public static Action <Altaxo.Data.DataColumn, int, object> GetColumnItemSetter(Type oledbType)
{
return((col, idx, obj) =>
{
if (null == obj || obj == System.DBNull.Value)
{
col.SetElementEmpty(idx);
}
else
{
col[idx] = new Data.AltaxoVariant(obj);
}
});
}
public override void FinalProcessScaleBoundaries(Altaxo.Data.AltaxoVariant org, Altaxo.Data.AltaxoVariant end, Altaxo.Graph.Scales.Scale scale)
{
_org = org;
_end = end;
try
{
if (_showRatioEndOrg)
{
_span = end / org;
}
else
{
_span = end - org;
}
}
catch (Exception)
{
_span = new Data.AltaxoVariant(string.Empty);
}
}
void IUnboundNumericScaleRescaleConditions.SetUserParameters(BoundaryRescaling orgRescaling, BoundariesRelativeTo orgRelativeTo, Data.AltaxoVariant orgValue, BoundaryRescaling endRescaling, BoundariesRelativeTo endRelativeTo, Data.AltaxoVariant endValue)
{
double orgV, endV;
if (orgValue.CanConvertedToDouble)
{
orgV = orgValue.ToDouble();
}
else
{
throw new InvalidOperationException("Can not convert orgValue to a double value.");
}
if (orgValue.CanConvertedToDouble)
{
endV = endValue.ToDouble();
}
else
{
throw new InvalidOperationException("Can not convert endValue to a double value.");
}
SetUserParameters(orgRescaling, orgRelativeTo, orgV, endRescaling, endRelativeTo, endV);
}
public override void FinalProcessScaleBoundaries(Altaxo.Data.AltaxoVariant org, Altaxo.Data.AltaxoVariant end, Altaxo.Graph.Scales.Scale scale)
{
_org = org;
_end = end;
try
{
if (_showRatioEndOrg)
_span = end / org;
else
_span = end - org;
}
catch (Exception)
{
_span = new Data.AltaxoVariant(string.Empty);
}
}
void IUnboundNumericScaleRescaleConditions.SetUserParameters(BoundaryRescaling orgRescaling, BoundariesRelativeTo orgRelativeTo, Data.AltaxoVariant orgValue, BoundaryRescaling endRescaling, BoundariesRelativeTo endRelativeTo, Data.AltaxoVariant endValue)
{
long orgV, endV;
DateTimeKind orgK, endK;
if (orgValue.IsType(Data.AltaxoVariant.Content.VDateTime))
{
var dt = orgValue.ToDateTime();
orgV = dt.Ticks;
orgK = dt.Kind;
}
else if (orgValue.CanConvertedToDouble)
{
double v = orgValue.ToDouble();
orgV = (long)(v * 1E7);
orgK = DateTimeKind.Utc;
}
else
{
throw new InvalidOperationException("Can not convert orgValue to either a DateTime or a double value.");
}
if (endValue.IsType(Data.AltaxoVariant.Content.VDateTime))
{
var dt = endValue.ToDateTime();
endV = dt.Ticks;
endK = dt.Kind;
}
else if (orgValue.CanConvertedToDouble)
{
double v = endValue.ToDouble();
endV = (long)(v * 1E7);
endK = DateTimeKind.Utc;
}
else
{
throw new InvalidOperationException("Can not convert endValue to either a DateTime or a double value.");
}
SetUserParameters(orgRescaling, orgRelativeTo, orgV, orgK, endRescaling, endRelativeTo, endV, endK);
}
public override void OnUserZoomed(Data.AltaxoVariant newZoomOrg, Data.AltaxoVariant newZoomEnd)
{
// Do nothing - zooming is not supported
}
public static Action<Altaxo.Data.DataColumn, int, object> GetColumnItemSetter(Type oledbType)
{
return (col, idx, obj) =>
{
if (null == obj || obj == System.DBNull.Value)
col.SetElementEmpty(idx);
else
col[idx] = new Data.AltaxoVariant(obj);
};
}
public override void OnUserZoomed(Data.AltaxoVariant newZoomOrg, Data.AltaxoVariant newZoomEnd)
{
}
