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■ 안티-알리아싱으로 그리는 경우 투명도 사용하기

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TestProject.zip


MainForm.cs

 

 

using System;

using System.Drawing;

using System.Drawing.Drawing2D;

using System.Windows.Forms;

 

namespace TestProject

{

    /// <summary>

    /// 메인 폼

    /// </summary>

    public partial class MainForm : Form

    {

        //////////////////////////////////////////////////////////////////////////////////////////////////// Field

        ////////////////////////////////////////////////////////////////////////////////////////// Private

 

        #region Field

 

        /// <summary>

        /// 비트맵 1

        /// </summary>

        private Bitmap bitmap1;

        

        /// <summary>

        /// 비트맵 2

        /// </summary>

        private Bitmap bitmap2;

 

        #endregion

 

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor

        ////////////////////////////////////////////////////////////////////////////////////////// Public

 

        #region 생성자 - MainForm()

 

        /// <summary>

        /// 생성자

        /// </summary>

        public MainForm()

        {

            InitializeComponent();

 

            Load                   += Form_Load;

            this.pictureBox1.Paint += pictureBox1_Paint;

            this.pictureBox2.Paint += pictureBox2_Paint;

        }

 

        #endregion

 

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method

        ////////////////////////////////////////////////////////////////////////////////////////// Private

        //////////////////////////////////////////////////////////////////////////////// Event

 

        #region 폼 로드시 처리하기 - Form_Load(sender, e)

 

        /// <summary>

        /// 폼 로드시 처리하기

        /// </summary>

        /// <param name="sender">이벤트 발생자</param>

        /// <param name="e">이벤트 인자</param>

        private void Form_Load(object sender, EventArgs e)

        {

            int width  = this.pictureBox1.ClientSize.Width;

            int height = this.pictureBox1.ClientSize.Height;

 

            this.bitmap1 = new Bitmap(width, height);

 

            using(Graphics graphics = Graphics.FromImage(this.bitmap1))

            {

                graphics.SmoothingMode = SmoothingMode.AntiAlias;

 

                graphics.Clear(Color.White);

 

                DrawSmiley(graphics, this.pictureBox1.ClientRectangle, 10);

 

                this.bitmap1.MakeTransparent(Color.White);

            }

 

            this.bitmap2 = new Bitmap(width, height);

 

            using(Graphics graphics = Graphics.FromImage(this.bitmap2))

            {

                graphics.SmoothingMode = SmoothingMode.AntiAlias;

 

                graphics.Clear(Color.Transparent);

 

                DrawSmiley(graphics, this.pictureBox1.ClientRectangle, 10);

            }

        }

 

        #endregion

        #region 픽처 박스 1 페인트시 처리하기 - pictureBox1_Paint(sender, e)

 

        /// <summary>

        /// 픽처 박스 1 페인트시 처리하기

        /// </summary>

        /// <param name="sender">이벤트 발생자</param>

        /// <param name="e">이벤트 인자</param>

        private void pictureBox1_Paint(object sender, PaintEventArgs e)

        {

            e.Graphics.Clear(Color.Blue);

 

            e.Graphics.DrawImage(this.bitmap1, 0, 0);

        }

 

        #endregion

        #region 픽처 박스 2 페인트시 처리하기 - pictureBox2_Paint(sender, e)

 

        /// <summary>

        /// 픽처 박스 2페인트시 처리하기

        /// </summary>

        /// <param name="sender">이벤트 발생자</param>

        /// <param name="e">이벤트 인자</param>

        private void pictureBox2_Paint(object sender, PaintEventArgs e)

        {

            e.Graphics.Clear(Color.Blue);

 

            e.Graphics.DrawImage(this.bitmap2, 0, 0);

        }

 

        #endregion

 

        //////////////////////////////////////////////////////////////////////////////// Function

 

        #region 웃는 얼굴 그리기 - DrawSmiley(graphics, rectangle, width)

 

        /// <summary>

        /// 웃는 얼굴 그리기

        /// </summary>

        /// <param name="graphics">그래픽스</param>

        /// <param name="rectangle">사각형</param>

        /// <param name="width">너비</param>

        private void DrawSmiley(Graphics graphics, Rectangle rectangle, int width)

        {

            rectangle.Inflate(-4, -4);

 

            using(Pen pen = new Pen(Color.Black, width))

            {

                // 얼굴

                Rectangle faceRectangle = new Rectangle

                (

                    rectangle.Left + width / 2,

                    rectangle.Top  + width / 2,

                    rectangle.Width - width,

                    rectangle.Height - width

                );

 

                graphics.FillEllipse(Brushes.Yellow, faceRectangle);

 

                graphics.DrawEllipse(pen, faceRectangle);

 

                // 입

                pen.Width /= 2;

 

                faceRectangle.Inflate(-30, -30);

 

                graphics.DrawArc(pen, faceRectangle, 10, 160);

 

                // 왼쪽 눈

                int eyeWidth  = (int)(rectangle.Width  * 0.2 );

                int eyeHeight = (int)(rectangle.Height * 0.25);

 

                Rectangle eyeRectangle = new Rectangle

                (

                    (int)(rectangle.Left + rectangle.Width  * 0.25),

                    (int)(rectangle.Top  + rectangle.Height * 0.20),

                    eyeWidth,

                    eyeHeight

                );

 

                graphics.FillEllipse(Brushes.LightBlue, eyeRectangle);

 

                graphics.DrawEllipse(pen, eyeRectangle);

 

                Rectangle pupilRectangle = new Rectangle

                (

                    eyeRectangle.Left + eyeWidth  / 2,

                    eyeRectangle.Top  + eyeHeight / 4,

                    eyeWidth  / 2,

                    eyeHeight / 2

                );

 

                graphics.FillEllipse(Brushes.Black, pupilRectangle);

 

                graphics.DrawEllipse(pen, pupilRectangle);

 

                // 오른쪽 눈

                eyeRectangle = new Rectangle

                (

                    (int)(rectangle.Right - rectangle.Width  * 0.25) - eyeWidth,

                    (int)(rectangle.Top   + rectangle.Height * 0.20),

                    eyeWidth,

                    eyeHeight

                );

 

                graphics.FillEllipse(Brushes.LightBlue, eyeRectangle);

 

                graphics.DrawEllipse(pen, eyeRectangle);

 

                pupilRectangle = new Rectangle

                (

                    eyeRectangle.Left + eyeWidth  / 2,

                    eyeRectangle.Top  + eyeHeight / 4,

                    eyeWidth  / 2,

                    eyeHeight / 2

                );

 

                graphics.FillEllipse(Brushes.Black, pupilRectangle);

 

                graphics.DrawEllipse(pen, pupilRectangle);

 

                // 코

                Rectangle noseRectangle = new Rectangle

                (

                    (int)(rectangle.Left + rectangle.Width / 2) - eyeWidth / 2,

                    (int)(rectangle.Top  + rectangle.Height * 0.45),

                    eyeWidth,

                    eyeWidth

                );

 

                graphics.FillEllipse(Brushes.LightGreen, noseRectangle);

 

                graphics.DrawEllipse(pen, noseRectangle);

            }

        }

 

        #endregion

    }

}

 

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Posted by 사용자 icodebroker

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