Isolated EDIT_CONSTRAINTs to different .cpp/.h files.
This commit is contained in:
Maciej Suminski
parent
6a1d344541
commit
e6a7ff3c34
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@ -256,6 +256,7 @@ set( PCBNEW_CLASS_SRCS
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tools/selection_area.cpp
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tools/bright_box.cpp
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tools/edit_points.cpp
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tools/edit_constraints.cpp
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tools/point_editor.cpp
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tools/drawing_tool.cpp
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tools/edit_tool.cpp
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@ -0,0 +1,175 @@
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/*
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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) 2014 CERN
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* @author Maciej Suminski <maciej.suminski@cern.ch>
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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 "edit_constraints.h"
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#include "edit_points.h"
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#include <geometry/seg.h>
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void EC_VERTICAL::Apply( EDIT_POINT& aHandle )
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{
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VECTOR2I point = aHandle.GetPosition();
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point.x = m_constrainer.GetPosition().x;
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aHandle.SetPosition( point );
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}
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void EC_HORIZONTAL::Apply( EDIT_POINT& aHandle )
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{
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VECTOR2I point = aHandle.GetPosition();
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point.y = m_constrainer.GetPosition().y;
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aHandle.SetPosition( point );
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}
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void EC_45DEGREE::Apply( EDIT_POINT& aHandle )
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{
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// Current line vector
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VECTOR2I lineVector( aHandle.GetPosition() - m_constrainer.GetPosition() );
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double angle = lineVector.Angle();
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// Find the closest angle, which is a multiple of 45 degrees
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double newAngle = round( angle / ( M_PI / 4.0 ) ) * M_PI / 4.0;
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VECTOR2I newLineVector = lineVector.Rotate( newAngle - angle );
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aHandle.SetPosition( m_constrainer.GetPosition() + newLineVector );
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}
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EC_LINE::EC_LINE( EDIT_POINT& aConstrained, const EDIT_POINT& aConstrainer ) :
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EDIT_CONSTRAINT<EDIT_POINT>( aConstrained ), m_constrainer( aConstrainer )
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{
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m_line = m_constrained.GetPosition() - m_constrainer.GetPosition();
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}
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void EC_LINE::Apply( EDIT_POINT& aHandle )
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{
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SEG main( m_constrainer.GetPosition(), m_constrainer.GetPosition() + m_line );
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SEG projection( aHandle.GetPosition(), aHandle.GetPosition() + m_line.Perpendicular() );
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if( OPT_VECTOR2I intersect = projection.IntersectLines( main ) )
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aHandle.SetPosition( *intersect );
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}
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void EC_CIRCLE::Apply( EDIT_POINT& aHandle )
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{
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VECTOR2I centerToEnd = m_end.GetPosition() - m_center.GetPosition();
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VECTOR2I centerToPoint = aHandle.GetPosition() - m_center.GetPosition();
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int radius = centerToEnd.EuclideanNorm();
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double angle = centerToPoint.Angle();
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VECTOR2I newLine( radius, 0 );
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newLine = newLine.Rotate( angle );
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aHandle.SetPosition( m_center.GetPosition() + newLine );
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}
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EC_CONVERGING::EC_CONVERGING( EDIT_LINE& aLine, EDIT_POINTS& aPoints ) :
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EDIT_CONSTRAINT<EDIT_POINT>( aLine.GetOrigin() ),
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m_colinearConstraint( NULL ), m_line( aLine ), m_editPoints( aPoints )
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{
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// Dragged segment endings
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EDIT_POINT& origin = aLine.GetOrigin();
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EDIT_POINT& end = aLine.GetEnd();
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// Previous and next points, to make constraining lines (adjacent to the dragged line)
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EDIT_POINT& prevOrigin = *aPoints.Previous( origin );
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EDIT_POINT& nextEnd = *aPoints.Next( end );
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// Constraints for segments adjacent to the dragged one
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m_originSideConstraint = new EC_LINE( origin, prevOrigin );
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m_endSideConstraint = new EC_LINE( end, nextEnd );
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// Store the current vector of the line
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m_draggedVector = end.GetPosition() - origin.GetPosition();
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// Check for colinearity
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SEG originSide( origin.GetPosition(), prevOrigin.GetPosition() );
