internal override sealed PrintCapabilityOption NewOptionCallback(PrintCapabilityFeature baseFeature)
{
ScalingOption newOption = new ScalingOption(baseFeature);
return(newOption);
}
/// <exception cref="XmlException">XML is not well-formed.</exception>
internal override sealed bool OptionPropCallback(PrintCapabilityOption baseOption, XmlPrintCapReader reader)
{
bool handled = false;
ScalingOption option = baseOption as ScalingOption;
if (reader.CurrentElementNodeType == PrintSchemaNodeTypes.ScoredProperty)
{
handled = true;
string sPropertyName = reader.CurrentElementNameAttrValue;
if ((sPropertyName == PrintSchemaTags.Keywords.PageScalingKeys.CustomScaleWidth) ||
(sPropertyName == PrintSchemaTags.Keywords.PageScalingKeys.CustomScaleHeight) ||
(sPropertyName == PrintSchemaTags.Keywords.PageScalingKeys.CustomSquareScale))
{
// custom or custom square scaling properties
try
{
string paramRefName = reader.GetCurrentPropertyParamRefNameWithException();
if ((sPropertyName == PrintSchemaTags.Keywords.PageScalingKeys.CustomScaleWidth) &&
(paramRefName == PrintSchemaTags.Keywords.ParameterDefs.PageScalingScaleWidth))
{
option._scaleWIndex = (int)PrintSchemaLocalParameterDefs.PageScalingScaleWidth;
// Mark the local parameter-def as required
option.OwnerFeature.OwnerPrintCap.SetLocalParameterDefAsRequired(option._scaleWIndex, true);
}
else if ((sPropertyName == PrintSchemaTags.Keywords.PageScalingKeys.CustomScaleHeight) &&
(paramRefName == PrintSchemaTags.Keywords.ParameterDefs.PageScalingScaleHeight))
{
option._scaleHIndex = (int)PrintSchemaLocalParameterDefs.PageScalingScaleHeight;
// Mark the local parameter-def as required
option.OwnerFeature.OwnerPrintCap.SetLocalParameterDefAsRequired(option._scaleHIndex, true);
}
else if ((sPropertyName == PrintSchemaTags.Keywords.PageScalingKeys.CustomSquareScale) &&
(paramRefName == PrintSchemaTags.Keywords.ParameterDefs.PageSquareScalingScale))
{
option._squareScaleIndex = (int)PrintSchemaLocalParameterDefs.PageSquareScalingScale;
// Mark the local parameter-def as required
option.OwnerFeature.OwnerPrintCap.SetLocalParameterDefAsRequired(option._squareScaleIndex, true);
}
else
{
#if _DEBUG
Trace.WriteLine("-Warning- skip unknown ParameterRef " + paramRefName +
"' at line number " + reader._xmlReader.LineNumber +
", line position " + reader._xmlReader.LinePosition);
#endif
}
}
// We want to catch internal FormatException to skip recoverable XML content syntax error
#pragma warning suppress 56502
#if _DEBUG
catch (FormatException e)
#else
catch (FormatException)
#endif
{
#if _DEBUG
Trace.WriteLine("-Error- " + e.Message);
#endif
}
}
else
{
handled = false;
#if _DEBUG
Trace.WriteLine("-Warning- skip unknown ScoredProperty '" +
reader.CurrentElementNameAttrValue + "' at line " +
reader._xmlReader.LineNumber + ", position " +
reader._xmlReader.LinePosition);
#endif
}
}
return(handled);
}
internal override sealed bool AddOptionCallback(PrintCapabilityOption baseOption)
{
bool complete = false;
ScalingOption option = baseOption as ScalingOption;
if (option._optionName != null)
{
int enumValue = PrintSchemaMapper.SchemaNameToEnumValueWithArray(
PrintSchemaTags.Keywords.PageScalingKeys.ScalingNames,
PrintSchemaTags.Keywords.PageScalingKeys.ScalingEnums,
option._optionName);
if (enumValue > 0)
{
option._value = (PageScaling)enumValue;
}
}
if (option.Value != PageScaling.Unspecified)
{
if (option.Value == PageScaling.None)
{
// Non-custom scaling option doesn't need any ParameterRefs
complete = true;
}
else if (option.Value == PageScaling.Custom)
{
// Custom scaling option must have the 2 scale ParameterRefs
if ((option._scaleWIndex >= 0) &&
(option._scaleHIndex >= 0))
{
complete = true;
}
else
{
// Need to reset the local parameter required flag since we are
// ignoring the custom scaling option
if (option._scaleWIndex >= 0)
{
option.OwnerFeature.OwnerPrintCap.SetLocalParameterDefAsRequired(option._scaleWIndex, false);
}
if (option._scaleHIndex >= 0)
{
option.OwnerFeature.OwnerPrintCap.SetLocalParameterDefAsRequired(option._scaleHIndex, false);
}
}
}
else if (option.Value == PageScaling.CustomSquare)
{
// Custom square scaling option must have the scale ParameterRef
if (option._squareScaleIndex >= 0)
{
complete = true;
}
else
{
// Need to reset the local parameter required flag since we are
// ignoring the custom scaling option
if (option._squareScaleIndex >= 0)
{
option.OwnerFeature.OwnerPrintCap.SetLocalParameterDefAsRequired(option._squareScaleIndex, false);
}
}
}
}
if (complete)
{
this.ScalingOptions.Add(option);
}
return(complete);
}
