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<div class="title">Port.hpp</div> </div>
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<a href="Port_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_PORT_HPP</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor"></span><span class="preprocessor">#define FLOWCANVAS_PORT_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 <stdint.h></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 <algorithm></span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <list></span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <string></span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <vector></span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <boost/shared_ptr.hpp></span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <boost/weak_ptr.hpp></span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <libgnomecanvasmm.h></span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include "<a class="code" href="Connectable_8hpp.html">flowcanvas/Connectable.hpp</a>"</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">namespace </span>FlowCanvas {</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">class </span>Connection;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">class </span>Module;</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> </div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> PORT_LABEL_SIZE = 8000; <span class="comment">// in thousandths of a point</span></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> </div>
<div class="line"><a name="l00050"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html"> 50</a></span> <span class="keyword">class </span><a class="code" href="classFlowCanvas_1_1Port.html" title="A port on a Module.">Port</a> : <span class="keyword">public</span> Gnome::Canvas::Group, <span class="keyword">public</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="l00051"></a><span class="lineno"> 51</span> {</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <a class="code" href="classFlowCanvas_1_1Port.html#a0db5a922e048cf1bef085e9e389bf06d">Port</a>(boost::shared_ptr<Module> <a class="code" href="classFlowCanvas_1_1Port.html#a22b935538c13f67f75b461372755ff96">module</a>,</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">const</span> std::string& <a class="code" href="classFlowCanvas_1_1Port.html#aff6c222a10ad580da078059ca7ba54d2">name</a>,</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Port.html#a715fe62bfa7f79d6d3d101c63a123b5f">is_input</a>,</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  uint32_t <a class="code" href="classFlowCanvas_1_1Port.html#a54e07800bf05ee68cdfa9f99c3a09a1d">color</a>);</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="keyword">virtual</span> <a class="code" href="classFlowCanvas_1_1Port.html#a8f73a859ff1570a7ae738cb19f96d491">~Port</a>();</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a30d6fc72257ce917b206d4b152705e64">disconnect_all</a>();</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">virtual</span> Gnome::Art::Point <a class="code" href="classFlowCanvas_1_1Port.html#a7d86a638f427480fa7c22b843e7cb1f5">src_connection_point</a>();</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">virtual</span> Gnome::Art::Point <a class="code" href="classFlowCanvas_1_1Port.html#a55812f1570f88e049459b282b5ffef61">dst_connection_point</a>(<span class="keyword">const</span> Gnome::Art::Point& src);</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">virtual</span> Gnome::Art::Point <a class="code" href="classFlowCanvas_1_1Port.html#a886bc2f49dd0c4f175f3d475a38cc973">connection_point_vector</a>(<span class="keywordtype">double</span> dx, <span class="keywordtype">double</span> dy);</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div>
<div class="line"><a name="l00066"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a22b935538c13f67f75b461372755ff96"> 66</a></span>  boost::weak_ptr<Module> <a class="code" href="classFlowCanvas_1_1Port.html#a22b935538c13f67f75b461372755ff96">module</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Port.html#a9d4b5c36b6add22b57a046cf9d68a295">_module</a>; }</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> </div>
<div class="line"><a name="l00068"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#ab694248e8cdd41d2193f269cf0c17a8e"> 68</a></span>  <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#ab694248e8cdd41d2193f269cf0c17a8e">set_fill_color</a>(uint32_t c) { <a class="code" href="classFlowCanvas_1_1Port.html#a85ef13f0f92530e6af0760f9bbeaf41c">_rect</a>->property_fill_color_rgba() = c; }</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a9f1280b1a6eed41a470e2b81a1bf7944">show_label</a>(<span class="keywordtype">bool</span> b);</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a74eab4d48f11baad289bd0e22900a7a3">set_selected</a>(<span class="keywordtype">bool</span> b);</div>
