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kicad/pcbnew/gpcb_plugin.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2012-2017 Wayne Stambaugh <stambaughw@verizon.net>
* Copyright (C) 1992-2017 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
*/
/**
* @file gpcb_plugin.cpp
* @brief Geda PCB file plugin implementation file.
*/
#include <fctsys.h>
#include <common.h>
#include <macros.h>
#include <trigo.h>
#include <wildcards_and_files_ext.h>
#include <filter_reader.h>
#include <class_board.h>
#include <class_module.h>
#include <class_pcb_text.h>
#include <class_drawsegment.h>
#include <class_edge_mod.h>
#include <gpcb_plugin.h>
#include <wx/dir.h>
#include <wx/filename.h>
#include <wx/wfstream.h>
#include <boost/ptr_container/ptr_map.hpp>
#include <memory.h>
/**
* Definition for enabling and disabling footprint library trace output. See the
* wxWidgets documentation on using the WXTRACE environment variable.
*/
static const wxString traceFootprintLibrary( wxT( "GedaPcbFootprintLib" ) );
#ifdef DEBUG
static void inline traceParams( wxArrayString& aParams )
{
wxString tmp;
for( unsigned i = 0; i < aParams.GetCount(); i++ )
{
if( aParams[i].IsEmpty() )
tmp << wxT( "\"\" " );
else
tmp << aParams[i] << wxT( " " );
}
wxLogTrace( traceFootprintLibrary, tmp );
}
#endif
static inline long parseInt( const wxString& aValue, double aScalar )
{
double value = LONG_MAX;
/*
* In 2011 gEDA/pcb introduced values with units, like "10mm" or "200mil".
* Unit-less values are still centimils (100000 units per inch), like with
* the previous format.
*
* Distinction between the even older format (mils, 1000 units per inch)
* and the pre-2011 format is done in ::parseMODULE already; the
* distinction is by wether an object definition opens with '(' or '['.
* All values with explicite unit open with a '[' so there's no need to
* consider this distinction when parsing them.
*
* The solution here is to watch for a unit and, if present, convert the
* value to centimils. All unit-less values are read unaltered. This way
* the code below can contine to consider all read values to be in mils or
* centimils. It also matches the strategy gEDA/pcb uses for backwards
* compatibility with its own layouts.
*
* Fortunately gEDA/pcb allows only units 'mil' and 'mm' in files, see
* definition of ALLOW_READABLE in gEDA/pcb's pcb_printf.h. So we don't
* have to test for all 11 units gEDA/pcb allows in user dialogs.
*/
if( aValue.EndsWith( wxT( "mm" ) ) )
{
aScalar *= 100000.0 / 25.4;
}
else if( aValue.EndsWith( wxT( "mil" ) ) )
{
aScalar *= 100.;
}
// This conversion reports failure on strings as simple as "1000", still
// it returns the right result in &value. Thus, ignore the return value.
aValue.ToCDouble(&value);
if( value == LONG_MAX ) // conversion really failed
{
THROW_IO_ERROR( wxString::Format( _( "Cannot convert \"%s\" to an integer" ),
aValue.GetData() ) );
return 0;
}
return KiROUND( value * aScalar );
}
// Tracing for token parameter arrays.
#ifdef DEBUG
#define TRACE_PARAMS( arr ) traceParams( arr );
#else
#define TRACE_PARAMS( arr ) // Expands to nothing on non-debug builds.
#endif
/**
* Class GPCB_FPL_CACHE_ITEM
* is helper class for creating a footprint library cache.
*
* The new footprint library design is a file path of individual module files
* that contain a single module per file. This class is a helper only for the
* footprint portion of the PLUGIN API, and only for the #PCB_IO plugin. It is
* private to this implementation file so it is not placed into a header.
*/
class GPCB_FPL_CACHE_ITEM
{
wxFileName m_file_name; ///< The the full file name and path of the footprint to cache.
bool m_writable; ///< Writability status of the footprint file.
wxDateTime m_mod_time; ///< The last file modified time stamp.
