<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>FlowCanvas: /builddir/build/BUILD/flowcanvas-0.6.4/flowcanvas/Item.hpp Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.7.1 --> <div class="navigation" id="top"> <div class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul> </div> <div class="tabs2"> <ul class="tablist"> <li><a href="files.html"><span>File List</span></a></li> </ul> </div> <div class="header"> <div class="headertitle"> <h1>/builddir/build/BUILD/flowcanvas-0.6.4/flowcanvas/Item.hpp</h1> </div> </div> <div class="contents"> <a href="Item_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* This file is part of FlowCanvas.</span> <a name="l00002"></a>00002 <span class="comment"> * Copyright (C) 2007-2009 David Robillard <http://drobilla.net></span> <a name="l00003"></a>00003 <span class="comment"> *</span> <a name="l00004"></a>00004 <span class="comment"> * FlowCanvas is free software; you can redistribute it and/or modify it under the</span> <a name="l00005"></a>00005 <span class="comment"> * terms of the GNU General Public License as published by the Free Software</span> <a name="l00006"></a>00006 <span class="comment"> * Foundation; either version 2 of the License, or (at your option) any later</span> <a name="l00007"></a>00007 <span class="comment"> * version.</span> <a name="l00008"></a>00008 <span class="comment"> *</span> <a name="l00009"></a>00009 <span class="comment"> * FlowCanvas is distributed in the hope that it will be useful, but WITHOUT ANY</span> <a name="l00010"></a>00010 <span class="comment"> * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS</span> <a name="l00011"></a>00011 <span class="comment"> * FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.</span> <a name="l00012"></a>00012 <span class="comment"> *</span> <a name="l00013"></a>00013 <span class="comment"> * You should have received a copy of the GNU General Public License along</span> <a name="l00014"></a>00014 <span class="comment"> * with this program; if not, write to the Free Software Foundation, Inc.,</span> <a name="l00015"></a>00015 <span class="comment"> * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA</span> <a name="l00016"></a>00016 <span class="comment"> */</span> <a name="l00017"></a>00017 <a name="l00018"></a>00018 <span class="preprocessor">#ifndef FLOWCANVAS_ITEM_HPP</span> <a name="l00019"></a>00019 <span class="preprocessor"></span><span class="preprocessor">#define FLOWCANVAS_ITEM_HPP</span> <a name="l00020"></a>00020 <span class="preprocessor"></span> <a name="l00021"></a>00021 <span class="preprocessor">#include <string></span> <a name="l00022"></a>00022 <span class="preprocessor">#include <map></span> <a name="l00023"></a>00023 <span class="preprocessor">#include <algorithm></span> <a name="l00024"></a>00024 <span class="preprocessor">#include <boost/shared_ptr.hpp></span> <a name="l00025"></a>00025 <span class="preprocessor">#include <boost/enable_shared_from_this.hpp></span> <a name="l00026"></a>00026 <span class="preprocessor">#include <libgnomecanvasmm.h></span> <a name="l00027"></a>00027 <span class="preprocessor">#include "<a class="code" href="Port_8hpp.html">flowcanvas/Port.hpp</a>"</span> <a name="l00028"></a>00028 <a name="l00029"></a>00029 <span class="keyword">namespace </span>FlowCanvas { <a name="l00030"></a>00030 <a name="l00031"></a>00031 <span class="keyword">class </span>Canvas; <a name="l00032"></a>00032 <a