<div class="line"><a name="l00072"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a29959004bd86efd039ac68c1f4327eca"> 72</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Port.html#a29959004bd86efd039ac68c1f4327eca">selected</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Port.html#a0695e5ba4fba8e7e27d945b522fd76f9">_selected</a>; }</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a694f090c52337f1bcb2807c5b3117414">set_highlighted</a>(<span class="keywordtype">bool</span> highlight,</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordtype">bool</span> highlight_parent=<span class="keyword">true</span>,</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordtype">bool</span> highlight_connections=<span class="keyword">true</span>,</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Connectable.html#a4d67d407c6ad323666da837d3889a5ed">raise_connections</a>=<span class="keyword">true</span>);</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a31a2c49b43091714a829dff5f196388f">zoom</a>(<span class="keywordtype">float</span> z);</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a name="l00081"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a1a199ec0a1b1c100efcd616dc51dad89"> 81</a></span>  <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a1a199ec0a1b1c100efcd616dc51dad89">popup_menu</a>(guint button, guint32 activate_time) {</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">if</span> ( ! <a class="code" href="classFlowCanvas_1_1Port.html#a86a836cdfe91a518ad2cd47933625f47">_menu</a>)</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <a class="code" href="classFlowCanvas_1_1Port.html#a8735fbdae39d0917cc8048f2735a624b">create_menu</a>();</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">if</span> (<a class="code" href="classFlowCanvas_1_1Port.html#a86a836cdfe91a518ad2cd47933625f47">_menu</a>)</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <a class="code" href="classFlowCanvas_1_1Port.html#a86a836cdfe91a518ad2cd47933625f47">_menu</a>->popup(button, activate_time);</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  }</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a8735fbdae39d0917cc8048f2735a624b">create_menu</a>();</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#aa9c06a890353fbb32f5fa67c37878f7f">set_menu</a>(Gtk::Menu* m);</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div>
<div class="line"><a name="l00091"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a7712cdc40bd4dbae10738fb6e72e1ac2"> 91</a></span>  Gtk::Menu* <a class="code" href="classFlowCanvas_1_1Port.html#a7712cdc40bd4dbae10738fb6e72e1ac2">menu</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Port.html#a86a836cdfe91a518ad2cd47933625f47">_menu</a>; }</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div>
<div class="line"><a name="l00093"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a7beaa5de06465b3fe6a90d861b1afe09"> 93</a></span>  <span class="keywordtype">double</span> <a class="code" href="classFlowCanvas_1_1Port.html#a7beaa5de06465b3fe6a90d861b1afe09">width</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Port.html#a9de04e33f161774c55b98ed2cd2231fc">_width</a>; }</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a5fb9185f9d535288ff32366682386248">set_width</a>(<span class="keywordtype">double</span> w);</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a37a7d32a1a7c632fef6f12f9a4689da8">set_height</a>(<span class="keywordtype">double</span> h);</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div>
<div class="line"><a name="l00097"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#aaac898de7c15d95c8d8e84e5150d6177"> 97</a></span>  <span class="keywordtype">double</span> <a class="code" href="classFlowCanvas_1_1Port.html#aaac898de7c15d95c8d8e84e5150d6177">border_width</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Port.html#a2c9c47bd0bfbd46a623c066eeab5e30b">_border_width</a>; }</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a69d44d28f4aeb8177ea3ffaeb265a242">set_border_width</a>(<span class="keywordtype">double</span> w);</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordtype">double</span> <a class="code" href="classFlowCanvas_1_1Port.html#a9cbc98a4496a4942fdbb956c3333795f">natural_width</a>() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div>
<div class="line"><a name="l00102"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#aff6c222a10ad580da078059ca7ba54d2"> 102</a></span>  <span class="keyword">const</span> std::string& <a class="code" href="classFlowCanvas_1_1Port.html#aff6c222a10ad580da078059ca7ba54d2">name</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Port.html#ac057b8222d69a74a07cf5c7647f98456">_name</a>; }</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#ae50632ac657f73da5cfd3a9d60be7e5b">set_name</a>(<span class="keyword">const</span> std::string& n);</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a name="l00105"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a715fe62bfa7f79d6d3d101c63a123b5f"> 105</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Port.html#a715fe62bfa7f79d6d3d101c63a123b5f">is_input</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Port.html#a79602df0c9b5e7c0e6dea2a7565e10f2">_is_input</a>; }</div>
