com.itextpdf.layout.element

Class Image

java.lang.Object

com.itextpdf.layout.ElementPropertyContainer

com.itextpdf.layout.element.AbstractElement<Image>

com.itextpdf.layout.element.Image

All Implemented Interfaces:

IElement, ILeafElement, IPropertyContainer, IAccessibleElement

public class Image
extends AbstractElement<Image>
implements ILeafElement, IAccessibleElement

A layout element that represents an image for inclusion in the document model.

Field Summary

Fields

Modifier and Type	Field and Description
protected DefaultAccessibilityProperties	tagProperties
protected PdfXObject	xObject

Fields inherited from class com.itextpdf.layout.element.AbstractElement

childElements, nextRenderer, styles

Fields inherited from class com.itextpdf.layout.ElementPropertyContainer

properties

Constructor Summary

Constructors

Constructor and Description
Image(ImageData img) Creates an Image from an image resource, read in from a file with the iText I/O module.
Image(ImageData img, float left, float bottom) Creates an Image from an image resource, read in from a file with the iText I/O module, on a fixed position.
Image(ImageData img, float left, float bottom, float width) Creates an Image from an image resource, read in from a file with the iText I/O module, with a custom width and on a fixed position.
Image(PdfFormXObject xObject) Creates an Image from a form XObject, the representation of a form in PDF syntax.
Image(PdfFormXObject xObject, float left, float bottom) Creates an Image from a form XObject, the representation of a form in PDF syntax.
Image(PdfImageXObject xObject) Creates an Image from an image XObject, the representation of an image in PDF syntax.
Image(PdfImageXObject xObject, float width) Creates an Image from an image XObject, the representation of an image in PDF syntax, with a custom width.
Image(PdfImageXObject xObject, float left, float bottom) Creates an Image from an image XObject, the representation of an image in PDF syntax, on a fixed position.
Image(PdfImageXObject xObject, float left, float bottom, float width) Creates an Image from an image XObject, the representation of an image in PDF syntax, with a custom width and on a fixed position.

Method Summary

Modifier and Type	Method and Description
AccessibilityProperties	getAccessibilityProperties() Gets the accessibility properties.
float	getImageHeight() Gets height of the image.
float	getImageScaledHeight() Gets scaled height of the image.
float	getImageScaledWidth() Gets scaled width of the image.
float	getImageWidth() Gets width of the image.
UnitValue	getMarginBottom() Gets the current bottom margin width of the image.
UnitValue	getMarginLeft() Gets the current left margin width of the element.
UnitValue	getMarginRight() Gets the current right margin width of the image.
UnitValue	getMarginTop() Gets the current top margin width of the image.
UnitValue	getPaddingBottom() Gets the current bottom padding width of the image.
UnitValue	getPaddingLeft() Gets the current left padding width of the image.
UnitValue	getPaddingRight() Gets the current right padding width of the image.
UnitValue	getPaddingTop() Gets the current top padding width of the image.
UnitValue	getWidth() Gets the width property of the image.
PdfXObject	getXObject() Gets the XObject contained in this image object
protected IRenderer	makeNewRenderer()
Image	scale(float horizontalScaling, float verticalScaling) Scale the image relative to its default size.
Image	scaleAbsolute(float fitWidth, float fitHeight) Scale the image to an absolute size.
Image	scaleToFit(float fitWidth, float fitHeight) Scale the image to an absolute size.
Image	setAutoScale(boolean autoScale) Sets the autoscale property for both width and height.
Image	setAutoScaleHeight(boolean autoScale) Sets the autoscale property for the height of the image.
Image	setAutoScaleWidth(boolean autoScale) Sets the autoscale property for the width of the image.
Image	setFixedPosition(float left, float bottom) Sets values for a absolute repositioning of the Element.
Image	setFixedPosition(int pageNumber, float left, float bottom) Sets values for a absolute repositioning of the Element, on a specific page.
Image	setHeight(float height) Sets the height property of the image, measured in points.
Image	setHeight(UnitValue height) Sets the height property of the image with a UnitValue.
Image	setMarginBottom(float value) Sets the bottom margin width of the image.
Image	setMarginLeft(float value) Sets the left margin width of the element.
Image	setMarginRight(float value) Sets the right margin width of the image.
Image	setMargins(float marginTop, float marginRight, float marginBottom, float marginLeft) Sets the margins around the image to a series of new widths.
Image	setMarginTop(float value) Sets the top margin width of the image.
Image	setMaxHeight(float maxHeight) Sets the max-height property of the image, measured in points.
Image	setMaxHeight(UnitValue maxHeight) Sets the max-height property of the image with a UnitValue.
Image	setMaxWidth(float maxWidth) Sets the max-width property of the image, measured in points.
Image	setMaxWidth(UnitValue maxWidth) Sets the max-width property of the image with a UnitValue.
Image	setMinHeight(float minHeight) Sets the min-height property of the image, measured in points.
Image	setMinHeight(UnitValue minHeight) Sets the min-height property of the image with a UnitValue.
Image	setMinWidth(float minWidth) Sets the min-width property of the image, measured in points.
Image	setMinWidth(UnitValue minWidth) Sets the min-width property of the image with a UnitValue.
Image	setPadding(float commonPadding) Sets all paddings around the image to the same width.
Image	setPaddingBottom(float value) Sets the bottom padding width of the image.
Image	setPaddingLeft(float value) Sets the left padding width of the image.
Image	setPaddingRight(float value) Sets the right padding width of the image.
Image	setPaddings(float paddingTop, float paddingRight, float paddingBottom, float paddingLeft) Sets the paddings around the image to a series of new widths.
Image	setPaddingTop(float value) Sets the top padding width of the image.
Image	setRotationAngle(double radAngle) Sets the rotation radAngle.
Image	setWidth(float width) Sets the width property of the image, measured in points.
Image	setWidth(UnitValue width) Sets the width property of the image with a UnitValue.

