Package com.itextpdf.layout.renderer

Class DocumentRenderer

java.lang.Object

com.itextpdf.layout.renderer.AbstractRenderer

com.itextpdf.layout.renderer.RootRenderer

com.itextpdf.layout.renderer.DocumentRenderer

All Implemented Interfaces:

IPropertyContainer, IRenderer

Direct Known Subclasses:

ColumnDocumentRenderer

       public class DocumentRenderer extends RootRenderer
      

Field Summary

Fields

Modifier and Type	Field	Description
protected Document	document
protected TargetCounterHandler	targetCounterHandler
protected List<Integer>	wrappedContentPage

Fields inherited from class com.itextpdf.layout.renderer.RootRenderer

currentArea, immediateFlush, waitingDrawingElements

Fields inherited from class com.itextpdf.layout.renderer.AbstractRenderer

childRenderers, EPS, flushed, INF, isLastRendererForModelElement, modelElement, occupiedArea, OVERLAP_EPSILON, parent, positionedRenderers, properties

Constructor Summary

Constructors

Constructor	Description
DocumentRenderer(Document document)
DocumentRenderer(Document document, boolean immediateFlush)

Method Summary

Modifier and Type	Method	Description
protected PageSize	addNewPage(PageSize customPageSize)	Adds new page with defined page size to PDF document.
protected PageSize	ensureDocumentHasNPages(int n, PageSize customPageSize)	Ensures that PDF document has n pages.
protected void	flushSingleRenderer(IRenderer resultRenderer)
IRenderer	getNextRenderer()	For DocumentRenderer, this has a meaning of the renderer that will be used for relayout.
LayoutArea	getOccupiedArea()	Gets the resultant occupied area after the last call to the IRenderer.layout(LayoutContext) method.
TargetCounterHandler	getTargetCounterHandler()	Get handler for target-counters.
boolean	isRelayoutRequired()	Indicates if relayout is required for targetCounterHandler.
protected LayoutArea	updateCurrentArea(LayoutResult overflowResult)

Methods inherited from class com.itextpdf.layout.renderer.RootRenderer

addChild, close, flush, flushWaitingDrawingElements, getCurrentArea, layout, shrinkCurrentAreaAndProcessRenderer

Methods inherited from class com.itextpdf.layout.renderer.AbstractRenderer

addAllProperties, alignChildHorizontally, allowLastYLineRecursiveExtraction, applyAbsolutePosition, applyAction, applyBorderBox, applyBorderBox, applyDestination, applyDestinationsAndAnnotation, applyLinkAnnotation, applyMargins, applyMargins, applyPaddings, applyPaddings, applyRelativePositioningTranslation, beginElementOpacityApplying, beginTransformationIfApplied, calculateAbsolutePdfBBox, calculateBBox, calculateShiftToPositionBBoxOfPointsAt, clipBackgroundArea, clipBackgroundArea, clipBorderArea, createXObject, deleteOwnProperty, deleteProperty, draw, drawBackground, drawBorder, drawChildren, endElementOpacityApplying, endTransformationIfApplied, getBackgroundArea, getBorderAreaBBox, getBorderRadii, getBorders, getChildRenderers, getDefaultProperty, getFirstYLineRecursively, getInnerAreaBBox, getLastYLineRecursively, getMargins, getMinMaxWidth, getMinMaxWidth, getModelElement, getOccupiedAreaBBox, getOwnProperties, getOwnProperty, getPaddings, getParent, getProperty, getProperty, getPropertyAsBoolean, getPropertyAsColor, getPropertyAsFloat, getPropertyAsFloat, getPropertyAsFont, getPropertyAsInteger, getPropertyAsTransparentColor, getPropertyAsUnitValue, hasAbsoluteUnitValue, hasOwnOrModelProperty, hasOwnProperty, hasProperty, hasRelativeUnitValue, initElementAreas, isAbsolutePosition, isBorderBoxSizing, isFirstOnRootArea, isFixedLayout, isFlushed, isKeepTogether, isNotFittingHeight, isNotFittingLayoutArea, isNotFittingWidth, isOverflowFit, isOverflowProperty, isOverflowProperty, isOverflowProperty, isPositioned, isRelativePosition, isStaticLayout, move, rectangleToPointsList, retrieveHeight, retrieveMaxHeight, retrieveMaxWidth, retrieveMinHeight, retrieveMinWidth, retrieveResolvedDeclaredHeight, retrieveUnitValue, retrieveUnitValue, retrieveWidth, setBorders, setMinMaxWidthBasedOnFixedWidth, setParent, setProperty, toString, transformPoints, updateHeight, updateHeightsOnSplit, updateMaxHeight, updateMinHeight, updateWidth

Methods inherited from class java.lang.Object

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

Field Details

document

             protected Document document
            

wrappedContentPage

             protected List<Integer> wrappedContentPage
            

targetCounterHandler

             protected TargetCounterHandler targetCounterHandler
            

Constructor Details

DocumentRenderer

             public DocumentRenderer
             (Document document)
            

DocumentRenderer

             public DocumentRenderer
             (Document document, boolean immediateFlush)
            

Method Details

getTargetCounterHandler

             public TargetCounterHandler getTargetCounterHandler()
            

Get handler for target-counters.

Returns:

the TargetCounterHandler instance

isRelayoutRequired

             public boolean isRelayoutRequired()
            

Indicates if relayout is required for targetCounterHandler.

Returns:

true if relayout is required, false otherwise

getOccupiedArea

             public LayoutArea getOccupiedArea()
            

Description copied from class: AbstractRenderer

Gets the resultant occupied area after the last call to the IRenderer.layout(LayoutContext) method.

Specified by:

getOccupiedArea in interface IRenderer

Overrides:

getOccupiedArea in class AbstractRenderer

Returns:

LayoutArea instance

getNextRenderer

             public IRenderer getNextRenderer()
            

For DocumentRenderer, this has a meaning of the renderer that will be used for relayout.

Returns:

relayout renderer.

updateCurrentArea

             protected LayoutArea updateCurrentArea
             (LayoutResult overflowResult)
            

Specified by:

updateCurrentArea in class RootRenderer

flushSingleRenderer

             protected void flushSingleRenderer
             (IRenderer resultRenderer)
            

Specified by:

flushSingleRenderer in class RootRenderer

addNewPage

             protected PageSize addNewPage
             (PageSize customPageSize)
            

Adds new page with defined page size to PDF document.

Parameters:

customPageSize - the size of new page, can be null

Returns:

the page size of created page

ensureDocumentHasNPages

             protected PageSize ensureDocumentHasNPages
             (int n, PageSize customPageSize)
            

Ensures that PDF document has n pages. If document has fewer pages, adds new pages by calling addNewPage(PageSize) method.

Parameters:

n - the expected number of pages if document

customPageSize - the size of created pages, can be null

Returns:

the page size of the last created page, or null if no page was created