private void Draw(Shape s)
{
int CountOfVertex = 0;
if (s.NameOfShape == "Triangle")
{
CountOfVertex = 3;
}
if (s.NameOfShape == "Quadrangle")
{
CountOfVertex = 4;
}
if (s.NameOfShape == "Pentagon")
{
CountOfVertex = 5;
}
if (s.NameOfShape == "Hexagon")
{
CountOfVertex = 6;
}
Gl.glColor3d(s.ColorArray[0], s.ColorArray[1], s.ColorArray[2]);
Gl.glBegin(Gl.GL_POLYGON);
Gl.glVertex2d(s.MainPoint.X, s.MainPoint.Y);
Gl.glVertex2d(s.MainPoint.X + s.KoefOfChange, s.MainPoint.Y);
Gl.glVertex2d(s.MainPoint.X + s.KoefOfChange, s.MainPoint.Y - s.KoefOfChange);
if (CountOfVertex > 5)
{
Gl.glVertex2d(s.MainPoint.X + s.KoefOfChange * 0.7, s.MainPoint.Y - s.KoefOfChange * 1.7);
Gl.glVertex2d(s.MainPoint.X + s.KoefOfChange * 0.3, s.MainPoint.Y - s.KoefOfChange * 1.7);
Gl.glVertex2d(s.MainPoint.X, s.MainPoint.Y - s.KoefOfChange);
}
else
{
if (CountOfVertex == 4)
{
Gl.glVertex2d(s.MainPoint.X, s.MainPoint.Y - s.KoefOfChange);
}
if (CountOfVertex == 5)
{
Gl.glVertex2d(s.MainPoint.X + s.KoefOfChange * 0.5, s.MainPoint.Y + s.KoefOfChange);
}
}
Gl.glEnd();
Gl.glFlush();
Gl.glRasterPos2f(s.MainPoint.X, s.MainPoint.Y);
text(s.NameOfShape);
OpenGlo.Invalidate();
}
private void button2_Click_1(object sender, EventArgs e)
{
Gl.glClear(Gl.GL_COLOR_BUFFER_BIT);
if (Shapes.Count != 0)
{
Shapes.RemoveAt(Shapes.Count - 1);
for (int i = 0; i < Shapes.Count; i++)
{
Draw(Shapes[i]);
}
OpenGlo.Invalidate();
}
else
{
//OpenGlo.Invalidate();
MessageBox.Show("All shapes are removed");
}
}