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AGS.GameDta.pas
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AGS.GameDta.pas
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unit AGS.GameDta;
interface
uses
Winapi.Windows, System.Variants, System.Classes, System.SysUtils, System.Types, AGS.Script;
type
GUIListBox = record
numItems, selected, topItem, mousexp, mouseyp: Integer;
rowheight, num_items_fit: Integer;
font, textcol, backcol, exflags: Integer;
end;
GUIObject = record
guin, objn: Integer;
flags: uInt;
x, y: Integer;
wid, hit: Integer;
zorder: Integer;
activated: Integer;
scriptName: array [0..25] of AnsiChar;
eventHandlers: array [0..9] of array [0..30] of AnsiChar;
end;
GUIMain = record
Id: Integer;
Name: AnsiString;
Flags: Integer;
X, Y, Width, Height: Integer;
BgColor: Integer;
BgImage: Integer;
FgColor: Integer;
Padding: Integer;
PopupStyle: Integer;
PopupAtMouseY: Integer;
Transparency: Integer;
ZOrder: Integer;
FocusCtrl: Integer;
HighlightCtrl: Integer;
MouseOverCtrl: Integer;
MouseWasAtX: Integer;
MouseWasAtY: Integer;
MouseDownCtrl: Integer;
clickEventHandler: AnsiString;
ControlCount: Integer;
Visibility: Integer;
end;
DialogTopic = record
optionnames: array [0..29] of array [0..149] of AnsiChar;
optionflags: array [0..29] of Integer;
optionscripts: Integer;
entrypoints: array [0..29] of Short;
startupentrypoint: Short;
codesize: Short;
numoptions: Integer;
topicFlags: Integer;
end;
CharacterInfo = record
defview: Integer;
talkview: Integer;
view: Integer;
room, prevroom: Integer;
x, y, wait: Integer;
flags: Integer;
following: Short;
followinfo: Short;
idleview: Integer;
idletime, idleleft: Short;
transparency: Short;
baseline: Short;
activeinv: Integer;
talkcolor: Integer;
thinkview: Integer;
blinkview, blinkinterval: Short;
blinktimer, blinkframe: Short;
walkspeed_y, pic_yoffs: Short;
z: Integer;
walkwait: Integer;
speech_anim_speed, reserved1: Short;
blocking_width, blocking_height: Short;
index_id: Integer;
pic_xoffs, walkwaitcounter: Short;
loop, frame: Short;
walking, animating: Short;
walkspeed, animspeed: Short;
inv: array [0..300] of Short;
actx, acty: Short;
name: array [0..39] of AnsiChar;
scrname: array [0..19] of AnsiChar;
onn: AnsiChar;
end;
ViewFrame = record
pic: Integer;
xoffs, yoffs: Short;
speed: Short;
flags: Integer;
sound: Integer;
reserved_for_future: array [0..1] of Integer;
end;
ViewLoopNew = record
numFrames: Short;
flags: Integer;
frames: array of ViewFrame;
end;
ViewStruct = record
numLoops: Short;
loops: array of ViewLoopNew;
end;
ViewStruct272 = record
numLoops: Short;
numframes: array [0..15] of Short;
loopFlags: array [0..15] of Integer;
frames: array [0..15] of array [0..19] of ViewFrame;
end;
WordsDictionary = record
num_words: Integer;
wordd: array of AnsiString;
wordnum: array of Short;
end;
InteractionScripts = record
NumEvents: Integer;
ScriptFuncNames: array of AnsiString;
end;
InteractionVariable = record
name: array [0..22] of AnsiChar;
vtype: Byte;
value: Integer;
end;
NewInteractionValue = record
valType: Integer;
val: Integer;
extra: Integer;
end;
NewInteractionCommand = record
Reserved: Integer;
ctype: Integer;
