Line data    Source code

       1             : 
       2             : /* Copyright (c) 2008-2013, Stefan Eilemann <eile@equalizergraphics.com>
       3             :  *
       4             :  * This library is free software; you can redistribute it and/or modify it under
       5             :  * the terms of the GNU Lesser General Public License version 2.1 as published
       6             :  * by the Free Software Foundation.
       7             :  *
       8             :  * This library is distributed in the hope that it will be useful, but WITHOUT
       9             :  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
      10             :  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
      11             :  * details.
      12             :  *
      13             :  * You should have received a copy of the GNU Lesser General Public License
      14             :  * along with this library; if not, write to the Free Software Foundation, Inc.,
      15             :  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
      16             :  */
      17             : 
      18             : #ifndef EQSERVER_CONFIGUPDATEDATAVISITOR_H
      19             : #define EQSERVER_CONFIGUPDATEDATAVISITOR_H
      20             : 
      21             : #include "configVisitor.h" // base class
      22             : 
      23             : namespace eq
      24             : {
      25             : namespace server
      26             : {
      27             : /** The config visitor updating config data after the compound update */
      28             : class ConfigUpdateDataVisitor : public ConfigVisitor
      29             : {
      30             : public:
      31             :     ConfigUpdateDataVisitor();
      32           2 :     virtual ~ConfigUpdateDataVisitor() {}
      33             :     VisitorResult visitPre(Node* node) override;
      34             :     VisitorResult visitPost(Node* node) override;
      35             :     VisitorResult visitPre(Pipe* pipe) override;
      36             :     VisitorResult visitPost(Pipe* pipe) override;
      37             :     VisitorResult visitPre(Window* window) override;
      38             :     VisitorResult visitPost(Window* window) override;
      39             :     VisitorResult visit(Channel* channel) override;
      40             : 
      41             :     // No need to traverse compounds
      42          14 :     VisitorResult visitPre(Compound*) override { return TRAVERSE_PRUNE; }
      43             : private:
      44             :     const Channel* _lastDrawChannel;
      45             :     const Window* _lastDrawWindow;
      46             :     const Pipe* _lastDrawPipe;
      47             : };
      48             : }
      49             : }
      50             : #endif // EQSERVER_CONSTCONFIGVISITOR_H