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Graphics.FillRectangle Method (Brush, Rectangle)

Fills the interior of a rectangle specified by a Rectangle structure.

Namespace:  System.Drawing
Assembly:  System.Drawing (in System.Drawing.dll)

public void FillRectangle(
	Brush brush,
	Rectangle rect
)

Parameters

brush
Type: System.Drawing.Brush

Brush that determines the characteristics of the fill.

rect
Type: System.Drawing.Rectangle

Rectangle structure that represents the rectangle to fill.

ExceptionCondition
ArgumentNullException

brush is null.

This method fills the interior of the rectangle defined by the rect parameter, including the specified upper-left corner and up to the calculated lower and bottom edges.

The following code example is designed for use with Windows Forms, and it requires PaintEventArgs e, which is a parameter of the Paint event handler. The code performs the following action:

  • Creates a solid blue brush.

  • Creates a rectangle.

  • Fills the rectangular area on the screen.

private void FillRectangleRectangle(PaintEventArgs e)
{

    // Create solid brush.
    SolidBrush blueBrush = new SolidBrush(Color.Blue);

    // Create rectangle.
    Rectangle rect = new Rectangle(0, 0, 200, 200);

    // Fill rectangle to screen.
    e.Graphics.FillRectangle(blueBrush, rect);
}

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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