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#include <QtGui>

#include "draglabel.h"

//! [0]

DragLabel::DragLabel(const QString &text, QWidget *parent)

    : QLabel(parent)

{

    QFontMetrics metric(font());

    QSize size = metric.size(Qt::TextSingleLine, text);

    QImage image(size.width() + 12, size.height() + 12,

                 QImage::Format_ARGB32_Premultiplied);

    image.fill(qRgba(0, 0, 0, 0));

    QFont font;

    font.setStyleStrategy(QFont::ForceOutline);

//! [0]

//! [1]

    QLinearGradient gradient(0, 0, 0, image.height()-1);

    gradient.setColorAt(0.0, Qt::white);

    gradient.setColorAt(0.2, QColor(200, 200, 255));

    gradient.setColorAt(0.8, QColor(200, 200, 255));

    gradient.setColorAt(1.0, QColor(127, 127, 200));

    QPainter painter;

    painter.begin(&image);

    painter.setRenderHint(QPainter::Antialiasing);

    painter.setBrush(gradient);

    painter.drawRoundedRect(QRectF(0.5, 0.5, image.width()-1, image.height()-1),

                            25, 25, Qt::RelativeSize);

    painter.setFont(font);

    painter.setBrush(Qt::black);

    painter.drawText(QRect(QPoint(6, 6), size), Qt::AlignCenter, text);

    painter.end();

//! [1]

//! [2]

    setPixmap(QPixmap::fromImage(image));

    m_labelText = text;

}

//! [2]

QString DragLabel::labelText() const

{

    return m_labelText;

}