QVariant BaseObjectView::itemChange(GraphicsItemChange change, const QVariant &value)
{
if(change==ItemPositionHasChanged)
{
BaseGraphicObject *graph_obj=dynamic_cast<BaseGraphicObject *>(this->getSourceObject());
if(graph_obj && !graph_obj->isProtected())
{
graph_obj->setPosition(this->scenePos());
this->configurePositionInfo(this->pos());
}
}
else if(change==ItemSelectedHasChanged && obj_selection)
{
this->setSelectionOrder(value.toBool());
pos_info_pol->setVisible(value.toBool());
pos_info_txt->setVisible(value.toBool());
obj_selection->setVisible(value.toBool());
this->configurePositionInfo(this->pos());
emit s_objectSelected(dynamic_cast<BaseGraphicObject *>(this->getSourceObject()),
value.toBool());
}
return(value);
}
void ObjectSelectorWidget::setSelectedObject(BaseObject *object)
{
ObjectType obj_type;
QString obj_name;
if(object)
{
obj_type=object->getObjectType();
if(obj_type==OBJ_FUNCTION)
obj_name=dynamic_cast<Function *>(object)->getSignature();
else if(obj_type==OBJ_OPERATOR)
obj_name=dynamic_cast<Operator *>(object)->getSignature();
else if(PgModelerNS::isTableObject(obj_type))
{
BaseObject *tab_pai=dynamic_cast<TableObject *>(object)->getParentTable();
if(tab_pai)
obj_name+=tab_pai->getName(true) + ".";
obj_name+=object->getName();
}
else
obj_name=object->getName(true);
}
if(object && obj_type==sel_obj_type)
{
obj_name_txt->setPlainText(Utf8String::create(obj_name));
rem_object_tb->setEnabled(object);
this->selected_obj=object;
emit s_objectSelected();
}
else
clearSelector();
}
void ObjectSelectorWidget::setSelectedObject(BaseObject *object)
{
ObjectType obj_type;
if(object)
obj_type=object->getObjectType();
if(object && std::find(sel_obj_types.begin(), sel_obj_types.end(),obj_type)!=sel_obj_types.end())
{
rem_object_tb->setEnabled(object);
this->selected_obj=object;
obj_name_txt->setPlainText(/*Utf8String::create(*/selected_obj->getSignature());
emit s_objectSelected();
}
else
clearSelector();
}
QVariant RelationshipView::itemChange(GraphicsItemChange change, const QVariant &value)
{
if(change==ItemPositionChange)
{
this->setFlag(QGraphicsItem::ItemIsMovable, false);
}
else if(change==ItemSelectedHasChanged)
{
unsigned i, count;
QPen pen;
QColor color;
this->setSelectionOrder(value.toBool());
pos_info_pol->setVisible(value.toBool());
pos_info_txt->setVisible(value.toBool());
obj_selection->setVisible(value.toBool());
this->configurePositionInfo();
for(i=0; i < 3; i++)
{
if(labels[i])
labels[i]->itemChange(change, value);
}
//Show tha graphical points if 'value' is true
count=graph_points.size();
for(i=0; i < count; i++)
graph_points[i]->setVisible(value.toBool());
//Alter the relationship line color when it is selected
if(value.toBool())
{
QColor cor1=BaseObjectView::getBorderStyle(ParsersAttributes::OBJ_SELECTION).color(),
cor2=BaseObjectView::getBorderStyle(ParsersAttributes::RELATIONSHIP).color();
color.setRedF((cor1.redF() + cor2.greenF())/2.0f);
color.setGreenF((cor1.greenF() + cor2.greenF())/2.0f);
color.setBlueF((cor1.blueF() + cor2.blueF())/2.0f);
}
else
color=BaseObjectView::getBorderStyle(ParsersAttributes::RELATIONSHIP).color();
count=lines.size();
for(i=0; i < count; i++)
{
pen=lines[i]->pen();
pen.setColor(color);
lines[i]->setPen(pen);
}
//Shows/hides the attribute's selection
count=attributes.size();
for(i=0; i < count; i++)
attributes[i]->childItems().at(3)->setVisible(value.toBool());
emit s_objectSelected(dynamic_cast<BaseGraphicObject *>(this->getSourceObject()),
value.toBool());
}
return(value);
}
void ObjectsScene::emitObjectSelection(BaseGraphicObject *object, bool selected)
{
if(object)
emit s_objectSelected(object, selected);
}