name="l00033"></a>00033 <a name="l00038"></a><a class="code" href="classFlowCanvas_1_1Item.html">00038</a> <span class="keyword">class </span><a class="code" href="classFlowCanvas_1_1Item.html" title="An item on the canvas.">Item</a> : <span class="keyword">public</span> Gnome::<a class="code" href="classFlowCanvas_1_1Canvas.html" title="The &#39;master&#39; canvas widget which contains all other objects.">Canvas</a>::Group <a name="l00039"></a>00039 , <span class="keyword">public</span> boost::enable_shared_from_this<Item> <a name="l00040"></a>00040 { <a name="l00041"></a>00041 <span class="keyword">public</span>: <a name="l00042"></a>00042 <a class="code" href="classFlowCanvas_1_1Item.html#af4930b3d9e6b965b78d1f19555e3535b">Item</a>(boost::shared_ptr<Canvas> <a class="code" href="classFlowCanvas_1_1Item.html#a0298abb7a7d9523f34052a7a32f8e160">canvas</a>, <a name="l00043"></a>00043 <span class="keyword">const</span> std::string& <a class="code" href="classFlowCanvas_1_1Item.html#a3709fbc5c09c131283214abaae4827c2">name</a>, <a name="l00044"></a>00044 <span class="keywordtype">double</span> x, <a name="l00045"></a>00045 <span class="keywordtype">double</span> y, <a name="l00046"></a>00046 uint32_t color); <a name="l00047"></a>00047 <a name="l00048"></a><a class="code" href="classFlowCanvas_1_1Item.html#a8e493fff575ace39a455bfd1be68d39b">00048</a> <span class="keyword">virtual</span> <a class="code" href="classFlowCanvas_1_1Item.html#a8e493fff575ace39a455bfd1be68d39b">~Item</a>() {} <a name="l00049"></a>00049 <a name="l00050"></a><a class="code" href="classFlowCanvas_1_1Item.html#ada7866b360cee1997b739b28f19409bd">00050</a> <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Item.html#ada7866b360cee1997b739b28f19409bd">selected</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Item.html#acd505bc0a38e4b1b0fefd90e9eb4255b">_selected</a>; } <a name="l00051"></a>00051 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#af718b384dc55acb522897524de703744">set_selected</a>(<span class="keywordtype">bool</span> s); <a name="l00052"></a>00052 <a name="l00053"></a><a class="code" href="classFlowCanvas_1_1Item.html#a1bd3b2ffc5087101a0b9ab7986b9abd3">00053</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#a1bd3b2ffc5087101a0b9ab7986b9abd3">set_minimum_width</a>(<span class="keywordtype">double</span> w) { <a class="code" href="classFlowCanvas_1_1Item.html#a3da044dd2685b959243c0690ad06eafc">_minimum_width</a> = w; } <a name="l00054"></a>00054 <a name="l00055"></a>00055 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#a60cbd0ce1230a128cf8152852f08bb9b">select_tick</a>() = 0; <a name="l00056"></a>00056 <a name="l00057"></a>00057 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#ad805055f185f310a091ab11c9b93d1b9">move</a>(<span class="keywordtype">double</span> dx, <span class="keywordtype">double</span> dy) = 0; <a name="l00058"></a>00058 <a name="l00059"></a><a class="code" href="classFlowCanvas_1_1Item.html#a06d8863b847eeb5e23473dec3b2081a6">00059</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#a06d8863b847eeb5e23473dec3b2081a6">zoom</a>(<span class="keywordtype">double</span>) {} <a name="l00060"></a><a class="code" href="classFlowCanvas_1_1Item.html#a0298abb7a7d9523f34052a7a32f8e160">00060</a> boost::weak_ptr<Canvas> <a class="code" href="classFlowCanvas_1_1Item.html#a0298abb7a7d9523f34052a7a32f8e160">canvas</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Item.html#a240aea5a9db162bcf400b73c92c37293">_canvas</a>; } <a