#include "bar_p.h"
#include <QDebug>
#include <QPainter>
#include <QGraphicsSceneEvent>

QTCOMMERCIALCHART_BEGIN_NAMESPACE

Bar::Bar(QString category, QGraphicsItem *parent)
    : QGraphicsObject(parent),
    mCategory(category),
    mXpos(0),
    mYpos(0),
    mWidth(0),
    mHeight(0)
{
    setAcceptedMouseButtons(Qt::LeftButton|Qt::RightButton);
    setAcceptHoverEvents(true);
}

void Bar::setSize(const QSizeF& size)
{
    mWidth = size.width();
    mHeight = size.height();
}


void Bar::resize( qreal w, qreal h )
{
    mWidth = w;
    mHeight = h;
}

void Bar::setPos(qreal x, qreal y)
{
    mXpos = x;
    mYpos = y;
}

void Bar::setPen(QPen pen)
{
    mPen = pen;
}

void Bar::setBrush(QBrush brush)
{
    mBrush = brush;
}

void Bar::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
    if (0 == mHeight) {
        return;
    }
    painter->setBrush(mBrush);

    // This compensates for rounding errors. drawRect takes ints and cumulative error of pos + size may be over 1.
    int x0 = mXpos;
    int x1 = (mXpos + mWidth);
    int w = x1-x0;
    int y0 = mYpos;
    int y1 = (mYpos + mHeight);
    int h = y1-y0;
    painter->drawRect(x0, y0 ,w ,h);
}

QRectF Bar::boundingRect() const
{
    QRectF r(mXpos, mYpos, mWidth, mHeight);
    return r;
}

void Bar::mousePressEvent(QGraphicsSceneMouseEvent* event)
{
    if (event->button() == Qt::LeftButton) {
        emit clicked(mCategory);
    } else if (event->button() == Qt::RightButton) {
        emit rightClicked(mCategory);
    }
}

void Bar::hoverEnterEvent(QGraphicsSceneHoverEvent* event)
{
    emit hoverEntered(event->lastScreenPos());
}

void Bar::hoverLeaveEvent(QGraphicsSceneHoverEvent* /*event*/)
{
    emit hoverLeaved();
}

#include "moc_bar_p.cpp"

QTCOMMERCIALCHART_END_NAMESPACE