kicad/gerbview/locate.cpp

108 lines
3.1 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2016 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 1992-2016 KiCad Developers, see change_log.txt for contributors.
*
* 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
*/
/**
* @file locate.cpp
*/
#include <fctsys.h>
#include <common.h>
#include <msgpanel.h>
#include <gerbview.h>
#include <gerbview_frame.h>
#include <gerber_file_image.h>
#include <gerber_file_image_list.h>
/* locate a gerber item and return a pointer to it.
* Display info about this item
* Items on non visible layers are not taken in account
*/
GERBER_DRAW_ITEM* GERBVIEW_FRAME::Locate( const wxPoint& aPosition, int aTypeloc )
{
m_messagePanel->EraseMsgBox();
wxPoint ref = aPosition;
if( aTypeloc == CURSEUR_ON_GRILLE )
ref = GetNearestGridPosition( ref );
int layer = GetActiveLayer();
GERBER_FILE_IMAGE* gerber = GetGbrImage( layer );
GERBER_DRAW_ITEM* gerb_item = nullptr;
// Search first on active layer
// A not used graphic layer can be selected. So gerber can be NULL
if( gerber && gerber->m_IsVisible )
{
for( auto item = gerber->GetItemsList(); item; item = item->Next() )
{
if( item->HitTest( ref ) )
{
gerb_item = item;
break;
}
}
}
if( gerb_item == nullptr ) // Search on all layers
{
for( layer = 0; layer < (int)ImagesMaxCount(); ++layer )
{
gerber = GetGbrImage( layer );
if( gerber == nullptr ) // Graphic layer not yet used
continue;
if( !gerber->m_IsVisible )
continue;
if( layer == GetActiveLayer() )
continue;
for( auto item = gerber->GetItemsList(); item; item = item->Next() )
{
if( item->HitTest( ref ) )
{
gerb_item = item;
break;
}
}
if( gerb_item )
break;
}
}
if( gerb_item )
{
MSG_PANEL_ITEMS items;
gerb_item->GetMsgPanelInfo( m_UserUnits, items );
SetMsgPanel( items );
}
return gerb_item;
}