#include <QGraphicsSceneMouseEvent>
#include "selectzone.h"
#include "gamescene.h"
#include "carditem.h"
#include <QDebug>

SelectZone::SelectZone(Player *_player, const QString &_name, bool _hasCardAttr, bool _isShufflable, bool _contentsKnown, QGraphicsItem *parent, bool isView)
    : CardZone(_player, _name, _hasCardAttr, _isShufflable, _contentsKnown, parent, isView)
{
}

void SelectZone::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
    if (event->buttons().testFlag(Qt::LeftButton)) {
        QPointF pos = event->pos();
        if (pos.x() < 0)
            pos.setX(0);
        QRectF br = boundingRect();
        if (pos.x() > br.width())
            pos.setX(br.width());
        if (pos.y() < 0)
            pos.setY(0);
        if (pos.y() > br.height())
            pos.setY(br.height());
        
        QRectF selectionRect = QRectF(selectionOrigin, pos).normalized();
        for (int i = 0; i < cards.size(); ++i) {
            if (cards[i]->getAttachedTo())
                if (cards[i]->getAttachedTo()->getZone() != this)
                    continue;
            cards[i]->setSelected(selectionRect.intersects(cards[i]->mapRectToParent(cards[i]->boundingRect())));
        }
        static_cast<GameScene *>(scene())->resizeRubberBand(deviceTransform(static_cast<GameScene *>(scene())->getViewportTransform()).map(pos));
        event->accept();
    }
}

void SelectZone::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
    if (event->button() == Qt::LeftButton) {
        scene()->clearSelection();
        
        selectionOrigin = event->pos();
        static_cast<GameScene *>(scene())->startRubberBand(event->scenePos());
        event->accept();
    } else
        CardZone::mousePressEvent(event);
}

void SelectZone::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
    selectionOrigin = QPoint();
    static_cast<GameScene *>(scene())->stopRubberBand();
    event->accept();
}