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First attempt on #76 TWFix32 onevalue being wrong.

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This commit is contained in:
Eugene Wang 2017-02-13 21:23:37 -05:00
parent 8f6e661a61
commit a11add856d
4 changed files with 54 additions and 102 deletions
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113
src/NTwain/Capabilities.cs
View File

@ -326,10 +326,10 @@ namespace NTwain
{
return _autoBright ?? (_autoBright = new CapWrapper<BoolType>(_source, CapabilityId.ICapAutoBright, ValueExtensions.ConvertToEnum<BoolType>,
value => new TWOneValue
{
Item = (uint)value,
ItemType = ItemType.Bool
}));
{
Item = (uint)value,
ItemType = ItemType.Bool
}));
}
}
@ -345,12 +345,7 @@ namespace NTwain
{
get
{
return _brightness ?? (_brightness = new CapWrapper<TWFix32>(_source, CapabilityId.ICapBrightness, ValueExtensions.ConvertToFix32,
value => new TWOneValue
{
Item = (uint)value,// ((uint)dpi) << 16;
ItemType = ItemType.Fix32
}));
return _brightness ?? (_brightness = new CapWrapper<TWFix32>(_source, CapabilityId.ICapBrightness, ValueExtensions.ConvertToFix32, value => value.ToOneValue()));
}
}
@ -366,12 +361,7 @@ namespace NTwain
{
get
{
return _contrast ?? (_contrast = new CapWrapper<TWFix32>(_source, CapabilityId.ICapContrast, ValueExtensions.ConvertToFix32,
value => new TWOneValue
{
Item = (uint)value,// ((uint)dpi) << 16;
ItemType = ItemType.Fix32
}));
return _contrast ?? (_contrast = new CapWrapper<TWFix32>(_source, CapabilityId.ICapContrast, ValueExtensions.ConvertToFix32, value => value.ToOneValue()));
}
}
@ -408,12 +398,7 @@ namespace NTwain
{
get
{
return _exposureTime ?? (_exposureTime = new CapWrapper<TWFix32>(_source, CapabilityId.ICapExposureTime, ValueExtensions.ConvertToFix32,
value => new TWOneValue
{
Item = (uint)value,// ((uint)dpi) << 16;
ItemType = ItemType.Fix32
}));
return _exposureTime ?? (_exposureTime = new CapWrapper<TWFix32>(_source, CapabilityId.ICapExposureTime, ValueExtensions.ConvertToFix32, value => value.ToOneValue()));
}
}
@ -450,12 +435,7 @@ namespace NTwain
{
get
{
return _gamma ?? (_gamma = new CapWrapper<TWFix32>(_source, CapabilityId.ICapGamma, ValueExtensions.ConvertToFix32,
value => new TWOneValue
{
Item = (uint)value,// ((uint)dpi) << 16;
ItemType = ItemType.Fix32
}));
return _gamma ?? (_gamma = new CapWrapper<TWFix32>(_source, CapabilityId.ICapGamma, ValueExtensions.ConvertToFix32, value => value.ToOneValue()));
}
}
@ -487,12 +467,7 @@ namespace NTwain
{
get
{
return _highlight ?? (_highlight = new CapWrapper<TWFix32>(_source, CapabilityId.ICapHighlight, ValueExtensions.ConvertToFix32,
value => new TWOneValue
{
Item = (uint)value,// ((uint)dpi) << 16;
ItemType = ItemType.Fix32
}));
return _highlight ?? (_highlight = new CapWrapper<TWFix32>(_source, CapabilityId.ICapHighlight, ValueExtensions.ConvertToFix32, value => value.ToOneValue()));
}
}
@ -625,12 +600,7 @@ namespace NTwain
{
get
{
return _shadow ?? (_shadow = new CapWrapper<TWFix32>(_source, CapabilityId.ICapShadow, ValueExtensions.ConvertToFix32,
value => new TWOneValue
{
Item = (uint)value,// ((uint)dpi) << 16;
ItemType = ItemType.Fix32
}));
return _shadow ?? (_shadow = new CapWrapper<TWFix32>(_source, CapabilityId.ICapShadow, ValueExtensions.ConvertToFix32, value => value.ToOneValue()));
}
}
@ -701,12 +671,7 @@ namespace NTwain
{
get
{
return _xResolution ?? (_xResolution = new CapWrapper<TWFix32>(_source, CapabilityId.ICapXResolution, ValueExtensions.ConvertToFix32,
value => new TWOneValue
{
Item = (uint)value,// ((uint)dpi) << 16;
ItemType = ItemType.Fix32
}));
return _xResolution ?? (_xResolution = new CapWrapper<TWFix32>(_source, CapabilityId.ICapXResolution, ValueExtensions.ConvertToFix32, value => value.ToOneValue()));