Methods inherited from class com.itextpdf.layout.element.AbstractElement

addStyle, createRendererSubTree, getChildren, getProperty, getRenderer, hasProperty, isEmpty, setAction, setNextRenderer, setPageNumber

Methods inherited from class com.itextpdf.layout.ElementPropertyContainer

deleteOwnProperty, getDefaultProperty, getOwnProperty, getSplitCharacters, getStrokeColor, getStrokeWidth, getTextRenderingMode, hasOwnProperty, setBackgroundColor, setBackgroundColor, setBackgroundColor, setBackgroundColor, setBaseDirection, setBold, setBorder, setBorderBottom, setBorderBottomLeftRadius, setBorderBottomRightRadius, setBorderLeft, setBorderRadius, setBorderRight, setBorderTop, setBorderTopLeftRadius, setBorderTopRightRadius, setCharacterSpacing, setDestination, setFixedPosition, setFixedPosition, setFixedPosition, setFixedPosition, setFont, setFont, setFontColor, setFontColor, setFontFamily, setFontFamily, setFontKerning, setFontScript, setFontSize, setHorizontalAlignment, setHyphenation, setItalic, setLineThrough, setOpacity, setProperty, setRelativePosition, setSplitCharacters, setStrokeColor, setStrokeWidth, setTextAlignment, setTextRenderingMode, setUnderline, setUnderline, setUnderline, setUnderline, setWordSpacing

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.itextpdf.layout.element.IElement

createRendererSubTree, getRenderer, setNextRenderer

Methods inherited from interface com.itextpdf.layout.IPropertyContainer

deleteOwnProperty, getDefaultProperty, getOwnProperty, getProperty, hasOwnProperty, hasProperty, setProperty

Field Detail

xObject

protected PdfXObject xObject

tagProperties

protected DefaultAccessibilityProperties tagProperties

Constructor Detail

Image

public Image(PdfImageXObject xObject)

Creates an Image from an image XObject, the representation of an image in PDF syntax.

Parameters:

xObject - an internal PdfImageXObject

Image

public Image(PdfFormXObject xObject)

Creates an Image from a form XObject, the representation of a form in PDF syntax.

Parameters:

xObject - an internal PdfFormXObject

Image

public Image(PdfImageXObject xObject,
             float width)

Creates an Image from an image XObject, the representation of an image in PDF syntax, with a custom width.

Parameters:

xObject - an internal PdfImageXObject

width - a float value

Image

public Image(PdfImageXObject xObject,
             float left,
             float bottom,
             float width)

Creates an Image from an image XObject, the representation of an image in PDF syntax, with a custom width and on a fixed position.

Parameters:

xObject - an internal PdfImageXObject

left - a float value representing the horizontal offset of the lower left corner of the image

bottom - a float value representing the vertical offset of the lower left corner of the image

width - a float value

Image

public Image(PdfImageXObject xObject,
             float left,
             float bottom)

Creates an Image from an image XObject, the representation of an image in PDF syntax, on a fixed position.

Parameters:

xObject - an internal PdfImageXObject

left - a float value representing the horizontal offset of the lower left corner of the image

bottom - a float value representing the vertical offset of the lower left corner of the image

Image

public Image(PdfFormXObject xObject,
             float left,
             float bottom)

Creates an Image from a form XObject, the representation of a form in PDF syntax.

Parameters:

xObject - an internal PdfFormXObject

left - a float value representing the horizontal offset of the lower left corner of the form

bottom - a float value representing the vertical offset of the lower left corner of the form

Image

public Image(ImageData img)

Creates an Image from an image resource, read in from a file with the iText I/O module.

Parameters:

img - an internal representation of the image resource

Image

public Image(ImageData img,
             float left,
             float bottom)

Creates an Image from an image resource, read in from a file with the iText I/O module, on a fixed position.

