155 lines
No EOL
3.6 KiB
C#
155 lines
No EOL
3.6 KiB
C#
using System;
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using Server.Network;
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namespace Server.Items
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{
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public class Sextant : Item
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{
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[Constructable]
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public Sextant() : base( 0x1058 )
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{
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Weight = 2.0;
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}
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public Sextant( Serial serial ) : base( serial )
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{
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}
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public override void Serialize( GenericWriter writer )
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{
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base.Serialize( writer );
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writer.Write( (int) 0 ); // version
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}
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public override void Deserialize( GenericReader reader )
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{
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base.Deserialize( reader );
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int version = reader.ReadInt();
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}
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public override void OnDoubleClick( Mobile from )
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{
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int xLong = 0, yLat = 0;
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int xMins = 0, yMins = 0;
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bool xEast = false, ySouth = false;
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if ( Sextant.Format( from.Location, from.Map, ref xLong, ref yLat, ref xMins, ref yMins, ref xEast, ref ySouth ) )
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{
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string location = String.Format( "{0}° {1}'{2}, {3}° {4}'{5}", yLat, yMins, ySouth ? "S" : "N", xLong, xMins, xEast ? "E" : "W" );
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from.LocalOverheadMessage( MessageType.Regular, from.SpeechHue, false, location );
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}
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}
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public static bool ComputeMapDetails( Map map, int x, int y, out int xCenter, out int yCenter, out int xWidth, out int yHeight )
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{
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xWidth = 5120; yHeight = 4096;
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if ( map == Map.Britannia )
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{
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if ( x >= 0 && y >= 0 && x < 7168 && y < 4096 )
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{
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xCenter = 1323; yCenter = 1624;
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}
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else
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{
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xCenter = 0; yCenter = 0;
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return false;
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}
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}
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else if ( x >= 0 && y >= 0 && x < map.Width && y < map.Height )
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{
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xCenter = 1323; yCenter = 1624;
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}
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else
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{
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xCenter = 0; yCenter = 0;
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return false;
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}
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return true;
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}
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public static Point3D ReverseLookup( Map map, int xLong, int yLat, int xMins, int yMins, bool xEast, bool ySouth )
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{
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if ( map == null || map == Map.Internal )
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return Point3D.Zero;
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int xCenter, yCenter;
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int xWidth, yHeight;
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if ( !ComputeMapDetails( map, 0, 0, out xCenter, out yCenter, out xWidth, out yHeight ) )
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return Point3D.Zero;
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double absLong = xLong + ((double)xMins / 60);
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double absLat = yLat + ((double)yMins / 60);
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if ( !xEast )
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absLong = 360.0 - absLong;
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if ( !ySouth )
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absLat = 360.0 - absLat;
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int x, y, z;
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x = xCenter + (int)((absLong * xWidth) / 360);
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y = yCenter + (int)((absLat * yHeight) / 360);
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if ( x < 0 )
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x += xWidth;
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else if ( x >= xWidth )
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x -= xWidth;
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if ( y < 0 )
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y += yHeight;
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else if ( y >= yHeight )
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y -= yHeight;
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z = map.GetAverageZ( x, y );
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return new Point3D( x, y, z );
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}
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public static bool Format( Point3D p, Map map, ref int xLong, ref int yLat, ref int xMins, ref int yMins, ref bool xEast, ref bool ySouth )
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{
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if ( map == null || map == Map.Internal )
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return false;
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int x = p.X, y = p.Y;
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int xCenter, yCenter;
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int xWidth, yHeight;
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if ( !ComputeMapDetails( map, x, y, out xCenter, out yCenter, out xWidth, out yHeight ) )
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return false;
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double absLong = (double)((x - xCenter) * 360) / xWidth;
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double absLat = (double)((y - yCenter) * 360) / yHeight;
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if ( absLong > 180.0 )
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absLong = -180.0 + (absLong % 180.0);
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if ( absLat > 180.0 )
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absLat = -180.0 + (absLat % 180.0);
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bool east = ( absLong >= 0 ), south = ( absLat >= 0 );
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if ( absLong < 0.0 )
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absLong = -absLong;
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if ( absLat < 0.0 )
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absLat = -absLat;
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xLong = (int)absLong;
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yLat = (int)absLat;
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xMins = (int)((absLong % 1.0) * 60);
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yMins = (int)((absLat % 1.0) * 60);
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xEast = east;
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ySouth = south;
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return true;
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}
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}
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} |