unit_binder.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2014-2015 CERN
 * Copyright (C) 2020-2021 KiCad Developers, see AUTHORS.txt for contributors.
 * Author: Maciej Suminski <[email protected]>
 *
 * 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 __UNIT_BINDER_H_
#define __UNIT_BINDER_H_
 
#include <span>
 
#include <base_units.h>
#include <units_provider.h>
#include <libeval/numeric_evaluator.h>
#include <wx/event.h>
 
class EDA_BASE_FRAME;
class EDA_DRAW_FRAME;
class wxTextEntry;
class wxSpinButton;
class wxStaticText;
 
class UNIT_BINDER : public wxEvtHandler
{
public:
 
 UNIT_BINDER( EDA_DRAW_FRAME* aParent,
 wxStaticText* aLabel, wxWindow* aValueCtrl, wxStaticText* aUnitLabel,
 bool aAllowEval = true, bool aBindFocusEvent = true );
 
 UNIT_BINDER( UNITS_PROVIDER* aUnitsProvider, wxWindow* aEventSource,
 wxStaticText* aLabel, wxWindow* aValueCtrl, wxStaticText* aUnitLabel,
 bool aAllowEval = true, bool aBindFocusEvent = true );
 
 virtual ~UNIT_BINDER() override;
 
 virtual void SetUnits( EDA_UNITS aUnits );
 
 virtual void SetNegativeZero() { m_negativeZero = true; }
 
 virtual void SetPrecision( int aLength );
 
 void SetDataType( EDA_DATA_TYPE aDataType );
 
 virtual void SetValue( long long int aValue );
 
 void SetValue( const wxString& aValue );
 
 virtual void SetDoubleValue( double aValue );
 
 virtual void SetAngleValue( const EDA_ANGLE& aValue );
 
 virtual void ChangeValue( int aValue );
 
 void ChangeValue( const wxString& aValue );
 
 virtual void ChangeDoubleValue( double aValue );
 
 virtual void ChangeAngleValue( const EDA_ANGLE& aValue );
 
 virtual long long int GetValue();
 
 int GetIntValue() { return (int) GetValue(); }
 
 virtual double GetDoubleValue();
 
 virtual EDA_ANGLE GetAngleValue();
 
 virtual void SetOptionsList( std::span<const long long int> aOptions );
 virtual void SetDoubleOptionsList( std::span<const double> aOptions );
 
 
 bool IsIndeterminate() const;
 
 bool IsNull() const;
 
 virtual bool Validate( double aMin, double aMax, EDA_UNITS aUnits = EDA_UNITS::UNSCALED );
 
 void SetLabel( const wxString& aLabel );
 
 void Enable( bool aEnable );
 
 void Show( bool aShow, bool aResize = false );
 
 ORIGIN_TRANSFORMS::COORD_TYPES_T GetCoordType() const
 {
 return m_coordType;
 }
 
 void SetCoordType( ORIGIN_TRANSFORMS::COORD_TYPES_T aCoordType )
 {
 m_coordType = aCoordType;
 }
 
 void RequireEval()
 {
 m_needsEval = true;
 }
 
protected:
 void init( UNITS_PROVIDER* aProvider );
 void onClick( wxMouseEvent& aEvent );
 void onComboBox( wxCommandEvent& aEvent );
 
 void onSetFocus( wxFocusEvent& aEvent );
 void onKillFocus( wxFocusEvent& aEvent );
 void delayedFocusHandler( wxCommandEvent& aEvent );
 
 void onUnitsChanged( wxCommandEvent& aEvent );
 
 double setPrecision( double aValue, bool aValueUsesUserUnits ) const;
 
 wxString getTextForValue( long long int aValue ) const;
 wxString getTextForDoubleValue( double aValue ) const;
 
protected:
 bool m_bindFocusEvent;
 
 wxStaticText* m_label;
 wxWindow* m_valueCtrl;
 wxStaticText* m_unitLabel; 
 
 const EDA_IU_SCALE* m_iuScale;
 EDA_UNITS m_units;
 bool m_negativeZero; 
 EDA_DATA_TYPE m_dataType;
 int m_precision; 
 
 wxString m_errorMessage;
 
 NUMERIC_EVALUATOR m_eval;
 bool m_allowEval;
 bool m_needsEval;
 
 long m_selStart; 
 long m_selEnd;
 
 bool m_unitsInValue; 
 
 ORIGIN_TRANSFORMS& m_originTransforms;
 
 ORIGIN_TRANSFORMS::COORD_TYPES_T m_coordType;
};
 
 
class PROPERTY_EDITOR_UNIT_BINDER : public UNIT_BINDER
{
public:
 PROPERTY_EDITOR_UNIT_BINDER( EDA_DRAW_FRAME* aParent );
 
 virtual ~PROPERTY_EDITOR_UNIT_BINDER();
 
 void SetControl( wxWindow* aControl );
};
 
#endif /* __UNIT_BINDER_H_ */