public ChunkInfo(Range Addr = null, string Description = null)
{
if(string.IsNullOrEmpty(Description)) Description = "Data chunk";
this.Description = Description;
this.Addr = Addr;
}
/// <summary>
/// Validates the address range text boxes and creates a Range object
/// </summary>
/// <param name="Addr"></param>
/// <returns></returns>
private bool TryValidateInput(out Range Addr)
{
try
{
Addr = null;
if (this.strip_txtStart.Text == string.Empty || this.strip_txtEnd.Text == string.Empty)
{
Program.Alert("Start/End value is blank");
return false;
}
long start; int end;
start = long.Parse(this.strip_txtStart.Text, System.Globalization.NumberStyles.HexNumber);
end = int.Parse(this.strip_txtEnd.Text, System.Globalization.NumberStyles.HexNumber);
// well duh start and end can be the same, happens when length = 1
/*if (start == end)
{
Program.Alert("Start and End are the same");
return false;
}*/
if (start > this.Image.Datastream.Length)
{
Program.Alert("Start offset goes past end of image");
return false;
}
if (end > this.Image.Datastream.Length)
{
Program.Alert((this.UseLength ? "Length" : "End offset") + " goes past end of image");
return false;
}
if (this.UseLength)
{
if (end < 1)
{
Program.Alert("Length must be at least 1");
return false;
}
Addr = new Range(start, end);
}
else
{
if (end < start)
{
Program.Alert("End offset cannot be before start offset");
return false;
}
Addr = new Range(start, (end - (int)start) + 1);
}
return true;
}
catch (FormatException)
{
Addr = null;
Program.Alert("Invalid character(s) in address");
return false;
}
catch (ArgumentException ex)
{
Addr = null;
Program.Alert(ex.Message);
return false;
}
catch (Exception ex)
{
Addr = null;
Program.ExH.Extended(ex);
return false;
}
}
public GfxChunkInfo(Range Addr = null, string Description = null)
{
if (Description == null) Description = string.Format("Graphics chunk");
this.Description = Description;
this.Addr = Addr;
this.TilesPerRow = null;
this.Subpalette = null;
}
// Block of in-game text
public TextChunkInfo(Range Addr = null, string Description = null)
{
this.UseTextTable = true;
this.Addr = Addr;
if (string.IsNullOrEmpty(Description)) Description = "Text chunk";
this.Description = Description;
this.Encoding = null;
this.UseTextTable = null;
this.TableID = null;
}
public List<Range> Search_Sequence(byte[] Sequence, Range Addr)
{
return dumplib.Search.Sequence(GetBytes(Addr), Sequence);
}
// Block of compiled code
public CodeChunkInfo(Range Addr = null, string Description = null)
{
this.Addr = Addr;
if (string.IsNullOrEmpty(Description)) Description = "Machine code chunk";
this.Description = Description;
}
/// <summary>
/// Extracts a graphics tile from the Data buffer
/// </summary>
/// <param name="Addr">Chunk address of the tile data</param>
/// <param name="Converter">Converter to use</param>
/// <param name="Palette">Color palette to apply</param>
/// <param name="TilesPerRow">Number of tiles to render per row in the final image</param>
/// <returns>Bitmapped image of all tiles extracted</returns>
public Bitmap GetTileGfx(Range Addr, ITileConverter Converter, ColorPalette Palette, int TilesPerRow)
{
return dumplib.Gfx.TileGfx.GetTiles(GetBytes(Addr), Converter, Palette, TilesPerRow);
}
/// <summary>
/// Performs a pattern search (aka relative search) on the specified chunk
/// </summary>
/// <param name="Pattern">Array of signed integers representing the variance between byte values</param>
/// <param name="Addr">Chunk address to search</param>
/// <returns></returns>
public List<Range> Search_Pattern(int[] Pattern, Range Addr)
{
return dumplib.Search.Pattern(GetBytes(Addr), Pattern);
}
/// <summary>
/// Extracts a string of text from the Data buffer using SJIS (Japanese) encoding
/// </summary>
/// <param name="Addr">Chunk address of the text string</param>
/// <returns>Unicode formatted string</returns>
public string GetText_SJIS(Range Addr)
{
