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DataDEM.cs
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DataDEM.cs
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using System.Text;
using System.Windows.Forms;
namespace GMExplorer {
class DataDEM : Data {
/// <summary>
/// Knoten für eine logische oder physische Datei anhängen
/// </summary>
/// <param name="tn"></param>
/// <param name="tre">wenn null, wird das Objekt erzeugt</param>
/// <param name="binreader"></param>
public static void AppendChildNodes(TreeNode tn, GarminCore.Files.StdFile_DEM dem, GarminCore.BinaryReaderWriter binreader) {
DeleteDummyChildNode(tn);
AppendNode(AppendNode(tn, NodeContent.NodeType.GarminCommonHeader, dem, "Garmin Common Header"));
AppendNode(AppendNode(tn, NodeContent.NodeType.GarminSpecialHeader, dem, "Garmin DEM-Header"));
AppendNode(AppendNode(tn, NodeContent.NodeType.DEM_Zoomlevel, dem, "Zoomlevel"));
}
public static void AppendChildNodesOn_Sections(TreeNode tn, GarminCore.Files.StdFile_DEM dem, NodeContent.NodeType nodetype) {
DeleteDummyChildNode(tn);
switch (nodetype) {
case NodeContent.NodeType.DEM_Zoomlevel:
for (int i = 0; i < dem.ZoomlevelCount; i++) {
TreeNode tn2 = AppendNode(tn, NodeContent.NodeType.Index, i, "Zoomlevel " + i.ToString());
int subtiles = (dem.ZoomLevel[i].ZoomlevelItem.MaxIdxHoriz + 1) * (dem.ZoomLevel[i].ZoomlevelItem.MaxIdxVert + 1);
for (int j = 0; j < subtiles; j++)
AppendNode(tn2, NodeContent.NodeType.Index, j, "Subtile " + j.ToString());
}
break;
}
}
/// <summary>
/// Knoten für einen Header anhängen
/// </summary>
/// <param name="tn"></param>
/// <param name="tre"></param>
public static void AppendChildNodesOn_GarminSpecialHeader(TreeNode tn, GarminCore.Files.StdFile_DEM dem) {
AppendNode(tn, NodeContent.NodeType.DataRange, new NodeContent.Content4DataRange(dem.Flags, 0x15, "Flags: " + DecimalAndHexAndBinary(dem.Flags), false), "Flags");
AppendNode(tn, NodeContent.NodeType.DataRange, new NodeContent.Content4DataRange(dem.ZoomlevelCount, 0x19, "ZoomlevelCount: " + DecimalAndHexAndBinary(dem.ZoomlevelCount)), "ZoomlevelCount");
AppendNode(tn, NodeContent.NodeType.DataRange, new NodeContent.Content4DataRange(dem.Unknown_0x1B, 0, dem.Unknown_0x1B.Length, NodeContent.Content4DataRange.DataType.Other, 0x1B, "Unknown 0x1B"), "Unknown 0x1B");
AppendNode(tn, NodeContent.NodeType.DataRange, new NodeContent.Content4DataRange(dem.ZoomlevelRecordSize, 0x1F, "ZoomlevelRecordSize: " + DecimalAndHexAndBinary(dem.ZoomlevelRecordSize)), "ZoomlevelRecordSize");
AppendNode(tn, NodeContent.NodeType.DataRange, new NodeContent.Content4DataRange(dem.PtrZoomlevel, 0x21, "ZoomlevelOffset: " + DecimalAndHexAndBinary(dem.PtrZoomlevel), false), "ZoomlevelOffset");
AppendNode(tn, NodeContent.NodeType.DataRange, new NodeContent.Content4DataRange(dem.Unknown_0x25, 0, dem.Unknown_0x25.Length, NodeContent.Content4DataRange.DataType.Other, 0x25, "Unknown 0x25"), "Unknown 0x25");
