scummvm/engines/mutationofjb/gamedata.cpp
Ľubomír Remák 0c340485e0 MUTATIONOFJB: Draw bitmaps.
Implement RB (bitmap visibility) command.
Implement stub for FLX and FLB (play animation) commands.
2018-11-02 23:26:58 +01:00

430 lines
11 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 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 "mutationofjb/gamedata.h"
#include "common/serializer.h"
#include "common/stream.h"
#include "common/util.h"
namespace MutationOfJB {
static bool readEntityNameString(Common::ReadStream &stream, char *str) {
char buf[MAX_ENTITY_NAME_LENGTH];
memset(str, 0, MAX_ENTITY_NAME_LENGTH + 1);
uint8 len = stream.readByte();
stream.read(buf, MAX_ENTITY_NAME_LENGTH);
len = MIN(len, static_cast<uint8>(MAX_ENTITY_NAME_LENGTH));
memcpy(str, buf, len);
return true;
}
static void syncEntityNameString(char *cstr, Common::Serializer &sz) {
if (sz.isLoading()) {
Common::String str;
sz.syncString(str);
strncpy(cstr, str.c_str(), MAX_ENTITY_NAME_LENGTH);
cstr[MAX_ENTITY_NAME_LENGTH] = 0;
} else {
Common::String str(cstr);
sz.syncString(str);
}
}
bool Door::isActive() {
return *_name != '\0';
}
bool Door::loadInitialState(Common::ReadStream &stream) {
readEntityNameString(stream, _name);
_destSceneId = stream.readByte();
_destX = stream.readUint16LE();
_destY = stream.readUint16LE();
_x = stream.readUint16LE();
_y = stream.readByte();
_width = stream.readUint16LE();
_height = stream.readByte();
_walkToX = stream.readUint16LE();
_walkToY = stream.readByte();
_SP = stream.readByte();
return true;
}
void Door::saveLoadWithSerializer(Common::Serializer &sz) {
syncEntityNameString(_name, sz);
sz.syncAsByte(_destSceneId);
sz.syncAsUint16LE(_destX);
sz.syncAsUint16LE(_destY);
sz.syncAsUint16LE(_x);
sz.syncAsByte(_y);
sz.syncAsUint16LE(_width);
sz.syncAsByte(_height);
sz.syncAsUint16LE(_walkToX);
sz.syncAsByte(_walkToY);
sz.syncAsByte(_SP);
}
bool Door::allowsImplicitSceneChange() const {
const size_t length = strlen(_name);
if (length == 0)
return false;
return _name[length - 1] != '+';
}
bool Object::loadInitialState(Common::ReadStream &stream) {
_active = stream.readByte();
_firstFrame = stream.readByte();
_randomFrame = stream.readByte();
_numFrames = stream.readByte();
_roomFrameLSB = stream.readByte();
_jumpChance = stream.readByte();
_currentFrame = stream.readByte();
_x = stream.readUint16LE();
_y = stream.readByte();
_width = stream.readUint16LE();
_height = stream.readByte();
_WX = stream.readUint16LE();
_roomFrameMSB = stream.readByte();
_SP = stream.readByte();
return true;
}
void Object::saveLoadWithSerializer(Common::Serializer &sz) {
sz.syncAsByte(_active);
sz.syncAsByte(_firstFrame);
sz.syncAsByte(_randomFrame);
sz.syncAsByte(_numFrames);
sz.syncAsByte(_roomFrameLSB);
sz.syncAsByte(_jumpChance);
sz.syncAsByte(_currentFrame);
sz.syncAsUint16LE(_x);
sz.syncAsByte(_y);
sz.syncAsUint16LE(_width);
sz.syncAsByte(_height);
sz.syncAsUint16LE(_WX);
sz.syncAsByte(_roomFrameMSB);
sz.syncAsByte(_SP);
}
bool Static::loadInitialState(Common::ReadStream &stream) {
_active = stream.readByte();
readEntityNameString(stream, _name);
_x = stream.readUint16LE();
_y = stream.readByte();
_width = stream.readUint16LE();
_height = stream.readByte();
_walkToX = stream.readUint16LE();
_walkToY = stream.readByte();
_walkToFrame = stream.readByte();
return true;
}
void Static::saveLoadWithSerializer(Common::Serializer &sz) {
sz.syncAsByte(_active);
