/// <summary>
/// Transforms the given coordinates to the coordinate system this rectangle is defined in.
/// </summary>
/// <param name="width">The width of the rectangle in the coordinate system of the given coordinates.</param>
/// <param name="height">The height of the rectangle in the coordinate system of the given coordinates.</param>
/// <param name="reverseX">Assumes that the origin of the x-axis is on the top of this rectangle if false.</param>
/// <param name="reverseY">Assumes that the origin of the y-axis is on the right of this rectangle if false.</param>
/// <param name="x">The x-coordinates to transform.</param>
/// <param name="y">The y-coordinates to transform.</param>
public double[] TransformFrom(double width, double height, bool reverseX, bool reverseY,
double x, double y)
{
PointF2D reference = _bottomLeft;
VectorF2D vectorX = _vectorX;
VectorF2D vectorY = _vectorY;
if (reverseX && !reverseY)
{
reference = this.BottomRight;
vectorX = _vectorX * -1;
}
else if (!reverseX && reverseY)
{
reference = this.TopLeft;
vectorY = _vectorY * -1;
}
else if (reverseX && reverseY)
{
reference = this.TopRight;
vectorX = _vectorX * -1;
vectorY = _vectorY * -1;
}
double widthFactor = x / width;
double heightFactor = y / height;
PointF2D result = reference +
(vectorX * widthFactor) +
(vectorY * heightFactor);
return(result.ToArray());
}
public double[][] TransformFrom(double width, double height, bool reverseX, bool reverseY, double[] x, double[] y)
{
PointF2D pointF2D1 = this._bottomLeft;
VectorF2D vectorF2D1 = this._vectorX;
VectorF2D vectorF2D2 = this._vectorY;
if (reverseX && !reverseY)
{
pointF2D1 = this.BottomRight;
vectorF2D1 = this._vectorX * -1.0;
}
else if (!reverseX & reverseY)
{
pointF2D1 = this.TopLeft;
vectorF2D2 = this._vectorY * -1.0;
}
else if (reverseX & reverseY)
{
pointF2D1 = this.TopRight;
vectorF2D1 = this._vectorX * -1.0;
vectorF2D2 = this._vectorY * -1.0;
}
double[][] numArray = new double[x.Length][];
for (int index = 0; index < x.Length; ++index)
{
double num1 = x[index] / width;
double num2 = y[index] / height;
PointF2D pointF2D2 = pointF2D1 + vectorF2D1 * num1 + vectorF2D2 * num2;
numArray[index] = pointF2D2.ToArray();
}
return(numArray);
}
/// <summary>
/// Transforms the given coordinates to the coordinate system this rectangle is defined in.
/// </summary>
/// <param name="width">The width of the rectangle in the coordinate system of the given coordinates.</param>
/// <param name="height">The height of the rectangle in the coordinate system of the given coordinates.</param>
/// <param name="reverseX">Assumes that the origin of the x-axis is on the top of this rectangle if false.</param>
/// <param name="reverseY">Assumes that the origin of the y-axis is on the right of this rectangle if false.</param>
/// <param name="x">The x-coordinates to transform.</param>
/// <param name="y">The y-coordinates to transform.</param>
public double[][] TransformFrom(double width, double height, bool reverseX, bool reverseY,
double[] x, double[] y)
{
PointF2D reference = _bottomLeft;
VectorF2D vectorX = _vectorX;
VectorF2D vectorY = _vectorY;
if (reverseX && !reverseY)
{
reference = this.BottomRight;
vectorX = _vectorX * -1;
}
else if (!reverseX && reverseY)
{
reference = this.TopLeft;
vectorY = _vectorY * -1;
}
else if (reverseX && reverseY)
{
reference = this.TopRight;
vectorX = _vectorX * -1;
vectorY = _vectorY * -1;
}
double[][] transformed = new double[x.Length][];
for (int idx = 0; idx < x.Length; idx++)
{
double widthFactor = x[idx] / width;
double heightFactor = y[idx] / height;
PointF2D result = reference +
(vectorX * widthFactor) +
(vectorY * heightFactor);
transformed[idx] = result.ToArray();
}
return(transformed);
}
