string in the given text appending text already there.
    
    Specified by:
    
    toText in interface TextSerializable
  - fromText
```
public void fromText(Text text)
```
    Description copied from interface: TextSerializable
    
    Retrieve information from the given text.
    
    Specified by:
    
    fromText in interface TextSerializable
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object
  - isValid
```
public boolean isValid()
```
  - invalidate
```
public void invalidate()
```
  - getHeight
```
public double getHeight()
```
  - getWidth
```
public double getWidth()
```
  - compareTo
```
public int compareTo(Rectangle r2)
```
  - draw
```
public void draw(java.awt.Graphics g,
        Rectangle fileMBR,
        int imageWidth,
        int imageHeight,
        double scale)
```
    Description copied from interface: Shape
    
    Draws a shape to the given graphics.
    
    Specified by:
    
    draw in interface Shape
    
    Parameters:
    g - - the graphics or canvas to draw to
    fileMBR - - the MBR of the file in which the shape is contained
    imageWidth - - width of the image to draw
    imageHeight - - height of the image to draw
    scale - - the scale used to convert shape coordinates to image coordinates
  - draw
```
public void draw(java.awt.Graphics g,
        double xscale,
        double yscale)
```
    Description copied from interface: Shape
    
    Draws the shape to the given graphics and scale.
    
    Specified by:
    
    draw in interface Shape
    
    Parameters:
    g - - the graphics to draw the shape to.
    xscale - - scale of the image x-axis in terms of pixels per points.
    yscale - - scale of the image y-axis in terms of pixels per points.
  - buffer
```
public Rectangle buffer(double dw,
               double dh)
```
  - translate
```
public Rectangle translate(double dx,
                  double dy)
```
    Returns a new rectangle after tanslating with the given amount

Class Rectangle

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

x1

y1

x2

y2

Constructor Detail

Rectangle

Rectangle

Rectangle

Method Detail

set

set

write

readFields

compareTo

equals

distanceTo

getMaxDistanceTo

getMinDistanceTo

getMinDistance

getMaxDistance

clone

getMBR

isIntersected

getIntersection

contains

contains

contains

union

expand

contains

getCenterPoint

toText

fromText

toString

isValid

invalidate

getHeight

getWidth

compareTo

draw

draw

buffer

translate