syncEntityNameString(_name, sz);
sz.syncAsUint16LE(_x);
sz.syncAsByte(_y);
sz.syncAsUint16LE(_width);
sz.syncAsByte(_height);
sz.syncAsUint16LE(_walkToX);
sz.syncAsByte(_walkToY);
sz.syncAsByte(_walkToFrame);
}
bool Static::isCombinable() const {
const size_t length = strlen(_name);
if (length == 0)
return false;
return _name[length - 1] == '[';
}
bool Static::allowsImplicitPickup() const {
return _name[0] == '~';
}
bool Bitmap::loadInitialState(Common::ReadStream &stream) {
_roomFrame = stream.readByte();
_isVisible = stream.readByte();
_x1 = stream.readUint16LE();
_y1 = stream.readByte();
_x2 = stream.readUint16LE();
_y2 = stream.readByte();
return true;
}
void Bitmap::saveLoadWithSerializer(Common::Serializer &sz) {
sz.syncAsByte(_roomFrame);
sz.syncAsByte(_isVisible);
sz.syncAsUint16LE(_x1);
sz.syncAsByte(_y1);
sz.syncAsUint16LE(_x2);
sz.syncAsByte(_y2);
}
bool Scene::loadInitialState(Common::ReadStream &stream) {
int i;
_startup = stream.readByte();
_unknown001 = stream.readByte();
_unknown002 = stream.readByte();
_unknown003 = stream.readByte();
_delay = stream.readByte();
_noDoors = stream.readByte();
_noDoors = MIN(_noDoors, static_cast<uint8>(ARRAYSIZE(_doors)));
for (i = 0; i < ARRAYSIZE(_doors); ++i) {
_doors[i].loadInitialState(stream);
}
_noObjects = stream.readByte();
_noObjects = MIN(_noObjects, static_cast<uint8>(ARRAYSIZE(_objects)));
for (i = 0; i < ARRAYSIZE(_objects); ++i) {
_objects[i].loadInitialState(stream);
}
_noStatics = stream.readByte();
_noStatics = MIN(_noStatics, static_cast<uint8>(ARRAYSIZE(_statics)));
for (i = 0; i < ARRAYSIZE(_statics); ++i) {
_statics[i].loadInitialState(stream);
}
for (i = 0; i < ARRAYSIZE(_bitmaps); ++i) {
_bitmaps[i].loadInitialState(stream);
}
_obstacleY1 = stream.readUint16LE();
_palRotFirst = stream.readByte();
_palRotLast = stream.readByte();
_palRotDelay = stream.readByte();
_exhaustedConvItemNext = stream.readByte();
for (i = 0; i < ARRAYSIZE(_exhaustedConvItems); ++i) {
_exhaustedConvItems[i]._encodedData = stream.readByte();
}
return true;
}
void Scene::saveLoadWithSerializer(Common::Serializer &sz) {
sz.syncAsByte(_startup);
sz.syncAsByte(_unknown001);
sz.syncAsByte(_unknown002);
sz.syncAsByte(_unknown003);
sz.syncAsByte(_delay);
sz.syncAsByte(_noDoors);
for (int i = 0; i < ARRAYSIZE(_doors); ++i) {
_doors[i].saveLoadWithSerializer(sz);
}
sz.syncAsByte(_noObjects);
for (int i = 0; i < ARRAYSIZE(_objects); ++i) {
_objects[i].saveLoadWithSerializer(sz);
}
sz.syncAsByte(_noStatics);
for (int i = 0; i < ARRAYSIZE(_statics); ++i) {
_statics[i].saveLoadWithSerializer(sz);
}
for (int i = 0; i < ARRAYSIZE(_bitmaps); ++i) {
_bitmaps[i].saveLoadWithSerializer(sz);
}
sz.syncAsUint16LE(_obstacleY1);
sz.syncAsByte(_palRotFirst);
sz.syncAsByte(_palRotLast);
sz.syncAsByte(_palRotDelay);
sz.syncAsByte(_exhaustedConvItemNext);
for (int i = 0; i < ARRAYSIZE(_exhaustedConvItems); ++i) {
sz.syncAsByte(_exhaustedConvItems[i]._encodedData);
}
}
Door *Scene::getDoor(uint8 doorId) {
if (doorId == 0 || doorId > _noDoors) {
warning("Door %d does not exist", doorId);
return nullptr;
}
return &_doors[doorId - 1];
}
Object *Scene::getObject(uint8 objectId, bool ignoreNo) {
if (objectId == 0 || objectId > getNoObjects(ignoreNo)) {
warning("Object %d does not exist", objectId);
return nullptr;
}
return &_objects[objectId - 1];
}
Static *Scene::getStatic(uint8 staticId, bool ignoreNo) {
