ایجاد طیف رنگ (Gradient) بعنوان پشت زمینه ی کنترلها

using System.Drawing.Drawing2D;

using System.Drawing;

public void PaintGradient(Control _control, LinearGradientMode _direction, Color _gradientColorStart, Color _gradientColorEnd) { LinearGradientBrush gradBrush;

gradBrush = new LinearGradientBrush(new Rectangle(0, 0, _control.Width, _control.Height), _gradientColorStart, _gradientColorEnd, _direction); Bitmap bmp = new Bitmap(_control.Width, _control.Height);

Graphics g = Graphics.FromImage(bmp);

g.FillRectangle(gradBrush, new Rectangle(0, 0, _control.Width, _control.Height));

_control.BackgroundImage = bmp; _control.BackgroundImageLayout = ImageLayout.Stretch; }

private void Form1_Paint(object sender, PaintEventArgs e)
{
    PaintGradient(this, LinearGradientMode.Vertical, Color.RoyalBlue, Color.DarkBlue);
}