VsTrackballDragger::VsTrackballDragger(bool bAllowRotateX, bool bAllowRotateY, bool bAllowRotateZ)
{
if(bAllowRotateX)
{
_xDragger = new osgManipulator::RotateCylinderDragger();
addChild(_xDragger.get());
addDragger(_xDragger.get());
}
if(bAllowRotateY)
{
_yDragger = new osgManipulator::RotateCylinderDragger();
addChild(_yDragger.get());
addDragger(_yDragger.get());
}
if(bAllowRotateZ)
{
_zDragger = new osgManipulator::RotateCylinderDragger();
addChild(_zDragger.get());
addDragger(_zDragger.get());
}
setParentDragger(getParentDragger());
}
/**
* Regenerates the draggers list from the current selection; is called when selection is changed or modified
*/
void
VPDrag::updateDraggers ()
{
if (this->dragging)
return;
// delete old draggers
for (GList const* i = this->draggers; i != NULL; i = i->next) {
delete ((VPDragger *) i->data);
}
g_list_free (this->draggers);
this->draggers = NULL;
g_return_if_fail (this->selection != NULL);
for (GSList const* i = this->selection->itemList(); i != NULL; i = i->next) {
SPItem *item = SP_ITEM(i->data);
if (!SP_IS_BOX3D (item)) continue;
SPBox3D *box = SP_BOX3D (item);
VanishingPoint vp;
for (int i = 0; i < 3; ++i) {
vp.set(box3d_get_perspective(box), Proj::axes[i]);
addDragger (vp);
}
}
}
NewDragger::NewDragger()
{
_xDragger = new osgManipulator::Translate1DDragger(osg::Vec3(0.0,0.0,0.0),osg::Vec3(0.0,0.0,1.0));
addChild(_xDragger.get());
addDragger(_xDragger.get());
_yDragger = new osgManipulator::Translate1DDragger(osg::Vec3(0.0,0.0,0.0),osg::Vec3(0.0,0.0,1.0));
addChild(_yDragger.get());
addDragger(_yDragger.get());
_zDragger = new osgManipulator::Translate1DDragger(osg::Vec3(0.0,0.0,0.0),osg::Vec3(0.0,0.0,1.0));
addChild(_zDragger.get());
addDragger(_zDragger.get());
setParentDragger(getParentDragger());
}
