From 27ef37b4004e10e9052115372d99a1af16897654 Mon Sep 17 00:00:00 2001 From: Paul Gilbert Date: Thu, 22 Mar 2018 20:22:52 -0400 Subject: XEEN: Add original copy protection dialog --- engines/xeen/dialogs/dialogs_copy_protection.cpp | 100 +++++++++++++++++++++++ engines/xeen/dialogs/dialogs_copy_protection.h | 64 +++++++++++++++ engines/xeen/module.mk | 1 + engines/xeen/resources.cpp | 1 + engines/xeen/resources.h | 1 + engines/xeen/scripts.cpp | 5 +- 6 files changed, 170 insertions(+), 2 deletions(-) create mode 100644 engines/xeen/dialogs/dialogs_copy_protection.cpp create mode 100644 engines/xeen/dialogs/dialogs_copy_protection.h (limited to 'engines') diff --git a/engines/xeen/dialogs/dialogs_copy_protection.cpp b/engines/xeen/dialogs/dialogs_copy_protection.cpp new file mode 100644 index 0000000000..7788cb5a22 --- /dev/null +++ b/engines/xeen/dialogs/dialogs_copy_protection.cpp @@ -0,0 +1,100 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#include "xeen/dialogs/dialogs_copy_protection.h" +#include "xeen/dialogs/dialogs_input.h" +#include "xeen/resources.h" +#include "xeen/xeen.h" + +namespace Xeen { + +bool CopyProtection::show(XeenEngine *vm) { + CopyProtection *dlg = new CopyProtection(vm); + int result = dlg->execute(); + delete dlg; + + return result; +} + +CopyProtection::CopyProtection(XeenEngine *vm) : Input(vm, &(*vm->_windows)[11]) { + loadEntries(); +} + +bool CopyProtection::execute() { + EventsManager &events = *_vm->_events; + Sound &sound = *_vm->_sound; + Window &w = *_window; + bool result = false; + Common::String line; + + // Choose a random entry + ProtectionEntry &protEntry = _entries[_vm->getRandomNumber(_entries.size() - 1)]; + Common::String msg = Common::String::format(Res.WHATS_THE_PASSWORD, + protEntry._pageNum, protEntry._lineNum, protEntry._wordNum); + + w.open(); + w.writeString(msg); + w.update(); + + for (int tryNum = 0; tryNum < 3 && !_vm->shouldExit(); ++tryNum) { + line.clear(); + if (getString(line, 20, 200, false) && !line.compareToIgnoreCase(protEntry._text)) { + sound.playFX(20); + result = true; + break; + } + + sound.playFX(21); + w.writeString("\x3l\v040\n\x4""200"); + w.writeString(Res.PASSWORD_INCORRECT); + w.update(); + + events.updateGameCounter(); + events.wait(50, false); + } + + w.close(); + return result; +} + +void CopyProtection::loadEntries() { + FileManager &files = *g_vm->_files; + File f(files._ccNum ? "timer.drv" : "cpstruct"); + ProtectionEntry pe; + byte seed = 0; + char text[13]; + + while (f.pos() < f.size()) { + pe._pageNum = f.readByte() ^ seed++; + pe._lineNum = f.readByte() ^ seed++; + pe._wordNum = f.readByte() ^ seed++; + + for (int idx = 0; idx < 13; ++idx) + text[idx] = f.readByte() ^ seed++; + text[12] = '\0'; + pe._text = Common::String(text); + + _entries.push_back(pe); + } +} + +} // End of namespace Xeen diff --git a/engines/xeen/dialogs/dialogs_copy_protection.h b/engines/xeen/dialogs/dialogs_copy_protection.h new file mode 100644 index 0000000000..97c8a6a53e --- /dev/null +++ b/engines/xeen/dialogs/dialogs_copy_protection.h @@ -0,0 +1,64 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#ifndef XEEN_DIALOGS_COPY_PROTECTION_H +#define XEEN_DIALOGS_COPY_PROTECTION_H + +#include "xeen/dialogs/dialogs_input.h" +#include "common/array.h" + +namespace Xeen { + +class CopyProtection : public Input { + struct ProtectionEntry { + uint8 _pageNum; + uint8 _lineNum; + uint8 _wordNum; + Common::String _text; + }; +private: + Common::Array _entries; +private: + /** + * Constructor + */ + CopyProtection(XeenEngine *vm); + + /** + * Execute the dialog + */ + bool execute(); + + /** + * Load the copy protection entries + */ + void loadEntries(); +public: + /** + * Show the dialog + */ + static bool show(XeenEngine *vm); +}; + +} // End of namespace Xeen + +#endif /* XEEN_DIALOGS_COPY_PROTECTION_H */ diff --git a/engines/xeen/module.mk b/engines/xeen/module.mk index 0154b8533b..9f6075b5f6 100644 --- a/engines/xeen/module.mk +++ b/engines/xeen/module.mk @@ -14,6 +14,7 @@ MODULE_OBJS := \ dialogs/dialogs_awards.o \ dialogs/dialogs_char_info.o \ dialogs/dialogs_control_panel.o \ + dialogs/dialogs_copy_protection.o \ dialogs/dialogs_create_char.o \ dialogs/dialogs_difficulty.o \ dialogs/dialogs_dismiss.o \ diff --git a/engines/xeen/resources.cpp b/engines/xeen/resources.cpp index 45e0989644..7c804b18f0 100644 --- a/engines/xeen/resources.cpp +++ b/engines/xeen/resources.cpp @@ -72,6 +72,7 @@ void Resources::loadData() { file.syncString(WHO_WILL); file.syncString(HOW_MUCH); file.syncString(WHATS_THE_PASSWORD); + file.syncString(PASSWORD_INCORRECT); file.syncString(IN_NO_CONDITION); file.syncString(NOTHING_HERE); file.syncStrings(TERRAIN_TYPES, 6); diff --git a/engines/xeen/resources.h b/engines/xeen/resources.h index 08aa90e665..3e70987627 100644 --- a/engines/xeen/resources.h +++ b/engines/xeen/resources.h @@ -126,6 +126,7 @@ public: const char *WHO_WILL; const char *HOW_MUCH; const char *WHATS_THE_PASSWORD; + const char *PASSWORD_INCORRECT; const char *IN_NO_CONDITION; const char *NOTHING_HERE; const char *TERRAIN_TYPES[6]; diff --git a/engines/xeen/scripts.cpp b/engines/xeen/scripts.cpp index 3b989ab46a..2df48d5e84 100644 --- a/engines/xeen/scripts.cpp +++ b/engines/xeen/scripts.cpp @@ -22,6 +22,7 @@ #include "common/config-manager.h" #include "xeen/scripts.h" +#include "xeen/dialogs/dialogs_copy_protection.h" #include "xeen/dialogs/dialogs_input.h" #include "xeen/dialogs/dialogs_whowill.h" #include "xeen/dialogs/dialogs_query.h" @@ -1841,8 +1842,8 @@ bool Scripts::copyProtectionCheck() { if (!ConfMan.getBool("copy_protection")) return true; - // Currently not implemented - return true; + // Show the copy protection dialog + return CopyProtection::show(_vm); } void Scripts::display(bool justifyFlag, int var46) { -- cgit v1.2.3