public void DrawCurve()
{
int width = Form.PicBoxGraph.Width;
int height = Form.PicBoxGraph.Height;
if (width <= 0 || height <= 0)
{
return;
}
Bitmap image = new Bitmap(width, height);
if (!ShouldCurveBeDrawed)
{
Form.PicBoxGraph.Image = image;
return;
}
coordinateSystem = new CoordinateSystem(ellipticCurve.Xmin, ellipticCurve.Xmax, ellipticCurve.Ymin, ellipticCurve.Ymax, image);
coordinateSystem.Draw(Form.EqualAspectRatioIsChecked);
ellipticCurve.Draw(coordinateSystem);
coordinateSystem.SetSelection(mouseSelectedPoint);
if (Form.IsAdditionTabActive)
{
if (summand1 != summand2)
{
coordinateSystem.SetSummand1(summand1);
coordinateSystem.SetSummand2(summand2);
}
else
{
coordinateSystem.SetDoubling(summand1);
}
coordinateSystem.SetAdditionResult(additionResult);
if (ellipticCurve is EllipticCurveR)
{
EllipticCurveR tmp = (EllipticCurveR)ellipticCurve;
if (summand1 != summand2)
{
tmp.DrawAddition(summand1, summand2, coordinateSystem);
}
else
{
tmp.DrawDoubling(summand1, coordinateSystem);
}
}
}
else
{
// Draw Multiplication
if (factor != multiplicationResult)
{
coordinateSystem.SetFactor(factor);
}
coordinateSystem.SetMultiplicationResult(Form.NumericUpDownNValue, multiplicationResult);
}
Form.PicBoxGraph.Image = image;
}
