Files
scummvm-cursorfix/engines/alg/scene.cpp
2026-02-02 04:50:13 +01:00

389 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 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 "common/debug.h"
#include "common/file.h"
#include "common/tokenizer.h"
#include "alg/scene.h"
namespace Alg {
SceneInfo::SceneInfo() {
}
SceneInfo::~SceneInfo() {
for (auto scene : _scenes) {
delete scene;
}
for (auto zone : _zones) {
delete zone;
}
_scenes.clear();
_zones.clear();
}
void SceneInfo::loadScnFile(const Common::Path &path) {
debug("loading scene script: %s", path.toString().c_str());
if (!_scnFile.open(path)) {
error("SceneInfo::loadScnFile(): Can't open scene file '%s'", path.toString().c_str());
}
bool done = false;
while (_scnFile.pos() < _scnFile.size() && !done) {
Common::String line = _scnFile.readLine();
line.trim();
if (ignoreScriptLine(line)) {
continue;
}
Common::StringTokenizer tokenizer(line, " ");
int8 token = getToken(_mainTokens, tokenizer.nextToken());
uint32 startFrame = 0, endFrame = 0;
Common::String sceneName = nullptr, zoneName = nullptr;
switch (token) {
case 0: // ;
break;
case 1: // ZONE
zoneName = tokenizer.nextToken();
startFrame = atoi(tokenizer.nextToken().c_str());
endFrame = atoi(tokenizer.nextToken().c_str());
parseZone(zoneName, startFrame, endFrame);
break;
case 2: // SCENE
sceneName = tokenizer.nextToken();
startFrame = atoi(tokenizer.nextToken().c_str());
endFrame = atoi(tokenizer.nextToken().c_str());
sceneName.toLowercase();
parseScene(sceneName, startFrame, endFrame);
break;
case 3: // MSG
error("SceneInfo::loadScnFile(): MSG Not implemented: %s", line.c_str());
break;
case 4: // START
_startScene = tokenizer.nextToken();
break;
case 5: // GLOBAL
error("SceneInfo::loadScnFile(): GLOBAL Not implemented: %s", line.c_str());
break;
case 6: // END
done = true;
break;
default:
error("SceneInfo::loadScnFile(): Unknown script section encountered: %s", line.c_str());
break;
}
}
_scnFile.close();
addZonesToScenes();
}
void SceneInfo::parseScene(const Common::String &sceneName, uint32 startFrame, uint32 endFrame) {
Scene *scene = new Scene(sceneName, startFrame, endFrame);
bool done = false;
while (_scnFile.pos() < _scnFile.size() && !done) {
Common::String line = _scnFile.readLine();
line.trim();
if (ignoreScriptLine(line)) {
continue;
}
Common::StringTokenizer tokenizer(line, " ");
int8 token = getToken(_sceneTokens, tokenizer.nextToken());
switch (token) {
case 0: // EOF
case 1: // NEXT
scene->_next = tokenizer.nextToken();
break;
case 2: // ZONES
scene->_zonesStart = tokenizer.nextToken();
scene->_zonesStart2 = tokenizer.nextToken();
scene->_zonesStart3 = tokenizer.nextToken();
break;
case 3: // PREOP
scene->_preop = tokenizer.nextToken();
scene->_preopParam = tokenizer.nextToken();
break;
case 4: // SHOWMSG / SCNMSG
scene->_scnmsg = tokenizer.nextToken();
scene->_scnmsgParam = tokenizer.nextToken();
break;
case 5: // INSOP
scene->_insop = tokenizer.nextToken();
scene->_insopParam = tokenizer.nextToken();
break;
case 6: // WEPDWN
scene->_wepdwn = tokenizer.nextToken();
break;
case 7: // SCNSCR
scene->_scnscr = tokenizer.nextToken();
scene->_scnscrParam = atoi(tokenizer.nextToken().c_str());
break;
case 8: // NXTFRM
scene->_nxtfrm = tokenizer.nextToken();
break;
case 9: // NXTSCN
