mirror of
https://github.com/libretro/scummvm.git
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284 lines
7.7 KiB
C++
284 lines
7.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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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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*/
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#include "m4/m4.h"
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#include "m4/events.h"
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#include "m4/hotspot.h"
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#include "gui/debugger.h"
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namespace M4 {
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/*
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HotSpot
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*/
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HotSpot::HotSpot(int x1, int y1, int x2, int y2) :
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_vocab(NULL), _verb(NULL), _prep(NULL), _sprite(NULL) {
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_rect.left = x1;
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_rect.top = y1;
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_rect.right = x2 + 1;
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_rect.bottom = y2 + 1;
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_active = true;
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_syntax = 0;
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_cursor = 0;
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_facing = 5;
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_feetX = 32767;
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_feetY = 32767;
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}
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HotSpot::~HotSpot() {
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free(_vocab);
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}
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void HotSpot::setRect(int x1, int y1, int x2, int y2) {
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_rect.left = x1;
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_rect.top = y1;
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_rect.right = x2 + 1;
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_rect.bottom = y2 + 1;
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}
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void HotSpot::setFeet(int x, int y) {
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_feetX = x;
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_feetY = y;
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}
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void HotSpot::setVocab(const char *value) {
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free(_vocab);
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_vocab = strdup(value);
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}
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void HotSpot::setVerb(const char *value) {
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free(_verb);
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_verb = strdup(value);
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}
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void HotSpot::setPrep(const char *value) {
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free(_prep);
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_prep = strdup(value);
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}
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void HotSpot::setSprite(const char *value) {
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free(_sprite);
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_sprite = strdup(value);
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}
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Common::Rect HotSpot::getRect() const {
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Common::Rect tempRect;
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tempRect.left = _rect.left;
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tempRect.top = _rect.top;
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tempRect.right = _rect.right - 1;
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tempRect.bottom = _rect.bottom - 1;
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return tempRect;
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}
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/*
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HotSpotList
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*/
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HotSpotList::HotSpotList() {
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}
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HotSpotList::~HotSpotList() {
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clear();
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}
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int HotSpotList::add(HotSpot *hotspot, bool head) {
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if (head || _hotspots.size() == 0) {
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_hotspots.insert_at(0, hotspot);
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return 0;
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} else {
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int32 area = hotspot->area();
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int index = _hotspots.size();
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for (uint i = 0; i < _hotspots.size(); i++) {
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if (area < _hotspots[i]->area()) {
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index = i;
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break;
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}
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}
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_hotspots.insert_at(index, hotspot);
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return index;
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}
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}
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void HotSpotList::remove(HotSpot *hotspot) {
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unlinkItem(hotspot);
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delete hotspot; //TODO: check this?
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}
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void HotSpotList::unlinkItem(HotSpot *hotspot) {
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uint index = 0;
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while (index < _hotspots.size()) {
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if (_hotspots[index] == hotspot) {
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_hotspots.remove_at(index);
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} else {
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index++;
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}
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}
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}
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void HotSpotList::clear() {
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for (uint i = 0; i < _hotspots.size(); i++)
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delete _hotspots[i];
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_hotspots.clear();
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}
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HotSpot *HotSpotList::findByXY(int x, int y) {
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for (uint i = 0; i < _hotspots.size(); i++) {
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if (_hotspots[i]->getActive() && _hotspots[i]->pointInside(x, y)) {
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return _hotspots[i];
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}
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}
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return NULL;
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}
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void HotSpotList::setActive(const char *name, bool active) {
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for (uint i = 0; i < _hotspots.size(); i++) {
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if (!scumm_stricmp(_hotspots[i]->_vocab, name)) {
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_hotspots[i]->setActive(active);
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}
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}
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}
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void HotSpotList::setActiveXY(const char *name, int x, int y, bool active) {
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for (uint i = 0; i < _hotspots.size(); i++) {
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if (_hotspots[i]->pointInside(x, y) && !scumm_stricmp(_hotspots[i]->_vocab, name)) {
