/// <summary>
/// Transforms rectangle from viewport coordinates to data coordinates.
/// </summary>
/// <param name="viewportRect">Rectangle in viewport coordinates</param>
/// <param name="transform">CoordinateTransform used to perform transformation</param>
/// <returns>Rectangle in data coordinates</returns>
public static Rect ViewportToData(this Rect viewportRect, DataTransform transform)
{
Point p1 = transform.ViewportToData(viewportRect.BottomLeft);
Point p2 = transform.ViewportToData(viewportRect.TopRight);
return(new Rect(p1, p2));
}
/// <summary>
/// Transforms rectangle from viewport coordinates to data coordinates.
/// </summary>
/// <param name="viewportRect">Rectangle in viewport coordinates</param>
/// <param name="transform">CoordinateTransform used to perform transformation</param>
/// <returns>Rectangle in data coordinates</returns>
public static DataRect ViewportToData(this DataRect viewportRect, DataTransform transform)
{
Point p1 = transform.ViewportToData(viewportRect.XMaxYMax);
Point p2 = transform.ViewportToData(viewportRect.XMinYMin);
return(new DataRect(p1, p2));
}
/// <summary>
/// Transforms rectangle from viewport coordinates to data coordinates.
/// </summary>
/// <param name="viewportRect">Rectangle in viewport coordinates</param>
/// <param name="transform">CoordinateTransform used to perform transformation</param>
/// <returns>Rectangle in data coordinates</returns>
public static Rect ViewportToData(this Rect viewportRect, DataTransform transform)
{
Point p1 = transform.ViewportToData(viewportRect.BottomLeft);
Point p2 = transform.ViewportToData(viewportRect.TopRight);
return new Rect(p1, p2);
}
/// <summary>
/// Transforms rectangle from viewport coordinates to data coordinates.
/// </summary>
/// <param name="viewportRect">Rectangle in viewport coordinates</param>
/// <param name="transform">CoordinateTransform used to perform transformation</param>
/// <returns>Rectangle in data coordinates</returns>
public static DataRect ViewportToData(this DataRect viewportRect, DataTransform transform)
{
Point p1 = transform.ViewportToData(viewportRect.XMaxYMax);
Point p2 = transform.ViewportToData(viewportRect.XMinYMin);
return new DataRect(p1, p2);
}