std::unique_ptr<MODULE> m_module;
public:
GPCB_FPL_CACHE_ITEM( MODULE* aModule, const wxFileName& aFileName );
wxString GetName() const { return m_file_name.GetDirs().Last(); }
wxFileName GetFileName() const { return m_file_name; }
bool IsModified() const;
MODULE* GetModule() const { return m_module.get(); }
void UpdateModificationTime() { m_mod_time = m_file_name.GetModificationTime(); }
};
GPCB_FPL_CACHE_ITEM::GPCB_FPL_CACHE_ITEM( MODULE* aModule, const wxFileName& aFileName ) :
m_module( aModule )
{
m_file_name = aFileName;
m_writable = true; // temporary init
if( m_file_name.FileExists() )
m_mod_time = m_file_name.GetModificationTime();
else
m_mod_time.Now();
}
bool GPCB_FPL_CACHE_ITEM::IsModified() const
{
if( !m_file_name.FileExists() )
return false;
return m_file_name.GetModificationTime() != m_mod_time;
}
typedef boost::ptr_map< std::string, GPCB_FPL_CACHE_ITEM > MODULE_MAP;
typedef MODULE_MAP::iterator MODULE_ITER;
typedef MODULE_MAP::const_iterator MODULE_CITER;
class GPCB_FPL_CACHE
{
GPCB_PLUGIN* m_owner; /// Plugin object that owns the cache.
wxFileName m_lib_path; /// The path of the library.
wxDateTime m_mod_time; /// Footprint library path modified time stamp.
MODULE_MAP m_modules; /// Map of footprint file name per MODULE*.
MODULE* parseMODULE( LINE_READER* aLineReader );
/**
* Function testFlags
* tests \a aFlag for \a aMask or \a aName.
* @param aFlag = List of flags to test against: can be a bit field flag or a list name flag
* a bit field flag is an hexadecimal value: Ox00020000
* a list name flag is a string list of flags, comma separated like square,option1
* @param aMask = flag list to test
* @param aName = flag name to find in list
* @return true if found
*/
bool testFlags( const wxString& aFlag, long aMask, const wxChar* aName );
/**
* Function parseParameters
* extracts parameters and tokens from \a aLineReader and adds them to \a aParameterList.
*
* Delimiter characters are:
* [ ] ( ) Begin and end of parameter list and units indicator
* " is a string delimiter
* space is the param separator
* The first word is the keyword
* the second item is one of ( or [
* other are parameters (number or delimited string)
* last parameter is ) or ]
*
* @param aParameterList This list of parameters parsed.
* @param aLineReader The line reader object to parse.
*/
void parseParameters( wxArrayString& aParameterList, LINE_READER* aLineReader );
public:
GPCB_FPL_CACHE( GPCB_PLUGIN* aOwner, const wxString& aLibraryPath );
wxString GetPath() const { return m_lib_path.GetPath(); }
wxDateTime GetLastModificationTime() const { return m_mod_time; }
bool IsWritable() const { return m_lib_path.IsOk() && m_lib_path.IsDirWritable(); }
MODULE_MAP& GetModules() { return m_modules; }
// Most all functions in this class throw IO_ERROR exceptions. There are no
// error codes nor user interface calls from here, nor in any PLUGIN.
// Catch these exceptions higher up please.
/// Save not implemented for the Geda PCB footprint library format.
void Load();
void Remove( const wxString& aFootprintName );
wxDateTime GetLibModificationTime() const;
/**
* Function IsModified
* check if the footprint cache has been modified relative to \a aLibPath
* and \a aFootprintName.
*
* @param aLibPath is a path to test the current cache library path against.
* @param aFootprintName is the footprint name in the cache to test. If the footprint
* name is empty, the all the footprint files in the library are
* checked to see if they have been modified.
* @return true if the cache has been modified.
*/
bool IsModified( const wxString& aLibPath,
const wxString& aFootprintName = wxEmptyString ) const;
/**
* Function IsPath
* checks if \a aPath is the same as the current cache path.
*
* This tests paths by converting \a aPath using the native separators. Internally
* #FP_CACHE stores the current path using native separators. This prevents path
* miscompares on Windows due to the fact that paths can be stored with / instead of \\
* in the footprint library table.
*
* @param aPath is the library path to test against.
* @return true if \a aPath is the same as the cache path.
*/
bool IsPath( const wxString& aPath ) const;
};
GPCB_FPL_CACHE::GPCB_FPL_CACHE( GPCB_PLUGIN* aOwner, const wxString& aLibraryPath )
{
m_owner = aOwner;
m_lib_path.SetPath( aLibraryPath );
}
wxDateTime GPCB_FPL_CACHE::GetLibModificationTime() const
{
if( !m_lib_path.DirExists() )
return wxDateTime::Now();
return m_lib_path.GetModificationTime();
}
void GPCB_FPL_CACHE::Load()
{
// Note: like our .pretty footprint libraries, the gpcb footprint libraries are folders,
// and the footprints are the .fp files inside this folder.