Parameters:

img - an internal representation of the image resource

left - a float value representing the horizontal offset of the lower left corner of the image

bottom - a float value representing the vertical offset of the lower left corner of the image

Image

public Image(ImageData img,
             float left,
             float bottom,
             float width)

Creates an Image from an image resource, read in from a file with the iText I/O module, with a custom width and on a fixed position.

Parameters:

img - an internal representation of the image resource

left - a float value representing the horizontal offset of the lower left corner of the image

bottom - a float value representing the vertical offset of the lower left corner of the image

width - a float value

Method Detail

getXObject

public PdfXObject getXObject()

Gets the XObject contained in this image object

Returns:

a PdfXObject

setRotationAngle

public Image setRotationAngle(double radAngle)

Sets the rotation radAngle.

Parameters:

radAngle - a value in radians

Returns:

this element

getMarginLeft

public UnitValue getMarginLeft()

Gets the current left margin width of the element.

Returns:

the left margin width, as a UnitValue object

setMarginLeft

public Image setMarginLeft(float value)

Sets the left margin width of the element.

Parameters:

value - the new left margin width

Returns:

this element

getMarginRight

public UnitValue getMarginRight()

Gets the current right margin width of the image.

Returns:

the right margin width, as a UnitValue object

setMarginRight

public Image setMarginRight(float value)

Sets the right margin width of the image.

Parameters:

value - the new right margin width

Returns:

this image

getMarginTop

public UnitValue getMarginTop()

Gets the current top margin width of the image.

Returns:

the top margin width, as a UnitValue object

setMarginTop

public Image setMarginTop(float value)

Sets the top margin width of the image.

Parameters:

value - the new top margin width

Returns:

this image

getMarginBottom

public UnitValue getMarginBottom()

Gets the current bottom margin width of the image.

Returns:

the bottom margin width, as a UnitValue object

setMarginBottom

public Image setMarginBottom(float value)

Sets the bottom margin width of the image.

Parameters:

value - the new bottom margin width

Returns:

this image

setMargins

public Image setMargins(float marginTop,
                        float marginRight,
                        float marginBottom,
                        float marginLeft)

Sets the margins around the image to a series of new widths.

Parameters:

marginTop - the new margin top width

marginRight - the new margin right width

marginBottom - the new margin bottom width

marginLeft - the new margin left width

Returns:

this image

getPaddingLeft

public UnitValue getPaddingLeft()

Gets the current left padding width of the image.

Returns:

the left padding width, as a UnitValue object

setPaddingLeft

public Image setPaddingLeft(float value)

Sets the left padding width of the image.

Parameters:

value - the new left padding width

Returns:

this image

getPaddingRight

public UnitValue getPaddingRight()

Gets the current right padding width of the image.

Returns:

the right padding width, as a UnitValue object

setPaddingRight

public Image setPaddingRight(float value)

Sets the right padding width of the image.

Parameters:

value - the new right padding width

Returns:

this image

getPaddingTop

public UnitValue getPaddingTop()

Gets the current top padding width of the image.

Returns:

the top padding width, as a UnitValue object

setPaddingTop

public Image setPaddingTop(float value)

Sets the top padding width of the image.

Parameters:

value - the new top padding width

Returns:

this image

getPaddingBottom

public UnitValue getPaddingBottom()

Gets the current bottom padding width of the image.

Returns:

the bottom padding width, as a UnitValue object

setPaddingBottom

public Image setPaddingBottom(float value)

Sets the bottom padding width of the image.

Parameters:

value - the new bottom padding width

Returns:

this image

setPadding

public Image setPadding(float commonPadding)

Sets all paddings around the image to the same width.

Parameters:

commonPadding - the new padding width

Returns:

this image

setPaddings

public Image setPaddings(float paddingTop,
                         float paddingRight,
                         float paddingBottom,
                         float paddingLeft)

Sets the paddings around the image to a series of new widths.

Parameters:

paddingTop - the new padding top width

paddingRight - the new padding right width

paddingBottom - the new padding bottom width

paddingLeft - the new padding left width

Returns:

this image

scale

public Image scale(float horizontalScaling,
                   float verticalScaling)

Scale the image relative to its default size.

Parameters:

horizontalScaling - the horizontal scaling coefficient. default value 1 = 100%

verticalScaling - the vertical scaling coefficient. default value 1 = 100%

Returns:

this element

scaleToFit

public Image scaleToFit(float fitWidth,
                        float fitHeight)

Scale the image to an absolute size. This method will preserve the width-height ratio of the image.

Parameters:

fitWidth - the new maximum width of the image

fitHeight - the new maximum height of the image

Returns:

this element

scaleAbsolute

public Image scaleAbsolute(float fitWidth,
                           float fitHeight)

Scale the image to an absolute size. This method will not preserve the width-height ratio of the image.

