[C#/WINFORM] 커스텀 안티-알리아싱 만들기

■ 커스텀 안티-알리아싱을 만드는 방법을 보여준다.

▶ MainForm.cs


using System;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Drawing.Text;
using System.Globalization;
using System.Windows.Forms;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 아쿠아 버튼
        /// </summary>
        private AquaButtonDrawingObject aquaButton = new AquaButtonDrawingObject();

        /// <summary>
        /// 고양이
        /// </summary>
        private CatDrawingObject cat = new CatDrawingObject();

        /// <summary>
        /// 그리기 객체
        /// </summary>
        private IDrawingObject drawingObject = null;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

        /// <summary>
        /// 생성자
        /// </summary>
        public MainForm()
        {
            InitializeComponent();

            SetStyle(ControlStyles.DoubleBuffer, true);
            SetStyle(ControlStyles.AllPaintingInWmPaint, true);
            SetStyle(ControlStyles.ResizeRedraw, true);

            this.drawingObject = this.cat;

            this.catMenuItem.Checked = true;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private
        //////////////////////////////////////////////////////////////////////////////// Event

        #region 폼 페인트시 처리하기 - Form_Paint(sender, e)

        /// <summary>
        /// 폼 페인트시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void Form_Paint(object sender, PaintEventArgs e)
        {
            StringFormat format = new StringFormat();

            format.Alignment     = StringAlignment.Center;
            format.LineAlignment = StringAlignment.Center;

            Font font = new Font("Arial", 13);

            SolidBrush whiteBrush = new SolidBrush(Color.White);

            PerformanceHelper performanceHelper = new PerformanceHelper();

            SolidBrush blueBrush       = new SolidBrush(Color.RoyalBlue);
            SolidBrush cornflowerBrush = new SolidBrush(Color.CornflowerBlue);

            double rectangleWidth = ClientRectangle.Width / 3d;
            double startTime;
            double originalExecutionTime;
            double standardExecutionTime;
            double customExecutionTime;

            Rectangle originalRectangle = new Rectangle(ClientRectangle.Left                         , ClientRectangle.Top, (int)rectangleWidth, ClientRectangle.Height);
            Rectangle standardRectangle = new Rectangle((int)(ClientRectangle.Left  + rectangleWidth), ClientRectangle.Top, (int)rectangleWidth, ClientRectangle.Height);
            Rectangle customRectangle   = new Rectangle((int)(ClientRectangle.Right - rectangleWidth), ClientRectangle.Top, (int)rectangleWidth, ClientRectangle.Height);

            Rectangle originalDrawingRectangle = new Rectangle(originalRectangle.Left, originalRectangle.Bottom - 60, originalRectangle.Width, 60);
            Rectangle standardDrawingRectangle = new Rectangle(standardRectangle.Left, standardRectangle.Bottom - 60, standardRectangle.Width, 60);
            Rectangle customDrawingRectangle   = new Rectangle(customRectangle.Left  , customRectangle.Bottom   - 60, customRectangle.Width  , 60);

            Rectangle topLabelRectangle = new Rectangle(ClientRectangle.Left, ClientRectangle.Top, ClientRectangle.Width, 60);

            e.Graphics.FillRectangle(blueBrush      , ClientRectangle  );
            e.Graphics.FillRectangle(cornflowerBrush, standardRectangle);

            originalRectangle.Inflate(new Size(-originalRectangle.Height / 15, -originalRectangle.Height / 15));
            standardRectangle.Inflate(new Size(-standardRectangle.Height / 15, -standardRectangle.Height / 15));
            customRectangle.Inflate  (new Size(-customRectangle.Height   / 15, -customRectangle.Height   / 15));

            e.Graphics.TextRenderingHint = TextRenderingHint.AntiAlias;
            e.Graphics.SmoothingMode     = SmoothingMode.None;

            startTime = performanceHelper.ElapsedTime;

            drawingObject.Paint(e.Graphics, originalRectangle, 1.0f);

            originalExecutionTime = performanceHelper.ElapsedTime - startTime;

            e.Graphics.SmoothingMode = SmoothingMode.None;

            startTime = performanceHelper.ElapsedTime;

            e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;

            drawingObject.Paint(e.Graphics, standardRectangle);

            standardExecutionTime = performanceHelper.ElapsedTime - startTime;

            e.Graphics.SmoothingMode = SmoothingMode.None;

            startTime = performanceHelper.ElapsedTime;

            drawingObject.Paint(e.Graphics, customRectangle);

            customExecutionTime = performanceHelper.ElapsedTime - startTime;

