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/*
* GNU AFFERO GENERAL PUBLIC LICENSE
* Version 3, 19 November 2007
* Copyright (C) 2007 Free Software Foundation, Inc. <https://fsf.org/>
* Everyone is permitted to copy and distribute verbatim copies
* of this license document, but changing it is not allowed.
*/
using System.Data;
using System.Drawing;
using System.Text.RegularExpressions;
using Emgu.CV;
using Emgu.CV.CvEnum;
using Emgu.CV.Structure;
using UVtools.Core.Extensions;
namespace UVtools.Core.Gerber.Primitives;
/// <summary>
/// A polygon primitive is a regular polygon defined by the number of vertices n, the center point and the diameter of the circumscribed circle.
/// </summary>
public class PolygonPrimitive : Primitive
{
#region Constants
public const byte Code = 5;
#endregion
#region Properties
public override string Name => "Polygon";
/// <summary>
/// Exposure off/on (0/1)
/// 1
/// </summary>
public string ExposureExpression { get; set; } = "1";
public byte Exposure { get; set; } = 1;
/// <summary>
/// Diameter ≥ 0
/// 2
/// </summary>
public string VerticesCountExpression { get; set; } = "0";
public byte VerticesCount { get; set; }
/// <summary>
/// Center X coordinate.
/// 3
/// </summary>
public string CenterXExpression { get; set; } = "0";
public float CenterX { get; set; }
/// <summary>
/// Center Y coordinate.
/// 4
/// </summary>
public string CenterYExpression { get; set; } = "0";
public float CenterY { get; set; }
/// <summary>
/// Diameter ≥ 0
/// 5
/// </summary>
public string DiameterExpression { get; set; } = "0";
public float Diameter { get; set; }
/// <summary>
/// Rotation angle, in degrees counterclockwise, a decimal.
/// The primitive is rotated around the origin of the macro definition, i.e. the (0, 0) point of macro coordinates.
/// 6
/// </summary>
public string RotationExpression { get; set; } = "0";
public float Rotation { get; set; } = 0;
#endregion
protected PolygonPrimitive() { }
public PolygonPrimitive(string exposureExpression, string verticesCountExpression, string centerXExpression = "0", string centerYExpression = "0", string diameterExpression = "0", string rotationExpression = "0")
{
ExposureExpression = exposureExpression;
VerticesCountExpression = verticesCountExpression;
CenterXExpression = centerXExpression;
CenterYExpression = centerYExpression;
DiameterExpression = diameterExpression;
RotationExpression = rotationExpression;
}
public override void DrawFlashD3(Mat mat, SizeF xyPpmm, PointF at, MCvScalar color,
LineType lineType = LineType.EightConnected)
{
if (!IsParsed) return;
if (Diameter <= 0) return;
if (Exposure == 0) color = EmguExtensions.BlackColor;
else if (color.V0 == 0) color = EmguExtensions.WhiteColor;
mat.DrawPolygon(VerticesCount,
GerberDocument.SizeMmToPx(Diameter / 2, xyPpmm.Max()),
GerberDocument.PositionMmToPx(at.X + CenterX, at.Y + CenterY, xyPpmm),
color, 0, -1, lineType);
}
public override void ParseExpressions(GerberDocument document, params string[] args)
{
string csharpExp, result;
float num;
var exp = new DataTable();
if (byte.TryParse(ExposureExpression, out var exposure)) Exposure = exposure;
else
{
csharpExp = string.Format(Regex.Replace(ExposureExpression, @"\$(\d+)", "{$1}"), args);
result = exp.Compute(csharpExp, null).ToString()!;
if (byte.TryParse(result, out var val)) Exposure = val;
}
if (byte.TryParse(DiameterExpression, out var vertices)) VerticesCount = vertices;
else
{
csharpExp = Regex.Replace(DiameterExpression, @"\$(\d+)", "{$1}");
csharpExp = string.Format(csharpExp, args);
result = exp.Compute(csharpExp, null).ToString()!;
if (byte.TryParse(result, out var vertices1)) VerticesCount = vertices1;
}
if (float.TryParse(CenterXExpression, out num)) CenterX = num;
else
{
csharpExp = Regex.Replace(CenterXExpression, @"\$(\d+)", "{$1}");
csharpExp = string.Format(csharpExp, args);
result = exp.Compute(csharpExp, null).ToString()!;
if (float.TryParse(result, out num)) CenterX = num;
}
CenterX = document.GetMillimeters(CenterX);
if (float.TryParse(CenterYExpression, out num)) CenterY = num;
else
{
csharpExp = Regex.Replace(CenterYExpression, @"\$(\d+)", "{$1}");
csharpExp = string.Format(csharpExp, args);
result = exp.Compute(csharpExp, null).ToString()!;
if (float.TryParse(result, out num)) CenterY = num;
}
CenterY = document.GetMillimeters(CenterY);
if (float.TryParse(DiameterExpression, out num)) Diameter = num;
else
{
csharpExp = Regex.Replace(DiameterExpression, @"\$(\d+)", "{$1}");
csharpExp = string.Format(csharpExp, args);
result = exp.Compute(csharpExp, null).ToString()!;
if (float.TryParse(result, out num)) Diameter = num;
}
Diameter = document.GetMillimeters(Diameter);
if (float.TryParse(RotationExpression, out num)) Rotation = (short)num;
else
{
csharpExp = Regex.Replace(RotationExpression, @"\$(\d+)", "{$1}");
csharpExp = string.Format(csharpExp, args);
result = exp.Compute(csharpExp, null).ToString()!;
if (float.TryParse(result, out num)) Rotation = num;
}
IsParsed = true;
}
}
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