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#include "customitem.h"

#include <QPainter>

#include <QStyle>

#include <QStyleOption>

QList<CustomGroup*> CustomScene::selectedCustomGroups() const

{

    QList<QGraphicsItem*> all = selectedItems();

    QList<CustomGroup*> groups;

    foreach (QGraphicsItem *item, all) {

        CustomGroup* group = dynamic_cast<CustomGroup*>(item);

        if (group)

            groups.append(group);

    }

    return groups;

}

QList<CustomItem*> CustomScene::selectedCustomItems() const

{

    QList<QGraphicsItem*> all = selectedItems();

    QList<CustomItem*> items;

    foreach (QGraphicsItem *item, all) {

        CustomItem* citem = dynamic_cast<CustomItem*>(item);

        if (citem)

            items.append(citem);

    }

    return items;

}

CustomGroup::CustomGroup() :

    QGraphicsItemGroup()

{

    setFlag(QGraphicsItem::ItemIsMovable);

    setFlag(QGraphicsItem::ItemIsSelectable);

}

void CustomGroup::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)

{

    if (option->state & QStyle::State_Selected)

        painter->setOpacity(1.);

    else

        painter->setOpacity(0.2);

    painter->setPen(QPen(QColor(100, 100, 100), 2, Qt::DashLine));

    painter->drawRect(boundingRect().adjusted(-2, -2, 2, 2));

}

QRectF CustomGroup::boundingRect() const

{

    return QGraphicsItemGroup::boundingRect().adjusted(-4, -4, 4 ,4);

}

CustomItem::CustomItem(qreal x, qreal y, qreal width, qreal height, const QBrush &brush) :

    QGraphicsRectItem(x, y, width, height)

{

    setFlag(QGraphicsItem::ItemIsMovable);

    setFlag(QGraphicsItem::ItemIsSelectable);

    setBrush(brush);

    setPen(Qt::NoPen);

    setTransformOriginPoint(boundingRect().center());

}