            NumberFormatInfo numberFormatInfo = new CultureInfo("en-US", false).NumberFormat;

            numberFormatInfo.NumberDecimalDigits = 3;

            e.Graphics.DrawString("GDI+ No AntiAlias\n(" + originalExecutionTime.ToString("N", numberFormatInfo) + "s)", font, whiteBrush, originalDrawingRectangle, format);
            e.Graphics.DrawString("GDI+ AntiAlias\n("    + standardExecutionTime.ToString("N", numberFormatInfo) + "s)", font, whiteBrush, standardDrawingRectangle, format);
            e.Graphics.DrawString("Custom AntiAlias\n("  + customExecutionTime.ToString  ("N", numberFormatInfo) + "s)", font, whiteBrush, customDrawingRectangle  , format);

            RectangleF boundRectangle = drawingObject.GetBoundingRectangle(drawingObject.GetStandardTransform(standardRectangle));

            e.Graphics.DrawString(((int)(boundRectangle.Width + 0.5)) + "×" + ((int)(boundRectangle.Height + 0.5)), font, whiteBrush, topLabelRectangle, format);
        }

        #endregion

        #region 아쿠아 버튼 메뉴 항목 클릭시 처리하기 - acuaButtonMenuItem_Click(sender, e)

        /// <summary>
        /// 아쿠아 버튼 메뉴 항목 클릭시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void acuaButtonMenuItem_Click(object sender, EventArgs e)
        {
            this.aquaButtonMenuItem.Checked = true;
            this.catMenuItem.Checked        = false;

            this.drawingObject = this.aquaButton;

            Invalidate();
        }

        #endregion
        #region 고양이 메뉴 항목 클릭시 처리하기 - catMenuItem_Click(sender, e)

        /// <summary>
        /// 고야이 메뉴 항목 클릭시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void catMenuItem_Click(object sender, EventArgs e)
        {
            this.aquaButtonMenuItem.Checked = false;
            this.catMenuItem.Checked        = true;

            this.drawingObject = this.cat;

            Invalidate();
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Drawing.Drawing2D;

using System.Drawing.Text;

using System.Globalization;

using System.Windows.Forms;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

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

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

#region Field

/// <summary>

/// 아쿠아 버튼

/// </summary>

private AquaButtonDrawingObject aquaButton = new AquaButtonDrawingObject();

/// <summary>

/// 고양이

/// </summary>

private CatDrawingObject cat = new CatDrawingObject();

/// <summary>

/// 그리기 객체

/// </summary>

private IDrawingObject drawingObject = null;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

SetStyle(ControlStyles.DoubleBuffer, true);

SetStyle(ControlStyles.AllPaintingInWmPaint, true);

SetStyle(ControlStyles.ResizeRedraw, true);

this.drawingObject = this.cat;

this.catMenuItem.Checked = true;

}

#endregion

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

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

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

#region 폼 페인트시 처리하기 - Form_Paint(sender, e)

/// <summary>

/// 폼 페인트시 처리하기

/// </summary>

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

/// <param name="e">이벤트 인자</param>

private void Form_Paint(object sender, PaintEventArgs e)

{

StringFormat format = new StringFormat();

format.Alignment = StringAlignment.Center;

format.LineAlignment = StringAlignment.Center;

Font font = new Font("Arial", 13);

SolidBrush whiteBrush = new SolidBrush(Color.White);

PerformanceHelper performanceHelper = new PerformanceHelper();

SolidBrush blueBrush = new SolidBrush(Color.RoyalBlue);

SolidBrush cornflowerBrush = new SolidBrush(Color.CornflowerBlue);

double rectangleWidth = ClientRectangle.Width / 3d;

double startTime;

double originalExecutionTime;

double standardExecutionTime;

double customExecutionTime;

Rectangle originalRectangle = new Rectangle(ClientRectangle.Left , ClientRectangle.Top, (int)rectangleWidth, ClientRectangle.Height);

Rectangle standardRectangle = new Rectangle((int)(ClientRectangle.Left + rectangleWidth), ClientRectangle.Top, (int)rectangleWidth, ClientRectangle.Height);