<div class="line"><a name="l00106"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a74aa8ef0590c896bac7e2dc026967525"> 106</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Port.html#a74aa8ef0590c896bac7e2dc026967525">is_output</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> !<a class="code" href="classFlowCanvas_1_1Port.html#a79602df0c9b5e7c0e6dea2a7565e10f2">_is_input</a>; }</div>
<div class="line"><a name="l00107"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a54e07800bf05ee68cdfa9f99c3a09a1d"> 107</a></span>  uint32_t <a class="code" href="classFlowCanvas_1_1Port.html#a54e07800bf05ee68cdfa9f99c3a09a1d">color</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Port.html#a2e86a10f0e1118ba702153c3b16ca843">_color</a>; }</div>
<div class="line"><a name="l00108"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a9f24676c19214cf925f2aaf415ea17e9"> 108</a></span>  <span class="keywordtype">double</span> <a class="code" href="classFlowCanvas_1_1Port.html#a9f24676c19214cf925f2aaf415ea17e9">height</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Port.html#af59041fdeab76ba608bd9551379d49cc">_height</a>; }</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div>
<div class="line"><a name="l00110"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#adcd8c34bfa45ef648109622c758a4d41"> 110</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Port.html#adcd8c34bfa45ef648109622c758a4d41">is_toggled</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Port.html#a65f0fed2d88dc08e988edaa8c116c7d7">_toggled</a>; }</div>
<div class="line"><a name="l00111"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#add59a50787e54c8aedafc52a09603cd2"> 111</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#add59a50787e54c8aedafc52a09603cd2">set_toggled</a>(<span class="keywordtype">bool</span> b) { <a class="code" href="classFlowCanvas_1_1Port.html#a65f0fed2d88dc08e988edaa8c116c7d7">_toggled</a> = b; }</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a2f5402c7b229576b68f80782377f8f82">toggle</a>(<span class="keywordtype">bool</span> signal=<span class="keyword">true</span>);</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a6f4f4d485fa25a4cbf2e186cb8ef63dd">set_control</a>(<span class="keywordtype">float</span> value, <span class="keywordtype">bool</span> signal=<span class="keyword">true</span>);</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a0b97affbbf6d4d0c73252d350cccbf5c">set_control_min</a>(<span class="keywordtype">float</span> min);</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a8d2d4aa6c0bd5aaacaa5ed25f1c2f92c">set_control_max</a>(<span class="keywordtype">float</span> max);</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div>
<div class="line"><a name="l00118"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#ac77dd8c8b6cd04e24c6e867349023f64"> 118</a></span>  <span class="keywordtype">float</span> <a class="code" href="classFlowCanvas_1_1Port.html#ac77dd8c8b6cd04e24c6e867349023f64">control_value</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Port.html#ad853ac5c8463ab0e0f119d8f64a61796">_control</a> ? <a class="code" href="classFlowCanvas_1_1Port.html#ad853ac5c8463ab0e0f119d8f64a61796">_control</a>-><a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#a2e61a96263963808bfcf67daa50625bd">value</a> : 0.0f; }</div>
<div class="line"><a name="l00119"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#aecefa085c3549193d7b3e86e8772accd"> 119</a></span>  <span class="keywordtype">float</span> <a class="code" href="classFlowCanvas_1_1Port.html#aecefa085c3549193d7b3e86e8772accd">control_min</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Port.html#ad853ac5c8463ab0e0f119d8f64a61796">_control</a> ? <a class="code" href="classFlowCanvas_1_1Port.html#ad853ac5c8463ab0e0f119d8f64a61796">_control</a>-><a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#ab48e053346708eeb6a7b64a081b4a8ad">min</a> : 0.0f; }</div>
<div class="line"><a name="l00120"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a7af5bb6b3ded1472e9bdaf26a721a7e2"> 120</a></span>  <span class="keywordtype">float</span> <a class="code" href="classFlowCanvas_1_1Port.html#a7af5bb6b3ded1472e9bdaf26a721a7e2">control_max</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Port.html#ad853ac5c8463ab0e0f119d8f64a61796">_control</a> ? <a class="code" href="classFlowCanvas_1_1Port.html#ad853ac5c8463ab0e0f119d8f64a61796">_control</a>-><a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#acacf495d26c66669b71fd2c85e87b6d0">max</a> : 1.0f; }</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a47f68d06f85aa8f1351d9ecdd4c178ba">show_control</a>();</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a3a1318993656a61a3a139cee20087915">hide_control</a>();</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div>