wxDir dir( m_lib_path.GetPath() );
if( !dir.IsOpened() )
{
THROW_IO_ERROR( wxString::Format( _( "footprint library path '%s' does not exist" ),
m_lib_path.GetPath().GetData() ) );
}
wxString fpFileName;
wxString wildcard = wxT( "*." ) + GedaPcbFootprintLibFileExtension;
if( !dir.GetFirst( &fpFileName, wildcard, wxDIR_FILES ) )
return;
wxString cacheErrorMsg;
do
{
wxFileName fn( m_lib_path.GetPath(), fpFileName );
// Queue I/O errors so only files that fail to parse don't get loaded.
try
{
// reader now owns fp, will close on exception or return
FILE_LINE_READER reader( fn.GetFullPath() );
std::string name = TO_UTF8( fn.GetName() );
MODULE* footprint = parseMODULE( &reader );
// The footprint name is the file name without the extension.
footprint->SetFPID( LIB_ID( fn.GetName() ) );
m_modules.insert( name, new GPCB_FPL_CACHE_ITEM( footprint, fn.GetName() ) );
}
catch( const IO_ERROR& ioe )
{
if( !cacheErrorMsg.IsEmpty() )
cacheErrorMsg += "\n\n";
cacheErrorMsg += ioe.What();
}
} while( dir.GetNext( &fpFileName ) );
// Remember the file modification time of library file when the
// cache snapshot was made, so that in a networked environment we will
// reload the cache as needed.
m_mod_time = GetLibModificationTime();
if( !cacheErrorMsg.IsEmpty() )
THROW_IO_ERROR( cacheErrorMsg );
}
void GPCB_FPL_CACHE::Remove( const wxString& aFootprintName )
{
std::string footprintName = TO_UTF8( aFootprintName );
MODULE_CITER it = m_modules.find( footprintName );
if( it == m_modules.end() )
{
THROW_IO_ERROR( wxString::Format( _( "library <%s> has no footprint '%s' to delete" ),
m_lib_path.GetPath().GetData(),
aFootprintName.GetData() ) );
}
// Remove the module from the cache and delete the module file from the library.
wxString fullPath = it->second->GetFileName().GetFullPath();
m_modules.erase( footprintName );
wxRemoveFile( fullPath );
}
bool GPCB_FPL_CACHE::IsPath( const wxString& aPath ) const
{
// Converts path separators to native path separators
wxFileName newPath;
newPath.AssignDir( aPath );
return m_lib_path == newPath;
}
bool GPCB_FPL_CACHE::IsModified( const wxString& aLibPath, const wxString& aFootprintName ) const
{
// The library is modified if the library path got deleted or changed.
if( !m_lib_path.DirExists() || !IsPath( aLibPath ) )
return true;
// If no footprint was specified, check every file modification time against the time
// it was loaded.
if( aFootprintName.IsEmpty() )
{
for( MODULE_CITER it = m_modules.begin(); it != m_modules.end(); ++it )
{
wxFileName fn = m_lib_path;
fn.SetName( it->second->GetFileName().GetName() );
fn.SetExt( GedaPcbFootprintLibFileExtension );
if( !fn.FileExists() )
{
wxLogTrace( traceFootprintLibrary,
wxT( "Footprint cache file '%s' does not exist." ),
fn.GetFullPath().GetData() );
return true;
}
if( it->second->IsModified() )
{
wxLogTrace( traceFootprintLibrary,
wxT( "Footprint cache file '%s' has been modified." ),
fn.GetFullPath().GetData() );
return true;
}
}
}
else
{
MODULE_CITER it = m_modules.find( TO_UTF8( aFootprintName ) );
if( it == m_modules.end() || it->second->IsModified() )
return true;
}
return false;
}
MODULE* GPCB_FPL_CACHE::parseMODULE( LINE_READER* aLineReader )
{
#define TEXT_DEFAULT_SIZE ( 40*IU_PER_MILS )
#define OLD_GPCB_UNIT_CONV IU_PER_MILS
// Old version unit = 1 mil, so conv_unit is 10 or 0.1
#define NEW_GPCB_UNIT_CONV ( 0.01*IU_PER_MILS )
int paramCnt;