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SEG endSide( end.GetPosition(), nextEnd.GetPosition() );
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SEG dragged( origin.GetPosition(), end.GetPosition() );
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if( dragged.Collinear( originSide ) )
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m_colinearConstraint = m_originSideConstraint;
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else if( dragged.Collinear( endSide ) )
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m_colinearConstraint = m_endSideConstraint;
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}
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EC_CONVERGING::~EC_CONVERGING()
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{
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delete m_originSideConstraint;
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delete m_endSideConstraint;
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// m_colinearConstraint should not be freed, it is a pointer to one of the above
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}
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void EC_CONVERGING::Apply( EDIT_POINT& aHandle )
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{
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// The dragged segment endpoints
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EDIT_POINT& origin = m_line.GetOrigin();
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EDIT_POINT& end = m_line.GetEnd();
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if( m_colinearConstraint )
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{
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m_colinearConstraint->Apply( origin );
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m_colinearConstraint->Apply( end );
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}
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// The dragged segment
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SEG dragged( origin.GetPosition(), origin.GetPosition() + m_draggedVector );
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// Do not allow points on the adjacent segments move freely
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m_originSideConstraint->Apply();
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m_endSideConstraint->Apply();
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EDIT_POINT& prevOrigin = *m_editPoints.Previous( origin );
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EDIT_POINT& nextEnd = *m_editPoints.Next( end );
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// Two segments adjacent to the dragged segment
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SEG originSide = SEG( origin.GetPosition(), prevOrigin.GetPosition() );
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SEG endSide = SEG( end.GetPosition(), nextEnd.GetPosition() );
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// First intersection point (dragged segment against origin side)
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if( OPT_VECTOR2I originIntersect = dragged.IntersectLines( originSide ) )
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origin.SetPosition( *originIntersect );
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// Second intersection point (dragged segment against end side)
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if( OPT_VECTOR2I endIntersect = dragged.IntersectLines( endSide ) )
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end.SetPosition( *endIntersect );
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// Check if adjacent segments intersect (did we dragged the line to the point that it may
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// create a selfintersecting polygon?)
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originSide = SEG( origin.GetPosition(), prevOrigin.GetPosition() );
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endSide = SEG( end.GetPosition(), nextEnd.GetPosition() );
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if( OPT_VECTOR2I originEndIntersect = endSide.Intersect( originSide ) )
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{
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origin.SetPosition( *originEndIntersect );
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end.SetPosition( *originEndIntersect );
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}
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}
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@ -0,0 +1,242 @@
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/*
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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) 2014 CERN
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* @author Maciej Suminski <maciej.suminski@cern.ch>
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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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#ifndef EDIT_CONSTRAINTS_H_
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#define EDIT_CONSTRAINTS_H_
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#include <math/vector2d.h>
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class EDIT_POINT;
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class EDIT_LINE;
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class EDIT_POINTS;
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/**
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* Class EDIT_CONSTRAINT
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*
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* Allows to describe constraints between two edit handles. After the constrained handle is changed,
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* Apply() has to be called to fix its coordinates according to the implemented constraint.
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*/
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template<class EDIT_TYPE>
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class EDIT_CONSTRAINT
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{
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public:
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/**
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* Constructor
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*
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* @param aConstrained is EDIT_POINT to which the constraint is applied.
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*/
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EDIT_CONSTRAINT( EDIT_TYPE& aConstrained ) : m_constrained( aConstrained ) {};
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virtual ~EDIT_CONSTRAINT() {};
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/**
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* Function Apply()
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*
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* Corrects coordinates of the constrained edit handle.
