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TRUTHTABLE.CPP
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TRUTHTABLE.CPP
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#include <wx/wx.h>
#include <wx/grid.h>
#include <cstdlib>
#include <ctime>
#include <math.h>
#include "truthTable.h"
DEFINE_EVENT_TYPE(wxEVT_VALUE_CHANGE)
BEGIN_EVENT_TABLE( TruthTable, wxGrid )
EVT_GRID_CELL_RIGHT_CLICK( TruthTable::DisplayPopup )
EVT_GRID_CELL_CHANGE(TruthTable::OnCellChange)
EVT_MENU(MENU_SET1, TruthTable::OnMenuSet1)
EVT_MENU(MENU_SET0, TruthTable::OnMenuSet0)
EVT_MENU(MENU_SETDC, TruthTable::OnMenuSetDC)
EVT_MENU(MENU_SETRAND, TruthTable::OnMenuSetRand)
END_EVENT_TABLE()
TruthTable::TruthTable(wxWindow* parent, wxWindowID id, unsigned int vars, wxLocale& locale, const wxPoint& pos, const wxSize& size, long style, const wxString& name)
:wxGrid(parent, id, pos, size, style, name), m_locale(locale)
{
showZeros=0;
this->CreateGrid((int)pow(2, vars), vars+1);
this->SetVars(vars);
this->SetSelectionMode(wxGrid::wxGridSelectRows);
this->EnableDragGridSize(0);
stateMenu = new wxMenu;
// wxBitmap oneBitmap(wxT("1.xpm"), wxBITMAP_TYPE_XPM );
wxMenuItem* one=new wxMenuItem(0, MENU_SET1, _("Set to 1"));
// one->SetBitmap(oneBitmap);
// wxBitmap zeroBitmap(wxT("0.xpm"), wxBITMAP_TYPE_XPM );
wxMenuItem* zero=new wxMenuItem(0, MENU_SET0, _("Set to 0"));
// zero->SetBitmap(zeroBitmap);
// wxBitmap dcBitmap(wxT("dc.xpm"), wxBITMAP_TYPE_XPM );
wxMenuItem* dc=new wxMenuItem(0, MENU_SETDC, _("Set to \"don't care\""));
// dc->SetBitmap(dcBitmap);
// wxBitmap randBitmap(wxT("rand.xpm"), wxBITMAP_TYPE_XPM );
wxMenuItem* rand=new wxMenuItem(0, MENU_SETRAND, _("Set randomly"));
// rand->SetBitmap(randBitmap);
stateMenu->Append(one);
stateMenu->Append(zero);
stateMenu->Append(dc);
stateMenu->AppendSeparator();
stateMenu->Append(rand);
this->SetDefaultCellAlignment(wxALIGN_CENTRE, wxALIGN_CENTRE);
}
void TruthTable::DisplayPopup(wxGridEvent& event)
{
if(this->IsSelection() ) // && this->GetSelectedRows().Count()>1) <--- library bug
{
this->popup=event.GetPosition();
PopupMenu(stateMenu, event.GetPosition());
}
else
{
menuRow=event.GetRow();
menuCol=event.GetCol();
this->SetGridCursor(menuRow, menuCol);
this->ClearSelection();
this->SelectRow(menuRow);
this->popup=event.GetPosition();
PopupMenu(stateMenu, event.GetPosition());
}
}
void TruthTable::OnCellChange(wxGridEvent& event)
{
if( (this->GetCellValue(event.GetRow(), event.GetCol())!=wxT("1")) &&
(this->GetCellValue(event.GetRow(), event.GetCol())!=wxT("")) &&
(this->GetCellValue(event.GetRow(), event.GetCol())!=wxT("0")) )
this->SetCellValue(event.GetRow(), event.GetCol(), wxT("?"));
if(this->GetCellValue(event.GetRow(), event.GetCol())==wxT(""))
if(showZeros) this->SetCellValue(event.GetRow(), event.GetCol(), wxT("0"));
if(this->GetCellValue(event.GetRow(), event.GetCol())==wxT("0"))
if(!showZeros) this->SetCellValue(event.GetRow(), event.GetCol(), wxT(""));
event.Skip(1);
}
void TruthTable::OnMenuSet1(wxCommandEvent& event)
{
for(int i=0; i<((int)pow(2, numberOfVariables)); i++)
{
if(this->IsInSelection(i, 0))
{
this->SetCellValue(i, numberOfVariables, wxT("1"));