double conv_unit = NEW_GPCB_UNIT_CONV; // GPCB unit = 0.01 mils and Pcbnew 0.1
wxPoint textPos;
wxString msg;
wxArrayString parameters;
std::unique_ptr<MODULE> module( new MODULE( NULL ) );
if( aLineReader->ReadLine() == NULL )
{
msg = aLineReader->GetSource() + ": empty file";
THROW_IO_ERROR( msg );
}
parameters.Clear();
parseParameters( parameters, aLineReader );
paramCnt = parameters.GetCount();
/* From the Geda PCB documentation, valid Element definitions:
* Element [SFlags "Desc" "Name" "Value" MX MY TX TY TDir TScale TSFlags]
* Element (NFlags "Desc" "Name" "Value" MX MY TX TY TDir TScale TNFlags)
* Element (NFlags "Desc" "Name" "Value" TX TY TDir TScale TNFlags)
* Element (NFlags "Desc" "Name" TX TY TDir TScale TNFlags)
* Element ("Desc" "Name" TX TY TDir TScale TNFlags)
*/
if( parameters[0].CmpNoCase( wxT( "Element" ) ) != 0 )
{
msg.Printf( _( "unknown token \"%s\"" ), GetChars( parameters[0] ) );
THROW_PARSE_ERROR( msg, aLineReader->GetSource(), (const char *)aLineReader,
aLineReader->LineNumber(), 0 );
}
if( paramCnt < 10 || paramCnt > 14 )
{
msg.Printf( _( "Element token contains %d parameters." ), paramCnt );
THROW_PARSE_ERROR( msg, aLineReader->GetSource(), (const char *)aLineReader,
aLineReader->LineNumber(), 0 );
}
// Test symbol after "Element": if [ units = 0.01 mils, and if ( units = 1 mil
if( parameters[1] == wxT( "(" ) )
conv_unit = OLD_GPCB_UNIT_CONV;
if( paramCnt > 10 )
{
module->SetDescription( parameters[3] );
module->SetReference( parameters[4] );
}
else
{
module->SetDescription( parameters[2] );
module->SetReference( parameters[3] );
}
// Read value
if( paramCnt > 10 )
module->SetValue( parameters[5] );
// With gEDA/pcb, value is meaningful after instantiation, only, so it's
// often empty in bare footprints.
if( module->Value().GetText().IsEmpty() )
module->Value().SetText( wxT( "Val**" ) );
if( paramCnt == 14 )
{
textPos = wxPoint( parseInt( parameters[8], conv_unit ),
parseInt( parameters[9], conv_unit ) );
}
else
{
textPos = wxPoint( parseInt( parameters[6], conv_unit ),
parseInt( parameters[7], conv_unit ) );
}
int orientation = parseInt( parameters[paramCnt-4], 1.0 );
module->Reference().SetTextAngle( (orientation % 2) ? 900 : 0 );
// Calculate size: default height is 40 mils, width 30 mil.
// real size is: default * ibuf[idx+3] / 100 (size in gpcb is given in percent of default size
int thsize = parseInt( parameters[paramCnt-3], TEXT_DEFAULT_SIZE ) / 100;
thsize = std::max( (int)( 5 * IU_PER_MILS ), thsize ); // Ensure a minimal size = 5 mils
int twsize = thsize * 30 / 40;
int thickness = thsize / 8;
// gEDA/pcb aligns top/left, not pcbnew's default, center/center.
// Compensate for this by shifting the insertion point instead of the
// aligment, because alignment isn't changeable in the GUI.
textPos.x = textPos.x + twsize * module->GetReference().Len() / 2;
textPos.y += thsize / 2;
// gEDA/pcb draws a bit too low/left, while pcbnew draws a bit too
// high/right. Compensate for similar appearance.
textPos.x -= thsize / 10;
textPos.y += thsize / 2;
module->Reference().SetTextPos( textPos );
module->Reference().SetPos0( textPos );
module->Reference().SetTextSize( wxSize( twsize, thsize ) );
module->Reference().SetThickness( thickness );
// gEDA/pcb shows only one of value/reference/description at a time. Which
// one is selectable by a global menu setting. pcbnew needs reference as
// well as value visible, so place the value right below the reference.