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*/
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virtual void Apply( EDIT_TYPE& aHandle ) = 0;
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/**
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* Function Apply()
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*
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* Corrects coordinates of the constrained edit handle.
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*/
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void Apply()
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{
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Apply( m_constrained );
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}
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protected:
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EDIT_TYPE& m_constrained; ///< Point that is constrained by rules implemented by Apply()
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};
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/**
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* Class EC_VERTICAL.
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*
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* EDIT_CONSTRAINT that imposes a constraint that two points have to have the same X coordinate.
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*/
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class EC_VERTICAL : public EDIT_CONSTRAINT<EDIT_POINT>
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{
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public:
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/**
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* Constructor.
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*
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* @param aConstrained is the point that is put under constrain.
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* @param aConstrainer is the point that is the source of the constrain.
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*/
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EC_VERTICAL( EDIT_POINT& aConstrained, const EDIT_POINT& aConstrainer ) :
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EDIT_CONSTRAINT<EDIT_POINT>( aConstrained ), m_constrainer( aConstrainer )
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{}
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///> @copydoc EDIT_CONSTRAINT::Apply()
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virtual void Apply( EDIT_POINT& aHandle );
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private:
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const EDIT_POINT& m_constrainer; ///< Point that imposes the constraint.
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};
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/**
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* Class EC_HORIZONTAL.
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*
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* EDIT_CONSTRAINT that imposes a constraint that two points have to have the same Y coordinate.
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*/
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class EC_HORIZONTAL : public EDIT_CONSTRAINT<EDIT_POINT>
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{
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public:
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/**
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* Constructor.
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*
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* @param aConstrained is the point that is put under constrain.
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* @param aConstrainer is the point that is the source of the constrain.
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*/
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EC_HORIZONTAL( EDIT_POINT& aConstrained, const EDIT_POINT& aConstrainer ) :
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EDIT_CONSTRAINT<EDIT_POINT>( aConstrained ), m_constrainer( aConstrainer )
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{}
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///> @copydoc EDIT_CONSTRAINT::Apply()
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virtual void Apply( EDIT_POINT& aHandle );
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private:
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const EDIT_POINT& m_constrainer; ///< Point that imposes the constraint.
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};
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/**
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* Class EC_45DEGREE
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*
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* EDIT_CONSTRAINT that imposes a constraint that two to be located at angle of 45 degree
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* multiplicity.
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*/
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class EC_45DEGREE : public EDIT_CONSTRAINT<EDIT_POINT>
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{
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public:
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/**
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* Constructor.
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*
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* @param aConstrained is the point that is put under constrain.
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* @param aConstrainer is the point that is the source of the constrain.
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*/
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EC_45DEGREE( EDIT_POINT& aConstrained, const EDIT_POINT& aConstrainer ) :
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EDIT_CONSTRAINT<EDIT_POINT>( aConstrained ), m_constrainer( aConstrainer )
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{}
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///> @copydoc EDIT_CONSTRAINT::Apply()
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virtual void Apply( EDIT_POINT& aHandle );
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private:
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const EDIT_POINT& m_constrainer; ///< Point that imposes the constraint.
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};
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/**
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* Class EC_LINE
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*
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* EDIT_CONSTRAINT that imposes a constraint that a point has to lie on a line (determined
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* by 2 points).
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*/
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class EC_LINE : public EDIT_CONSTRAINT<EDIT_POINT>
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{
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public:
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EC_LINE( EDIT_POINT& aConstrained, const EDIT_POINT& aConstrainer );
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///> @copydoc EDIT_CONSTRAINT::Apply()
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virtual void Apply( EDIT_POINT& aHandle );
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private:
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const EDIT_POINT& m_constrainer; ///< Point that imposes the constraint.
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VECTOR2I m_line; ///< Vector representing the constraining line.
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};
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/**
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* Class EC_CIRCLE.
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*
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* EDIT_CONSTRAINT that imposes a constraint that a point has to lie on a circle.
