Line data    Source code

       1             : /******************************************************************************
       2             :  * $Id$
       3             :  *
       4             :  * Project:  KML Driver
       5             :  * Purpose:  Class for building up the node structure of the kml file.
       6             :  * Author:   Jens Oberender, j.obi@troja.net
       7             :  *
       8             :  ******************************************************************************
       9             :  * Copyright (c) 2007, Jens Oberender
      10             :  * Copyright (c) 2009-2012, Even Rouault <even dot rouault at spatialys.com>
      11             :  *
      12             :  * Permission is hereby granted, free of charge, to any person obtaining a
      13             :  * copy of this software and associated documentation files (the "Software"),
      14             :  * to deal in the Software without restriction, including without limitation
      15             :  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      16             :  * and/or sell copies of the Software, and to permit persons to whom the
      17             :  * Software is furnished to do so, subject to the following conditions:
      18             :  *
      19             :  * The above copyright notice and this permission notice shall be included
      20             :  * in all copies or substantial portions of the Software.
      21             :  *
      22             :  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
      23             :  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
      24             :  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
      25             :  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
      26             :  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
      27             :  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
      28             :  * DEALINGS IN THE SOFTWARE.
      29             :  ****************************************************************************/
      30             : #ifndef OGR_KMLNODE_H_INCLUDED
      31             : #define OGR_KMLNODE_H_INCLUDED
      32             : 
      33             : #ifdef HAVE_EXPAT
      34             : 
      35             : #include "kml.h"
      36             : #include "kmlutility.h"
      37             : // std
      38             : #include <iostream>
      39             : #include <string>
      40             : #include <vector>
      41             : 
      42             : std::string Nodetype2String(Nodetype const &type);
      43             : 
      44             : class KMLNode
      45             : {
      46             :     CPL_DISALLOW_COPY_ASSIGN(KMLNode)
      47             :   public:
      48             :     KMLNode();
      49             :     ~KMLNode();
      50             : 
      51             :     void print(unsigned int what = 3);
      52             :     int classify(KML *poKML, int nRecLevel = 0);
      53             :     void eliminateEmpty(KML *poKML);
      54             :     bool hasOnlyEmpty() const;
      55             : 
      56             :     void setType(Nodetype type);
      57             :     Nodetype getType() const;
      58             : 
      59             :     void setName(std::string const &name);
      60             :     const std::string &getName() const;
      61             : 
      62             :     void setLevel(std::size_t level);
      63             :     std::size_t getLevel() const;
      64             : 
      65             :     void addAttribute(Attribute *poAttr);
      66             : 
      67             :     void setParent(KMLNode *poNode);
      68             :     KMLNode *getParent() const;
      69             : 
      70             :     void addChildren(KMLNode *poNode);
      71             :     std::size_t countChildren() const;
      72             : 
      73             :     KMLNode *getChild(std::size_t index) const;
      74             : 
      75             :     void addContent(std::string const &text);
      76             :     void appendContent(std::string const &text);
      77             :     std::string getContent(std::size_t index) const;
      78             :     void deleteContent(std::size_t index);
      79             :     std::size_t numContent() const;
      80             : 
      81             :     void setLayerNumber(int nNum);
      82             :     int getLayerNumber() const;
      83             : 
      84             :     std::string getNameElement() const;
      85             :     std::string getDescriptionElement() const;
      86             : 
      87             :     std::size_t getNumFeatures();
      88             :     Feature *getFeature(std::size_t nNum, int &nLastAsked, int &nLastCount);
      89             : 
      90             :     OGRGeometry *getGeometry(Nodetype eType = Unknown);
      91             : 
      92          74 :     bool is25D() const
      93             :     {
      94          74 :         return b25D_;
      95             :     }
      96             : 
      97             :   private:
      98             :     typedef std::vector<KMLNode *> kml_nodes_t;
      99             :     kml_nodes_t *pvpoChildren_;
     100             : 
     101             :     typedef std::vector<std::string> kml_content_t;
     102             :     kml_content_t *pvsContent_;
     103             : 
     104             :     typedef std::vector<Attribute *> kml_attributes_t;
     105             :     kml_attributes_t *pvoAttributes_;
     106             : 
     107             :     KMLNode *poParent_;
     108             :     std::size_t nLevel_;
     109             :     std::string sName_;
     110             : 
     111             :     Nodetype eType_;
     112             :     bool b25D_;
     113             : 
     114             :     int nLayerNumber_;
     115             :     int nNumFeatures_;
     116             : 
     117             :     void unregisterLayerIfMatchingThisNode(KML *poKML);
     118             : };
     119             : 
     120             : #endif  // HAVE_EXPAT
     121             : 
     122             : #endif /* KMLNODE_H_INCLUDED */