name="l00061"></a>00061 <a name="l00062"></a><a class="code" href="classFlowCanvas_1_1Item.html#ad42b8a44e896704060b5d700d60bc509">00062</a> <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Item.html#ad42b8a44e896704060b5d700d60bc509">popup_menu</a>(guint button, guint32 activate_time) { <a name="l00063"></a>00063 <span class="keywordflow">if</span> ( ! <a class="code" href="classFlowCanvas_1_1Item.html#a60e481bd7b543b605029154676a6c9b0">_menu</a>) <a name="l00064"></a>00064 <a class="code" href="classFlowCanvas_1_1Item.html#a64f504c87f477c42fac38d7dd1d94fb7">create_menu</a>(); <a name="l00065"></a>00065 <span class="keywordflow">if</span> (<a class="code" href="classFlowCanvas_1_1Item.html#a60e481bd7b543b605029154676a6c9b0">_menu</a>) { <a name="l00066"></a>00066 <a class="code" href="classFlowCanvas_1_1Item.html#a60e481bd7b543b605029154676a6c9b0">_menu</a>->popup(button, activate_time); <a name="l00067"></a>00067 <span class="keywordflow">return</span> <span class="keyword">true</span>; <a name="l00068"></a>00068 } <span class="keywordflow">else</span> { <a name="l00069"></a>00069 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00070"></a>00070 } <a name="l00071"></a>00071 } <a name="l00072"></a>00072 <a name="l00073"></a><a class="code" href="classFlowCanvas_1_1Item.html#a64f504c87f477c42fac38d7dd1d94fb7">00073</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#a64f504c87f477c42fac38d7dd1d94fb7">create_menu</a>() {} <a name="l00074"></a>00074 <a name="l00075"></a><a class="code" href="classFlowCanvas_1_1Item.html#a728e0633f9babe2d383ca736c67afe86">00075</a> Gtk::Menu* <a class="code" href="classFlowCanvas_1_1Item.html#a728e0633f9babe2d383ca736c67afe86">menu</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Item.html#a60e481bd7b543b605029154676a6c9b0">_menu</a>; } <a name="l00076"></a><a class="code" href="classFlowCanvas_1_1Item.html#a1dc008175edd4266088e070249cdfceb">00076</a> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#a1dc008175edd4266088e070249cdfceb">set_menu</a>(Gtk::Menu* m) { <span class="keyword">delete</span> <a class="code" href="classFlowCanvas_1_1Item.html#a60e481bd7b543b605029154676a6c9b0">_menu</a>; <a class="code" href="classFlowCanvas_1_1Item.html#a60e481bd7b543b605029154676a6c9b0">_menu</a> = m; } <a name="l00077"></a>00077 <a name="l00078"></a><a class="code" href="classFlowCanvas_1_1Item.html#a3199a96abeb80aee342533b7d40d5d42">00078</a> <span class="keywordtype">double</span> <a class="code" href="classFlowCanvas_1_1Item.html#a3199a96abeb80aee342533b7d40d5d42">width</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Item.html#a447e61f43ee6477b9196e6b3ff333d9f">_width</a>; } <a name="l00079"></a><a class="code" href="classFlowCanvas_1_1Item.html#a4cdc65ab05d94b07c903ea9f5dfc6f26">00079</a> <span class="keywordtype">double</span> <a class="code" href="classFlowCanvas_1_1Item.html#a4cdc65ab05d94b07c903ea9f5dfc6f26">height</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Item.html#a2f3d6ff2c68e3db7aefd04de754b5afd">_height</a>; } <a name="l00080"></a>00080 <a name="l00081"></a>00081 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#a2ef2bb77b2d8888f8569ec493dec6a99">resize</a>() = 0; <a name="l00082"></a>00082 <a name="l00083"></a><a class="code" href="classFlowCanvas_1_1Item.html#afe946e08b3abeba321e2651bb9e519c0">00083</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#afe946e08b3abeba321e2651bb9e519c0">load_location</a>() {} <a