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kicad/pcbnew/plugins/pcad/pcb_pad.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2007, 2008 Lubo Racko <developer@lura.sk>
* Copyright (C) 2007, 2008, 2012-2013 Alexander Lunev <al.lunev@yahoo.com>
* Copyright (C) 2012-2021 KiCad Developers, see AUTHORS.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
*/
#include <pcad/pcb_pad.h>
#include <pcad/pcb_pad_shape.h>
#include <board.h>
#include <footprint.h>
#include <pad.h>
#include <pcb_track.h>
#include <trigo.h>
#include <xnode.h>
#include <wx/gdicmn.h>
#include <wx/string.h>
namespace PCAD2KICAD {
PCB_PAD::PCB_PAD( PCB_CALLBACKS* aCallbacks, BOARD* aBoard ) :
PCB_COMPONENT( aCallbacks, aBoard )
{
m_objType = wxT( 'P' );
m_Number = 0;
m_Hole = 0;
m_IsHolePlated = true;
m_defaultPinDes = wxEmptyString;
}
PCB_PAD::~PCB_PAD()
{
int i;
for( i = 0; i < (int) m_Shapes.GetCount(); i++ )
delete m_Shapes[i];
}
void PCB_PAD::Parse( XNODE* aNode, const wxString& aDefaultUnits,
const wxString& aActualConversion )
{
XNODE* lNode;
XNODE* cNode;
long num;
wxString propValue, str, emsg;
PCB_PAD_SHAPE* padShape;
m_rotation = 0;
lNode = FindNode( aNode, wxT( "padNum" ) );
if( lNode )
{
lNode->GetNodeContent().ToLong( &num );
m_Number = (int) num;
}
lNode = FindNode( aNode, wxT( "padStyleRef" ) );
if( lNode )
{
lNode->GetAttribute( wxT( "Name" ), &propValue );
propValue.Trim( false );
m_name.text = propValue;
}
lNode = FindNode( aNode, wxT( "pt" ) );
if( lNode )
{
SetPosition( lNode->GetNodeContent(), aDefaultUnits, &m_positionX, &m_positionY,
aActualConversion );
}
lNode = FindNode( aNode, wxT( "rotation" ) );
if( lNode )
{
str = lNode->GetNodeContent();
str.Trim( false );
m_rotation = StrToInt1Units( str );
}
lNode = FindNode( aNode, wxT( "netNameRef" ) );
if( lNode )
{
lNode->GetAttribute( wxT( "Name" ), &propValue );
propValue.Trim( false );
propValue.Trim( true );
m_net = propValue;
m_netCode = GetNetCode( m_net );
}
lNode = FindNode( aNode, wxT( "defaultPinDes" ) );
if( lNode )
{
lNode->GetAttribute( wxT( "Name" ), &propValue );
//propValue.Trim( false );
m_defaultPinDes = propValue;
}
lNode = aNode;
while( lNode && lNode->GetName() != wxT( "www.lura.sk" ) )
lNode = lNode->GetParent();
lNode = FindNode( lNode, wxT( "library" ) );
if ( !lNode )
THROW_IO_ERROR( wxT( "Unable to find library section" ) );
lNode = FindNode( lNode, wxT( "padStyleDef" ) );
while( lNode )
{
lNode->GetAttribute( wxT( "Name" ), &propValue );
if( propValue.IsSameAs( m_name.text, false) )
break;
lNode = lNode->GetNext();
}
if ( !lNode )
THROW_IO_ERROR( wxString::Format( wxT( "Unable to find padStyleDef " ) + m_name.text ) );
cNode = FindNode( lNode, wxT( "holeDiam" ) );
if( cNode )
SetWidth( cNode->GetNodeContent(), aDefaultUnits, &m_Hole, aActualConversion );
if( FindNodeGetContent( lNode, wxT( "isHolePlated" ) ) == wxT( "False" ) )
m_IsHolePlated = false;
cNode = FindNode( lNode, wxT( "padShape" ) );
while( cNode )
{
if( cNode->GetName() == wxT( "padShape" ) )
{
// we support only Pads on specific layers......
// we do not support pads on "Plane", "NonSignal" , "Signal" ... layerr
if( FindNode( cNode, wxT( "layerNumRef" ) ) )
{
padShape = new PCB_PAD_SHAPE( m_callbacks, m_board );
padShape->Parse( cNode, aDefaultUnits, aActualConversion );
m_Shapes.Add( padShape );
}
}
cNode = cNode->GetNext();
}
}
void PCB_PAD::Flip()
{
int i;
PCB_COMPONENT::Flip();
if( m_objType == wxT( 'P' ) )
m_rotation = -m_rotation;
for( i = 0; i < (int)m_Shapes.GetCount(); i++ )
m_Shapes[i]->m_KiCadLayer = FlipLayer( m_Shapes[i]->m_KiCadLayer );
}
void PCB_PAD::AddToFootprint( FOOTPRINT* aFootprint, int aRotation, bool aEncapsulatedPad )
{
PCB_PAD_SHAPE* padShape;
wxString padShapeName = wxT( "Ellipse" );
PAD_ATTRIB padType;
int i;
int width = 0;
int height = 0;
PAD* pad = new PAD( aFootprint );
if( !m_IsHolePlated && m_Hole )
{
// mechanical hole
pad->SetShape( PAD_SHAPE::CIRCLE );
pad->SetAttribute( PAD_ATTRIB::NPTH );
pad->SetDrillShape( PAD_DRILL_SHAPE_CIRCLE );
pad->SetDrillSize( wxSize( m_Hole, m_Hole ) );
pad->SetSize( wxSize( m_Hole, m_Hole ) );
// Mounting Hole: Solder Mask Margin from Top Layer Width size.
