public void DrawAt(IGraphPort graphPort, int x, int y, Rectangle updateRect)
{
int centerX = updateRect.Width/2;
int centerY = updateRect.Height/2;
int Radius = (updateRect.Height / 2) - 5;
int N = 36;
double theta = 3.14159 * 2 / N;
GDIPen aPen = new GDIPen(PenType.Cosmetic, PenStyle.Solid, PenJoinStyle.Round, PenEndCap.Round, RGBColor.Red, 1, Guid.NewGuid());
for (int p = 0; p < N; p++)
{
byte num = (byte)(((double)p / (double)N) * 254.0);
byte r = (byte)rnd.Next(0, num);
byte g = (byte)rnd.Next(0, num);
byte b = (byte)rnd.Next(0, num);
uint color = RGBColor.RGB(r, g, b);
//graphPort.PenColor = color;
for (int q = 0; q < p; q++)
{
graphPort.DrawLine(aPen, new Point((int)(centerX + Radius * Math.Sin(p * theta)),
(int)(centerY + Radius * Math.Cos(p * theta))),
new Point((int)(centerX + Radius * Math.Sin(q * theta)),
(int)(centerY + Radius * Math.Cos(q * theta))));
}
}
}
public virtual void DrawLine(IGraphPort aPort, int x1, int y1, int x2, int y2, int border_width)
{
// Vertical line
if (x1 == x2)
{
for (int n=0; n<BorderWidth; n++)
aPort.DrawLine(fShadowPen, new Point2I(x1-n, y1+n), new Point2I(x1-n, y2-n)); // left part
for (int n=1; n<BorderWidth; n++)
aPort.DrawLine(fHighlightPen, new Point2I(x1+n, y1+n), new Point2I(x1+n, y2-n)); // right part
}
else if (y1 == y2) // Horizontal line
{
for (int n=0; n<BorderWidth; n++)
aPort.DrawLine(fShadowPen, new Point2I(x1+n, y1-n), new Point2I(x2-n, y1-n)); // top part
for (int n=1; n<BorderWidth; n++)
aPort.DrawLine(fHighlightPen, new Point2I(x1+n, y1+n), new Point2I(x2-n, y1+n)); // bottom part
}
}
public virtual void DrawFrame(IGraphPort aPort, int x, int y, int w, int h, FrameStyle style)
{
int n;
switch (style)
{
case FrameStyle.Sunken:
for (n=0; n<BorderWidth; n++)
{
aPort.DrawLine(fHighlightPen, new Point2I(x+n, y+h-n), new Point2I(x+w-n, y+h-n)); // bottom shadow
aPort.DrawLine(fHighlightPen, new Point2I(x + w - n, y + n), new Point2I(x + w - n, y + h)); // right shadow
}
for (n=0; n<BorderWidth; n++)
{
aPort.DrawLine(fShadowPen, new Point2I(x+n, y+n), new Point2I(x+w-n, y+n)); // top edge
aPort.DrawLine(fShadowPen, new Point2I(x+n, y+n), new Point2I(x+n, y+h-n)); // left edge
}
break;
case FrameStyle.Raised:
for (n=0; n<BorderWidth; n++)
{
aPort.DrawLine(fShadowPen, new Point2I(x+n, y+h-n), new Point2I(x+w-n, y+h-n)); // bottom shadow
aPort.DrawLine(fShadowPen, new Point2I(x+w-n, y+n), new Point2I(x+w-n, y+h)); // right shadow
}
if (BorderWidth > 0)
{
n = BorderWidth - 1;
/*
aPort.DrawingColor = fBottomShadowTopLiner;
aPort.DrawLine(x+n, y+h-n, x+w-n, y+h-n); // bottom shadow
aPort.DrawLine(x+w-n, y+n, x+w-n, y+h); // right shadow
*/
aPort.DrawLine(fBottomShadowBottomLinerPen, new Point2I(x, y + h), new Point2I(x + w, y + h)); // bottom shadow
aPort.DrawLine(fBottomShadowBottomLinerPen, new Point2I(x + w, y), new Point2I(x + w, y + h)); // right shadow
}
for (n=0; n<BorderWidth; n++)
{
aPort.DrawLine(fHighlightPen, new Point2I(x+n,y+n), new Point2I(x+w-n, y+n)); // top edge
aPort.DrawLine(fHighlightPen, new Point2I(x+n, y+n), new Point2I(x+n, y+h-n)); // left edge
}
break;
}
}