kicad/pcb_calculator/regulators_funct.cpp

468 lines
13 KiB
C++

/**
* @file regulators_funct.cpp
*/
/*
* This program source code file is part of KICAD, a free EDA CAD application.
*
* Copyright (C) 1992-2011 jean-pierre.charras
* Copyright (C) 1992-2011 Kicad Developers, see change_log.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
*/
#include <wx/wx.h>
#include <wx/config.h>
#include <macros.h>
#include <pcb_calculator.h>
#include <class_regulator_data.h>
#include <dialog_regulator_data_base.h>
extern double DoubleFromString( const wxString& TextValue );
class DIALOG_EDITOR_DATA: public DIALOG_EDITOR_DATA_BASE
{
public:
DIALOG_EDITOR_DATA( PCB_CALCULATOR_FRAME * parent, const wxString & aRegName )
: DIALOG_EDITOR_DATA_BASE( parent )
{
m_textCtrlName->SetValue( aRegName );
m_textCtrlName->Enable( aRegName.IsEmpty() );
UpdateDialog();
}
~DIALOG_EDITOR_DATA() {};
// Event called functions:
void OnOKClick( wxCommandEvent& event ) override;
/**
* Function IsOK()
* @return true if regulator parameters are acceptable
*/
bool IsOK();
/**
* Function CopyRegulatorDataToDialog
* Transfert data from dialog to aItem
* @param aItem = a pointer to the REGULATOR_DATA
*/
void CopyRegulatorDataToDialog( REGULATOR_DATA * aItem );
/**
* Function BuildRegulatorFromData
* Creates a new REGULATOR_DATA from dialog
* @return a pointer to the new REGULATOR_DATA
*/
REGULATOR_DATA * BuildRegulatorFromData();
/**
* Enable/disable Iadj realted widgets, according to
* the regulator type
*/
void UpdateDialog()
{
bool enbl = m_choiceRegType->GetSelection() == 1;
m_RegulIadjValue->Enable( enbl );
m_RegulIadjTitle->Enable( enbl );
m_IadjUnitLabel->Enable( enbl );
}
/**
* called when the current regulator type is changed
*/
void OnRegTypeSelection( wxCommandEvent& event )
{
UpdateDialog();
}
};
void DIALOG_EDITOR_DATA::OnOKClick( wxCommandEvent& event )
{
if( !IsOK() )
{
wxMessageBox( _("Bad or missing parameters!") );
return;
}
EndModal( wxID_OK );
}
bool DIALOG_EDITOR_DATA::IsOK()
{
bool success = true;
if( m_textCtrlName->GetValue().IsEmpty() )
success = false;
if( m_textCtrlVref->GetValue().IsEmpty() )
success = false;
else
{
double vref = DoubleFromString( m_textCtrlVref->GetValue() );
if( fabs(vref) < 0.01 )
success = false;
}
if( m_choiceRegType->GetSelection() == 1 )
{
if( m_RegulIadjValue->GetValue().IsEmpty() )
success = false;
}
return success;
}
void DIALOG_EDITOR_DATA::CopyRegulatorDataToDialog( REGULATOR_DATA * aItem )
{
m_textCtrlName->SetValue( aItem->m_Name );
wxString value;
value.Printf( wxT("%g"), aItem->m_Vref );
m_textCtrlVref->SetValue( value );
value.Printf( wxT("%g"), aItem->m_Iadj );
m_RegulIadjValue->SetValue( value );
m_choiceRegType->SetSelection( aItem->m_Type );
UpdateDialog();
}
REGULATOR_DATA * DIALOG_EDITOR_DATA::BuildRegulatorFromData()
{
double vref = DoubleFromString( m_textCtrlVref->GetValue() );
double iadj = DoubleFromString( m_RegulIadjValue->GetValue() );
int type = m_choiceRegType->GetSelection();
if( type != 1 )
iadj = 0.0;
REGULATOR_DATA * item = new REGULATOR_DATA( m_textCtrlName->GetValue(),
vref, type, iadj );
return item;
}
void PCB_CALCULATOR_FRAME::OnRegulatorCalcButtonClick( wxCommandEvent& event )
{
RegulatorsSolve();
}
void PCB_CALCULATOR_FRAME::RegulatorPageUpdate()
{
switch( m_choiceRegType->GetSelection() )
{
default:
case 0:
m_bitmapRegul4pins->Show( true );
m_bitmapRegul3pins->Show( false );
