VOYEUR: Implement freeBoltGroup and related logic

2 files changed, 18 insertions, 1 deletions

diff --git a/engines/voyeur/files.cpp b/engines/voyeur/files.cpp
index 383523e149..3bbea7a5d1 100644
--- a/engines/voyeur/files.cpp
+++ b/engines/voyeur/files.cpp
@@ -255,7 +255,11 @@ bool BoltFile::getBoltGroup(uint32 id) {
 }
 
 void BoltFile::freeBoltGroup(uint32 id) {
-	warning("TODO: freeBoltGroup");
+	_state._curLibPtr = this;
+	_state._curGroupPtr = &_groups[(id >> 8) & 0xff];
+
+	// Unload the group
+	_state._curGroupPtr->unload();
 }
 
 BoltEntry &BoltFile::getBoltEntry(uint32 id) {
@@ -460,6 +464,9 @@ BoltGroup::BoltGroup(Common::SeekableReadStream *f): _file(f) {
 	_fileOffset = READ_LE_UINT32(&buffer[8]);
 }
 
+BoltGroup::~BoltGroup() {
+}
+
 void BoltGroup::load() {
 	_file->seek(_fileOffset);
 
@@ -470,6 +477,14 @@ void BoltGroup::load() {
 	_loaded = true;
 }
 
+void BoltGroup::unload() {
+	if (!_loaded)
+		return;
+
+	_entries.clear();
+	_loaded = false;
+}
+
 /*------------------------------------------------------------------------*/
 
 BoltEntry::BoltEntry(Common::SeekableReadStream *f): _file(f) {
diff --git a/engines/voyeur/files.h b/engines/voyeur/files.h
index 816813769f..996dc2b3a0 100644
--- a/engines/voyeur/files.h
+++ b/engines/voyeur/files.h
@@ -151,8 +151,10 @@ public:
 	Common::Array<BoltEntry> _entries;
 public:
 	BoltGroup(Common::SeekableReadStream *f); 
+	virtual ~BoltGroup();
 
 	void load();
+	void unload();
 };