data: array [0..4] of NewInteractionValue;
children: Integer;
parent: Integer;
end;
NewInteractionCommandList = record
numCommands: Integer;
command: array [0..39] of NewInteractionCommand;
timesRun: Integer;
end;
NewInteraction = record
NumEvents: Integer;
EventTypes: array [0..29] of Integer;
TimesRun: array [0..29] of Integer;
Response: array [0..29] of Integer;
end;
MouseCursor = record
Pic: Integer;
HotX: Word;
HotY: Word;
View: Word;
Name: array [0..9] of AnsiChar;
Flags: Byte;
end;
InventoryItemInfo = record
Name: array [0..24] of AnsiChar;
Pic: Integer;
CursorPic: Integer;
HotX: Integer;
HotY: Integer;
Reserved: array [0..4] of Integer;
Flags: ShortInt;
end;
GameSetupStructBase = record
GameName: array [0..49] of AnsiChar;
Options: array [0..99] of Integer;
PalUses: array [0..255] of AnsiChar;
DefPal: array [0..255] of Integer;
NumViews: Integer;
NumCharacters: Integer;
PlayerCharacter: Integer;
TotalScore: Integer;
NumInvItems: Word;
NumDialog: Integer;
NumDlgMessage: Integer;
NumFonts: Integer;
Color_Depth: Integer;
Target_Win: Integer;
Dialog_Bullet: Integer;
HotDot: Word;
HotDotOuter: Word;
UniqueID: Integer;
NumGUI: Integer;
NumCursors: Integer;
Default_Resolution: Integer;
Default_Lipsync_Frame: Integer;
InvHotDotSprite: Integer;
Reserved: array [0..16] of Integer;
Messages: array [0..499] of Integer;
Dict: Integer;
GlobalScript: Integer;
Chars: Integer;
Compiled_Script: Integer;
end;
GameSetupStruct = record
Base: GameSetupStructBase;
GUID: array [0..39] of AnsiChar;
saveGameFileExtension: array [0..19] of AnsiChar;
saveGameFolderName: array [0..49] of AnsiChar;
FontFlags: array [0..14] of AnsiChar;
FontOutline: array [0..14] of AnsiChar;
SpriteFlags: array [0..29999] of AnsiChar;
InvInfo: array [0..300] of InventoryItemInfo;
MCurs: array [0..19] of MouseCursor;
IntrChar: array of NewInteraction;
CharScripts: array of InteractionScripts;
InvScripts: array of InteractionScripts;
Dict: WordsDictionary;
views: array of ViewStruct;
chars: array of CharacterInfo;
lipSyncFrameLetters: array [0..19] of array [0..49] of AnsiChar;
messages: array of AnsiString;
dialog: array of DialogTopic;
end;
TGameDta = class(TObject)
private
DtaF: TFileStream;
DtaVer, DtaErr, numstr, ndmp: Integer;
DtaVerStr: AnsiString;
GSS: GameSetupStruct;
datstr: array of AnsiString;
function ReadInt32(FS: TFileStream): Integer;
function ReadInt16(FS: TFileStream): Word;
function ReadInt8(FS: TFileStream): Byte;
function ReadString(FS: TFileStream): AnsiString;
function fgetstring(FS: TFileStream): AnsiString;
function fgetstring_limit(FS: TFileStream; BufSize: Integer): AnsiString;
function deserialize_interaction_scripts(FS: TFileStream): InteractionScripts;
function deserialize_new_interaction(FS: TFileStream): NewInteraction;
function deserialize_command_list(FS: TFileStream): NewInteractionCommandList;
function read_string_decrypt(FS: TFileStream): AnsiString;
function decrypt_text(Str: AnsiString): AnsiString;
procedure fread_script(FS: TFileStream);
function read_dictionary(FS: TFileStream): WordsDictionary;
procedure strcpy(var arr: array of AnsiChar; str: AnsiString);
procedure AddExtrString(Str: AnsiString);
