pcb_origin_transforms.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2019-2020 Reece R. Pollack <[email protected]>
 * Copyright (C) 1992-2020 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
#ifndef PCB_ORIGIN_TRANSFORM_H_
#define PCB_ORIGIN_TRANSFORM_H_
 
#include <origin_transforms.h>
 
class PCB_BASE_FRAME;
 
class PCB_ORIGIN_TRANSFORMS : public ORIGIN_TRANSFORMS
{
public:
 PCB_ORIGIN_TRANSFORMS( PCB_BASE_FRAME& aPcbBaseFrame );
 
 virtual ~PCB_ORIGIN_TRANSFORMS() override;
 
 using ORIGIN_TRANSFORMS::ToDisplay;
 
 virtual long long int ToDisplay( long long int aValue, COORD_TYPES_T aCoordType ) const override;
 
 virtual double ToDisplay( double aValue, COORD_TYPES_T aCoordType ) const override;
 
 
 using ORIGIN_TRANSFORMS::FromDisplay;
 
 virtual long long int FromDisplay( long long int aValue, COORD_TYPES_T aCoordType ) const override;
 
 virtual double FromDisplay( double aValue, COORD_TYPES_T aCoordType ) const override;
 
 
 // =============== Single-axis Relative Transforms ===============
 
 template<typename T>
 T ToDisplayRelX( T aInternalValue ) const
 {
 return ORIGIN_TRANSFORMS::ToDisplayRel( aInternalValue, invertXAxis() );
 }
 
 template<typename T>
 T ToDisplayRelY( T aInternalValue ) const
 {
 return ORIGIN_TRANSFORMS::ToDisplayRel( aInternalValue, invertYAxis() );
 }
 
 template<typename T>
 T FromDisplayRelX( T aDisplayValue ) const
 {
 return ORIGIN_TRANSFORMS::FromDisplayRel( aDisplayValue, invertXAxis() );
 }
 
 template<typename T>
 T FromDisplayRelY( T aDisplayValue ) const
 {
 return ORIGIN_TRANSFORMS::FromDisplayRel( aDisplayValue, invertYAxis() );
 }
 
 
 // =============== Single-axis Absolute Transforms ===============
 
 template<typename T>
 T ToDisplayAbsX( T aInternalValue ) const
 {
 return ORIGIN_TRANSFORMS::ToDisplayAbs( aInternalValue, getUserXOrigin(), invertXAxis() );
 }
 
 template<typename T>
 T ToDisplayAbsY( T aInternalValue ) const
 {
 return ORIGIN_TRANSFORMS::ToDisplayAbs( aInternalValue, getUserYOrigin(), invertYAxis() );
 }
 
 template<typename T>
 T FromDisplayAbsX( T aDisplayValue ) const
 {
 return ORIGIN_TRANSFORMS::FromDisplayAbs( aDisplayValue, getUserXOrigin(), invertXAxis() );
 }
 
 template<typename T>
 T FromDisplayAbsY( T aDisplayValue ) const
 {
 return ORIGIN_TRANSFORMS::FromDisplayAbs( aDisplayValue, getUserYOrigin(), invertYAxis() );
 }
 
 
 // =============== Two-axis Transforms ===============
 
 template<typename T>
 T ToDisplayAbs( T aInternalValue ) const
 {
 T displayValue;
 
 displayValue.x = ToDisplayAbsX( aInternalValue.x );
 displayValue.y = ToDisplayAbsY( aInternalValue.y );
 
 return displayValue;
 }
 
 template<typename T>
 T FromDisplayAbs( T aDisplayValue ) const
 {
 T internalValue;
 
 internalValue.x = FromDisplayAbsX( aDisplayValue.x );
 internalValue.y = FromDisplayAbsY( aDisplayValue.y );
 
 return internalValue;
 }
 
 template<typename T>
 T ToDisplayRel( T aInternalValue ) const
 {
 T displayValue;
 
 displayValue.x = ToDisplayRelX( aInternalValue.x );
 displayValue.y = ToDisplayRelY( aInternalValue.y );
 
 return displayValue;
 }
 
 template<typename T>
 T FromDisplayRel( T aDisplayValue ) const
 {
 T internalValue;
 
 internalValue.x = FromDisplayRelX( aDisplayValue.x );
 internalValue.y = FromDisplayRelY( aDisplayValue.y );
 
 return internalValue;
 }
 
protected:
 int getUserXOrigin() const;
 int getUserYOrigin() const;
 
 bool invertXAxis() const;
 bool invertYAxis() const;
 
protected:
 const PCB_BASE_FRAME& m_pcbBaseFrame;
};
 
#endif // PCB_ORIGIN_TRANSFORMS_H_