Initial commit

engines/nancy/action/navigationrecords.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.
+ *
+ * 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 "engines/nancy/nancy.h"
+#include "engines/nancy/util.h"
+
+#include "engines/nancy/action/navigationrecords.h"
+
+#include "engines/nancy/state/scene.h"
+
+namespace Nancy {
+namespace Action {
+
+void SceneChange::readData(Common::SeekableReadStream &stream) {
+	_sceneChange.readData(stream);
+}
+
+void SceneChange::execute() {
+	NancySceneState.changeScene(_sceneChange);
+	_isDone = true;
+}
+
+void HotMultiframeSceneChange::readData(Common::SeekableReadStream &stream) {
+	SceneChange::readData(stream);
+	uint16 numHotspots = stream.readUint16LE();
+
+	_hotspots.reserve(numHotspots);
+	for (uint i = 0; i < numHotspots; ++i) {
+		_hotspots.push_back(HotspotDescription());
+		HotspotDescription &newDesc = _hotspots[i];
+		newDesc.readData(stream);
+	}
+}
+
+void HotMultiframeSceneChange::execute() {
+	switch (_state) {
+	case kBegin:
+		// turn main rendering on
+		_state = kRun;
+		// fall through
+	case kRun:
+		_hasHotspot = false;
+		for (uint i = 0; i < _hotspots.size(); ++i) {
+			if (_hotspots[i].frameID == NancySceneState.getSceneInfo().frameID) {
+				_hasHotspot = true;
+				_hotspot = _hotspots[i].coords;
+			}
+		}
+		break;
+	case kActionTrigger:
+		SceneChange::execute();
+		break;
+	}
+}
+
+void Hot1FrSceneChange::readData(Common::SeekableReadStream &stream) {
+	if (!_isTerse) {
+		SceneChange::readData(stream);
+		_hotspotDesc.readData(stream);
+	} else {
+		_sceneChange.sceneID = stream.readUint16LE();
+		_sceneChange.continueSceneSound = kContinueSceneSound;
+		_sceneChange.listenerFrontVector.set(0, 0, 1);
+		readRect(stream, _hotspotDesc.coords);
+	}
+}
+
+void Hot1FrSceneChange::execute() {
+	switch (_state) {
+	case kBegin:
+		_hotspot = _hotspotDesc.coords;
+		_state = kRun;
+		// fall through
+	case kRun:
+		if (_hotspotDesc.frameID == NancySceneState.getSceneInfo().frameID) {
+			_hasHotspot = true;
+		} else {
+			_hasHotspot = false;
+		}
+		break;
+	case kActionTrigger:
+		SceneChange::execute();
+		break;
+	}
+}
+
+void HotMultiframeMultisceneChange::readData(Common::SeekableReadStream &stream) {
+	if (g_nancy->getGameType() <= kGameTypeNancy2) {
+		_onTrue._sceneChange.readData(stream);
+		_onFalse._sceneChange.readData(stream);
+	} else {
+		_onTrue.readData(stream, true);
+		_onFalse.readData(stream, true);
+	}
+
+	_condType = stream.readByte();
+	_conditionID = stream.readUint16LE();
+	_conditionPayload = stream.readByte();
+	uint numHotspots = stream.readUint16LE();
+
+	_hotspots.resize(numHotspots);
+
+	for (uint i = 0; i < numHotspots; ++i) {
+		_hotspots[i].readData(stream);
+	}
+}
+
+void HotMultiframeMultisceneChange::execute() {
+	switch (_state) {
+	case kBegin:
+		// set something to 1
+		_state = kRun;
+		// fall through
+	case kRun:
+		_hasHotspot = false;
+
+		for (HotspotDescription &desc : _hotspots) {
+			if (desc.frameID == NancySceneState.getSceneInfo().frameID) {
+				_hotspot = desc.coords;
+				_hasHotspot = true;
+			}
+		}
+
+		break;
+	case kActionTrigger: {
+		bool conditionMet = false;
+		switch (_condType) {
