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&#160;<span id="projectnumber">7.0.10</span>
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<a href="BlobRef_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">// This may look like C code, but it is really -*- C++ -*-</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">// Copyright Bob Friesenhahn, 1999, 2000, 2001, 2002</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">// Copyright Dirk Lemstra 2014-2015</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment">// Blob reference class</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment">// This is an internal implementation class that should not be</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment">// accessed by users.</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;</div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#if !defined(Magick_Blob_header)</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#define Magick_Blob_header</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="Include_8h.html">Magick++/Include.h</a>&quot;</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="Thread_8h.html">Magick++/Thread.h</a>&quot;</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="Blob_8h.html">Magick++/Blob.h</a>&quot;</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceMagick.html">Magick</a></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;{</div><div class="line"><a name="l00021"></a><span class="lineno"><a class="line" href="classMagick_1_1BlobRef.html"> 21</a></span>&#160; <span class="keyword">class </span><a class="code" href="classMagick_1_1BlobRef.html">BlobRef</a></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160; {</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; <span class="comment">// Construct with data, making private copy of data</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; <a class="code" href="classMagick_1_1BlobRef.html#accf559dab9707f5f24370f2c482ad8b7">BlobRef</a>(<span class="keyword">const</span> <span class="keywordtype">void</span>* data_,<span class="keyword">const</span> <span class="keywordtype">size_t</span> length_);</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; <span class="comment">// Destructor (actually destroys data)</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <a class="code" href="classMagick_1_1BlobRef.html#a64bf18194f44105abfe97631fa16ab6e">~BlobRef</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; <span class="comment">// Decreases reference count and return the new count</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; <span class="keywordtype">size_t</span> <a class="code" href="classMagick_1_1BlobRef.html#a93856bd94eea1574f86ab98d0495715b">decrease</a>();</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; <span class="comment">// Increases reference count</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classMagick_1_1BlobRef.html#a183f4202805d204667ad601e93eeabaf">increase</a>();</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;</div><div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="classMagick_1_1BlobRef.html#ade199fc7ee44f590ac6e9a01c6da81d8"> 37</a></span>&#160; <a class="code" href="classMagick_1_1Blob.html#a320f999fa1ed7e9ee0e6f28858499e2e">Blob::Allocator</a> <a class="code" href="classMagick_1_1BlobRef.html#ade199fc7ee44f590ac6e9a01c6da81d8">allocator</a>; <span class="comment">// Memory allocation system in use</span></div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="classMagick_1_1BlobRef.html#a96fb3a7c21a43c19493ef9bc8036935e"> 38</a></span>&#160; <span class="keywordtype">size_t</span> <a class="code" href="classMagick_1_1BlobRef.html#a96fb3a7c21a43c19493ef9bc8036935e">length</a>; <span class="comment">// Blob length</span></div><div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="classMagick_1_1BlobRef.html#a8a88091de11081529a2d8781734e42c1"> 39</a></span>&#160; <span class="keywordtype">void</span>* <a class="code" href="classMagick_1_1BlobRef.html#a8a88091de11081529a2d8781734e42c1">data</a>; <span class="comment">// Blob data</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <span class="comment">// Copy constructor and assignment are not supported</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <a class="code" href="classMagick_1_1BlobRef.html#accf559dab9707f5f24370f2c482ad8b7">BlobRef</a>(<span class="keyword">const</span> <a class="code" href="classMagick_1_1BlobRef.html">BlobRef</a>&amp;);</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; <a class="code" href="classMagick_1_1BlobRef.html">BlobRef</a>&amp; operator=(<span