procedure GUIObjectRead(FS: TFileStream; Version: Integer);
procedure read_gui(FS: TFileStream);
procedure CustomPropertySchema(FS: TFileStream);
procedure CustomProperties(FS: TFileStream);
procedure ReadPluginsFromDisk(FS: TFileStream);
procedure read_dialogs(FS: TFileStream);
procedure ReadFromStream(FS: TFileStream);
procedure ReadGameSetupStructBase(FS: TFileStream);
procedure ReadInventoryItemInfo(FS: TFileStream);
procedure ReadMouseCursor(FS: TFileStream);
procedure ReadFromStream2(FS: TFileStream);
procedure ReadFromFile(FileName: AnsiString);
public
constructor Create(FileName: AnsiString); overload;
constructor Create(FS: TFileStream); overload;
destructor Free; overload;
function GetExtractedString(Index: Integer): AnsiString;
function GetExtractedStringsCount: Integer;
function GetGameName: AnsiString;
function GetGameID: uInt;
function GetDtaErr: UINT;
function GetDtaVersion: UINT;
function GetDtaVersionString: AnsiString;
end;
const
game_file_sig = 'Adventure Creator Game File v2';
passwencstring = 'Avis Durgan';
// Game version
kGameVersion_Undefined = 0;
kGameVersion_230 = 12;
kGameVersion_240 = 12;
kGameVersion_250 = 18;
kGameVersion_251 = 19; // same as 2.52
kGameVersion_253 = 20;
kGameVersion_254 = 21;
kGameVersion_255 = 22;
kGameVersion_256 = 24;
kGameVersion_260 = 25;
kGameVersion_261 = 26;
kGameVersion_262 = 27;
kGameVersion_270 = 31;
kGameVersion_272 = 32;
kGameVersion_300 = 35;
kGameVersion_301 = 36;
kGameVersion_310 = 37;
kGameVersion_311 = 39;
kGameVersion_312 = 40;
kGameVersion_320 = 41;
kGameVersion_321 = 42;
kGameVersion_330 = 43;
kGameVersion_331 = 44;
kGameVersion_340_1 = 45;
kGameVersion_340_2 = 46;
kGameVersion_340_4 = 47;
kGameVersion_Current = kGameVersion_340_4;
// Game resolution
kGameResolution_Undefined = -1;
// definition of 320x200 in very old versions of the engine (somewhere pre-2.56)
kGameResolution_Default = 0;
kGameResolution_320x200 = 1;
kGameResolution_320x240 = 2;
kGameResolution_640x400 = 3;
kGameResolution_640x480 = 4;
kGameResolution_800x600 = 5;
kGameResolution_1024x768 = 6;
kGameResolution_1280x720 = 7;
kGameResolution_Custom = 8;
kGameResolution_LastLoRes = kGameResolution_320x240;
kGameResolution_FirstHiRes = kGameResolution_640x400;
// GUI version
kGuiVersion_Initial = 0;
kGuiVersion_214 = 100;
kGuiVersion_222 = 101;
kGuiVersion_230 = 102;
kGuiVersion_unkn_103 = 103;
kGuiVersion_unkn_104 = 104;
kGuiVersion_260 = 105;
kGuiVersion_unkn_106 = 106;
kGuiVersion_unkn_107 = 107;
kGuiVersion_unkn_108 = 108;
kGuiVersion_unkn_109 = 109;
kGuiVersion_270 = 110;
kGuiVersion_272a = 111;
kGuiVersion_272b = 112;
kGuiVersion_272c = 113;
kGuiVersion_272d = 114;
kGuiVersion_272e = 115;
kGuiVersion_330 = 116;
kGuiVersion_331 = 117;
kGuiVersion_340 = 118;
kGuiVersion_Current = kGuiVersion_340;
// Defines the oldest version of gui data that is complying to current
// savedgame format; if the loaded game data is of this version or lower,
// then this value will be written to savedgame instead of current version.
kGuiVersion_ForwardCompatible = kGuiVersion_272e;
MAX_INTER_FUNCTION_NAME_LENGTH = 200;
MAXGLOBALMES = 500;
MAX_FONTS = 15;