if (staticId == 0 || staticId > (!ignoreNo ? MIN(_noStatics, static_cast<uint8>(ARRAYSIZE(_statics))) : ARRAYSIZE(_statics))) {
warning("Static %d does not exist", staticId);
return nullptr;
}
return &_statics[staticId - 1];
}
Bitmap *Scene::getBitmap(uint8 bitmapId) {
if (bitmapId == 0 || bitmapId > ARRAYSIZE(_bitmaps)) {
warning("Bitmap %d does not exist", bitmapId);
return nullptr;
}
return &_bitmaps[bitmapId - 1];
}
uint8 Scene::getNoDoors(bool ignoreNo) const {
return (!ignoreNo ? MIN(_noDoors, static_cast<uint8>(ARRAYSIZE(_doors))) : ARRAYSIZE(_doors));
}
uint8 Scene::getNoObjects(bool ignoreNo) const {
return (!ignoreNo ? MIN(_noObjects, static_cast<uint8>(ARRAYSIZE(_objects))) : ARRAYSIZE(_objects));
}
uint8 Scene::getNoStatics(bool ignoreNo) const {
return (!ignoreNo ? MIN(_noStatics, static_cast<uint8>(ARRAYSIZE(_statics))) : ARRAYSIZE(_statics));
}
uint8 Scene::getNoBitmaps() const {
return ARRAYSIZE(_bitmaps);
}
Door *Scene::findDoor(int16 x, int16 y, bool activeOnly, int *index) {
for (int i = 0; i < getNoDoors(); ++i) {
Door &door = _doors[i];
if ((!activeOnly || door.isActive()) && (x >= door._x) && (x < door._x + door._width) && (y >= door._y) && (y < door._y + door._height)) {
if (index) {
*index = i + 1;
}
return &door;
}
}
return nullptr;
}
Static *Scene::findStatic(int16 x, int16 y, bool activeOnly, int *index) {
for (int i = 0; i < getNoStatics(); ++i) {
Static &stat = _statics[i];
if ((!activeOnly || stat._active) && (x >= stat._x) && (x < stat._x + stat._width) && (y >= stat._y) && (y < stat._y + stat._height)) {
if (index) {
*index = i + 1;
}
return &stat;
}
}
return nullptr;
}
Bitmap *Scene::findBitmap(int16 x, int16 y, int *index) {
for (int i = 0; i < ARRAYSIZE(_bitmaps); ++i) {
Bitmap &bitmap = _bitmaps[i];
if ((x >= bitmap._x1) && (x <= bitmap._x2) && (y >= bitmap._y1) && (y <= bitmap._y2)) {
if (index) {
*index = i + 1;
}
return &bitmap;
}
}
return nullptr;
}
void Scene::addExhaustedConvItem(uint8 context, uint8 convItemIndex, uint8 convGroupIndex) {
_exhaustedConvItems[_exhaustedConvItemNext - 1] = ExhaustedConvItem(context, convItemIndex, convGroupIndex);
_exhaustedConvItemNext++;
}
bool Scene::isConvItemExhausted(uint8 context, uint8 convItemIndex, uint8 convGroupIndex) const {
for (uint8 i = 0; i < _exhaustedConvItemNext - 1; ++i) {
const ExhaustedConvItem &convItem = _exhaustedConvItems[i];
if (convItem.getContext() == context && convItem.getConvItemIndex() == convItemIndex && convItem.getConvGroupIndex() == convGroupIndex) {
return true;
}
}
return false;
}
GameData::GameData()
: _currentScene(0),
_lastScene(0),
_partB(false),
_inventory(),
_currentAPK("piggy.apk"),
_color(WHITE) {}
Scene *GameData::getScene(uint8 sceneId) {
if (sceneId == 0 || sceneId > ARRAYSIZE(_scenes)) {
warning("Scene %d does not exist", sceneId);
return nullptr;
}
return &_scenes[sceneId - 1];
}
Scene *GameData::getCurrentScene() {
return getScene(_currentScene);
}
Inventory &GameData::getInventory() {
return _inventory;
}
bool GameData::loadInitialState(Common::ReadStream &stream) {
for (int i = 0; i < ARRAYSIZE(_scenes); ++i) {
_scenes[i].loadInitialState(stream);
}
return true;
}
void GameData::saveLoadWithSerializer(Common::Serializer &sz) {
for (int i = 0; i < ARRAYSIZE(_scenes); ++i) {
_scenes[i].saveLoadWithSerializer(sz);
}
sz.syncAsByte(_currentScene);
sz.syncAsByte(_partB);
_inventory.saveLoadWithSerializer(sz);
sz.syncString(_currentAPK);
}
}