Class Image
Class Image
Il nome: Aspose.Note Assemblea: Aspose.Note.dll (25.4.0)
rappresenta un’immagine.
public sealed class Image : CompositeNode<loop>, ICompositeNode<loop>, ICompositeNode, IEnumerable<loop>, IEnumerable, IPageChildNode, IOutlineElementChildNode, ITaggable, INodeInheritance
object
←
Node
←
CompositeNodeBase
←
CompositeNode
Implements
ICompositeNode
I membri ereditari
CompositeNode
Examples
Mostra come collegare un collegamento ad un’immagine.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
var document = new Document();
var page = new Page(document);
var image = new Image(document, dataDir + "image.jpg") { HyperlinkUrl = "http://image.com" };
page.AppendChildLast(image);
document.AppendChildLast(page);
document.Save(dataDir + "Image with Hyperlink_out.one");Mostra come impostare la descrizione del testo per un’immagine.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
var document = new Document();
var page = new Page(document);
var image = new Image(document, dataDir + "image.jpg")
{
AlternativeTextTitle = "This is an image's title!",
AlternativeTextDescription = "And this is an image's description!"
};
page.AppendChildLast(image);
document.AppendChildLast(page);
dataDir = dataDir + "ImageAlternativeText_out.one";
document.Save(dataDir);Mostra come ottenere un’immagine da un documento.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");
// Get all Image nodes
IList<aspose.note.image> nodes = oneFile.GetChildNodes<aspose.note.image>();
foreach (Aspose.Note.Image image in nodes)
{
using (MemoryStream stream = new MemoryStream(image.Bytes))
{
using (Bitmap bitMap = new Bitmap(stream))
{
// Save image bytes to a file
bitMap.Save(String.Format(dataDir + "{0}", Path.GetFileName(image.FileName)));
}
}
}</aspose.note.image></aspose.note.image>Mostra come ottenere le informazioni meta dell’immagine.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");
// Get all Image nodes
IList<aspose.note.image> images = oneFile.GetChildNodes<aspose.note.image>();
foreach (Aspose.Note.Image image in images)
{
Console.WriteLine("Width: {0}", image.Width);
Console.WriteLine("Height: {0}", image.Height);
Console.WriteLine("OriginalWidth: {0}", image.OriginalWidth);
Console.WriteLine("OriginalHeight: {0}", image.OriginalHeight);
Console.WriteLine("FileName: {0}", image.FileName);
Console.WriteLine("LastModifiedTime: {0}", image.LastModifiedTime);
Console.WriteLine();
}</aspose.note.image></aspose.note.image>Mostra come aggiungere una nuova immagine con tag.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Tags();
// Create an object of the Document class
Document doc = new Document();
// Initialize Page class object
Aspose.Note.Page page = new Aspose.Note.Page(doc);
// Initialize Outline class object
Outline outline = new Outline(doc);
// Initialize OutlineElement class object
OutlineElement outlineElem = new OutlineElement(doc);
// Load an image
Aspose.Note.Image image = new Aspose.Note.Image(doc, dataDir + "icon.jpg");
// Insert image in the document node
outlineElem.AppendChildLast(image);
image.Tags.Add(NoteTag.CreateYellowStar());
// Add outline element node
outline.AppendChildLast(outlineElem);
// Add outline node
page.AppendChildLast(outline);
// Add page node
doc.AppendChildLast(page);
// Save OneNote document
dataDir = dataDir + "AddImageNodeWithTag_out.one";
doc.Save(dataDir);Mostra come aggiungere un’immagine dal file a un documento con proprietà definite dall’utente.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Load document from the stream.
Document doc = new Document(dataDir + "Aspose.one");
// Get the first page of the document.
Aspose.Note.Page page = doc.FirstChild;
// Load an image from the file.
Aspose.Note.Image image = new Aspose.Note.Image(doc, dataDir + "image.jpg")
{
// Change the image's size according to your needs (optional).
Width = 100,
Height = 100,
// Set the image's location in the page (optional).
HorizontalOffset = 100,
VerticalOffset = 400,
// Set image alignment
Alignment = HorizontalAlignment.Right
};
// Add the image to the page.
page.AppendChildLast(image);Mostra come aggiungere un’immagine dal flusso a un documento.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Create an object of the Document class
Document doc = new Document();
// Initialize Page class object
Aspose.Note.Page page = new Aspose.Note.Page(doc);
Outline outline1 = new Outline(doc);
OutlineElement outlineElem1 = new OutlineElement(doc);
using (FileStream fs = File.OpenRead(dataDir + "image.jpg"))
{
// Load the second image using the image name, extension and stream.
