WallRemove.h

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#ifndef _WALL_REMOVE_H
#define _WALL_REMOVE_H

#include "Tool.h"

namespace APRoomEdit {

    class WallRemove : public Tool {
        public:
            WallRemove() {type = WALLREMOVE;}
            virtual ~WallRemove() {}

            virtual bool loadXMLParameters(XERCES_CPP_NAMESPACE_QUALIFIER DOMNode *pParametersNode) {
                if (findXMLNode(pParametersNode, "Name")) {
                    ReaderWriter::getStringValue(name, pParametersNode, "Name");
                } else {
                    name = "WallRemove";
                }
                return true;
            }


            virtual void init(osgUtil::LineSegmentIntersector::Intersection* intersection,
                WG_Wall* curWall,
                WG_Point* curPoint,
                PointType type,
                vrecko::EnvironmentObject* pEOOwner,
                std::vector<osg::ref_ptr<WG_Wall> >* walls,
                std::vector<osg::ref_ptr<WG_Point> >* points,
                osg::Geode* pOSGGeode,
                osg::Vec3Array* pOSGVertexArray) {

                    if (curWall == NULL)
                        return;

                    if (walls->size() == 1) {
                        logger.warningLog("Impossible to destroy last and the only one wall.");
                        return;
                    }

                    WG_Point* Q = curWall->getPoint(WG_Q_POINT);
                    WG_Point* R = curWall->getPoint(WG_R_POINT);

                    if (Q->getWalls()->size() == 1) {
                        points->erase(points->begin()+Q->getId());
                        if (Q->getId() < R->getId())
                            R->setId(R->getId()-1);
                    }
                    else {
                        Q->removeWall(curWall);
                    }

                    if (R->getWalls()->size() == 1) {
                        points->erase(points->begin()+R->getId());
                    }
                    else {
                        R->removeWall(curWall);
                    }

                    walls->erase(walls->begin()+curWall->getId());

                    unsigned int i;
                    for (i=0; i<points->size(); i++) {
                        points->at(i)->setId(i);
                    }
                    for (i=0; i<walls->size(); i++) {
                        walls->at(i)->setId(i);
                    }

                    setDirty(true);
            }
    };

}

#endif