module->Value().SetTextAngle( module->Reference().GetTextAngle() );
module->Value().SetTextSize( module->Reference().GetTextSize() );
module->Value().SetThickness( module->Reference().GetThickness() );
textPos.y += thsize * 13 / 10; // 130% line height
module->Value().SetTextPos( textPos );
module->Value().SetPos0( textPos );
while( aLineReader->ReadLine() )
{
parameters.Clear();
parseParameters( parameters, aLineReader );
if( parameters.IsEmpty() || parameters[0] == wxT( "(" ) )
continue;
if( parameters[0] == wxT( ")" ) )
break;
paramCnt = parameters.GetCount();
// Test units value for a string line param (more than 3 parameters : ident [ xx ] )
if( paramCnt > 3 )
{
if( parameters[1] == wxT( "(" ) )
conv_unit = OLD_GPCB_UNIT_CONV;
else
conv_unit = NEW_GPCB_UNIT_CONV;
}
wxLogTrace( traceFootprintLibrary, wxT( "%s parameter count = %d." ),
GetChars( parameters[0] ), paramCnt );
// Parse a line with format: ElementLine [X1 Y1 X2 Y2 Thickness]
if( parameters[0].CmpNoCase( wxT( "ElementLine" ) ) == 0 )
{
if( paramCnt != 8 )
{
msg.Printf( wxT( "ElementLine token contains %d parameters." ), paramCnt );
THROW_PARSE_ERROR( msg, aLineReader->GetSource(), (const char *)aLineReader,
aLineReader->LineNumber(), 0 );
}
EDGE_MODULE* drawSeg = new EDGE_MODULE( module.get() );
drawSeg->SetLayer( F_SilkS );
drawSeg->SetShape( S_SEGMENT );
drawSeg->SetStart0( wxPoint( parseInt( parameters[2], conv_unit ),
parseInt( parameters[3], conv_unit ) ) );
drawSeg->SetEnd0( wxPoint( parseInt( parameters[4], conv_unit ),
parseInt( parameters[5], conv_unit ) ) );
drawSeg->SetWidth( parseInt( parameters[6], conv_unit ) );
drawSeg->SetDrawCoord();
module->GraphicalItems().PushBack( drawSeg );
continue;
}
// Parse an arc with format: ElementArc [X Y Width Height StartAngle DeltaAngle Thickness]
if( parameters[0].CmpNoCase( wxT( "ElementArc" ) ) == 0 )
{
if( paramCnt != 10 )
{
msg.Printf( wxT( "ElementArc token contains %d parameters." ), paramCnt );
THROW_PARSE_ERROR( msg, aLineReader->GetSource(), (const char *)aLineReader,
aLineReader->LineNumber(), 0 );
}
// Pcbnew does know ellipse so we must have Width = Height
EDGE_MODULE* drawSeg = new EDGE_MODULE( module.get() );
drawSeg->SetLayer( F_SilkS );
drawSeg->SetShape( S_ARC );
module->GraphicalItems().PushBack( drawSeg );
// for and arc: ibuf[3] = ibuf[4]. Pcbnew does not know ellipses
int radius = ( parseInt( parameters[4], conv_unit ) +
parseInt( parameters[5], conv_unit ) ) / 2;
wxPoint centre( parseInt( parameters[2], conv_unit ),
parseInt( parameters[3], conv_unit ) );
drawSeg->SetStart0( centre );
// Pcbnew start angles are inverted and 180 degrees from Geda PCB angles.
double start_angle = parseInt( parameters[6], -10.0 ) + 1800.0;
// Pcbnew delta angle direction is the opposite of Geda PCB delta angles.
double sweep_angle = parseInt( parameters[7], -10.0 );
// Geda PCB does not support circles.
if( sweep_angle == -3600.0 )
drawSeg->SetShape( S_CIRCLE );
// Angle value is clockwise in gpcb and Pcbnew.
drawSeg->SetAngle( sweep_angle );
drawSeg->SetEnd0( wxPoint( radius, 0 ) );
// Calculate start point coordinate of arc
wxPoint arcStart( drawSeg->GetEnd0() );
RotatePoint( &arcStart, -start_angle );
drawSeg->SetEnd0( centre + arcStart );
drawSeg->SetWidth( parseInt( parameters[8], conv_unit ) );
drawSeg->SetDrawCoord();
continue;
}
// Parse a Pad with no hole with format:
// Pad [rX1 rY1 rX2 rY2 Thickness Clearance Mask "Name" "Number" SFlags]
// Pad (rX1 rY1 rX2 rY2 Thickness Clearance Mask "Name" "Number" NFlags)
// Pad (aX1 aY1 aX2 aY2 Thickness "Name" "Number" NFlags)
// Pad (aX1 aY1 aX2 aY2 Thickness "Name" NFlags)
if( parameters[0].CmpNoCase( wxT( "Pad" ) ) == 0 )
{
if( paramCnt < 10 || paramCnt > 13 )
{
msg.Printf( wxT( "Pad token contains %d parameters." ), paramCnt );
THROW_PARSE_ERROR( msg, aLineReader->GetSource(), (const char *)aLineReader,
aLineReader->LineNumber(), 0 );
}
D_PAD* pad = new D_PAD( module.get() );
static const LSET pad_front( 3, F_Cu, F_Mask, F_Paste );
static const LSET pad_back( 3, B_Cu, B_Mask, B_Paste );
pad->SetShape( PAD_SHAPE_RECT );
pad->SetAttribute( PAD_ATTRIB_SMD );
pad->SetLayerSet( pad_front );
if( testFlags( parameters[paramCnt-2], 0x0080, wxT( "onsolder" ) ) )
pad->SetLayerSet( pad_back );
// Set the pad name:
// Pcbnew pad name is used for electrical connection calculations.
