\doxysection{Directed\+Graph.\+h} \hypertarget{_directed_graph_8h_source}{}\label{_directed_graph_8h_source}\index{Include/Utility/DirectedGraph.h@{Include/Utility/DirectedGraph.h}} \begin{DoxyCode}{0} \DoxyCodeLine{00001\ \textcolor{comment}{//\ =====================================================================================================================}} \DoxyCodeLine{00002\ \textcolor{comment}{//\ Copyright\ 2024\ Medusa\ Slockbower}} \DoxyCodeLine{00003\ \textcolor{comment}{//\ Licensed\ under\ the\ Apache\ License,\ Version\ 2.0\ (the\ "{}License"{});}} \DoxyCodeLine{00004\ \textcolor{comment}{//\ you\ may\ not\ use\ this\ file\ except\ in\ compliance\ with\ the\ License.}} \DoxyCodeLine{00005\ \textcolor{comment}{//\ You\ may\ obtain\ a\ copy\ of\ the\ License\ at}} \DoxyCodeLine{00006\ \textcolor{comment}{//}} \DoxyCodeLine{00007\ \textcolor{comment}{//\ \ http://www.apache.org/licenses/LICENSE-\/2.0}} \DoxyCodeLine{00008\ \textcolor{comment}{//}} \DoxyCodeLine{00009\ \textcolor{comment}{//\ Unless\ required\ by\ applicable\ law\ or\ agreed\ to\ in\ writing,\ software}} \DoxyCodeLine{00010\ \textcolor{comment}{//\ distributed\ under\ the\ License\ is\ distributed\ on\ an\ "{}AS\ IS"{}\ BASIS,}} \DoxyCodeLine{00011\ \textcolor{comment}{//\ WITHOUT\ WARRANTIES\ OR\ CONDITIONS\ OF\ ANY\ KIND,\ either\ express\ or\ implied.}} \DoxyCodeLine{00012\ \textcolor{comment}{//\ See\ the\ License\ for\ the\ specific\ language\ governing\ permissions\ and}} \DoxyCodeLine{00013\ \textcolor{comment}{//\ limitations\ under\ the\ License.}} \DoxyCodeLine{00014\ \textcolor{comment}{//\ =====================================================================================================================}} \DoxyCodeLine{00015\ } \DoxyCodeLine{00016\ \textcolor{preprocessor}{\#ifndef\ DIRECTEDGRAPH\_H}} \DoxyCodeLine{00017\ \textcolor{preprocessor}{\#define\ DIRECTEDGRAPH\_H}} \DoxyCodeLine{00018\ } \DoxyCodeLine{00019\ \textcolor{preprocessor}{\#include\ }} \DoxyCodeLine{00020\ \textcolor{preprocessor}{\#include\ }} \DoxyCodeLine{00021\ } \DoxyCodeLine{00022\ \textcolor{keyword}{template}<\textcolor{keyword}{typename}\ T>} \DoxyCodeLine{00023\ \textcolor{keyword}{class\ }\mbox{\hyperlink{class_directed_graph}{DirectedGraph}}} \DoxyCodeLine{00024\ \{} \DoxyCodeLine{00025\ \textcolor{keyword}{public}:} \DoxyCodeLine{00026\ \ \ \ \ \textcolor{comment}{//\ Typedefs\ ========================================================================================================}} \DoxyCodeLine{00027\ } \DoxyCodeLine{00028\ \ \ \ \ \textcolor{keyword}{using\ }DataType\ =\ T;} \DoxyCodeLine{00029\ \ \ \ \ \textcolor{keyword}{using\ }Node\ =\ uint32\_t;} \DoxyCodeLine{00030\ \ \ \ \ \textcolor{keyword}{using\ }NodeQueue\ =\ std::deque;} \DoxyCodeLine{00031\ } \DoxyCodeLine{00032\ \textcolor{keyword}{private}:} \DoxyCodeLine{00033\ \ \ \ \ \textcolor{comment}{//\ Data\ Structures\ =================================================================================================}} \DoxyCodeLine{00034\ } \DoxyCodeLine{00035\ \ \ \ \ \textcolor{keyword}{struct\ }Director} \DoxyCodeLine{00036\ \ \ \ \ \{} \DoxyCodeLine{00037\ \ \ \ \ \ \ \ \ \textcolor{keyword}{enum}\ Flags} \DoxyCodeLine{00038\ \ \ \ \ \ \ \ \ \{} \DoxyCodeLine{00039\ \ \ \ \ \ \ \ \ \ \ \ \ VALID\ =\ 0b00000000000000000000000000000001} \DoxyCodeLine{00040\ \ \ \ \ \ \ \ \ \};} \DoxyCodeLine{00041\ } \DoxyCodeLine{00042\ \ \ \ \ \ \ \ \ Node\ Parent,\ Child,\ Sibling;} \DoxyCodeLine{00043\ \ \ \ \ \ \ \ \ uint32\_t\ Flags;} \DoxyCodeLine{00044\ } \DoxyCodeLine{00045\ \ \ \ \ \ \ \ \ Director()\ :\ Parent(0),\ Child(0),\ Sibling(0),\ Flags(VALID)\ \{\ \}} \DoxyCodeLine{00046\ \ \ \ \ \};} \DoxyCodeLine{00047\ } \DoxyCodeLine{00048\ \ \ \ \ \textcolor{keyword}{using\ }Hierarchy\ =\ std::vector;} \DoxyCodeLine{00049\ \ \ \ \ \textcolor{keyword}{using\ }Storage\ =\ std::vector;} \DoxyCodeLine{00050\ } \DoxyCodeLine{00051\ \textcolor{keyword}{public}:} \DoxyCodeLine{00052\ \ \ \ \ \textcolor{comment}{//\ Functions\ =======================================================================================================}} \DoxyCodeLine{00053\ } \DoxyCodeLine{00054\ \ \ \ \ \mbox{\hyperlink{class_directed_graph}{DirectedGraph}}()\ :\ Graph\{\ Director()\ \},\ Data\{\ DataType()\ \},\ Freed\{\ \}\ \{\ \}} \DoxyCodeLine{00055\ } \DoxyCodeLine{00056\ \ \ \ \ [[nodiscard]]\ Node\ Parent(Node\ node)\textcolor{keyword}{\ const\ }\{\ \textcolor{keywordflow}{return}\ Graph[node].Parent;\ \}} \DoxyCodeLine{00057\ \ \ \ \ [[nodiscard]]\ Node\ FirstChild(Node\ node)\textcolor{keyword}{\ const\ }\{\ \textcolor{keywordflow}{return}\ Graph[node].Child;\ \}} \DoxyCodeLine{00058\ \ \ \ \ [[nodiscard]]\ Node\ NextSibling(Node\ node)\textcolor{keyword}{\ const\ }\{\ \textcolor{keywordflow}{return}\ Graph[node].Sibling;\ \}} \DoxyCodeLine{00059\ } \DoxyCodeLine{00060\ \ \ \ \ [[nodiscard]]\ Node\ LeftMost(Node\ node)\textcolor{keyword}{\ const}} \DoxyCodeLine{00061\ \textcolor{keyword}{\ \ \ \ }\{} \DoxyCodeLine{00062\ \ \ \ \ \ \ \ \ Node\ current\ =\ node;} \DoxyCodeLine{00063\ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{while}(node\ =\ FirstChild(current))\ current\ =\ node;} \DoxyCodeLine{00064\ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{return}\ current;} \DoxyCodeLine{00065\ \ \ \ \ \}} \DoxyCodeLine{00066\ } \DoxyCodeLine{00067\ \ \ \ \ [[nodiscard]]\ uint32\_t\ Depth(Node\ node)\textcolor{keyword}{\ const}} \DoxyCodeLine{00068\ \textcolor{keyword}{\ \ \ \ }\{} \DoxyCodeLine{00069\ \ \ \ \ \ \ \ \ uint32\_t\ depth\ =\ 0;} \DoxyCodeLine{00070\ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{while}\ (node)} \DoxyCodeLine{00071\ \ \ \ \ \ \ \ \ \{} \DoxyCodeLine{00072\ \ \ \ \ \ \ \ \ \ \ \ \ node\ =\ Parent(node);} \DoxyCodeLine{00073\ \ \ \ \ \ \ \ \ \ \ \ \ ++depth;} \DoxyCodeLine{00074\ \ \ \ \ \ \ \ \ \}} \DoxyCodeLine{00075\ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{return}\ depth;} \DoxyCodeLine{00076\ \ \ \ \ \}} \DoxyCodeLine{00077\ } \DoxyCodeLine{00078\ \ \ \ \ Node\ Insert(\textcolor{keyword}{const}\ DataType\&\ data,\ Node\ parent)} \DoxyCodeLine{00079\ \ \ \ \ \{} \DoxyCodeLine{00080\ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(Freed.empty())} \DoxyCodeLine{00081\ \ \ \ \ \ \ \ \ \{} \DoxyCodeLine{00082\ \ \ \ \ \ \ \ \ \ \ \ \ Freed.push\_back(\textcolor{keyword}{static\_cast<}Node\textcolor{keyword}{>}(Graph.size()));} \DoxyCodeLine{00083\ \ \ \ \ \ \ \ \ \ \ \ \ Graph.push\_back(Director());\ Data.push\_back(DataType());} \DoxyCodeLine{00084\ \ \ \ \ \ \ \ \ \}} \DoxyCodeLine{00085\ } \DoxyCodeLine{00086\ \ \ \ \ \ \ \ \ Node\ next\ =\ Freed.front();\ Freed.pop\_front();} \DoxyCodeLine{00087\ \ \ \ \ \ \ \ \ Director\&\ pnode\ =\ Graph[parent];} \DoxyCodeLine{00088\ \ \ \ \ \ \ \ \ Director\&\ node\ =\ Graph[next];} \DoxyCodeLine{00089\ } \DoxyCodeLine{00090\ \ \ \ \ \ \ \ \ \textcolor{comment}{//\ Setup\ Node}} \DoxyCodeLine{00091\ \ \ \ \ \ \ \ \ node.Parent\ =\ parent;} \DoxyCodeLine{00092\ \ \ \ \ \ \ \ \ node.Sibling\ =\ pnode.Child;} \DoxyCodeLine{00093\ \ \ \ \ \ \ \ \ node.Child\ =\ 0;} \DoxyCodeLine{00094\ \ \ \ \ \ \ \ \ node.Flags\ =\ Director::VALID;} \DoxyCodeLine{00095\ } \DoxyCodeLine{00096\ \ \ \ \ \ \ \ \ \textcolor{comment}{//\ Set\ parent's\ child}} \DoxyCodeLine{00097\ \ \ \ \ \ \ \ \ pnode.Child\ =\ next;} \DoxyCodeLine{00098\ } \DoxyCodeLine{00099\ \ \ \ \ \ \ \ \ Data[next]\ =\ data;} \DoxyCodeLine{00100\ } \DoxyCodeLine{00101\ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{return}\ next;} \DoxyCodeLine{00102\ \ \ \ \ \}} \DoxyCodeLine{00103\ } \DoxyCodeLine{00104\ \ \ \ \ \textcolor{keywordtype}{void}\ Erase(Node\ node)} \DoxyCodeLine{00105\ \ \ \ \ \{} \DoxyCodeLine{00106\ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(node\ ==\ 0)\ \textcolor{keywordflow}{return};} \DoxyCodeLine{00107\ } \DoxyCodeLine{00108\ \ \ \ \ \ \ \ \ Director\&\ erased\ =\ Graph[node];} \DoxyCodeLine{00109\ \ \ \ \ \ \ \ \ erased.Flags\ \&=\ \string~Director::VALID;} \DoxyCodeLine{00110\ \ \ \ \ \ \ \ \ Freed.push\_back(node);} \DoxyCodeLine{00111\ } \DoxyCodeLine{00112\ \ \ \ \ \ \ \ \ Graph[erased.Parent].Child\ =\ erased.Sibling;} \DoxyCodeLine{00113\ } \DoxyCodeLine{00114\ \ \ \ \ \ \ \ \ NodeQueue\ stack\{\ erased.Child\ \};} \DoxyCodeLine{00115\ } \DoxyCodeLine{00116\ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{while}(stack.empty()\ ==\ \textcolor{keyword}{false})} \DoxyCodeLine{00117\ \ \ \ \ \ \ \ \ \{} \DoxyCodeLine{00118\ \ \ \ \ \ \ \ \ \ \ \ \ Node\ next\ =\ stack.front();\ stack.pop\_front();} \DoxyCodeLine{00119\ \ \ \ \ \ \ \ \ \ \ \ \ Director\&\ child\ =\ Graph[next];} \DoxyCodeLine{00120\ \ \ \ \ \ \ \ \ \ \ \ \ child.Flags\ \&=\ \string~Director::VALID;} \DoxyCodeLine{00121\ \ \ \ \ \ \ \ \ \ \ \ \ Freed.push\_back(next);} \DoxyCodeLine{00122\ } \DoxyCodeLine{00123\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(child.Sibling)\ stack.push\_front(child.Sibling);} \DoxyCodeLine{00124\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(child.Child)\ stack.push\_front(child.Child);} \DoxyCodeLine{00125\ \ \ \ \ \ \ \ \ \}} \DoxyCodeLine{00126\ \ \ \ \ \}} \DoxyCodeLine{00127\ } \DoxyCodeLine{00128\ \ \ \ \ DataType\&\ operator[](Node\ node)\ \{\ \textcolor{keywordflow}{return}\ Data[node];\ \}} \DoxyCodeLine{00129\ \ \ \ \ [[nodiscard]]\ \textcolor{keyword}{const}\ DataType\&\ operator[](Node\ node)\textcolor{keyword}{\ const\ }\{\ \textcolor{keywordflow}{return}\ Data[node];\ \}} \DoxyCodeLine{00130\ } \DoxyCodeLine{00131\ \ \ \ \ \textcolor{keyword}{template}<\textcolor{keyword}{typename}\ V,\ \textcolor{keyword}{typename}\ O>} \DoxyCodeLine{00132\ \ \ \ \ \textcolor{keywordtype}{void}\ Traverse(V\&\ visitor)} \DoxyCodeLine{00133\ \ \ \ \ \{} \DoxyCodeLine{00134\ \ \ \ \ \ \ \ \ \mbox{\hyperlink{class_directed_graph_1_1_traverser}{Traverser}}\ traverser(*\textcolor{keyword}{this},\ visitor);} \DoxyCodeLine{00135\ \ \ \ \ \ \ \ \ traverser();} \DoxyCodeLine{00136\ \ \ \ \ \}} \DoxyCodeLine{00137\ } \DoxyCodeLine{00138\ \textcolor{keyword}{private}:} \DoxyCodeLine{00139\ \ \ \ \ \textcolor{comment}{//\ Variables\ =======================================================================================================}} \DoxyCodeLine{00140\ } \DoxyCodeLine{00141\ \ \ \ \ Hierarchy\ Graph;} \DoxyCodeLine{00142\ \ \ \ \ Storage\ \ \ Data;} \DoxyCodeLine{00143\ \ \ \ \ NodeQueue\ Freed;} \DoxyCodeLine{00144\ } \DoxyCodeLine{00145\ \textcolor{keyword}{public}:} \DoxyCodeLine{00146\ \ \ \ \ \textcolor{comment}{//\ Navigation\ ======================================================================================================}} \DoxyCodeLine{00147\ } \DoxyCodeLine{00148\ \ \ \ \ \textcolor{keyword}{friend}\ \textcolor{keyword}{class\ }\mbox{\hyperlink{class_directed_graph_1_1_breadth_first}{BreadthFirst}};} \DoxyCodeLine{00149\ \ \ \ \ \textcolor{keyword}{class\ }\mbox{\hyperlink{class_directed_graph_1_1_breadth_first}{BreadthFirst}}} \DoxyCodeLine{00150\ \ \ \ \ \{} \DoxyCodeLine{00151\ \ \ \ \ \textcolor{keyword}{public}:} \DoxyCodeLine{00152\ \ \ \ \ \ \ \ \ \mbox{\hyperlink{class_directed_graph_1_1_breadth_first}{BreadthFirst}}(\mbox{\hyperlink{class_directed_graph}{DirectedGraph}}\&\ graph)\ :\ Graph(graph),\ VisitQueue(0)\ \{\ \}} \DoxyCodeLine{00153\ } \DoxyCodeLine{00154\ \ \ \ \ \ \ \ \ Node\ operator()(Node\ node)} \DoxyCodeLine{00155\ \ \ \ \ \ \ \ \ \{} \DoxyCodeLine{00156\ \ \ \ \ \ \ \ \ \ \ \ \ node\ =\ VisitQueue.back();\ VisitQueue.pop\_back();} \DoxyCodeLine{00157\ \ \ \ \ \ \ \ \ \ \ \ \ Director\&\ current\ =\ Graph.Graph[node];} \DoxyCodeLine{00158\ } \DoxyCodeLine{00159\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(current.Sibling)\ VisitQueue.push\_back(current.Sibling);} \DoxyCodeLine{00160\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(current.Child)\ VisitQueue.push\_front(current.Child);} \DoxyCodeLine{00161\ } \DoxyCodeLine{00162\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(VisitQueue.empty())\ \textcolor{keywordflow}{return}\ 0;} \DoxyCodeLine{00163\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{return}\ node;} \DoxyCodeLine{00164\ \ \ \ \ \ \ \ \ \}} \DoxyCodeLine{00165\ } \DoxyCodeLine{00166\ \ \ \ \ \textcolor{keyword}{private}:} \DoxyCodeLine{00167\ \ \ \ \ \ \ \ \ \mbox{\hyperlink{class_directed_graph}{DirectedGraph}}\&\ Graph;} \DoxyCodeLine{00168\ \ \ \ \ \ \ \ \ NodeQueue\ \ \ \ \ \ VisitQueue;} \DoxyCodeLine{00169\ \ \ \ \ \};} \DoxyCodeLine{00170\ } \DoxyCodeLine{00171\ \ \ \ \ \textcolor{keyword}{friend}\ \textcolor{keyword}{class\ }\mbox{\hyperlink{class_directed_graph_1_1_pre_order}{PreOrder}};} \DoxyCodeLine{00172\ \ \ \ \ \textcolor{keyword}{class\ }\mbox{\hyperlink{class_directed_graph_1_1_pre_order}{PreOrder}}} \DoxyCodeLine{00173\ \ \ \ \ \{} \DoxyCodeLine{00174\ \ \ \ \ \textcolor{keyword}{public}:} \DoxyCodeLine{00175\ \ \ \ \ \ \ \ \ \mbox{\hyperlink{class_directed_graph_1_1_pre_order}{PreOrder}}(\mbox{\hyperlink{class_directed_graph}{DirectedGraph}}\&\ graph)\ :\ Graph(graph)\ \{\ \}} \DoxyCodeLine{00176\ } \DoxyCodeLine{00177\ \ \ \ \ \ \ \ \ Node\ operator()(Node\ node)} \DoxyCodeLine{00178\ \ \ \ \ \ \ \ \ \{} \DoxyCodeLine{00179\ \ \ \ \ \ \ \ \ \ \ \ \ Director\&\ current\ =\ Graph.Graph[node];} \DoxyCodeLine{00180\ } \DoxyCodeLine{00181\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(current.Sibling)\ VisitQueue.push\_front(current.Sibling);} \DoxyCodeLine{00182\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(current.Child)\ VisitQueue.push\_front(current.Child);} \DoxyCodeLine{00183\ } \DoxyCodeLine{00184\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(VisitQueue.empty())\ \textcolor{keywordflow}{return}\ 0;} \DoxyCodeLine{00185\ \ \ \ \ \ \ \ \ \ \ \ \ Node\ next\ =\ VisitQueue.front();\ VisitQueue.pop\_front();} \DoxyCodeLine{00186\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{return}\ next;} \DoxyCodeLine{00187\ \ \ \ \ \ \ \ \ \}} \DoxyCodeLine{00188\ } \DoxyCodeLine{00189\ \ \ \ \ \textcolor{keyword}{private}:} \DoxyCodeLine{00190\ \ \ \ \ \ \ \ \ \mbox{\hyperlink{class_directed_graph}{DirectedGraph}}\&\ Graph;} \DoxyCodeLine{00191\ \ \ \ \ \ \ \ \ NodeQueue\ \ \ \ \ \ VisitQueue;} \DoxyCodeLine{00192\ \ \ \ \ \};} \DoxyCodeLine{00193\ } \DoxyCodeLine{00194\ \ \ \ \ \textcolor{keyword}{friend}\ \textcolor{keyword}{class\ }\mbox{\hyperlink{class_directed_graph_1_1_in_order}{InOrder}};} \DoxyCodeLine{00195\ \ \ \ \ \textcolor{keyword}{class\ }\mbox{\hyperlink{class_directed_graph_1_1_in_order}{InOrder}}} \DoxyCodeLine{00196\ \ \ \ \ \{} \DoxyCodeLine{00197\ \ \ \ \ \textcolor{keyword}{public}:} \DoxyCodeLine{00198\ \ \ \ \ \ \ \ \ \mbox{\hyperlink{class_directed_graph_1_1_in_order}{InOrder}}(\mbox{\hyperlink{class_directed_graph}{DirectedGraph}}\&\ graph)\ :\ Graph(graph)\ \{\ \}} \DoxyCodeLine{00199\ } \DoxyCodeLine{00200\ \ \ \ \ \ \ \ \ Node\ operator()(Node\ node)} \DoxyCodeLine{00201\ \ \ \ \ \ \ \ \ \{} \DoxyCodeLine{00202\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(node\ ==\ 0)\ VisitQueue.push\_back(Graph.LeftMost(node));} \DoxyCodeLine{00203\ } \DoxyCodeLine{00204\ \ \ \ \ \ \ \ \ \ \ \ \ node\ =\ VisitQueue.front();\ VisitQueue.pop\_front();} \DoxyCodeLine{00205\ \ \ \ \ \ \ \ \ \ \ \ \ Director\&\ current\ =\ Graph.Graph[node];} \DoxyCodeLine{00206\ } \DoxyCodeLine{00207\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(current.Sibling)} \DoxyCodeLine{00208\ \ \ \ \ \ \ \ \ \ \ \ \ \{} \DoxyCodeLine{00209\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(Graph.NextSibling(current.Sibling))\ VisitQueue.push\_back(current.Parent);} \DoxyCodeLine{00210\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ VisitQueue.push\_back(Graph.LeftMost(current.Sibling));} \DoxyCodeLine{00211\ \ \ \ \ \ \ \ \ \ \ \ \ \}} \DoxyCodeLine{00212\ } \DoxyCodeLine{00213\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{return}\ node;} \DoxyCodeLine{00214\ \ \ \ \ \ \ \ \ \}} \DoxyCodeLine{00215\ } \DoxyCodeLine{00216\ \ \ \ \ \textcolor{keyword}{private}:} \DoxyCodeLine{00217\ \ \ \ \ \ \ \ \ \mbox{\hyperlink{class_directed_graph}{DirectedGraph}}\&\ Graph;} \DoxyCodeLine{00218\ \ \ \ \ \ \ \ \ NodeQueue\ \ \ \ \ \ VisitQueue;} \DoxyCodeLine{00219\ \ \ \ \ \};} \DoxyCodeLine{00220\ } \DoxyCodeLine{00221\ \ \ \ \ \textcolor{keyword}{friend}\ \textcolor{keyword}{class\ }\mbox{\hyperlink{class_directed_graph_1_1_post_order}{PostOrder}};} \DoxyCodeLine{00222\ \ \ \ \ \textcolor{keyword}{class\ }\mbox{\hyperlink{class_directed_graph_1_1_post_order}{PostOrder}}} \DoxyCodeLine{00223\ \ \ \ \ \{} \DoxyCodeLine{00224\ \ \ \ \ \textcolor{keyword}{public}:} \DoxyCodeLine{00225\ \ \ \ \ \ \ \ \ \mbox{\hyperlink{class_directed_graph_1_1_post_order}{PostOrder}}(\mbox{\hyperlink{class_directed_graph}{DirectedGraph}}\&\ graph)\ :\ Graph(graph)\ \{\ \}} \DoxyCodeLine{00226\ } \DoxyCodeLine{00227\ \ \ \ \ \ \ \ \ Node\ operator()(Node\ node)} \DoxyCodeLine{00228\ \ \ \ \ \ \ \ \ \{} \DoxyCodeLine{00229\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(VisitQueue.empty())\ VisitQueue.push\_back(Graph.LeftMost(node));} \DoxyCodeLine{00230\ } \DoxyCodeLine{00231\ \ \ \ \ \ \ \ \ \ \ \ \ node\ =\ VisitQueue.front();\ VisitQueue.pop\_front();} \DoxyCodeLine{00232\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(node\ ==\ 0)\ \textcolor{keywordflow}{return}\ node;} \DoxyCodeLine{00233\ \ \ \ \ \ \ \ \ \ \ \ \ Director\&\ current\ =\ Graph.Graph[node];} \DoxyCodeLine{00234\ } \DoxyCodeLine{00235\ \ \ \ \ \ \ \ \ \ \ \ \ VisitQueue.push\_back(current.Sibling\ ?