77 lines
2.7 KiB
C#
77 lines
2.7 KiB
C#
namespace View_by_Distance.Shared.Models.Stateless.Methods;
|
|
|
|
internal abstract class Mapping
|
|
{
|
|
|
|
internal static (string?, string?, string?, bool?) GetSegments(string facesFileNameExtension, string fileName)
|
|
{
|
|
string[] segments = fileName.Split('.');
|
|
string? id;
|
|
string? extensionLowered;
|
|
bool? needsFacesFileNameExtension;
|
|
string? normalizedRectangle;
|
|
if (segments.Length < 4 || $".{segments[3]}" != facesFileNameExtension)
|
|
{
|
|
id = null;
|
|
extensionLowered = null;
|
|
normalizedRectangle = null;
|
|
needsFacesFileNameExtension = null;
|
|
}
|
|
else
|
|
{
|
|
id = segments[0];
|
|
extensionLowered = $".{segments[2]}";
|
|
normalizedRectangle = segments[1];
|
|
needsFacesFileNameExtension = segments.Length == 3;
|
|
}
|
|
return new(id, normalizedRectangle, extensionLowered, needsFacesFileNameExtension);
|
|
}
|
|
|
|
private static (int?, int?) GetConvertedFromSegments(string facesFileNameExtension, string fileName)
|
|
{
|
|
int? id;
|
|
int? normalizedRectangle;
|
|
(string? Id, string? NormalizedRectangle, string? ExtensionLowered, bool? Check) segments = GetSegments(facesFileNameExtension, fileName);
|
|
if (string.IsNullOrEmpty(segments.Id) || string.IsNullOrEmpty(segments.NormalizedRectangle) || string.IsNullOrEmpty(segments.ExtensionLowered) || segments.Check is null)
|
|
{
|
|
id = null;
|
|
normalizedRectangle = null;
|
|
}
|
|
else if (!int.TryParse(segments.Id, out int idValue) || !int.TryParse(segments.NormalizedRectangle, out int normalizedRectangleValue))
|
|
{
|
|
id = null;
|
|
normalizedRectangle = null;
|
|
}
|
|
else
|
|
{
|
|
id = idValue;
|
|
normalizedRectangle = normalizedRectangleValue;
|
|
}
|
|
return new(id, normalizedRectangle);
|
|
}
|
|
|
|
internal static (int?, int?) GetConverted(string facesFileNameExtension, string file)
|
|
{
|
|
int? id;
|
|
int? normalizedRectangle;
|
|
string fileName = Path.GetFileName(file);
|
|
if (fileName.Length >= 2 && !fileName[1..].Contains('-'))
|
|
(id, normalizedRectangle) = GetConvertedFromSegments(facesFileNameExtension, fileName);
|
|
else
|
|
{
|
|
id = null;
|
|
normalizedRectangle = null;
|
|
}
|
|
return new(id, normalizedRectangle);
|
|
}
|
|
|
|
internal static int GetAreaPermyriad(int faceAreaPermyriad, int bottom, int height, int left, int right, int top, int width)
|
|
{
|
|
int result;
|
|
double area = width * height;
|
|
double locationArea = (right - left) * (bottom - top);
|
|
result = (int)Math.Round(locationArea / area * faceAreaPermyriad, 0);
|
|
return result;
|
|
}
|
|
|
|
} |