#include "util/movingSelector.h"
#include "graphicsItem/itemPort.h"
#include <QGraphicsSceneMouseEvent>
#include <QGraphicsView>
#include <graphicsItem/graphicsBaseItem.h>
#include "graphicsItem/electricConnectLineItem.h"

MovingSelector::MovingSelector(FixedPortsModel* model,QObject *parent)
    : BaseSelector(model,parent)
{
    m_type = ST_moving;
}
MovingSelector::~MovingSelector()
{

}

void MovingSelector::mousePressEvent(QGraphicsSceneMouseEvent* event, DesignerScene* scene)
{
    ms_ptMouseLast = event->scenePos();

    QList<QGraphicsItem *> items = scene->selectedItems();
    updateConnectLine(items);
}

void MovingSelector::mouseMoveEvent(QGraphicsSceneMouseEvent* event, DesignerScene* scene)
{
    ms_ptMouseLast = event->scenePos();

    QList<QGraphicsItem *> items = scene->selectedItems();
    for(int n = 0; n < items.size(); n++)
    {
        AbstractShape* item = qgraphicsitem_cast<AbstractShape*>(items.at(n));
        if(item)
            item->moveOperationCopy(ms_ptMouseLast - ms_ptMouseDown);
    }
}

void MovingSelector::mouseReleaseEvent(QGraphicsSceneMouseEvent* event, DesignerScene* scene)
{
    QList<QGraphicsItem *> items = scene->selectedItems();
    for(int n = 0; n < items.size(); n++)
    {
        AbstractShape* item = qgraphicsitem_cast<AbstractShape*>(items.at(n));
        if(item)
            item->removeOperationCopy();
    }
    updateConnectLine(items);

    setCursor(scene, Qt::ArrowCursor);
    scene->callParentEvent(event);
    emit setWorkingSelector(ST_base);
}

void MovingSelector::updateConnectLine(QList<QGraphicsItem *> lst)
{
    for(auto iter:lst)        //更新连接线
    {
        auto item = dynamic_cast<GraphicsBaseItem*>(iter);
        if(item)
        {
            if(item->getItemType() != GIT_link)
            {
                QUuid nId = item->itemId();
                for(auto pPort:item->getPorts())
                {
                    if(pPort->connected())
                    {
                        auto pConnect = pPort->getConnectPtr();
                        pConnect->updateConnection(nId,pPort->scenePos());
                    }
                }
            }
        }
    }
}