LASTEXPRESS: Add const modifiers

4 files changed, 16 insertions, 16 deletions

diff --git a/engines/lastexpress/entities/chapters.cpp b/engines/lastexpress/entities/chapters.cpp
index a2f3a3d871..d373432710 100644
--- a/engines/lastexpress/entities/chapters.cpp
+++ b/engines/lastexpress/entities/chapters.cpp
@@ -1851,7 +1851,7 @@ void Chapters::enterExitHelper(bool isEnteringStation) {
 	callbackAction();
 }
 
-void Chapters::playSteam() {
+void Chapters::playSteam() const {
 	getSoundQueue()->resetState();
 	getSound()->playSteam((CityIndex)ENTITY_PARAM(0, 4));
 	ENTITY_PARAM(0, 2) = 0;
diff --git a/engines/lastexpress/entities/chapters.h b/engines/lastexpress/entities/chapters.h
index ddb3de3bea..fb52ea3ee4 100644
--- a/engines/lastexpress/entities/chapters.h
+++ b/engines/lastexpress/entities/chapters.h
@@ -157,7 +157,7 @@ private:
 	bool timeCheckExitStation(TimeValue timeValue, uint &parameter, byte callback, const char *sequence);
 	void enterExitStation(const SavePoint &savepoint, bool isEnteringStation);
 	void enterExitHelper(bool isEnteringStation);
-	void playSteam();
+	void playSteam() const;
 };
 
 } // End of namespace LastExpress
diff --git a/engines/lastexpress/entities/entity.cpp b/engines/lastexpress/entities/entity.cpp
index 552e1a8a82..88b2ada185 100644
--- a/engines/lastexpress/entities/entity.cpp
+++ b/engines/lastexpress/entities/entity.cpp
@@ -50,7 +50,7 @@ EntityData::EntityCallData::~EntityCallData() {
 	SAFE_DELETE(sequence3);
 }
 
-void EntityData::EntityCallData::syncString(Common::Serializer &s, Common::String &string, int length) {
+void EntityData::EntityCallData::syncString(Common::Serializer &s, Common::String &string, int length) const {
 	char seqName[13];
 	memset(&seqName, 0, length);
 
@@ -825,7 +825,7 @@ void Entity::setupIISS(const char *name, uint index, uint param1, uint param2, c
 // Helper functions
 //////////////////////////////////////////////////////////////////////////
 
-bool Entity::updateParameter(uint &parameter, uint timeType, uint delta) {
+bool Entity::updateParameter(uint &parameter, uint timeType, uint delta) const {
 	if (!parameter)
 		parameter = (uint)(timeType + delta);
 
@@ -837,7 +837,7 @@ bool Entity::updateParameter(uint &parameter, uint timeType, uint delta) {
 	return true;
 }
 
-bool Entity::updateParameterTime(TimeValue timeValue, bool check, uint &parameter, uint delta) {
+bool Entity::updateParameterTime(TimeValue timeValue, bool check, uint &parameter, uint delta) const {
 	if (getState()->time <= timeValue) {
 		if (check || !parameter)
 			parameter = (uint)(getState()->time + delta);
@@ -851,7 +851,7 @@ bool Entity::updateParameterTime(TimeValue timeValue, bool check, uint &paramete
 	return true;
 }
 
-bool Entity::updateParameterCheck(uint &parameter, uint timeType, uint delta) {
+bool Entity::updateParameterCheck(uint &parameter, uint timeType, uint delta) const {
 	if (parameter && parameter >= timeType)
 		return false;
 
@@ -861,7 +861,7 @@ bool Entity::updateParameterCheck(uint &parameter, uint timeType, uint delta) {
 	return true;
 }
 
-bool Entity::timeCheck(TimeValue timeValue, uint &parameter, Common::Functor0<void> *function) {
+bool Entity::timeCheck(TimeValue timeValue, uint &parameter, Common::Functor0<void> *function) const {
 	if (getState()->time > timeValue && !parameter) {
 		parameter = 1;
 		(*function)();
@@ -936,14 +936,14 @@ bool Entity::timeCheckCar(TimeValue timeValue, uint &parameter, byte callback, C
 	return false;
 }
 