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_hotspots[i]->setActive(active);
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}
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}
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}
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void HotSpotList::dump() {
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_vm->_events->getConsole()->DebugPrintf("%d hotspots in the list\n", _hotspots.size());
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for (uint index = 0; index < _hotspots.size(); index++) {
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_vm->_events->getConsole()->DebugPrintf("(%d): %p x1 = %d; y1 = %d; x2 = %d; y2 = %d\n",
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index, (void *)_hotspots[index],
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_hotspots[index]->_rect.left, _hotspots[index]->_rect.top,
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_hotspots[index]->_rect.right - 1, _hotspots[index]->_rect.bottom - 1);
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}
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}
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uint32 HotSpotList::readHotSpotInteger(Common::SeekableReadStream* hotspotStream) {
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if (_vm->isM4())
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return hotspotStream->readSint32LE();
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else
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return hotspotStream->readSint16LE();
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}
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void HotSpotList::loadHotSpots(Common::SeekableReadStream* hotspotStream, int hotspotCount) {
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HotSpot *currentHotSpot;
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uint32 x1, y1, x2, y2;
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char buffer[256];
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uint32 strLength = 0;
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uint32 index = 0;
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int feetX, feetY;
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int cursorOffset = (_vm ->isM4()) ? 0 : 1;
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for (int i = 0; i < hotspotCount; i++) {
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x1 = readHotSpotInteger(hotspotStream);
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y1 = readHotSpotInteger(hotspotStream);
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x2 = readHotSpotInteger(hotspotStream);
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y2 = readHotSpotInteger(hotspotStream);
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index = add(new HotSpot(x1, y1, x2, y2), i == 0);
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currentHotSpot = get(index);
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currentHotSpot->setIndex(index);
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feetX = readHotSpotInteger(hotspotStream);
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feetY = readHotSpotInteger(hotspotStream);
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currentHotSpot->setFeet(feetX, feetY);
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currentHotSpot->setFacing((uint8)hotspotStream->readByte());
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currentHotSpot->setActive(hotspotStream->readByte() != 0);
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if (!_vm->isM4())
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hotspotStream->readByte(); // unused (always 255)
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index = hotspotStream->readByte(); // cursor
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if (index == 0)
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currentHotSpot->setCursor(0);
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else
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currentHotSpot->setCursor(index - cursorOffset);
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// Rex Nebular doesn't have this field
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if (!_vm->isM4() && _vm->getGameType() != GType_RexNebular) {
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// This looks to be some sort of bitmask. Perhaps it signifies
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// the valid verbs for this hotspot
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index = hotspotStream->readUint16LE(); // unknown
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//debugC(kDebugCore, "%i ", index);
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}
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if (_vm->isM4())
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hotspotStream->readByte(); // syntax (unused)
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currentHotSpot->setVocabID(readHotSpotInteger(hotspotStream));
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currentHotSpot->setVerbID(readHotSpotInteger(hotspotStream));
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// Load hotspot related strings (verb, vocab/noun etc)
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// These are loaded inside the hotspot data in M4 games,
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// and inside the global vocab data (vocab.dat) in MADS games
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if (_vm->isM4()) {
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strLength = hotspotStream->readUint32LE(); // vocabLength
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hotspotStream->read(buffer, strLength); // vocab (the hotspot's name)
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// Capitalize the hotspot's name here
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str_upper(buffer);
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currentHotSpot->setVocab(buffer);
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// Verbs are used internally by the game scripts in Orion Burger
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strLength = hotspotStream->readUint32LE(); // verbLength
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hotspotStream->read(buffer, strLength); // verb
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// Capitalize the hotspot's verb here
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str_upper(buffer);
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currentHotSpot->setVerb(buffer);
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/* Hotspot names for non-English versions are stored in prep.
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Prep can be set two ways: For English versions, copy the
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text from vocab. For non-English versions, use the prep text
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from the room file.
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*/
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strLength = hotspotStream->readUint32LE(); // prepLength
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hotspotStream->read(buffer, strLength); // prep
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str_upper(buffer);
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if (strlen(buffer) > 0 && strcmp(buffer, "--") != 0 && strcmp(buffer, "ON") != 0)
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currentHotSpot->setPrep(buffer);
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else
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currentHotSpot->setPrep(currentHotSpot->getVocab());
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// The following values are not used at all by Orion Burger
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strLength = hotspotStream->readUint32LE(); // spriteLength
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hotspotStream->read(buffer, strLength); // sprite
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hotspotStream->readUint16LE(); // sprite hash
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} else {
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currentHotSpot->setVocab("");
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currentHotSpot->setVerb("");
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if (currentHotSpot->getVocabID() > 0)
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currentHotSpot->setVocab(_madsVm->globals()->getVocab(currentHotSpot->getVocabID()));
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if (currentHotSpot->getVerbID() > 0)
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currentHotSpot->setVerb(_madsVm->globals()->getVocab(currentHotSpot->getVerbID()));
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}
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}
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}
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} // End of namespace M4
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