m_RegulIadjValue->Enable( false );
m_RegulIadjTitle->Enable( false );
m_IadjUnitLabel->Enable( false );
m_RegulFormula->SetLabel( wxT("Vout = Vref * (R1 + R2) / R2") );
break;
case 1:
m_bitmapRegul4pins->Show( false );
m_bitmapRegul3pins->Show( true );
m_RegulIadjValue->Enable( true );
m_RegulIadjTitle->Enable( true );
m_IadjUnitLabel->Enable( true );
m_RegulFormula->SetLabel( wxT("Vout = Vref * (R1 + R2) / R1 + Iadj * R2") );
break;
}
// The new icon size must be taken in account
m_panelRegulators->GetSizer()->Layout();
// Enable/disable buttons:
bool enbl = m_choiceRegulatorSelector->GetCount() > 0;
m_buttonEditItem->Enable( enbl );
m_buttonRemoveItem->Enable( enbl );
m_panelRegulators->Refresh();
}
void PCB_CALCULATOR_FRAME::OnRegulTypeSelection( wxCommandEvent& event )
{
RegulatorPageUpdate();
}
void PCB_CALCULATOR_FRAME::OnRegulatorSelection( wxCommandEvent& event )
{
wxString name = m_choiceRegulatorSelector->GetStringSelection();
REGULATOR_DATA * item = m_RegulatorList.GetReg( name );
if( item )
{
m_lastSelectedRegulatorName = item->m_Name;
m_choiceRegType->SetSelection( item->m_Type );
wxString value;
value.Printf( wxT("%g"), item->m_Vref );
m_RegulVrefValue->SetValue( value );
value.Printf( wxT("%g"), item->m_Iadj );
m_RegulIadjValue->SetValue( value );
}
// Call RegulatorPageUpdate to enable/sisable tools,
// even if no item selected
RegulatorPageUpdate();
}
/*
* Called when ckicking on button Browse:
* Select a new data file, and load it on request
*/
void PCB_CALCULATOR_FRAME::OnDataFileSelection( wxCommandEvent& event )
{
wxString fullfilename = GetDataFilename();
wxString wildcard;
wildcard.Printf( _("PCB Calculator data file (*.%s)|*.%s"),
GetChars( DataFileNameExt ),
GetChars( DataFileNameExt ) );
wxFileDialog dlg( m_panelRegulators,
_("Select a PCB Calculator data file"),
wxEmptyString, fullfilename,
wildcard, wxFD_OPEN );
if (dlg.ShowModal() == wxID_CANCEL)
return;
fullfilename = dlg.GetPath();
if( fullfilename == GetDataFilename() )
return;
SetDataFilename( fullfilename );
if( wxFileExists( fullfilename ) && m_RegulatorList.GetCount() > 0 ) // Read file
{
if( wxMessageBox( _("Do you want to load this file and replace current regulator list?" ) )
!= wxID_OK )
return;
}
if( ReadDataFile() )
{
m_RegulatorListChanged = false;
m_choiceRegulatorSelector->Clear();
m_choiceRegulatorSelector->Append( m_RegulatorList.GetRegList() );
SelectLastSelectedRegulator();
}
else
{
wxString msg;
msg.Printf( _("Unable to read data file <%s>"), GetChars( fullfilename ) );
wxMessageBox( msg );
}
}
void PCB_CALCULATOR_FRAME::OnAddRegulator( wxCommandEvent& event )
{
DIALOG_EDITOR_DATA dlg( this, wxEmptyString );
if( dlg.ShowModal() != wxID_OK )
return;
if( !dlg.IsOK() )
{
wxMessageBox( _("Bad or missing parameters!") );
return;
}
REGULATOR_DATA * new_item = dlg.BuildRegulatorFromData();
// Add new item, if not existing
if( m_RegulatorList.GetReg( new_item->m_Name ) == NULL )
{
// Add item in list
m_RegulatorList.Add( new_item );
m_RegulatorListChanged = true;
m_choiceRegulatorSelector->Clear();
m_choiceRegulatorSelector->Append( m_RegulatorList.GetRegList() );
m_lastSelectedRegulatorName = new_item->m_Name;
SelectLastSelectedRegulator();
}
else
{
wxMessageBox( _("This regulator is already in list. Aborted") );
delete new_item;
}
}
void PCB_CALCULATOR_FRAME::OnEditRegulator( wxCommandEvent& event )
{
wxString name = m_choiceRegulatorSelector->GetStringSelection();
