source/designer/manipulator.cpp

   1 #include <algorithm>
   2 #include <cmath>
   3 #include <msp/strings/format.h>
   4 #include "libr2c2/tracktype.h"
   5 #include "designer.h"
   6 #include "manipulator.h"
   7 #include "selection.h"
   8
   9 using namespace std;
  10 using namespace R2C2;
  11 using namespace Msp;
  12
  13 Manipulator::Manipulator(Designer &d, Input::Keyboard &k, Input::Mouse &m, const set<Object *> &objs):
  14         Tool(d, k, m)
  15 {
  16         set<Object *> pending = objs;
  17         while(!pending.empty())
  18         {
  19                 for(set<Object *>::iterator i=pending.begin(); i!=pending.end(); )
  20                 {
  21                         if((*i)->get_parent() && pending.count((*i)->get_parent()))
  22                                 ++i;
  23                         else
  24                         {
  25                                 objects.push_back(*i);
  26                                 pending.erase(i++);
  27                         }
  28                 }
  29         }
  30
  31         Geometry::BoundingBox<float, 3> bbox;
  32         for(vector<MObject>::iterator i=objects.begin(); i!=objects.end(); ++i)
  33                 bbox = bbox|i->object->get_bounding_box();
  34
  35         const Vector &minp = bbox.get_minimum_point();
  36         const Vector &maxp = bbox.get_maximum_point();
  37
  38         center = (minp+maxp)/2.0f;
  39         center.z = minp.z;
  40         for(ObjectArray::iterator i=objects.begin(); i!=objects.end(); ++i)
  41         {
  42                 i->original_position = i->object->get_position()-center;
  43                 i->original_rotation = i->object->get_rotation();
  44         }
  45 }
  46
  47 Manipulator::~Manipulator()
  48 {
  49         if(!accepted)
  50         {
  51                 for(ObjectArray::iterator i=objects.begin(); i!=objects.end(); ++i)
  52                 {
  53                         i->object->set_position(center+i->original_position);
  54                         i->object->set_rotation(i->original_rotation);
  55                 }
  56         }
  57 }
  58
  59 void Manipulator::finish()
  60 {
  61         set<Object *> object_set;
  62         for(ObjectArray::iterator i=objects.begin(); i!=objects.end(); ++i)
  63                 object_set.insert(i->object);
  64         for(ObjectArray::iterator i=objects.begin(); i!=objects.end(); ++i)
  65         {
  66                 unsigned nls = i->object->get_n_link_slots();
  67                 for(unsigned j=0; j<nls; ++j)
  68                         if(Object *link = i->object->get_link(j))
  69                                 if(!object_set.count(link))
  70                                         i->object->break_link(j);
  71         }
  72
  73         const set<Track *> &ltracks = designer.get_layout().get_all<Track>();
  74         for(set<Track *>::const_iterator i=ltracks.begin(); i!=ltracks.end(); ++i)
  75         {
  76                 bool ok = true;
  77                 for(vector<MObject>::iterator j=objects.begin(); (j!=objects.end() && ok); ++j)
  78                         ok = (j->object!=*i);
  79                 if(!ok) continue;
  80
  81                 for(vector<MObject>::iterator j=objects.begin(); j!=objects.end(); ++j)
  82                         j->object->link_to(**i);
  83         }
  84 }
  85
  86
  87 Manipulator::MObject::MObject(Object *o):
  88         object(o),
  89         original_position(object->get_position()),
  90         original_rotation(object->get_rotation())
  91 { }