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Graphics.FillRectangle Method (Brush, RectangleF)

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

Namespace:  System.Drawing
Assembly:  System.Drawing (in System.Drawing.dll)
public void FillRectangle(
	Brush brush,
	RectangleF rect
)

Parameters

brush
Type: System.Drawing.Brush
Brush that determines the characteristics of the fill.
rect
Type: System.Drawing.RectangleF
RectangleF 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 FillRectangleRectangleF(PaintEventArgs e)
{

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

    // Create rectangle.
    RectangleF rect = new RectangleF(0.0F, 0.0F, 200.0F, 200.0F);

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


.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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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