kicad/gerbview/locate.cpp

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/************************************************/
/* Locate items at the current cursor position. */
/************************************************/
#include "fctsys.h"
#include "common.h"
#include "gerbview.h"
#include "class_gerber_draw_item.h"
/* localize a gerber item and return a pointer to it.
* Display info about this item
*/
GERBER_DRAW_ITEM* GERBVIEW_FRAME::Locate( const wxPoint& aPosition, int aTypeloc )
{
MsgPanel->EraseMsgBox();
wxPoint ref = aPosition;
bool found = false;
if( aTypeloc == CURSEUR_ON_GRILLE )
ref = GetScreen()->GetNearestGridPosition( ref );
int layer = getActiveLayer();
// Search first on active layer
BOARD_ITEM* item = GetBoard()->m_Drawings;
GERBER_DRAW_ITEM* gerb_item = NULL;
for( ; item; item = item->Next() )
{
gerb_item = (GERBER_DRAW_ITEM*) item;
if( gerb_item->GetLayer()!= layer )
continue;
if( gerb_item->HitTest( ref ) )
{
found = true;
break;
}
}
if( !found ) // Search on all layers
{
item = GetBoard()->m_Drawings;
for( ; item; item = item->Next() )
{
gerb_item = (GERBER_DRAW_ITEM*) item;
if( gerb_item->HitTest( ref ) )
{
found = true;
break;
}
}
}
if( found )
{
gerb_item->DisplayInfo( this );
return gerb_item;
}
return NULL;
}