Parameters:

fitWidth - the new absolute width of the image

fitHeight - the new absolute height of the image

Returns:

this element

setAutoScale

public Image setAutoScale(boolean autoScale)

Sets the autoscale property for both width and height.

Parameters:

autoScale - whether or not to let the image resize automatically

Returns:

this image

setAutoScaleHeight

public Image setAutoScaleHeight(boolean autoScale)

Sets the autoscale property for the height of the image. Is currently bugged and will not work as expected.

Parameters:

autoScale - whether or not to let the image height resize automatically

Returns:

this image

setAutoScaleWidth

public Image setAutoScaleWidth(boolean autoScale)

Sets the autoscale property for the width of the image.

Parameters:

autoScale - whether or not to let the image width resize automatically

Returns:

this image

setFixedPosition

public Image setFixedPosition(float left,
                              float bottom)

Sets values for a absolute repositioning of the Element. Also has as a side effect that the Element's Property.POSITION is changed to fixed.

Parameters:

left - horizontal position on the page

bottom - vertical position on the page

Returns:

this image.

setFixedPosition

public Image setFixedPosition(int pageNumber,
                              float left,
                              float bottom)

Sets values for a absolute repositioning of the Element, on a specific page. Also has as a side effect that the Element's Property.POSITION is changed to fixed.

Parameters:

pageNumber - the page where the element must be positioned

left - horizontal position on the page

bottom - vertical position on the page

Returns:

this Element.

getImageWidth

public float getImageWidth()

Gets width of the image. It returns width of image or form XObject, not the width set by one of the #setWidth methods

Returns:

the original width of the image

getImageHeight

public float getImageHeight()

Gets height of the image. It returns height of image or form XObject, not the height set by one of the #setHeight methods

Returns:

the original height of the image

setHeight

public Image setHeight(float height)

Sets the height property of the image, measured in points.

Parameters:

height - a value measured in points.

Returns:

this image.

setHeight

public Image setHeight(UnitValue height)

Sets the height property of the image with a UnitValue.

Parameters:

height - a value measured in points.

Returns:

this image.

setMaxHeight

public Image setMaxHeight(float maxHeight)

Sets the max-height property of the image, measured in points.

Parameters:

maxHeight - a value measured in points.

Returns:

this image.

setMaxHeight

public Image setMaxHeight(UnitValue maxHeight)

Sets the max-height property of the image with a UnitValue.

Parameters:

maxHeight - a value measured in points.

Returns:

this image.

setMinHeight

public Image setMinHeight(float minHeight)

Sets the min-height property of the image, measured in points.

Parameters:

minHeight - a value measured in points.

Returns:

this image.

setMinHeight

public Image setMinHeight(UnitValue minHeight)

Sets the min-height property of the image with a UnitValue.

Parameters:

minHeight - a value measured in points.

Returns:

this image.

setMaxWidth

public Image setMaxWidth(float maxWidth)

Sets the max-width property of the image, measured in points.

Parameters:

maxWidth - a value measured in points.

Returns:

this image.

setMaxWidth

public Image setMaxWidth(UnitValue maxWidth)

Sets the max-width property of the image with a UnitValue.

Parameters:

maxWidth - a value measured in points.

Returns:

this image.

setMinWidth

public Image setMinWidth(float minWidth)

Sets the min-width property of the image, measured in points.

Parameters:

minWidth - a value measured in points.

Returns:

this image.

setMinWidth

public Image setMinWidth(UnitValue minWidth)

Sets the min-width property of the image with a UnitValue.

Parameters:

minWidth - a value measured in points.

Returns:

this image.

setWidth

public Image setWidth(float width)

Sets the width property of the image, measured in points.

Parameters:

width - a value measured in points.

Returns:

this image.

setWidth

public Image setWidth(UnitValue width)

Sets the width property of the image with a UnitValue.

Parameters:

width - a UnitValue object

Returns:

this image.

getWidth

public UnitValue getWidth()

Gets the width property of the image.

Returns:

the width of the element, with a value and a measurement unit.

See Also:

UnitValue

getImageScaledWidth

public float getImageScaledWidth()

Gets scaled width of the image.

Returns:

the current scaled width

getImageScaledHeight

public float getImageScaledHeight()

Gets scaled height of the image.

Returns:

the current scaled height

getAccessibilityProperties

public AccessibilityProperties getAccessibilityProperties()

Description copied from interface: IAccessibleElement

Gets the accessibility properties. See also IAccessibleElement.

Specified by:

getAccessibilityProperties in interface IAccessibleElement

Returns:

an interface that allows to specify properties of a tagged element in Tagged PDF.

makeNewRenderer

protected IRenderer makeNewRenderer()

Specified by:

makeNewRenderer in class AbstractElement<Image>