Rect.Size Property
Definition
Important
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Gets or sets the width and height of the rectangle.
public:
property System::Windows::Size Size { System::Windows::Size get(); void set(System::Windows::Size value); };public System.Windows.Size Size { get; set; }member this.Size : System.Windows.Size with get, setPublic Property Size As SizeProperty Value
A Size structure that specifies the width and height of the rectangle.
Exceptions
Examples
The following example shows how to use a Rect structure to specify the dimensions and location of a rectangle using XAML.
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;
using System.Windows.Shapes;
namespace SDKSample
{
public partial class RectExample : Page
{
public RectExample()
{
Path myPath1 = new Path();
myPath1.Stroke = Brushes.Black;
myPath1.StrokeThickness = 1;
SolidColorBrush mySolidColorBrush = new SolidColorBrush();
mySolidColorBrush.Color = Color.FromArgb(255, 204, 204, 255);
myPath1.Fill = mySolidColorBrush;
// Create the rectangle.
// This RectangleGeometry specifies a rectangle that is 100 pixels high and
// 150 wide. The left side of the rectangle is 10 pixels from the left of the
// Canvas and the top side of the rectangle is 100 pixels from the top of the Canvas.
// Note: You could alternatively use the Rect Constructor to create this:
// Rect myRect1 = new Rect(10, 100, 150, 100);
Rect myRect1 = new Rect();
myRect1.X = 10;
myRect1.Y = 100;
myRect1.Width = 150;
myRect1.Height = 100;
RectangleGeometry myRectangleGeometry1 = new RectangleGeometry();
myRectangleGeometry1.Rect = myRect1;
GeometryGroup myGeometryGroup1 = new GeometryGroup();
myGeometryGroup1.Children.Add(myRectangleGeometry1);
myPath1.Data = myGeometryGroup1;
Path myPath2 = new Path();
myPath2.Stroke = Brushes.Black;
myPath2.StrokeThickness = 1;
myPath2.Fill = mySolidColorBrush;
// Create the rectangle.
// This Rect uses the Size property to specify a height of 50 and width
// of 200. The Location property uses a Point value to determine the location of the
// top-left corner of the rectangle.
Rect myRect2 = new Rect();
myRect2.Size = new Size(50, 200);
myRect2.Location = new Point(300, 100);
RectangleGeometry myRectangleGeometry2 = new RectangleGeometry();
myRectangleGeometry2.Rect = myRect2;
GeometryGroup myGeometryGroup2 = new GeometryGroup();
myGeometryGroup2.Children.Add(myRectangleGeometry2);
myPath2.Data = myGeometryGroup2;
// Add path shape to the UI.
Canvas myCanvas = new Canvas();
myCanvas.Children.Add(myPath1);
myCanvas.Children.Add(myPath2);
this.Content = myCanvas;
}
}
}
Imports System.Windows
Imports System.Windows.Controls
Imports System.Windows.Media
Imports System.Windows.Shapes
Namespace SDKSample
Partial Public Class RectExample
Inherits Page
Public Sub New()
Dim myPath1 As New Path()
myPath1.Stroke = Brushes.Black
myPath1.StrokeThickness = 1
Dim mySolidColorBrush As New SolidColorBrush()
mySolidColorBrush.Color = Color.FromArgb(255, 204, 204, 255)
myPath1.Fill = mySolidColorBrush
' Create the rectangle.
' This RectangleGeometry specifies a rectangle that is 100 pixels high and
' 150 wide. The left side of the rectangle is 10 pixels from the left of the
' Canvas and the top side of the rectangle is 100 pixels from the top of the Canvas.
' Note: You could alternatively use the Rect Constructor to create this:
' Dim myRect1 As New Rect(10,100,150,100")
Dim myRect1 As New Rect()
myRect1.X = 10
myRect1.Y = 100
myRect1.Width = 150
myRect1.Height = 100
Dim myRectangleGeometry1 As New RectangleGeometry()
myRectangleGeometry1.Rect = myRect1
Dim myGeometryGroup1 As New GeometryGroup()
myGeometryGroup1.Children.Add(myRectangleGeometry1)
myPath1.Data = myGeometryGroup1
Dim myPath2 As New Path()
myPath2.Stroke = Brushes.Black
myPath2.StrokeThickness = 1
myPath2.Fill = mySolidColorBrush
' Create the rectangle.
' This Rect uses the Size property to specify a height of 50 and width
' of 200. The Location property uses a Point value to determine the location of the
' top-left corner of the rectangle.
Dim myRect2 As New Rect()
myRect2.Size = New Size(50, 200)
myRect2.Location = New Point(300, 100)
Dim myRectangleGeometry2 As New RectangleGeometry()
myRectangleGeometry2.Rect = myRect2
Dim myGeometryGroup2 As New GeometryGroup()
myGeometryGroup2.Children.Add(myRectangleGeometry2)
myPath2.Data = myGeometryGroup2
' Add path shape to the UI.