<div class="line"><a name="l00125"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a29ac469c5fdac8b5a06a9a5fbd36ccd8"> 125</a></span>  <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Port.html#a29ac469c5fdac8b5a06a9a5fbd36ccd8">operator==</a>(<span class="keyword">const</span> std::string& name) { <span class="keywordflow">return</span> (<a class="code" href="classFlowCanvas_1_1Port.html#ac057b8222d69a74a07cf5c7647f98456">_name</a> == name); }</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div>
<div class="line"><a name="l00127"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a4c670cbcb247608e497f07928fa886db"> 127</a></span>  sigc::signal<void> <a class="code" href="classFlowCanvas_1_1Port.html#a4c670cbcb247608e497f07928fa886db">signal_renamed</a>;</div>
<div class="line"><a name="l00128"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#ab3f7b66f0840c59089f07803efc3a6fd"> 128</a></span>  sigc::signal<void,float> <a class="code" href="classFlowCanvas_1_1Port.html#ab3f7b66f0840c59089f07803efc3a6fd">signal_control_changed</a>;</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00131"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a9816083e25bae0b2f472e19382136687"> 131</a></span>  <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classFlowCanvas_1_1Canvas.html" title="The 'master' canvas widget which contains all other objects.">Canvas</a>;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Port.html#a88ac7b78188c1fa29f7c3c00414693db">on_menu_hide</a>();</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div>
<div class="line"><a name="l00135"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a9d4b5c36b6add22b57a046cf9d68a295"> 135</a></span>  boost::weak_ptr<Module> <a class="code" href="classFlowCanvas_1_1Port.html#a9d4b5c36b6add22b57a046cf9d68a295">_module</a>;</div>
<div class="line"><a name="l00136"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#ac057b8222d69a74a07cf5c7647f98456"> 136</a></span>  std::string <a class="code" href="classFlowCanvas_1_1Port.html#ac057b8222d69a74a07cf5c7647f98456">_name</a>;</div>
<div class="line"><a name="l00137"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#abdce2bad934ffd85c1cb72acb75459cc"> 137</a></span>  Gnome::Canvas::Text* <a class="code" href="classFlowCanvas_1_1Port.html#abdce2bad934ffd85c1cb72acb75459cc">_label</a>;</div>
<div class="line"><a name="l00138"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a85ef13f0f92530e6af0760f9bbeaf41c"> 138</a></span>  Gnome::Canvas::Rect* <a class="code" href="classFlowCanvas_1_1Port.html#a85ef13f0f92530e6af0760f9bbeaf41c">_rect</a>;</div>
<div class="line"><a name="l00139"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a86a836cdfe91a518ad2cd47933625f47"> 139</a></span>  Gtk::Menu* <a class="code" href="classFlowCanvas_1_1Port.html#a86a836cdfe91a518ad2cd47933625f47">_menu</a>;</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div>
<div class="line"><a name="l00142"></a><span class="lineno"><a class="code" href="structFlowCanvas_1_1Port_1_1Control.html"> 142</a></span>  <span class="keyword">struct </span><a class="code" href="structFlowCanvas_1_1Port_1_1Control.html" title="Port control value indicator "gauge".">Control</a> {</div>
<div class="line"><a name="l00143"></a><span class="lineno"><a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#a78c6345744672c98b3b4b9618a07c96e"> 143</a></span>  <span class="keyword">explicit</span> <a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#a78c6345744672c98b3b4b9618a07c96e">Control</a>(Gnome::Canvas::Rect* r)</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  : <a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#ac53493f805cb34ebd4f3e091ba1f640d">rect</a>(r)</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  , <a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#a2e61a96263963808bfcf67daa50625bd">value</a>(0.0f)</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  , <a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#ab48e053346708eeb6a7b64a081b4a8ad">min</a>(0.0f)</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  , <a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#acacf495d26c66669b71fd2c85e87b6d0">max</a>(1.0f)</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  {}</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> </div>
