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[C#/WINFORM/TEECHART] ChartImage 클래스 : 시리즈 배경 이미지 만들기

■ ChartImage 클래스를 사용해 시리즈 배경 이미지를 만드는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Drawing;
using Steema.TeeChart.Styles;
using Steema.TeeChart.Tools;

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

        #region Field

        /// <summary>
        /// 등고선 지도
        /// </summary>
        private Contour contour;

        /// <summary>
        /// 포인트 시리즈
        /// </summary>
        private Points points;

        /// <summary>
        /// 차트 이미지
        /// </summary>
        private ChartImage chartImage;

        /// <summary>
        /// 이전 확대/축소
        /// </summary>
        private int previousZoom = -1;

        #endregion

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

        #region 생성자 - MainForm()

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

            this.zoomHScrollBar.Maximum = 200;
            this.zoomHScrollBar.Value   = 100;
            this.zoomHScrollBar.Minimum = 50;

            Text = "ChartImage 클래스 : 시리즈 배경 이미지 사용하기";

            this.tChart.Panel.Pen = new ChartPen(Color.Black);

            this.contour = new Contour(this.tChart.Chart);

            this.contour.ColorEach   = true;
            this.contour.Brush.Color = Color.Red;

            this.contour.FillSampleValues(20);

            this.points = new Points(this.tChart.Chart);

            this.points.ColorEach = true;

            Random random = new Random();

            for(int i = 0; i < 50; i++)
            {
                this.points.Add(1.0 + random.Next(20), 1.0 + random.Next(20));
            }

            this.points.Pointer.InflateMargins = false;

            this.chartImage = new ChartImage(this.tChart.Chart);

            this.chartImage.Series = this.contour;
            this.chartImage.Image  = Properties.Resources.background;

            this.zoomHScrollBar.ValueChanged += zoomHScrollBar_ValueChanged;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 확대/축소 수평 스크롤바 값 변경시 처리하기 - zoomHScrollBar_ValueChanged(sender, e)

        /// <summary>
        /// 확대/축소 수평 스크롤바 값 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void zoomHScrollBar_ValueChanged(object sender, EventArgs e)
        {
            if(this.zoomHScrollBar.Value > this.previousZoom)
            {
                this.tChart.Zoom.ZoomPercent(105);
            }
            else if(this.zoomHScrollBar.Value < this.previousZoom)
            {
                this.tChart.Zoom.ZoomPercent(95);
            }

            this.previousZoom = this.zoomHScrollBar.Value;
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Drawing;

using Steema.TeeChart.Styles;

using Steema.TeeChart.Tools;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

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

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

#region Field

/// <summary>

/// 등고선 지도

/// </summary>

private Contour contour;

/// <summary>

/// 포인트 시리즈

/// </summary>

private Points points;

/// <summary>

/// 차트 이미지

/// </summary>

private ChartImage chartImage;

/// <summary>

/// 이전 확대/축소

/// </summary>

private int previousZoom = -1;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

this.zoomHScrollBar.Maximum = 200;

this.zoomHScrollBar.Value = 100;

this.zoomHScrollBar.Minimum = 50;

Text = "ChartImage 클래스 : 시리즈 배경 이미지 사용하기";

this.tChart.Panel.Pen = new ChartPen(Color.Black);

this.contour = new Contour(this.tChart.Chart);

this.contour.ColorEach = true;

this.contour.Brush.Color = Color.Red;

this.contour.FillSampleValues(20);

this.points = new Points(this.tChart.Chart);

this.points.ColorEach = true;

Random random = new Random();

for(int i = 0; i < 50; i++)

{

this.points.Add(1.0 + random.Next(20), 1.0 + random.Next(20));

}

this.points.Pointer.InflateMargins = false;

this.chartImage = new ChartImage(this.tChart.Chart);

this.chartImage.Series = this.contour;

this.chartImage.Image = Properties.Resources.background;

this.zoomHScrollBar.ValueChanged += zoomHScrollBar_ValueChanged;

}

#endregion

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

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

#region 확대/축소 수평 스크롤바 값 변경시 처리하기 - zoomHScrollBar_ValueChanged(sender, e)

/// <summary>

/// 확대/축소 수평 스크롤바 값 변경시 처리하기

/// </summary>

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

/// <param name="e">이벤트 인자</param>

private void zoomHScrollBar_ValueChanged(object sender, EventArgs e)

{

if(this.zoomHScrollBar.Value > this.previousZoom)

{

this.tChart.Zoom.ZoomPercent(105);

}

else if(this.zoomHScrollBar.Value < this.previousZoom)

{

this.tChart.Zoom.ZoomPercent(95);

}

this.previousZoom = this.zoomHScrollBar.Value;

}

#endregion

}

TestProject.zip