1027 lines
27 KiB
C++
1027 lines
27 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) 2018 Jean-Pierre Charras, jp.charras at wanadoo.fr
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* Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
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* Copyright (C) 2011 Wayne Stambaugh <stambaughw@verizon.net>
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* Copyright (C) 1992-2018 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 class_drawsegment.cpp
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* @brief Class and functions to handle a graphic segments.
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*/
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#include <fctsys.h>
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#include <macros.h>
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#include <gr_basic.h>
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#include <bezier_curves.h>
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#include <class_drawpanel.h>
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#include <pcb_screen.h>
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#include <trigo.h>
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#include <msgpanel.h>
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#include <bitmaps.h>
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#include <pcb_edit_frame.h>
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#include <pcbnew.h>
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#include <class_board.h>
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#include <class_module.h>
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#include <class_drawsegment.h>
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#include <base_units.h>
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DRAWSEGMENT::DRAWSEGMENT( BOARD_ITEM* aParent, KICAD_T idtype ) :
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BOARD_ITEM( aParent, idtype )
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{
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m_Type = 0;
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m_Angle = 0;
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m_Flags = 0;
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m_Shape = S_SEGMENT;
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m_Width = Millimeter2iu( DEFAULT_LINE_WIDTH );
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}
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DRAWSEGMENT::~DRAWSEGMENT()
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{
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}
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void DRAWSEGMENT::SetPosition( const wxPoint& aPos )
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{
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m_Start = aPos;
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}
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const wxPoint DRAWSEGMENT::GetPosition() const
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{
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if( m_Shape == S_POLYGON )
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return (wxPoint) m_Poly.CVertex( 0 );
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else
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return m_Start;
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}
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double DRAWSEGMENT::GetLength() const
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{
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double length = 0.0;
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switch( m_Shape )
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{
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case S_CURVE:
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for( size_t ii = 1; ii < m_BezierPoints.size(); ++ii )
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length += GetLineLength( m_BezierPoints[ii - 1], m_BezierPoints[ii] );
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break;
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default:
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length = GetLineLength( GetStart(), GetEnd() );
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break;
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}
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return length;
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}
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void DRAWSEGMENT::Move( const wxPoint& aMoveVector )
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{
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m_Start += aMoveVector;
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m_End += aMoveVector;
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switch ( m_Shape )
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{
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case S_POLYGON:
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for( auto iter = m_Poly.Iterate(); iter; iter++ )
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{
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(*iter) += VECTOR2I( aMoveVector );
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}
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break;
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case S_CURVE:
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m_BezierC1 += aMoveVector;
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m_BezierC2 += aMoveVector;
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for( unsigned int ii = 0; ii < m_BezierPoints.size(); ii++ )
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{
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m_BezierPoints[ii] += aMoveVector;
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}
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break;
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default:
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break;
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}
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}
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void DRAWSEGMENT::Rotate( const wxPoint& aRotCentre, double aAngle )
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{
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switch( m_Shape )
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{
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case S_ARC:
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case S_SEGMENT:
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case S_CIRCLE:
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// these can all be done by just rotating the start and end points
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RotatePoint( &m_Start, aRotCentre, aAngle);
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RotatePoint( &m_End, aRotCentre, aAngle);
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break;
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case S_POLYGON:
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for( auto iter = m_Poly.Iterate(); iter; iter++ )
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{
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RotatePoint( *iter, VECTOR2I(aRotCentre), aAngle);
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}
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break;
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case S_CURVE:
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RotatePoint( &m_Start, aRotCentre, aAngle);
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RotatePoint( &m_End, aRotCentre, aAngle);
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RotatePoint( &m_BezierC1, aRotCentre, aAngle);
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RotatePoint( &m_BezierC2, aRotCentre, aAngle);
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for( unsigned int ii = 0; ii < m_BezierPoints.size(); ii++ )
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{
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RotatePoint( &m_BezierPoints[ii], aRotCentre, aAngle);
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}
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break;
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case S_RECT:
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default:
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// un-handled edge transform
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wxASSERT_MSG( false, wxT( "DRAWSEGMENT::Rotate not implemented for "
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+ ShowShape( m_Shape ) ) );
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break;