<div class="line"><a name="l00150"></a><span class="lineno"><a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#af138cb2a7ed739ed2827e18608e2bec4"> 150</a></span>  <a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#af138cb2a7ed739ed2827e18608e2bec4">~Control</a>() {</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keyword">delete</span> <a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#ac53493f805cb34ebd4f3e091ba1f640d">rect</a>;</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  }</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  </div>
<div class="line"><a name="l00154"></a><span class="lineno"><a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#ac53493f805cb34ebd4f3e091ba1f640d"> 154</a></span>  Gnome::Canvas::Rect* <a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#ac53493f805cb34ebd4f3e091ba1f640d">rect</a>;</div>
<div class="line"><a name="l00155"></a><span class="lineno"><a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#a2e61a96263963808bfcf67daa50625bd"> 155</a></span>  <span class="keywordtype">float</span> <a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#a2e61a96263963808bfcf67daa50625bd">value</a>;</div>
<div class="line"><a name="l00156"></a><span class="lineno"><a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#ab48e053346708eeb6a7b64a081b4a8ad"> 156</a></span>  <span class="keywordtype">float</span> <a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#ab48e053346708eeb6a7b64a081b4a8ad">min</a>;</div>
<div class="line"><a name="l00157"></a><span class="lineno"><a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#acacf495d26c66669b71fd2c85e87b6d0"> 157</a></span>  <span class="keywordtype">float</span> <a class="code" href="structFlowCanvas_1_1Port_1_1Control.html#acacf495d26c66669b71fd2c85e87b6d0">max</a>;</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  };</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div>
<div class="line"><a name="l00160"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#ad853ac5c8463ab0e0f119d8f64a61796"> 160</a></span>  <a class="code" href="structFlowCanvas_1_1Port_1_1Control.html" title="Port control value indicator "gauge".">Control</a>* <a class="code" href="classFlowCanvas_1_1Port.html#ad853ac5c8463ab0e0f119d8f64a61796">_control</a>;</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  </div>
<div class="line"><a name="l00162"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a9de04e33f161774c55b98ed2cd2231fc"> 162</a></span>  <span class="keywordtype">double</span> <a class="code" href="classFlowCanvas_1_1Port.html#a9de04e33f161774c55b98ed2cd2231fc">_width</a>;</div>
<div class="line"><a name="l00163"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#af59041fdeab76ba608bd9551379d49cc"> 163</a></span>  <span class="keywordtype">double</span> <a class="code" href="classFlowCanvas_1_1Port.html#af59041fdeab76ba608bd9551379d49cc">_height</a>;</div>
<div class="line"><a name="l00164"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a2c9c47bd0bfbd46a623c066eeab5e30b"> 164</a></span>  <span class="keywordtype">double</span> <a class="code" href="classFlowCanvas_1_1Port.html#a2c9c47bd0bfbd46a623c066eeab5e30b">_border_width</a>;</div>
<div class="line"><a name="l00165"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a2e86a10f0e1118ba702153c3b16ca843"> 165</a></span>  uint32_t <a class="code" href="classFlowCanvas_1_1Port.html#a2e86a10f0e1118ba702153c3b16ca843">_color</a>;</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  </div>
<div class="line"><a name="l00167"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a79602df0c9b5e7c0e6dea2a7565e10f2"> 167</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Port.html#a79602df0c9b5e7c0e6dea2a7565e10f2">_is_input</a> :1;</div>
<div class="line"><a name="l00168"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a0695e5ba4fba8e7e27d945b522fd76f9"> 168</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Port.html#a0695e5ba4fba8e7e27d945b522fd76f9">_selected</a> :1;</div>
<div class="line"><a name="l00169"></a><span class="lineno"><a class="code" href="classFlowCanvas_1_1Port.html#a65f0fed2d88dc08e988edaa8c116c7d7"> 169</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Port.html#a65f0fed2d88dc08e988edaa8c116c7d7">_toggled</a> :1;</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> };</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="line"><a name="l00172"></a><span class="lineno"><a class="code" href="namespaceFlowCanvas.html#a1a09529491924cbb61508cc9c63ea0a5"> 172</a></span> <span class="keyword">typedef</span> std::vector<boost::shared_ptr<Port> > <a class="code" href="namespaceFlowCanvas.html#a1a09529491924cbb61508cc9c63ea0a5">PortVector</a>;</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> } <span class="comment">// namespace FlowCanvas</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="preprocessor">#endif // FLOWCANVAS_PORT_HPP</span></div>
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