StrokeCollection Konstruktory

Definice

Obor názvů:

System.Windows.Ink

Sestavení:

PresentationCore.dll

Inicializuje novou instanci StrokeCollection třídy.

Přetížení

StrokeCollection()	Inicializuje novou instanci StrokeCollection třídy.
StrokeCollection(IEnumerable<Stroke>)	Inicializuje novou instanci StrokeCollection třídy, která obsahuje zadané tahy.
StrokeCollection(Stream)	Inicializuje StrokeCollection ze zadaného Stream formátu ISF (Ink Serialized Format).

StrokeCollection()

Inicializuje novou instanci StrokeCollection třídy.

public:
 StrokeCollection();

public StrokeCollection ();

Public Sub New ()

StrokeCollection(IEnumerable<Stroke>)

Inicializuje novou instanci StrokeCollection třídy, která obsahuje zadané tahy.

public:
 StrokeCollection(System::Collections::Generic::IEnumerable<System::Windows::Ink::Stroke ^> ^ strokes);

public StrokeCollection (System.Collections.Generic.IEnumerable<System.Windows.Ink.Stroke> strokes);

new System.Windows.Ink.StrokeCollection : seq<System.Windows.Ink.Stroke> -> System.Windows.Ink.StrokeCollection

Public Sub New (strokes As IEnumerable(Of Stroke))

Parametry

strokes

IEnumerable<Stroke>

Tahy, které se mají přidat do StrokeCollection.

StrokeCollection(Stream)

Inicializuje StrokeCollection ze zadaného Stream formátu ISF (Ink Serialized Format).

public:
 StrokeCollection(System::IO::Stream ^ stream);

public StrokeCollection (System.IO.Stream stream);

new System.Windows.Ink.StrokeCollection : System.IO.Stream -> System.Windows.Ink.StrokeCollection

Public Sub New (stream As Stream)

Parametry

stream

Stream

Datový proud, který obsahuje rukopisná data.

Příklady

Následující příklad ukazuje, jak uložit a načíst StrokeCollection. Tento příklad předpokládá, že existuje volána InkCanvas inkCanvas1.

private void SaveStrokes_Click(object sender, RoutedEventArgs e)
{
    FileStream fs = null;

    try
    {
        fs = new FileStream(inkFileName, FileMode.Create);
        inkCanvas1.Strokes.Save(fs);
    }
    finally
    {
        if (fs != null)
        {
            fs.Close();
        }
    }
}

Private Sub SaveStrokes_Click(ByVal sender As Object, ByVal e As RoutedEventArgs)

    Dim fs As FileStream = Nothing

    Try
        fs = New FileStream(inkFileName, FileMode.Create)
        inkCanvas1.Strokes.Save(fs)
    Finally
        If Not fs Is Nothing Then
            fs.Close()
        End If
    End Try

End Sub

private void LoadStrokes_Click(object sender, RoutedEventArgs e)
{
    FileStream fs = null;

    if (!File.Exists(inkFileName))
    {
        MessageBox.Show("The file you requested does not exist." +
            " Save the StrokeCollection before loading it.");
        return;
    }

    try
    {
        fs = new FileStream(inkFileName,
            FileMode.Open, FileAccess.Read);
        StrokeCollection strokes = new StrokeCollection(fs);
        inkCanvas1.Strokes = strokes;
    }
    finally
    {
        if (fs != null)
        {
            fs.Close();
        }
    }
}

Private Sub LoadStrokes_Click(ByVal sender As Object, ByVal e As RoutedEventArgs)

    Dim fs As FileStream = Nothing

    If Not File.Exists(inkFileName) Then
        MessageBox.Show("The file you requested does not exist." & _
            " Save the StrokeCollection before loading it.")
        Return
    End If

    Try
        fs = New FileStream(inkFileName, _
            FileMode.Open, FileAccess.Read)
        Dim strokes As StrokeCollection = New StrokeCollection(fs)
        inkCanvas1.Strokes = strokes
    Finally
        If Not fs Is Nothing Then
            fs.Close()
        End If
    End Try


End Sub