return dumplib.Text.Transcode.UsingSJIS(GetBytes(Addr));
}
/// <summary>
/// Extracts a string of text from the Data buffer using the specified text table
/// </summary>
/// <param name="Addr">Chunk address of the text string</param>
/// <returns>Unicode formatted string</returns>
public string GetText_Table(Range Addr, dumplib.Text.Table Table, uint StartOffset, string StartTable = "{main}")
{
return dumplib.Text.Transcode.UsingTable(GetBytes(Addr), Table, StartTable, true, StartOffset);
}
/// <summary>
/// Extracts a string of text from the Data buffer using the specified text encoding
/// </summary>
/// <param name="Addr">Chunk address of the text string</param>
/// <param name="Encoding">Encoding of the source string</param>
/// <returns>Unicode formatted string</returns>
public string GetText_Encoding(Range Addr, Encoding Encoding)
{
return dumplib.Text.Transcode.UsingEncoding(GetBytes(Addr), Encoding);
}
/// <summary>
/// Extracts a string of text from the Data buffer using ASCII encoding
/// </summary>
/// <param name="Addr">Chunk address of the text string</param>
/// <returns>Unicode formatted string</returns>
public string GetText_ASCII(Range Addr)
{
return dumplib.Text.Transcode.UsingASCII(GetBytes(Addr));
}
public DataChunk GetChunk(Range Addr)
{
return this.GetChunk(new ChunkInfo(Addr));
}
/// <summary>
/// Returns an array of bytes from the specified offset
/// </summary>
/// <param name="Addr">Chunk address</param>
/// <returns></returns>
public byte[] GetBytes(Range Addr)
{
return this.GetBytes(Addr.StartOffset, Addr.Length);
}
private Layout.IChunkInfo ParseLine(string text)
{
// returns a ChunkEntry object from a line in the imp file
// May 2014 - oh boy more uncommented code. At least this is relatively simple
// time to rewrite and comment!
// do some simple checks to make sure the line is valid
if (!text.Contains("[") || !text.Contains("]") ||
!(text.Contains("-") || text.Contains("+")) ||
text.Length < 6)
throw new FormatException("Entry not properly formatted");
//get the text between the [] brackets, which should be the address and any arguments
string offsets = dumplib.Text.Table.GetLabel(text);
string[] args = null;
// a comma delimits the address and all args, so if there's a comma in the text between []...
if (offsets.Contains(","))
{
//... then split by args, set the first result to offsets and the rest to the args array
string[] temp = offsets.Split(',');
args = new string[temp.Length-1];
offsets = temp[0];
//Buffer.BlockCopy(temp, 1, args, 0, args.Length);
Array.Copy(temp, 1, args, 0, args.Length);
}
// the offset string can have a - or + to delimit between the two numbers
long first; int second;
if (offsets.IndexOf('-') > 0)
{
string[] offsetsplit = offsets.Split('-');
first = long.Parse(offsetsplit[0], System.Globalization.NumberStyles.HexNumber);
second = int.Parse(offsetsplit[1], System.Globalization.NumberStyles.HexNumber);
if (second < first) throw new ArgumentOutOfRangeException("Ending offset cannot be less than start offset");
second = (second - (int)first) + 1;
}
else if (offsets.IndexOf('+') > 0)
{
string[] offsetsplit = offsets.Split('+');
first = long.Parse(offsetsplit[0], System.Globalization.NumberStyles.HexNumber);
second = int.Parse(offsetsplit[1], System.Globalization.NumberStyles.HexNumber);
if (second < 1) throw new ArgumentOutOfRangeException("Length cannot be less than 1");
}
else throw new FormatException("Offsets incorrectly formatted");
string desc = text.Substring(text.IndexOf(']') + 1);
//if (!ChunkTypes.ContainsKey(text.Substring(0, 1).ToUpper())) throw new ArgumentException("Specified chunk type not found");
object[] thisinfo = new object[2];
thisinfo[0] = new Range(first, second);
thisinfo[1] = desc;
IChunkInfo _out = Activator.CreateInstance(chunktypes[text.Substring(0, 1).ToUpper()],thisinfo) as IChunkInfo;
if(args != null && args.Length > 0) _out.ParseArgs(args);
return _out;
}
