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#include "dockitem.h"

#include "colors.h"

DockItem::DockItem(ORIENTATION orien, qreal x, qreal y, qreal width, qreal length, QGraphicsScene *scene, QGraphicsItem *parent)

    : DemoItem(scene, parent)

{

    this->orientation = orien;

    this->width = width;

    this->length = length;

    this->setPos(x, y);

    this->setZValue(40);

    this->setupPixmap();

}

void DockItem::setupPixmap()

{

    this->pixmap = new QPixmap(int(this->boundingRect().width()), int(this->boundingRect().height()));

    this->pixmap->fill(QColor(0, 0, 0, 0));

    QPainter painter(this->pixmap);

    // create brush:

    QColor background = Colors::sceneBg1;

    QLinearGradient brush(0, 0, 0, this->boundingRect().height());

    brush.setSpread(QGradient::PadSpread);

    if (this->orientation == DOWN){

        brush.setColorAt(0.0, background);

        brush.setColorAt(0.2, background);

        background.setAlpha(0);

        brush.setColorAt(1.0, background);

    }

    else

        if (this->orientation == UP){

        brush.setColorAt(1.0, background);

        brush.setColorAt(0.8, background);

        background.setAlpha(0);

        brush.setColorAt(0.0, background);

    }

    else

        qWarning("DockItem doesn't support the orientation given!");

    painter.fillRect(0, 0, int(this->boundingRect().width()), int(this->boundingRect().height()), brush);

}

DockItem::~DockItem()

{

    delete this->pixmap;

}

QRectF DockItem::boundingRect() const

{

    if (this->orientation == UP || this->orientation == DOWN)

        return QRectF(0, 0, this->length, this->width);

    else

        return QRectF(0, 0, this->width, this->length);

}

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

{

    Q_UNUSED(option);

    Q_UNUSED(widget);

    painter->drawPixmap(0, 0, *this->pixmap);

}