Dim myCanvas As New Canvas()
myCanvas.Children.Add(myPath1)
myCanvas.Children.Add(myPath2)
Me.Content = myCanvas
End Sub
End Class
End Namespace
The following example shows how to use code to create a rectangle and add it to the page. The example also illustrates how to find size and coordinate information about the new rectangle and render the information in a TextBox below the rectangle.
// Create a rectangle and add it to the page. Also,
// find size and coordinate information about this
// new rectangle and render information in a TextBox
// below the rectangle.
private StackPanel createRectExample1()
{
// Initialize new rectangle.
Rect myRectangle = new Rect();
// The Location property specifies the coordinates of the upper left-hand
// corner of the rectangle. Set the Location property to an X coordinate of 10 and a
// Y coordinate of 5.
myRectangle.Location = new Point(10, 5);
// Set the Size property of the rectangle with a width of 200
// and a height of 50.
myRectangle.Size = new Size(200, 50);
RectangleGeometry myRectangleGeometry = new RectangleGeometry();
myRectangleGeometry.Rect = myRectangle;
// This path is defined by the rectangle.
Path myPath = new Path();
myPath.Fill = Brushes.LemonChiffon;
myPath.Stroke = Brushes.Black;
myPath.StrokeThickness = 1;
myPath.Data = myRectangleGeometry;
//////////// Create string of rectangle property information /////////////
// This string will contain all the size and coordinate property
// information about the rectangle.
/////////////////////////////////////////////////////////////////////////
string rectInfo = "Rectangle Property Information: ";
// Bottom property gets the y-axis value of the bottom of the rectangle.
// For this rectangle the value is 55.
rectInfo = rectInfo + "Bottom: " + myRectangle.Bottom;
// BottomLeft property gets the coordinates of the bottom left corner of the rectangle.
// For this rectangle the value is 10,55.
rectInfo = rectInfo + "| BottomLeft: " + myRectangle.BottomLeft;
// BottomRight property gets the coordinates of the bottom right corner of the rectangle.
// For this rectangle the value is 210,55.
rectInfo = rectInfo + "| BottomRight: " + myRectangle.BottomRight;
// Height property gets or sets the height of the rectangle.
// For this rectangle the value is 50.
rectInfo = rectInfo + "| Height: " + myRectangle.Height;
// Width property gets or sets the width of the rectangle.
// For this rectangle the value is 200.
rectInfo = rectInfo + "| Width: " + myRectangle.Width;
// Left property gets the x-axis position of the left side of the rectangle which is
// equivalent to getting the rectangle's X property.
// For this rectangle the value is 10.
rectInfo = rectInfo + "| Left: " + myRectangle.Left;
// Location property gets or sets the position of the rectangle's top-left corner.
// For this rectangle the value is 10,5.
rectInfo = rectInfo + "| Location: " + myRectangle.Location;
// Right property gets the x-axis value of the right side of the rectangle.
// For this rectangle the value is 210.
rectInfo = rectInfo + "| Right: " + myRectangle.Right;
// Size property gets or sets the width and height of the rectangle.
// For this rectangle the value is 200,50.
rectInfo = rectInfo + "| Size: " + myRectangle.Size;
// Top property gets the y-axis position of the top of the rectangle which is
// equivalent to getting the rectangle's Y property.
// For this rectangle the value is 5.
rectInfo = rectInfo + "| Top: " + myRectangle.Top;
// TopLeft property gets the position of the top-left corner of the rectangle, which
// is equivalent to (X, Y).
// For this rectangle the value is 10,5.
rectInfo = rectInfo + "| TopLeft: " + myRectangle.TopLeft;
// TopRight property gets the position of the top-left corner of the rectangle, which
// is equivalent to (X + Width, Y).
// For this rectangle the value is 210,5.
rectInfo = rectInfo + "| TopRight: " + myRectangle.TopRight;
// X property gets or sets the location of the rectangle's left side.
// For this rectangle the value is 10.
rectInfo = rectInfo + "| X: " + myRectangle.X;
// Y property gets or sets the location of the rectangle's top side.
// For this rectangle the value is 5.
rectInfo = rectInfo + "| Y: " + myRectangle.Y;
//////// End of creating string containing rectangle property information ////////
// This StackPanel will contain the rectangle and TextBlock.
StackPanel parentPanel = new StackPanel();
// Add the rectangle path to the StackPanel. This will display the rectangle.
parentPanel.Children.Add(myPath);
// Add a TextBlock to display the rectangle's size and coordinate information.
TextBlock myTextBlock = new TextBlock();
myTextBlock.Text = rectInfo;
parentPanel.Children.Add(myTextBlock);
// Return the parent container to be displayed to the screen.
return parentPanel;
}
