592 lines
15 KiB
C++
592 lines
15 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2009 Jean-Pierre Charras, jaen-pierre.charras@gipsa-lab.inpg.com
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* Copyright (C) 2011 Wayne Stambaugh <stambaughw@verizon.net>
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* Copyright (C) 1992-2011 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/**
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* @file sch_line.cpp
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* @brief Class SCH_LINE implementation
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*/
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#include "fctsys.h"
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#include "gr_basic.h"
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#include "macros.h"
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#include "class_drawpanel.h"
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#include "trigo.h"
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#include "richio.h"
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#include "plot_common.h"
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#include "general.h"
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#include "protos.h"
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#include "sch_line.h"
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#include "class_netlist_object.h"
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#include <boost/foreach.hpp>
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SCH_LINE::SCH_LINE( const wxPoint& pos, int layer ) :
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SCH_ITEM( NULL, SCH_LINE_T )
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{
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m_Start = pos;
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m_End = pos;
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m_Width = 0; // Default thickness used
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m_StartIsDangling = m_EndIsDangling = false;
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switch( layer )
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{
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default:
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m_Layer = LAYER_NOTES;
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break;
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case LAYER_WIRE:
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m_Layer = LAYER_WIRE;
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break;
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case LAYER_BUS:
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m_Layer = LAYER_BUS;
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break;
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}
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}
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SCH_LINE::SCH_LINE( const SCH_LINE& aLine ) :
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SCH_ITEM( aLine )
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{
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m_Start = aLine.m_Start;
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m_End = aLine.m_End;
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m_Width = aLine.m_Width;
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m_StartIsDangling = m_EndIsDangling = false;
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}
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EDA_ITEM* SCH_LINE::doClone() const
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{
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return new SCH_LINE( *this );
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}
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void SCH_LINE::Move( const wxPoint& aOffset )
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{
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if( (m_Flags & STARTPOINT) == 0 && aOffset != wxPoint( 0, 0 ) )
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{
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m_Start += aOffset;
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SetModified();
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}
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if( (m_Flags & ENDPOINT) == 0 && aOffset != wxPoint( 0, 0 ) )
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{
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m_End += aOffset;
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SetModified();
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}
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}
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#if defined(DEBUG)
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void SCH_LINE::Show( int nestLevel, std::ostream& os ) const
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{
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NestedSpace( nestLevel, os ) << '<' << GetClass().Lower().mb_str()
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<< " layer=\"" << m_Layer << '"'
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<< " width=\"" << m_Width << '"'
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<< " startIsDangling=\"" << m_StartIsDangling
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<< '"' << " endIsDangling=\""
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<< m_EndIsDangling << '"' << ">"
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<< " <start" << m_Start << "/>"
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<< " <end" << m_End << "/>" << "</"
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<< GetClass().Lower().mb_str() << ">\n";
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}
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#endif
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EDA_RECT SCH_LINE::GetBoundingBox() const
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{
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int width = 25;
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int xmin = MIN( m_Start.x, m_End.x ) - width;
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int ymin = MIN( m_Start.y, m_End.y ) - width;
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int xmax = MAX( m_Start.x, m_End.x ) + width;
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int ymax = MAX( m_Start.y, m_End.y ) + width;
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// return a rectangle which is [pos,dim) in nature. therefore the +1
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EDA_RECT ret( wxPoint( xmin, ymin ), wxSize( xmax - xmin + 1, ymax - ymin + 1 ) );
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return ret;
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}
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double SCH_LINE::GetLength() const
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{
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return GetLineLength( m_Start, m_End );
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}
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bool SCH_LINE::Save( FILE* aFile ) const
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{
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bool success = true;
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const char* layer = "Notes";
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const char* width = "Line";
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if( GetLayer() == LAYER_WIRE )
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layer = "Wire";
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if( GetLayer() == LAYER_BUS )
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layer = "Bus";
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if( fprintf( aFile, "Wire %s %s\n", layer, width ) == EOF )
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{
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success = false;
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}
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if( fprintf( aFile, "\t%-4d %-4d %-4d %-4d\n", m_Start.x, m_Start.y,
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m_End.x, m_End.y ) == EOF )
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{
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success = false;
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}
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return success;
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}
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bool SCH_LINE::Load( LINE_READER& aLine, wxString& aErrorMsg )
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{