}
}
@ -723,12 +688,7 @@ namespace NTwain
{
get
{
return _yResolution ?? (_yResolution = new CapWrapper<TWFix32>(_source, CapabilityId.ICapYResolution, ValueExtensions.ConvertToFix32,
value => new TWOneValue
{
Item = (uint)value,// ((uint)dpi) << 16;
ItemType = ItemType.Fix32
}));
return _yResolution ?? (_yResolution = new CapWrapper<TWFix32>(_source, CapabilityId.ICapYResolution, ValueExtensions.ConvertToFix32, value => value.ToOneValue()));
}
}
@ -891,12 +851,7 @@ namespace NTwain
{
get
{
return _rotation ?? (_rotation = new CapWrapper<TWFix32>(_source, CapabilityId.ICapRotation, ValueExtensions.ConvertToFix32,
value => new TWOneValue
{
Item = (uint)value,// ((uint)dpi) << 16;
ItemType = ItemType.Fix32
}));
return _rotation ?? (_rotation = new CapWrapper<TWFix32>(_source, CapabilityId.ICapRotation, ValueExtensions.ConvertToFix32, value => value.ToOneValue()));
}
}
@ -933,12 +888,7 @@ namespace NTwain
{
get
{
return _threshold ?? (_threshold = new CapWrapper<TWFix32>(_source, CapabilityId.ICapThreshold, ValueExtensions.ConvertToFix32,
value => new TWOneValue
{
Item = (uint)value,// ((uint)dpi) << 16;
ItemType = ItemType.Fix32
}));
return _threshold ?? (_threshold = new CapWrapper<TWFix32>(_source, CapabilityId.ICapThreshold, ValueExtensions.ConvertToFix32, value => value.ToOneValue()));
}
}
@ -954,12 +904,7 @@ namespace NTwain
{
get
{
return _xscaling ?? (_xscaling = new CapWrapper<TWFix32>(_source, CapabilityId.ICapXScaling, ValueExtensions.ConvertToFix32,
value => new TWOneValue
{
Item = (uint)value,// ((uint)dpi) << 16;
ItemType = ItemType.Fix32
}));
return _xscaling ?? (_xscaling = new CapWrapper<TWFix32>(_source, CapabilityId.ICapXScaling, ValueExtensions.ConvertToFix32, value => value.ToOneValue()));
}
}
@ -975,12 +920,7 @@ namespace NTwain
{
get
{
return _yscaling ?? (_yscaling = new CapWrapper<TWFix32>(_source, CapabilityId.ICapYScaling, ValueExtensions.ConvertToFix32,
value => new TWOneValue
{
Item = (uint)value,// ((uint)dpi) << 16;
ItemType = ItemType.Fix32
}));
return _yscaling ?? (_yscaling = new CapWrapper<TWFix32>(_source, CapabilityId.ICapYScaling, ValueExtensions.ConvertToFix32, value => value.ToOneValue()));
}
}
@ -1932,12 +1872,7 @@ namespace NTwain
{
get
{
return _mergeHeight ?? (_mergeHeight = new CapWrapper<TWFix32>(_source, CapabilityId.ICapImageMergeHeightThreshold, ValueExtensions.ConvertToFix32,
value => new TWOneValue
{
Item = (uint)value,// ((uint)dpi) << 16;
ItemType = ItemType.Fix32
}));
return _mergeHeight ?? (_mergeHeight = new CapWrapper<TWFix32>(_source, CapabilityId.ICapImageMergeHeightThreshold, ValueExtensions.ConvertToFix32, value => value.ToOneValue()));
}
}
@ -3250,12 +3185,7 @@ namespace NTwain
{
get
{
return _dblFeedLength ?? (_dblFeedLength = new CapWrapper<TWFix32>(_source, CapabilityId.CapDoubleFeedDetectionLength, ValueExtensions.ConvertToFix32,
value => new TWOneValue
{
Item = (uint)value,// ((uint)dpi) << 16;
ItemType = ItemType.Fix32
}));
return _dblFeedLength ?? (_dblFeedLength = new CapWrapper<TWFix32>(_source, CapabilityId.CapDoubleFeedDetectionLength, ValueExtensions.ConvertToFix32, value => value.ToOneValue()));
}
}
@ -3355,12 +3285,7 @@ namespace NTwain
{
get
{
return _printVOffset ?? (_printVOffset = new CapWrapper<TWFix32>(_source, CapabilityId.CapPrinterVerticalOffset, ValueExtensions.ConvertToFix32,
value => new TWOneValue
{
Item = (uint)value,// ((uint)dpi) << 16;
ItemType = ItemType.Fix32
}));
return _printVOffset ?? (_printVOffset = new CapWrapper<TWFix32>(_source, CapabilityId.CapPrinterVerticalOffset, ValueExtensions.ConvertToFix32, value => value.ToOneValue()));
}
}