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*/
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class EC_CIRCLE : public EDIT_CONSTRAINT<EDIT_POINT>
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{
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public:
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/**
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* Constructor.
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*
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* @param aConstrained is the point that is put under constrain.
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* @parama aCenter is the point that is the center of the circle.
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* @parama aEnd is the point that decides on the radius of the circle.
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*/
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EC_CIRCLE( EDIT_POINT& aConstrained, const EDIT_POINT& aCenter, const EDIT_POINT& aEnd ) :
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EDIT_CONSTRAINT<EDIT_POINT>( aConstrained ), m_center( aCenter ), m_end( aEnd )
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{}
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///> @copydoc EDIT_CONSTRAINT::Apply()
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virtual void Apply( EDIT_POINT& aHandle );
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private:
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///> Point that imposes the constraint (center of the circle).
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const EDIT_POINT& m_center;
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///> Point that imposes the constraint (decides on the radius of the circle).
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const EDIT_POINT& m_end;
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};
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/**
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* Class EC_CONVERGING
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*
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* EDIT_CONSTRAINT for 3 segment: dragged and two adjacent ones, enforcing to keep their slopes
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* and allows only to change ending points. Applied to zones.
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*/
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class EC_CONVERGING : public EDIT_CONSTRAINT<EDIT_POINT>
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{
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public:
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EC_CONVERGING( EDIT_LINE& aLine, EDIT_POINTS& aPoints );
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virtual ~EC_CONVERGING();
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///> @copydoc EDIT_CONSTRAINT::Apply()
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virtual void Apply( EDIT_POINT& aHandle );
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private:
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///> Constraint for origin side segment.
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EDIT_CONSTRAINT<EDIT_POINT>* m_originSideConstraint;
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///> Constraint for end side segment.
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EDIT_CONSTRAINT<EDIT_POINT>* m_endSideConstraint;
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///> Additional constriant, applied when at least two points are collinear. It is a pointer to
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///> m_[origin/end]SideConstraint, so it should not be freed.
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EDIT_CONSTRAINT<EDIT_POINT>* m_colinearConstraint;
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///> Dragged segment.
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EDIT_LINE& m_line;
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///> EDIT_POINTS instance that stores currently modified lines.
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EDIT_POINTS& m_editPoints;
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///> Vector that represents the initial direction of the dragged segment.
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VECTOR2I m_draggedVector;
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};
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#endif /* EDIT_CONSTRAINTS_H_ */
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@ -24,9 +24,8 @@
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#include <boost/foreach.hpp>
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#include "edit_points.h"
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#include <gal/graphics_abstraction_layer.h>
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#include <geometry/seg.h>
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#include "edit_points.h"
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bool EDIT_POINT::WithinPoint( const VECTOR2I& aPoint, unsigned int aSize ) const
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{
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@ -145,135 +144,3 @@ void EDIT_POINTS::ViewDraw( int aLayer, KIGFX::GAL* aGal ) const
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aGal->PopDepth();
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}
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void EC_45DEGREE::Apply( EDIT_POINT& aHandle )
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{
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// Current line vector
