1 /* libs/graphics/sgl/SkRefCnt.cpp 2 ** 3 ** Copyright 2006, The Android Open Source Project 4 ** 5 ** Licensed under the Apache License, Version 2.0 (the "License"); 6 ** you may not use this file except in compliance with the License. 7 ** You may obtain a copy of the License at 8 ** 9 ** http://www.apache.org/licenses/LICENSE-2.0 10 ** 11 ** Unless required by applicable law or agreed to in writing, software 12 ** distributed under the License is distributed on an "AS IS" BASIS, 13 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 ** See the License for the specific language governing permissions and 15 ** limitations under the License. 16 */ 17 18 #include "SkRefCnt.h" 19 ~SkAutoUnref()20SkAutoUnref::~SkAutoUnref() { 21 if (fObj) { 22 fObj->unref(); 23 } 24 } 25 ref()26bool SkAutoUnref::ref() { 27 if (fObj) { 28 fObj->ref(); 29 return true; 30 } 31 return false; 32 } 33 unref()34bool SkAutoUnref::unref() { 35 if (fObj) { 36 fObj->unref(); 37 fObj = NULL; 38 return true; 39 } 40 return false; 41 } 42 detach()43SkRefCnt* SkAutoUnref::detach() { 44 SkRefCnt* obj = fObj; 45 fObj = NULL; 46 return obj; 47 } 48 49