Description: C# uses the DrawLine object to draw a straight line, draw horizontal and vertical lines, click the corresponding button, you can call the DrawLine method to draw a straight line, a fixed model, there is no difficulty, C# entry novice reference would be good to learn a little graphics renderingbasics.
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File list (Check if you may need any files):
AboutDrawLine\AboutDrawLine.csproj
.............\Form1.cs
.............\Form1.designer.cs
.............\Form1.resx
.............\Program.cs
.............\...perties\AssemblyInfo.cs
.............\..........\Resources.Designer.cs
.............\..........\Resources.resx
.............\..........\Settings.Designer.cs
.............\..........\Settings.settings
AboutDrawLine.sln
.............\Properties
AboutDrawLine