Aspose.Note.Image image1 = new Aspose.Note.Image(doc, "Penguins.jpg", fs)
{
// Set image alignment
Alignment = HorizontalAlignment.Right
};
outlineElem1.AppendChildLast(image1);
}
outline1.AppendChildLast(outlineElem1);
page.AppendChildLast(outline1);
doc.AppendChildLast(page);
// Save OneNote document
dataDir = dataDir + "BuildDocAndInsertImageUsingImageStream_out.one";
doc.Save(dataDir);Mostra come aggiungere un’immagine dal file a un documento.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Create an object of the Document class
Document doc = new Document();
// Initialize Page class object
Aspose.Note.Page page = new Aspose.Note.Page(doc);
// Initialize Outline class object and set offset properties
Outline outline = new Outline(doc);
// Initialize OutlineElement class object
OutlineElement outlineElem = new OutlineElement(doc);
// Load an image by the file path.
Aspose.Note.Image image = new Aspose.Note.Image(doc, dataDir + "image.jpg")
{
// Set image alignment
Alignment = HorizontalAlignment.Right
};
// Add image
outlineElem.AppendChildLast(image);
// Add outline elements
outline.AppendChildLast(outlineElem);
// Add Outline node
page.AppendChildLast(outline);
// Add Page node
doc.AppendChildLast(page);
// Save OneNote document
dataDir = dataDir + "BuildDocAndInsertImage_out.one";
doc.Save(dataDir);Constructors
Image(String)
Inizia una nuova instanza della classe Aspose.Note.Immagine.
public Image(string path)Parameters
path string
Una riga che contiene il percorso per il file da cui creare il Aspose.Note.Immagine.
Image(String, String e String)
Inizia una nuova instanza della classe Aspose.Note.Immagine.
public Image(string path, string altTitle = null, string altDescription = null)Parameters
path string
Una riga che contiene il percorso per il file da cui creare il Aspose.Note.Immagine.
altTitle string
Il titolo alternativo.
altDescription string
La descrizione alternativa.
Image(Strumento, Stream)
Inizia una nuova instanza della classe Aspose.Note.Immagine.
public Image(string fileName, Stream imageStream)Parameters
fileName string
Un nome dell’immagine.
imageStream Stream
Un strumento che contiene l’immagine.
Image()
Inizia una nuova instanza della classe Aspose.Note.Immagine.
public Image()Properties
Alignment
Riceve o mette l’alignamento.
public HorizontalAlignment Alignment { get; set; }Valore di proprietà
Examples
Mostra come aggiungere un’immagine dal file a un documento con proprietà definite dall’utente.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Load document from the stream.
Document doc = new Document(dataDir + "Aspose.one");
// Get the first page of the document.
Aspose.Note.Page page = doc.FirstChild;
// Load an image from the file.
Aspose.Note.Image image = new Aspose.Note.Image(doc, dataDir + "image.jpg")
{
// Change the image's size according to your needs (optional).
Width = 100,
Height = 100,
// Set the image's location in the page (optional).
HorizontalOffset = 100,
VerticalOffset = 400,
// Set image alignment
Alignment = HorizontalAlignment.Right
};
// Add the image to the page.
page.AppendChildLast(image);Mostra come aggiungere un’immagine dal flusso a un documento.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Create an object of the Document class
Document doc = new Document();
// Initialize Page class object
Aspose.Note.Page page = new Aspose.Note.Page(doc);
Outline outline1 = new Outline(doc);
OutlineElement outlineElem1 = new OutlineElement(doc);
using (FileStream fs = File.OpenRead(dataDir + "image.jpg"))
{
// Load the second image using the image name, extension and stream.
Aspose.Note.Image image1 = new Aspose.Note.Image(doc, "Penguins.jpg", fs)
{
// Set image alignment
Alignment = HorizontalAlignment.Right
};
outlineElem1.AppendChildLast(image1);
}
outline1.AppendChildLast(outlineElem1);
page.AppendChildLast(outline1);
doc.AppendChildLast(page);
// Save OneNote document
dataDir = dataDir + "BuildDocAndInsertImageUsingImageStream_out.one";
doc.Save(dataDir);Mostra come aggiungere un’immagine dal file a un documento.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Create an object of the Document class
Document doc = new Document();
// Initialize Page class object
Aspose.Note.Page page = new Aspose.Note.Page(doc);
// Initialize Outline class object and set offset properties
Outline outline = new Outline(doc);
// Initialize OutlineElement class object
OutlineElement outlineElem = new OutlineElement(doc);
// Load an image by the file path.