}
/// <summary>
/// dateitypischer Header
/// </summary>
/// <param name="info"></param>
/// <param name="dem"></param>
public static void SpecialHeader(StringBuilder info, GarminCore.Files.StdFile_DEM dem) {
info.AppendLine("Flags (4 Byte): " + DecimalAndHexAndBinary(dem.Flags, 32));
info.AppendLine(" HeigthInFeet (Bit 1): " + dem.HeigthInFeet.ToString());
info.AppendLine("ZoomlevelCount (2 Byte): " + DecimalAndHexAndBinary(dem.ZoomlevelCount));
info.AppendLine("Unknown 0x1B (4 Byte): " + HexString(dem.Unknown_0x1B));
info.AppendLine("ZoomlevelRecordSize (2 Byte): " + DecimalAndHexAndBinary(dem.ZoomlevelRecordSize));
info.AppendLine("ZoomlevelOffset (4 Byte): " + DecimalAndHexAndBinary(dem.PtrZoomlevel));
info.AppendLine("Unknown 0x25 (" + dem.Unknown_0x25.Length.ToString() + " Byte): " + HexString(dem.Unknown_0x25));
}
/// <summary>
/// Funktion für alle Datei-Infos
/// </summary>
/// <param name="info"></param>
/// <param name="hex"></param>
/// <param name="firsthexadr"></param>
/// <param name="filedata"></param>
/// <param name="nodetype">"Thema" der Info</param>
/// <param name="idx">wenn größer oder gleich 0, dann der Index auf ein Objekt einer Tabelle</param>
/// <param name="tn"></param>
public static void SectionAndIndex(StringBuilder info, out byte[] hex, out long firsthexadr, NodeContent.Content4File filedata, NodeContent.NodeType nodetype, int idx, TreeViewData tvd) {
GarminCore.Files.StdFile_DEM dem = filedata.GetGarminFileAsDEM();
int hexlen = 0;
firsthexadr = 0;
hex = null;
switch (nodetype) {
case NodeContent.NodeType.DEM_Zoomlevel:
firsthexadr = dem.PtrZoomlevel;
if (idx < 0) {
info.AppendLine("ZoomlevelCount: " + DecimalAndHexAndBinary(dem.ZoomlevelCount));
info.AppendLine("ZoomlevelRecordSize: " + DecimalAndHexAndBinary(dem.ZoomlevelRecordSize));
hexlen = dem.ZoomlevelRecordSize * dem.ZoomlevelCount;
} else {
GarminCore.Files.DEM.ZoomlevelTableitem record = dem.ZoomLevel[idx].ZoomlevelItem;
info.AppendLine("SpecType (1 Byte): " + DecimalAndHexAndBinary(record.SpecType));
info.AppendLine("Number (1 Byte): " + DecimalAndHexAndBinary(record.No));
info.AppendLine("Tilesize horizontal (4 Byte): " + DecimalAndHexAndBinary(record.PointsHoriz));
info.AppendLine("Tilesize vertical (4 Byte): " + DecimalAndHexAndBinary(record.PointsVert));
info.AppendLine("LastRowHeight (4 Byte): " + DecimalAndHexAndBinary(record.LastRowHeight));
info.AppendLine("LastColWidth (4 Byte): " + DecimalAndHexAndBinary(record.LastColWidth));
info.AppendLine("Unknown12 (2 Byte): " + DecimalAndHexAndBinary(record.Unknown12));
info.AppendLine("MaxIdxHoriz (4 Byte): " + DecimalAndHexAndBinary(record.MaxIdxHoriz));
info.AppendLine("MaxIdxVert (4 Byte): " + DecimalAndHexAndBinary(record.MaxIdxVert));
info.AppendLine("Structure (2 Byte): " + DecimalAndHexAndBinary(record.Structure, 16));
info.AppendLine(" OffsetSize (Bit 0,1) +1: " + record.Structure_OffsetSize + " Byte");
