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Add method to paint CD lead-in sector in specified color

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Natalia Portillo
2025-10-23 04:07:44 +01:00
parent 0e5fac82a2
commit 46baa53e62
1 changed files with 13 additions and 0 deletions
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13
Aaru.Core/Graphics/Spiral.cs
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@@ -621,6 +621,19 @@ public sealed class Spiral : IMediaGraph
_canvas.DrawPath(path, paint);
}
/// <summary>
/// Paints the segment of the spiral that corresponds to the specified sector of a standard CD lead-in in the
/// specified color. Uses the standard CD lead-in size of approximately 2,500-3,000 sectors
/// (ECMA-130 specification: 46mm to 50mm radial distance with 1.6µm track pitch).
/// </summary>
/// <param name="sector">Sector within the lead-in (0-based, where 0 is LBA -150 equivalent)</param>
/// <param name="color">Color to paint the segment in</param>
public void PaintCdLeadInSector(ulong sector, SKColor color)
{
const int cdLeadInSize = 2750; // Approximate CD lead-in sectors (46-50mm at 1.6µm pitch, ~75 sectors/sec)
PaintLeadInSector(sector, color, cdLeadInSize);
}
/// <summary>Gets all the points that are needed to draw a spiral with the specified parameters</summary>
/// <param name="center">Center of the spiral start</param>
/// <param name="minRadius">Minimum radius before which the spiral must have no points</param>