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211 lines
6.4 KiB
211 lines
6.4 KiB
/*
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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) 2019-2020 Reece R. Pollack <reece@his.com>
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* Copyright (C) 1992-2019 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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#ifndef PCB_ORIGIN_TRANSFORM_H_
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#define PCB_ORIGIN_TRANSFORM_H_ 1
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#include <origin_transforms.h>
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class PCB_BASE_FRAME;
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class PCB_ORIGIN_TRANSFORMS : public ORIGIN_TRANSFORMS
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{
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public:
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PCB_ORIGIN_TRANSFORMS( PCB_BASE_FRAME& aPcbBaseFrame );
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virtual ~PCB_ORIGIN_TRANSFORMS() override;
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using ORIGIN_TRANSFORMS::ToDisplay;
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virtual long long int ToDisplay( long long int aValue,
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COORD_TYPES_T aCoordType ) override;
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virtual double ToDisplay( double aValue,
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COORD_TYPES_T aCoordType ) override;
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using ORIGIN_TRANSFORMS::FromDisplay;
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virtual long long int FromDisplay( long long int aValue,
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COORD_TYPES_T aCoordType ) override;
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virtual double FromDisplay( double aValue,
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COORD_TYPES_T aCoordType ) override;
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/**
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* Transform a 2-D coordinate point referenced to the internal origin
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* to the equivalent point referenced to the user-selected display origin.
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*
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* @param aValue a point referenced to the internal origin
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* @returns the point re-referenced to the user-selected display origin
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*/
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/**
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* Transform a 2-D coordinate point referenced to the user-selected
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* display origin to the equivalent point referenced to the internal origin.
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*
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* @param aValue a point referenced to the user-selected display origin
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* @returns the point re-referenced to the internal origin
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*/
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/**
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* Transform a relative 2-D coordinate delta referenced to the user-selected
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* display origin to the equivalent delta referenced to the internal origin.
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*
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* This is initially intended to handle axis inversion of a delta between
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* two display points, but could be extended to handle other transforms.
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*
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* @param aValue a delta referenced to the internal origin
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* @returns the delta re-referenced to the user-selected display origin
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*/
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/**
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* Transform a relative 2-D coordinate delta referenced to the user-selected
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* display origin to the equivalent delta referenced to the internal origin.
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*
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* This is initially intended to handle axis inversion of a delta between
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* two display points, but could be extended to handle other transforms.
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*
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* @param aValue a delta referenced to the user-selected display origin
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* @returns the delta re-referenced to the internal origin
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*/
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// =============== Single-axis Relative Transforms ===============
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template<typename T>
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T ToDisplayRelX( T aInternalValue ) const
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{
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return ORIGIN_TRANSFORMS::ToDisplayRel( aInternalValue, m_invertXAxis );
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}
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template<typename T>
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T ToDisplayRelY( T aInternalValue ) const
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{
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return ORIGIN_TRANSFORMS::ToDisplayRel( aInternalValue, m_invertYAxis );
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}
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template<typename T>
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T FromDisplayRelX( T aDisplayValue ) const
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{
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return ORIGIN_TRANSFORMS::FromDisplayRel( aDisplayValue, m_invertXAxis );
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}
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template<typename T>
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T FromDisplayRelY( T aDisplayValue ) const
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{
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return ORIGIN_TRANSFORMS::FromDisplayRel( aDisplayValue, m_invertYAxis );
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}
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// =============== Single-axis Absolute Transforms ===============
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template<typename T>
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T ToDisplayAbsX( T aInternalValue ) const
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{
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return ORIGIN_TRANSFORMS::ToDisplayAbs( aInternalValue, GetUserXOrigin(), m_invertXAxis );
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}
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template<typename T>
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T ToDisplayAbsY( T aInternalValue ) const
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{
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return ORIGIN_TRANSFORMS::ToDisplayAbs( aInternalValue, GetUserYOrigin(), m_invertYAxis );
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}
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template<typename T>
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T FromDisplayAbsX( T aDisplayValue ) const
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{
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return ORIGIN_TRANSFORMS::FromDisplayAbs( aDisplayValue, GetUserXOrigin(), m_invertXAxis );
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}
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template<typename T>
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T FromDisplayAbsY( T aDisplayValue ) const
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{
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return ORIGIN_TRANSFORMS::FromDisplayAbs( aDisplayValue, GetUserYOrigin(), m_invertYAxis );
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}
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// =============== Two-axis Transforms ===============
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template<typename T>
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T ToDisplayAbs( T aInternalValue ) const
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{
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T displayValue;
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displayValue.x = ToDisplayAbsX( aInternalValue.x );
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displayValue.y = ToDisplayAbsY( aInternalValue.y );
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return displayValue;
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}
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template<typename T>
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T FromDisplayAbs( T aDisplayValue ) const
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{
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T internalValue;
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internalValue.x = FromDisplayAbsX( aDisplayValue.x );
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internalValue.y = FromDisplayAbsY( aDisplayValue.y );
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return internalValue;
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}
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template<typename T>
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T ToDisplayRel( T aInternalValue ) const
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{
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T displayValue;
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displayValue.x = ToDisplayRelX( aInternalValue.x );
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displayValue.y = ToDisplayRelY( aInternalValue.y );
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return displayValue;
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}
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template<typename T>
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T FromDisplayRel( T aDisplayValue ) const
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{
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T internalValue;
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internalValue.x = FromDisplayRelX( aDisplayValue.x );
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internalValue.y = FromDisplayRelY( aDisplayValue.y );
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return internalValue;
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}
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protected:
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const PCB_BASE_FRAME& m_pcbBaseFrame;
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const bool& m_invertXAxis;
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const bool& m_invertYAxis;
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int GetUserXOrigin() const;
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int GetUserYOrigin() const;
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};
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#endif // PCB_ORIGIN_TRANSFORMS_H_
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