HSLFSheet (POI API Documentation)

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org.apache.poi.hslf.usermodel
Class HSLFSheet

java.lang.Object
  org.apache.poi.hslf.usermodel.HSLFSheet

All Implemented Interfaces:: java.lang.Iterable<HSLFShape>, HSLFShapeContainer, ShapeContainer<HSLFShape,HSLFTextParagraph>, Sheet<HSLFShape,HSLFTextParagraph>

Direct Known Subclasses:: HSLFMasterSheet, HSLFNotes, HSLFSlide

public abstract class HSLFSheet
extends java.lang.Object
implements HSLFShapeContainer, Sheet<HSLFShape,HSLFTextParagraph>
extends java.lang.Object
implements HSLFShapeContainer, Sheet<HSLFShape,HSLFTextParagraph>

This class defines the common format of "Sheets" in a powerpoint document. Such sheets could be Slides, Notes, Master etc

Author:: Nick Burch, Yegor Kozlov

Constructor Summary
`HSLFSheet(SheetContainer container, int sheetNo)`

Method Summary
`int`	`_getSheetNumber()` Returns the (internal, SlideIdentifier based) sheet number, as used to reference this sheet from other records.
`int`	`_getSheetRefId()` Returns the (internal, RefID based) sheet number, as used to in PersistPtr stuff.
`void`	`addShape(HSLFShape shape)` Add a new Shape to this Slide
`int`	`allocateShapeId()` Allocates new shape id for the new drawing group id.
`HSLFAutoShape`	`createAutoShape()` create a new shape with a predefined geometry and add it to this shape container
`HSLFConnectorShape`	`createConnector()` create a connector
`HSLFFreeformShape`	`createFreeform()` create a new shape with a custom geometry
`HSLFGroupShape`	`createGroup()` create a group of shapes belonging to this container
`HSLFPictureShape`	`createPicture(PictureData pictureData)` create a picture belonging to this container
`HSLFTable`	`createTable(int numRows, int numCols)` Create a new Table of the given number of rows and columns
`HSLFTextBox`	`createTextBox()` create a text box
`void`	`draw(java.awt.Graphics2D graphics)` Convenience method to draw a sheet to a graphics context
`HSLFBackground`	`getBackground()` Returns the background shape for this sheet.
`ColorSchemeAtom`	`getColorScheme()` Color scheme for this sheet.
`boolean`	`getFollowMasterGraphics()`
`abstract HSLFMasterSheet`	`getMasterSheet()` Return the master sheet .
`HSLFSimpleShape`	`getPlaceholder(Placeholder type)` Search placeholder by its type
`HSLFTextShape`	`getPlaceholderByTextType(int type)` Return placeholder by text type
`PPDrawing`	`getPPDrawing()` Fetch the PPDrawing from the underlying record
`java.lang.String`	`getProgrammableTag()` Return programmable tag associated with this sheet, e.g.
`java.util.List<HSLFShape>`	`getShapes()` Returns all shapes contained in this Sheet
`SheetContainer`	`getSheetContainer()` Return record container for this sheet
`HSLFSlideShow`	`getSlideShow()` Fetch the SlideShow we're attached to
`abstract java.util.List<java.util.List<HSLFTextParagraph>>`	`getTextParagraphs()` Returns an array of all the TextRuns in the sheet.
`java.util.Iterator<HSLFShape>`	`iterator()`
`protected void`	`onAddTextShape(HSLFTextShape shape)` Subclasses should call this method and update the array of text runs when a text shape is added
`void`	`onCreate()` Called by SlideShow ater a new sheet is created
`boolean`	`removeShape(HSLFShape shape)` Removes the specified shape from this sheet.
`protected void`	`setSlideShow(HSLFSlideShow ss)` Set the SlideShow we're attached to.

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

Constructor Detail

HSLFSheet

public HSLFSheet(SheetContainer container,
                 int sheetNo)

Method Detail

getTextParagraphs

public abstract java.util.List<java.util.List<HSLFTextParagraph>> getTextParagraphs()

Returns an array of all the TextRuns in the sheet.

