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| <h1>include/core/SkThread.h</h1><a href="_sk_thread_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span> |
| <a name="l00002"></a>00002 <span class="comment"> * Copyright (C) 2006 The Android Open Source Project</span> |
| <a name="l00003"></a>00003 <span class="comment"> *</span> |
| <a name="l00004"></a>00004 <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</span> |
| <a name="l00005"></a>00005 <span class="comment"> * you may not use this file except in compliance with the License.</span> |
| <a name="l00006"></a>00006 <span class="comment"> * You may obtain a copy of the License at</span> |
| <a name="l00007"></a>00007 <span class="comment"> *</span> |
| <a name="l00008"></a>00008 <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <a name="l00009"></a>00009 <span class="comment"> *</span> |
| <a name="l00010"></a>00010 <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span> |
| <a name="l00011"></a>00011 <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <a name="l00012"></a>00012 <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <a name="l00013"></a>00013 <span class="comment"> * See the License for the specific language governing permissions and</span> |
| <a name="l00014"></a>00014 <span class="comment"> * limitations under the License.</span> |
| <a name="l00015"></a>00015 <span class="comment"> */</span> |
| <a name="l00016"></a>00016 |
| <a name="l00017"></a>00017 <span class="preprocessor">#ifndef SkThread_DEFINED</span> |
| <a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define SkThread_DEFINED</span> |
| <a name="l00019"></a>00019 <span class="preprocessor"></span> |
| <a name="l00020"></a>00020 <span class="preprocessor">#include "<a class="code" href="_sk_types_8h.html">SkTypes.h</a>"</span> |
| <a name="l00021"></a>00021 <span class="preprocessor">#include "<a class="code" href="_sk_thread__platform_8h.html">SkThread_platform.h</a>"</span> |
| <a name="l00022"></a>00022 |
| <a name="l00023"></a>00023 <span class="comment">/****** SkThread_platform needs to define the following...</span> |
| <a name="l00024"></a>00024 <span class="comment"></span> |
| <a name="l00025"></a>00025 <span class="comment">int32_t sk_atomic_inc(int32_t*);</span> |
| <a name="l00026"></a>00026 <span class="comment">int32_t sk_atomic_dec(int32_t*);</span> |
| <a name="l00027"></a>00027 <span class="comment"></span> |
| <a name="l00028"></a>00028 <span class="comment">class SkMutex {</span> |
| <a name="l00029"></a>00029 <span class="comment">public:</span> |
| <a name="l00030"></a>00030 <span class="comment"> SkMutex();</span> |
| <a name="l00031"></a>00031 <span class="comment"> ~SkMutex();</span> |
| <a name="l00032"></a>00032 <span class="comment"></span> |
| <a name="l00033"></a>00033 <span class="comment"> void acquire();</span> |
| <a name="l00034"></a>00034 <span class="comment"> void release();</span> |
| <a name="l00035"></a>00035 <span class="comment">};</span> |
| <a name="l00036"></a>00036 <span class="comment"></span> |
| <a name="l00037"></a>00037 <span class="comment">****************/</span> |
| <a name="l00038"></a>00038 |
| <a name="l00039"></a><a class="code" href="class_sk_auto_mutex_acquire.html">00039</a> <span class="keyword">class </span><a class="code" href="class_sk_auto_mutex_acquire.html">SkAutoMutexAcquire</a> : SkNoncopyable { |
| <a name="l00040"></a>00040 <span class="keyword">public</span>: |
| <a name="l00041"></a><a class="code" href="class_sk_auto_mutex_acquire.html#a9ec7220b23e7737bf24622117bbc7792">00041</a> <span class="keyword">explicit</span> <a class="code" href="class_sk_auto_mutex_acquire.html#a9ec7220b23e7737bf24622117bbc7792">SkAutoMutexAcquire</a>(<a class="code" href="class_sk_mutex.html">SkMutex</a>& mutex) : fMutex(&mutex) |
| <a name="l00042"></a>00042 { |
| <a name="l00043"></a>00043 <a class="code" href="_sk_types_8h.html#acc82ca88a67ae7ce95a107a9a4b81123">SkASSERT</a>(fMutex != NULL); |
| <a name="l00044"></a>00044 mutex.<a class="code" href="class_sk_mutex.html#a5cffbf950921e557fd6601460f1579e0">acquire</a>(); |
| <a name="l00045"></a>00045 } |
| <a name="l00048"></a><a class="code" href="class_sk_auto_mutex_acquire.html#a9651ab07238221b77e4ca490e148b9b5">00048</a> <a class="code" href="class_sk_auto_mutex_acquire.html#a9651ab07238221b77e4ca490e148b9b5">~SkAutoMutexAcquire</a>() |
| <a name="l00049"></a>00049 { |
| <a name="l00050"></a>00050 <span class="keywordflow">if</span> (fMutex) |
| <a name="l00051"></a>00051 fMutex-><a class="code" href="class_sk_mutex.html#afe7b1f69d9cff07632ddfb32eea8c3b8">release</a>(); |
| <a name="l00052"></a>00052 } |
| <a name="l00055"></a><a class="code" href="class_sk_auto_mutex_acquire.html#abf246e92635e025f8e3c038a956df5da">00055</a> <span class="keywordtype">void</span> <a class="code" href="class_sk_auto_mutex_acquire.html#abf246e92635e025f8e3c038a956df5da">release</a>() |
| <a name="l00056"></a>00056 { |
| <a name="l00057"></a>00057 <span class="keywordflow">if</span> (fMutex) |
| <a name="l00058"></a>00058 { |
| <a name="l00059"></a>00059 fMutex-><a class="code" href="class_sk_mutex.html#afe7b1f69d9cff07632ddfb32eea8c3b8">release</a>(); |
| <a name="l00060"></a>00060 fMutex = NULL; |
| <a name="l00061"></a>00061 } |
| <a name="l00062"></a>00062 } |
| <a name="l00063"></a>00063 |
| <a name="l00064"></a>00064 <span class="keyword">private</span>: |
| <a name="l00065"></a>00065 <a class="code" href="class_sk_mutex.html">SkMutex</a>* fMutex; |
| <a name="l00066"></a>00066 }; |
| <a name="l00067"></a>00067 |
| <a name="l00068"></a>00068 <span class="preprocessor">#endif</span> |
| </pre></div></div> |
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