bool scigraphics::legend::shouldDrawLegend( const graphCollection &Graphics )
{
for ( graphCollection::const_iterator g = Graphics.begin(); g != Graphics.end(); ++g )
if ( shouldDrawGraphLegend(*g) )
return true;
return false;
}
std::list<std::string> scigraphics::legend::legendsList( const graphCollection &Graphics )
{
std::list< std::string > Legends;
for ( graphCollection::const_iterator g = Graphics.begin(); g != Graphics.end(); ++g )
if ( shouldDrawGraphLegend(*g) )
Legends.push_back( g->legend() );
return Legends;
}
void scigraphics::legend::drawAllLegends( painter &Painter, const graphCollection &Graphics, const textStyle &Style )
{
wcoord y = getRectangle().up() - interTextVerticalDistance(Style);
for ( graphCollection::const_reverse_iterator Graph = Graphics.rbegin(); Graph != Graphics.rend(); ++Graph )
{
if ( shouldDrawGraphLegend( *Graph ) )
{
wcoord LegendHeight = drawGraphLegend( Painter, y, *Graph, Style );
y -= LegendHeight + interTextVerticalDistance(Style);
}
}
}
scigraphics::legend::legendSize scigraphics::legend::sizesForLegendRectangle( painter &Painter, const textStyle &Style, const graphCollection &Graphics )
{
const wcoord VerticalDistance = interTextVerticalDistance(Style);
legendSize Size;
for ( graphCollection::const_iterator Graph = Graphics.begin(); Graph != Graphics.end(); ++Graph )
{
assert( &*Graph != NULL );
if ( shouldDrawGraphLegend(*Graph) )
{
const wcoord Width = Graph->legendExampleWidth() + Painter.textWidth( Graph->legend(), Style );
const wcoord Height = std::max( Graph->legendExampleHeight(), Painter.textHeight( Graph->legend(), Style ) );
Size.updateWidth( Width + 3*textHorizontalIndent() );
Size.updateHeight( Height + VerticalDistance );
}
}
if ( Size.height() > 0 )
Size.addToHeight( VerticalDistance );
return Size;
}