MAX_SPRITES = 30000;
MAX_CURSOR = 20;
MAX_INV = 301;
MAX_GUID_LENGTH = 40;
MAX_SG_EXT_LENGTH = 20;
MAX_SG_FOLDER_LEN = 50;
MAX_NEWINTERACTION_EVENTS = 30;
GUI_MAGIC = $cafebeef;
GUI_VERSION = 116;
MAX_CUSTOM_PROPERTY_VALUE_LENGTH = 500;
MAX_OBJS_ON_GUI = 30;
BASEGOBJ_SIZE = 7;
MAX_GUIOBJ_SCRIPTNAME_LEN = 25;
MAX_GUIOBJ_EVENTHANDLER_LEN = 30;
MAXVIEWNAMELENGTH = 15;
MAX_GUIOBJ_EVENTS = 10;
GLF_SGINDEXVALID = 4;
LEGACY_MAX_OBJS_ON_GUI = 30;
GUIMAIN_RESERVED_INTS = 5;
GUIMAIN_NAME_LENGTH = 16;
GUIMAIN_EVENTHANDLER_LENGTH = 20;
GUIMAIN_LEGACY_TW_FLAGS_SIZE = 4;
//Errors
DTA_ERROR_NULL = 0;
DTA_ERROR_INC_FILE = 1;
DTA_ERROR_INC_VER = 2;
implementation
procedure TGameDta.strcpy(var arr: array of AnsiChar; str: AnsiString);
var
i: Integer;
begin
for i := 1 to Length(str) do
arr[i-1] := str[i];
end;
constructor TGameDta.Create(FileName: AnsiString);
begin
ReadFromFile(FileName);
end;
constructor TGameDta.Create(FS: TFileStream);
begin
ReadFromStream(FS);
end;
destructor TGameDta.Free;
begin
FillChar(GSS.Base, SizeOf(GameSetupStructBase), 0);
end;
function TGameDta.ReadInt32(FS: TFileStream): Integer;
begin
FS.ReadBuffer(Result, SizeOf(Integer));
end;
function TGameDta.ReadInt16(FS: TFileStream): Word;
begin
FS.ReadBuffer(Result, SizeOf(Word));
end;
function TGameDta.ReadInt8(FS: TFileStream): Byte;
begin
FS.ReadBuffer(Result, SizeOf(Integer));
end;
function TGameDta.ReadString(FS: TFileStream): AnsiString;
var
len: Integer;
begin
len := ReadInt32(FS);
if len > 0 then
begin
SetLength(Result, len);
FS.ReadBuffer(PAnsiString(Result)^, len);
end;
end;
function TGameDta.fgetstring(FS: TFileStream): AnsiString;
begin
Result := fgetstring_limit(FS, 50000000);
end;
function TGameDta.fgetstring_limit(FS: TFileStream; BufSize: Integer): AnsiString;
var
buf: AnsiChar;
curc: Integer;
begin
Result := ''; curc := 0;
while True do
begin
if (FS.Position = FS.Size) or (curc = BufSize) then
Break;
FS.ReadBuffer(buf, SizeOf(buf));
inc(curc);
if buf = #0 then
Break
else
Result := Result + buf;
end;
end;
function TGameDta.deserialize_interaction_scripts(FS: TFileStream): InteractionScripts;
var
i: Integer;
begin
Result.NumEvents := ReadInt32(FS);
SetLength(Result.ScriptFuncNames, Result.NumEvents);
for i := 0 to Result.NumEvents - 1 do
Result.ScriptFuncNames[i] := fgetstring_limit(FS, MAX_INTER_FUNCTION_NAME_LENGTH);
end;
function TGameDta.deserialize_new_interaction(FS: TFileStream): NewInteraction;
var
aa: Integer;
begin
if ReadInt32(FS) <> 1 then
Exit;
Result.NumEvents := ReadInt32(FS);
if Result.NumEvents > MAX_NEWINTERACTION_EVENTS then
Exit;
for aa := 0 to Result.NumEvents - 1 do
Result.EventTypes[aa] := ReadInt32(FS);
for aa := 0 to Result.NumEvents - 1 do
Result.Response[aa] := ReadInt32(FS);
for aa := 0 to Result.NumEvents - 1 do
if Result.Response[aa] <> 0 then
deserialize_command_list(FS);
end;
function TGameDta.deserialize_command_list(FS: TFileStream): NewInteractionCommandList;
var
aa: Integer;
begin
FillChar(Result, SizeOf(NewInteractionCommandList), 0);
Result.numCommands := ReadInt32(FS);
Result.timesRun := ReadInt32(FS);
for aa := 0 to Result.numCommands - 1 do
FS.Read(Result.command[aa], sizeof(NewInteractionCommand));
