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Moved TWAIN type reading/writing under one class.

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soukoku
2015-01-11 13:16:02 -05:00
parent 8d30e9066f
commit 5fad8b3c02
10 changed files with 313 additions and 323 deletions
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44
NTwain/CapabilityReader.cs
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@@ -179,12 +179,50 @@ namespace NTwain
#region reader methods
/// <summary>
/// Don't care what contain it is, just populates the specified list with the capability values (count be one or many).
/// </summary>
/// <param name="toPopulate">The list to populate the values.</param>
/// <returns></returns>
public IList<object> PopulateFromCapValues(IList<object> toPopulate)
{
if (toPopulate == null) { toPopulate = new List<object>(); }
switch (ContainerType)
{
case ContainerType.OneValue:
if (OneValue != null)
{
toPopulate.Add(OneValue);
}
break;
case ContainerType.Array:
case ContainerType.Enum:
if (CollectionValues != null)
{
foreach (var o in CollectionValues)
{
toPopulate.Add(o);
}
}
break;
case ContainerType.Range:
for (var i = RangeMinValue; i >= RangeMinValue && i <= RangeMaxValue; i += RangeStepSize)
{
toPopulate.Add(i);
}
break;
}
return toPopulate;
}
CapabilityReader ReadOneValue(IntPtr baseAddr)
{
int offset = 0;
ItemType = (ItemType)(ushort)Marshal.ReadInt16(baseAddr, offset);
offset += 2;
OneValue = TypeReader.ReadValue(baseAddr, ref offset, ItemType);
OneValue = baseAddr.ReadValue(ref offset, ItemType);
return this;
}
@@ -200,7 +238,7 @@ namespace NTwain
CollectionValues = new object[count];
for (int i = 0; i < count; i++)
{
CollectionValues[i] = TypeReader.ReadValue(baseAddr, ref offset, ItemType);
CollectionValues[i] = baseAddr.ReadValue(ref offset, ItemType);
}
}
return this;
@@ -222,7 +260,7 @@ namespace NTwain
CollectionValues = new object[count];
for (int i = 0; i < count; i++)
{
CollectionValues[i] = TypeReader.ReadValue(baseAddr, ref offset, ItemType);
CollectionValues[i] = baseAddr.ReadValue(ref offset, ItemType);
}
}
return this;