Fixed compile warnings about signed/unsigned comparisons

2 files changed, 5 insertions, 5 deletions

diff --git a/tools/tmxcopy/map.cpp b/tools/tmxcopy/map.cpp
index 9e01944c..0fd764b4 100644
--- a/tools/tmxcopy/map.cpp
+++ b/tools/tmxcopy/map.cpp
@@ -260,7 +260,7 @@ bool Map::overwrite(  Map* srcMap,
         }
         else
         {
-            for (int i = 0; i < srcMap->getNumberOfLayers(); i++)
+            for (size_t i = 0; i < srcMap->getNumberOfLayers(); i++)
             {
                 Layer* srcLayer = srcMap->getLayer(i);
                 Layer* destLayer = getLayer(srcLayer->getName());
@@ -280,7 +280,7 @@ bool Map::overwrite(  Map* srcMap,
 
 
     //combining layer information
-    for (int i = 0; i < srcMap->getNumberOfLayers(); i++)
+    for (size_t i = 0; i < srcMap->getNumberOfLayers(); i++)
     {
         Layer* srcLayer = srcMap->getLayer(i);
         Layer* destLayer = NULL;
@@ -543,7 +543,7 @@ int Map::save(std::string filename)
     //TODO: reorganize GIDs
 
     //add new tileset information to XML tree
-    for (int i = 0; i< mTilesets.size(); i++)
+    for (size_t i = 0; i< mTilesets.size(); i++)
     {
         xmlNodePtr newNode;
 
@@ -563,7 +563,7 @@ int Map::save(std::string filename)
     }
 
     //add new layer information to XML tree
-    for (int i = 0; i < mLayers.size(); i++)
+    for (size_t i = 0; i < mLayers.size(); i++)
     {
         //lay out layer information in binary
         unsigned char* binData = (unsigned char*)malloc(mWidth * mHeight * 4);
diff --git a/tools/tmxcopy/map.hpp b/tools/tmxcopy/map.hpp
index 3be932ab..f3c0d1d4 100644
--- a/tools/tmxcopy/map.hpp
+++ b/tools/tmxcopy/map.hpp
@@ -159,7 +159,7 @@ class Map
 
         int save(std::string filename);
 
-        int getNumberOfLayers() { return mLayers.size(); }
+        size_t getNumberOfLayers() { return mLayers.size(); }
 
         Layer* getLayer(size_t num) { return mLayers.at(num); }
         Layer* getLayer(std::string name);