// Accordingly it should be mapped to gEDA's pin/pad number,
// which is used for the same purpose.
// gEDA also features a pin/pad "name", which is an arbitrary string
// and set to the pin name of the netlist on instantiation. Many gEDA
// bare footprints use identical strings for name and number, so this
// can be a bit confusing.
pad->SetPadName( parameters[paramCnt-3] );
int x1 = parseInt( parameters[2], conv_unit );
int x2 = parseInt( parameters[4], conv_unit );
int y1 = parseInt( parameters[3], conv_unit );
int y2 = parseInt( parameters[5], conv_unit );
int width = parseInt( parameters[6], conv_unit );
wxPoint delta( x2 - x1, y2 - y1 );
double angle = atan2( (double)delta.y, (double)delta.x );
// Get the pad clearance and the solder mask clearance.
if( paramCnt == 13 )
{
int clearance = parseInt( parameters[7], conv_unit );
// One of gEDA's oddities is that clearance between pad and polygon
// is given as the gap on both sides of the pad together, so for
// KiCad it has to halfed.
pad->SetLocalClearance( clearance / 2 );
// In GEDA, the mask value is the size of the hole in this
// solder mask. In Pcbnew, it is a margin, therefore the distance
// between the copper and the mask
int maskMargin = parseInt( parameters[8], conv_unit );
maskMargin = ( maskMargin - width ) / 2;
pad->SetLocalSolderMaskMargin( maskMargin );
}
// Negate angle (due to Y reversed axis) and convert it to internal units
angle = - RAD2DECIDEG( angle );
pad->SetOrientation( KiROUND( angle ) );
wxPoint padPos( (x1 + x2) / 2, (y1 + y2) / 2 );
pad->SetSize( wxSize( KiROUND( EuclideanNorm( delta ) ) + width,
width ) );
padPos += module->GetPosition();
pad->SetPos0( padPos );
pad->SetPosition( padPos );
if( !testFlags( parameters[paramCnt-2], 0x0100, wxT( "square" ) ) )
{
if( pad->GetSize().x == pad->GetSize().y )
pad->SetShape( PAD_SHAPE_CIRCLE );
else
pad->SetShape( PAD_SHAPE_OVAL );
}
module->Add( pad );
continue;
}
// Parse a Pin with through hole with format:
// Pin [rX rY Thickness Clearance Mask Drill "Name" "Number" SFlags]
// Pin (rX rY Thickness Clearance Mask Drill "Name" "Number" NFlags)
// Pin (aX aY Thickness Drill "Name" "Number" NFlags)
// Pin (aX aY Thickness Drill "Name" NFlags)
// Pin (aX aY Thickness "Name" NFlags)
if( parameters[0].CmpNoCase( wxT( "Pin" ) ) == 0 )
{
if( paramCnt < 8 || paramCnt > 12 )
{
msg.Printf( wxT( "Pin token contains %d parameters." ), paramCnt );
THROW_PARSE_ERROR( msg, aLineReader->GetSource(), (const char *)aLineReader,
aLineReader->LineNumber(), 0 );
}
D_PAD* pad = new D_PAD( module.get() );
pad->SetShape( PAD_SHAPE_CIRCLE );
static const LSET pad_set = LSET::AllCuMask() | LSET( 3, F_SilkS, F_Mask, B_Mask );
pad->SetLayerSet( pad_set );
if( testFlags( parameters[paramCnt-2], 0x0100, wxT( "square" ) ) )
pad->SetShape( PAD_SHAPE_RECT );
// Set the pad name:
// Pcbnew pad name is used for electrical connection calculations.