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char Name1[256];
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char Name2[256];
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char* line = (char*) aLine;
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while( (*line != ' ' ) && *line )
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line++;
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if( sscanf( line, "%s %s", Name1, Name2 ) != 2 )
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{
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aErrorMsg.Printf( wxT( "Eeschema file segment error at line %d, aborted" ),
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aLine.LineNumber() );
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aErrorMsg << wxT( "\n" ) << FROM_UTF8( (char*) aLine );
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return false;
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}
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m_Layer = LAYER_NOTES;
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if( Name1[0] == 'W' )
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m_Layer = LAYER_WIRE;
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if( Name1[0] == 'B' )
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m_Layer = LAYER_BUS;
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if( !aLine.ReadLine() || sscanf( (char*) aLine, "%d %d %d %d ",
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&m_Start.x, &m_Start.y, &m_End.x, &m_End.y ) != 4 )
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{
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aErrorMsg.Printf( wxT( "Eeschema file Segment struct error at line %d, aborted" ),
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aLine.LineNumber() );
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aErrorMsg << wxT( "\n" ) << FROM_UTF8( (char*) aLine );
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return false;
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}
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return true;
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}
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int SCH_LINE::GetPenSize() const
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{
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int pensize = ( m_Width == 0 ) ? g_DrawDefaultLineThickness : m_Width;
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if( m_Layer == LAYER_BUS && m_Width == 0 )
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{
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pensize = wxRound( g_DrawDefaultLineThickness * BUS_WIDTH_EXPAND );
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pensize = MAX( pensize, 3 );
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}
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return pensize;
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}
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void SCH_LINE::Draw( EDA_DRAW_PANEL* panel, wxDC* DC, const wxPoint& offset,
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int DrawMode, int Color )
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{
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int color;
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int width = GetPenSize();
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if( Color >= 0 )
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color = Color;
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else
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color = ReturnLayerColor( m_Layer );
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GRSetDrawMode( DC, DrawMode );
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wxPoint start = m_Start;
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wxPoint end = m_End;
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if( ( m_Flags & STARTPOINT ) == 0 )
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start += offset;
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if( ( m_Flags & ENDPOINT ) == 0 )
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end += offset;
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if( m_Layer == LAYER_NOTES )
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GRDashedLine( &panel->m_ClipBox, DC, start.x, start.y, end.x, end.y, width, color );
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else
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GRLine( &panel->m_ClipBox, DC, start, end, width, color );
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if( m_StartIsDangling )
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DrawDanglingSymbol( panel, DC, start, color );
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if( m_EndIsDangling )
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DrawDanglingSymbol( panel, DC, end, color );
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}
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void SCH_LINE::Mirror_X( int aXaxis_position )
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{
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m_Start.y -= aXaxis_position;
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NEGATE( m_Start.y );
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m_Start.y += aXaxis_position;
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m_End.y -= aXaxis_position;
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NEGATE( m_End.y );
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m_End.y += aXaxis_position;
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}
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void SCH_LINE::Mirror_Y( int aYaxis_position )
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{
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m_Start.x -= aYaxis_position;
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NEGATE( m_Start.x );
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m_Start.x += aYaxis_position;
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m_End.x -= aYaxis_position;
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NEGATE( m_End.x );
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m_End.x += aYaxis_position;
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}
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void SCH_LINE::Rotate( wxPoint rotationPoint )
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{
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RotatePoint( &m_Start, rotationPoint, 900 );
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RotatePoint( &m_End, rotationPoint, 900 );
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}
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bool SCH_LINE::MergeOverlap( SCH_LINE* aLine )
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{
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wxCHECK_MSG( aLine != NULL && aLine->Type() == SCH_LINE_T, false,
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wxT( "Cannot test line segment for overlap." ) );
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if( this == aLine || GetLayer() != aLine->GetLayer() )
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return false;
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// Search for a common end, and modify coordinates to ensure RefSegm->m_End
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// == TstSegm->m_Start
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if( m_Start == aLine->m_Start )
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{
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if( m_End == aLine->m_End )
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return true;
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EXCHG( m_Start, m_End );
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}
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else if( m_Start == aLine->m_End )
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{
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EXCHG( m_Start, m_End );
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EXCHG( aLine->m_Start, aLine->m_End );
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}
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else if( m_End == aLine->m_End )
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{
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EXCHG( aLine->m_Start, aLine->m_End );
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}
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else if( m_End != aLine->m_Start )
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{
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// No common end point, segments cannot be merged.