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VECTOR2I lineVector( aHandle.GetPosition() - m_constrainer.GetPosition() );
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double angle = lineVector.Angle();
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// Find the closest angle, which is a multiple of 45 degrees
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double newAngle = round( angle / ( M_PI / 4.0 ) ) * M_PI / 4.0;
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VECTOR2I newLineVector = lineVector.Rotate( newAngle - angle );
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aHandle.SetPosition( m_constrainer.GetPosition() + newLineVector );
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}
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EC_LINE::EC_LINE( EDIT_POINT& aConstrained, const EDIT_POINT& aConstrainer ) :
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EDIT_CONSTRAINT<EDIT_POINT>( aConstrained ), m_constrainer( aConstrainer )
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{
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m_line = m_constrained.GetPosition() - m_constrainer.GetPosition();
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}
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void EC_LINE::Apply( EDIT_POINT& aHandle )
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{
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SEG main( m_constrainer.GetPosition(), m_constrainer.GetPosition() + m_line );
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SEG projection( aHandle.GetPosition(), aHandle.GetPosition() + m_line.Perpendicular() );
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if( OPT_VECTOR2I intersect = projection.IntersectLines( main ) )
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aHandle.SetPosition( *intersect );
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}
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void EC_CIRCLE::Apply( EDIT_POINT& aHandle )
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{
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VECTOR2I centerToEnd = m_end.GetPosition() - m_center.GetPosition();
|
||||
VECTOR2I centerToPoint = aHandle.GetPosition() - m_center.GetPosition();
|
||||
|
||||
int radius = centerToEnd.EuclideanNorm();
|
||||
double angle = centerToPoint.Angle();
|
||||
|
||||
VECTOR2I newLine( radius, 0 );
|
||||
newLine = newLine.Rotate( angle );
|
||||
|
||||
aHandle.SetPosition( m_center.GetPosition() + newLine );
|
||||
}
|
||||
|
||||
|
||||
EC_CONVERGING::EC_CONVERGING( EDIT_LINE& aLine, EDIT_POINTS& aPoints ) :
|
||||
EDIT_CONSTRAINT<EDIT_POINT>( aLine.GetOrigin() ),
|
||||
m_colinearConstraint( NULL ), m_line( aLine ), m_editPoints( aPoints )
|
||||
{
|
||||
// Dragged segment endings
|
||||
EDIT_POINT& origin = aLine.GetOrigin();
|
||||
EDIT_POINT& end = aLine.GetEnd();
|
||||
|
||||
// Previous and next points, to make constraining lines (adjacent to the dragged line)
|
||||
EDIT_POINT& prevOrigin = *aPoints.Previous( origin );
|
||||
EDIT_POINT& nextEnd = *aPoints.Next( end );
|
||||
|
||||
// Constraints for segments adjacent to the dragged one
|
||||
m_originSideConstraint = new EC_LINE( origin, prevOrigin );
|
||||
m_endSideConstraint = new EC_LINE( end, nextEnd );
|
||||
|
||||
// Store the current vector of the line
|
||||
m_draggedVector = end.GetPosition() - origin.GetPosition();
|
||||
|
||||
// Check for colinearity
|
||||
SEG originSide( origin.GetPosition(), prevOrigin.GetPosition() );
|
||||
SEG endSide( end.GetPosition(), nextEnd.GetPosition() );
|
||||
SEG dragged( origin.GetPosition(), end.GetPosition() );
|
||||
|
||||
if( dragged.Collinear( originSide ) )
|
||||
m_colinearConstraint = m_originSideConstraint;
|
||||
else if( dragged.Collinear( endSide ) )
|
||||
m_colinearConstraint = m_endSideConstraint;
|
||||
}
|
||||
|
||||
|
||||
EC_CONVERGING::~EC_CONVERGING()
|
||||
{
|
||||
delete m_originSideConstraint;
|
||||
delete m_endSideConstraint;
|
||||
// m_colinearConstraint should not be freed, it is a pointer to one of the above
|
||||
}
|
||||
|
||||
|
||||
void EC_CONVERGING::Apply( EDIT_POINT& aHandle )
|
||||
{
|
||||
// The dragged segment endpoints
|
||||
EDIT_POINT& origin = m_line.GetOrigin();
|
||||
EDIT_POINT& end = m_line.GetEnd();
|
||||
|
||||
if( m_colinearConstraint )
|
||||
{
|
||||
m_colinearConstraint->Apply( origin );
|
||||
m_colinearConstraint->Apply( end );
|
||||
}
|
||||
|
||||
// The dragged segment
|
||||
SEG dragged( origin.GetPosition(), origin.GetPosition() + m_draggedVector );
|
||||
|
||||
// Do not allow points on the adjacent segments move freely
|
||||
m_originSideConstraint->Apply();
|
||||
m_endSideConstraint->Apply();
|
||||
|
||||
EDIT_POINT& prevOrigin = *m_editPoints.Previous( origin );
|
||||
EDIT_POINT& nextEnd = *m_editPoints.Next( end );
|
||||
|
||||
// Two segments adjacent to the dragged segment
|
||||
SEG originSide = SEG( origin.GetPosition(), prevOrigin.GetPosition() );
|
||||
SEG endSide = SEG( end.GetPosition(), nextEnd.GetPosition() );
|
||||
|
||||
// First intersection point (dragged segment against origin side)
|
||||
if( OPT_VECTOR2I originIntersect = dragged.IntersectLines( originSide ) )
|
||||
origin.SetPosition( *originIntersect );
|
||||
|
||||
// Second intersection point (dragged segment against end side)
|
||||
if( OPT_VECTOR2I endIntersect = dragged.IntersectLines( endSide ) )
|
||||
end.SetPosition( *endIntersect );
|
||||
|
||||
// Check if adjacent segments intersect (did we dragged the line to the point that it may
|
||||
// create a selfintersecting polygon?)
