//--------------------------------------------------------------------------------------
//Растяжение по оси Y
public Curve2D GetStretchCurveAlongAxisY(double coefficientOfstretch)
{
Point2D[] newPoints = new Point2D[this.PointsCount];
for (int index = 0; index < this.PointsCount; index++)
{
Point2D point = this.points[index];
double newX = point.X;
double newY = point.Y * coefficientOfstretch;
Point2D newPoint = new Point2D(newX, newY);
newPoints[index] = newPoint;
}
Curve2D newCurve = new Curve2D(newPoints);
return(newCurve);
}
//--------------------------------------------------------------------------------------
//Смещение кривой
public Curve2D GetDisplacementCurve(
double axialDisplacementX,
double axialdisplacementY
)
{
Point2D[] newPoints = new Point2D[this.PointsCount];
for (int index = 0; index < this.PointsCount; index++)
{
Point2D point = this.points[index];
double newX = point.X + axialDisplacementX;
double newY = point.Y + axialdisplacementY;
Point2D newPoint = new Point2D(newX, newY);
newPoints[index] = newPoint;
}
Curve2D newCurve = new Curve2D(newPoints);
return(newCurve);
}
//--------------------------------------------------------------------------------------
//Поворот на угол angle
public Curve2D GetRotatedCurve(double angle)
{
int size = this.PointsCount;
Point2D[] newArrayPoint = new Point2D[size];
for (int index = 0; index < size; index++)
{
Point2D point = this.points[index];
double x = point.X;
double y = point.Y;
double newX =
Math.Cos(angle) * x + Math.Sin(angle) * y;
double newY =
-Math.Sin(angle) * x + Math.Cos(angle) * y;
Point2D newPoint = new Point2D(newX, newY);
newArrayPoint[index] = newPoint;
}
Curve2D newCurve = new Curve2D(newArrayPoint);
return(newCurve);
}
