public static void Trigger(ProjectWriter writer, GMTrigger self, GMProject _)
{
writer.Write(self.Version);
writer.Write(self.Name);
writer.Write(self.Condition);
writer.Write((int)self.Event);
writer.Write(self.ConstName);
}
/// <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>
/// Reads all triggers from Game Maker project file.
/// </summary>
private GMList<GMTrigger> ReadTriggers()
{
// Get version.
int version = ReadInt();
// Check version.
if (version != 800)
throw new Exception("Unsupported Pre-Trigger object version.");
// Create a new trigger list.
GMList<GMTrigger> triggers = new GMList<GMTrigger>();
// Amount of trigger ids.
int num = ReadInt();
// Iterate through triggers.
for (int i = 0; i < num; i++)
{
// Start inflate.
Decompress();
// If the trigger at index does not exists, continue.
if (ReadBool() == false)
{
triggers.LastId++;
EndDecompress();
continue;
}
// Get version.
version = ReadInt();
// Check version.
if (version != 800)
throw new Exception("Unsupported trigger object version.");
// Create a new trigger.
GMTrigger trigger = new GMTrigger();
// Read trigger data.
trigger.Name = ReadString();
trigger.Condition = ReadString();
trigger.Moment = (MomentType)ReadInt();
trigger.Constant = ReadString();
// End object inflate.
EndDecompress();
// Add trigger.
triggers.Add(trigger);
}
// Get last changed.
GMTrigger.TriggerLastChanged = ReadDouble();
// Return triggers.
return triggers;
}