Aspose.Note.Image image = new Aspose.Note.Image(doc, dataDir + "image.jpg")
{
// Set image alignment
Alignment = HorizontalAlignment.Right
};
// Add image
outlineElem.AppendChildLast(image);
// Add outline elements
outline.AppendChildLast(outlineElem);
// Add Outline node
page.AppendChildLast(outline);
// Add Page node
doc.AppendChildLast(page);
// Save OneNote document
dataDir = dataDir + "BuildDocAndInsertImage_out.one";
doc.Save(dataDir);AlternativeTextDescription
Riceve o impone un corpo un testo alternativo per l’immagine.
public string AlternativeTextDescription { get; set; }Valore di proprietà
Examples
Mostra come impostare la descrizione del testo per un’immagine.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
var document = new Document();
var page = new Page(document);
var image = new Image(document, dataDir + "image.jpg")
{
AlternativeTextTitle = "This is an image's title!",
AlternativeTextDescription = "And this is an image's description!"
};
page.AppendChildLast(image);
document.AppendChildLast(page);
dataDir = dataDir + "ImageAlternativeText_out.one";
document.Save(dataDir);AlternativeTextTitle
Riceve o impone un titolo di testo alternativo per l’immagine.
public string AlternativeTextTitle { get; set; }Valore di proprietà
Examples
Mostra come impostare la descrizione del testo per un’immagine.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
var document = new Document();
var page = new Page(document);
var image = new Image(document, dataDir + "image.jpg")
{
AlternativeTextTitle = "This is an image's title!",
AlternativeTextDescription = "And this is an image's description!"
};
page.AppendChildLast(image);
document.AppendChildLast(page);
dataDir = dataDir + "ImageAlternativeText_out.one";
document.Save(dataDir);Bytes
Ottieni il Data Store dell’immagine.
public byte[] Bytes { get; }Valore di proprietà
byte [ ]
Examples
Mostra come ottenere un’immagine da un documento.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");
// Get all Image nodes
IList<aspose.note.image> nodes = oneFile.GetChildNodes<aspose.note.image>();
foreach (Aspose.Note.Image image in nodes)
{
using (MemoryStream stream = new MemoryStream(image.Bytes))
{
using (Bitmap bitMap = new Bitmap(stream))
{
// Save image bytes to a file
bitMap.Save(String.Format(dataDir + "{0}", Path.GetFileName(image.FileName)));
}
}
}</aspose.note.image></aspose.note.image>FileName
Ricevi il nome del file.
public string FileName { get; }Valore di proprietà
Examples
Mostra come ottenere le informazioni meta dell’immagine.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");
// Get all Image nodes
IList<aspose.note.image> images = oneFile.GetChildNodes<aspose.note.image>();
foreach (Aspose.Note.Image image in images)
{
Console.WriteLine("Width: {0}", image.Width);
Console.WriteLine("Height: {0}", image.Height);
Console.WriteLine("OriginalWidth: {0}", image.OriginalWidth);
Console.WriteLine("OriginalHeight: {0}", image.OriginalHeight);
Console.WriteLine("FileName: {0}", image.FileName);
Console.WriteLine("LastModifiedTime: {0}", image.LastModifiedTime);
Console.WriteLine();
}</aspose.note.image></aspose.note.image>FilePath
Ottieni il percorso verso il file immagine.
public string FilePath { get; }Valore di proprietà
Format
Ottieni il formato dell’immagine.
public ImageFormat Format { get; }Valore di proprietà
Height
Questo è l’altezza reale dell’immagine nel documento MS OneNote.
public float Height { get; set; }Valore di proprietà
Examples
Mostra come ottenere le informazioni meta dell’immagine.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");
// Get all Image nodes
IList<aspose.note.image> images = oneFile.GetChildNodes<aspose.note.image>();
foreach (Aspose.Note.Image image in images)
{
Console.WriteLine("Width: {0}", image.Width);
Console.WriteLine("Height: {0}", image.Height);
Console.WriteLine("OriginalWidth: {0}", image.OriginalWidth);
Console.WriteLine("OriginalHeight: {0}", image.OriginalHeight);
Console.WriteLine("FileName: {0}", image.FileName);
Console.WriteLine("LastModifiedTime: {0}", image.LastModifiedTime);
Console.WriteLine();
}</aspose.note.image></aspose.note.image>Mostra come aggiungere un’immagine dal file a un documento con proprietà definite dall’utente.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Load document from the stream.
