public static void Constant(ProjectWriter writer, GMConstant self, GMProject _)
{
writer.Write(self.Name);
writer.Write(self.Value);
}
/// <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 game settings from GM file.
/// </summary>
private GMSettings ReadSettings()
{
// Create a new game maker settings object.
GMSettings settings = new GMSettings();
// Get Game Settings object version.
int version = ReadInt();
// Check version.
if (version != 500 && version != 510 && version != 520 && version != 530 && version != 542 &&
version != 600 && version != 702 && version != 800)
throw new Exception("Unsupported Game Settings object version.");
// If version is GM8, start inflater stream.
if (version == 800)
Decompress();
// Read settings data
settings.StartFullscreen = ReadBool();
// Versions greater than 5.3 support interpolation.
if (version > 542)
settings.Interpolate = ReadBool();
// Read settings data.
settings.DontDrawBorder = ReadBool();
settings.DisplayCursor = ReadBool();
// Versions greater than 5.3 support the below variables.
if (version > 530)
{
// Read settings data.
settings.Scaling = ReadInt();
settings.AllowWindowResize = ReadBool();
settings.AlwaysOnTop = ReadBool();
settings.ColorOutsideRoom = ReadInt();
}
else
{
// Read settings data.
settings.ScaleInWindowedMode = ReadInt();
settings.ScaleInFullScreenMode = ReadInt();
settings.ScaleOnHardwareSupport = ReadBool();
}
// Read settings data.
settings.SetResolution = ReadBool();
// Versions greater than 5.3 support the below variables.
if (version > 530)
{
// Read settings data.
settings.ColorDepth2 = (ColorDepthType2)ReadInt();
settings.Resolution2 = (ResolutionType2)ReadInt();
settings.Frequency2 = (FrequencyType2)ReadInt();
}
else
{
// Read settings data.
settings.ColorDepth1 = (ColorDepthType1)ReadInt();
settings.UseExclusiveGraphicsMode = ReadBool();
settings.Resolution1 = (ResolutionType1)ReadInt();
settings.Frequency1 = (FrequencyType1)ReadInt();
settings.UseSynchronization = ReadBool();
settings.DisplayCaptionInFullScreenMode = ReadBool();
}
// Read settings data.
settings.DontShowButtons = ReadBool();
// Versions greater than 5.3 support screen synchronization.
if (version > 530)
settings.UseSynchronization = ReadBool();
// Versions greater than 7.0 support disabling the screensaver, and power saving options.
if (version > 720)
settings.DisableScreensaver = ReadBool();
// Read settings.
settings.LetF4SwitchFullscreen = ReadBool();
settings.LetF1ShowGameInfo = ReadBool();
settings.LetEscEndGame = ReadBool();
settings.LetF5SaveF6Load = ReadBool();
// Skip reserved bytes.
if (version < 542)
ReadBytes(8);
// Versions greater than 6.0, treat close as esc, F9 screenshot.
if (version > 600)
{
settings.LetF9TakeScreenShot = ReadBool();
settings.TreatCloseButtonAsESC = ReadBool();
}
// Versions greater than 5.1 support game priority.
if (version > 510)
settings.GamePriority = (PriorityType)ReadInt();
// Read settings data.
settings.FreezeOnLoseFocus = ReadBool();
settings.LoadBarMode = (LoadProgressBarType)ReadInt();
// If the loadbar type is a custom loadbar.
if (settings.LoadBarMode == LoadProgressBarType.Custom)
{
// If version is greater than 7.0.
if (version > 702)
{
// If a back loadbar image exists.
if (ReadBool() == true)
{
// Get size of image data.
int size = ReadInt();
// Get back loadbar image data.
settings.BackLoadBarImage = ReadBytes(size);
}
// If a front loadbar image exists.
if (ReadBool() == true)
{
// Get size of image data.
int size = ReadInt();
// Get ffront loadbar image data.
settings.FrontLoadBarImage = ReadBytes(size);
}
}
else
{
// If a back loadbar image exists.
if (ReadInt() != -1)
{
// Get size of image data.
int size = ReadInt();
// Get back loadbar image data.
settings.BackLoadBarImage = ReadBytes(size);
}
// If a front loadbar image exists.
if (ReadInt() != -1)
{
// Get size of image data.
int size = ReadInt();
// Get front loadbar image data.
