mirror of
https://github.com/libretro/scummvm.git
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417 lines
9.3 KiB
C++
417 lines
9.3 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2004-2006 The ScummVM project
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*
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* The ReInherit Engine is (C)2000-2003 by Daniel Balsom.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#ifndef SAGA_H
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#define SAGA_H
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#include "engines/engine.h"
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#include "common/stream.h"
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#include "saga/gfx.h"
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#include "saga/list.h"
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namespace Common {
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struct ADGameFileDescription;
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}
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namespace Saga {
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class SndRes;
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class Sound;
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class Music;
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class Anim;
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class Render;
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class IsoMap;
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class Gfx;
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class Script;
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class Actor;
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class Font;
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class Sprite;
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class Scene;
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class Interface;
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class Console;
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class Events;
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class PalAnim;
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class Puzzle;
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class Resource;
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struct ResourceContext;
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struct StringList;
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//#define MIN_IMG_RLECODE 3
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//#define MODEX_SCANLINE_LIMIT 200 //TODO: remove
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#define SAGA_IMAGE_DATA_OFFSET 776
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#define SAGA_IMAGE_HEADER_LEN 8
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#define MAXPATH 512 //TODO: remove
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#define SAVE_TITLE_SIZE 28
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#define MAX_SAVES 96
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#define MAX_FILE_NAME 256
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#define ID_NOTHING 0
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#define ID_PROTAG 1
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#define OBJECT_TYPE_SHIFT 13
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#define OBJECT_TYPE_MASK ((1 << OBJECT_TYPE_SHIFT) - 1)
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#define OBJ_SPRITE_BASE 9
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#define memoryError(Place) error("%s Memory allocation error.", Place)
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enum ERRORCODE {
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MEM = -2,//todo: remove
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FAILURE = -1,
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SUCCESS = 0
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};
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#include "sagagame.h"
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enum GameObjectTypes {
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kGameObjectNone = 0,
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kGameObjectActor = 1,
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kGameObjectObject = 2,
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kGameObjectHitZone = 3,
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kGameObjectStepZone = 4
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};
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enum ScriptTimings {
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kScriptTimeTicksPerSecond = (728L/10L),
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kRepeatSpeedTicks = (728L/10L)/3,
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kNormalFadeDuration = 320, // 64 steps, 5 msec each
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kQuickFadeDuration = 64, // 64 steps, 1 msec each
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kPuzzleHintTime = 30000000L // 30 secs. used in timer
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};
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enum Directions {
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kDirUp = 0,
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kDirUpRight = 1,
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kDirRight = 2,
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kDirDownRight = 3,
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kDirDown = 4,
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kDirDownLeft = 5,
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kDirLeft = 6,
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kDirUpLeft = 7
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};
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enum HitZoneFlags {
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kHitZoneEnabled = (1 << 0), // Zone is enabled
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kHitZoneExit = (1 << 1), // Causes char to exit
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// The following flag causes the zone to act differently.
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// When the actor hits the zone, it will immediately begin walking
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// in the specified direction, and the actual specified effect of
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// the zone will be delayed until the actor leaves the zone.
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kHitZoneAutoWalk = (1 << 2),
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// When set on a hit zone, this causes the character not to walk
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// to the object (but they will look at it).
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kHitZoneNoWalk = (1 << 2),
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// zone activates only when character stops walking
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kHitZoneTerminus = (1 << 3),
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// Hit zones only - when the zone is clicked on it projects the
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// click point downwards from the middle of the zone until it
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// reaches the lowest point in the zone.
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kHitZoneProject = (1 << 3)
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};
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struct ImageHeader {
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int width;
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int height;
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};
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struct StringsTable {
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byte *stringsPointer;
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int stringsCount;
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const char **strings;
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const char *getString(int index) const {
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if ((stringsCount <= index) || (index < 0)) {
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error("StringList::getString wrong index 0x%X (%d)", index, stringsCount);
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}
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return strings[index];
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}
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void freeMem() {
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free(strings);
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free(stringsPointer);
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memset(this, 0, sizeof(*this));
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}
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StringsTable() {
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memset(this, 0, sizeof(*this));
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}
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~StringsTable() {
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freeMem();
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}
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};
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enum ColorId {
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kITEColorTransBlack = 0x00,
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kITEColorBrightWhite = 0x01,
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kITEColorWhite = 0x02,
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kITEColorLightGrey = 0x04,
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kITEColorGrey = 0x0a,
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kITEColorDarkGrey = 0x0b,
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kITEColorDarkGrey0C = 0x0C,
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kITEColorBlack = 0x0f,
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kITEColorRed = 0x65,
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kITEColorDarkBlue8a = 0x8a,
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kITEColorBlue89 = 0x89,
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kITEColorLightBlue92 = 0x92,
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kITEColorBlue = 0x93,
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kITEColorLightBlue94 = 0x94,
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kITEColorLightBlue96 = 0x96,
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kITEColorGreen = 0xba,
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kIHNMColorBlack = 0xfa,
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kIHNMColorPortrait = 0xfe
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};
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enum KnownColor {
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kKnownColorTransparent,
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kKnownColorBrightWhite,
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kKnownColorBlack,
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kKnownColorSubtitleTextColor,
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kKnownColorVerbText,
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kKnownColorVerbTextShadow,
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kKnownColorVerbTextActive
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};
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struct SaveFileData {
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char name[SAVE_TITLE_SIZE];
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uint slotNumber;
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};
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struct SaveGameHeader {
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uint32 type;
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uint32 size;
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uint32 version;
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char name[SAVE_TITLE_SIZE];
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};
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inline int ticksToMSec(int tick) {
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return tick * 1000 / kScriptTimeTicksPerSecond;
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}