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}
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}
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void DRAWSEGMENT::Flip( const wxPoint& aCentre )
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{
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m_Start.y = aCentre.y - (m_Start.y - aCentre.y);
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m_End.y = aCentre.y - (m_End.y - aCentre.y);
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switch ( m_Shape )
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{
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case S_ARC:
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m_Angle = -m_Angle;
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break;
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case S_POLYGON:
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for( auto iter = m_Poly.Iterate(); iter; iter++ )
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{
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iter->y = aCentre.y - (iter->y - aCentre.y);
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}
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break;
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case S_CURVE:
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{
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m_BezierC1.y = aCentre.y - (m_BezierC1.y - aCentre.y);
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m_BezierC2.y = aCentre.y - (m_BezierC2.y - aCentre.y);
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// Rebuild the poly points shape
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std::vector<wxPoint> ctrlPoints = { m_Start, m_BezierC1, m_BezierC2, m_End };
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BEZIER_POLY converter( ctrlPoints );
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converter.GetPoly( m_BezierPoints, m_Width );
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}
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break;
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default:
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break;
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}
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// DRAWSEGMENT items are not allowed on copper layers, so
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// copper layers count is not taken in account in Flip transform
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SetLayer( FlipLayer( GetLayer() ) );
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}
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void DRAWSEGMENT::RebuildBezierToSegmentsPointsList( int aMinSegLen )
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{
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// Has meaning only for S_CURVE DRAW_SEGMENT shape
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if( m_Shape != S_CURVE )
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{
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m_BezierPoints.clear();
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return;
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}
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// Rebuild the m_BezierPoints vertex list that approximate the Bezier curve
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std::vector<wxPoint> ctrlPoints = { m_Start, m_BezierC1, m_BezierC2, m_End };
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BEZIER_POLY converter( ctrlPoints );
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converter.GetPoly( m_BezierPoints, aMinSegLen );
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}
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const wxPoint DRAWSEGMENT::GetCenter() const
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{
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wxPoint c;
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switch( m_Shape )
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{
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case S_ARC:
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case S_CIRCLE:
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c = m_Start;
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break;
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case S_SEGMENT:
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// Midpoint of the line
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c = ( GetStart() + GetEnd() ) / 2;
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break;
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case S_POLYGON:
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case S_RECT:
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case S_CURVE:
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c = GetBoundingBox().Centre();
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break;
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default:
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wxASSERT_MSG( false, "DRAWSEGMENT::GetCentre not implemented for shape"
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+ ShowShape( GetShape() ) );
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break;
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}
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return c;
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}
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const wxPoint DRAWSEGMENT::GetArcEnd() const
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{
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wxPoint endPoint( m_End ); // start of arc
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switch( m_Shape )
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{
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case S_ARC:
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// rotate the starting point of the arc, given by m_End, through the
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// angle m_Angle to get the ending point of the arc.
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// m_Start is the arc centre
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endPoint = m_End; // m_End = start point of arc
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RotatePoint( &endPoint, m_Start, -m_Angle );
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break;
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default:
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break;
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}
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return endPoint; // after rotation, the end of the arc.
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}
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const wxPoint DRAWSEGMENT::GetArcMid() const
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{
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wxPoint endPoint( m_End );
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switch( m_Shape )
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{
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case S_ARC:
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// rotate the starting point of the arc, given by m_End, through half
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// the angle m_Angle to get the middle of the arc.
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// m_Start is the arc centre
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endPoint = m_End; // m_End = start point of arc
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RotatePoint( &endPoint, m_Start, -m_Angle / 2.0 );
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break;
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default:
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break;
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}
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return endPoint; // after rotation, the end of the arc.
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}
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double DRAWSEGMENT::GetArcAngleStart() const
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{
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// due to the Y axis orient atan2 needs - y value
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double angleStart = ArcTangente( GetArcStart().y - GetCenter().y,
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GetArcStart().x - GetCenter().x );
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// Normalize it to 0 ... 360 deg, to avoid discontinuity for angles near 180 deg
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// because 180 deg and -180 are very near angles when ampping betewwen -180 ... 180 deg.
