1 files changed, 48 insertions, 0 deletions
diff --git a/src/core/SkRefCnt.cpp b/src/core/SkRefCnt.cpp
new file mode 100644
index 0000000..fea1005
--- /dev/null
+++ b/src/core/SkRefCnt.cpp
@@ -0,0 +1,48 @@
+/* libs/graphics/sgl/SkRefCnt.cpp
+**
+** Copyright 2006, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License"); 
+** you may not use this file except in compliance with the License. 
+** You may obtain a copy of the License at 
+**
+**     http://www.apache.org/licenses/LICENSE-2.0 
+**
+** Unless required by applicable law or agreed to in writing, software 
+** distributed under the License is distributed on an "AS IS" BASIS, 
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
+** See the License for the specific language governing permissions and 
+** limitations under the License.
+*/
+
+#include "SkRefCnt.h"
+
+SkAutoUnref::~SkAutoUnref() {
+    if (fObj) {
+        fObj->unref();
+    }
+}
+
+bool SkAutoUnref::ref() {
+    if (fObj) {
+        fObj->ref();
+        return true;
+    }
+    return false;
+}
+
+bool SkAutoUnref::unref() {
+    if (fObj) {
+        fObj->unref();
+        fObj = NULL;
+        return true;
+    }
+    return false;
+}
+
+SkRefCnt* SkAutoUnref::detach() {
+    SkRefCnt* obj = fObj;
+    fObj = NULL;
+    return obj;
+}
+