* Added tracking and deleting animations by index (which represents the order in which they were loaded). This is needed by some GPL commands.

* Added Game::getNumObjects() which returns the number of objects in the game
* Fixed segfault (accessing a null Animation *)
* Added some docs to various things

svn-id: r42683

1 files changed, 22 insertions, 0 deletions

diff --git a/engines/draci/game.cpp b/engines/draci/game.cpp
index de925fe11f..e85a1780db 100644
--- a/engines/draci/game.cpp
+++ b/engines/draci/game.cpp
@@ -448,6 +448,10 @@ GameObject *Game::getObject(uint objNum) {
 	return _objects + objNum;
 }
 
+uint Game::getNumObjects() {
+	return _info._numObjects;
+}
+
 void Game::loadOverlays() {
  	uint x, y, z, num;
  
@@ -533,6 +537,24 @@ int Game::getIconStatus(int iconID) {
 	return _iconStatus[iconID];
 }
 
+/**
+ * The GPL command Mark sets the animation index (which specifies the order in which 
+ * animations were loaded in) which is then used by the Release command to delete
+ * all animations that have an index greater than the one marked.
+ */
+
+int Game::getMarkedAnimationIndex() {
+	return _markedAnimationIndex;
+}
+
+/**
+ * See Game::getMarkedAnimationIndex().
+ */
+
+void Game::setMarkedAnimationIndex(int index) {
+	_markedAnimationIndex = index;
+}
+
 Game::~Game() {
 	delete[] _persons;
 	delete[] _variables;