358 lines
9.6 KiB
C++
358 lines
9.6 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) 2004-2020 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 <sch_draw_panel.h>
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#include <plotter.h>
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#include <trigo.h>
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#include <bezier_curves.h>
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#include <base_units.h>
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#include <eda_draw_frame.h>
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#include <widgets/msgpanel.h>
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#include <eda_draw_frame.h>
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#include <general.h>
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#include <lib_bezier.h>
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#include <transform.h>
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#include <settings/color_settings.h>
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LIB_BEZIER::LIB_BEZIER( LIB_PART* aParent ) :
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LIB_ITEM( LIB_BEZIER_T, aParent )
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{
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m_Fill = FILL_TYPE::NO_FILL;
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m_Width = 0;
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m_isFillable = true;
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}
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EDA_ITEM* LIB_BEZIER::Clone() const
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{
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return new LIB_BEZIER( *this );
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}
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int LIB_BEZIER::compare( const LIB_ITEM& aOther, LIB_ITEM::COMPARE_FLAGS aCompareFlags ) const
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{
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wxASSERT( aOther.Type() == LIB_BEZIER_T );
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int retv = LIB_ITEM::compare( aOther );
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if( retv )
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return retv;
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const LIB_BEZIER* tmp = ( LIB_BEZIER* ) &aOther;
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if( m_BezierPoints.size() != tmp->m_BezierPoints.size() )
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return m_BezierPoints.size() - tmp->m_BezierPoints.size();
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for( size_t i = 0; i < m_BezierPoints.size(); i++ )
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{
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if( m_BezierPoints[i].x != tmp->m_BezierPoints[i].x )
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return m_BezierPoints[i].x - tmp->m_BezierPoints[i].x;
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if( m_BezierPoints[i].y != tmp->m_BezierPoints[i].y )
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return m_BezierPoints[i].y - tmp->m_BezierPoints[i].y;
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}
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return 0;
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}
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void LIB_BEZIER::Offset( const wxPoint& aOffset )
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{
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size_t i;
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for( i = 0; i < m_BezierPoints.size(); i++ )
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m_BezierPoints[i] += aOffset;
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for( i = 0; i < m_PolyPoints.size(); i++ )
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m_PolyPoints[i] += aOffset;
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}
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void LIB_BEZIER::MoveTo( const wxPoint& aPosition )
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{
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if ( !m_PolyPoints.size() )
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m_PolyPoints.emplace_back(0, 0 );
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Offset( aPosition - m_PolyPoints[ 0 ] );
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}
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const wxPoint LIB_BEZIER::GetOffset() const
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{
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if ( !m_PolyPoints.size() )
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return wxPoint(0, 0);
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return m_PolyPoints[0];
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}
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void LIB_BEZIER::MirrorHorizontal( const wxPoint& aCenter )
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{
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size_t i, imax = m_PolyPoints.size();
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for( i = 0; i < imax; i++ )
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{
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m_PolyPoints[i].x -= aCenter.x;
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m_PolyPoints[i].x *= -1;
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m_PolyPoints[i].x += aCenter.x;
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}
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imax = m_BezierPoints.size();
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for( i = 0; i < imax; i++ )
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{
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m_BezierPoints[i].x -= aCenter.x;
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m_BezierPoints[i].x *= -1;
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m_BezierPoints[i].x += aCenter.x;
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}
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}
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void LIB_BEZIER::MirrorVertical( const wxPoint& aCenter )
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{
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size_t i, imax = m_PolyPoints.size();
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for( i = 0; i < imax; i++ )
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{
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m_PolyPoints[i].y -= aCenter.y;
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m_PolyPoints[i].y *= -1;
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m_PolyPoints[i].y += aCenter.y;
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}
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imax = m_BezierPoints.size();
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for( i = 0; i < imax; i++ )
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{
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m_BezierPoints[i].y -= aCenter.y;
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m_BezierPoints[i].y *= -1;
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m_BezierPoints[i].y += aCenter.y;
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}
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}
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void LIB_BEZIER::Rotate( const wxPoint& aCenter, bool aRotateCCW )
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{
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int rot_angle = aRotateCCW ? -900 : 900;
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for( wxPoint& point : m_PolyPoints )
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RotatePoint( &point, aCenter, rot_angle );
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for( wxPoint& bezierPoint : m_BezierPoints )
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RotatePoint( &bezierPoint, aCenter, rot_angle );
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}
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void LIB_BEZIER::Plot( PLOTTER* aPlotter, const wxPoint& aOffset, bool aFill,
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const TRANSFORM& aTransform )
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{
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wxASSERT( aPlotter != NULL );
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static std::vector< wxPoint > cornerList;
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cornerList.clear();
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for( wxPoint pos : m_PolyPoints )
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{
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pos = aTransform.TransformCoordinate( pos ) + aOffset;
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cornerList.push_back( pos );
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}
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if( aFill && m_Fill == FILL_TYPE::FILLED_WITH_BG_BODYCOLOR )
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{
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aPlotter->SetColor( aPlotter->RenderSettings()->GetLayerColor( LAYER_DEVICE_BACKGROUND ) );
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aPlotter->PlotPoly( cornerList, FILL_TYPE::FILLED_WITH_BG_BODYCOLOR, 0 );
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}
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bool already_filled = m_Fill == FILL_TYPE::FILLED_WITH_BG_BODYCOLOR;
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int pen_size = GetPenWidth();
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if( !already_filled || pen_size > 0 )
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{
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pen_size = std::max( pen_size, aPlotter->RenderSettings()->GetMinPenWidth() );
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aPlotter->SetColor( aPlotter->RenderSettings()->GetLayerColor( LAYER_DEVICE ) );
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aPlotter->PlotPoly( cornerList, already_filled ? FILL_TYPE::NO_FILL : m_Fill, pen_size );
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}
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}
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int LIB_BEZIER::GetPenWidth() const
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{
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// Historically 0 meant "default width" and negative numbers meant "don't stroke".