Document doc = new Document(dataDir + "Aspose.one");
// Get the first page of the document.
Aspose.Note.Page page = doc.FirstChild;
// Load an image from the file.
Aspose.Note.Image image = new Aspose.Note.Image(doc, dataDir + "image.jpg")
{
// Change the image's size according to your needs (optional).
Width = 100,
Height = 100,
// Set the image's location in the page (optional).
HorizontalOffset = 100,
VerticalOffset = 400,
// Set image alignment
Alignment = HorizontalAlignment.Right
};
// Add the image to the page.
page.AppendChildLast(image);HorizontalOffset
Riceve o mette l’offerta orizzontale.
public float HorizontalOffset { get; set; }Valore di proprietà
Examples
Mostra come aggiungere un’immagine dal file a un documento con proprietà definite dall’utente.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Load document from the stream.
Document doc = new Document(dataDir + "Aspose.one");
// Get the first page of the document.
Aspose.Note.Page page = doc.FirstChild;
// Load an image from the file.
Aspose.Note.Image image = new Aspose.Note.Image(doc, dataDir + "image.jpg")
{
// Change the image's size according to your needs (optional).
Width = 100,
Height = 100,
// Set the image's location in the page (optional).
HorizontalOffset = 100,
VerticalOffset = 400,
// Set image alignment
Alignment = HorizontalAlignment.Right
};
// Add the image to the page.
page.AppendChildLast(image);HyperlinkUrl
Riceve o mette l’hiperlink associato all’immagine.
public string HyperlinkUrl { get; set; }Valore di proprietà
Examples
Mostra come collegare un collegamento ad un’immagine.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
var document = new Document();
var page = new Page(document);
var image = new Image(document, dataDir + "image.jpg") { HyperlinkUrl = "http://image.com" };
page.AppendChildLast(image);
document.AppendChildLast(page);
document.Save(dataDir + "Image with Hyperlink_out.one");IsBackground
Scopri se l’immagine è un background.
public bool IsBackground { get; set; }Valore di proprietà
LastModifiedTime
Riceve o stabilisce l’ultimo tempo modificato.
public DateTime LastModifiedTime { get; set; }Valore di proprietà
Examples
Mostra come ottenere le informazioni meta dell’immagine.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");
// Get all Image nodes
IList<aspose.note.image> images = oneFile.GetChildNodes<aspose.note.image>();
foreach (Aspose.Note.Image image in images)
{
Console.WriteLine("Width: {0}", image.Width);
Console.WriteLine("Height: {0}", image.Height);
Console.WriteLine("OriginalWidth: {0}", image.OriginalWidth);
Console.WriteLine("OriginalHeight: {0}", image.OriginalHeight);
Console.WriteLine("FileName: {0}", image.FileName);
Console.WriteLine("LastModifiedTime: {0}", image.LastModifiedTime);
Console.WriteLine();
}</aspose.note.image></aspose.note.image>OriginalHeight
Questo è la larghezza originale dell’immagine, prima di riprendere.
public float OriginalHeight { get; }Valore di proprietà
Examples
Mostra come ottenere le informazioni meta dell’immagine.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");
// Get all Image nodes
IList<aspose.note.image> images = oneFile.GetChildNodes<aspose.note.image>();
foreach (Aspose.Note.Image image in images)
{
Console.WriteLine("Width: {0}", image.Width);
Console.WriteLine("Height: {0}", image.Height);
Console.WriteLine("OriginalWidth: {0}", image.OriginalWidth);
Console.WriteLine("OriginalHeight: {0}", image.OriginalHeight);
Console.WriteLine("FileName: {0}", image.FileName);
Console.WriteLine("LastModifiedTime: {0}", image.LastModifiedTime);
Console.WriteLine();
}</aspose.note.image></aspose.note.image>OriginalWidth
Questo è la larghezza originale dell’immagine, prima di riprendere.
