/**
* Function AngleToStringDegrees
* is a helper to convert the \a double \a aAngle (in internal unit)
* to a string in degrees
*/
wxString AngleToStringDegrees( double aAngle )
{
wxString text;
text.Printf( wxT( "%.3f" ), aAngle/10.0 );
StripTrailingZeros( text, 1 );
return text;
}
/* Convert a value to a string using double notation.
* For readability, the mantissa has 3 or more digits,
* the trailing 0 are removed if the mantissa has more than 3 digits
* and some trailing 0
* This function should be used to display values in dialogs because a value
* entered in mm (for instance 2.0 mm) could need up to 8 digits mantissa
* if displayed in inch to avoid truncation or rounding made just by the printf function.
* otherwise the actual value is rounded when read from dialog and converted
* in internal units, and therefore modified.
*/
wxString StringFromValue( EDA_UNITS_T aUnit, int aValue, bool aAddUnitSymbol )
{
double value_to_print = To_User_Unit( aUnit, aValue );
#if defined( EESCHEMA )
wxString stringValue = wxString::Format( wxT( "%.3f" ), value_to_print );
// Strip trailing zeros. However, keep at least 3 digits in mantissa
// For readability
StripTrailingZeros( stringValue, 3 );
#else
char buf[50];
int len;
if( value_to_print != 0.0 && fabs( value_to_print ) <= 0.0001 )
{
len = sprintf( buf, "%.10f", value_to_print );
while( --len > 0 && buf[len] == '0' )
buf[len] = '\0';
if( buf[len]=='.' || buf[len]==',' )
buf[len] = '\0';
else
++len;
}
else
{
len = sprintf( buf, "%.10g", value_to_print );
}
wxString stringValue( buf, wxConvUTF8 );
#endif
if( aAddUnitSymbol )
{
switch( aUnit )
{
case INCHES:
stringValue += _( " \"" );
break;
case MILLIMETRES:
stringValue += _( " mm" );
break;
case UNSCALED_UNITS:
break;
}
}
return stringValue;
}
void PCB_BASE_FRAME::updateGridSelectBox()
{
UpdateStatusBar();
DisplayUnitsMsg();
if( m_gridSelectBox == NULL )
return;
// Update grid values with the current units setting.
m_gridSelectBox->Clear();
wxString msg;
wxString format = _( "Grid:");
switch( g_UserUnit )
{
case INCHES: // the grid size is displayed in mils
case MILLIMETRES:
format += wxT( " %.6f" );
break;
case UNSCALED_UNITS:
format += wxT( " %f" );
break;
}
for( size_t i = 0; i < GetScreen()->GetGridCount(); i++ )
{
GRID_TYPE& grid = GetScreen()->GetGrid( i );
double value = To_User_Unit( g_UserUnit, grid.m_Size.x );
if( g_UserUnit == INCHES )
value *= 1000;
if( grid.m_Id != ID_POPUP_GRID_USER )
{
msg.Printf( format.GetData(), value );
StripTrailingZeros( msg );
}
else
msg = _( "User Grid" );
m_gridSelectBox->Append( msg, (void*) &grid.m_Id );
if( ( m_LastGridSizeId + ID_POPUP_GRID_LEVEL_1000 ) == GetScreen()->GetGrid( i ).m_Id )
m_gridSelectBox->SetSelection( i );
}
}
