240 lines
8.4 KiB
C++
240 lines
8.4 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) 2016 CERN
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* @author Maciej Suminski <maciej.suminski@cern.ch>
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* Copyright (C) 2018-2023 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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#include "graphics_importer_pcbnew.h"
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#include <board.h>
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#include <footprint.h>
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#include <pcb_shape.h>
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#include <pcb_text.h>
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#include <memory>
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#include <tuple>
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GRAPHICS_IMPORTER_PCBNEW::GRAPHICS_IMPORTER_PCBNEW()
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{
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m_layer = Dwgs_User;
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m_millimeterToIu = pcbIUScale.mmToIU( 1.0 );
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}
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VECTOR2I GRAPHICS_IMPORTER_PCBNEW::MapCoordinate( const VECTOR2D& aCoordinate )
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{
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VECTOR2D coord = aCoordinate;
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coord *= GetScale();
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coord += GetImportOffsetMM();
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coord *= GetMillimeterToIuFactor();
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return VECTOR2I( KiROUND( coord.x ), KiROUND( coord.y ) );
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}
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int GRAPHICS_IMPORTER_PCBNEW::MapLineWidth( double aLineWidth )
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{
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VECTOR2D factor = ImportScalingFactor();
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double scale = ( factor.x + factor.y ) * 0.5;
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if( aLineWidth <= 0.0 )
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return int( GetLineWidthMM() * scale );
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// aLineWidth is in mm:
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return int( aLineWidth * scale );
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}
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void GRAPHICS_IMPORTER_PCBNEW::AddLine( const VECTOR2D& aOrigin, const VECTOR2D& aEnd,
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double aWidth, const COLOR4D& aColor )
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{
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std::unique_ptr<PCB_SHAPE> line( createDrawing() );
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line->SetShape( SHAPE_T::SEGMENT );
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line->SetLayer( GetLayer() );
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line->SetStroke( STROKE_PARAMS( MapLineWidth( aWidth ), PLOT_DASH_TYPE::SOLID ) );
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line->SetStart( MapCoordinate( aOrigin ) );
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line->SetEnd( MapCoordinate( aEnd ) );
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// Skip 0 len lines:
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if( line->GetStart() == line->GetEnd() )
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return;
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addItem( std::move( line ) );
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}
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void GRAPHICS_IMPORTER_PCBNEW::AddCircle( const VECTOR2D& aCenter, double aRadius, double aWidth,
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bool aFilled, const COLOR4D& aColor )
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{
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std::unique_ptr<PCB_SHAPE> circle( createDrawing() );
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circle->SetShape( SHAPE_T::CIRCLE );
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circle->SetFilled( aFilled );
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circle->SetLayer( GetLayer() );
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circle->SetStroke( STROKE_PARAMS( MapLineWidth( aWidth ), PLOT_DASH_TYPE::SOLID ) );
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circle->SetStart( MapCoordinate( aCenter ));
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circle->SetEnd( MapCoordinate( VECTOR2D( aCenter.x + aRadius, aCenter.y ) ) );
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addItem( std::move( circle ) );
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}
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void GRAPHICS_IMPORTER_PCBNEW::AddArc( const VECTOR2D& aCenter, const VECTOR2D& aStart,
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const EDA_ANGLE& aAngle, double aWidth,
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const COLOR4D& aColor )
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{
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std::unique_ptr<PCB_SHAPE> arc( createDrawing() );
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arc->SetShape( SHAPE_T::ARC );
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arc->SetLayer( GetLayer() );
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/**
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* We need to perform the rotation/conversion here while still using floating point values
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* to avoid rounding errors when operating in integer space in pcbnew
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*/
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VECTOR2D end = aStart;
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VECTOR2D mid = aStart;
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RotatePoint( end, aCenter, -aAngle );
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RotatePoint( mid, aCenter, -aAngle / 2.0 );
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arc->SetArcGeometry( MapCoordinate( aStart ), MapCoordinate( mid ), MapCoordinate( end ) );
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// Ensure the arc can be handled by Pcbnew. Arcs with a too big radius cannot.
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// The criteria used here is radius < MAX_INT / 2.
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// this is not perfect, but we do not know the exact final position of the arc, so
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// we cannot test the coordinate values, because the arc can be moved before being placed.
