''' <summary>
''' Converts the rectangle from image space to page space.
''' </summary>
''' <param name="rect">Rectangle in image space.</param>
''' <param name="imageResolution">The image resolution.</param>
''' <param name="page">The PDF page.</param>
''' <returns><see cref="System.Drawing.RectangleF"/> structure in PDF page space.</returns>
Public Shared Function ConvertRectangleFromImageSpaceToPageSpace(rect As System.Drawing.RectangleF, imageResolution As Vintasoft.Imaging.Resolution, page As Vintasoft.Imaging.Pdf.Tree.PdfPage) As System.Drawing.RectangleF
    ' Rectangle -> PointF[]
    Dim points As System.Drawing.PointF() = New System.Drawing.PointF() {rect.Location, New System.Drawing.PointF(rect.X + rect.Width, rect.Y + rect.Height)}

    ' ImageSpace -> PageSpace
    page.PointsFromImageSpaceToPageSpace(points, imageResolution)

    ' Points -> RectangleF
    Dim x0 As Single = System.Math.Min(points(0).X, points(1).X)
    Dim y0 As Single = System.Math.Min(points(0).Y, points(1).Y)
    Dim x1 As Single = System.Math.Max(points(0).X, points(1).X)
    Dim y1 As Single = System.Math.Max(points(0).Y, points(1).Y)
    Return New System.Drawing.RectangleF(x0, y0, x1 - x0, y1 - y0)
End Function

/// <summary>
/// Converts the rectangle from image space to page space.
/// </summary>
/// <param name="rect">Rectangle in image space.</param>
/// <param name="imageResolution">The image resolution.</param>
/// <param name="page">The PDF page.</param>
/// <returns><see cref="System.Drawing.RectangleF"/> structure in PDF page space.</returns>
public static System.Drawing.RectangleF ConvertRectangleFromImageSpaceToPageSpace(
    System.Drawing.RectangleF rect,
    Vintasoft.Imaging.Resolution imageResolution,
    Vintasoft.Imaging.Pdf.Tree.PdfPage page)
{
    // Rectangle -> PointF[]
    System.Drawing.PointF[] points = new System.Drawing.PointF[] { 
        rect.Location, 
        new System.Drawing.PointF(rect.X + rect.Width, rect.Y + rect.Height) };

    // ImageSpace -> PageSpace
    page.PointsFromImageSpaceToPageSpace(points, imageResolution);

    // Points -> RectangleF
    float x0 = System.Math.Min(points[0].X, points[1].X);
    float y0 = System.Math.Min(points[0].Y, points[1].Y);
    float x1 = System.Math.Max(points[0].X, points[1].X);
    float y1 = System.Math.Max(points[0].Y, points[1].Y);
    return new System.Drawing.RectangleF(x0, y0, x1 - x0, y1 - y0);
}