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// and this is not easy to handle in calculations
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NORMALIZE_ANGLE_POS( angleStart );
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return angleStart;
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}
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void DRAWSEGMENT::SetAngle( double aAngle )
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{
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// m_Angle must be >= -360 and <= +360 degrees
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m_Angle = NormalizeAngle360Max( aAngle );
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}
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MODULE* DRAWSEGMENT::GetParentModule() const
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{
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if( !m_Parent || m_Parent->Type() != PCB_MODULE_T )
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return NULL;
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return (MODULE*) m_Parent;
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}
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void DRAWSEGMENT::Draw( EDA_DRAW_PANEL* panel, wxDC* DC, GR_DRAWMODE draw_mode,
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const wxPoint& aOffset )
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{
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int ux0, uy0, dx, dy;
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int l_trace;
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int radius;
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PCB_LAYER_ID curr_layer = ( (PCB_SCREEN*) panel->GetScreen() )->m_Active_Layer;
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BOARD * brd = GetBoard( );
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if( brd->IsLayerVisible( GetLayer() ) == false )
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return;
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auto frame = static_cast<PCB_EDIT_FRAME*> ( panel->GetParent() );
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auto color = frame->Settings().Colors().GetLayerColor( GetLayer() );
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auto displ_opts = (PCB_DISPLAY_OPTIONS*) panel->GetDisplayOptions();
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if( ( draw_mode & GR_ALLOW_HIGHCONTRAST ) && displ_opts && displ_opts->m_ContrastModeDisplay )
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{
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if( !IsOnLayer( curr_layer ) && !IsOnLayer( Edge_Cuts ) )
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color = COLOR4D( DARKDARKGRAY );
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}
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GRSetDrawMode( DC, draw_mode );
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l_trace = m_Width >> 1; // half trace width
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// Line start point or Circle and Arc center
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ux0 = m_Start.x + aOffset.x;
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uy0 = m_Start.y + aOffset.y;
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// Line end point or circle and arc start point
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dx = m_End.x + aOffset.x;
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dy = m_End.y + aOffset.y;
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bool filled = displ_opts ? displ_opts->m_DisplayDrawItemsFill : FILLED;
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if( m_Flags & FORCE_SKETCH )
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filled = SKETCH;
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switch( m_Shape )
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{
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case S_CIRCLE:
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radius = KiROUND( Distance( ux0, uy0, dx, dy ) );
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if( filled )
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{
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GRCircle( panel->GetClipBox(), DC, ux0, uy0, radius, m_Width, color );
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}
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else
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{
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GRCircle( panel->GetClipBox(), DC, ux0, uy0, radius - l_trace, color );
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GRCircle( panel->GetClipBox(), DC, ux0, uy0, radius + l_trace, color );
