Clock

Clock/Clock/Clock.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.1.32414.318
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Clock", "Clock\Clock.csproj", "{F80D3B91-059D-4932-B6F9-68EDC93303DE}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{F80D3B91-059D-4932-B6F9-68EDC93303DE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F80D3B91-059D-4932-B6F9-68EDC93303DE}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F80D3B91-059D-4932-B6F9-68EDC93303DE}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F80D3B91-059D-4932-B6F9-68EDC93303DE}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {B5180CCA-4140-42E2-9B3E-012D1D8F3759}
+	EndGlobalSection
+EndGlobal

Clock/Clock/Clock/Clock.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>net6.0-windows</TargetFramework>
+    <Nullable>enable</Nullable>
+    <UseWindowsForms>true</UseWindowsForms>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+
+</Project>

Clock/Clock/Clock/Form1.cs

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+namespace Clock;
+using System.Drawing.Drawing2D;
+
+public partial class Form1 : Form 
+{
+    public Form1() 
+    {
+        InitializeComponent();
+    }
+
+    private void DrawClock(Graphics graph)
+    {
+        // The center of the clock will be in the center of the shape
+        PointF clockCenter = new(pictureBox1.Width / 2, pictureBox1.Height / 2);
+
+        // Multiply by 4/5 so that the clock does not go beyond the form, but at the same time occupies most of the form
+        var radius = Math.Min(pictureBox1.Width, pictureBox1.Height) * 4/5 * 1/2;
+
+        // Draw clock
+        graph.DrawEllipse(new(Brushes.Black, 5), pictureBox1.Width / 2 - radius, pictureBox1.Height / 2 - radius, radius * 2, radius * 2);
+
+        // If the counter is divided by 5, then draw a thick hour mark and a number
+        int fontSize = (int)Math.Floor((decimal)radius / 9);
+        Matrix matrix = new();
+
+        for (int i = 60; i > 0; i--)
+        {
+            // if the counter is divided by 5, then draw a thick hour mark and a number
+            if (i % 5 == 0)
+            {
+                graph.DrawString($"{i / 5}", new Font("Arial", fontSize), Brushes.Black, clockCenter.X - fontSize, clockCenter.Y - radius);
+                graph.DrawLine(new(Brushes.Black, 5), (int)Math.Floor(clockCenter.X), (int)Math.Floor(clockCenter.Y - radius * 1.94 / 2), (int)Math.Floor(clockCenter.X), (int)Math.Floor(clockCenter.Y - radius));
+            }
+            else
+            {
+                // Draw a minute mark
+                graph.DrawLine(new(Brushes.Black, 2), (int)Math.Floor(clockCenter.X), (int)Math.Floor(clockCenter.Y - radius * 1.94 / 2), (int)Math.Floor(clockCenter.X), (int)Math.Floor(clockCenter.Y - radius));
+
+            }
+
+            // We change the angle by -6 (that is, we reduce the minute)
+            matrix.RotateAt(-6.0F, clockCenter);
+            graph.Transform = matrix;
+        }
+    }
+
+
+    private void DrawHand(Graphics graph, Color color, float angleRelativeStartingPoint, float length, float width)
+    {
+        PointF clockCenter = new(pictureBox1.Width / 2, pictureBox1.Height / 2);
+        var radius = Math.Min(pictureBox1.Width, pictureBox1.Height) * 4 / 5 * 1 / 2;
+        Matrix matrix = new();
+        matrix.RotateAt(angleRelativeStartingPoint, clockCenter);
+        graph.Transform = matrix;
+        graph.DrawLine(new(color, radius * width), clockCenter, new(clockCenter.X, radius * (1 - length)));
+    }
+
+    private void DrawAllHands(Graphics e)
+    {
+        // draw the second hand
+        DrawHand(e, Color.Red, DateTime.Now.Second * 6F, 0.6F, 0.01F);
+
+        // draw the minute hand
+        DrawHand(e, Color.Black, (DateTime.Now.Minute + DateTime.Now.Second / 60f) * 6F, 0.3F, 0.012F);
+
+        // draw the hour hand
+        DrawHand(e, Color.Black, (DateTime.Now.Hour + DateTime.Now.Minute / 60f + DateTime.Now.Second / 3600f) * 30F, 0.2F, 0.015F);
+    }
+
+    private void PictureBoxPaint(object sender, PaintEventArgs e)
+    {
+        DrawClock(e.Graphics);
+        DrawAllHands(e.Graphics);
+    }
+
+    private void TimerTick(object sender, EventArgs e)
+    {
+        pictureBox1.Invalidate();
+    }
+}

Clock/Clock/Clock/Form1.resx

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+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <assembly alias="System.Drawing" name="System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
+  <data name="pictureBox1.Image" type="System.Drawing.Bitmap, System.Drawing" mimetype="application/x-microsoft.net.object.bytearray.base64">
+    <value>
+        iVBORw0KGgoAAAANSUhEUgAAAcYAAAGHCAYAAAAqZvLgAAAABGdBTUEAALGPC/xhBQAAAAlwSFlzAAAS
+        cQAAEnEB89x6jgAAAshJREFUeF7twQENAAAAwqD3T20ONyAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+        AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+        AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+        AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+        AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+        AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+        AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+        AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+        AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+        AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+        AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+        AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+        AAAAftQA18UAAbbfLIIAAAAASUVORK5CYII=
+</value>
+  </data>
+  <metadata name="timer1.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>17, 17</value>
+  </metadata>
+</root>

Clock/Clock/Clock/Program.cs

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+namespace Clock;
+
+internal static class Program
+{
+    /// <summary>
+    ///  The main entry point for the application.
+    /// </summary>
+    [STAThread]
+    static void Main()
+    {
+        // To customize application configuration such as set high DPI settings or default font,
+        // see https://aka.ms/applicationconfiguration.
+        ApplicationConfiguration.Initialize();
+        Application.Run(new Form1());
+    }
+}