SendEvent( wxEVT_GRID_CELL_CHANGE, i, numberOfVariables );
}
}
}
void TruthTable::OnMenuSet0(wxCommandEvent& event)
{
for(int i=0; i<((int)pow(2, numberOfVariables)); i++)
{
if(this->IsInSelection(i, 0))
{
if(showZeros) this->SetCellValue(i, numberOfVariables, wxT("0"));
else this->SetCellValue(i, numberOfVariables, wxT(""));
SendEvent( wxEVT_GRID_CELL_CHANGE, i, numberOfVariables );
}
}
}
void TruthTable::OnMenuSetDC(wxCommandEvent& event)
{
for(int i=0; i<((int)pow(2, numberOfVariables)); i++)
{
if(this->IsInSelection(i, 0))
{
this->SetCellValue(i, numberOfVariables, wxT("?"));
SendEvent( wxEVT_GRID_CELL_CHANGE, i, numberOfVariables );
}
}
}
void TruthTable::OnMenuSetRand(wxCommandEvent& event)
{
srand(static_cast<unsigned>(time(0)));
for(int i=0; i<((int)pow(2, numberOfVariables)); i++)
{
if(this->IsInSelection(i, 0))
{
if(rand()%2)
{
this->SetCellValue(i, numberOfVariables, wxT("1"));
SendEvent( wxEVT_GRID_CELL_CHANGE, i, numberOfVariables );
}
else
{
if(showZeros) this->SetCellValue(i, numberOfVariables, wxT("0"));
else this->SetCellValue(i, numberOfVariables, wxT(""));
SendEvent( wxEVT_GRID_CELL_CHANGE, i, numberOfVariables );
}
}
}
}
void TruthTable::SetVars(unsigned int vars)
{
this->ClearGrid();
numberOfVariables=vars;
if(this->GetNumberCols()<(int)(vars+1)) this->AppendCols(vars+1-this->GetNumberCols());
if(this->GetNumberCols()>(int)(vars+1)) this->DeleteCols(0, this->GetNumberCols()-vars-1);
if(this->GetNumberRows()<((int)pow(2, vars))) this->AppendRows(((int)pow(2, vars))-this->GetNumberRows());
if(this->GetNumberRows()>((int)pow(2, vars))) this->DeleteRows(0, this->GetNumberRows()-((int)pow(2, vars)));
for(unsigned int i=0; i<vars; i++)
{
this->SetColLabelValue(i, wxString::Format(wxT("%c"), 65+i));
}
this->SetColLabelValue(vars, wxT("f"));
for(int i=0; i<((int)pow(2, vars)); i++)
{
this->SetRowLabelValue(i, wxString::Format(wxT("%d"), i));
if(showZeros) this->SetCellValue(i, numberOfVariables, wxT("0"));
}
for(int i=0; i<((int)pow(2, vars)); i++)
{
for(unsigned int j=0; j<vars; j++)
{
this->SetReadOnly(i, j, 1);
if(!(i%2))
this->SetCellBackgroundColour(i, j, wxColour(245, 245, 245));
else
this->SetCellBackgroundColour(i, j, wxColour(235, 235, 235));
if((i%((int)pow(2, vars-j)))<((int)pow(2, vars-j-1))) this->SetCellValue(i, j, wxT("0"));
else this->SetCellValue(i, j, wxT("1"));
}
this->SetCellBackgroundColour(i, vars, wxColour(215, 225, 255));
}
int w, h;
wxPaintDC dc (this);
dc.SetFont(this->GetLabelFont());
dc.GetTextExtent( wxString::Format(wxT("%d"), (int)pow(2, vars)), &w, &h );
this->SetRowLabelSize(w+15);
this->AutoSizeColumns(1);
this->SetColSize(vars, (int)(1.5*GetColSize(0)));
this->ForceRefresh();
this->AdjustScrollbars();
}
void TruthTable::SetShowZeros(bool s)
{
showZeros=s;
for(int i=0; i<(this->GetNumberRows()); i++)
{
if(showZeros && (this->GetCellValue(i, numberOfVariables)==wxT("")))
this->SetCellValue(i, numberOfVariables, wxT("0"));
else if(!showZeros && (this->GetCellValue(i, numberOfVariables)==wxT("0")))
this->SetCellValue(i, numberOfVariables, wxT(""));
}
this->ForceRefresh();
}
bool TruthTable::GetShowZeros()
{
return showZeros;
}