diff options
Diffstat (limited to 'engines/lab/lab.cpp')
| -rw-r--r-- | engines/lab/lab.cpp | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/engines/lab/lab.cpp b/engines/lab/lab.cpp index 563ccefa84..f1d0fe96c4 100644 --- a/engines/lab/lab.cpp +++ b/engines/lab/lab.cpp @@ -36,6 +36,8 @@ #include "engines/util.h" +#include "gui/message.h" + #include "lab/lab.h" #include "lab/labfun.h" @@ -46,7 +48,7 @@ namespace Lab { LabEngine *g_lab; LabEngine::LabEngine(OSystem *syst, const ADGameDescription *gameDesc) - : Engine(syst), _gameDescription(gameDesc) { + : Engine(syst), _gameDescription(gameDesc), _extraGameFeatures(0) { g_lab = this; } @@ -63,6 +65,40 @@ Common::Error LabEngine::run() { g_music = new Music(); + if (getPlatform() == Common::kPlatformWindows) { + // Check if this is the Wyrmkeep trial + Common::File roomFile; + bool knownVersion = true; + bool roomFileOpened = roomFile.open("game/rooms/48"); + + if (!roomFileOpened) + knownVersion = false; + else if (roomFile.size() != 892) + knownVersion = false; + else { + roomFile.seek(352); + byte checkByte = roomFile.readByte(); + if (checkByte == 0x00) { + // Full Windows version + } else if (checkByte == 0x80) { + // Wyrmkeep trial version + _extraGameFeatures = GF_WINDOWS_TRIAL; + + GUI::MessageDialog trialMessage("This is a trial Windows version of the game. To play the full version, you will need to use the original interpreter and purchase a key from Wyrmkeep"); + trialMessage.runModal(); + } else { + knownVersion = false; + } + + roomFile.close(); + + if (!knownVersion) { + warning("Unknown Windows version found, please report this version to the ScummVM team"); + return Common::kNoGameDataFoundError; + } + } + } + go(); return Common::kNoError; |