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if( m_Width < 0 && GetFillMode() != FILL_TYPE::NO_FILL )
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return 0;
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else
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return std::max( m_Width, 1 );
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}
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void LIB_BEZIER::print( RENDER_SETTINGS* aSettings, const wxPoint& aOffset, void* aData,
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const TRANSFORM& aTransform )
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{
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bool forceNoFill = static_cast<bool>( aData );
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int penWidth = GetPenWidth();
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if( forceNoFill && m_Fill != FILL_TYPE::NO_FILL && penWidth == 0 )
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return;
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std::vector<wxPoint> PolyPointsTraslated;
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wxDC* DC = aSettings->GetPrintDC();
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COLOR4D color = aSettings->GetLayerColor( LAYER_DEVICE );
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BEZIER_POLY converter( m_BezierPoints );
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converter.GetPoly( m_PolyPoints );
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PolyPointsTraslated.clear();
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for( wxPoint& point : m_PolyPoints )
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PolyPointsTraslated.push_back( aTransform.TransformCoordinate( point ) + aOffset );
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if( forceNoFill || m_Fill == FILL_TYPE::NO_FILL )
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{
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penWidth = std::max( penWidth, aSettings->GetDefaultPenWidth() );
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GRPoly( nullptr, DC, m_PolyPoints.size(), &PolyPointsTraslated[0], false, penWidth,
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color, color );
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}
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else
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{
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if( m_Fill == FILL_TYPE::FILLED_WITH_BG_BODYCOLOR )
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color = aSettings->GetLayerColor( LAYER_DEVICE_BACKGROUND );
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GRPoly( nullptr, DC, m_PolyPoints.size(), &PolyPointsTraslated[0], true, penWidth,
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color, color );
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}
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}
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bool LIB_BEZIER::HitTest( const wxPoint& aRefPos, int aAccuracy ) const
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{
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int mindist = std::max( aAccuracy + GetPenWidth() / 2,
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Mils2iu( MINIMUM_SELECTION_DISTANCE ) );
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wxPoint start, end;
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for( unsigned ii = 1; ii < GetCornerCount(); ii++ )
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{
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start = DefaultTransform.TransformCoordinate( m_PolyPoints[ii - 1] );
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end = DefaultTransform.TransformCoordinate( m_PolyPoints[ii] );
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if ( TestSegmentHit( aRefPos, start, end, mindist ) )
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return true;
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}
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return false;
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}
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bool LIB_BEZIER::HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy ) const
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{
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if( m_flags & (STRUCT_DELETED | SKIP_STRUCT ) )
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return false;
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EDA_RECT sel = aRect;
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if ( aAccuracy )
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sel.Inflate( aAccuracy );
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if( aContained )
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return sel.Contains( GetBoundingBox() );
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// Fast test: if aRect is outside the polygon bounding box, rectangles cannot intersect
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if( !sel.Intersects( GetBoundingBox() ) )
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return false;
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// Account for the width of the line
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sel.Inflate( GetWidth() / 2 );
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unsigned count = m_BezierPoints.size();
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for( unsigned ii = 1; ii < count; ii++ )
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{
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wxPoint vertex = DefaultTransform.TransformCoordinate( m_BezierPoints[ii-1] );
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wxPoint vertexNext = DefaultTransform.TransformCoordinate( m_BezierPoints[ii] );
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// Test if the point is within aRect
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if( sel.Contains( vertex ) )
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return true;
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// Test if this edge intersects aRect
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if( sel.Intersects( vertex, vertexNext ) )
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return true;
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}
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return false;
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}
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const EDA_RECT LIB_BEZIER::GetBoundingBox() const
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{
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EDA_RECT rect;
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int xmin, xmax, ymin, ymax;
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if( !GetCornerCount() )
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return rect;
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xmin = xmax = m_PolyPoints[0].x;
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ymin = ymax = m_PolyPoints[0].y;
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for( unsigned ii = 1; ii < GetCornerCount(); ii++ )
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{
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xmin = std::min( xmin, m_PolyPoints[ii].x );
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xmax = std::max( xmax, m_PolyPoints[ii].x );
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ymin = std::min( ymin, m_PolyPoints[ii].y );
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ymax = std::max( ymax, m_PolyPoints[ii].y );
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}
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rect.SetOrigin( xmin, ymin );
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rect.SetEnd( xmax, ymax );
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rect.Inflate( ( GetPenWidth() / 2 ) + 1 );
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rect.RevertYAxis();
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return rect;
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}
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void LIB_BEZIER::GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_ITEM>& aList )
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{
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wxString msg;
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EDA_RECT bBox = GetBoundingBox();
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LIB_ITEM::GetMsgPanelInfo( aFrame, aList );
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msg = MessageTextFromValue( aFrame->GetUserUnits(), m_Width );
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aList.emplace_back( _( "Line Width" ), msg );
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msg.Printf( wxT( "(%d, %d, %d, %d)" ),
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bBox.GetOrigin().x,
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bBox.GetOrigin().y,
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bBox.GetEnd().x,
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bBox.GetEnd().y );
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aList.emplace_back( _( "Bounding Box" ), msg );
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}
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wxPoint LIB_BEZIER::GetPosition() const
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{
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if( !m_PolyPoints.size() )
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return wxPoint(0, 0);
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return m_PolyPoints[0];
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}
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