public float OriginalWidth { get; }Valore di proprietà
Examples
Mostra come ottenere le informazioni meta dell’immagine.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");
// Get all Image nodes
IList<aspose.note.image> images = oneFile.GetChildNodes<aspose.note.image>();
foreach (Aspose.Note.Image image in images)
{
Console.WriteLine("Width: {0}", image.Width);
Console.WriteLine("Height: {0}", image.Height);
Console.WriteLine("OriginalWidth: {0}", image.OriginalWidth);
Console.WriteLine("OriginalHeight: {0}", image.OriginalHeight);
Console.WriteLine("FileName: {0}", image.FileName);
Console.WriteLine("LastModifiedTime: {0}", image.LastModifiedTime);
Console.WriteLine();
}</aspose.note.image></aspose.note.image>Tags
Riceve la lista di tutte le etichette di un paragrafo.
public List<itag> Tags { get; }Valore di proprietà
Examples
Mostra come aggiungere una nuova immagine con tag.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Tags();
// Create an object of the Document class
Document doc = new Document();
// Initialize Page class object
Aspose.Note.Page page = new Aspose.Note.Page(doc);
// Initialize Outline class object
Outline outline = new Outline(doc);
// Initialize OutlineElement class object
OutlineElement outlineElem = new OutlineElement(doc);
// Load an image
Aspose.Note.Image image = new Aspose.Note.Image(doc, dataDir + "icon.jpg");
// Insert image in the document node
outlineElem.AppendChildLast(image);
image.Tags.Add(NoteTag.CreateYellowStar());
// Add outline element node
outline.AppendChildLast(outlineElem);
// Add outline node
page.AppendChildLast(outline);
// Add page node
doc.AppendChildLast(page);
// Save OneNote document
dataDir = dataDir + "AddImageNodeWithTag_out.one";
doc.Save(dataDir);VerticalOffset
Riceve o mette il rimborso verticale.
public float VerticalOffset { get; set; }Valore di proprietà
Examples
Mostra come aggiungere un’immagine dal file a un documento con proprietà definite dall’utente.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Load document from the stream.
Document doc = new Document(dataDir + "Aspose.one");
// Get the first page of the document.
Aspose.Note.Page page = doc.FirstChild;
// Load an image from the file.
Aspose.Note.Image image = new Aspose.Note.Image(doc, dataDir + "image.jpg")
{
// Change the image's size according to your needs (optional).
Width = 100,
Height = 100,
// Set the image's location in the page (optional).
HorizontalOffset = 100,
VerticalOffset = 400,
// Set image alignment
Alignment = HorizontalAlignment.Right
};
// Add the image to the page.
page.AppendChildLast(image);Width
Questo è la vera larghezza dell’immagine nel documento MS OneNote.
public float Width { get; set; }Valore di proprietà
Examples
Mostra come ottenere le informazioni meta dell’immagine.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");
// Get all Image nodes
IList<aspose.note.image> images = oneFile.GetChildNodes<aspose.note.image>();
foreach (Aspose.Note.Image image in images)
{
Console.WriteLine("Width: {0}", image.Width);
Console.WriteLine("Height: {0}", image.Height);
Console.WriteLine("OriginalWidth: {0}", image.OriginalWidth);
Console.WriteLine("OriginalHeight: {0}", image.OriginalHeight);
Console.WriteLine("FileName: {0}", image.FileName);
Console.WriteLine("LastModifiedTime: {0}", image.LastModifiedTime);
Console.WriteLine();
}</aspose.note.image></aspose.note.image>Mostra come aggiungere un’immagine dal file a un documento con proprietà definite dall’utente.
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();
// Load document from the stream.
Document doc = new Document(dataDir + "Aspose.one");
// Get the first page of the document.
Aspose.Note.Page page = doc.FirstChild;
// Load an image from the file.
Aspose.Note.Image image = new Aspose.Note.Image(doc, dataDir + "image.jpg")
{
// Change the image's size according to your needs (optional).
Width = 100,
Height = 100,
// Set the image's location in the page (optional).
HorizontalOffset = 100,
VerticalOffset = 400,
// Set image alignment
Alignment = HorizontalAlignment.Right
};
// Add the image to the page.
page.AppendChildLast(image);Methods
Accept(DocumentVisitor)
Accetta il visitatore del nodo.
public override void Accept(DocumentVisitor visitor)Parameters
visitor DocumentVisitor
L’oggetto di una classe derivato dal Aspose.Note.DocumentVisitor.
Replace(Image)
sostituisce i dati dell’immagine corrente con quelli provenienti dall’oggetto immagine fornito.
public void Replace(Image newImage)Parameters
newImage Image
L’oggetto immagine che contiene i nuovi dati.
