kicad/gerbview/class_gerber_file_image_lis...

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/**
* @file class_gerber_file_image.cpp
* a GERBER class handle for a given layer info about used D_CODES and how the layer is drawn
*/
/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 1992-2016 Jean-Pierre Charras jp.charras at wanadoo.fr
* Copyright (C) 1992-2016 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 <fctsys.h>
#include <gerbview.h>
#include <gerbview_frame.h>
#include <class_gerber_file_image.h>
#include <class_gerber_file_image_list.h>
#include <class_X2_gerber_attributes.h>
#include <map>
// The global image list:
GERBER_FILE_IMAGE_LIST s_GERBER_List;
// GERBER_FILE_IMAGE_LIST is a helper class to handle a list of GERBER_FILE_IMAGE files
GERBER_FILE_IMAGE_LIST::GERBER_FILE_IMAGE_LIST()
{
m_GERBER_List.reserve( GERBER_DRAWLAYERS_COUNT );
for( unsigned layer = 0; layer < GERBER_DRAWLAYERS_COUNT; ++layer )
m_GERBER_List.push_back( NULL );
}
GERBER_FILE_IMAGE_LIST::~GERBER_FILE_IMAGE_LIST()
{
DeleteAllImages();
}
GERBER_FILE_IMAGE_LIST& GERBER_FILE_IMAGE_LIST::GetImagesList()
{
return s_GERBER_List;
}
GERBER_FILE_IMAGE* GERBER_FILE_IMAGE_LIST::GetGbrImage( int aIdx )
{
if( (unsigned)aIdx < m_GERBER_List.size() )
return m_GERBER_List[aIdx];
return NULL;
}
/* creates a new, empty GERBER_FILE_IMAGE* at index aIdx
* or at the first free location if aIdx < 0
* aIdx = the index of graphic layer to use, or -1 to uses the first free graphic layer
* return the index actually used, or -1 if no room to add image
*/
int GERBER_FILE_IMAGE_LIST::AddGbrImage( GERBER_FILE_IMAGE* aGbrImage, int aIdx )
{
int idx = aIdx;
if( idx < 0 )
{
for( idx = 0; idx < (int)m_GERBER_List.size(); idx++ )
{
if( m_GERBER_List[idx] == NULL )
break;
}
}
if( idx >= (int)m_GERBER_List.size() )
return -1; // No room
m_GERBER_List[idx] = aGbrImage;
return idx;
}
void GERBER_FILE_IMAGE_LIST::DeleteAllImages()
{
for( unsigned idx = 0; idx < m_GERBER_List.size(); ++idx )
DeleteImage( idx );
}
void GERBER_FILE_IMAGE_LIST::DeleteImage( int aIdx )
{
// Ensure the index is valid:
if( aIdx < 0 || aIdx >= int( m_GERBER_List.size() ) )
return;
// delete image aIdx
GERBER_FILE_IMAGE* gbr_image = GetGbrImage( aIdx );
delete gbr_image;
m_GERBER_List[ aIdx ] = NULL;
}
// Build a name for image aIdx which can be used in layers manager
const wxString GERBER_FILE_IMAGE_LIST::GetDisplayName( int aIdx )
{
wxString name;
GERBER_FILE_IMAGE* gerber = NULL;
if( aIdx >= 0 && aIdx < (int)m_GERBER_List.size() )
gerber = m_GERBER_List[aIdx];
// if a file is loaded, build the name:
// <id> <short filename> <X2 FileFunction info> if a X2 FileFunction info is found
// or (if no FileFunction info)
// <id> <short filename> *
if( gerber )
{
wxFileName fn( gerber->m_FileName );
wxString filename = fn.GetFullName();
// if the filename is too long, display a shortened name:
const int maxlen = 30;
if( filename.Length() > maxlen )
{
wxString shortenedfn = filename.Left(2) + "..." + filename.Right(maxlen-5);
filename = shortenedfn;
}
if( gerber->m_FileFunction )
{
if( gerber->m_FileFunction->IsCopper() )
{
name.Printf( "%d %s (%s, %s, %s)", aIdx + 1,
filename.GetData(),
GetChars( gerber->m_FileFunction->GetFileType() ),
GetChars( gerber->m_FileFunction->GetBrdLayerId() ),
GetChars( gerber->m_FileFunction->GetBrdLayerSide() ) );
}
else
{
name.Printf( "%d %s (%s, %s)", aIdx + 1,
filename.GetData(),
GetChars( gerber->m_FileFunction->GetFileType() ),
GetChars( gerber->m_FileFunction->GetBrdLayerId() ) );
}
}
else
name.Printf( _( "%d %s" ), aIdx + 1, filename.GetData() );
}
else
name.Printf( _( "Graphic layer %d" ), aIdx + 1 );
return name;
}
// Helper function, for std::sort.
// Sort loaded images by Z order priority, if they have the X2 FileFormat info
// returns true if the first argument (ref) is ordered before the second (test).
static bool sortZorder( const GERBER_FILE_IMAGE* const& ref, const GERBER_FILE_IMAGE* const& test )
{
if( !ref && !test )
return false; // do not change order: no criteria to sort items
if( !ref || !ref->m_InUse )
return false; // Not used: ref ordered after
if( !test || !test->m_InUse )
return true; // Not used: ref ordered before
if( !ref->m_FileFunction && !test->m_FileFunction )
return false; // do not change order: no criteria to sort items
if( !ref->m_FileFunction )
return false;
if( !test->m_FileFunction )
return true;
if( ref->m_FileFunction->GetZOrder() != test->m_FileFunction->GetZOrder() )
return ref->m_FileFunction->GetZOrder() > test->m_FileFunction->GetZOrder();
return ref->m_FileFunction->GetZSubOrder() > test->m_FileFunction->GetZSubOrder();
}
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void GERBER_FILE_IMAGE_LIST::SortImagesByZOrder()
{
std::sort( m_GERBER_List.begin(), m_GERBER_List.end(), sortZorder );
// The image order has changed.
// Graphic layer numbering must be updated to match the widgets layer order
// Store the old/new graphic layer info:
std::map <int, int> tab_lyr;
for( unsigned layer = 0; layer < m_GERBER_List.size(); ++layer )
{
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GERBER_FILE_IMAGE* gerber = m_GERBER_List[layer];
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if( !gerber )
continue;
tab_lyr[gerber->m_GraphicLayer] = layer;
gerber->m_GraphicLayer = layer ;
}
}