for aa := 0 to Result.numCommands - 1 do
if Result.command[aa].children <> 0 then
deserialize_command_list(FS);
end;
function TGameDta.read_string_decrypt(FS: TFileStream): AnsiString;
var
ss: Integer;
buf: array of Byte;
begin
Result := '';
ss := ReadInt32(FS);
if (ss < 0) or (ss > 5000000) then
begin
FS.Seek(-4, soFromCurrent);
Exit;
end;
SetLength(buf, ss);
FS.Read(PChar(buf)^, ss);
Result := decrypt_text(AnsiString(buf));
SetLength(buf, 0);
end;
function TGameDta.decrypt_text(Str: AnsiString): AnsiString;
var
i, adx: Integer;
nc: AnsiChar;
begin
Result := '';
adx := 1;
for i := 1 to Length(Str) do
begin
nc := AnsiChar(Byte(Str[i]) - Byte(passwencstring[adx]));
if nc <> #0 then
Result := Result + nc;
inc(adx);
if adx = 12 then
adx := 1;
end;
end;
function TGameDta.read_dictionary(FS: TFileStream): WordsDictionary;
var
i: Integer;
begin
Result.num_words := ReadInt32(FS);
SetLength(Result.wordd, Result.num_words);
SetLength(Result.wordnum, Result.num_words);
for i := 0 to Result.num_words - 1 do
begin
Result.wordd[i] := read_string_decrypt(FS);
FS.Read(Result.wordnum[i], 2);
end;
end;
procedure TGameDta.fread_script(FS: TFileStream);
var
tmpscr: TScript;
i, strcnt: Integer;
begin
tmpscr := TScript.Create(FS);
tmpscr.ExtractStrings3;
strcnt := tmpscr.GetExtractedStringsCount;
for i := 0 to strcnt - 1 do
AddExtrString(tmpscr.GetExtractedString(i));
// tmpscr.Dump('new.dmp');
tmpscr.Free;
end;
function TGameDta.GetExtractedString(Index: Integer): AnsiString;
begin
Result := datstr[Index];
end;
function TGameDta.GetExtractedStringsCount: Integer;
begin
Result := numstr;
end;
procedure TGameDta.AddExtrString(Str: AnsiString);
var
Found: Boolean;
i: Integer;
newstr: AnsiString;
begin
Found := False;
newstr := '';
for i := 1 to Length(Str) do
if Str[i] <> #0 then
newstr := newstr + Str[i];
if (newStr = '') or (newStr[1] = #0) then
Exit;
for i := 0 to numstr - 1 do
begin
if datstr[i] = newStr then
begin
Found := True;
Break;
end;
end;
if not Found then
begin
inc(numstr);
SetLength(datstr, numstr);
datstr[numstr-1] := newStr;
end;
end;
procedure TGameDta.GUIObjectRead(FS: TFileStream; Version: Integer);
var
numev, i: Integer;
tmpobj: GUIObject;
begin
FillChar(tmpobj, SizeOf(GUIObject), 0);
FS.Read(tmpobj, 4*BASEGOBJ_SIZE);
if Version > 106 then
strcpy(tmpobj.scriptName, fgetstring_limit(FS, MAX_GUIOBJ_SCRIPTNAME_LEN));
if Version > 108 then
begin
i := FS.Position;
numev := ReadInt32(FS);
for i := 0 to numev - 1 do
fgetstring_limit(FS, MAX_GUIOBJ_EVENTHANDLER_LEN + 1);
end;
end;
procedure TGameDta.read_gui(FS: TFileStream);
var
gui_version, exflags, numgui, numguibuts, numguilabels, numguiinv, numguislider, numguitext, numguilist, numItems, i, m, buflen: Integer;
buf: array of AnsiChar;
tmpgui: GUIMain;
tmplb: GUIListBox;
begin
if uInt(ReadInt32(FS)) <> GUI_MAGIC then
Exit;
gui_version := ReadInt32(FS);
if gui_version < kGuiVersion_214 then
numgui := gui_version
else if gui_version > kGuiVersion_Current then
Exit
else numgui := ReadInt32(FS);
if (numgui < 0) or (numgui > 1000) then
Exit;
SetLength(buf, 1000);
// import the main GUI elements
for i := 0 to numgui - 1 do
