public override void Draw(Visualization Canvas)
{
Pen pen = new Pen(Color.Black);
Canvas.DrawLine(pen, x, y, x + width, y);
Canvas.DrawLine(pen, x + width, y, x + width, y + height);
Canvas.DrawLine(pen, x + width, y + height, x, y + height);
Canvas.DrawLine(pen, x, y + height, x, y);
}
public override void Draw(Visualization Canvas)
{
Pen pen = new Pen(Color.Black);
int numPoints = 5;
Point[] pts = new Point[numPoints];
double rx = width / 2;
double ry = height / 2;
double cx = x + rx;
double cy = y + ry;
double theta = -Math.PI / 2;
double dtheta = 4 * Math.PI / numPoints;
int i;
for (i = 0; i < numPoints; i++)
{
pts [i] = new Point(
Convert.ToInt32(cx + rx * Math.Cos(theta)),
Convert.ToInt32(cy + ry * Math.Sin(theta)));
theta += dtheta;
}
for (i = 0; i < numPoints; i++)
{
Canvas.DrawLine(pen, pts[i].X,
pts[i].Y,
pts[(i + 1) % numPoints].X,
pts[(i + 1) % numPoints].Y);
}
}
/// <summary>
/// Zeichne eine Linie in den Graphen
/// </summary>
/// <param name="graphStart">Start-Koordinate</param>
/// <param name="graphEnd">End-Koordinate</param>
/// <param name="fillColor">Füllfarbe</param>
/// <param name="is_redraw"><para>True: Linie wird nicht gespeichert</para><para></para><para>False: Linie wird gespeichert</para></param>
public void PlotLine(GraphCoord graphStart, GraphCoord graphEnd, Color fillColor, bool is_redraw = false)
{
if (!is_redraw && RememberDrawing)
{
LineMemory.Add(new SimpleLine(graphStart, graphEnd, fillColor));
}
ImageCoord start = Graph2Image(graphStart);
ImageCoord end = Graph2Image(graphEnd);
Visualization.DrawLine(start, end, fillColor);
}