java.lang.Object
- org.apache.tools.ant.ProjectComponent
- - org.apache.tools.ant.types.DataType
  - - org.apache.tools.ant.types.optional.image.ImageOperation
    - - org.apache.tools.ant.types.optional.image.TransformOperation
      - org.apache.tools.ant.types.optional.image.Scale

All Implemented Interfaces:: java.lang.Cloneable, DrawOperation

public class Scale
extends TransformOperation
implements DrawOperation

See Also:: Image

Nested Class Summary

Nested Classes
Modifier and Type Class Description

static class Scale.ProportionsAttribute
Enumerated class for proportions attribute.

Field Summary
- Fields inherited from class org.apache.tools.ant.types.optional.image.ImageOperation
  instructions
- Fields inherited from class org.apache.tools.ant.types.DataType
  checked, ref
- Fields inherited from class org.apache.tools.ant.ProjectComponent
  description, location, project

Constructor Summary

Constructors
Constructor Description

Scale()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`PlanarImage`	`executeDrawOperation()`	Abstract method which is intended to create an image buffer and return it so it can be drawn into another object.
`PlanarImage`	`executeTransformOperation(PlanarImage image)`	Performs the transformations.
`float`	`getHeight()`	Get the height.
`float`	`getWidth()`	Get the width.
`PlanarImage`	`performScale(PlanarImage image)`	Scale an image.
`void`	`setHeight(java.lang.String height)`	Sets the height of the image, either as an integer or a %.
`void`	`setProportions(Scale.ProportionsAttribute pa)`	Sets the behaviour regarding the image proportions.
`void`	`setWidth(java.lang.String width)`	Sets the width of the image, either as an integer or a %.

Methods inherited from class org.apache.tools.ant.types.optional.image.TransformOperation
addRectangle

Methods inherited from class org.apache.tools.ant.types.optional.image.ImageOperation
addDraw, addRotate, addScale, addText

Methods inherited from class org.apache.tools.ant.types.DataType
checkAttributesAllowed, checkChildrenAllowed, circularReference, clone, dieOnCircularReference, dieOnCircularReference, dieOnCircularReference, getCheckedRef, getCheckedRef, getCheckedRef, getCheckedRef, getCheckedRef, getDataTypeName, getRefid, invokeCircularReferenceCheck, isChecked, isReference, noChildrenAllowed, pushAndInvokeCircularReferenceCheck, setChecked, setRefid, tooManyAttributes, toString

Methods inherited from class org.apache.tools.ant.ProjectComponent
getDescription, getLocation, getProject, log, log, setDescription, setLocation, setProject

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

- Constructor Detail
  - Scale
```
public Scale()
```
- Method Detail
  - setProportions
```
public void setProportions(Scale.ProportionsAttribute pa)
```
    Sets the behaviour regarding the image proportions.
    
    Parameters:
    
    pa - the enumerated value.
  - setWidth
```
public void setWidth(java.lang.String width)
```
    Sets the width of the image, either as an integer or a %. Defaults to 100%.
    
    Parameters:
    
    width - the value to use.
  - setHeight
```
public void setHeight(java.lang.String height)
```
    Sets the height of the image, either as an integer or a %. Defaults to 100%.
    
    Parameters:
    
    height - the value to use.
  - getWidth
```
public float getWidth()
```
    Get the width.
    
    Returns:
    
    the value converted from the width string.
  - getHeight
```
public float getHeight()
```
    Get the height.
    
    Returns:
    
    the value converted from the height string.
  - performScale
```
public PlanarImage performScale(PlanarImage image)
```
    Scale an image.
    
    Parameters:
    
    image - the image to scale.
    
    Returns:
    
    the scaled image.
  - executeTransformOperation
```
public PlanarImage executeTransformOperation(PlanarImage image)
```
    Performs the transformations..
    
    Specified by:
    
    executeTransformOperation in class TransformOperation
    
    Parameters:
    
    image - The image to perform the transformation on.
    
    Returns:
    
    the transformed image.
  - executeDrawOperation
```
public PlanarImage executeDrawOperation()
```
    Abstract method which is intended to create an image buffer and return it so it can be drawn into another object. Use an Alpha channel for a "transparent" background..
    
    Specified by:
    
    executeDrawOperation in interface DrawOperation
    
    Returns:
    
    a planar image

Class Scale

Nested Class Summary

Field Summary

Fields inherited from class org.apache.tools.ant.types.optional.image.ImageOperation

Fields inherited from class org.apache.tools.ant.types.DataType

Fields inherited from class org.apache.tools.ant.ProjectComponent

Constructor Summary

Method Summary

Methods inherited from class org.apache.tools.ant.types.optional.image.TransformOperation

Methods inherited from class org.apache.tools.ant.types.optional.image.ImageOperation

Methods inherited from class org.apache.tools.ant.types.DataType

Methods inherited from class org.apache.tools.ant.ProjectComponent

Methods inherited from class java.lang.Object

Constructor Detail

Scale

Method Detail

setProportions

setWidth

setHeight

getWidth

getHeight

performScale

executeTransformOperation

executeDrawOperation