scene->_nxtscn = tokenizer.nextToken();
// ignore next token if existing
tokenizer.nextToken();
break;
case 10: // DATA
scene->_dataParam1 = atoi(tokenizer.nextToken().c_str());
scene->_dataParam2 = atoi(tokenizer.nextToken().c_str());
scene->_dataParam3 = atoi(tokenizer.nextToken().c_str());
scene->_dataParam4 = atoi(tokenizer.nextToken().c_str());
scene->_dataParam5 = atoi(tokenizer.nextToken().c_str());
scene->_dataParam6 = atoi(tokenizer.nextToken().c_str());
break;
case 11: // DIFF
scene->_diff = atoi(tokenizer.nextToken().c_str());
break;
case 12: // MISSEDRECTS
scene->_missedRects = tokenizer.nextToken();
// ignore next token if existing
tokenizer.nextToken();
break;
case 13: // DIFFICULTY_MOD
scene->_difficultyMod = atoi(tokenizer.nextToken().c_str());
break;
case 14: // ;
done = true;
break;
default:
error("SceneInfo::parseScene(): Unknown scene token found: %s", line.c_str());
break;
}
Common::String nextToken = tokenizer.nextToken();
if (!nextToken.empty()) {
error("SceneInfo::parseScene(): missed token %s in line %s", nextToken.c_str(), line.c_str());
}
}
_scenes.push_back(scene);
}
void SceneInfo::parseZone(const Common::String &zoneName, uint32 startFrame, uint32 endFrame) {
Zone *zone = new Zone(zoneName, startFrame, endFrame);
bool done = false;
while (_scnFile.pos() < _scnFile.size() && !done) {
Common::String line = _scnFile.readLine();
line.trim();
if (ignoreScriptLine(line)) {
continue;
}
Common::StringTokenizer tokenizer(line, " ");
int8 token = getToken(_zoneTokens, tokenizer.nextToken());
Rect *rect = nullptr;
switch (token) {
case 0: // EOF
break;
case 1: // NEXT
zone->_next = tokenizer.nextToken();
break;
case 2: // PTRFB
zone->_ptrfb = tokenizer.nextToken();
break;
case 3: // RECT
{
Common::String temp = tokenizer.nextToken();
if (temp == "MOVING") {
rect = new Rect();
rect->_isMoving = true;
rect->left = atoi(tokenizer.nextToken().c_str());
rect->top = atoi(tokenizer.nextToken().c_str());
rect->right = atoi(tokenizer.nextToken().c_str());
rect->bottom = atoi(tokenizer.nextToken().c_str());
rect->_dest.left = atoi(tokenizer.nextToken().c_str());
rect->_dest.top = atoi(tokenizer.nextToken().c_str());
rect->_dest.right = atoi(tokenizer.nextToken().c_str());
rect->_dest.bottom = atoi(tokenizer.nextToken().c_str());
rect->_scene = tokenizer.nextToken();
rect->_score = atoi(tokenizer.nextToken().c_str());
rect->_rectHit = tokenizer.nextToken();
rect->_unknown = tokenizer.nextToken();
zone->_rects.push_back(rect);
} else {
rect = new Rect();
rect->_isMoving = false;
rect->left = atoi(temp.c_str());
rect->top = atoi(tokenizer.nextToken().c_str());
rect->right = atoi(tokenizer.nextToken().c_str());
rect->bottom = atoi(tokenizer.nextToken().c_str());
rect->_scene = tokenizer.nextToken();
rect->_score = atoi(tokenizer.nextToken().c_str());
rect->_rectHit = tokenizer.nextToken();
rect->_unknown = tokenizer.nextToken();
zone->_rects.push_back(rect);
}
} break;
case 4: // ;
done = true;
break;
default:
error("SceneInfo::parseZone(): Unknown zone token found: %s", line.c_str());
break;
}
Common::String nextToken = tokenizer.nextToken();
if (!nextToken.empty()) {
error("SceneInfo::parseZone(): missed token %s in line %s", nextToken.c_str(), line.c_str());
}
}
_zones.push_back(zone);
}
void SceneInfo::addZonesToScenes() {