|
||||
originSide = SEG( origin.GetPosition(), prevOrigin.GetPosition() );
|
||||
endSide = SEG( end.GetPosition(), nextEnd.GetPosition() );
|
||||
|
||||
if( OPT_VECTOR2I originEndIntersect = endSide.Intersect( originSide ) )
|
||||
{
|
||||
origin.SetPosition( *originEndIntersect );
|
||||
end.SetPosition( *originEndIntersect );
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -25,57 +25,12 @@
|
|||
#ifndef EDIT_POINTS_H_
|
||||
#define EDIT_POINTS_H_
|
||||
|
||||
#include <vector>
|
||||
#include <list>
|
||||
#include <boost/shared_ptr.hpp>
|
||||
|
||||
#include <math/box2.h>
|
||||
|
||||
#include <base_struct.h>
|
||||
#include <layers_id_colors_and_visibility.h>
|
||||
|
||||
class EDIT_POINT;
|
||||
|
||||
/**
|
||||
* Class EDIT_CONSTRAINT
|
||||
*
|
||||
* Allows to describe constraints between two edit handles. After the constrained handle is changed,
|
||||
* Apply() has to be called to fix its coordinates according to the implemented constraint.
|
||||
*/
|
||||
template<class EDIT_TYPE>
|
||||
class EDIT_CONSTRAINT
|
||||
{
|
||||
public:
|
||||
/**
|
||||
* Constructor
|
||||
*
|
||||
* @param aConstrained is EDIT_POINT to which the constraint is applied.
|
||||
*/
|
||||
EDIT_CONSTRAINT( EDIT_TYPE& aConstrained ) : m_constrained( aConstrained ) {};
|
||||
|
||||
virtual ~EDIT_CONSTRAINT() {};
|
||||
|
||||
/**
|
||||
* Function Apply()
|
||||
*
|
||||
* Corrects coordinates of the constrained edit handle.
|
||||
*/
|
||||
virtual void Apply( EDIT_TYPE& aHandle ) = 0;
|
||||
|
||||
/**
|
||||
* Function Apply()
|
||||
*
|
||||
* Corrects coordinates of the constrained edit handle.
|
||||
*/
|
||||
void Apply()
|
||||
{
|
||||
Apply( m_constrained );
|
||||
}
|
||||
|
||||
protected:
|
||||
EDIT_TYPE& m_constrained; ///< Point that is constrained by rules implemented by Apply()
|
||||
};
|
||||
|
||||
#include "edit_constraints.h"
|
||||
|
||||
/**
|
||||
* Class EDIT_POINT
|
||||
|
|
@ -458,182 +413,4 @@ private:
|
|||
std::deque<EDIT_LINE> m_lines; ///< EDIT_LINEs for modifying m_parent
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* Class EC_VERTICAL.