name="l00084"></a><a class="code" href="classFlowCanvas_1_1Item.html#ab6987f4a4ee46bc5c9db5de9615b8733">00084</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#ab6987f4a4ee46bc5c9db5de9615b8733">store_location</a>() {} <a name="l00085"></a>00085 <a name="l00086"></a>00086 <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Item.html#a53d1193fe73b70516754a4470be90957">is_within</a>(<span class="keyword">const</span> Gnome::Canvas::Rect& rect) <span class="keyword">const</span>; <a name="l00087"></a>00087 <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Item.html#addf2e1287b863370c9376d3c4be195e0" title="Returns whether or not the point x, y (world units) is within the item.">point_is_within</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y) <span class="keyword">const</span>; <a name="l00088"></a>00088 <a name="l00089"></a><a class="code" href="classFlowCanvas_1_1Item.html#a3709fbc5c09c131283214abaae4827c2">00089</a> <span class="keyword">const</span> std::string& <a class="code" href="classFlowCanvas_1_1Item.html#a3709fbc5c09c131283214abaae4827c2">name</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Item.html#af5987a9ca3b4e49445d996d3db4ee645">_name</a>; } <a name="l00090"></a><a class="code" href="classFlowCanvas_1_1Item.html#afce4827e4b5f5c06c859e7cac3d40c87">00090</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#afce4827e4b5f5c06c859e7cac3d40c87">set_name</a>(<span class="keyword">const</span> std::string& n) { <a class="code" href="classFlowCanvas_1_1Item.html#af5987a9ca3b4e49445d996d3db4ee645">_name</a> = n; } <a name="l00091"></a>00091 <a name="l00092"></a><a class="code" href="classFlowCanvas_1_1Item.html#a73f1440f4d463ebf453bc220e2da68e5">00092</a> uint32_t <a class="code" href="classFlowCanvas_1_1Item.html#a73f1440f4d463ebf453bc220e2da68e5">base_color</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classFlowCanvas_1_1Item.html#acbdba3571c433c9615e81bcf0016b84c">_color</a>; } <a name="l00093"></a><a class="code" href="classFlowCanvas_1_1Item.html#a092568bafb214fa8bf84b32aa015fec1">00093</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#a092568bafb214fa8bf84b32aa015fec1">set_border_color</a>(uint32_t c) { <a class="code" href="classFlowCanvas_1_1Item.html#ac1fdd65b1283f71bffdf85669ce456e5">_border_color</a> = c; } <a name="l00094"></a><a class="code" href="classFlowCanvas_1_1Item.html#a311208abc34e5b85db61680c9911a52f">00094</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#a311208abc34e5b85db61680c9911a52f">set_base_color</a>(uint32_t c) { <a class="code" href="classFlowCanvas_1_1Item.html#acbdba3571c433c9615e81bcf0016b84c">_color</a> = c; } <a name="l00095"></a>00095 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#a89663300e53668da86b6684df0e0b521">set_default_base_color</a>() = 0; <a name="l00096"></a>00096 <a name="l00097"></a><a class="code" href="classFlowCanvas_1_1Item.html#a66b869e3772dd3a077e578f5751b099e">00097</a> sigc::signal<void> <a class="code" href="classFlowCanvas_1_1Item.html#a66b869e3772dd3a077e578f5751b099e">signal_pointer_entered</a>; <a name="l00098"></a><a class="code" href="classFlowCanvas_1_1Item.html#acc71ed7ec242c3e01877593884e653bb">00098</a> sigc::signal<void> <a class="code" href="classFlowCanvas_1_1Item.html#acc71ed7ec242c3e01877593884e653bb">signal_pointer_exited</a>; <a name="l00099"></a><a