private void InscribePolygon(PaintGraphics graphics, PaintRectangleF rectangle, int numSides)
{
float Radius = (float)((double)Math.Min(rectangle.Width, rectangle.Height) / 2.0);
ShapePointF Center = new ShapePointF(
(float)(rectangle.Location.X + rectangle.Width / 2.0),
(float)(rectangle.Location.Y + rectangle.Height / 2.0));
PaintRectangleF rectangleF = new PaintRectangleF(Center, new ShaipSizeF(1, 1));
rectangleF.Inflate(Radius, Radius);
float Sides = (float)numSides;
float ExteriorAngle = (float)360 / Sides;
float InteriorAngle = (Sides - (float)2) / Sides * (float)180;
float SideLength = (float)2 * Radius * (float)Math.Sin(Math.PI / (double)Sides);
for (int i = 1; i <= Sides; i++)
{
graphics.ResetTransform();
graphics.TranslateTransform(Center.X, Center.Y);
graphics.RotateTransform((i - 1) * ExteriorAngle);
graphics.TranslateTransform(0, -Radius);
graphics.RotateTransform(180 - InteriorAngle / 2);
graphics.MySmoothingMode = EPaintSmoothingMode.AntiAlias;
PaintPen pen = new PaintPen(Color, Thickness);
pen.StartCap = EPaintLineCap.Round;
pen.EndCap = EPaintLineCap.Round;
graphics.DrawLine(
pen,
new ShapePointF(0, 0).ToPointF(),
new ShapePointF(0, -SideLength).ToPointF());
}
}
public override void Draw(PaintGraphics graphics)
{
(int x, int y, int width, int height) = CalculateHexagon();
if (width == 0 || height == 0)
{
return;
}
if (Cornes == 0)
{
Cornes = _cornes;
}
width += Thickness;
height += Thickness;
int Radius = (int)((double)Math.Min(width, height) / (double)2.0 * (double)0.8);
ShapePointF Center = new ShapePointF((int)((double)width / (double)2.0), (int)((double)height / (double)2.0));
PaintRectangleF rectangle = new PaintRectangleF(Center, new ShaipSizeF(1, 1));
rectangle.Inflate(Radius, Radius);
PaintImage img = new PaintBitmap(Size.Width, Size.Height);
PaintGraphics tmpGraphics = PaintGraphics.FromImage(img);
InscribePolygon(tmpGraphics, rectangle, _cornes);
graphics.DrawImage(img, x, y);
}
public void ConstructorPointTest()
{
ShapePointF shapePointF = new ShapePointF(new PointF(20, 30));
Assert.AreEqual(20, shapePointF.X);
Assert.AreEqual(30, shapePointF.Y);
PointF point = shapePointF.ToPointF();
Assert.AreEqual(20, point.X);
Assert.AreEqual(30, point.Y);
}
public void GetSetTests()
{
ShapePointF shapePointF = new ShapePointF(10, 20);
Assert.AreEqual(10, shapePointF.X);
Assert.AreEqual(20, shapePointF.Y);
PointF point = shapePointF.ToPointF();
Assert.AreEqual(10, point.X);
Assert.AreEqual(20, point.Y);
}