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}
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break;
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case S_ARC:
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double StAngle, EndAngle;
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radius = KiROUND( Distance( ux0, uy0, dx, dy ) );
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StAngle = ArcTangente( dy - uy0, dx - ux0 );
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EndAngle = StAngle + m_Angle;
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if( !panel->GetPrintMirrored() )
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{
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if( StAngle > EndAngle )
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std::swap( StAngle, EndAngle );
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}
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else // Mirrored mode: arc orientation is reversed
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{
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#ifdef __WXMAC__ // wxWidgets OSX print driver handles arc mirroring for us
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if( StAngle > EndAngle )
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std::swap( StAngle, EndAngle );
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#else
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if( StAngle < EndAngle )
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std::swap( StAngle, EndAngle );
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#endif
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}
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if( filled )
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{
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GRArc( panel->GetClipBox(), DC, ux0, uy0, StAngle, EndAngle,
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radius, m_Width, color );
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}
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else
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{
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GRArc( panel->GetClipBox(), DC, ux0, uy0, StAngle, EndAngle,
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radius - l_trace, color );
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GRArc( panel->GetClipBox(), DC, ux0, uy0, StAngle, EndAngle,
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radius + l_trace, color );
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}
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break;
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case S_CURVE:
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{
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RebuildBezierToSegmentsPointsList( m_Width );
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wxPoint& startp = m_BezierPoints[0];
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for( unsigned int i = 1; i < m_BezierPoints.size(); i++ )
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{
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wxPoint& endp = m_BezierPoints[i];
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if( filled )
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GRFilledSegment( panel->GetClipBox(), DC,
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startp+aOffset, endp+aOffset, m_Width, color );
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else
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GRCSegm( panel->GetClipBox(), DC,
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startp+aOffset, endp+aOffset, m_Width, color );
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startp = m_BezierPoints[i];
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}
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}
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break;
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case S_POLYGON:
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{
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SHAPE_POLY_SET& outline = GetPolyShape();
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// Draw the polygon: only one polygon is expected
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// However we provide a multi polygon shape drawing
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// ( for the future or to show a non expected shape )
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for( int jj = 0; jj < outline.OutlineCount(); ++jj )
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{