class="code" href="classFlowCanvas_1_1Item.html#aa934f2935ea819dde9bbac052492224d">00099</a> sigc::signal<void> <a class="code" href="classFlowCanvas_1_1Item.html#aa934f2935ea819dde9bbac052492224d">signal_selected</a>; <a name="l00100"></a><a class="code" href="classFlowCanvas_1_1Item.html#adf3e0325f9b8c92f8874270c92db958d">00100</a> sigc::signal<void> <a class="code" href="classFlowCanvas_1_1Item.html#adf3e0325f9b8c92f8874270c92db958d">signal_unselected</a>; <a name="l00101"></a>00101 <a name="l00102"></a><a class="code" href="classFlowCanvas_1_1Item.html#ad50a7839136a98827acfbfd79c3d77e3">00102</a> sigc::signal<void, GdkEventButton*> <a class="code" href="classFlowCanvas_1_1Item.html#ad50a7839136a98827acfbfd79c3d77e3">signal_clicked</a>; <a name="l00103"></a><a class="code" href="classFlowCanvas_1_1Item.html#aab47f7089f40118f15660f2696c111e6">00103</a> sigc::signal<void, GdkEventButton*> <a class="code" href="classFlowCanvas_1_1Item.html#aab47f7089f40118f15660f2696c111e6">signal_double_clicked</a>; <a name="l00104"></a>00104 <a name="l00105"></a><a class="code" href="classFlowCanvas_1_1Item.html#a4f9a9938fa55be090c5715771a522199">00105</a> sigc::signal<void, double, double> <a class="code" href="classFlowCanvas_1_1Item.html#a4f9a9938fa55be090c5715771a522199">signal_dragged</a>; <a name="l00106"></a><a class="code" href="classFlowCanvas_1_1Item.html#a41c0fefefc2c1cb38be6513516785a4f">00106</a> sigc::signal<void, double, double> <a class="code" href="classFlowCanvas_1_1Item.html#a41c0fefefc2c1cb38be6513516785a4f">signal_dropped</a>; <a name="l00107"></a>00107 <a name="l00108"></a>00108 <span class="keyword">protected</span>: <a name="l00109"></a>00109 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#ab8ee1b43bea450852a5c646284f9b999">on_drag</a>(<span class="keywordtype">double</span> dx, <span class="keywordtype">double</span> dy); <a name="l00110"></a>00110 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#a012a778485f89b5d71b024971fd52095">on_drop</a>(); <a name="l00111"></a>00111 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#aa9ef28fbd0b02ef8814e54d5e1b28337">on_click</a>(GdkEventButton*); <a name="l00112"></a>00112 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#afe74a7fa43ea0515851a767b7d26c88c">on_double_click</a>(GdkEventButton*); <a name="l00113"></a>00113 <a name="l00114"></a>00114 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#aa6c8b020b3a6e3eb6d274ed025d006c1">set_height</a>(<span class="keywordtype">double</span> h) = 0; <a name="l00115"></a>00115 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classFlowCanvas_1_1Item.html#a931832348943d5804e31e5803a790934">set_width</a>(<span class="keywordtype">double</span> w) = 0; <a name="l00116"></a>00116 <a name="l00117"></a><a class="code" href="classFlowCanvas_1_1Item.html#a240aea5a9db162bcf400b73c92c37293">00117</a> <span class="keyword">const</span> boost::weak_ptr<Canvas> <a class="code" href="classFlowCanvas_1_1Item.html#a240aea5a9db162bcf400b73c92c37293">_canvas</a>; <a name="l00118"></a>00118 <a name="l00119"></a>00119 <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Item.html#a6d9db237f253fbfcf6b0647830f37147">on_event</a>(GdkEvent* event); <a name="l00120"></a>00120 <a name="l00121"></a><a class="code" href="classFlowCanvas_1_1Item.html#af5987a9ca3b4e49445d996d3db4ee645">00121</a> std::string <a class="code" href="classFlowCanvas_1_1Item.html#af5987a9ca3b4e49445d996d3db4ee645">_name</a>; <a