public static double PixelsToPoints(int pixels, LengthDirection direction)
{
if (direction == LengthDirection.Horizontal)
{
return(pixels * SystemParameters.WorkArea.Width / Screen.PrimaryScreen.WorkingArea.Width);
}
else
{
return(pixels * SystemParameters.WorkArea.Height / Screen.PrimaryScreen.WorkingArea.Height);
}
}
private double PointsToPixels(double wpfPoints, LengthDirection direction)
{
if (direction == LengthDirection.Horizontal)
{
return(wpfPoints * Screen.PrimaryScreen.WorkingArea.Width / SystemParameters.WorkArea.Width);
}
else
{
return(wpfPoints * Screen.PrimaryScreen.WorkingArea.Height / SystemParameters.WorkArea.Height);
}
}
/// <summary>
/// Преобразует размер в пикселях экрана в размер в точках WPF.
/// </summary>
public static double ConvertPixelsToWpfPoints(int pixels, LengthDirection direction)
{
// https://stackoverflow.com/questions/3286175/how-do-i-convert-a-wpf-size-to-physical-pixels
if (direction == LengthDirection.Horizontal)
{
return(pixels * SystemParameters.WorkArea.Width / ScreenWidthInPixels);
}
else
{
return(pixels * SystemParameters.WorkArea.Height / ScreenHeightInPixels);
}
}
public Polygon2D Geometry2D()
{
var normalizedThicknessDirection = ThicknessDirection.ToNormalizedVector();
if (normalizedThicknessDirection.IsParallelTo(Vector3D.ZAxis))
{
var halfLengthVector = ConnectorPlateType.Length / 2 * LengthDirection.ToDirection2D().ToNormalizedVector();
var halfWidthVector = ConnectorPlateType.Width / 2 * WidthDirection.ToDirection2D().ToNormalizedVector();
var center2D = Center.ToPoint2D();
return(new Polygon2D
{
Vertices = new List <Point2D>
{
center2D - halfLengthVector - halfWidthVector,
center2D - halfLengthVector + halfWidthVector,
center2D + halfLengthVector + halfWidthVector,
center2D + halfLengthVector - halfWidthVector,
},
});
}
throw new Exception("Connector plate cannot be displayed as a 2D polygon.");
}
public Polyhedron Geometry3D()
{
var halfLengthVector = ConnectorPlateType.Length / 2 * LengthDirection.ToNormalizedVector();
var halfWidthVector = ConnectorPlateType.Width / 2 * WidthDirection.ToNormalizedVector();
var thicknessVector = ConnectorPlateType.Thickness * ThicknessDirection.ToNormalizedVector();
return(new Polyhedron
{
Faces = new List <Polygon3D>
{
new Polygon3D
{
Vertices = new List <Point3D>
{
Center - halfLengthVector - halfWidthVector,
Center - halfLengthVector + halfWidthVector,
Center + halfLengthVector + halfWidthVector,
Center + halfLengthVector - halfWidthVector,
},
},
new Polygon3D
{
Vertices = new List <Point3D>
{
Center - halfLengthVector - halfWidthVector,
Center - halfLengthVector + halfWidthVector,
Center - halfLengthVector + halfWidthVector + thicknessVector,
Center - halfLengthVector - halfWidthVector + thicknessVector,
}
},
new Polygon3D
{
Vertices = new List <Point3D>
{
Center - halfLengthVector + halfWidthVector,
Center + halfLengthVector + halfWidthVector,
Center + halfLengthVector + halfWidthVector + thicknessVector,
Center - halfLengthVector + halfWidthVector + thicknessVector,
}
},
new Polygon3D
{
Vertices = new List <Point3D>
{
Center + halfLengthVector + halfWidthVector,
Center + halfLengthVector - halfWidthVector,
Center + halfLengthVector - halfWidthVector + thicknessVector,
Center + halfLengthVector + halfWidthVector + thicknessVector,
}
},
new Polygon3D
{
Vertices = new List <Point3D>
{
Center + halfLengthVector - halfWidthVector,
Center - halfLengthVector - halfWidthVector,
Center - halfLengthVector - halfWidthVector + thicknessVector,
Center + halfLengthVector - halfWidthVector + thicknessVector,
}
},
new Polygon3D
{
Vertices = new List <Point3D>
{
Center + halfLengthVector - halfWidthVector + thicknessVector,
Center + halfLengthVector + halfWidthVector + thicknessVector,
Center - halfLengthVector + halfWidthVector + thicknessVector,
Center - halfLengthVector - halfWidthVector + thicknessVector,
}
},
},
});
}
