Add memory count functions into MapLayer and SpecailLayer.

Also change all memory count functions into const methods.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/resources/atlas/atlasresource.cpp b/src/resources/atlas/atlasresource.cpp
index d48394698..9ecc32692 100644
--- a/src/resources/atlas/atlasresource.cpp
+++ b/src/resources/atlas/atlasresource.cpp
@@ -71,17 +71,17 @@ void AtlasResource::decRef()
         AtlasManager::moveToDeleted(this);
 }
 
-int AtlasResource::calcMemoryLocal()
+int AtlasResource::calcMemoryLocal() const
 {
     return sizeof(AtlasResource) +
         Resource::calcMemoryLocal() +
         atlases.capacity() * sizeof(TextureAtlas*);
 }
 
-int AtlasResource::calcMemoryChilds(const int level)
+int AtlasResource::calcMemoryChilds(const int level) const
 {
     int sz = 0;
-    FOR_EACH (std::vector<TextureAtlas*>::iterator, it, atlases)
+    FOR_EACH (std::vector<TextureAtlas*>::const_iterator, it, atlases)
     {
         TextureAtlas *const atlas = *it;
         sz += atlas->calcMemory(level + 1);