kicad/eeschema/sch_bus_entry.h

217 lines
6.2 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2004 Jean-Pierre Charras, jaen-pierre.charras@gipsa-lab.inpg.com
* Copyright (C) 2004-2019 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 sch_bus_entry.h
*
*/
#ifndef _SCH_BUS_ENTRY_H_
#define _SCH_BUS_ENTRY_H_
#include <sch_item.h>
#define TARGET_BUSENTRY_RADIUS 12 // Circle diameter drawn at the ends
/**
* Base class for a bus or wire entry.
*/
class SCH_BUS_ENTRY_BASE : public SCH_ITEM
{
protected:
wxPoint m_pos;
wxSize m_size;
bool m_isDanglingStart, m_isDanglingEnd;
public:
SCH_BUS_ENTRY_BASE( KICAD_T aType, const wxPoint& pos = wxPoint( 0, 0 ), char shape = '\\' );
bool IsDanglingStart() const { return m_isDanglingStart; }
bool IsDanglingEnd() const { return m_isDanglingEnd; }
// Do not create a copy constructor. The one generated by the compiler is adequate.
~SCH_BUS_ENTRY_BASE() { }
/**
* Virtual function IsMovableFromAnchorPoint
* Return true for items which are moved with the anchor point at mouse cursor
* and false for items moved with no reference to anchor
* @return false for a bus entry
*/
bool IsMovableFromAnchorPoint() override { return false; }
wxPoint m_End() const;
/**
* function GetBusEntryShape
* @return the shape of the bus entry, as an ascii code '/' or '\'
*/
char GetBusEntryShape() const;
/**
* function SetBusEntryShape
* @param aShape = the shape of the bus entry, as an ascii code '/' or '\'
*/
void SetBusEntryShape( char aShape );
wxSize GetSize() const { return m_size; }
void SetSize( const wxSize& aSize ) { m_size = aSize; }
void SwapData( SCH_ITEM* aItem ) override;
void ViewGetLayers( int aLayers[], int& aCount ) const override;
void Print( wxDC* aDC, const wxPoint& aOffset ) override;
const EDA_RECT GetBoundingBox() const override;
void Move( const wxPoint& aMoveVector ) override
{
m_pos += aMoveVector;
}
void MirrorY( int aYaxis_position ) override;
void MirrorX( int aXaxis_position ) override;
void Rotate( wxPoint aPosition ) override;
bool IsDangling() const override;
bool IsConnectable() const override { return true; }
void GetConnectionPoints( std::vector< wxPoint >& aPoints ) const override;
wxPoint GetPosition() const override { return m_pos; }
void SetPosition( const wxPoint& aPosition ) override { m_pos = aPosition; }
bool HitTest( const wxPoint& aPosition, int aAccuracy = 0 ) const override;
bool HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy = 0 ) const override;
void Plot( PLOTTER* aPlotter ) override;
void GetMsgPanelInfo( EDA_UNITS aUnits, std::vector<MSG_PANEL_ITEM>& aList ) override;
#if defined(DEBUG)
void Show( int nestLevel, std::ostream& os ) const override { ShowDummy( os ); }
#endif
private:
bool doIsConnected( const wxPoint& aPosition ) const override;
};
/**
* Class for a wire to bus entry.
*/
class SCH_BUS_WIRE_ENTRY : public SCH_BUS_ENTRY_BASE
{
public:
SCH_BUS_WIRE_ENTRY( const wxPoint& pos = wxPoint( 0, 0 ), char shape = '\\' );
~SCH_BUS_WIRE_ENTRY() { }
static inline bool ClassOf( const EDA_ITEM* aItem )
{
return aItem && SCH_BUS_WIRE_ENTRY_T == aItem->Type();
}
wxString GetClass() const override
{
return wxT( "SCH_BUS_WIRE_ENTRY" );
}
int GetPenSize() const override;
void GetEndPoints( std::vector< DANGLING_END_ITEM >& aItemList ) override;
bool CanConnect( const SCH_ITEM* aItem ) const override
{
return aItem->Type() == SCH_LINE_T &&
( aItem->GetLayer() == LAYER_WIRE || aItem->GetLayer() == LAYER_BUS );
}
wxString GetSelectMenuText( EDA_UNITS aUnits ) const override;
EDA_ITEM* Clone() const override;
virtual bool ConnectionPropagatesTo( const EDA_ITEM* aItem ) const override;
BITMAP_DEF GetMenuImage() const override;
bool UpdateDanglingState( std::vector<DANGLING_END_ITEM>& aItemList ) override;
/**
* Pointer to the bus item (usually a bus wire) connected to this bus-wire
* entry, if it is connected to one.
*/
SCH_ITEM* m_connected_bus_item;
};
/**
* Class for a bus to bus entry.
*/
class SCH_BUS_BUS_ENTRY : public SCH_BUS_ENTRY_BASE
{
public:
SCH_BUS_BUS_ENTRY( const wxPoint& pos = wxPoint( 0, 0 ), char shape = '\\' );
~SCH_BUS_BUS_ENTRY() { }
static inline bool ClassOf( const EDA_ITEM* aItem )
{
return aItem && SCH_BUS_BUS_ENTRY_T == aItem->Type();
}
wxString GetClass() const override
{
return wxT( "SCH_BUS_BUS_ENTRY" );
}
int GetPenSize() const override;
void GetEndPoints( std::vector< DANGLING_END_ITEM >& aItemList ) override;
bool CanConnect( const SCH_ITEM* aItem ) const override
{
return aItem->Type() == SCH_LINE_T && aItem->GetLayer() == LAYER_BUS;
}
wxString GetSelectMenuText( EDA_UNITS aUnits ) const override;
EDA_ITEM* Clone() const override;
BITMAP_DEF GetMenuImage() const override;
bool UpdateDanglingState( std::vector<DANGLING_END_ITEM>& aItemList ) override;
/**
* Pointer to the bus items (usually bus wires) connected to this bus-bus
* entry (either or both may be nullptr)
*/
SCH_ITEM* m_connected_bus_items[2];
};
#endif // _SCH_BUS_ENTRY_H_