org.mapfish.print.map

Class Scale

java.lang.Object

org.mapfish.print.map.Scale

public final class Scale
extends java.lang.Object

Represent a scale denominator. For example 1:10'000m which means 1 meter on the paper represent 10'000m on the ground.

Constructor Summary

Constructors

Constructor and Description
Scale(double denominator) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(java.lang.Object o)
static Scale	fromResolution(double resolution, org.opengis.referencing.crs.CoordinateReferenceSystem projection, double dpi) Construct a scale object from a resolution.
double	getDenominator()
int	hashCode()
double	toResolution(org.opengis.referencing.crs.CoordinateReferenceSystem projection, double dpi) Calculate the resolution for this scale.
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Scale

public Scale(double denominator)

Constructor.

Parameters:

denominator - the scale denominator. a value of 1'000 would be a scale of 1:1'000

Method Detail

getDenominator

public double getDenominator()

toResolution

public double toResolution(@Nonnull
                  org.opengis.referencing.crs.CoordinateReferenceSystem projection,
                  double dpi)

Calculate the resolution for this scale.

Parameters:

projection - the projection to perform the calculation in

dpi - the dpi of the display device.

fromResolution

public static Scale fromResolution(double resolution,
                   @Nonnull
                   org.opengis.referencing.crs.CoordinateReferenceSystem projection,
                   double dpi)

Construct a scale object from a resolution.

Parameters:

resolution - the resolution of the map

projection - the projection of the map

dpi - the dpi of the display device.

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object