XimageCollétion

Vue de l’ensemble

‘XImageCollection’ est une classe dans Aspose.PDF FOSS pour Java.Déduit de: Iterable<Ximage>.

Collection d’image XObjects du dictionnaire de ressource /XObject d’une page.

Cette classe fournit 13 méthodes pour travailler avec des objets XImageCollection dans les programmes Java. Les méthodologies disponibles comprennent: ‘XImagesCollections’, ‘add’ , ‘delete’ ; ‘getCount’, `getNames’ et ‘iterator’, “replace” et “size”. Tous les membres publics sont accessibles à n’importe quelle application Java après l’installation de la version Aspose.PDF FOSS pour le package Java . Propriétés : ‘conte’, «nombre’.

Propriétés

Name	Type	Access	Description
`count`	`int`	Read	Returns the number of images.
`names`	`String[]`	Read	Returns an array of all image resource names in this collection.

méthodes

Signature	Description
`XImageCollection(resourcesDict: PdfDictionary, xobjectDict: PdfDictionary, parser: PDFParser)`	Creates an XImageCollection from an /XObject dictionary.
`XImageCollection(xobjectDict: PdfDictionary, parser: PDFParser)`	Creates an XImageCollection from an /XObject dictionary.
`get(index: int)` → `XImage`	Returns the image at the given 1-based index.
`get(name: String)` → `XImage`	Returns the image by resource name (e.g., “Im1”).
`getCount()` → `int`	Returns the number of images.
`size()` → `int`	Returns the number of images (alias for {@link #getCount()}).
`getNames()` → `String[]`	Returns an array of all image resource names in this collection.
`iterator()` → `Iterator<XImage>`
`add(imageStream: InputStream)`	Adds an image from an input stream to this collection.
`delete(index: int)`	Deletes the image at the given 1-based index from the parent /XObject dictionary.
`delete(name: String)`	Deletes the image with the given resource name.
`replace(index: int, newImageStream: InputStream)`	Replaces the image at the given 1-based index with a new image.
`replace(name: String, newImageStream: InputStream)`	Replaces the image with the given resource name with a new image.

Voir aussi

Aspose.PDF pour Java — API d’entreprise