// Used the default zone clearance (simplify)
if( m_Shapes.GetCount() && m_Shapes[0]->m_Shape == wxT( "MtHole" ) )
{
int sm_margin = ( m_Shapes[0]->m_Width - m_Hole ) / 2;
pad->SetLocalSolderMaskMargin( sm_margin );
pad->SetLocalClearance( sm_margin + Millimeter2iu( 0.254 ) );
}
pad->SetLayerSet( LSET::AllCuMask() | LSET( 2, B_Mask, F_Mask ) );
}
else
{
( m_Hole ) ? padType = PAD_ATTRIB::PTH : padType = PAD_ATTRIB::SMD;
// form layer mask
for( i = 0; i < (int) m_Shapes.GetCount(); i++ )
{
padShape = m_Shapes[i];
if( padShape->m_Width > 0 && padShape->m_Height > 0 )
{
if( padShape->m_KiCadLayer == F_Cu ||
padShape->m_KiCadLayer == B_Cu )
{
padShapeName = padShape->m_Shape;
width = padShape->m_Width;
height = padShape->m_Height;
// assume this is SMD pad
if( padShape->m_KiCadLayer == F_Cu )
pad->SetLayerSet( LSET( 3, F_Cu, F_Paste, F_Mask ) );
else
pad->SetLayerSet( LSET( 3, B_Cu, B_Paste, B_Mask ) );
break;
}
}
}
if( width == 0 || height == 0 )
{
delete pad;
return;
}
if( padType == PAD_ATTRIB::PTH )
// actually this is a thru-hole pad
pad->SetLayerSet( LSET::AllCuMask() | LSET( 2, B_Mask, F_Mask ) );
pad->SetName( m_name.text );
if( padShapeName == wxT( "Oval" )
|| padShapeName == wxT( "Ellipse" )
|| padShapeName == wxT( "MtHole" ) )
{
if( width != height )
pad->SetShape( PAD_SHAPE::OVAL );
else
pad->SetShape( PAD_SHAPE::CIRCLE );
}
else if( padShapeName == wxT( "Rect" ) )
{
pad->SetShape( PAD_SHAPE::RECT );
}
else if( padShapeName == wxT( "RndRect" ) )
{
pad->SetShape( PAD_SHAPE::ROUNDRECT );
}
else if( padShapeName == wxT( "Polygon" ) )
{
pad->SetShape( PAD_SHAPE::RECT ); // approximation
}
pad->SetSize( wxSize( width, height ) );
pad->SetDelta( wxSize( 0, 0 ) );
pad->SetOrientation( m_rotation + aRotation );
pad->SetDrillShape( PAD_DRILL_SHAPE_CIRCLE );
pad->SetOffset( wxPoint( 0, 0 ) );
pad->SetDrillSize( wxSize( m_Hole, m_Hole ) );
pad->SetAttribute( padType );
// Set the proper net code
NETINFO_ITEM* netinfo = m_board->FindNet( m_net );
if( netinfo == nullptr ) // I believe this should not happen, but just in case
{
// It is a new net
netinfo = new NETINFO_ITEM( m_board, m_net );
m_board->Add( netinfo );
}
pad->SetNetCode( netinfo->GetNetCode() );
}
if( !aEncapsulatedPad )
{
// pad's "Position" is not relative to the footprint's, whereas Pos0 is relative to
// the footprint's but is the unrotated coordinate.
wxPoint padpos( m_positionX, m_positionY );
pad->SetPos0( padpos );
RotatePoint( &padpos, aFootprint->GetOrientation() );
pad->SetPosition( padpos + aFootprint->GetPosition() );
}
aFootprint->Add( pad );
}
void PCB_PAD::AddToBoard()
{
PCB_PAD_SHAPE* padShape;
int i;
int width = 0;
int height = 0;
if( m_objType == wxT( 'V' ) ) // via
{
// choose one of the shapes
for( i = 0; i < (int) m_Shapes.GetCount(); i++ )
{
padShape = m_Shapes[i];
if( padShape->m_Width > 0 && padShape->m_Height > 0 )
{
if( padShape->m_KiCadLayer == F_Cu
|| padShape->m_KiCadLayer == B_Cu )
{
width = padShape->m_Width;
height = padShape->m_Height;
break;
}
}
}
if( width == 0 || height == 0 )
return;
if( IsCopperLayer( m_KiCadLayer ) )
{
PCB_VIA* via = new PCB_VIA( m_board );
m_board->Add( via );
via->SetPosition( wxPoint( m_positionX, m_positionY ) );
via->SetEnd( wxPoint( m_positionX, m_positionY ) );
via->SetWidth( height );
via->SetViaType( VIATYPE::THROUGH );
via->SetLayerPair( F_Cu, B_Cu );
via->SetDrill( m_Hole );
via->SetLayer( m_KiCadLayer );
via->SetNetCode( m_netCode );
}
}
else // pad
{
FOOTPRINT* footprint = new FOOTPRINT( m_board );
m_board->Add( footprint, ADD_MODE::APPEND );
m_name.text = m_defaultPinDes;
footprint->SetPosition( wxPoint( m_positionX, m_positionY ) );
AddToFootprint( footprint, 0, true );
}
}
} // namespace PCAD2KICAD
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