[C#/WINFORM] Control 클래스 : 컨트롤 비트맵 구하기

using System.Drawing;
using System.Windows.Forms;

#region 비트맵 구하기 - GetBitmap(sourceControl, targetSize)

/// <summary>
/// 비트맵 구하기
/// </summary>
/// <param name="sourceControl">소스 컨트롤</param>
/// <param name="targetSize">타겟 크기</param>
/// <returns>비트맵</returns>
public Bitmap GetBitmap(Control sourceControl, Size targetSize)
{
    Size formSize = sourceControl.Size;

    Rectangle rectangle = new Rectangle(new Point(0, 0), formSize);

    Bitmap sourceBitmap = new Bitmap(formSize.Width, formSize.Height);

    sourceControl.DrawToBitmap(sourceBitmap, rectangle);

    Bitmap targetBitmap = new Bitmap(targetSize.Width, targetSize.Height);

    Graphics targetGraphics = Graphics.FromImage(targetBitmap);

    rectangle.Size = targetSize;

    targetGraphics.DrawImage(sourceBitmap, rectangle);

    return targetBitmap;
}

#endregion