begin
FS.Seek(GUIMAIN_LEGACY_TW_FLAGS_SIZE, soFromCurrent);
if gui_version < kGuiVersion_340 then
begin
SetLength(tmpgui.name, GUIMAIN_NAME_LENGTH);
FS.ReadBuffer(PAnsiString(tmpgui.name)^, GUIMAIN_NAME_LENGTH);
SetLength(tmpgui.clickEventHandler, GUIMAIN_EVENTHANDLER_LENGTH);
FS.ReadBuffer(PAnsiString(tmpgui.clickEventHandler)^, GUIMAIN_EVENTHANDLER_LENGTH);
end else begin
tmpgui.name := ReadString(FS);
tmpgui.clickEventHandler := ReadString(FS);
end;
tmpgui.X := ReadInt32(FS);
tmpgui.Y := ReadInt32(FS);
tmpgui.Width := ReadInt32(FS);
tmpgui.Height := ReadInt32(FS);
tmpgui.FocusCtrl := ReadInt32(FS);
tmpgui.ControlCount := ReadInt32(FS);
tmpgui.PopupStyle := ReadInt32(FS);
tmpgui.PopupAtMouseY := ReadInt32(FS);
tmpgui.BgColor := ReadInt32(FS);
tmpgui.BgImage := ReadInt32(FS);
tmpgui.FgColor := ReadInt32(FS);
tmpgui.MouseOverCtrl := ReadInt32(FS);
tmpgui.MouseWasAtX := ReadInt32(FS);
tmpgui.MouseWasAtY := ReadInt32(FS);
tmpgui.MouseDownCtrl := ReadInt32(FS);
tmpgui.HighlightCtrl := ReadInt32(FS);
tmpgui.Flags := ReadInt32(FS);
tmpgui.Transparency := ReadInt32(FS);
tmpgui.ZOrder := ReadInt32(FS);
tmpgui.Id := ReadInt32(FS);
tmpgui.Padding := ReadInt32(FS);
FS.Seek(SizeOf(Integer)*GUIMAIN_RESERVED_INTS, soFromCurrent);
tmpgui.Visibility := ReadInt32(FS);
if gui_version < kGuiVersion_340 then
begin
FS.Seek(SizeOf(Integer)*LEGACY_MAX_OBJS_ON_GUI, soFromCurrent);
FS.Seek(SizeOf(Integer)*LEGACY_MAX_OBJS_ON_GUI, soFromCurrent);
end else begin
if tmpgui.ControlCount > 0 then
FS.Seek(SizeOf(Integer)*tmpgui.ControlCount, soFromCurrent);
end;
// FS.Read(tmpgui, SizeOf(GUIMain));
end;
// import the buttons
numguibuts := ReadInt32(FS);
for i := 0 to numguibuts - 1 do
begin
GUIObjectRead(FS, gui_version);
FS.Seek(4 * 12, soFromCurrent);
SetLength(buf, 50);
FS.Read(PAnsiChar(buf)^, 50);
AddExtrString(AnsiString(buf));
if gui_version >= 111 then
FS.Seek(8, soFromCurrent);
SetLength(buf, 0);
end;
// labels
numguilabels := ReadInt32(FS);
for i := 0 to numguilabels - 1 do
begin
GUIObjectRead(FS, gui_version);
if gui_version < 113 then
begin
SetLength(buf, 200);
FS.Read(PAnsiChar(buf)^, 200);
end else begin
buflen := ReadInt32(FS);
SetLength(buf, buflen);
FS.Read(PAnsiChar(buf)^, buflen);
end;
AddExtrString(AnsiString(buf));
FS.Seek(4*3, soFromCurrent);
SetLength(buf, 0);
end;
// inv controls
numguiinv := ReadInt32(FS);
for i := 0 to numguiinv - 1 do
begin
GUIObjectRead(FS, gui_version);
if gui_version >= 109 then
begin
FS.Seek(16, soFromCurrent);
end;
end;
// sliders
if gui_version >= 100 then
begin
numguislider := ReadInt32(FS);
for i := 0 to numguislider - 1 do
begin
GUIObjectRead(FS, gui_version);
if gui_version >= 104 then
FS.Seek(7*4, soFromCurrent)
else
FS.Seek(4*4, soFromCurrent);
end;
end;
// text boxes
if gui_version >= 101 then
begin
numguitext := ReadInt32(FS);
for i := 0 to numguitext - 1 do
begin
GUIObjectRead(FS, gui_version);
SetLength(buf, 200);
FS.Read(PAnsiChar(buf)^, 200);
FS.Seek(12, soFromCurrent);
AddExtrString(AnsiString(buf));
SetLength(buf, 0);
end;
end;
// list boxes
if gui_version >= 101 then
begin
numguilist := ReadInt32(FS);
for i := 0 to numguilist - 1 do
begin