REGULATOR_DATA * item = m_RegulatorList.GetReg( name );
if( item == NULL )
return;
DIALOG_EDITOR_DATA dlg( this, name );
dlg.CopyRegulatorDataToDialog( item );
if( dlg.ShowModal() != wxID_OK )
return;
REGULATOR_DATA * new_item = dlg.BuildRegulatorFromData();
m_RegulatorList.Replace( new_item );
m_RegulatorListChanged = true;
SelectLastSelectedRegulator();
}
void PCB_CALCULATOR_FRAME::OnRemoveRegulator( wxCommandEvent& event )
{
wxString name = wxGetSingleChoice( _("Remove Regulator"), wxEmptyString,
m_RegulatorList.GetRegList() );
if( name.IsEmpty() )
return;
m_RegulatorList.Remove( name );
m_RegulatorListChanged = true;
m_choiceRegulatorSelector->Clear();
m_choiceRegulatorSelector->Append( m_RegulatorList.GetRegList() );
if( m_lastSelectedRegulatorName == name )
m_lastSelectedRegulatorName.Empty();
SelectLastSelectedRegulator();
}
void PCB_CALCULATOR_FRAME::SelectLastSelectedRegulator()
{
// Find last selected in regulator list:
int idx = -1;
if( ! m_lastSelectedRegulatorName.IsEmpty() )
{
for( unsigned ii = 0; ii < m_RegulatorList.GetCount(); ii++ )
if( m_RegulatorList.m_List[ii]->m_Name == m_lastSelectedRegulatorName )
{
idx = ii;
break;
}
}
m_choiceRegulatorSelector->SetSelection( idx );
wxCommandEvent event;
OnRegulatorSelection( event );
}
// Calculate a value from the 3 other values
// Vref is given by the regulator properties, so
// we can calculate only R1, R2 or Vout
void PCB_CALCULATOR_FRAME::RegulatorsSolve()
{
int id;
if( m_rbRegulR1->GetValue() )
id = 0; // for R1 calculation
else if( m_rbRegulR2->GetValue() )
id = 1; // for R2 calculation
else if( m_rbRegulVout->GetValue() )
id = 2; // for Vout calculation
else
{
wxMessageBox( wxT("Selection error" ) );
return;
}
double r1, r2, vref, vout;
wxString txt;
m_RegulMessage->SetLabel( wxEmptyString);
// Convert r1 and r2 in ohms
int r1scale = 1000;
int r2scale = 1000;
// Read values from panel:
txt = m_RegulR1Value->GetValue();
r1 = DoubleFromString(txt) * r1scale;
txt = m_RegulR2Value->GetValue();
r2 = DoubleFromString(txt) * r2scale;
txt = m_RegulVrefValue->GetValue();
vref = DoubleFromString(txt);
txt = m_RegulVoutValue->GetValue();
vout = DoubleFromString(txt);
// Some tests:
if( vout < vref && id != 2)
{
m_RegulMessage->SetLabel( _(" Vout must be greater than vref" ) );
return;
}
if( vref == 0.0 )
{
m_RegulMessage->SetLabel( _(" Vref set to 0 !" ) );
return;
}
if( (r1 < 0 && id != 0 ) || (r2 <= 0 && id != 1) )
{
m_RegulMessage->SetLabel( _("Incorrect value for R1 R2" ) );
return;
}
// Calculate
if( m_choiceRegType->GetSelection() == 1)
{
// 3 terminal regulator
txt = m_RegulIadjValue->GetValue();
double iadj = DoubleFromString(txt);
// iadj is given in micro amp, so convert it in amp.
iadj /= 1000000;
switch( id )
{
case 0:
r1 = vref * r2 / ( vout - vref - (r2 * iadj) );
break;
case 1:
r2 = ( vout - vref ) / ( iadj + (vref/r1) );
break;
case 2:
vout = vref * (r1 + r2) / r1;
vout += r2 * iadj;
break;
}
}
else
{ // Standard 4 terminal regulator
switch( id )
{
case 0:
r1 = ( vout / vref - 1 ) * r2;
break;
case 1:
r2 = r1 / ( vout / vref - 1);
break;
case 2:
vout = vref * (r1 + r2) / r2;
break;
}
}
// write values to panel:
txt.Printf(wxT("%g"), r1 / r1scale );
m_RegulR1Value->SetValue(txt);
txt.Printf(wxT("%g"), r2 / r2scale);
m_RegulR2Value->SetValue(txt);
txt.Printf(wxT("%g"), vref);
m_RegulVrefValue->SetValue(txt);
txt.Printf(wxT("%g"), vout);
m_RegulVoutValue->SetValue(txt);
}