■ UserControl 클래스를 사용해 환형 진행바를 만드는 방법을 보여준다.
▶ CircularProgressBar.cs
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 |
using System; using System.ComponentModel; using System.Drawing; using System.Drawing.Drawing2D; using System.Windows.Forms; namespace TestProject { /// <summary> /// 환형 진행바 /// </summary> public partial class CircularProgressBar : UserControl { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 펜 너비 /// </summary> private int penWidth; /// <summary> /// 배경 펜 색상 /// </summary> private Color backgroundPenColor; /// <summary> /// 전경 펜 색상 /// </summary> private Color foregroundPenColor; /// <summary> /// 배경 펜 /// </summary> private Pen backgroundPen; /// <summary> /// 전경 펜 /// </summary> private Pen foregroundPen; /// <summary> /// 최대 값 /// </summary> private int maximumValue; /// <summary> /// 값 /// </summary> private int value; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 펜 너비 - PenWidth /// <summary> /// 펜 너비 /// </summary> [Category("CircularProgressBar")] [Browsable(true)] [DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)] [Description("펜 너비")] public int PenWidth { get { return this.penWidth; } set { this.penWidth = value; this.backgroundPen = new Pen(this.backgroundPenColor, this.penWidth); this.foregroundPen = new Pen(this.foregroundPenColor, this.penWidth); Invalidate(); } } #endregion #region 배경 펜 색상 - BackgroundPenColor /// <summary> /// 배경 펜 색상 /// </summary> [Category("CircularProgressBar")] [Browsable(true)] [DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)] [Description("펜 색상")] public Color BackgroundPenColor { get { return this.backgroundPenColor; } set { this.backgroundPenColor = value; this.backgroundPen = new Pen(this.backgroundPenColor, this.penWidth); Invalidate(); } } #endregion #region 전경 펜 색상 - ForegroundPenColor /// <summary> /// 전경 펜 색상 /// </summary> [Category("CircularProgressBar")] [Browsable(true)] [DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)] [Description("전경 펜 색상")] public Color ForegroundPenColor { get { return foregroundPenColor; } set { foregroundPenColor = value; this.foregroundPen = new Pen(this.foregroundPenColor, this.penWidth); Invalidate(); } } #endregion #region 최대 값 - MaximumValue /// <summary> /// 최대 값 /// </summary> [Category("CircularProgressBar")] [Browsable(true)] [DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)] [Description("최대 값")] public int MaximumValue { get { return this.maximumValue; } set { this.maximumValue = value; Invalidate(); } } #endregion #region 값 - Value /// <summary> /// 값 /// </summary> [Category("CircularProgressBar")] [Browsable(true)] [DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)] [Description("값")] public int Value { get { return this.value; } set { this.value = value; Invalidate(); } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - CircularProgressBar() /// <summary> /// 생성자 /// </summary> public CircularProgressBar() { InitializeComponent(); this.penWidth = 10; this.backgroundPenColor = Color.LightGray; this.backgroundPen = new Pen(this.backgroundPenColor, this.penWidth); this.foregroundPenColor = Color.Orange; this.foregroundPen = new Pen(this.foregroundPenColor, this.penWidth); this.maximumValue = 100; this.value = 0; Load += UserControl_Load; Paint += UserControl_Paint; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 사용자 컨트롤 로드시 처리하기 - UserControl_Load(sender, e) /// <summary> /// 사용자 컨트롤 로드시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void UserControl_Load(object sender, EventArgs e) { DoubleBuffered = true; Invalidate(); } #endregion #region 사용자 컨트롤 페인트시 처리하기 - UserControl_Paint(sender, e) /// <summary> /// 사용자 컨트롤 페인트시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void UserControl_Paint(object sender, PaintEventArgs e) { Graphics graphics = e.Graphics; graphics.SmoothingMode = SmoothingMode.AntiAlias; graphics.DrawEllipse(this.backgroundPen, 10, 10, Width - 20,Height - 20); int progressValue = GetProgresValue(this.value, this.maximumValue); graphics.DrawArc(this.foregroundPen, 10, 10, Width - 20, Height - 20 , -90, progressValue); } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 진행 값 구하기 - GetProgresValue(value , maximumValue) /// <summary> /// 진행 값 구하기 /// </summary> /// <param name="value">값</param> /// <param name="maximumValue">최대 값</param> /// <returns>진행</returns> private int GetProgresValue(int value , int maximumValue) { return value * 360 / maximumValue; } #endregion } }---------------------------------------------------------------------------------------------------- ▶ MainForm.cs |
using System;
using System.Drawing;
using System.Windows.Forms;
namespace TestProject
{
/// <summary>
/// 메인 폼
/// </summary>
public partial class MainForm : Form
{
//////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
////////////////////////////////////////////////////////////////////////////////////////// Public
#region 생성자 – MainForm()
/// <summary>
/// 생성자
/// </summary>
public MainForm()
{
InitializeComponent();
this.leftCircularProgressBar.ForegroundPenColor = Color.BlueViolet;
this.timer.Tick += timer_Tick;
this.timer.Start();
}
#endregion
//////////////////////////////////////////////////////////////////////////////////////////////////// Method
////////////////////////////////////////////////////////////////////////////////////////// Private
#region 타이머 틱 처리하기 – timer_Tick(sender, e)
/// <summary>
/// 타이머 틱 처리하기
/// </summary>
/// <param name="sender">이벤트 발생자</param>
/// <param name="e">이벤트 인자</param>
private void timer_Tick(object sender, EventArgs e)
{
if(this.leftCircularProgressBar.Value >= 100)
{
this.leftCircularProgressBar.Value = 0;
}
if(this.rightCircularProgressBar.Value >= 100)
{
this.rightCircularProgressBar.Value = 0;
}
this.leftCircularProgressBar.Value += 1;
this.rightCircularProgressBar.Value += 3;
}
#endregion
}
}
—————————————————————————————————-
