nbtab.h
author hegyi
Thu, 01 Mar 2007 16:28:13 +0000
changeset 198 d6cc0579b94b
parent 196 c220f9de6545
child 201 879e47e5b731
permissions -rw-r--r--
Shape feature of EPS can be used.
     1 /* -*- C++ -*-
     2  *
     3  * This file is a part of LEMON, a generic C++ optimization library
     4  *
     5  * Copyright (C) 2003-2006
     6  * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
     7  * (Egervary Research Group on Combinatorial Optimization, EGRES).
     8  *
     9  * Permission to use, modify and distribute this software is granted
    10  * provided that this copyright notice appears in all copies. For
    11  * precise terms see the accompanying LICENSE file.
    12  *
    13  * This software is provided "AS IS" with no warranty of any kind,
    14  * express or implied, and with no claim as to its suitability for any
    15  * purpose.
    16  *
    17  */
    18 
    19 #ifndef NBTAB_H
    20 #define NBTAB_H
    21 
    22 class MapStorage;
    23 class EpsWin;
    24 class MapWin;
    25 class DesignWin;
    26 class GraphDisplayerCanvas;
    27 
    28 #include <libgnomecanvasmm.h>
    29 #include <libgnomecanvasmm/polygon.h>
    30 
    31 ///One tab in the Notebook that is placed in the main window (\ref MainWin).
    32 
    33 ///One graph and all of its accessories like maps are assigned to one tab in the notebook.
    34 ///\ref NoteBookTab is responsible for the user defined display of the graph: view can be
    35 ///set by visualized maps, therefore \ref NoteBookTab must provide an interface to set the
    36 ///view of graph. This is \ref Mapwin window.
    37 ///
    38 ///\ref NoteBookTab is also
    39 ///responsible for modify the graph if it is
    40 ///requested. Therefore it is responsible for translating user events to modifications to
    41 ///do on graph, like node/edge addition/deletion, map modification, addition and so on.
    42 ///
    43 ///To be able to solve these tasks the help of \ref MainWin is also needed, for example to
    44 ///know which editor-tool is active at the moment. Therefore \ref MainWin knows \ref NoteBookTab.
    45 ///
    46 ///Some information in the other direction is needed as well: for example when new map creation is requested for this tab
    47 ///\ref NoteBookTab must ask \ref MainWin to pop-up a \ref NewMapWin. Communication in this direction is realized by signals
    48 ///therefore \ref NoteBookTab does not know \ref MainWin at all, but in this way it is not necessary.
    49 class NoteBookTab : public Gtk::VBox
    50 {
    51 public:
    52   
    53   ///Constructor of \ref NoteBookTab
    54 
    55   ///It initiates the \re GraphDisplayerCanvas, on which the graph will be drawn
    56   ///Signals of \ref MapStorage will be bound to the appropriate callback functions here.
    57   NoteBookTab();
    58   
    59   ///Maps assigned to the graph displayed in this \ref NoteBookTab of notebook.
    60   MapStorage * mapstorage;
    61     
    62   ///Title changement indicator.
    63 
    64   ///If graph is loaded from disk or saved to disk or changed its name somehow
    65   ///this signal will be emit to let
    66   ///\ref MainWin know that it has to modify the title of the main window.
    67   ///It contains the new title.
    68   sigc::signal<void, std::string> signal_title;
    69 
    70   ///Returns \ref signal_title to be the caller able to connect it to a callback function.
    71   sigc::signal<void, std::string> signal_title_ch();
    72 
    73   ///Indicates that new map window should be popped up.
    74 
    75   ///\ref NoteBookTab can ask \ref MainWin to pop up a \ref NweMapWin ny emitting this signal.
    76   ///The signal contains whether an edgemap or a nodemap should be popped up. \ref NewMapWin
    77   ///is not popped up by \ref NoteBookTab, because not only \ref NoteBookTab needs \ref NewMapWin,
    78   ///but for example \ref MainWin and \ref AlgoWin s as well.
    79   sigc::signal<void, NoteBookTab *, bool> signal_newmap;
    80 
    81   ///Returns \ref signal_newmap to be the caller able to connect it to a callback function.
    82   sigc::signal<void, NoteBookTab *, bool> signal_newmap_needed();
    83 
    84   ///Loads the given file.
    85 
    86   ///The given file will be load in the \ref MapStorage and afeter that
    87   ///\ref GraphDisplayerCanvas will be requested to display the graph.
    88   ///\ref GraphDisplayer will get datas from the recently set \ref MapStorage.
    89   void readFile(const std::string &);
    90     
    91   ///The graph will be drawn on this \ref GraphDisplayerCanvas
    92   GraphDisplayerCanvas * gd_canvas;
    93 
    94   ///Indicates whether the \ref MapWin is opened or not. See \ref mapwin.
    95   bool mapwinexists;
    96 
    97   ///Indicates whether the \ref DesignWin is opened or not. See \ref designwin.
    98   bool designwinexists;
    99 
   100   ///Indicates whether the \ref EpsWin is opened or not. See \ref epswin.
   101   bool epswinexists;
   102 
   103   ///Address of the only \ref MapWin that the \ref NoteBookTab can open.
   104 
   105   ///Only one of this window can be opened at the same time (\ref mapwinexists), 
   106   ///because there is no need for more, one per tab is enough.
   107   ///There won1t be benefit of more than one, but it would be
   108   ///more complicated to synchronize them.
   109   MapWin * mapwin;
   110     
   111   ///Address of the only \ref DesignWin that the \ref NoteBookTab can open.
   112 
   113   ///Only one of this window can be opened at the same time (\ref designwinexists), 
   114   ///because there is no need for more, one per tab is enough.
