323 lines
7.5 KiB
C++
323 lines
7.5 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) 2004 Jean-Pierre Charras, jaen-pierre.charras@gipsa-lab.inpg.com
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* Copyright (C) 2004-2011 KiCad Developers, see change_log.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_bus_entry.cpp
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*
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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 <common.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_bus_entry.h>
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SCH_BUS_ENTRY::SCH_BUS_ENTRY( const wxPoint& pos, int shape, int id ) :
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SCH_ITEM( NULL, SCH_BUS_ENTRY_T )
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{
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m_pos = pos;
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m_size.x = 100;
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m_size.y = 100;
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m_Layer = LAYER_WIRE;
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m_width = 0;
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if( id == BUS_TO_BUS )
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{
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m_Layer = LAYER_BUS;
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}
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if( shape == '/' )
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m_size.y = -100;
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}
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EDA_ITEM* SCH_BUS_ENTRY::Clone() const
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{
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return new SCH_BUS_ENTRY( *this );
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}
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wxPoint SCH_BUS_ENTRY::m_End() const
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{
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return wxPoint( m_pos.x + m_size.x, m_pos.y + m_size.y );
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}
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void SCH_BUS_ENTRY::SwapData( SCH_ITEM* aItem )
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{
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wxCHECK_RET( (aItem != NULL) && (aItem->Type() == SCH_BUS_ENTRY_T),
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wxT( "Cannot swap bus entry data with invalid item." ) );
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SCH_BUS_ENTRY* item = (SCH_BUS_ENTRY*)aItem;
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EXCHG( m_pos, item->m_pos );
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EXCHG( m_size, item->m_size );
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EXCHG( m_width, item->m_width );
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}
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bool SCH_BUS_ENTRY::Save( FILE* aFile ) const
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{
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bool success = true;
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const char* layer = "Wire";
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const char* width = "Line";
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if( GetLayer() == LAYER_BUS )
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{
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layer = "Bus"; width = "Bus";
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}
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if( fprintf( aFile, "Entry %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",
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m_pos.x, m_pos.y, 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_BUS_ENTRY::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 bus entry load error at line %d" ),
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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_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 ", &m_pos.x, &m_pos.y,
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&m_size.x, &m_size.y ) != 4 )
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{
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aErrorMsg.Printf( wxT( "Eeschema file bus entry load error at line %d" ),
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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_size.x -= m_pos.x;
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m_size.y -= m_pos.y;
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return true;
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}
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EDA_RECT SCH_BUS_ENTRY::GetBoundingBox() const
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{
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EDA_RECT box;
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box.SetOrigin( m_pos );
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box.SetEnd( m_End() );
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box.Normalize();
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int width = ( m_width == 0 ) ? g_DrawDefaultLineThickness : m_width;
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box.Inflate( width / 2 );
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return box;
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}
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int SCH_BUS_ENTRY::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 = KiROUND( 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_BUS_ENTRY::Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aOffset,
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int aDrawMode, int aColor )
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{
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int color;
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if( aColor >= 0 )
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color = aColor;
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else
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color = ReturnLayerColor( m_Layer );
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GRSetDrawMode( aDC, aDrawMode );
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GRLine( aPanel->GetClipBox(), aDC, m_pos.x + aOffset.x, m_pos.y + aOffset.y,
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m_End().x + aOffset.x, m_End().y + aOffset.y, GetPenSize(), color );
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}
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void SCH_BUS_ENTRY::MirrorX( int aXaxis_position )
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{
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m_pos.y -= aXaxis_position;
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NEGATE( m_pos.y );
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m_pos.y += aXaxis_position;
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NEGATE( m_size.y );
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}
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void SCH_BUS_ENTRY::MirrorY( int aYaxis_position )
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{
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m_pos.x -= aYaxis_position;
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NEGATE( m_pos.x );
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m_pos.x += aYaxis_position;
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NEGATE( m_size.x );
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}
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void SCH_BUS_ENTRY::Rotate( wxPoint aPosition )
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{
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RotatePoint( &m_pos, aPosition, 900 );
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RotatePoint( &m_size.x, &m_size.y, 900 );
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}
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void SCH_BUS_ENTRY::GetEndPoints( std::vector< DANGLING_END_ITEM >& aItemList )
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{
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DANGLING_END_ITEM item( ENTRY_END, this, m_pos );
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aItemList.push_back( item );
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DANGLING_END_ITEM item1( ENTRY_END, this, m_End() );
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aItemList.push_back( item1 );
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}
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bool SCH_BUS_ENTRY::IsSelectStateChanged( const wxRect& aRect )
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{
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bool previousState = IsSelected();
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// If either end of the bus entry is inside the selection rectangle, the entire
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// bus entry is selected. Bus entries have a fixed length and angle.
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if( aRect.Contains( m_pos ) || aRect.Contains( m_End() ) )
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m_Flags |= SELECTED;
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else
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m_Flags &= ~SELECTED;
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return previousState != IsSelected();
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}
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void SCH_BUS_ENTRY::GetConnectionPoints( vector< wxPoint >& aPoints ) const
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{
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aPoints.push_back( m_pos );
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aPoints.push_back( m_End() );
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}
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wxString SCH_BUS_ENTRY::GetSelectMenuText() const
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{
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if( m_Layer == LAYER_WIRE )
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return wxString( _( "Bus to Wire Entry" ) );
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return wxString( _( "Bus to Bus Entry" ) );
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}
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bool SCH_BUS_ENTRY::HitTest( const wxPoint& aPosition, int aAccuracy ) const
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{
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return TestSegmentHit( aPosition, m_pos, m_End(), aAccuracy );
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}
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bool SCH_BUS_ENTRY::HitTest( 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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void SCH_BUS_ENTRY::Plot( PLOTTER* aPlotter )
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{
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aPlotter->set_current_line_width( GetPenSize() );
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aPlotter->set_color( ReturnLayerColor( GetLayer() ) );
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aPlotter->move_to( m_pos );
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aPlotter->finish_to( m_End() );
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}
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/* SetBusEntryShape:
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* Set the shape of the bus entry.
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* aShape = ascii code '/' or '\'
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*/
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void SCH_BUS_ENTRY::SetBusEntryShape( int aShape )
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{
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switch( aShape )
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{
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case '\\':
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if( m_size.y < 0 )
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m_size.y = -m_size.y;
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break;
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case '/':
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if( m_size.y > 0 )
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m_size.y = -m_size.y;
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break;
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}
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}
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/* GetBusEntryShape:
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* return the shape of the bus entry, as an ascii code '/' or '\'
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*/
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int SCH_BUS_ENTRY::GetBusEntryShape() const
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{
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int shape = '\\';
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if( GetSize().y < 0 )
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shape = '/';
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return shape;
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}
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