info.AppendLine(" BaseheightSize (Bit 2) +1: " + record.Structure_BaseheightSize + " Byte");
info.AppendLine(" DiffSize (Bit 3) +1: " + record.Structure_DiffSize + " Byte");
info.AppendLine(" CodingtypeSize (Bit 4): " + record.Structure_CodingtypeSize + " Byte");
info.AppendLine("SubtileTableitemSize (2 Byte): " + DecimalAndHexAndBinary(record.SubtileTableitemSize));
info.AppendLine("SubtileTableOffset (4 Byte): " + DecimalAndHexAndBinary(record.PtrSubtileTable));
info.AppendLine("HeightdataOffset (4 Byte): " + DecimalAndHexAndBinary(record.PtrHeightdata));
info.AppendLine("Left (4 Byte): " + DecimalAndHexAndBinary(record.west) + "; " + record.West.ToString() + "°");
info.AppendLine("Top (4 Byte): " + DecimalAndHexAndBinary(record.north) + "; " + record.North.ToString() + "°");
info.AppendLine("PointDistanceVertical (4 Byte): " + DecimalAndHexAndBinary(record.pointDistanceVert) + "; " + record.PointDistanceVert.ToString() + "°");
info.AppendLine("PointDistanceHorizontal (4 Byte): " + DecimalAndHexAndBinary(record.pointDistanceHoriz) + "; " + record.PointDistanceHoriz.ToString() + "°");
info.AppendLine("MinHeight (2 Byte): " + DecimalAndHexAndBinary(record.MinHeight));
info.AppendLine("MaxHeight (2 Byte): " + DecimalAndHexAndBinary(record.MaxHeight));
firsthexadr += idx * dem.ZoomlevelRecordSize;
hexlen = dem.ZoomlevelRecordSize;
}
break;
case NodeContent.NodeType.Index:
// etwas tricky, aber nc.Data des übergeordneten Knotens ist der ZoomLevel-Index
if (tvd.TreeView.SelectedNode != null) {
int zoomlevelidxidx = -1;
NodeContent nc = NodeContent4TreeNode(tvd.TreeView.SelectedNode.Parent);
if (nc.Type == NodeContent.NodeType.Index)
zoomlevelidxidx = (int)nc.Data;
if (zoomlevelidxidx >= 0) {
GarminCore.Files.DEM.ZoomlevelTableitem zoomlevel = dem.ZoomLevel[zoomlevelidxidx].ZoomlevelItem;
GarminCore.Files.DEM.SubtileTableitem subtile = dem.ZoomLevel[zoomlevelidxidx].Subtiles[idx].Tableitem;
info.AppendLine("Offset (" + zoomlevel.Structure_OffsetSize + " Byte): " + DecimalAndHexAndBinary(subtile.Offset));
info.AppendLine("Baseheight (" + zoomlevel.Structure_BaseheightSize + " Byte): " + DecimalAndHexAndBinary(subtile.Baseheight));
info.AppendLine("Diff (" + zoomlevel.Structure_DiffSize + " Byte): " + DecimalAndHexAndBinary(subtile.Diff));
if (zoomlevel.Structure_CodingtypeSize > 0)
info.AppendLine("Type (" + zoomlevel.Structure_CodingtypeSize + " Byte): " + DecimalAndHexAndBinary(subtile.Type));
info.AppendLine();
info.AppendLine("coded data (" + DecimalAndHexAndBinary(dem.ZoomLevel[zoomlevelidxidx].Subtiles[idx].DataLength) + " Bytes):");
firsthexadr = zoomlevel.PtrHeightdata + subtile.Offset;
hexlen = dem.ZoomLevel[zoomlevelidxidx].Subtiles[idx].DataLength;
}
}
break;
default:
info.AppendLine("internal error: no info for nodetype '" + nodetype.ToString() + "'");
break;
}
if (hexlen > 0)
hex = HexRange(firsthexadr, filedata.BinaryReader, hexlen);
}
}
}