GUIObjectRead(FS, gui_version);
FS.Read(tmplb, SizeOf(tmplb));
// FS.Seek(40, soFromCurrent);
if gui_version >= 112 then
FS.Seek(8, soFromCurrent);
if gui_version >= 107 then
FS.Seek(4, soFromCurrent);
for m := 0 to tmplb.numItems - 1 do
begin
SetLength(buf, 1000);
PAnsiString(buf)^ := fgetstring(FS);
AddExtrString(AnsiString(buf));
SetLength(buf, 0);
end;
if (gui_version >= 114) and ((tmplb.exflags and GLF_SGINDEXVALID) = GLF_SGINDEXVALID) then
FS.Seek(2*tmplb.numItems, soFromCurrent);
end;
end;
SetLength(buf, 0);
end;
procedure TGameDta.CustomPropertySchema(FS: TFileStream);
var
numProps, i: Integer;
buf: AnsiString;
begin
if ReadInt32(FS) <> 1 then
Exit;
numProps := ReadInt32(FS);
for i := 0 to numProps - 1 do
begin
buf := fgetstring_limit(FS, 20);
buf := fgetstring_limit(FS, 100);
buf := fgetstring_limit(FS, MAX_CUSTOM_PROPERTY_VALUE_LENGTH);
AddExtrString(buf);
ReadInt32(FS);
end;
end;
procedure TGameDta.CustomProperties(FS: TFileStream);
var
numProps, i: Integer;
buf: AnsiString;
begin
if ReadInt32(FS) <> 1 then
Exit;
numProps := ReadInt32(FS);
for i := 0 to numProps - 1 do
begin
buf := fgetstring_limit(FS, 200);
buf := fgetstring_limit(FS, MAX_CUSTOM_PROPERTY_VALUE_LENGTH);
AddExtrString(buf);
end;
end;
procedure TGameDta.ReadPluginsFromDisk(FS: TFileStream);
var
numPlug, datasize, i: Integer;
begin
if ReadInt32(FS) <> 1 then
Exit;
numPlug := ReadInt32(FS);
for i := 0 to numPlug - 1 do
begin
fgetstring(FS);
datasize := ReadInt32(FS);
FS.Seek(datasize, soFromCurrent);
end;
end;
procedure TGameDta.read_dialogs(FS: TFileStream);
begin
end;
procedure TGameDta.ReadFromStream(FS: TFileStream);
var
buf: array [0..39] of AnsiChar;
bufstr: array of AnsiChar;
stlen, numScriptModules, numGlobalVars, i, m, n, newlen: Integer;
numToRead, numToRead2: UINT;
news, buf2: AnsiString;
begin
FS.Read(buf, 30);
buf[30] := #0;
if buf <> game_file_sig then
begin
DtaErr := DTA_ERROR_INC_FILE;
Exit;
end;
DtaVer := ReadInt32(FS);
if (DtaVer > kGameVersion_Current) or (DtaVer < 0) then
begin
DtaErr := DTA_ERROR_INC_VER;
Exit;
end;
stlen := ReadInt32(FS);
SetLength(DtaVerStr, stlen);
FS.ReadBuffer(PAnsiString(DtaVerStr)^, stlen);
// FS.Seek(stlen, soFromCurrent);
ReadGameSetupStructBase(FS);
if DtaVer >= kGameVersion_272 then
begin
FS.Read(GSS.GUID, MAX_GUID_LENGTH);
FS.Read(GSS.saveGameFileExtension, MAX_SG_EXT_LENGTH);
FS.Read(GSS.saveGameFolderName, MAX_SG_FOLDER_LEN);
end;
FS.ReadBuffer(GSS.FontFlags, GSS.Base.NumFonts);
FS.ReadBuffer(GSS.FontOutline, GSS.Base.NumFonts);
if DtaVer < kGameVersion_256 then
numToRead := 6000
else
numToRead := ReadInt32(FS);
FS.Seek(numToRead, soFromCurrent); // SpriteFlags
ReadInventoryItemInfo(FS);
for i := 0 to GSS.Base.NumInvItems - 1 do
AddExtrString(GSS.InvInfo[i].Name);
ReadMouseCursor(FS);
SetLength(GSS.CharScripts, GSS.Base.NumCharacters);
SetLength(GSS.InvScripts, GSS.Base.NumInvItems);
if DtaVer > kGameVersion_272 then
begin
for i := 0 to GSS.Base.NumCharacters-1 do
GSS.CharScripts[i] := deserialize_interaction_scripts(FS);
for i := 0 to GSS.Base.NumInvItems-2 do
GSS.InvScripts[i] := deserialize_interaction_scripts(FS);
end else begin
numGlobalVars := FS.Position;
