/*!
Calculate geometry for the text in widget coordinates
\return Geometry for the text
*/
QRect QwtTextLabel::textRect() const
{
QRect r = contentsRect();
if ( !r.isEmpty() && d_data->margin > 0 )
{
r.setRect( r.x() + d_data->margin, r.y() + d_data->margin,
r.width() - 2 * d_data->margin, r.height() - 2 * d_data->margin );
}
if ( !r.isEmpty() )
{
int indent = d_data->indent;
if ( indent <= 0 )
indent = defaultIndent();
if ( indent > 0 )
{
const int renderFlags = d_data->text.renderFlags();
if ( renderFlags & Qt::AlignLeft )
r.setX( r.x() + indent );
else if ( renderFlags & Qt::AlignRight )
r.setWidth( r.width() - indent );
else if ( renderFlags & Qt::AlignTop )
r.setY( r.y() + indent );
else if ( renderFlags & Qt::AlignBottom )
r.setHeight( r.height() - indent );
}
}
return r;
}
/*!
\param width Width
\return Preferred height for this widget, given the width.
*/
int QwtTextLabel::heightForWidth( int width ) const
{
const int renderFlags = d_data->text.renderFlags();
int indent = d_data->indent;
if ( indent <= 0 )
indent = defaultIndent();
width -= 2 * frameWidth();
if ( renderFlags & Qt::AlignLeft || renderFlags & Qt::AlignRight )
width -= indent;
int height = qCeil( d_data->text.heightForWidth( width, font() ) );
if ( ( renderFlags & Qt::AlignTop ) || ( renderFlags & Qt::AlignBottom ) )
height += indent;
height += 2 * frameWidth();
return height;
}
//! Return a minimum size hint
QSize QwtTextLabel::minimumSizeHint() const
{
QSize sz = d_data->text.textSize(font());
int mw = 2 * (frameWidth() + d_data->margin);
int mh = mw;
int indent = d_data->indent;
if ( indent <= 0 )
indent = defaultIndent();
if ( indent > 0 ) {
const int align = d_data->text.renderFlags();
if ( align & Qt::AlignLeft || align & Qt::AlignRight )
mw += d_data->indent;
else if ( align & Qt::AlignTop || align & Qt::AlignBottom )
mh += d_data->indent;
}
sz += QSize(mw, mh);
return sz;
}
