PointAdd.h

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#ifndef _POINT_ADD_H
#define _POINT_ADD_H

#include "Tool.h"

namespace APRoomEdit {

    // tool that splits a wall into two walls
    class PointAdd : public Tool {
        public:
            PointAdd(void) {type=POINTADD;}
            virtual ~PointAdd(void) {}

            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) {
                    WG_Wall* newWall;
                    WG_Point* newPoint;

                    osg::Vec2 iPoint = osg::Vec2(intersection->getLocalIntersectPoint().x(), intersection->getLocalIntersectPoint().z());
                    osg::Vec2 iNormal = curWall->getVector(WG_Q_POINT);

                    osg::Vec2 curNormal(-curWall->getVector(WG_Q_POINT).y(),curWall->getVector(WG_Q_POINT).x());

                    osg::Vec2 crossPoint;
                    WG_Geometry::getCrossingPoint(crossPoint, curWall->getPoint(WG_Q_POINT)->getPosition(), curNormal, iPoint, iNormal, false);

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

                    osg::Vec2 qVec = Q->getPosition() - crossPoint;
                    osg::Vec2 rVec = R->getPosition() - crossPoint;

                    osg::Vec2 mpVector;

                    if ((qVec.length() < RE_MIN_LENGTH) || (rVec.length() < RE_MIN_LENGTH)) {
                        logger.warningLog("Cannot split selected wall. Too close to the edge.");
                    }
                    else {
                        newPoint = new WG_Point(crossPoint);
                        newPoint->setId(points->size());
                        points->push_back(newPoint);
                        curWall->setPoint(newPoint, WG_R_POINT);
                        newWall = new WG_Wall(newPoint, R);
                        newWall->setId(walls->size());
                        walls->push_back(newWall);
                    }
                }

                setDirty(true);
            }
    };

}

#endif