■ Label 클래스 : 외곽선 텍스트 사용하기

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TestProject.zip


OutlineTextLabel.cs

 

 

using System;

using System.ComponentModel;

using System.Drawing;

using System.Drawing.Drawing2D;

using System.Windows.Forms;

 

namespace TestProject

{

    /// <summary>

    /// 외곽선 레이블

    /// </summary>

    public partial class OutlineTextLabel : Label

    {

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

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

 

        #region Field

 

        /// <summary>

        /// 테두리 크기

        /// </summary>

        private float borderSize;

 

        /// <summary>

        /// 테두리 색상

        /// </summary>

        private Color borderColor;

 

        /// <summary>

        /// 전경색 브러시

        /// </summary>

        private SolidBrush foregroundColorBrush;

 

        /// <summary>

        /// 그리기 크기

        /// </summary>

        private SizeF drawSize;

 

        /// <summary>

        /// 그리기 포인트

        /// </summary>

        private PointF drawPoint;

 

        /// <summary>

        /// 그리기 펜

        /// </summary>

        private Pen drawPen;

 

        /// <summary>

        /// 그리기 경로

        /// </summary>

        private GraphicsPath drawPath;

 

        /// <summary>

        /// 빈 포인트

        /// </summary>

        private PointF emptyPoint = PointF.Empty;

 

        #endregion

 

        //////////////////////////////////////////////////////////////////////////////////////////////////// Property

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

 

        #region 테두리 크기 - BorderSize

 

        /// <summary>

        /// 테두리 크기

        /// </summary>

        [Category("OutlineTextLabel")]

        [Browsable(true)]

        [DefaultValue(1f)]

        [Description("테두리 두께")]

        public float BorderSize

        {

            get

            {

                return this.borderSize;

            }

            set

            {

                this.borderSize = value;

 

                if(value == 0)

                {

                    this.drawPen.Color = Color.Transparent;

                }

                else

                {

                    this.drawPen.Color = this.BorderColor;

 

                    this.drawPen.Width = value;

                }

 

                OnTextChanged(EventArgs.Empty);

            }

        }

 

        #endregion

        #region 테두리 색상 - BorderColor

 

        /// <summary>

        /// 테두리 색상

        /// </summary>

        [Category("OutlineTextLabel")]

        [Browsable(true)]

        [DefaultValue(typeof(Color), "White")]

        [Description("테두리 색상")]

        public Color BorderColor

        {

            get

            {

                return this.borderColor;

            }

            set

            {

                this.borderColor = value;

 

                if(this.BorderSize != 0)

                {

                    this.drawPen.Color = value;

                }

 

                Invalidate();

            }

        }

 

        #endregion

 

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

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

 

        #region 생성자 - OutlineTextLabel()

 

        /// <summary>

        /// 생성자

        /// </summary>

        public OutlineTextLabel()

        {

            this.borderSize           = 1f;

            this.borderColor          = Color.White;

            this.drawPen              = new Pen(new SolidBrush(this.borderColor), this.borderSize);

            this.drawPath             = new GraphicsPath();

            this.foregroundColorBrush = new SolidBrush(this.ForeColor);

 

            Invalidate();

        }

 

        #endregion

 

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

        ////////////////////////////////////////////////////////////////////////////////////////// Protected

 

        #region 전경색 변경시 처리하기 - OnForeColorChanged(e)

 

        /// <summary>

        /// 전경색 변경시 처리하기

        /// </summary>

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

        protected override void OnForeColorChanged(EventArgs e)

        {

            this.foregroundColorBrush.Color = base.ForeColor;

 

            base.OnForeColorChanged(e);

        }

 

        #endregion

        #region 페인트시 처리하기 - OnPaint(e)

 

        /// <summary>

        /// 페인트시 처리하기

        /// </summary>

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

        protected override void OnPaint(PaintEventArgs e)

        {

            if(Text.Length == 0)

            {

                return;

            }

 

            e.Graphics.SmoothingMode      = SmoothingMode.AntiAlias;

            e.Graphics.CompositingQuality = CompositingQuality.HighQuality;

 

            this.drawSize = e.Graphics.MeasureString

            (

                Text,

                Font,

                this.emptyPoint,

                StringFormat.GenericTypographic

            );

            

            if(AutoSize)

            {

                this.drawPoint.X = this.Padding.Left;

                this.drawPoint.Y = this.Padding.Top;

            }

            else

            {

                if

                (

                    TextAlign == ContentAlignment.TopLeft    ||

                    TextAlign == ContentAlignment.MiddleLeft ||

                    TextAlign == ContentAlignment.BottomLeft

                )

                {

                    this.drawPoint.X = this.Padding.Left;

                }

                else if

                (

                    TextAlign == ContentAlignment.TopCenter    ||

                    TextAlign == ContentAlignment.MiddleCenter ||

                    TextAlign == ContentAlignment.BottomCenter

                )

                {

                    this.drawPoint.X = (Width - this.drawSize.Width) / 2;

                }

                else

                {

                    this.drawPoint.X = Width - (Padding.Right + this.drawSize.Width);

                }

 

                if

                (

                    TextAlign == ContentAlignment.TopLeft   ||

                    TextAlign == ContentAlignment.TopCenter ||

                    TextAlign == ContentAlignment.TopRight

                )

                {

                    this.drawPoint.Y = Padding.Top;

                }

                else if

                (

                    TextAlign == ContentAlignment.MiddleLeft   ||

                    TextAlign == ContentAlignment.MiddleCenter ||

                    TextAlign == ContentAlignment.MiddleRight

                )

                {

                    this.drawPoint.Y = (Height - this.drawSize.Height) / 2;

                }

                else

                {

                    this.drawPoint.Y = Height - (Padding.Bottom + this.drawSize.Height);

                }

            }

 

            float fontSize = e.Graphics.DpiY * Font.SizeInPoints / 72;

            

            this.drawPath.Reset();

 

            this.drawPath.AddString

            (

                Text,

                Font.FontFamily,

                (int)Font.Style,

                fontSize,

                this.drawPoint,

                StringFormat.GenericTypographic

            );

 

            e.Graphics.FillPath(this.foregroundColorBrush, this.drawPath);

 

            e.Graphics.DrawPath(this.drawPen, this.drawPath);

        }

 

        #endregion

 

        #region 리소스 해제하기 - Dispose(disposing)

 

        /// <summary>

        /// 리소스 해제하기

        /// </summary>

        /// <param name="disposing">리소스 해제 여부</param>

        protected override void Dispose(bool disposing)

        {

            if(disposing)

            {

                if(this.foregroundColorBrush != null)

                {

                    this.foregroundColorBrush.Dispose();

                }

 

                if(this.drawPath != null)

                {

                    this.drawPath.Dispose();

                }

 

                if(this.drawPen != null)

                {

                    this.drawPen.Dispose();

                }

            }

 

            base.Dispose(disposing);

        }

 

        #endregion

    }

}

 

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Posted by 사용자 icodebroker
TAG

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