_getSheetRefId

public int _getSheetRefId()

Returns the (internal, RefID based) sheet number, as used to in PersistPtr stuff.

_getSheetNumber

public int _getSheetNumber()

Returns the (internal, SlideIdentifier based) sheet number, as used to reference this sheet from other records.

getPPDrawing

public PPDrawing getPPDrawing()

Fetch the PPDrawing from the underlying record

getSlideShow

public HSLFSlideShow getSlideShow()

Fetch the SlideShow we're attached to

Specified by:: getSlideShow in interface Sheet<HSLFShape,HSLFTextParagraph>

getSheetContainer

public SheetContainer getSheetContainer()

Return record container for this sheet

setSlideShow

@Internal
protected void setSlideShow(HSLFSlideShow ss)

Set the SlideShow we're attached to. Also passes it on to our child text paragraphs

getShapes

public java.util.List<HSLFShape> getShapes()

Returns all shapes contained in this Sheet

Specified by:: getShapes in interface ShapeContainer<HSLFShape,HSLFTextParagraph>

Returns:: all shapes contained in this Sheet (Slide or Notes)

addShape

public void addShape(HSLFShape shape)

Add a new Shape to this Slide

Specified by:: addShape in interface ShapeContainer<HSLFShape,HSLFTextParagraph>

Parameters:: shape - - the Shape to add

allocateShapeId

public int allocateShapeId()

Allocates new shape id for the new drawing group id.

Returns:: a new shape id.

removeShape

public boolean removeShape(HSLFShape shape)

Removes the specified shape from this sheet.

Specified by:: removeShape in interface ShapeContainer<HSLFShape,HSLFTextParagraph>

Parameters:: shape - shape to be removed from this sheet, if present.
Returns:: true if the shape was deleted.

onCreate

public void onCreate()

Called by SlideShow ater a new sheet is created

getMasterSheet

public abstract HSLFMasterSheet getMasterSheet()

Return the master sheet .

Specified by:: getMasterSheet in interface Sheet<HSLFShape,HSLFTextParagraph>

getColorScheme

public ColorSchemeAtom getColorScheme()

Color scheme for this sheet.

getBackground

public HSLFBackground getBackground()

Returns the background shape for this sheet.

Specified by:: getBackground in interface Sheet<HSLFShape,HSLFTextParagraph>

Returns:: the background shape for this sheet.

draw

public void draw(java.awt.Graphics2D graphics)

Description copied from interface: Sheet

Convenience method to draw a sheet to a graphics context

Specified by:: draw in interface Sheet<HSLFShape,HSLFTextParagraph>

onAddTextShape

protected void onAddTextShape(HSLFTextShape shape)

Subclasses should call this method and update the array of text runs when a text shape is added

Parameters:: shape -

getPlaceholderByTextType

public HSLFTextShape getPlaceholderByTextType(int type)

Return placeholder by text type

Parameters:: type - type of text, See TextHeaderAtom
Returns:: TextShape or null

getPlaceholder

public HSLFSimpleShape getPlaceholder(Placeholder type)

Search placeholder by its type

Parameters:: type - type of placeholder to search. See OEPlaceholderAtom
Returns:: SimpleShape or null

getProgrammableTag

public java.lang.String getProgrammableTag()

Return programmable tag associated with this sheet, e.g. ___PPT12.

Returns:: programmable tag associated with this sheet.

iterator

public java.util.Iterator<HSLFShape> iterator()

Specified by:: iterator in interface java.lang.Iterable<HSLFShape>

getFollowMasterGraphics

public boolean getFollowMasterGraphics()

Specified by:: getFollowMasterGraphics in interface Sheet<HSLFShape,HSLFTextParagraph>

Returns:: whether shapes on the master sheet should be shown. By default master graphics is turned off. Sheets that support the notion of master (slide, slideLayout) should override it and check this setting