name="l00122"></a><a class="code" href="classFlowCanvas_1_1Item.html#a3da044dd2685b959243c0690ad06eafc">00122</a> <span class="keywordtype">double</span> <a class="code" href="classFlowCanvas_1_1Item.html#a3da044dd2685b959243c0690ad06eafc">_minimum_width</a>; <a name="l00123"></a><a class="code" href="classFlowCanvas_1_1Item.html#a447e61f43ee6477b9196e6b3ff333d9f">00123</a> <span class="keywordtype">double</span> <a class="code" href="classFlowCanvas_1_1Item.html#a447e61f43ee6477b9196e6b3ff333d9f">_width</a>; <a name="l00124"></a><a class="code" href="classFlowCanvas_1_1Item.html#a2f3d6ff2c68e3db7aefd04de754b5afd">00124</a> <span class="keywordtype">double</span> <a class="code" href="classFlowCanvas_1_1Item.html#a2f3d6ff2c68e3db7aefd04de754b5afd">_height</a>; <a name="l00125"></a><a class="code" href="classFlowCanvas_1_1Item.html#ac1fdd65b1283f71bffdf85669ce456e5">00125</a> uint32_t <a class="code" href="classFlowCanvas_1_1Item.html#ac1fdd65b1283f71bffdf85669ce456e5">_border_color</a>; <a name="l00126"></a><a class="code" href="classFlowCanvas_1_1Item.html#acbdba3571c433c9615e81bcf0016b84c">00126</a> uint32_t <a class="code" href="classFlowCanvas_1_1Item.html#acbdba3571c433c9615e81bcf0016b84c">_color</a>; <a name="l00127"></a><a class="code" href="classFlowCanvas_1_1Item.html#acd505bc0a38e4b1b0fefd90e9eb4255b">00127</a> <span class="keywordtype">bool</span> <a class="code" href="classFlowCanvas_1_1Item.html#acd505bc0a38e4b1b0fefd90e9eb4255b">_selected</a>; <a name="l00128"></a><a class="code" href="classFlowCanvas_1_1Item.html#a60e481bd7b543b605029154676a6c9b0">00128</a> Gtk::Menu* <a class="code" href="classFlowCanvas_1_1Item.html#a60e481bd7b543b605029154676a6c9b0">_menu</a>; <a name="l00129"></a>00129 }; <a name="l00130"></a>00130 <a name="l00131"></a>00131 <a name="l00132"></a><a class="code" href="namespaceFlowCanvas.html#ab4c39f25b89c40708f2478a262fa4726">00132</a> <span class="keyword">typedef</span> std::list<boost::shared_ptr<Item> > ItemList; <a name="l00133"></a>00133 <a name="l00134"></a>00134 <a name="l00137"></a>00137 <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a name="l00138"></a><a class="code" href="classFlowCanvas_1_1Item.html#addf2e1287b863370c9376d3c4be195e0">00138</a> <a class="code" href="classFlowCanvas_1_1Item.html#addf2e1287b863370c9376d3c4be195e0" title="Returns whether or not the point x, y (world units) is within the item.">Item::point_is_within</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y)<span class="keyword"> const</span> <a name="l00139"></a>00139 <span class="keyword"></span>{ <a name="l00140"></a>00140 <span class="keywordflow">return</span> (x > property_x() && x < property_x() + <a class="code" href="classFlowCanvas_1_1Item.html#a447e61f43ee6477b9196e6b3ff333d9f">_width</a> <a name="l00141"></a>00141 && y > property_y() && y < property_y() + <a class="code" href="classFlowCanvas_1_1Item.html#a2f3d6ff2c68e3db7aefd04de754b5afd">_height</a>); <a name="l00142"></a>00142 } <a name="l00143"></a>00143 <a name="l00144"></a>00144 <a name="l00145"></a>00145 <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a name="l00146"></a><a class="code" href="classFlowCanvas_1_1Item.html#a53d1193fe73b70516754a4470be90957">00146</a> <a class="code" href="classFlowCanvas_1_1Item.html#a53d1193fe73b70516754a4470be90957">Item::is_within</a>(<span class="keyword">const</span> Gnome::Canvas::Rect& rect)<span