Files
2026-02-02 04:50:13 +01:00

188 lines
6.7 KiB
C++

/* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#include "glk/zcode/config.h"
#include "glk/zcode/detection.h"
#include "glk/glk.h"
#include "common/config-manager.h"
#include "common/textconsole.h"
namespace Glk {
namespace ZCode {
const Header::StoryEntry Header::RECORDS[26] = {
{ SHERLOCK, 21, "871214" },
{ SHERLOCK, 26, "880127" },
{ BEYOND_ZORK, 47, "870915" },
{ BEYOND_ZORK, 49, "870917" },
{ BEYOND_ZORK, 51, "870923" },
{ BEYOND_ZORK, 57, "871221" },
{ ZORK_ZERO, 296, "881019" },
{ ZORK_ZERO, 366, "890323" },
{ ZORK_ZERO, 383, "890602" },
{ ZORK_ZERO, 393, "890714" },
{ SHOGUN, 292, "890314" },
{ SHOGUN, 295, "890321" },
{ SHOGUN, 311, "890510" },
{ SHOGUN, 322, "890706" },
{ ARTHUR, 54, "890606" },
{ ARTHUR, 63, "890622" },
{ ARTHUR, 74, "890714" },
{ JOURNEY, 26, "890316" },
{ JOURNEY, 30, "890322" },
{ JOURNEY, 77, "890616" },
{ JOURNEY, 83, "890706" },
{ LURKING_HORROR, 203, "870506" },
{ LURKING_HORROR, 219, "870912" },
{ LURKING_HORROR, 221, "870918" },
{ MILLIWAYS, 184, "890412" },
{ UNKNOWN, 0, "------" }
};
static uint getConfigBool(const Common::String &profileName, bool defaultVal = false) {
return ConfMan.hasKey(profileName) ? ConfMan.getBool(profileName) : defaultVal;
}
static uint getConfigInt(const Common::String &profileName, uint defaultVal, uint maxVal) {
uint val = ConfMan.hasKey(profileName) ? ConfMan.getInt(profileName) : defaultVal;
if (val > maxVal)
error("Invalid value for configuration value %s", profileName.c_str());
return val;
}
Header::Header() : h_version(0), h_config(0), h_release(0), h_resident_size(0), h_start_pc(0),
h_dictionary(0), h_objects(0), h_globals(0), h_dynamic_size(0), h_flags(0),
h_abbreviations(0), h_file_size(0), h_checksum(0),
h_interpreter_version(0), h_screen_rows(0), h_screen_cols(0), h_screen_width(0),
h_screen_height(0), h_font_height(1), h_font_width(1), h_functions_offset(0),
h_strings_offset(0), h_default_background(0), h_default_foreground(0),
h_terminating_keys(0), h_line_width(0), h_standard_high(1), h_standard_low(1),
h_alphabet(0), h_extension_table(0),
hx_table_size(0), hx_mouse_x(0), hx_mouse_y(0), hx_unicode_table(0),
hx_flags(0), hx_fore_colour(0), hx_back_colour(0), _storyId(UNKNOWN) {
Common::fill(&h_serial[0], &h_serial[6], '\0');
Common::fill(&h_user_name[0], &h_user_name[8], '\0');
h_interpreter_number = getConfigInt("interpreter_number", INTERP_AMIGA, INTERP_TANDY);
if (ConfMan.hasKey("username")) {
Common::String username = ConfMan.get("username");
strncpy((char *)h_user_name, username.c_str(), 7);
}
}
void Header::loadHeader(Common::SeekableReadStream &f) {
f.seek(0);
h_version = f.readByte();
h_config = f.readByte();
if (h_version < V1 || h_version > V8)
error("Unknown Z-code version");
if (h_version == V3 && (h_config & CONFIG_BYTE_SWAPPED))
error("Byte swapped story file");
h_release = f.readUint16BE();
h_resident_size = f.readUint16BE();
h_start_pc = f.readUint16BE();
h_dictionary = f.readUint16BE();
h_objects = f.readUint16BE();
h_globals = f.readUint16BE();
h_dynamic_size = f.readUint16BE();
h_flags = f.readUint16BE();
f.read(h_serial, 6);
/* Auto-detect buggy story files that need special fixes */
_storyId = UNKNOWN;
for (int i = 0; RECORDS[i]._storyId != UNKNOWN; ++i) {
if (h_release == RECORDS[i]._release) {
if (!strncmp((const char *)h_serial, RECORDS[i]._serial, 6)) {
_storyId = RECORDS[i]._storyId;
break;
}
}
}
h_abbreviations = f.readUint16BE();
h_file_size = f.readUint16BE();
h_checksum = f.readUint16BE();
f.seek(H_FUNCTIONS_OFFSET);
h_functions_offset = f.readUint16BE();
h_strings_offset = f.readUint16BE();
f.seek(H_TERMINATING_KEYS);
h_terminating_keys = f.readUint16BE();
f.seek(H_ALPHABET);
h_alphabet = f.readUint16BE();
h_extension_table = f.readUint16BE();
// Zork Zero Macintosh doesn't have the graphics flag set
if (_storyId == ZORK_ZERO && h_release == 296)
h_flags |= GRAPHICS_FLAG;
}
/*--------------------------------------------------------------------------*/
UserOptions::UserOptions() : _undo_slots(MAX_UNDO_SLOTS), _sound(true), _quetzal(true), _color_enabled(false),
_err_report_mode(ERR_REPORT_ONCE), _ignore_errors(false), _expand_abbreviations(false), _tandyBit(false),
_piracy(false), _script_cols(0), _left_margin(0), _right_margin(0), _defaultBackground(0), _defaultForeground(0) {
}
void UserOptions::initialize(uint hVersion, uint storyId) {
_err_report_mode = getConfigInt("err_report_mode", ERR_REPORT_ONCE, ERR_REPORT_FATAL);
_ignore_errors = getConfigBool("ignore_errors");
_expand_abbreviations = getConfigBool("expand_abbreviations");
_tandyBit = getConfigBool("tandy_bit");
_piracy = getConfigBool("piracy");
_script_cols = getConfigInt("wrap_script_lines", 80, 999);
_left_margin = getConfigInt("left_margin", 0, 999);
_right_margin = getConfigInt("right_margin", 0, 999);
// Debugging flags
_attribute_assignment = getConfigBool("attribute_assignment");
_attribute_testing = getConfigBool("attribute_testing");
_object_locating = getConfigBool("object_locating");
_object_movement = getConfigBool("object_movement");
int defaultFg = hVersion == V6 ? 0 : 0xffffff;
int defaultBg = hVersion == V6 ? 0xffffff : 0x80;
if (storyId == BEYOND_ZORK)
defaultBg = 0;
defaultFg = getConfigInt("foreground", defaultFg, 0xffffff);
defaultBg = getConfigInt("background", defaultBg, 0xffffff);
Graphics::PixelFormat format = g_system->getScreenFormat();
_defaultForeground = format.RGBToColor((defaultFg >> 16) & 0xff, (defaultFg >> 8) & 0xff, defaultFg & 0xff);
_defaultBackground = format.RGBToColor((defaultBg >> 16) & 0xff, (defaultBg >> 8) & 0xff, defaultBg & 0xff);
}
bool UserOptions::isInfocom() const {
return g_vm->getOptions() & OPTION_INFOCOM;
}
} // End of namespace ZCode
} // End of namespace Glk