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return false;
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}
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/* Test alignment: */
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if( m_Start.y == m_End.y ) // Horizontal segment
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{
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if( aLine->m_Start.y == aLine->m_End.y )
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{
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m_End = aLine->m_End;
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return true;
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}
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}
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else if( m_Start.x == m_End.x ) // Vertical segment
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{
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if( aLine->m_Start.x == aLine->m_End.x )
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{
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m_End = aLine->m_End;
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return true;
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}
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}
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else
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{
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if( atan2( (double) ( m_Start.x - m_End.x ), (double) ( m_Start.y - m_End.y ) )
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== atan2( (double) ( aLine->m_Start.x - aLine->m_End.x ),
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(double) ( aLine->m_Start.y - aLine->m_End.y ) ) )
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{
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m_End = aLine->m_End;
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return true;
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}
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}
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return false;
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}
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void SCH_LINE::GetEndPoints( std::vector <DANGLING_END_ITEM>& aItemList )
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{
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if( GetLayer() == LAYER_NOTES )
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return;
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if( ( GetLayer() == LAYER_BUS ) || ( GetLayer() == LAYER_WIRE ) )
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{
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DANGLING_END_ITEM item( (GetLayer() == LAYER_BUS) ? BUS_START_END : WIRE_START_END, this );
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item.m_Pos = m_Start;
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DANGLING_END_ITEM item1( (GetLayer() == LAYER_BUS) ? BUS_END_END : WIRE_END_END, this );
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item1.m_Pos = m_End;
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aItemList.push_back( item );
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aItemList.push_back( item1 );
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}
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}
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bool SCH_LINE::IsDanglingStateChanged( std::vector< DANGLING_END_ITEM >& aItemList )
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{
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bool previousStartState = m_StartIsDangling;
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bool previousEndState = m_EndIsDangling;
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m_StartIsDangling = m_EndIsDangling = true;
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if( GetLayer() == LAYER_WIRE )
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{
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BOOST_FOREACH( DANGLING_END_ITEM item, aItemList )
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{
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if( item.m_Item == this )
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continue;
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if( m_Start == item.m_Pos )
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m_StartIsDangling = false;
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if( m_End == item.m_Pos )
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m_EndIsDangling = false;
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if( (m_StartIsDangling == false) && (m_EndIsDangling == false) )
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break;
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}
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}
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else if( GetLayer() == LAYER_BUS || GetLayer() == LAYER_NOTES )
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{
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// Lines on the notes layer and the bus layer cannot be tested for dangling ends.
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previousStartState = previousEndState = m_StartIsDangling = m_EndIsDangling = false;
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}
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return ( previousStartState != m_StartIsDangling ) || ( previousEndState != m_EndIsDangling );
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}
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bool SCH_LINE::IsSelectStateChanged( const wxRect& aRect )
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{
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bool previousState = IsSelected();
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if( aRect.Contains( m_Start ) && aRect.Contains( m_End ) )
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{
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m_Flags |= SELECTED;
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m_Flags &= ~(STARTPOINT | ENDPOINT);
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}
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else if( aRect.Contains( m_Start ) )
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{
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m_Flags &= ~STARTPOINT;
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m_Flags |= ( SELECTED | ENDPOINT );
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}
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else if( aRect.Contains( m_End ) )
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{
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m_Flags &= ~ENDPOINT;
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m_Flags |= ( SELECTED | STARTPOINT );
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}
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else
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{
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m_Flags &= ~( SELECTED | STARTPOINT | ENDPOINT );
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}
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return previousState != IsSelected();
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}
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bool SCH_LINE::IsConnectable() const
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{
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if( m_Layer == LAYER_WIRE || m_Layer == LAYER_BUS )
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return true;
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return false;
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}
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void SCH_LINE::GetConnectionPoints( vector< wxPoint >& aPoints ) const
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{
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aPoints.push_back( m_Start );
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aPoints.push_back( m_End );
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}
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wxString SCH_LINE::GetSelectMenuText() const
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{
