C++ (Cpp) dimForLength示例

示例#1

文件： qwt_scale_widget.cpp 项目： BackupTheBerlios/qtiplot-svn

/*!
  \return a minimum size hint
*/
QSize QwtScaleWidget::minimumSizeHint() const
{
    const Qt::Orientation o = d_data->scaleDraw->orientation();

    // Border Distance cannot be less than the scale borderDistHint
    // Note, the borderDistHint is already included in minHeight/minWidth
    int length = 0;
    int mbd1, mbd2;
    getBorderDistHint(mbd1, mbd2);
    length += qwtMax( 0, d_data->borderDist[0] - mbd1 );
    length += qwtMax( 0, d_data->borderDist[1] - mbd2 );
    length += d_data->scaleDraw->minLength(
        QPen(Qt::black, d_data->penWidth), font());

    int dim = dimForLength(length, font());
    if ( length < dim )
    {
        // compensate for long titles
        length = dim;
        dim = dimForLength(length, font());
    }

    QSize size(length + 2, dim);
    if ( o == Qt::Vertical )
        size.transpose();

    return size;
}

示例#2

文件： qwt_scale_widget.cpp 项目： iclosure/jdataanalyse

/*!
  \return a minimum size hint
*/
QSize QwtScaleWidget::minimumSizeHint() const
{
    const Qt::Orientation o = d_data->scaleDraw->orientation();

    // Border Distance cannot be less than the scale borderDistHint
    // Note, the borderDistHint is already included in minHeight/minWidth
    int length = 0;
    int mbd1, mbd2;
    getBorderDistHint( mbd1, mbd2 );
    length += qMax( 0, d_data->borderDist[0] - mbd1 );
    length += qMax( 0, d_data->borderDist[1] - mbd2 );
    length += d_data->scaleDraw->minLength( font() );

    int dim = dimForLength( length, font() );
    if ( length < dim )
    {
        // compensate for long titles
        length = dim;
        dim = dimForLength( length, font() );
    }

    QSize size( length + 2, dim );
    if ( o == Qt::Vertical )
        size.transpose();

    int left, right, top, bottom;
    getContentsMargins( &left, &top, &right, &bottom );
    return size + QSize( left + right, top + bottom );
}