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SHAPE_LINE_CHAIN& poly = outline.Outline( jj );
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GRClosedPoly( panel->GetClipBox(), DC, poly.PointCount(),
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(wxPoint*)&poly.Point( 0 ), IsPolygonFilled(), GetWidth(),
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color, color );
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}
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}
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break;
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default:
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if( filled )
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{
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GRFillCSegm( panel->GetClipBox(), DC, ux0, uy0, dx, dy, m_Width, color );
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}
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else
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{
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GRCSegm( panel->GetClipBox(), DC, ux0, uy0, dx, dy, m_Width, color );
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}
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break;
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}
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}
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void DRAWSEGMENT::GetMsgPanelInfo( EDA_UNITS_T aUnits, std::vector< MSG_PANEL_ITEM >& aList )
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{
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wxString msg;
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msg = _( "Drawing" );
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aList.push_back( MSG_PANEL_ITEM( _( "Type" ), msg, DARKCYAN ) );
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wxString shape = _( "Shape" );
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switch( m_Shape )
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{
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case S_CIRCLE:
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aList.push_back( MSG_PANEL_ITEM( shape, _( "Circle" ), RED ) );
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msg = MessageTextFromValue( aUnits, GetLineLength( m_Start, m_End ) );
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aList.push_back( MSG_PANEL_ITEM( _( "Radius" ), msg, RED ) );
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break;
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case S_ARC:
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aList.push_back( MSG_PANEL_ITEM( shape, _( "Arc" ), RED ) );
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msg.Printf( wxT( "%.1f" ), m_Angle / 10.0 );
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aList.push_back( MSG_PANEL_ITEM( _( "Angle" ), msg, RED ) );
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msg = MessageTextFromValue( aUnits, GetLineLength( m_Start, m_End ) );
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aList.push_back( MSG_PANEL_ITEM( _( "Radius" ), msg, RED ) );
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break;
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case S_CURVE:
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aList.push_back( MSG_PANEL_ITEM( shape, _( "Curve" ), RED ) );
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msg = MessageTextFromValue( aUnits, GetLength() );
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aList.push_back( MSG_PANEL_ITEM( _( "Length" ), msg, DARKGREEN ) );
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break;
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default:
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{
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aList.push_back( MSG_PANEL_ITEM( shape, _( "Segment" ), RED ) );
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msg = MessageTextFromValue( aUnits, GetLineLength( m_Start, m_End ) );
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aList.push_back( MSG_PANEL_ITEM( _( "Length" ), msg, DARKGREEN ) );
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// angle counter-clockwise from 3'o-clock
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const double deg = RAD2DEG( atan2( (double)( m_Start.y - m_End.y ),
|
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(double)( m_End.x - m_Start.x ) ) );
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msg.Printf( wxT( "%.1f" ), deg );
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aList.push_back( MSG_PANEL_ITEM( _( "Angle" ), msg, DARKGREEN ) );
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}
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}
