/// <summary>
/// Reads game includes from GM file.
/// </summary>
private GMInclude[] ReadIncludes()
{
// Get version.
int version = ReadInt();
// Check version.
if (version != 430 && version != 600 && version != 620 && version != 800)
throw new Exception("Unsupported Pre-Includes object version.");
// Create a new array of includes.
GMInclude[] includes = new GMInclude[ReadInt()];
// Iterate through includes.
for (int i = 0; i < includes.Length; i++)
{
// Create a new include object.
GMInclude include = new GMInclude();
// If version is 8.0, get last changed.
if (version == 800)
include.LastChanged = ReadDouble();
// Get version.
version = ReadInt();
// Check version.
if (version != 620 && version != 800)
throw new Exception("Unsupported Includes object version.");
// Read include data.
include.FileName = ReadString();
include.FilePath = ReadString();
include.OriginalFileChosen = ReadBool();
include.OriginalFileSize = ReadInt();
include.StoreInEditableGMKFile = ReadBool();
// If the include file will be stored within the executable, read data.
if (include.StoreInEditableGMKFile == true)
include.Data = ReadBytes(ReadInt());
// Read include data.
include.ExportMode = (ExportType)(ReadInt());
include.FolderToExport = ReadInt();
include.OverwriteIfExists = ReadBool();
include.FreeMemoryAfterExport = ReadBool();
include.RemoveAtGameEnd = ReadBool();
// Set include object.
includes[i] = include;
}
// Return include objects.
return includes;
}
/// <summary>
/// Reads a Game Maker project file
/// </summary>
public void ReadProject(string file)
{
// If the file does not exist, throw exception
if (File.Exists(file) == false)
{
throw new Exception("The Game Maker project file does not exist.");
}
// Get file extension
string ext = file.Substring(file.LastIndexOf('.')).ToLower();
// If a GMS project file
if (ext == ".gmx")
{
// Read in the project as a Game Maker Studio project and return
ReadProjectGMS(file);
return;
}
// Get file size
FileInfo info = new FileInfo(file);
long length = info.Length;
// Create a new GM file reader
using (GMFileReader reader = new GMFileReader(new FileStream(file, FileMode.Open, FileAccess.Read)))
{
// Progress event
ProgressChanged("Starting project read...", reader.BaseStream.Position, length);
// Read the magic number
int id = reader.ReadGMInt();
// If the magic number was incorrect, not a Game Maker project file
if (id != 1234321)
{
throw new Exception("Not a valid Game Maker project file.");
}
// Get Game Maker project file version
int version = reader.ReadGMInt();
// Check version
switch (version)
{
case 500: this.GameMakerVersion = GMVersionType.GameMaker50; break;
case 510: this.GameMakerVersion = GMVersionType.GameMaker51; break;
case 520: this.GameMakerVersion = GMVersionType.GameMaker52; break;
case 530: this.GameMakerVersion = GMVersionType.GameMaker53; break;
case 600: this.GameMakerVersion = GMVersionType.GameMaker60; break;
case 701: this.GameMakerVersion = GMVersionType.GameMaker70; break;
case 800: this.GameMakerVersion = GMVersionType.GameMaker80; break;
case 810: this.GameMakerVersion = GMVersionType.GameMaker81; break;
}
// Skip over reserved bytes
if (version < 600)
{
reader.ReadGMBytes(4);
}
// Game Maker 7 project file encryption
if (version == 701)
{
// Bill and Fred, psssttt they like each other ;)
int bill = reader.ReadGMInt();
int fred = reader.ReadGMInt();
// Skip bytes to treasure.
reader.ReadGMBytes(bill * 4);
// Get the seed for swap table
int seed = reader.ReadGMInt();
// Skip bytes to get out of the junk yard
reader.ReadGMBytes(fred * 4);
// Read first byte of Game id (Not encrypted)
byte b = reader.ReadByte();
// Set the seed
reader.SetSeed(seed);
// Read game id
id = reader.ReadGMInt(b);
}
else // Read game id normally
{
id = reader.ReadGMInt();
}
// Skip unknown bytes
reader.ReadGMBytes(16);
// Read settings
ProgressChanged("Reading Settings...", reader.BaseStream.Position, length);
// Read main project objects
this.Settings = GMSettings.ReadSettings(reader);
this.Settings.GameIdentifier = id;
// If the version is greater than Game Maker 7.0
if (version > 701)
{
// Read triggers and constants.
