kicad/eeschema/sch_collectors.h

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/*
* This program source code file is part of KICAD, a free EDA CAD application.
*
* Copyright (C) 2011 Wayne Stambaugh <stambaughw@verizon.net>
* Copyright (C) 2004-20011 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
*/
#ifndef _SCH_COLLECTORS_H_
#define _SCH_COLLECTORS_H_
#include "class_collector.h"
#include "sch_item_struct.h"
/**
* Class SCH_COLLECTOR
*/
class SCH_COLLECTOR : public COLLECTOR
{
public:
/**
* A scan list for all schematic items.
*/
static const KICAD_T AllItems[];
/**
* A scan list for all editable schematic items.
*/
static const KICAD_T EditableItems[];
/**
* A scan list for all movable schematic items.
*/
static const KICAD_T MovableItems[];
/**
* A scan list for all draggable schematic items.
*/
static const KICAD_T DraggableItems[];
/**
* A scan list for all rotatable schematic items.
*/
static const KICAD_T RotatableItems[];
/**
* A scan list for only parent schematic items.
*/
static const KICAD_T ParentItems[];
/**
* A scan list for all schematic items except pins.
*/
static const KICAD_T AllItemsButPins[];
/**
* A scan list for schematic component items only.
*/
static const KICAD_T ComponentsOnly[];
/**
* A scan list for schematic sheet items only.
*/
static const KICAD_T SheetsOnly[];
/**
* A scan list for schematic sheet and sheet label items.
*/
static const KICAD_T SheetsAndSheetLabels[];
/**
* Constructor SCH_COLLECTOR
*/
SCH_COLLECTOR( const KICAD_T* aScanTypes = SCH_COLLECTOR::AllItems )
{
SetScanTypes( aScanTypes );
}
/**
* Operator []
* overloads COLLECTOR::operator[](int) to return a SCH_ITEM* instead of
* an EDA_ITEM* type.
* @param aIndex The index into the list.
* @return SCH_ITEM* at \a aIndex or NULL.
*/
SCH_ITEM* operator[]( int aIndex ) const
{
if( (unsigned)aIndex < (unsigned)GetCount() )
return (SCH_ITEM*) m_List[ aIndex ];
return NULL;
}
/**
* Function Inspect
* is the examining function within the INSPECTOR which is passed to the
* Iterate function.
*
* @param aItem An EDA_ITEM to examine.
* @param aTestData is not used in this class.
* @return SEARCH_RESULT #SEARCH_QUIT if the iterator is to stop the scan,
* else #SEARCH_CONTINUE;
*/
SEARCH_RESULT Inspect( EDA_ITEM* aItem, const void* aTestData = NULL );
/**
* Function Collect
* scans a SCH_ITEM using this class's Inspector method, which does the collection.
* @param aItem A SCH_ITEM to scan.
* @param aFilterList A list of #KICAD_T types with a terminating #EOT, that determines
* what is to be collected and the priority order of the resulting
* collection.
* @param aPosition A wxPoint to use in hit-testing.
*/
void Collect( SCH_ITEM* aItem, const KICAD_T aFilterList[], const wxPoint& aPosition );
/**
* Function IsCorner
* tests if the collected items forms as corner of two line segments.
* @return True if the collected items form a corner of two line segments.
*/
bool IsCorner() const;
/**
* Function IsNode
* tests if the collected items form a node.
*
* @param aIncludePins Indicate if component pin items should be included in the test.
* @return True if the collected items form a node.
*/
bool IsNode( bool aIncludePins = true ) const;
/**
* Function IsDraggableJunction
* tests to see if the collected items form a draggable junction.
* <p>
* Daggable juntions are defined as:
* <ul>
* <li> The intersection of three or more wire end points. </li>
* <li> The intersection of one or more wire end point and one wire mid point. </li>
* <li> The crossing of two or more wire mid points and a junction. </li>
* </ul>
* </p>
* @return True if the collection is a draggable junction.
*/
bool IsDraggableJunction() const;
};
#endif // _SCH_COLLECTORS_H_