settings.FrontLoadBarImage = ReadBytes(size);
}
}
}
// Read settings data.
settings.ShowCustomLoadImage = ReadBool();
// If a custom load image must be shown
if (settings.ShowCustomLoadImage == true)
{
// If version is greater than 7.0.
if (version > 702)
{
// If a custom load image is present
if (ReadBool() == true)
{
// Get size of image data
int size = ReadInt();
// Get custom load image data
settings.LoadingImage = ReadBytes(size);
}
}
else
{
// If a custom load image is present
if (ReadInt() != -1)
{
// Get size of image data
int size = ReadInt();
// Get custom load image data
settings.LoadingImage = ReadBytes(size);
}
}
}
// Versions greater than 5.0 support loading image alpha.
if (version > 500)
{
// Read settings data.
settings.ImagePartiallyTransparent = ReadBool();
settings.LoadImageAlpha = ReadInt();
settings.ScaleProgressBar = ReadBool();
}
// Get size of icon image data.
int iconSize = ReadInt();
// Read settings data.
settings.GameIcon = ReadBytes(iconSize);
settings.DisplayErrors = ReadBool();
settings.WriteToLog = ReadBool();
settings.AbortOnError = ReadBool();
settings.TreatUninitializedAsZero = ReadBool();
settings.Author = ReadString();
// Versions greater than 6.0 use a string for the version data.
if (version > 600)
settings.Version = ReadString();
else
settings.Version = ReadInt().ToString();
// Read settings data.
settings.ProjectLastChanged = ReadDouble();
settings.Information = ReadString();
// Versions greater than 5.2 support constants. Versions greater than 7 read constants elsewhere.
if (version > 520 && version < 800)
{
// Number of constants defined.
settings.Constants = new GMConstant[ReadInt()];
// Iterate through constants.
for (int i = 0; i < settings.Constants.Length; i++)
{
// Create a new constant.
GMConstant constant = new GMConstant();
// Get constant data.
constant.Name = ReadString();
constant.Value = ReadString();
// Add constant to settings.
settings.Constants[i] = constant;
}
}
// If version is greater than 6.0.
if (version > 600)
{
// Read build information.
settings.Major = ReadInt();
settings.Minor = ReadInt();
settings.Release = ReadInt();
settings.Build = ReadInt();
settings.Company = ReadString();
settings.Product = ReadString();
settings.Copyright = ReadString();
settings.Description = ReadString();
// If the version is greater than 7.0, read last time global settings were changed.
if (version > 702)
settings.SettingsLastChanged = ReadDouble();
}
else if (version > 530) // If version is greater than 5.3.
{
// Number of include files.
settings.Includes = new GMInclude[ReadInt()];
// Get each include file.
for (int i = 0; i < settings.Includes.Length; i++)
{
// Read settings include file data.
settings.Includes[i].FileName = ReadString();
}
// Read settings data.
settings.IncludeFolder = ReadInt();
settings.OverwriteExisting = ReadBool();
settings.RemoveAtGameEnd = ReadBool();
}
// End inflater.
EndDecompress();
// Return a GMProject settings object.
return settings;
}
/// <summary>
/// Reads all constants from Game Maker project file.
/// </summary>
private GMConstant[] ReadConstants()
{
// Get version.
int version = ReadInt();
// Check version.
if (version != 800)
throw new Exception("Unsupported Pre-Sound object version.");
// Number of constants defined.
GMConstant[] constants = new GMConstant[ReadInt()];
// Iterate through constants.
for (int i = 0; i < constants.Length; i++)
{
// Create a new constant.
GMConstant constant = new GMConstant();
// Get constant data.
constant.Name = ReadString();
constant.Value = ReadString();
// Add constant.
constants[i] = constant;
}
// Last changed.
GMConstant.LastChanged = ReadDouble();
// Return constants.
return constants;
}
/// <summary>
/// Writes Game Maker project constants.
/// </summary>
private void WriteConstants(GMConstant[] constants, GMVersionType version)
{
// Write version number.
WriteInt((int)version);
// Write amount of constants.
WriteInt(constants.Length);
// Iterate through constants.
for (int i = 0; i < constants.Length; i++)
{
// Write constant data.
WriteString(constants[i].Name);
WriteString(constants[i].Value);
}
// Write last changed.
WriteDouble(GMConstant.LastChanged);
}