for (auto &scene : _scenes) {
if (!scene->_zonesStart.empty()) {
Zone *zone = findZone(scene->_zonesStart);
scene->_zones.push_back(zone);
while (!zone->_next.empty()) {
zone = findZone(zone->_next);
if (zone == nullptr) {
break;
}
scene->_zones.push_back(zone);
}
}
if (!scene->_zonesStart2.empty() && scene->_zonesStart2 != scene->_zonesStart) {
Zone *zone = findZone(scene->_zonesStart2);
scene->_zones.push_back(zone);
while (!zone->_next.empty()) {
zone = findZone(zone->_next);
if (zone == nullptr) {
break;
}
scene->_zones.push_back(zone);
}
}
if (!scene->_zonesStart3.empty() && scene->_zonesStart3 != scene->_zonesStart2) {
Zone *zone = findZone(scene->_zonesStart3);
scene->_zones.push_back(zone);
while (!zone->_next.empty()) {
zone = findZone(zone->_next);
if (zone == nullptr) {
break;
}
scene->_zones.push_back(zone);
}
}
}
}
void SceneInfo::addScene(Scene *scene) {
_scenes.push_back(scene);
}
Zone *SceneInfo::findZone(const Common::String &zoneName) {
for (auto &zone : _zones) {
if (zone->_name.equalsIgnoreCase(zoneName)) {
return zone;
}
}
warning("SceneInfo::findZone(): Cannot find zone %s", zoneName.c_str());
return nullptr;
}
Scene *SceneInfo::findScene(const Common::String &sceneName) {
for (auto &scene : _scenes) {
if (scene->_name.equalsIgnoreCase(sceneName)) {
return scene;
}
}
error("SceneInfo::findScene(): Cannot find scene %s", sceneName.c_str());
}
int8 SceneInfo::getToken(const TokenEntry *tokenList, const Common::String &token) {
for (int i = 0; tokenList[i].name != nullptr; i++) {
if (token == tokenList[i].name) {
return tokenList[i].value;
}
}
return -1;
}
bool SceneInfo::ignoreScriptLine(const Common::String &line) {
if (line.empty()) {
return true; // empty line
} else if (line.hasPrefix("//")) {
return true; // comment
} else if (line.hasPrefix("*")) {
return true; // doc comment
} else if (line.hasPrefix("NXET")) {
return true; // typo in Maddog2
} else if (line.hasPrefix("DATA$")) {
return true; // typo in DrugWars
} else if (line.hasPrefix("NUMBER_OF_")) {
return true; // unnecessary numbers
}
return false;
}
Scene::Scene(const Common::String &name, uint32 startFrame, uint32 endFrame) {
_preop = "DEFAULT";
_insop = "DEFAULT";
_scnmsg = "DEFAULT";
_wepdwn = "DEFAULT";
_scnscr = "DEFAULT";
_nxtfrm = "DEFAULT";
_nxtscn = "DEFAULT";
_missedRects = "DEFAULT";
_missedRects = "DEFAULT";
_scnscrParam = 0;
_dataParam1 = 0;
_dataParam2 = 0;
_dataParam3 = 0;
_dataParam4 = 0;
_dataParam5 = "";
_name = name;
_startFrame = startFrame;
_endFrame = endFrame;
_diff = 0;
_difficultyMod = 0;
}
Zone::Zone(const Common::String &name, const Common::String &ptrfb) {
_name = name;
_ptrfb = ptrfb;
}
Zone::Zone(const Common::String &name, uint32 startFrame, uint32 endFrame) {
_name = name;
_startFrame = startFrame;
_endFrame = endFrame;
}
Zone::~Zone() {
for (auto rect : _rects) {
delete rect;
}
}
void Zone::addRect(int16 left, int16 top, int16 right, int16 bottom, const Common::String &scene, uint32 score, const Common::String &rectHit, const Common::String &unknown) {
Rect *rect = new Rect();
rect->left = left;
rect->top = top;
rect->right = right;
rect->bottom = bottom;
rect->_scene = scene;
rect->_score = score;
rect->_rectHit = rectHit;
rect->_unknown = unknown;
_rects.push_back(rect);
}
} // End of namespace Alg