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inline int clamp(int minValue, int value, int maxValue) {
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if (value <= minValue) {
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return minValue;
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} else {
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if (value >= maxValue) {
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return maxValue;
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} else {
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return value;
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}
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}
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}
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inline int integerCompare(int i1, int i2) {
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return ((i1) > (i2) ? 1 : ((i1) < (i2) ? -1 : 0));
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}
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inline int objectTypeId(uint16 objectId) {
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return objectId >> OBJECT_TYPE_SHIFT;
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}
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inline int objectIdToIndex(uint16 objectId) {
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return OBJECT_TYPE_MASK & objectId;
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}
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inline uint16 objectIndexToId(int type, int index) {
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return (type << OBJECT_TYPE_SHIFT) | (OBJECT_TYPE_MASK & index);
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}
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class SagaEngine : public Engine {
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friend class Scene;
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protected:
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int go();
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int init();
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public:
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SagaEngine(OSystem *syst);
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virtual ~SagaEngine();
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void shutDown() { _quit = true; }
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void save(const char *fileName, const char *saveName);
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void load(const char *fileName);
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uint32 getCurrentLoadVersion() {
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return _saveHeader.version;
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}
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void fillSaveList();
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char *calcSaveFileName(uint slotNumber);
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SaveFileData *getSaveFile(uint idx);
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uint getSaveSlotNumber(uint idx);
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uint getNewSaveSlotNumber();
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bool locateSaveFile(char *saveName, uint &titleNumber);
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bool isSaveListFull() const {
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return _saveFilesMaxCount == _saveFilesCount;
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}
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uint getSaveFilesCount() const {
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return isSaveListFull() ? _saveFilesCount : _saveFilesCount + 1;
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}
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int16 _framesEsc;
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uint32 _globalFlags;
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int16 _ethicsPoints[8];
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int _spiritualBarometer;
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int _soundVolume;
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int _musicVolume;
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bool _subtitlesEnabled;
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int _readingSpeed;
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bool _copyProtection;
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SndRes *_sndRes;
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Sound *_sound;
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Music *_music;
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Anim *_anim;
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Render *_render;
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IsoMap *_isoMap;
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Gfx *_gfx;
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Script *_script;
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Actor *_actor;
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Font *_font;
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Sprite *_sprite;
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Scene *_scene;
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Interface *_interface;
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Console *_console;
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Events *_events;
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PalAnim *_palanim;
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Puzzle *_puzzle;
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Resource *_resource;
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/** Random number generator */
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Common::RandomSource _rnd;
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private:
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int decodeBGImageRLE(const byte *inbuf, size_t inbuf_len, byte *outbuf, size_t outbuf_len);
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int flipImage(byte *img_buf, int columns, int scanlines);
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int unbankBGImage(byte *dest_buf, const byte *src_buf, int columns, int scanlines);
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uint32 _previousTicks;
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public:
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int decodeBGImage(const byte *image_data, size_t image_size,
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byte **output_buf, size_t *output_buf_len, int *w, int *h, bool flip = false);
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const byte *getImagePal(const byte *image_data, size_t image_size);
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void loadStrings(StringsTable &stringsTable, const byte *stringsPointer, size_t stringsLength);
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const char *getObjectName(uint16 objectId);
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public:
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int processInput(void);
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Point mousePos() const;
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const bool leftMouseButtonPressed() const {
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return _leftMouseButtonPressed;
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}
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const bool rightMouseButtonPressed() const {
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return _rightMouseButtonPressed;
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}
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const bool mouseButtonPressed() const {
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return _leftMouseButtonPressed || _rightMouseButtonPressed;
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}
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private:
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uint _saveFilesMaxCount;
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uint _saveFilesCount;
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SaveFileData _saveFiles[MAX_SAVES];
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bool _saveMarks[MAX_SAVES];
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SaveGameHeader _saveHeader;
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bool _leftMouseButtonPressed;
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bool _rightMouseButtonPressed;
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bool _quit;
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//current game description
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int _gameNumber;
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const SAGAGameDescription *_gameDescription;
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Common::String _gameTitle;
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Common::Rect _displayClip;
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protected:
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GameDisplayInfo _gameDisplayInfo;
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public:
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int32 _frameCount;
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public:
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bool initGame(void);
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const bool isBigEndian() const;
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const bool isMacResources() const;
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const GameResourceDescription *getResourceDescription();
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const GameSoundInfo *getVoiceInfo() const;
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const GameSoundInfo *getSfxInfo() const;
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const GameSoundInfo *getMusicInfo() const;
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const GameFontDescription *getFontDescription(int index);
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int getFontsCount() const;
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int getGameId() const;
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int getGameType() const;
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uint32 getFeatures() const;
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Common::Language getLanguage() const;
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Common::Platform getPlatform() const;
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int getGameNumber() const;
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int getStartSceneNumber() const;
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int getPatchesCount() const;
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const GamePatchDescription *getPatchDescriptions() const;
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const Common::ADGameFileDescription *getFilesDescriptions() const;
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const Common::Rect &getDisplayClip() const { return _displayClip;}
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int getDisplayWidth() const { return _gameDisplayInfo.logicalWidth; }
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int getDisplayHeight() const { return _gameDisplayInfo.logicalHeight;}
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const GameDisplayInfo & getDisplayInfo() { return _gameDisplayInfo; }
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const char *getTextString(int textStringId);
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void getExcuseInfo(int verb, const char *&textString, int &soundResourceId);
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private:
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public:
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ColorId KnownColor2ColorId(KnownColor knownColor);
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void setTalkspeed(int talkspeed);
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int getTalkspeed();
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};
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} // End of namespace Saga
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#endif
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