\ Graph.LeftMost(current.Sibling)\ :\ Graph.Parent(node));} \DoxyCodeLine{00236\ } \DoxyCodeLine{00237\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{return}\ node;} \DoxyCodeLine{00238\ \ \ \ \ \ \ \ \ \}} \DoxyCodeLine{00239\ } \DoxyCodeLine{00240\ \ \ \ \ \textcolor{keyword}{private}:} \DoxyCodeLine{00241\ \ \ \ \ \ \ \ \ \mbox{\hyperlink{class_directed_graph}{DirectedGraph}}\&\ Graph;} \DoxyCodeLine{00242\ \ \ \ \ \ \ \ \ NodeQueue\ \ \ \ \ \ VisitQueue;} \DoxyCodeLine{00243\ \ \ \ \ \};} \DoxyCodeLine{00244\ } \DoxyCodeLine{00245\ \ \ \ \ \textcolor{keyword}{template}<\textcolor{keyword}{typename}\ V,\ \textcolor{keyword}{typename}\ O>} \DoxyCodeLine{00246\ \ \ \ \ \textcolor{keyword}{class\ }\mbox{\hyperlink{class_directed_graph_1_1_traverser}{Traverser}}} \DoxyCodeLine{00247\ \ \ \ \ \{} \DoxyCodeLine{00248\ \ \ \ \ \textcolor{keyword}{public}:} \DoxyCodeLine{00249\ \ \ \ \ \ \ \ \ \textcolor{keyword}{using\ }VisitorType\ =\ V;} \DoxyCodeLine{00250\ \ \ \ \ \ \ \ \ \textcolor{keyword}{using\ }OrderType\ =\ O;} \DoxyCodeLine{00251\ } \DoxyCodeLine{00252\ \ \ \ \ \ \ \ \ \mbox{\hyperlink{class_directed_graph_1_1_traverser}{Traverser}}(\mbox{\hyperlink{class_directed_graph}{DirectedGraph}}\&\ graph,\ VisitorType\&\ visitor)\ :\ Graph(graph),\ Visitor(visitor),\ Order(graph)\ \{\ \}} \DoxyCodeLine{00253\ } \DoxyCodeLine{00254\ \ \ \ \ \ \ \ \ \textcolor{keywordtype}{void}\ operator()()} \DoxyCodeLine{00255\ \ \ \ \ \ \ \ \ \{} \DoxyCodeLine{00256\ \ \ \ \ \ \ \ \ \ \ \ \ Node\ node\ =\ 0;} \DoxyCodeLine{00257\ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{while}(node\ =\ Order(node))} \DoxyCodeLine{00258\ \ \ \ \ \ \ \ \ \ \ \ \ \{} \DoxyCodeLine{00259\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \textcolor{keywordflow}{if}(Visitor(Graph[node],\ node))\ \textcolor{keywordflow}{break};} \DoxyCodeLine{00260\ \ \ \ \ \ \ \ \ \ \ \ \ \}} \DoxyCodeLine{00261\ \ \ \ \ \ \ \ \ \}} \DoxyCodeLine{00262\ } \DoxyCodeLine{00263\ \ \ \ \ \textcolor{keyword}{private}:} \DoxyCodeLine{00264\ \ \ \ \ \ \ \ \ \mbox{\hyperlink{class_directed_graph}{DirectedGraph}}\&\ Graph;} \DoxyCodeLine{00265\ \ \ \ \ \ \ \ \ VisitorType\&\ \ \ Visitor;} \DoxyCodeLine{00266\ \ \ \ \ \ \ \ \ OrderType\ \ \ \ \ \ Order;} \DoxyCodeLine{00267\ \ \ \ \ \};} \DoxyCodeLine{00268\ \};} \DoxyCodeLine{00269\ } \DoxyCodeLine{00270\ \textcolor{preprocessor}{\#endif\ }\textcolor{comment}{//DIRECTEDGRAPH\_H}} \end{DoxyCode}