+		case kFlagEvent:
+			if (NancySceneState.getEventFlag(_conditionID, _conditionPayload)) {
+				conditionMet = true;
+			}
+			break;
+		case kFlagInventory:
+			if (NancySceneState.hasItem(_conditionID) == _conditionPayload) {
+				conditionMet = true;
+			}
+			break;
+		case kFlagCursor:
+			if (NancySceneState.getHeldItem() == _conditionPayload) {
+				conditionMet = true;
+			}
+			break;
+		}
+
+		if (conditionMet) {
+			_onTrue.execute();
+		} else {
+			_onFalse.execute();
+		}
+
+		break;
+	}
+	}
+}
+
+void HotMultiframeMultisceneCursorTypeSceneChange::readData(Common::SeekableReadStream &stream) {
+	uint16 numScenes = stream.readUint16LE();
+	_scenes.resize(numScenes);
+	_cursorTypes.resize(numScenes);
+	for (uint i = 0; i < numScenes; ++i) {
+		_cursorTypes[i] = stream.readUint16LE();
+		_scenes[i].readData(stream);
+	}
+
+	stream.skip(2);
+	_defaultScene.readData(stream);
+
+	uint16 numHotspots = stream.readUint16LE();
+	_hotspots.resize(numHotspots);
+	for (uint i = 0; i < numHotspots; ++i) {
+		_hotspots[i].readData(stream);
+	}
+}
+
+void HotMultiframeMultisceneCursorTypeSceneChange::execute() {
+	switch (_state) {
+	case kBegin:
+		// turn main rendering on
+		_state = kRun;
+		// fall through
+	case kRun:
+		_hasHotspot = false;
+		for (uint i = 0; i < _hotspots.size(); ++i) {
+			if (_hotspots[i].frameID == NancySceneState.getSceneInfo().frameID) {
+				_hasHotspot = true;
+				_hotspot = _hotspots[i].coords;
+			}
+		}
+		break;
+	case kActionTrigger:
+		for (uint i = 0; i < _cursorTypes.size(); ++i) {
+			if (NancySceneState.getHeldItem() == _cursorTypes[i]) {
+				NancySceneState.changeScene(_scenes[i]);
+
+				_isDone = true;
+				return;
+			}
+		}
+
+		NancySceneState.changeScene(_defaultScene);
+		_isDone = true;
+		break;
+	}
+}
+
+void MapCall::readData(Common::SeekableReadStream &stream) {
+	stream.skip(1);
+}
+
+void MapCall::execute() {
+	_execType = kRepeating;
+	NancySceneState.requestStateChange(NancyState::kMap);
+	finishExecution();
+}
+
+void MapCallHot1Fr::readData(Common::SeekableReadStream &stream) {
+	_hotspotDesc.readData(stream);
+}
+
+void MapCallHot1Fr::execute() {
+	switch (_state) {
+	case kBegin:
+		_hotspot = _hotspotDesc.coords;
+		_state = kRun;
+		// fall through
+	case kRun:
+		if (_hotspotDesc.frameID == NancySceneState.getSceneInfo().frameID) {
+			_hasHotspot = true;
+		}
+		break;
+	case kActionTrigger:
+		MapCall::execute();
+		break;
+	}
+}
+
+void MapCallHotMultiframe::readData(Common::SeekableReadStream &stream) {
+	uint16 numDescs = stream.readUint16LE();
+	_hotspots.reserve(numDescs);
+	for (uint i = 0; i < numDescs; ++i) {
+		_hotspots.push_back(HotspotDescription());
+		_hotspots[i].readData(stream);
+	}
+}
+
+void MapCallHotMultiframe::execute() {
+	switch (_state) {
+	case kBegin:
+		_state = kRun;
+		// fall through
+	case kRun:
+		_hasHotspot = false;
+		for (uint i = 0; i < _hotspots.size(); ++i) {
+			if (_hotspots[i].frameID == NancySceneState.getSceneInfo().frameID) {
+				_hasHotspot = true;
+				_hotspot = _hotspots[i].coords;
+			}
+		}
+		break;
+	case kActionTrigger:
+		MapCall::execute();
+		break;
+	}
+}
+
+} // End of namespace Action
+} // End of namespace Nancy