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|
|
wxString start = wxString::Format( "@(%s, %s)",
|
|
MessageTextFromValue( aUnits, GetStart().x ),
|
|
MessageTextFromValue( aUnits, GetStart().y ) );
|
|
wxString end = wxString::Format( "@(%s, %s)",
|
|
MessageTextFromValue( aUnits, GetEnd().x ),
|
|
MessageTextFromValue( aUnits, GetEnd().y ) );
|
|
|
|
aList.push_back( MSG_PANEL_ITEM( start, end, DARKGREEN ) );
|
|
aList.push_back( MSG_PANEL_ITEM( _( "Layer" ), GetLayerName(), DARKBROWN ) );
|
|
|
|
msg = MessageTextFromValue( aUnits, m_Width, true );
|
|
aList.push_back( MSG_PANEL_ITEM( _( "Width" ), msg, DARKCYAN ) );
|
|
}
|
|
|
|
|
|
const EDA_RECT DRAWSEGMENT::GetBoundingBox() const
|
|
{
|
|
EDA_RECT bbox;
|
|
|
|
bbox.SetOrigin( m_Start );
|
|
|
|
switch( m_Shape )
|
|
{
|
|
case S_SEGMENT:
|
|
bbox.SetEnd( m_End );
|
|
break;
|
|
|
|
case S_CIRCLE:
|
|
bbox.Inflate( GetRadius() );
|
|
break;
|
|
|
|
case S_ARC:
|
|
computeArcBBox( bbox );
|
|
break;
|
|
|
|
case S_POLYGON:
|
|
if( m_Poly.IsEmpty() )
|
|
break;
|
|
{
|
|
wxPoint p_end;
|
|
MODULE* module = GetParentModule();
|
|
bool first = true;
|
|
|
|
for( auto iter = m_Poly.CIterate(); iter; iter++ )
|
|
{
|
|
wxPoint pt ( iter->x, iter->y );
|
|
|
|
if( module ) // Transform, if we belong to a module
|
|
{
|
|
RotatePoint( &pt, module->GetOrientation() );
|
|
pt += module->GetPosition();
|
|
}
|
|
|
|
|
|
if( first )
|
|
{
|
|
p_end = pt;
|
|
bbox.SetX( pt.x );
|
|
bbox.SetY( pt.y );
|
|
first = false;
|
|
}
|
|
else
|
|
{
|
|
|
|
bbox.SetX( std::min( bbox.GetX(), pt.x ) );
|
|
bbox.SetY( std::min( bbox.GetY(), pt.y ) );
|
|
|
|
p_end.x = std::max( p_end.x, pt.x );
|
|
p_end.y = std::max( p_end.y, pt.y );
|
|
}
|
|
}
|
|
|
|
bbox.SetEnd( p_end );
|
|
break;
|
|
}
|
|
|
|
case S_CURVE:
|
|
|
|
for( unsigned ii = 0; ii < m_BezierPoints.size(); ++ii )
|
|
bbox.Merge( m_BezierPoints[ii] );
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
bbox.Inflate( ((m_Width+1) / 2) + 1 );
|
|
bbox.Normalize();
|
|
|
|
return bbox;
|
|
}
|
|
|
|
|
|
bool DRAWSEGMENT::HitTest( const wxPoint& aPosition, int aAccuracy ) const
|
|
{
|
|
int maxdist = aAccuracy + ( m_Width / 2 );
|
|
|
|
switch( m_Shape )
|
|
{
|
|
case S_CIRCLE:
|
|
case S_ARC:
|
|
{
|
|
wxPoint relPos = aPosition - GetCenter();
|
|
int radius = GetRadius();
|
|
int dist = KiROUND( EuclideanNorm( relPos ) );
|
|
|
|
if( abs( radius - dist ) <= maxdist )
|
|
{
|
|
if( m_Shape == S_CIRCLE )
|
|
return true;
|
|
|
|
// For arcs, the test point angle must be >= arc angle start
|
|
// and <= arc angle end
|
|
// However angle values > 360 deg are not easy to handle
|
|
// so we calculate the relative angle between arc start point and teast point
|
|
// this relative arc should be < arc angle if arc angle > 0 (CW arc)
|
|
// and > arc angle if arc angle < 0 (CCW arc)
|
|
double arc_angle_start = GetArcAngleStart(); // Always 0.0 ... 360 deg, in 0.1 deg
|
|
|
|
double arc_hittest = ArcTangente( relPos.y, relPos.x );
|
|
|
|
// Calculate relative angle between the starting point of the arc, and the test point
|
|
arc_hittest -= arc_angle_start;
|
|
|
|
// Normalise arc_hittest between 0 ... 360 deg
|
|
NORMALIZE_ANGLE_POS( arc_hittest );
|
|
|
|
// Check angle: inside the arc angle when it is > 0
|
|
// and outside the not drawn arc when it is < 0
|
|
if( GetAngle() >= 0.0 )
|
|
{
|
|
if( arc_hittest <= GetAngle() )
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
if( arc_hittest >= (3600.0 + GetAngle()) )
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case S_CURVE:
|
|
((DRAWSEGMENT*)this)->RebuildBezierToSegmentsPointsList( m_Width );
|
|
|
|
for( unsigned int i= 1; i < m_BezierPoints.size(); i++)
|
|
{
|
|
if( TestSegmentHit( aPosition, m_BezierPoints[i-1], m_BezierPoints[i-1], maxdist ) )
|
|
return true;
|
|
}
|
|
break;
|
|
|
|
case S_SEGMENT:
|
|
if( TestSegmentHit( aPosition, m_Start, m_End, maxdist ) )
|
|
return true;
|
|
break;
|
|
|
|
case S_POLYGON:
|
|
{
|
|
if( !IsPolygonFilled() )
|
|
{
|
|
SHAPE_POLY_SET::VERTEX_INDEX i;
|
|
auto poly = m_Poly; //todo: Fix CollideEdge to be const
|
|
return poly.CollideEdge( VECTOR2I( aPosition ), i,
|
|
std::max( maxdist, Millimeter2iu( 0.25 ) ) );
|
|
}
|
|
else
|
|
return m_Poly.Collide( VECTOR2I( aPosition ), maxdist );
|
|
}
|
|
break;
|
|
|
|
default:
|
|
wxASSERT_MSG( 0, wxString::Format( "unknown DRAWSEGMENT shape: %d", m_Shape ) );
|
|
break;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
bool DRAWSEGMENT::HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy ) const
|
|
{
|
|
EDA_RECT arect = aRect;
|
|
arect.Normalize();
|
|
arect.Inflate( aAccuracy );
|
|
|
|
EDA_RECT arcRect;
|
|
EDA_RECT bb = GetBoundingBox();
|
|
|
|
switch( m_Shape )
|
|
{
|
|
case S_CIRCLE:
|
|