class="keyword">const</span> <a class="code" href="classMagick_1_1BlobRef.html">BlobRef</a>&amp;);</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <a class="code" href="classMagick_1_1MutexLock.html">MutexLock</a> _mutexLock; <span class="comment">// Mutex lock</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <span class="keywordtype">size_t</span> _refCount; <span class="comment">// Reference count</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; };</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;} <span class="comment">// namespace Magick</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;<span class="preprocessor">#endif // Magick_Blob_header</span></div><div class="ttc" id="classMagick_1_1BlobRef_html_accf559dab9707f5f24370f2c482ad8b7"><div class="ttname"><a href="classMagick_1_1BlobRef.html#accf559dab9707f5f24370f2c482ad8b7">Magick::BlobRef::BlobRef</a></div><div class="ttdeci">BlobRef(const void *data_, const size_t length_)</div><div class="ttdef"><b>Definition:</b> <a href="BlobRef_8cpp_source.html#l00019">BlobRef.cpp:19</a></div></div>
<div class="ttc" id="classMagick_1_1BlobRef_html_ade199fc7ee44f590ac6e9a01c6da81d8"><div class="ttname"><a href="classMagick_1_1BlobRef.html#ade199fc7ee44f590ac6e9a01c6da81d8">Magick::BlobRef::allocator</a></div><div class="ttdeci">Blob::Allocator allocator</div><div class="ttdef"><b>Definition:</b> <a href="BlobRef_8h_source.html#l00037">BlobRef.h:37</a></div></div>
<div class="ttc" id="classMagick_1_1BlobRef_html_a8a88091de11081529a2d8781734e42c1"><div class="ttname"><a href="classMagick_1_1BlobRef.html#a8a88091de11081529a2d8781734e42c1">Magick::BlobRef::data</a></div><div class="ttdeci">void * data</div><div class="ttdef"><b>Definition:</b> <a href="BlobRef_8h_source.html#l00039">BlobRef.h:39</a></div></div>
<div class="ttc" id="classMagick_1_1MutexLock_html"><div class="ttname"><a href="classMagick_1_1MutexLock.html">Magick::MutexLock</a></div><div class="ttdef"><b>Definition:</b> <a href="Thread_8h_source.html#l00027">Thread.h:27</a></div></div>
<div class="ttc" id="Thread_8h_html"><div class="ttname"><a href="Thread_8h.html">Thread.h</a></div></div>
<div class="ttc" id="classMagick_1_1BlobRef_html_a183f4202805d204667ad601e93eeabaf"><div class="ttname"><a href="classMagick_1_1BlobRef.html#a183f4202805d204667ad601e93eeabaf">Magick::BlobRef::increase</a></div><div class="ttdeci">void increase()</div><div class="ttdef"><b>Definition:</b> <a href="BlobRef_8cpp_source.html#l00062">BlobRef.cpp:62</a></div></div>
<div class="ttc" id="classMagick_1_1BlobRef_html_a93856bd94eea1574f86ab98d0495715b"><div class="ttname"><a href="classMagick_1_1BlobRef.html#a93856bd94eea1574f86ab98d0495715b">Magick::BlobRef::decrease</a></div><div class="ttdeci">size_t decrease()</div><div class="ttdef"><b>Definition:</b> <a href="BlobRef_8cpp_source.html#l00044">BlobRef.cpp:44</a></div></div>
<div class="ttc" id="Include_8h_html"><div class="ttname"><a href="Include_8h.html">Include.h</a></div></div>
<div class="ttc" id="classMagick_1_1BlobRef_html_a96fb3a7c21a43c19493ef9bc8036935e"><div class="ttname"><a href="classMagick_1_1BlobRef.html#a96fb3a7c21a43c19493ef9bc8036935e">Magick::BlobRef::length</a></div><div class="ttdeci">size_t length</div><div class="ttdef"><b>Definition:</b> <a href="BlobRef_8h_source.html#l00038">BlobRef.h:38</a></div></div>
<div class="ttc" id="classMagick_1_1BlobRef_html"><div class="ttname"><a href="classMagick_1_1BlobRef.html">Magick::BlobRef</a></div><div class="ttdef"><b>Definition:</b> <a href="BlobRef_8h_source.html#l00021">BlobRef.h:21</a></div></div>
<div class="ttc" id="classMagick_1_1Blob_html_a320f999fa1ed7e9ee0e6f28858499e2e"><div class="ttname"><a href="classMagick_1_1Blob.html#a320f999fa1ed7e9ee0e6f28858499e2e">Magick::Blob::Allocator</a></div><div class="ttdeci">Allocator</div><div class="ttdef"><b>Definition:</b> <a href="Blob_8h_source.html#l00024">Blob.h:24</a></div></div>
<div class="ttc" id="namespaceMagick_html"><div class="ttname"><a href="namespaceMagick.html">Magick</a></div><div class="ttdef"><b>Definition:</b> <a href="Blob_8h_source.html#l00015">Blob.h:15</a></div></div>
<div class="ttc" id="Blob_8h_html"><div class="ttname"><a href="Blob_8h.html">Blob.h</a></div></div>
<div class="ttc" id="classMagick_1_1BlobRef_html_a64bf18194f44105abfe97631fa16ab6e"><div class="ttname"><a href="classMagick_1_1BlobRef.html#a64bf18194f44105abfe97631fa16ab6e">Magick::BlobRef::~BlobRef</a></div><div class="ttdeci">~BlobRef(void)</div><div class="ttdef"><b>Definition:</b> <a href="BlobRef_8cpp_source.html#l00033">BlobRef.cpp:33</a></div></div>
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