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wxString menuText, txtfmt, orient;
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if( m_Start.x == m_End.x )
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orient = _("Vert.");
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else if( m_Start.y == m_End.y )
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orient = _("Horiz.");
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switch( m_Layer )
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{
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case LAYER_NOTES:
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txtfmt = _( "%s Graphic Line from (%s,%s) to (%s,%s) " );
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break;
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case LAYER_WIRE:
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txtfmt = _( "%s Wire from (%s,%s) to (%s,%s)" );
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break;
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case LAYER_BUS:
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txtfmt = _( "%s Bus from (%s,%s) to (%s,%s)" );
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break;
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default:
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txtfmt += _( "%s Line on Unknown Layer from (%s,%s) to (%s,%s)" );
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}
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menuText.Printf( txtfmt, GetChars( orient ),
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GetChars(CoordinateToString( m_Start.x, EESCHEMA_INTERNAL_UNIT )),
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GetChars(CoordinateToString( m_Start.y, EESCHEMA_INTERNAL_UNIT )),
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GetChars(CoordinateToString( m_End.x, EESCHEMA_INTERNAL_UNIT )),
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GetChars(CoordinateToString( m_End.y, EESCHEMA_INTERNAL_UNIT )) );
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return menuText;
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}
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BITMAP_DEF SCH_LINE::GetMenuImage() const
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{
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if( m_Layer == LAYER_NOTES )
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return add_dashed_line_xpm;
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else if( m_Layer == LAYER_WIRE )
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return add_line_xpm;
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return add_bus_xpm;
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}
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void SCH_LINE::GetNetListItem( vector<NETLIST_OBJECT*>& aNetListItems,
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SCH_SHEET_PATH* aSheetPath )
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{
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// Net list item not required for graphic lines.
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if( (GetLayer() != LAYER_BUS) && (GetLayer() != LAYER_WIRE) )
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return;
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NETLIST_OBJECT* item = new NETLIST_OBJECT();
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item->m_SheetList = *aSheetPath;
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item->m_SheetListInclude = *aSheetPath;
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item->m_Comp = (SCH_ITEM*) this;
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item->m_Start = m_Start;
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item->m_End = m_End;
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if( GetLayer() == LAYER_BUS )
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{
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item->m_Type = NET_BUS;
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}
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else /* WIRE */
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{
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item->m_Type = NET_SEGMENT;
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}
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aNetListItems.push_back( item );
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}
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bool SCH_LINE::operator <( const SCH_ITEM& aItem ) const
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{
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if( Type() != aItem.Type() )
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return Type() < aItem.Type();
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SCH_LINE* line = (SCH_LINE*) &aItem;
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if( GetLength() != line->GetLength() )
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return GetLength() < line->GetLength();
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if( m_Start.x != line->m_Start.x )
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return m_Start.x < line->m_Start.x;
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if( m_Start.y != line->m_Start.y )
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return m_Start.y < line->m_Start.y;
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return false;
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}
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bool SCH_LINE::doHitTest( const wxPoint& aPoint, int aAccuracy ) const
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{
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return TestSegmentHit( aPoint, m_Start, m_End, aAccuracy );
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}
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bool SCH_LINE::doHitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy ) const
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{
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EDA_RECT rect = aRect;
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rect.Inflate( aAccuracy );
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if( aContained )
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return rect.Contains( GetBoundingBox() );
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return rect.Intersects( GetBoundingBox() );
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}
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bool SCH_LINE::doIsConnected( const wxPoint& aPosition ) const
|
|
{
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if( m_Layer != LAYER_WIRE && m_Layer != LAYER_BUS )
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return false;
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return IsEndPoint( aPosition );
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}
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void SCH_LINE::doPlot( PLOTTER* aPlotter )
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{
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aPlotter->set_color( ReturnLayerColor( GetLayer() ) );
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aPlotter->set_current_line_width( GetPenSize() );
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if( m_Layer == LAYER_NOTES )
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aPlotter->set_dash( true );
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aPlotter->move_to( m_Start );
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aPlotter->finish_to( m_End );
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if( m_Layer == LAYER_NOTES )
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aPlotter->set_dash( false );
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}
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void SCH_LINE::doSetPosition( const wxPoint& aPosition )
|
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{
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m_End = m_End - ( m_Start - aPosition );
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m_Start = aPosition;
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}
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