Rectangle.Round(RectangleF) Rectangle.Round(RectangleF) Rectangle.Round(RectangleF) Rectangle.Round(RectangleF) Method

Définition

Convertit le RectangleF spécifié en Rectangle en arrondissant les valeurs de RectangleF aux valeurs entières les plus proches.Converts the specified RectangleF to a Rectangle by rounding the RectangleF values to the nearest integer values.

public:
 static System::Drawing::Rectangle Round(System::Drawing::RectangleF value);
public static System.Drawing.Rectangle Round (System.Drawing.RectangleF value);
static member Round : System.Drawing.RectangleF -> System.Drawing.Rectangle
Public Shared Function Round (value As RectangleF) As Rectangle

Paramètres

value
RectangleF RectangleF RectangleF RectangleF

RectangleF à convertir.The RectangleF to be converted.

Retours

Valeur entière arrondie du Rectangle.The rounded integer value of the Rectangle.

Exemples

L’exemple de code suivant montre comment utiliser le Round et Truncate méthodes.The following code example demonstrates how to use the Round and Truncate methods. Cet exemple est conçu pour être utilisé avec un Windows Form.This example is designed for use with a Windows Form. Collez ce code dans un formulaire et appelez RoundingAndTruncatingRectangles la méthode lors du traitement de Paint l’événement du e formulaire PaintEventArgs, en passant comme.Paste this code into a form and call the RoundingAndTruncatingRectangles method when handling the form's Paint event, passing e as PaintEventArgs.

private:
   void RoundingAndTruncatingRectangles( PaintEventArgs^ e )
   {
      // Construct a new RectangleF.
      RectangleF myRectangleF = RectangleF(30.6F,30.7F,40.8F,100.9F);

      // Call the Round method.
      Rectangle roundedRectangle = Rectangle::Round( myRectangleF );

      // Draw the rounded rectangle in red.
      Pen^ redPen = gcnew Pen( Color::Red,4.0f );
      e->Graphics->DrawRectangle( redPen, roundedRectangle );

      // Call the Truncate method.
      Rectangle truncatedRectangle = Rectangle::Truncate( myRectangleF );

      // Draw the truncated rectangle in white.
      Pen^ whitePen = gcnew Pen( Color::White,4.0f );
      e->Graphics->DrawRectangle( whitePen, truncatedRectangle );

      // Dispose of the custom pens.
      delete redPen;
      delete whitePen;
   }
private void RoundingAndTruncatingRectangles(PaintEventArgs e)
{

    // Construct a new RectangleF.
    RectangleF myRectangleF = 
        new RectangleF(30.6F, 30.7F, 40.8F, 100.9F);

    // Call the Round method.
    Rectangle roundedRectangle = Rectangle.Round(myRectangleF);

    // Draw the rounded rectangle in red.
    Pen redPen = new Pen(Color.Red, 4);
    e.Graphics.DrawRectangle(redPen, roundedRectangle);

    // Call the Truncate method.
    Rectangle truncatedRectangle = Rectangle.Truncate(myRectangleF);

    // Draw the truncated rectangle in white.
    Pen whitePen = new Pen(Color.White, 4);
    e.Graphics.DrawRectangle(whitePen, truncatedRectangle);

    // Dispose of the custom pens.
    redPen.Dispose();
    whitePen.Dispose();
}
Private Sub RoundingAndTruncatingRectangles( _
    ByVal e As PaintEventArgs)

    ' Construct a new RectangleF.
    Dim myRectangleF As New RectangleF(30.6F, 30.7F, 40.8F, 100.9F)

    ' Call the Round method.
    Dim roundedRectangle As Rectangle = Rectangle.Round(myRectangleF)

    ' Draw the rounded rectangle in red.
    Dim redPen As New Pen(Color.Red, 4)
    e.Graphics.DrawRectangle(redPen, roundedRectangle)

    ' Call the Truncate method.
    Dim truncatedRectangle As Rectangle = _
        Rectangle.Truncate(myRectangleF)

    ' Draw the truncated rectangle in white.
    Dim whitePen As New Pen(Color.White, 4)
    e.Graphics.DrawRectangle(whitePen, truncatedRectangle)

    ' Dispose of the custom pens.
    redPen.Dispose()
    whitePen.Dispose()
End Sub

S’applique à