// Accordingly it should be mapped to gEDA's pin/pad number,
// which is used for the same purpose.
pad->SetPadName( parameters[paramCnt-3] );
wxPoint padPos( parseInt( parameters[2], conv_unit ),
parseInt( parameters[3], conv_unit ) );
int padSize = parseInt( parameters[4], conv_unit );
pad->SetSize( wxSize( padSize, padSize ) );
int drillSize = 0;
// Get the pad clearance, solder mask clearance, and drill size.
if( paramCnt == 12 )
{
int clearance = parseInt( parameters[5], conv_unit );
// One of gEDA's oddities is that clearance between pad and polygon
// is given as the gap on both sides of the pad together, so for
// KiCad it has to halfed.
pad->SetLocalClearance( clearance / 2 );
// In GEDA, the mask value is the size of the hole in this
// solder mask. In Pcbnew, it is a margin, therefore the distance
// between the copper and the mask
int maskMargin = parseInt( parameters[6], conv_unit );
maskMargin = ( maskMargin - padSize ) / 2;
pad->SetLocalSolderMaskMargin( maskMargin );
drillSize = parseInt( parameters[7], conv_unit );
}
else
{
drillSize = parseInt( parameters[5], conv_unit );
}
pad->SetDrillSize( wxSize( drillSize, drillSize ) );
padPos += module->GetPosition();
pad->SetPos0( padPos );
pad->SetPosition( padPos );
if( pad->GetShape() == PAD_SHAPE_CIRCLE && pad->GetSize().x != pad->GetSize().y )
pad->SetShape( PAD_SHAPE_OVAL );
module->Add( pad );
continue;
}
}
// Recalculate the bounding box
module->CalculateBoundingBox();
return module.release();
}
void GPCB_FPL_CACHE::parseParameters( wxArrayString& aParameterList, LINE_READER* aLineReader )
{
char key;
wxString tmp;
char* line = aLineReader->Line();
// Last line already ready in main parser loop.
while( *line != 0 )
{
key = *line;
line++;
switch( key )
{
case '[':
case '(':
if( !tmp.IsEmpty() )
{
aParameterList.Add( tmp );
tmp.Clear();
}
tmp.Append( key );
aParameterList.Add( tmp );
tmp.Clear();
// Opening delimiter "(" after Element statement. Any other occurrence is part
// of a keyword definition.
if( aParameterList.GetCount() == 1 )
{
TRACE_PARAMS( aParameterList );
return;
}
break;
case ']':
case ')':
if( !tmp.IsEmpty() )
{
aParameterList.Add( tmp );
tmp.Clear();
}
tmp.Append( key );
aParameterList.Add( tmp );
TRACE_PARAMS( aParameterList );
return;
case '\n':
case '\r':
// Element descriptions can span multiple lines.
line = aLineReader->ReadLine();
// Fall through is intentional.
case '\t':
case ' ':
if( !tmp.IsEmpty() )
{
aParameterList.Add( tmp );
tmp.Clear();
}
break;
case '"':
// Handle empty quotes.
if( *line == '"' )
{
line++;
tmp.Clear();
aParameterList.Add( wxEmptyString );
break;
}
while( *line != 0 )
{
key = *line;
line++;
if( key == '"' )
{
aParameterList.Add( tmp );
tmp.Clear();
break;
}
else
{
tmp.Append( key );
}
}
break;
case '#':
line = aLineReader->ReadLine();
break;
default:
tmp.Append( key );
break;
}
}
}
bool GPCB_FPL_CACHE::testFlags( const wxString& aFlag, long aMask, const wxChar* aName )
{
wxString number;
if( aFlag.StartsWith( wxT( "0x" ), &number ) || aFlag.StartsWith( wxT( "0X" ), &number ) )
{
long lflags;
if( number.ToLong( &lflags, 16 ) && ( lflags & aMask ) )
return true;
}
else if( aFlag.Contains( aName ) )
{
return true;
}
return false;
}
GPCB_PLUGIN::GPCB_PLUGIN() :
m_cache( 0 ),
m_ctl( 0 )
{
m_reader = NULL;
init( 0 );
}
GPCB_PLUGIN::GPCB_PLUGIN( int aControlFlags ) :
m_cache( 0 ),
m_ctl( aControlFlags )
{
m_reader = NULL;
init( 0 );
}
GPCB_PLUGIN::~GPCB_PLUGIN()
{
delete m_cache;
}
void GPCB_PLUGIN::init( const PROPERTIES* aProperties )
{
m_props = aProperties;
}
void GPCB_PLUGIN::cacheLib( const wxString& aLibraryPath, const wxString& aFootprintName )
{
if( !m_cache || m_cache->IsModified( aLibraryPath, aFootprintName ) )
{
// a spectacular episode in memory management:
delete m_cache;
m_cache = new GPCB_FPL_CACHE( this, aLibraryPath );
m_cache->Load();
}
}
void GPCB_PLUGIN::FootprintEnumerate( wxArrayString& aFootprintNames,
const wxString& aLibraryPath,
const PROPERTIES* aProperties )
{
LOCALE_IO toggle; // toggles on, then off, the C locale.