   115   ///There won't be benefit of more than one, but it would be
   116   ///more complicated to synchronize them.
   117   DesignWin * designwin;
   118 
   119   ///Address of the only \ref EpsWin that the \ref NoteBookTab can open.
   120 
   121   ///Only one of this window can be opened at the same time (\ref epswinexists), 
   122   ///because there is no need for more, one per tab is enough.
   123   ///There won't be benefit of more than one.
   124   EpsWin * epswin;
   125 
   126 public:
   127   ///Callback for 'FileNew' action.
   128   virtual void newFile();
   129   ///Callback for 'FileOpen' action.
   130   virtual void openFile();
   131   ///Callback for 'FileSave' action.
   132   virtual void saveFile();
   133   ///Callback for 'FileSaveAs' action.
   134   virtual void saveFileAs();
   135   ///Callback for 'Close' action.
   136   virtual void close();
   137 
   138   ///Handles changement of view of graph.
   139 
   140   ///If the user changes the map to show by a property to a nother in \ref MapWin,
   141   ///\ref MapWin will call this function. This function will registrate in \ref MapStorage
   142   ///the new map to display by the changed property. After that \ref MapStorage will
   143   ///emits a signal that will be forwarded to \ref GraphDisplayerCanvas to update the
   144   ///appropriate parts of graph.
   145   ///\param itiesedge whether the changed property is edge property or node property
   146   ///\param prop id of property, see all_include.h
   147   ///\param mapname name of the recently selected map
   148   void propertyChange(bool itisedge, int prop, std::string mapname);
   149 
   150   ///Emits a signal that request \ref MainWin to pop up \ref NewMapWin
   151 
   152   ///This function is called by \ref MapWin.
   153   ///\param itisedge whether the new map should be an edgemap or a nodemap.
   154   void popupNewMapWin(bool itisedge);
   155 
   156   ///Returns the actually selected edgemap to visualize by the given property.
   157 
   158   ///\ref MapWin calls this function, beacuse it does not know \ref MapStorage.
   159   ///\param prop property to inquire.
   160   std::string getActiveEdgeMap(int prop);
   161 
   162   ///Returns the actually selected nodemap to visualize by the given property.
   163 
   164   ///\ref MapWin calls this function, beacuse it does not know \ref MapStorage.
   165   ///\param prop property to inquire.
   166   std::string getActiveNodeMap(int prop);
   167 
   168   ///Registers recently created edgemap in \ref MapWin.
   169 
   170   ///After creation of new map \ref MapStorage emits a signal.
   171   ///This signal is bound to this callback function, that will call
   172   ///a function with the same name and same parameterin \ref MapWin.
   173   ///This call-forwarder function is needed, because \ref Mapstorage does not know \ref MapWin
   174   ///\param mapname name of new map
   175   void registerNewEdgeMap(std::string mapname);
   176 
   177   ///Registers recently created nodemap in \ref MapWin.
   178 
   179   ///After creation of new map \ref MapStorage emits a signal.
   180   ///This signal is bound to this callback function, that will call
   181   ///a function with the same name and same parameter in \ref MapWin.
   182   ///This call-forwarder function is needed, because \ref Mapstorage does not know \ref MapWin
   183   ///\param mapname name of new map
   184   void registerNewNodeMap(std::string mapname);
   185 
   186   ///Pops up and registrates the \ref MapWin of \ref NoteBookTab.
   187   
   188   ///See also
   189   ///\ref mapwin.
   190   void createMapWin(std::string);
   191 
   192   ///Pops up and registrates the \ref DesignWin of \ref NoteBookTab.
   193   
   194   ///See also
   195   ///\ref mapwin.
   196   void createDesignWin(std::string);
   197 
   198   ///Pops up a window, that can dump graph to EPS
   199 
   200   ///Different parameters can be set here.
   201   void createExportToEPSWin(std::string);
   202 
   203   ///Closes and deregistrates the \ref MapWin of \ref NoteBookTab.
   204   
   205   ///See also
   206   ///\ref mapwin.
   207   void closeMapWin();
   208 
   209   ///Closes and deregistrates the \ref DesignWin of \ref NoteBookTab.
   210   
   211   ///See also
   212   ///\ref designwin.
   213   bool closeDesignWin(GdkEventAny *);
   214 
   215   ///Closes and deregistrates the \ref EpsWin of \ref NoteBookTab.
   216   
   217   ///See also
   218   ///\ref epswin.
   219   void closeEpsWin();
   220 
   221   ///Sets node representation settings
   222   void setView(bool, bool, double, double);
   223 
   224   ///Gets node representation settings
   225   void getView(bool &, bool &, double&, double&);
   226 
   227   ///Let the graph redesign, based on gravity and edge elasticity.
   228   void reDesignGraph();
   229 
   230   ///Lets Mapstorage export the graph to EPS
   231   void exportGraphToEPS(std::vector<bool>, std::string, std::string);
   232 
   233   ///\ref MapWin calls this function when it updates the maplist in comboboxes.
   234   void active_maps_needed();
   235 
   236 private:
   237   ///Called when title of tab has changed
   238   void title_changed(std::string);
   239 
   240   ///Signal connection from \ref MapStorage to \ref MapWin
   241 
   242   ///If \ref MapWin is closed this connection has to be disconnected,
   243   ///therefore we have to store it.
   244   sigc::connection mapst2mapwin;
   245 
   246   ///Signal connection from \ref MapStorage to \ref DesignWin
   247 
   248   ///If \ref DesignWin is closed this connection has to be disconnected,
   249   ///therefore we have to store it.
   250   sigc::connection mapst2designwin;
   251 };
   252 
   253 #endif //NBTAB_H