// Test if area intersects or contains the circle:
|
|
if( aContained )
|
|
return arect.Contains( bb );
|
|
else
|
|
{
|
|
// If the rectangle does not intersect the bounding box, this is a much quicker test
|
|
if( !aRect.Intersects( bb ) )
|
|
{
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
return arect.IntersectsCircleEdge( GetCenter(), GetRadius(), GetWidth() );
|
|
}
|
|
|
|
}
|
|
break;
|
|
|
|
case S_ARC:
|
|
// Test for full containment of this arc in the rect
|
|
if( aContained )
|
|
{
|
|
return arect.Contains( bb );
|
|
}
|
|
// Test if the rect crosses the arc
|
|
else
|
|
{
|
|
arcRect = bb.Common( arect );
|
|
|
|
/* All following tests must pass:
|
|
* 1. Rectangle must intersect arc BoundingBox
|
|
* 2. Rectangle must cross the outside of the arc
|
|
*/
|
|
return arcRect.Intersects( arect ) &&
|
|
arcRect.IntersectsCircleEdge( GetCenter(), GetRadius(), GetWidth() );
|
|
}
|
|
break;
|
|
|
|
case S_SEGMENT:
|
|
if( aContained )
|
|
{
|
|
return arect.Contains( GetStart() ) && aRect.Contains( GetEnd() );
|
|
}
|
|
else
|
|
{
|
|
// Account for the width of the line
|
|
arect.Inflate( GetWidth() / 2 );
|
|
return arect.Intersects( GetStart(), GetEnd() );
|
|
}
|
|
|
|
break;
|
|
|
|
case S_POLYGON:
|
|
if( aContained )
|
|
{
|
|
return arect.Contains( bb );
|
|
}
|
|
else
|
|
{
|
|
// Fast test: if aRect is outside the polygon bounding box,
|
|
// rectangles cannot intersect
|
|
if( !arect.Intersects( bb ) )
|
|
return false;
|
|
|
|
// Account for the width of the line
|
|
arect.Inflate( GetWidth() / 2 );
|
|
int count = m_Poly.TotalVertices();
|
|
|
|
for( int ii = 0; ii < count; ii++ )
|
|
{
|
|
auto vertex = m_Poly.CVertex( ii );
|
|
auto vertexNext = m_Poly.CVertex( ( ii + 1 ) % count );
|
|
|
|
// Test if the point is within aRect
|
|
if( arect.Contains( ( wxPoint ) vertex ) )
|
|
return true;
|
|
|
|
// Test if this edge intersects aRect
|
|
if( arect.Intersects( ( wxPoint ) vertex, ( wxPoint ) vertexNext ) )
|
|
return true;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case S_CURVE: // not yet handled
|
|
if( aContained )
|
|
{
|
|
return arect.Contains( bb );
|
|
}
|
|
else
|
|
{
|
|
// Fast test: if aRect is outside the polygon bounding box,
|
|
// rectangles cannot intersect
|
|
if( !arect.Intersects( bb ) )
|
|
return false;
|
|
|
|
// Account for the width of the line
|
|
arect.Inflate( GetWidth() / 2 );
|
|
unsigned count = m_BezierPoints.size();
|
|
|
|
for( unsigned ii = 1; ii < count; ii++ )
|
|
{
|
|
wxPoint vertex = m_BezierPoints[ii-1];
|
|
wxPoint vertexNext = m_BezierPoints[ii];
|
|
|
|
// Test if the point is within aRect
|
|
if( arect.Contains( ( wxPoint ) vertex ) )
|
|
return true;
|
|
|
|
// Test if this edge intersects aRect
|
|
if( arect.Intersects( vertex, vertexNext ) )
|
|
return true;
|
|
}
|
|
}
|
|
break;
|
|
|
|
|
|
default:
|
|
wxASSERT_MSG( 0, wxString::Format( "unknown DRAWSEGMENT shape: %d", m_Shape ) );
|
|
break;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
wxString DRAWSEGMENT::GetSelectMenuText( EDA_UNITS_T aUnits ) const
|
|
{
|
|
return wxString::Format( _( "Pcb Graphic %s, length %s on %s" ),
|
|
ShowShape( m_Shape ),
|
|
MessageTextFromValue( aUnits, GetLength() ),
|
|
GetLayerName() );
|
|
}
|
|
|
|
|
|
BITMAP_DEF DRAWSEGMENT::GetMenuImage() const
|
|
{
|
|
return add_dashed_line_xpm;
|
|
}
|
|
|
|
|
|
EDA_ITEM* DRAWSEGMENT::Clone() const
|
|
{
|
|
return new DRAWSEGMENT( *this );
|
|
}
|
|
|
|
|
|
const BOX2I DRAWSEGMENT::ViewBBox() const
|
|
{
|
|
// For arcs - do not include the center point in the bounding box,
|
|
// it is redundant for displaying an arc
|
|
if( m_Shape == S_ARC )
|
|
{
|
|
EDA_RECT bbox;
|
|
bbox.SetOrigin( m_End );
|
|
computeArcBBox( bbox );
|
|
return BOX2I( bbox.GetOrigin(), bbox.GetSize() );
|
|
}
|
|
|
|
return EDA_ITEM::ViewBBox();
|
|
}
|
|
|
|
|
|
void DRAWSEGMENT::computeArcBBox( EDA_RECT& aBBox ) const
|
|
{
|
|
// Do not include the center, which is not necessarily
|
|
// inside the BB of a arc with a small angle
|
|
aBBox.SetOrigin( m_End );
|
|
|
|
wxPoint end = m_End;
|
|
RotatePoint( &end, m_Start, -m_Angle );
|
|
aBBox.Merge( end );
|
|
|
|
// Determine the starting quarter
|
|
// 0 right-bottom
|
|
// 1 left-bottom
|
|
// 2 left-top
|
|
// 3 right-top
|
|
unsigned int quarter = 0; // assume right-bottom
|
|
|
|
if( m_End.x < m_Start.x )
|
|
{
|
|
if( m_End.y <= m_Start.y )
|
|
quarter = 2;
|
|
else // ( m_End.y > m_Start.y )
|
|
quarter = 1;
|
|
}
|
|
else if( m_End.x >= m_Start.x )
|
|
{
|
|
if( m_End.y < m_Start.y )
|
|
quarter = 3;
|
|
else if( m_End.x == m_Start.x )
|
|
quarter = 1;
|
|
}
|
|
|
|
int radius = GetRadius();
|
|
int angle = (int) GetArcAngleStart() % 900 + m_Angle;
|
|
bool directionCW = ( m_Angle > 0 ); // Is the direction of arc clockwise?