wxDir dir( aLibraryPath );
if( !dir.IsOpened() )
{
THROW_IO_ERROR( wxString::Format( _( "footprint library path '%s' does not exist" ),
GetChars( aLibraryPath ) ) );
}
init( aProperties );
wxString errorMsg;
// Some of the files may have been parsed correctly so we want to add the valid files to
// the library.
try
{
cacheLib( aLibraryPath );
}
catch( const IO_ERROR& ioe )
{
errorMsg = ioe.What();
}
const MODULE_MAP& mods = m_cache->GetModules();
for( MODULE_CITER it = mods.begin(); it != mods.end(); ++it )
{
aFootprintNames.Add( FROM_UTF8( it->first.c_str() ) );
}
if( !errorMsg.IsEmpty() )
THROW_IO_ERROR( errorMsg );
}
MODULE* GPCB_PLUGIN::FootprintLoad( const wxString& aLibraryPath, const wxString& aFootprintName,
const PROPERTIES* aProperties )
{
LOCALE_IO toggle; // toggles on, then off, the C locale.
init( aProperties );
cacheLib( aLibraryPath, aFootprintName );
const MODULE_MAP& mods = m_cache->GetModules();
MODULE_CITER it = mods.find( TO_UTF8( aFootprintName ) );
if( it == mods.end() )
{
return NULL;
}
// copy constructor to clone the already loaded MODULE
return new MODULE( *it->second->GetModule() );
}
void GPCB_PLUGIN::FootprintDelete( const wxString& aLibraryPath, const wxString& aFootprintName,
const PROPERTIES* aProperties )
{
LOCALE_IO toggle; // toggles on, then off, the C locale.
init( aProperties );
cacheLib( aLibraryPath );
if( !m_cache->IsWritable() )
{
THROW_IO_ERROR( wxString::Format( _( "Library '%s' is read only" ),
aLibraryPath.GetData() ) );
}
m_cache->Remove( aFootprintName );
}
bool GPCB_PLUGIN::FootprintLibDelete( const wxString& aLibraryPath, const PROPERTIES* aProperties )
{
wxFileName fn;
fn.SetPath( aLibraryPath );
// Return if there is no library path to delete.
if( !fn.DirExists() )
return false;
if( !fn.IsDirWritable() )
{
THROW_IO_ERROR( wxString::Format( _( "user does not have permission to delete directory '%s'" ),
aLibraryPath.GetData() ) );
}
wxDir dir( aLibraryPath );
if( dir.HasSubDirs() )
{
THROW_IO_ERROR( wxString::Format( _( "library directory '%s' has unexpected sub-directories" ),
aLibraryPath.GetData() ) );
}
// All the footprint files must be deleted before the directory can be deleted.
if( dir.HasFiles() )
{
unsigned i;
wxFileName tmp;
wxArrayString files;
wxDir::GetAllFiles( aLibraryPath, &files );
for( i = 0; i < files.GetCount(); i++ )
{
tmp = files[i];
if( tmp.GetExt() != KiCadFootprintFileExtension )
{
THROW_IO_ERROR( wxString::Format( _( "unexpected file '%s' was found in library path '%s'" ),
files[i].GetData(), aLibraryPath.GetData() ) );
}
}
for( i = 0; i < files.GetCount(); i++ )
{
wxRemoveFile( files[i] );
}
}
wxLogTrace( traceFootprintLibrary, wxT( "Removing footprint library '%s'" ),
aLibraryPath.GetData() );
// Some of the more elaborate wxRemoveFile() crap puts up its own wxLog dialog
// we don't want that. we want bare metal portability with no UI here.
if( !wxRmdir( aLibraryPath ) )
{
THROW_IO_ERROR( wxString::Format( _( "footprint library '%s' cannot be deleted" ),
aLibraryPath.GetData() ) );
}
// For some reason removing a directory in Windows is not immediately updated. This delay
// prevents an error when attempting to immediately recreate the same directory when over
// writing an existing library.
#ifdef __WINDOWS__
wxMilliSleep( 250L );
#endif
if( m_cache && m_cache->GetPath() == aLibraryPath )
{
delete m_cache;
m_cache = NULL;
}
return true;
}
bool GPCB_PLUGIN::IsFootprintLibWritable( const wxString& aLibraryPath )
{
LOCALE_IO toggle;
init( NULL );
cacheLib( aLibraryPath );
return m_cache->IsWritable();
}
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