-void Entity::timeCheckSavepoint(TimeValue timeValue, uint &parameter, EntityIndex entity1, EntityIndex entity2, ActionIndex action) {
+void Entity::timeCheckSavepoint(TimeValue timeValue, uint &parameter, EntityIndex entity1, EntityIndex entity2, ActionIndex action) const {
 	if (getState()->time > timeValue && !parameter) {
 		parameter = 1;
 		getSavePoints()->push(entity1, entity2, action);
 	}
 }
 
-void Entity::timeCheckObject(TimeValue timeValue, uint &parameter, ObjectIndex object, ObjectLocation location) {
+void Entity::timeCheckObject(TimeValue timeValue, uint &parameter, ObjectIndex object, ObjectLocation location) const {
 	if (getState()->time > timeValue && !parameter) {
 		parameter = 1;
 		getObjects()->updateLocation2(object, location);
diff --git a/engines/lastexpress/entities/entity.h b/engines/lastexpress/entities/entity.h
index e5c097b50a..c45367c43c 100644
--- a/engines/lastexpress/entities/entity.h
+++ b/engines/lastexpress/entities/entity.h
@@ -822,7 +822,7 @@ public:
 		 * @param	string	The string.
 		 * @param	length	Length of the string.
 		 */
-		void syncString(Common::Serializer &s, Common::String &string, int length);
+		void syncString(Common::Serializer &s, Common::String &string, int length) const;
 
 		// Serializable
 		void saveLoadWithSerializer(Common::Serializer &s);
@@ -1084,18 +1084,18 @@ protected:
 	// Helper functions
 	//////////////////////////////////////////////////////////////////////////
 
-	bool updateParameter(uint &parameter, uint timeType, uint delta);
-	bool updateParameterCheck(uint &parameter, uint timeType, uint delta);
-	bool updateParameterTime(TimeValue timeValue, bool check, uint &parameter, uint delta);
+	bool updateParameter(uint &parameter, uint timeType, uint delta) const;
+	bool updateParameterCheck(uint &parameter, uint timeType, uint delta) const;
+	bool updateParameterTime(TimeValue timeValue, bool check, uint &parameter, uint delta) const;
 
-	bool timeCheck(TimeValue timeValue, uint &parameter, Common::Functor0<void> *function);
+	bool timeCheck(TimeValue timeValue, uint &parameter, Common::Functor0<void> *function) const;
 	bool timeCheckCallback(TimeValue timeValue, uint &parameter, byte callback, Common::Functor0<void> *function);
 	bool timeCheckCallback(TimeValue timeValue, uint &parameter, byte callback, const char *str, Common::Functor1<const char *, void> *function);
 	bool timeCheckCallback(TimeValue timeValue, uint &parameter, byte callback, bool check, Common::Functor1<bool, void> *function);
 	bool timeCheckCallbackInventory(TimeValue timeValue, uint &parameter, byte callback, Common::Functor0<void> *function);
 	bool timeCheckCar(TimeValue timeValue, uint &parameter, byte callback, Common::Functor0<void> *function);
-	void timeCheckSavepoint(TimeValue timeValue, uint &parameter, EntityIndex entity1, EntityIndex entity2, ActionIndex action);
-	void timeCheckObject(TimeValue timeValue, uint &parameter, ObjectIndex index, ObjectLocation location);
+	void timeCheckSavepoint(TimeValue timeValue, uint &parameter, EntityIndex entity1, EntityIndex entity2, ActionIndex action) const;
+	void timeCheckObject(TimeValue timeValue, uint &parameter, ObjectIndex index, ObjectLocation location) const;
 	bool timeCheckCallbackAction(TimeValue timeValue, uint &parameter);
 	bool timeCheckPlaySoundUpdatePosition(TimeValue timeValue, uint &parameter, byte callback, const char* sound, EntityPosition position);