|
||||
*
|
||||
* EDIT_CONSTRAINT that imposes a constraint that two points have to have the same X coordinate.
|
||||
*/
|
||||
class EC_VERTICAL : public EDIT_CONSTRAINT<EDIT_POINT>
|
||||
{
|
||||
public:
|
||||
/**
|
||||
* Constructor.
|
||||
*
|
||||
* @param aConstrained is the point that is put under constrain.
|
||||
* @param aConstrainer is the point that is the source of the constrain.
|
||||
*/
|
||||
EC_VERTICAL( EDIT_POINT& aConstrained, const EDIT_POINT& aConstrainer ) :
|
||||
EDIT_CONSTRAINT<EDIT_POINT>( aConstrained ), m_constrainer( aConstrainer )
|
||||
{}
|
||||
|
||||
///> @copydoc EDIT_CONSTRAINT::Apply()
|
||||
virtual void Apply( EDIT_POINT& aHandle )
|
||||
{
|
||||
VECTOR2I point = aHandle.GetPosition();
|
||||
point.x = m_constrainer.GetPosition().x;
|
||||
aHandle.SetPosition( point );
|
||||
}
|
||||
|
||||
private:
|
||||
const EDIT_POINT& m_constrainer; ///< Point that imposes the constraint.
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* Class EC_HORIZONTAL.
|
||||
*
|
||||
* EDIT_CONSTRAINT that imposes a constraint that two points have to have the same Y coordinate.
|
||||
*/
|
||||
class EC_HORIZONTAL : public EDIT_CONSTRAINT<EDIT_POINT>
|
||||
{
|
||||
public:
|
||||
/**
|
||||
* Constructor.
|
||||
*
|
||||
* @param aConstrained is the point that is put under constrain.
|
||||
* @param aConstrainer is the point that is the source of the constrain.
|
||||
*/
|
||||
EC_HORIZONTAL( EDIT_POINT& aConstrained, const EDIT_POINT& aConstrainer ) :
|
||||
EDIT_CONSTRAINT<EDIT_POINT>( aConstrained ), m_constrainer( aConstrainer )
|
||||
{}
|
||||
|
||||
///> @copydoc EDIT_CONSTRAINT::Apply()
|
||||
virtual void Apply( EDIT_POINT& aHandle )
|
||||
{
|
||||
VECTOR2I point = aHandle.GetPosition();
|
||||
point.y = m_constrainer.GetPosition().y;
|
||||
aHandle.SetPosition( point );
|
||||
}
|
||||
|
||||
private:
|
||||
const EDIT_POINT& m_constrainer; ///< Point that imposes the constraint.
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* Class EC_45DEGREE
|
||||
*
|
||||
* EDIT_CONSTRAINT that imposes a constraint that two to be located at angle of 45 degree
|
||||
* multiplicity.
|
||||
*/
|
||||
class EC_45DEGREE : public EDIT_CONSTRAINT<EDIT_POINT>
|
||||
{
|
||||
public:
|
||||
/**
|
||||
* Constructor.
|
||||
*
|
||||
* @param aConstrained is the point that is put under constrain.
|
||||
* @param aConstrainer is the point that is the source of the constrain.
|
||||
*/
|
||||
EC_45DEGREE( EDIT_POINT& aConstrained, const EDIT_POINT& aConstrainer ) :
|
||||
EDIT_CONSTRAINT<EDIT_POINT>( aConstrained ), m_constrainer( aConstrainer )
|
||||
{}
|
||||
|
||||
///> @copydoc EDIT_CONSTRAINT::Apply()
|
||||
virtual void Apply( EDIT_POINT& aHandle );
|
||||
|
||||
private:
|
||||
const EDIT_POINT& m_constrainer; ///< Point that imposes the constraint.
