kicad-source/pcbnew/tools/edit_points.cpp

/*
 * This program source code file is part of KICAD, a free EDA CAD application.
 *
 * Copyright (C) 2014 CERN
 * @author Maciej Suminski <maciej.suminski@cern.ch>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */

#include <boost/foreach.hpp>

#include "edit_points.h"
#include <gal/graphics_abstraction_layer.h>

#include <class_drawsegment.h>

EDIT_POINTS::EDIT_POINTS( EDA_ITEM* aParent ) :
    EDA_ITEM( NOT_USED ), m_parent( aParent )
{
}


EDIT_POINT* EDIT_POINTS::FindPoint( const VECTOR2I& aLocation )
{
    float size = m_view->ToWorld( EDIT_POINT::POINT_SIZE );

    std::deque<EDIT_POINT>::iterator it, itEnd;
    for( it = m_points.begin(), itEnd = m_points.end(); it != itEnd; ++it )
    {
        EDIT_POINT& point = *it;

        if( point.WithinPoint( aLocation, size ) )
            return &point;
    }

    return NULL;
}


void EDIT_POINTS::ViewDraw( int aLayer, KIGFX::GAL* aGal ) const
{
    aGal->SetFillColor( KIGFX::COLOR4D( 1.0, 1.0, 1.0, 1.0 ) );
    aGal->SetIsFill( true );
    aGal->SetIsStroke( false );
    aGal->PushDepth();
    aGal->SetLayerDepth( -512.0 );      // TODO no hardcoded depths?

    float size = m_view->ToWorld( EDIT_POINT::POINT_SIZE );

    BOOST_FOREACH( const EDIT_POINT& point, m_points )
        aGal->DrawRectangle( point.GetPosition() - size / 2, point.GetPosition() + size / 2 );

    aGal->PopDepth();
}