for i := 0 to GSS.Base.NumCharacters-1 do
deserialize_new_interaction(FS);
for i := 0 to GSS.Base.NumInvItems-1 do
deserialize_new_interaction(FS);
numGlobalVars := FS.Position;
numGlobalVars := ReadInt32(FS);
FS.Seek(SizeOf(InteractionVariable)*numGlobalVars, soFromCurrent); // MCurs
end;
if GSS.Base.Dict > 0 then
GSS.Dict := read_dictionary(FS);
// Loading scripts
fread_script(FS); // Global Script
if DtaVer > kGameVersion_310 then
fread_script(FS); // Dialog Script
if DtaVer >= kGameVersion_270 then
begin
numScriptModules := ReadInt32(FS);
for i := 0 to numScriptModules - 1 do
fread_script(FS);
end;
// SetLength(GSS.views, GSS.Base.NumViews);
if DtaVer > kGameVersion_272 then
begin
for i := 0 to GSS.Base.NumViews - 1 do
begin
FS.Read(numToRead, 2);
for m := 0 to numToRead - 1 do
begin
FS.Read(numToRead2, 2);
FS.Seek(4, soFromCurrent);
FS.Seek(SizeOf(ViewFrame)*numToRead2, soFromCurrent);
end;
end;
end else begin
FS.Seek(SizeOf(ViewStruct272)*GSS.Base.NumViews, soFromCurrent);
end;
// <= 2.1 skip unknown data
if DtaVer <= kGameVersion_251 then
FS.Seek(ReadInt32(FS) * $204, soFromCurrent);
SetLength(GSS.chars, GSS.Base.NumCharacters);
for i := 0 to GSS.Base.NumCharacters - 1 do
begin
FS.Read(GSS.chars[i], SizeOf(CharacterInfo));
AddExtrString(GSS.chars[i].name);
end;
FS.Seek(20 * 50, soFromCurrent); // lipSyncFrameLetters
SetLength(GSS.messages, MAXGLOBALMES);
for i := 0 to MAXGLOBALMES - 1 do
begin
GSS.messages[i] := read_string_decrypt(FS);
end;
// Reading dialogs;
SetLength(GSS.dialog, GSS.Base.NumDialog);
numScriptModules := FS.Position;
for i := 0 to GSS.Base.NumDialog - 1 do
begin
FS.Read(GSS.dialog[i], SizeOf(DialogTopic));
numScriptModules := FS.Position;
for m := 0 to GSS.dialog[i].numoptions - 1 do
AddExtrString(GSS.dialog[i].optionnames[m]);
end;
numScriptModules := FS.Position;
if DtaVer < kGameVersion_272 then
begin
for i := 0 to GSS.Base.NumDialog - 1 do
begin
if GSS.dialog[i].optionscripts <> 0 then
begin
SetLength(bufstr, GSS.dialog[i].codesize + 10);
FS.Read(PChar(bufstr)^, GSS.dialog[i].codesize);
SetLength(bufstr, 0);
end;
NumToRead := ReadInt32(FS);
if NumToRead <= 1 then
FS.Seek(1, soFromCurrent);
SetLength(bufstr, NumToRead + 1);
FS.Read(PChar(bufstr)^, NumToRead);
// AddExtrString(decrypt_text(AnsiString(bufstr)));
SetLength(bufstr, 0);
end;
// for i := 0 to GSS.Base.NumDlgMessage - 1 do
// if (DtaVer >= 26) then
// AddExtrString(read_string_decrypt(FS));
if DtaVer < kGameVersion_260 then
begin
end else begin
while True do
begin
numToRead := FS.Position;
NumToRead := ReadInt32(FS);
if NumToRead = $CAFEBEEF then
begin
FS.Seek(-4, soFromCurrent);
Break;
end;
SetLength(bufstr, NumToRead + 1);
FS.Read(PChar(bufstr)^, NumToRead);
Inc(i);
end;
end;
end;
read_gui(FS);
i := FS.Position;
ReadPluginsFromDisk(FS);
CustomPropertySchema(FS);
for i := 0 to GSS.Base.NumCharacters - 1 do
CustomProperties(FS);
for i := 0 to GSS.Base.NumInvItems - 1 do
CustomProperties(FS);
// for i := 0 to GSS.Base.NumViews - 1 do
// begin
// news := fgetstring_limit(FS, MAXVIEWNAMELENGTH);
// AddExtrString(news);
// end;
end;
procedure TGameDta.ReadGameSetupStructBase(FS: TFileStream);
var
i: Integer;