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* Class EC_LINE
|
||||
*
|
||||
* EDIT_CONSTRAINT that imposes a constraint that a point has to lie on a line (determined
|
||||
* by 2 points).
|
||||
*/
|
||||
class EC_LINE : public EDIT_CONSTRAINT<EDIT_POINT>
|
||||
{
|
||||
public:
|
||||
EC_LINE( EDIT_POINT& aConstrained, const EDIT_POINT& aConstrainer );
|
||||
|
||||
///> @copydoc EDIT_CONSTRAINT::Apply()
|
||||
virtual void Apply( EDIT_POINT& aHandle );
|
||||
|
||||
private:
|
||||
EDIT_POINT m_constrainer; ///< Point that imposes the constraint.
|
||||
VECTOR2I m_line; ///< Vector representing the constraining line.
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* Class EC_CIRCLE.
|
||||
*
|
||||
* EDIT_CONSTRAINT that imposes a constraint that a point has to lie on a circle.
|
||||
*/
|
||||
class EC_CIRCLE : public EDIT_CONSTRAINT<EDIT_POINT>
|
||||
{
|
||||
public:
|
||||
/**
|
||||
* Constructor.
|
||||
*
|
||||
* @param aConstrained is the point that is put under constrain.
|
||||
* @parama aCenter is the point that is the center of the circle.
|
||||
* @parama aEnd is the point that decides on the radius of the circle.
|
||||
*/
|
||||
EC_CIRCLE( EDIT_POINT& aConstrained, const EDIT_POINT& aCenter, const EDIT_POINT& aEnd ) :
|
||||
EDIT_CONSTRAINT<EDIT_POINT>( aConstrained ), m_center( aCenter ), m_end( aEnd )
|
||||
{}
|
||||
|
||||
///> @copydoc EDIT_CONSTRAINT::Apply()
|
||||
virtual void Apply( EDIT_POINT& aHandle );
|
||||
|
||||
private:
|
||||
///> Point that imposes the constraint (center of the circle).
|
||||
const EDIT_POINT& m_center;
|
||||
|
||||
///> Point that imposes the constraint (decides on the radius of the circle).
|
||||
const EDIT_POINT& m_end;
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* Class EC_CONVERGING
|
||||
*
|
||||
* EDIT_CONSTRAINT for 3 segment: dragged and two adjacent ones, enforcing to keep their slopes
|
||||
* and allows only to change ending points. Applied to zones.
|
||||
*/
|
||||
class EC_CONVERGING : public EDIT_CONSTRAINT<EDIT_POINT>
|
||||
{
|
||||
public:
|
||||
EC_CONVERGING( EDIT_LINE& aLine, EDIT_POINTS& aPoints );
|
||||
|
||||
virtual ~EC_CONVERGING();
|
||||
|
||||
///> @copydoc EDIT_CONSTRAINT::Apply()
|
||||
virtual void Apply( EDIT_POINT& aHandle );
|
||||
|
||||
private:
|
||||
///> Constraint for origin side segment.
|
||||
EDIT_CONSTRAINT<EDIT_POINT>* m_originSideConstraint;
|
||||
|
||||
///> Constraint for end side segment.
|
||||
EDIT_CONSTRAINT<EDIT_POINT>* m_endSideConstraint;
|
||||
|
||||
///> Additional constriant, applied when at least two points are collinear. It is a pointer to
|
||||
///> m_[origin/end]SideConstraint, so it should not be freed.
|
||||
EDIT_CONSTRAINT<EDIT_POINT>* m_colinearConstraint;
|
||||
|
||||
///> Dragged segment.
|
||||
EDIT_LINE& m_line;
|
||||
|
||||
///> EDIT_POINTS instance that stores currently modified lines.
|
||||
EDIT_POINTS& m_editPoints;
|
||||
|
||||
///> Vector that represents the initial direction of the dragged segment.
|
||||
VECTOR2I m_draggedVector;
|
||||
};
|
||||
|
||||
#endif /* EDIT_POINTS_H_ */
|
||||
|
|
|
|||
Loading…
Reference in New Issue