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VECTOR2D center = CalcArcCenter( arc->GetStart(), arc->GetEnd(), aAngle );
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double radius = ( center - arc->GetStart() ).EuclideanNorm();
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double rd_max_value = std::numeric_limits<VECTOR2I::coord_type>::max() / 2.0;
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if( radius >= rd_max_value )
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{
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// Arc cannot be handled: convert it to a segment
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AddLine( aStart, end, aWidth, aColor );
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return;
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}
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arc->SetStroke( STROKE_PARAMS( MapLineWidth( aWidth ), PLOT_DASH_TYPE::SOLID ) );
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addItem( std::move( arc ) );
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}
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void GRAPHICS_IMPORTER_PCBNEW::AddPolygon( const std::vector<VECTOR2D>& aVertices, double aWidth,
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const COLOR4D& aColor )
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{
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std::vector<VECTOR2I> convertedPoints;
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convertedPoints.reserve( aVertices.size() );
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for( const VECTOR2D& precisePoint : aVertices )
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convertedPoints.emplace_back( MapCoordinate( precisePoint ) );
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std::unique_ptr<PCB_SHAPE> polygon( createDrawing() );
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polygon->SetShape( SHAPE_T::POLY );
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polygon->SetFilled( GetLayer() != Edge_Cuts );
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polygon->SetLayer( GetLayer() );
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polygon->SetPolyPoints( convertedPoints );
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if( FOOTPRINT* parentFP = polygon->GetParentFootprint() )
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{
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polygon->Rotate( { 0, 0 }, parentFP->GetOrientation() );
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polygon->Move( parentFP->GetPosition() );
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}
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polygon->SetStroke( STROKE_PARAMS( MapLineWidth( aWidth ), PLOT_DASH_TYPE::SOLID ) );
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addItem( std::move( polygon ) );
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}
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void GRAPHICS_IMPORTER_PCBNEW::AddText( const VECTOR2D& aOrigin, const wxString& aText,
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double aHeight, double aWidth, double aThickness,
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double aOrientation, GR_TEXT_H_ALIGN_T aHJustify,
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GR_TEXT_V_ALIGN_T aVJustify, const COLOR4D& aColor )
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{
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std::unique_ptr<PCB_TEXT> textItem = createText();
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textItem->SetLayer( GetLayer() );
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textItem->SetTextThickness( MapLineWidth( aThickness ) );
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textItem->SetTextPos( MapCoordinate( aOrigin ) );
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textItem->SetTextAngle( EDA_ANGLE( aOrientation, DEGREES_T ) );
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textItem->SetTextWidth( aWidth * ImportScalingFactor().x );
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textItem->SetTextHeight( aHeight * ImportScalingFactor().y );
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textItem->SetVertJustify( aVJustify );
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textItem->SetHorizJustify( aHJustify );
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textItem->SetText( aText );
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addItem( std::move( textItem ) );
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}
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void GRAPHICS_IMPORTER_PCBNEW::AddSpline( const VECTOR2D& aStart, const VECTOR2D& BezierControl1,
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const VECTOR2D& BezierControl2, const VECTOR2D& aEnd,
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double aWidth, const COLOR4D& aColor )
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{
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std::unique_ptr<PCB_SHAPE> spline( createDrawing() );
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spline->SetShape( SHAPE_T::BEZIER );
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spline->SetLayer( GetLayer() );
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spline->SetStroke( STROKE_PARAMS( MapLineWidth( aWidth ), PLOT_DASH_TYPE::SOLID ) );
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spline->SetStart( MapCoordinate( aStart ) );
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spline->SetBezierC1( MapCoordinate( BezierControl1 ));
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spline->SetBezierC2( MapCoordinate( BezierControl2 ));
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spline->SetEnd( MapCoordinate( aEnd ) );
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spline->RebuildBezierToSegmentsPointsList( aWidth );
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// If the spline is degenerated (i.e. a segment) add it as segment or discard it if
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// null (i.e. very small) length
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if( spline->GetBezierPoints().size() <= 2 )
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{
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spline->SetShape( SHAPE_T::SEGMENT );
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int dist = VECTOR2I(spline->GetStart()- spline->GetEnd()).EuclideanNorm();
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// segment smaller than MIN_SEG_LEN_ACCEPTABLE_NM nanometers are skipped.
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#define MIN_SEG_LEN_ACCEPTABLE_NM 20
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if( dist < MIN_SEG_LEN_ACCEPTABLE_NM )
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return;
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}
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addItem( std::move( spline ) );
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}
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std::unique_ptr<PCB_SHAPE> GRAPHICS_IMPORTER_BOARD::createDrawing()
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{
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return std::make_unique<PCB_SHAPE>( m_board );
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}
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std::unique_ptr<PCB_TEXT> GRAPHICS_IMPORTER_BOARD::createText()
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{
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return std::make_unique<PCB_TEXT>( m_board );
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}
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std::unique_ptr<PCB_SHAPE> GRAPHICS_IMPORTER_FOOTPRINT::createDrawing()
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{
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return std::make_unique<PCB_SHAPE>( m_footprint );
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}
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std::unique_ptr<PCB_TEXT> GRAPHICS_IMPORTER_FOOTPRINT::createText()
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{
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return std::make_unique<PCB_TEXT>( m_footprint );
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}
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