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<div class="title">Connectable.hpp</div> </div>
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<a href="Connectable_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* This file is part of FlowCanvas.</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (C) 2007-2009 David Robillard <http://drobilla.net></span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * FlowCanvas is free software; you can redistribute it and/or modify it under the</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * terms of the GNU General Public License as published by the Free Software</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Foundation; either version 2 of the License, or (at your option) any later</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * version.</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * FlowCanvas is distributed in the hope that it will be useful, but WITHOUT ANY</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * You should have received a copy of the GNU General Public License along</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * with this program; if not, write to the Free Software Foundation, Inc.,</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#ifndef FLOWCANVAS_CONNECTABLE_HPP</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor"></span><span class="preprocessor">#define FLOWCANVAS_CONNECTABLE_HPP</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <list></span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <boost/shared_ptr.hpp></span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">namespace </span>FlowCanvas {</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">class </span>Connection;</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
<div class="line"><a name="l00032"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Connectable.html"> 32</a></span> <span class="keyword">class </span><a class="code" href="classFlowCanvas_1_1Connectable.html" title="An object a Connection can connect to.">Connectable</a> {</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00034"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Connectable.html#ab619a0fe3cc0583124123a906a5dfad0"> 34</a></span>  <span class="keyword">virtual</span> <a class="code" href="classFlowCanvas_1_1Connectable.html#ab619a0fe3cc0583124123a906a5dfad0">~Connectable</a>() {}</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keyword">virtual</span> Gnome::Art::Point <a class="code" href="classFlowCanvas_1_1Connectable.html#aa62799763a7353ec5fb0feb43f60000e">src_connection_point</a>() = 0;</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keyword">virtual</span> Gnome::Art::Point <a class="code" href="classFlowCanvas_1_1Connectable.html#a6009e9ef07e5c046cc478f554c4555f2">dst_connection_point</a>(<span class="keyword">const</span> Gnome::Art::Point& src) = 0;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">virtual</span> Gnome::Art::Point <a class="code" href="classFlowCanvas_1_1Connectable.html#a2a2fd6cf84976c6d84ba25420b5d693a">connection_point_vector</a>(<span class="keywordtype">double</span> dx, <span class="keywordtype">double</span> dy) = 0;</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Connectable.html#a5266312a4674cb5b724b9cbc48bdc13e">add_connection</a>(boost::shared_ptr<Connection> c);</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Connectable.html#ab7247ec3fadce0d451cea2d39a716c33">remove_connection</a>(boost::shared_ptr<Connection> c);</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Connectable.html#a710402705b5d2ccae71a78923822d9a5">move_connections</a>();</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Connectable.html#a4d67d407c6ad323666da837d3889a5ed">raise_connections</a>();</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Connectable.html#af191c902f92429508921ec825d3bd0d6">is_connected_to</a>(boost::shared_ptr<Connectable> other);</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
<div class="line"><a name="l00048"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Connectable.html#ac19c44f9ba4d9570babe527d8e8fb071"> 48</a></span>  <span class="keyword">typedef</span> std::list< boost::weak_ptr<Connection> > <a class="code" href="classFlowCanvas_1_1Connectable.html#ac19c44f9ba4d9570babe527d8e8fb071">Connections</a>;</div>
<div class="line"><a name="l00049"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Connectable.html#ac742b75cc03e1647b86e260c04e13467"> 49</a></span>  <a class="code" href="classFlowCanvas_1_1Connectable.html#ac19c44f9ba4d9570babe527d8e8fb071">Connections</a>& <a class="code" href="classFlowCanvas_1_1Connectable.html#ac742b75cc03e1647b86e260c04e13467">connections</a>() { <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Connectable.html#a2d66ad654d0c8ac3d6e8ef14911354f5" title="needed for dragging">_connections</a>; }</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00052"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Connectable.html#a2d66ad654d0c8ac3d6e8ef14911354f5"> 52</a></span>  <a class="code" href="classFlowCanvas_1_1Connectable.html#ac19c44f9ba4d9570babe527d8e8fb071">Connections</a> <a class="code" href="classFlowCanvas_1_1Connectable.html#a2d66ad654d0c8ac3d6e8ef14911354f5" title="needed for dragging">_connections</a>; </div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> };</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> } <span class="comment">// namespace FlowCanvas</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#endif // FLOWCANVAS_CONNECTABLE_HPP</span></div>
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