class="keyword"> const</span> <a name="l00147"></a>00147 <span class="keyword"></span>{ <a name="l00148"></a>00148 <span class="keyword">const</span> <span class="keywordtype">double</span> x1 = rect.property_x1(); <a name="l00149"></a>00149 <span class="keyword">const</span> <span class="keywordtype">double</span> y1 = rect.property_y1(); <a name="l00150"></a>00150 <span class="keyword">const</span> <span class="keywordtype">double</span> x2 = rect.property_x2(); <a name="l00151"></a>00151 <span class="keyword">const</span> <span class="keywordtype">double</span> y2 = rect.property_y2(); <a name="l00152"></a>00152 <a name="l00153"></a>00153 <span class="keywordflow">if</span> (x1 < x2 && y1 < y2) { <a name="l00154"></a>00154 <span class="keywordflow">return</span> (property_x() > x1 <a name="l00155"></a>00155 && property_y() > y1 <a name="l00156"></a>00156 && property_x() + <a class="code" href="classFlowCanvas_1_1Item.html#a3199a96abeb80aee342533b7d40d5d42">width</a>() < x2 <a name="l00157"></a>00157 && property_y() + <a class="code" href="classFlowCanvas_1_1Item.html#a4cdc65ab05d94b07c903ea9f5dfc6f26">height</a>() < y2); <a name="l00158"></a>00158 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (x2 < x1 && y2 < y1) { <a name="l00159"></a>00159 <span class="keywordflow">return</span> (property_x() > x2 <a name="l00160"></a>00160 && property_y() > y2 <a name="l00161"></a>00161 && property_x() + <a class="code" href="classFlowCanvas_1_1Item.html#a3199a96abeb80aee342533b7d40d5d42">width</a>() < x1 <a name="l00162"></a>00162 && property_y() + <a class="code" href="classFlowCanvas_1_1Item.html#a4cdc65ab05d94b07c903ea9f5dfc6f26">height</a>() < y1); <a name="l00163"></a>00163 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (x1 < x2 && y2 < y1) { <a name="l00164"></a>00164 <span class="keywordflow">return</span> (property_x() > x1 <a name="l00165"></a>00165 && property_y() > y2 <a name="l00166"></a>00166 && property_x() + <a class="code" href="classFlowCanvas_1_1Item.html#a3199a96abeb80aee342533b7d40d5d42">width</a>() < x2 <a name="l00167"></a>00167 && property_y() + <a class="code" href="classFlowCanvas_1_1Item.html#a4cdc65ab05d94b07c903ea9f5dfc6f26">height</a>() < y1); <a name="l00168"></a>00168 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (x2 < x1 && y1 < y2) { <a name="l00169"></a>00169 <span class="keywordflow">return</span> (property_x() > x2 <a name="l00170"></a>00170 && property_y() > y1 <a name="l00171"></a>00171 && property_x() + <a class="code" href="classFlowCanvas_1_1Item.html#a3199a96abeb80aee342533b7d40d5d42">width</a>() < x1 <a name="l00172"></a>00172 && property_y() + <a class="code" href="classFlowCanvas_1_1Item.html#a4cdc65ab05d94b07c903ea9f5dfc6f26">height</a>() < y2); <a name="l00173"></a>00173 } <span class="keywordflow">else</span> { <a name="l00174"></a>00174 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00175"></a>00175 } <a name="l00176"></a>00176 } <a name="l00177"></a>00177 <a name="l00178"></a>00178 } <span class="comment">// namespace FlowCanvas</span> <a name="l00179"></a>00179 <a name="l00180"></a>00180 <span class="preprocessor">#endif // FLOWCANVAS_ITEM_HPP</span> <a name="l00181"></a>00181 <span class="preprocessor"></span> </pre></div></div> </div> <hr class="footer"/><address class="footer"><small>Generated on Thu Sep 30 2010 for FlowCanvas by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.1 </small></address> </body> </html>