27
src/NTwain/Data/TwainTypesExtended.cs
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@ -70,6 +70,33 @@ namespace NTwain.Data
return ToFloat().ToString(CultureInfo.InvariantCulture);
}
/// <summary>
/// Converts this to <see cref="TWOneValue"/> for capability set methods.
/// </summary>
/// <returns></returns>
public TWOneValue ToOneValue()
{
// copy struct parts as-is.
// probably has a faster way but can't think now
byte[] array = new byte[4];
var part = BitConverter.GetBytes(Whole);
Buffer.BlockCopy(part, 0, array, 0, 2);
part = BitConverter.GetBytes(Fraction);
Buffer.BlockCopy(part, 0, array, 2, 2);
var converted = BitConverter.ToUInt32(array, 0);
return new TWOneValue
{
ItemType = ItemType.Fix32,
Item = converted
// old wrong conversion
// (uint)this,// ((uint)dpi) << 16;
};
}
#region equals
/// <summary>

12
src/NTwain/Data/ValueExtensions.cs
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@ -16,7 +16,7 @@ namespace NTwain.Data
/// <typeparam name="TEnum">The type of the enum.</typeparam>
/// <param name="list">The list.</param>
/// <returns></returns>
public static IList<TEnum> CastToEnum<TEnum>(this IEnumerable<object> list) where TEnum : struct,IConvertible
public static IList<TEnum> CastToEnum<TEnum>(this IEnumerable<object> list) where TEnum : struct, IConvertible
{
return list.CastToEnum<TEnum>(true);
}
@ -27,7 +27,7 @@ namespace NTwain.Data
/// <param name="list">The list.</param>
/// <param name="tryUpperWord">set to <c>true</c> for working with bad values.</param>
/// <returns></returns>
public static IList<TEnum> CastToEnum<TEnum>(this IEnumerable<object> list, bool tryUpperWord) where TEnum : struct,IConvertible
public static IList<TEnum> CastToEnum<TEnum>(this IEnumerable<object> list, bool tryUpperWord) where TEnum : struct, IConvertible
{
return list.Select(o => o.ConvertToEnum<TEnum>(tryUpperWord)).ToList();
}
@ -38,7 +38,7 @@ namespace NTwain.Data
/// <typeparam name="TEnum">The type of the enum.</typeparam>
/// <param name="value">The value.</param>
/// <returns></returns>
public static TEnum ConvertToEnum<TEnum>(this object value) where TEnum : struct,IConvertible
public static TEnum ConvertToEnum<TEnum>(this object value) where TEnum : struct, IConvertible
{
return ConvertToEnum<TEnum>(value, true);
}
@ -49,7 +49,7 @@ namespace NTwain.Data
/// <param name="value">The value.</param>
/// <param name="tryUpperWord">if set to <c>true</c> [try upper word].</param>
/// <returns></returns>
public static TEnum ConvertToEnum<TEnum>(this object value, bool tryUpperWord) where TEnum : struct,IConvertible
public static TEnum ConvertToEnum<TEnum>(this object value, bool tryUpperWord) where TEnum : struct, IConvertible
{
if (value != null)
{
@ -59,7 +59,7 @@ namespace NTwain.Data
if (returnType.IsEnum)
{
var rawType = Enum.GetUnderlyingType(returnType);
if (tryUpperWord)
{
// small routine to work with bad sources that may put
@ -76,7 +76,7 @@ namespace NTwain.Data
}
// old method:
// return (TEnum)Enum.ToObject(returnType, value);
// new method:
// try to convert to enum's underlying type first then cast to the enum
return (TEnum)Convert.ChangeType(value, rawType, CultureInfo.InvariantCulture);

4
src/NTwain/Properties/VersionInfo.cs
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@ -1,6 +1,6 @@
using System.Reflection;
[assembly: AssemblyCopyright("Copyright \x00a9 Yin-Chun Wang 2012-2016")]
[assembly: AssemblyCopyright("Copyright \x00a9 Yin-Chun Wang 2012-2017")]
[assembly: AssemblyCompany("Yin-Chun Wang")]
[assembly: AssemblyVersion(NTwain.VersionInfo.Release)]
@ -23,7 +23,7 @@ namespace NTwain
/// <summary>
/// The build release version number.
/// </summary>
public const string Build = "3.4.0"; // change this for each nuget release
public const string Build = "3.4.1"; // change this for each nuget release
}