|
|
|
|
// Make the angle positive, so we go clockwise and merge points belonging to the arc
|
|
if( !directionCW )
|
|
{
|
|
angle = 900 - angle;
|
|
quarter = ( quarter + 3 ) % 4; // -1 modulo arithmetic
|
|
}
|
|
|
|
while( angle > 900 )
|
|
{
|
|
switch( quarter )
|
|
{
|
|
case 0:
|
|
aBBox.Merge( wxPoint( m_Start.x, m_Start.y + radius ) ); // down
|
|
break;
|
|
|
|
case 1:
|
|
aBBox.Merge( wxPoint( m_Start.x - radius, m_Start.y ) ); // left
|
|
break;
|
|
|
|
case 2:
|
|
aBBox.Merge( wxPoint( m_Start.x, m_Start.y - radius ) ); // up
|
|
break;
|
|
|
|
case 3:
|
|
aBBox.Merge( wxPoint( m_Start.x + radius, m_Start.y ) ); // right
|
|
break;
|
|
}
|
|
|
|
if( directionCW )
|
|
++quarter;
|
|
else
|
|
quarter += 3; // -1 modulo arithmetic
|
|
|
|
quarter %= 4;
|
|
angle -= 900;
|
|
}
|
|
}
|
|
|
|
|
|
void DRAWSEGMENT::SetPolyPoints( const std::vector<wxPoint>& aPoints )
|
|
{
|
|
m_Poly.RemoveAllContours();
|
|
m_Poly.NewOutline();
|
|
|
|
for ( auto p : aPoints )
|
|
{
|
|
m_Poly.Append( p.x, p.y );
|
|
}
|
|
}
|
|
|
|
|
|
const std::vector<wxPoint> DRAWSEGMENT::BuildPolyPointsList() const
|
|
{
|
|
std::vector<wxPoint> rv;
|
|
|
|
if( m_Poly.OutlineCount() )
|
|
{
|
|
if( m_Poly.COutline( 0 ).PointCount() )
|
|
{
|
|
for ( auto iter = m_Poly.CIterate(); iter; iter++ )
|
|
{
|
|
rv.push_back( wxPoint( iter->x, iter->y ) );
|
|
}
|
|
}
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
|
|
bool DRAWSEGMENT::IsPolyShapeValid() const
|
|
{
|
|
// return true if the polygonal shape is valid (has more than 2 points)
|
|
if( GetPolyShape().OutlineCount() == 0 )
|
|
return false;
|
|
|
|
const SHAPE_LINE_CHAIN& outline = ((SHAPE_POLY_SET&)GetPolyShape()).Outline( 0 );
|
|
|
|
return outline.PointCount() > 2;
|
|
}
|
|
|
|
|
|
int DRAWSEGMENT::GetPointCount() const
|
|
{
|
|
// return the number of corners of the polygonal shape
|
|
// this shape is expected to be only one polygon without hole
|
|
if( GetPolyShape().OutlineCount() )
|
|
return GetPolyShape().VertexCount( 0 );
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
void DRAWSEGMENT::SwapData( BOARD_ITEM* aImage )
|
|
{
|
|
assert( aImage->Type() == PCB_LINE_T );
|
|
|
|
std::swap( *((DRAWSEGMENT*) this), *((DRAWSEGMENT*) aImage) );
|
|
}
|