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engines/pegasus/items/biochips/opticalchip.cpp

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+/* 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.
+ *
+ * Additional copyright for this file:
+ * Copyright (C) 1995-1997 Presto Studios, Inc.
+ *
+ * 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 "pegasus/pegasus.h"
+#include "pegasus/ai/ai_area.h"
+#include "pegasus/items/biochips/opticalchip.h"
+
+namespace Pegasus {
+
+OpticalChip *g_opticalChip = nullptr;
+
+OpticalChip::OpticalChip(const ItemID id, const NeighborhoodID neighborhood, const RoomID room, const DirectionConstant direction) :
+		BiochipItem(id, neighborhood, room, direction), _ariesHotspot(kAriesSpotID), _mercuryHotspot(kMercurySpotID),
+		_poseidonHotspot(kPoseidonSpotID) {
+	_ariesHotspot.setArea(Common::Rect(kAIMiddleAreaLeft + 60, kAIMiddleAreaTop + 27, kAIMiddleAreaLeft + 60 + 121, kAIMiddleAreaTop + 27 + 20));
+	_ariesHotspot.setHotspotFlags(kOpticalBiochipSpotFlag);
+	g_allHotspots.push_back(&_ariesHotspot);
+
+	_mercuryHotspot.setArea(Common::Rect(kAIMiddleAreaLeft + 60, kAIMiddleAreaTop + 47, kAIMiddleAreaLeft + 60 + 121, kAIMiddleAreaTop + 47 + 20));
+	_mercuryHotspot.setHotspotFlags(kOpticalBiochipSpotFlag);
+	g_allHotspots.push_back(&_mercuryHotspot);
+
+	_poseidonHotspot.setArea(Common::Rect(kAIMiddleAreaLeft + 60, kAIMiddleAreaTop + 67, kAIMiddleAreaLeft + 60 + 121, kAIMiddleAreaTop + 67 + 20));
+	_poseidonHotspot.setHotspotFlags(kOpticalBiochipSpotFlag);
+	g_allHotspots.push_back(&_poseidonHotspot);
+
+	setItemState(kOptical000);
+
+	g_opticalChip = this;
+}
+
+OpticalChip::~OpticalChip() {
+	g_allHotspots.removeOneHotspot(kAriesSpotID);
+	g_allHotspots.removeOneHotspot(kMercurySpotID);
+	g_allHotspots.removeOneHotspot(kPoseidonSpotID);
+}
+
+void OpticalChip::writeToStream(Common::WriteStream *stream) {
+	BiochipItem::writeToStream(stream);
+	_opticalFlags.writeToStream(stream);
+}
+
+void OpticalChip::readFromStream(Common::ReadStream *stream) {
+	BiochipItem::readFromStream(stream);
+	_opticalFlags.readFromStream(stream);
+}
+
+void OpticalChip::addAries() {
+	_opticalFlags.setFlag(kOpticalAriesExposed, true);
+	setUpOpticalChip();
+}
+
+void OpticalChip::addMercury() {
+	_opticalFlags.setFlag(kOpticalMercuryExposed, true);
+	setUpOpticalChip();
+}
+
+void OpticalChip::addPoseidon() {
+	_opticalFlags.setFlag(kOpticalPoseidonExposed, true);
+	setUpOpticalChip();
+}
+
+void OpticalChip::setUpOpticalChip() {
+	if (_opticalFlags.getFlag(kOpticalAriesExposed)) {
+		if (_opticalFlags.getFlag(kOpticalMercuryExposed)) {
+			if (_opticalFlags.getFlag(kOpticalPoseidonExposed))
+				setItemState(kOptical111);
+			else
+				setItemState(kOptical011);
+		} else {
+			if (_opticalFlags.getFlag(kOpticalPoseidonExposed))
+				setItemState(kOptical101);
+			else
+				setItemState(kOptical001);
+		}
+	} else {
+		if (_opticalFlags.getFlag(kOpticalMercuryExposed)) {
+			if (_opticalFlags.getFlag(kOpticalPoseidonExposed))
+				setItemState(kOptical110);
+			else
+				setItemState(kOptical010);
+		} else {
+			if (_opticalFlags.getFlag(kOpticalPoseidonExposed))
+				setItemState(kOptical100);
+			else
+				setItemState(kOptical000);
+		}
+	}
+}
+
+void OpticalChip::activateOpticalHotspots() {
+	if (_opticalFlags.getFlag(kOpticalAriesExposed))
+		_ariesHotspot.setActive();
+	if (_opticalFlags.getFlag(kOpticalMercuryExposed))
+		_mercuryHotspot.setActive();
+	if (_opticalFlags.getFlag(kOpticalPoseidonExposed))
+		_poseidonHotspot.setActive();
+}
+
+void OpticalChip::clickInOpticalHotspot(HotSpotID id) {
+	playOpMemMovie(id);
+}
+
+void OpticalChip::playOpMemMovie(HotSpotID id) {
+	Common::Path movieName;
+	switch (id) {
+	case kAriesSpotID:
+		// WORKAROUND: The original CD release played the ares video even
+		// when you destroyed the shuttle. For the DVD release, we have
+		// some new videos that can be played instead to workaround a plot
+		// loophole.
+		if (!g_vm->isDVD() || _opticalFlags.getFlag(kOpticalAriesExposed))
+			movieName = "Images/AI/Globals/OMAI";
+		else if (_itemOwnerID == kPlayerID)
+			movieName = "Images/AI/Globals/OMN1";
+		else
+			movieName = "Images/AI/Globals/OMN0";
+		break;
+	case kMercurySpotID:
+		movieName = "Images/AI/Globals/OMMI";
+		break;
+	case kPoseidonSpotID:
+		movieName = "Images/AI/Globals/OMPI";
+		break;
+	default:
+		break;
+	}
+
+	ItemState state = getItemState(), newState;
+	switch (state) {
+	case kOptical001:
+		newState = kOptical002;
+		break;
+	case kOptical010:
+		newState = kOptical020;
+		break;
+	case kOptical011:
+		if (id == kAriesSpotID)
+			newState = kOptical012;
+		else
+			newState = kOptical021;
+		break;
+	case kOptical100:
+		newState = kOptical200;
+		break;
+	case kOptical101:
+		if (id == kAriesSpotID)
+			newState = kOptical102;
+		else
+			newState = kOptical201;
+		break;
+	case kOptical110:
+		if (id == kMercurySpotID)
+			newState = kOptical120;
+		else
+			newState = kOptical210;
+		break;
+	case kOptical111:
+		if (id == kAriesSpotID)
+			newState = kOptical112;
+		else if (id == kMercurySpotID)
+			newState = kOptical121;
+		else
+			newState = kOptical211;
+		break;
+	case kOptical000: // Can never happen.
+	default:
+		error("Invalid optical chip state");
+	}
+
+	setItemState(newState);
+
+	if (g_AIArea)
+		g_AIArea->playAIMovie(kRightAreaSignature, movieName, false, kOpticalInterruption);
+
+	setItemState(state);
+}
+
+} // End of namespace Pegasus