Rectangle customRectangle = new Rectangle((int)(ClientRectangle.Right - rectangleWidth), ClientRectangle.Top, (int)rectangleWidth, ClientRectangle.Height);

Rectangle originalDrawingRectangle = new Rectangle(originalRectangle.Left, originalRectangle.Bottom - 60, originalRectangle.Width, 60);

Rectangle standardDrawingRectangle = new Rectangle(standardRectangle.Left, standardRectangle.Bottom - 60, standardRectangle.Width, 60);

Rectangle customDrawingRectangle = new Rectangle(customRectangle.Left , customRectangle.Bottom - 60, customRectangle.Width , 60);

Rectangle topLabelRectangle = new Rectangle(ClientRectangle.Left, ClientRectangle.Top, ClientRectangle.Width, 60);

e.Graphics.FillRectangle(blueBrush , ClientRectangle );

e.Graphics.FillRectangle(cornflowerBrush, standardRectangle);

originalRectangle.Inflate(new Size(-originalRectangle.Height / 15, -originalRectangle.Height / 15));

standardRectangle.Inflate(new Size(-standardRectangle.Height / 15, -standardRectangle.Height / 15));

customRectangle.Inflate (new Size(-customRectangle.Height / 15, -customRectangle.Height / 15));

e.Graphics.TextRenderingHint = TextRenderingHint.AntiAlias;

e.Graphics.SmoothingMode = SmoothingMode.None;

startTime = performanceHelper.ElapsedTime;

drawingObject.Paint(e.Graphics, originalRectangle, 1.0f);

originalExecutionTime = performanceHelper.ElapsedTime - startTime;

e.Graphics.SmoothingMode = SmoothingMode.None;

startTime = performanceHelper.ElapsedTime;

e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;

drawingObject.Paint(e.Graphics, standardRectangle);

standardExecutionTime = performanceHelper.ElapsedTime - startTime;

e.Graphics.SmoothingMode = SmoothingMode.None;

startTime = performanceHelper.ElapsedTime;

drawingObject.Paint(e.Graphics, customRectangle);

customExecutionTime = performanceHelper.ElapsedTime - startTime;

NumberFormatInfo numberFormatInfo = new CultureInfo("en-US", false).NumberFormat;

numberFormatInfo.NumberDecimalDigits = 3;

e.Graphics.DrawString("GDI+ No AntiAlias\n(" + originalExecutionTime.ToString("N", numberFormatInfo) + "s)", font, whiteBrush, originalDrawingRectangle, format);

e.Graphics.DrawString("GDI+ AntiAlias\n(" + standardExecutionTime.ToString("N", numberFormatInfo) + "s)", font, whiteBrush, standardDrawingRectangle, format);

e.Graphics.DrawString("Custom AntiAlias\n(" + customExecutionTime.ToString ("N", numberFormatInfo) + "s)", font, whiteBrush, customDrawingRectangle , format);

RectangleF boundRectangle = drawingObject.GetBoundingRectangle(drawingObject.GetStandardTransform(standardRectangle));

e.Graphics.DrawString(((int)(boundRectangle.Width + 0.5)) + "×" + ((int)(boundRectangle.Height + 0.5)), font, whiteBrush, topLabelRectangle, format);

}

#endregion

#region 아쿠아 버튼 메뉴 항목 클릭시 처리하기 - acuaButtonMenuItem_Click(sender, e)

/// <summary>

/// 아쿠아 버튼 메뉴 항목 클릭시 처리하기

/// </summary>

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

/// <param name="e">이벤트 인자</param>

private void acuaButtonMenuItem_Click(object sender, EventArgs e)

{

this.aquaButtonMenuItem.Checked = true;

this.catMenuItem.Checked = false;

this.drawingObject = this.aquaButton;

Invalidate();

}

#endregion

#region 고양이 메뉴 항목 클릭시 처리하기 - catMenuItem_Click(sender, e)

/// <summary>

/// 고야이 메뉴 항목 클릭시 처리하기

/// </summary>

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

/// <param name="e">이벤트 인자</param>

private void catMenuItem_Click(object sender, EventArgs e)

{

this.aquaButtonMenuItem.Checked = false;

this.catMenuItem.Checked = true;

this.drawingObject = this.cat;

Invalidate();

}

#endregion

}

TestProject.zip