this.Triggers = GMTrigger.ReadTriggers(reader);
this.Settings.Constants = GMConstant.ReadConstants(reader);
}
// Read sounds
ProgressChanged("Reading Sounds...", reader.BaseStream.Position, length);
this.Sounds = GMSound.ReadSounds(reader);
// Read sprites
ProgressChanged("Reading Sprites...", reader.BaseStream.Position, length);
this.Sprites = GMSprite.ReadSprites(reader);
// Read backgrounds
ProgressChanged("Reading Backgrounds...", reader.BaseStream.Position, length);
this.Backgrounds = GMBackground.ReadBackgrounds(reader);
// Read paths
ProgressChanged("Reading Paths...", reader.BaseStream.Position, length);
this.Paths = GMPath.ReadPaths(reader);
// Read scripts
ProgressChanged("Reading Scripts...", reader.BaseStream.Position, length);
this.Scripts = GMScript.ReadScripts(reader);
// Get version
int version2 = reader.ReadGMInt();
// Check version
if (version2 != 440 && version2 != 540 && version2 != 800)
{
throw new Exception("Unsupported Pre-Font/Pre-Data File object version.");
}
// If version is old, read data files else, read fonts.
if (version2 == 440)
{
// Read data files
ProgressChanged("Reading Data Files...", reader.BaseStream.Position, length);
this.DataFiles = GMDataFile.ReadDataFiles(reader);
}
else
{
// Read fonts
ProgressChanged("Reading Fonts...", reader.BaseStream.Position, length);
this.Fonts = GMFont.ReadFonts(version2, reader);
}
// Read timelines
ProgressChanged("Reading Timelines...", reader.BaseStream.Position, length);
this.Timelines = GMTimeline.ReadTimelines(reader);
// Read objects
ProgressChanged("Reading Objects...", reader.BaseStream.Position, length);
this.Objects = GMObject.ReadObjects(reader);
// Read rooms
ProgressChanged("Reading Rooms...", reader.BaseStream.Position, length);
this.Rooms = GMRoom.ReadRooms(this.Objects, reader);
// Read last ids for instances and tiles
this.LastInstanceId = reader.ReadGMInt();
this.LastTileId = reader.ReadGMInt();
// If the version is above 6.1, read include files and packages
if (version >= 700)
{
// Read includes
ProgressChanged("Reading Includes...", reader.BaseStream.Position, length);
this.Settings.Includes = GMInclude.ReadIncludes(reader);
// Read packages
ProgressChanged("Reading Packages...", reader.BaseStream.Position, length);
this.Packages.AddRange(GMPackage.ReadPackages(reader));
}
// Read game information
ProgressChanged("Reading Game Information...", reader.BaseStream.Position, length);
this.GameInformation = GMGameInformation.ReadGameInformation(reader);
// Get version
version = reader.ReadGMInt();
// Check version
if (version != 500)
{
throw new Exception("Unsupported Post-Game Information object version.");
}
// Read libraries
ProgressChanged("Reading Libraries...", reader.BaseStream.Position, length);
this.Libraries = GMLibrary.ReadLibraries(reader);
// Read project tree
ProgressChanged("Reading Project Tree...", reader.BaseStream.Position, length);
this.ProjectTree = GMNode.ReadTree(file.Substring(file.LastIndexOf(@"\") + 1), reader);
// Progress event
ProgressChanged("Finished Reading Project.", reader.BaseStream.Position, length);
}
}
/// <summary>
/// Writes includes from Game Maker project.
/// </summary>
private void WriteIncludes(GMInclude[] includes, GMVersionType version)
{
// Write the amount of includes.
WriteInt(includes.Length);
// Iterate through includes.
for (int i = 0; i < includes.Length; i++)
{
// If version is 8.0, write last changed.
if (version == GMVersionType.GameMaker80)
WriteDouble(includes[i].LastChanged);
// Write version number.
if (version < GMVersionType.GameMaker80)
WriteInt(620);
else
WriteInt(800);
// Write include data.
WriteString(includes[i].FileName);
WriteString(includes[i].FilePath);
WriteBool(includes[i].OriginalFileChosen);
WriteInt(includes[i].OriginalFileSize);
WriteBool(includes[i].StoreInEditableGMKFile);
// If the include file will be stored within the executable, write data.
if (includes[i].StoreInEditableGMKFile == true)
WriteBytes(includes[i].Data);
// Write include data.
WriteInt((int)includes[i].ExportMode);
WriteInt(includes[i].FolderToExport);
WriteBool(includes[i].OverwriteIfExists);
WriteBool(includes[i].FreeMemoryAfterExport);
WriteBool(includes[i].RemoveAtGameEnd);
}
}
