public static ScalingMode ScalingMode(MetafileReader reader, CommandHeader header)
{
// P1: (enumerated) scaling mode: valid values are
// 0 abstract scaling
// 1 metric scaling
// P2: (real) metric scaling factor, ignored if P1=0
//
// This parameter is always encoded as floating point, regardless of the value of the fixed/floating flag of
// REAL PRECISION. If a REAL PRECISION (floating, n, m) has preceded, then the precision used is n,m.
// If a REAL PRECISION element for floating point has not preceded, then a default precision of 9,23 (32-bit
// floating point) is used.
int numFloatBytes = 32 / 8;
if (reader.Descriptor.RealPrecision == RealPrecisionSpecification.FloatingPoint64Bit)
{
numFloatBytes = 64 / 8;
}
return(new ScalingMode(reader.ReadEnum <ScalingModeType>(), reader.ReadFloatingPoint(numFloatBytes)));
}
public static DeviceViewportSpecificationMode DeviceViewportSpecificationMode(MetafileReader reader, CommandHeader header)
{
// P1: (enumerated) VC specifier: valid values are
// 0 fraction of drawing surface
// 1 millimetres with scale factor
// 2 physical device coordinates
// P2: (real) metric scale factor, ignored if P1=0 or P1=2
//
// This parameter is always encoded as floating point, regardless of the value of the fixed/floating flag of
// REAL PRECISION. If a REAL PRECISION (floating, n, m) has preceded, then the precision used is n,m.
// If a REAL PRECISION element for floating point has not preceded, then a default precision of 9,23 (32-bit
// floating point) is used.
int numFloatBytes = 32 / 8;
if (reader.Descriptor.RealPrecision == RealPrecisionSpecification.FloatingPoint64Bit)
{
numFloatBytes = 64 / 8;
}
return(new DeviceViewportSpecificationMode(reader.ReadEnum <DeviceViewportSpecificationModeType>(), reader.ReadFloatingPoint(numFloatBytes)));
}
