GDI + basic knowledge-alignment of paint brushes

Effect:

 

Code:

Private void pen_align_click (Object sender, system. eventargs E)
{
Graphics graphics = This. creategraphics ();
Graphics. Clear (color. White );
Graphics. smoothingmode = smoothingmode. highquality;

Pen = new pen (color. Gray, 1.0f );

Pen pen1 = new pen (color. fromargb (255, color. Green), 12 );
Pen pen2 = new pen (color. fromargb (155, color. Red), 20 );

For (INT I = 0; I <5; I ++)
{
Pen1.alignment = (penalignment) I;
For (Int J = 0; j <5; j ++)
{
Pen2.alignment = (penalignment) J;
Graphics. translatetransform (20, 0 );
// Graphics. drawline (pen2, new point (), new point (60, 30 ));
// Graphics. drawline (pen1, new point (0, 30), new point (60, 30 ));
Graphics. drawellipse (pen1, 0, 30, 80, 80 );
Graphics. drawellipse (pen2, 0, 30, 80, 80 );

Graphics. drawstring ("Green:" + pen1.alignment. tostring () + "\ n red:" + pen2.alignment. tostring (), new font ("Arial", 12, fontstyle. bold), new solidbrush (color. yellow), 0f, 30f );
Graphics. drawstring ("Green:" + pen1.alignment. tostring () + "\ n red:" + pen2.alignment. tostring (), new font ("Arial", 12), new solidbrush (color. black), 0f, 30f );

Graphics. translatetransform (110,0 );
}
Graphics. resettransform ();
Graphics. translatetransform (0,100 * (I + 1 ));
}

Graphics. resettransform ();
// Graphics. drawline (pen, 0,30, 600,30 );
Graphics. Dispose ();
}