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#31 Add support for setting non-int onevalue for capability

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soukoku
2015-02-19 22:55:09 -05:00
parent 9ba2b0d0e0
commit 35b0550c3d
1 changed files with 84 additions and 56 deletions
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140
NTwain/Data/TwainTypesExtended.cs
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@@ -643,18 +643,30 @@ namespace NTwain.Data
/// <param name="capability">The capability.</param>
/// <param name="value">The value.</param>
public TWCapability(CapabilityId capability, TWOneValue value)
: this(capability, value, PlatformInfo.Current.MemoryManager) { }
{
Capability = capability;
SetOneValue(value, PlatformInfo.Current.MemoryManager);
}
/// <summary>
/// Initializes a new instance of the <see cref="TWCapability" /> class.
/// Initializes a new instance of the <see cref="TWCapability"/> class.
/// </summary>
/// <param name="capability">The capability.</param>
/// <param name="value">The value.</param>
/// <param name="memoryManager">The memory manager.</param>
public TWCapability(CapabilityId capability, TWOneValue value, IMemoryManager memoryManager)
/// <param name="type">The type.</param>
public TWCapability(CapabilityId capability, string value, ItemType type)
{
Capability = capability;
SetOneValue(value, memoryManager);
SetOneValue(value, type, PlatformInfo.Current.MemoryManager);
}
/// <summary>
/// Initializes a new instance of the <see cref="TWCapability"/> class.
/// </summary>
/// <param name="capability">The capability.</param>
/// <param name="value">The value.</param>
public TWCapability(CapabilityId capability, TWFrame value)
{
Capability = capability;
SetOneValue(value, PlatformInfo.Current.MemoryManager);
}
/// <summary>
@@ -663,18 +675,9 @@ namespace NTwain.Data
/// <param name="capability">The capability.</param>
/// <param name="value">The value.</param>
public TWCapability(CapabilityId capability, TWEnumeration value)
: this(capability, value, PlatformInfo.Current.MemoryManager) { }
/// <summary>
/// Initializes a new instance of the <see cref="TWCapability" /> class.
/// </summary>
/// <param name="capability">The capability.</param>
/// <param name="value">The value.</param>
/// <param name="memoryManager">The memory manager.</param>
public TWCapability(CapabilityId capability, TWEnumeration value, IMemoryManager memoryManager)
{
Capability = capability;
SetEnumValue(value, memoryManager);
SetEnumValue(value, PlatformInfo.Current.MemoryManager);
}
/// <summary>
@@ -683,18 +686,9 @@ namespace NTwain.Data
/// <param name="capability">The capability.</param>
/// <param name="value">The value.</param>
public TWCapability(CapabilityId capability, TWRange value)
: this(capability, value, PlatformInfo.Current.MemoryManager) { }
/// <summary>
/// Initializes a new instance of the <see cref="TWCapability" /> class.
/// </summary>
/// <param name="capability">The capability.</param>
/// <param name="value">The value.</param>
/// <param name="memoryManager">The memory manager.</param>
public TWCapability(CapabilityId capability, TWRange value, IMemoryManager memoryManager)
{
Capability = capability;
SetRangeValue(value, memoryManager);
SetRangeValue(value, PlatformInfo.Current.MemoryManager);
}
/// <summary>
@@ -703,18 +697,9 @@ namespace NTwain.Data
/// <param name="capability">The capability.</param>
/// <param name="value">The value.</param>
public TWCapability(CapabilityId capability, TWArray value)
: this(capability, value, PlatformInfo.Current.MemoryManager) { }
/// <summary>
/// Initializes a new instance of the <see cref="TWCapability" /> class.
/// </summary>
/// <param name="capability">The capability.</param>
/// <param name="value">The value.</param>
/// <param name="memoryManager">The memory manager.</param>
public TWCapability(CapabilityId capability, TWArray value, IMemoryManager memoryManager)
{
Capability = capability;
SetArrayValue(value, memoryManager);
SetArrayValue(value, PlatformInfo.Current.MemoryManager);
}
#endregion
@@ -737,6 +722,45 @@ namespace NTwain.Data
#region value functions
void SetOneValue(string value, ItemType type, IMemoryManager memoryManager)
{
ContainerType = ContainerType.OneValue;
switch (type)
{
case ItemType.String128:
case ItemType.String255:
case ItemType.String32:
case ItemType.String64:
_hContainer = memoryManager.Allocate((uint)(Marshal.SizeOf(typeof(TWFrame)) + 2));
if (_hContainer != IntPtr.Zero)
{
IntPtr baseAddr = memoryManager.Lock(_hContainer);
int offset = 0;
baseAddr.WriteValue(ref offset, ItemType.UInt16, type);
baseAddr.WriteValue(ref offset, type, value);
memoryManager.Unlock(_hContainer);
}
break;
default:
throw new ArgumentException(string.Format(CultureInfo.InvariantCulture, "Type {0} is not valid for string.", type));
}
}
void SetOneValue(TWFrame value, IMemoryManager memoryManager)
{
ContainerType = ContainerType.OneValue;
_hContainer = memoryManager.Allocate((uint)(Marshal.SizeOf(typeof(TWFrame)) + 2));
if (_hContainer != IntPtr.Zero)
{
IntPtr baseAddr = memoryManager.Lock(_hContainer);
int offset = 0;
baseAddr.WriteValue(ref offset, ItemType.UInt16, ItemType.Frame);
baseAddr.WriteValue(ref offset, ItemType.Frame, value);
memoryManager.Unlock(_hContainer);
}
}
void SetOneValue(TWOneValue value, IMemoryManager memoryManager)
{
if (value == null) { throw new ArgumentNullException("value"); }
@@ -762,19 +786,21 @@ namespace NTwain.Data
int offset = 0;
_hContainer = memoryManager.Allocate((uint)valueSize);
IntPtr baseAddr = memoryManager.Lock(_hContainer);
// can't safely use StructureToPtr here so write it our own
baseAddr.WriteValue(ref offset, ItemType.UInt16, value.ItemType);
baseAddr.WriteValue(ref offset, ItemType.UInt32, (uint)value.ItemList.Length);
baseAddr.WriteValue(ref offset, ItemType.UInt32, value.CurrentIndex);
baseAddr.WriteValue(ref offset, ItemType.UInt32, value.DefaultIndex);
foreach (var item in value.ItemList)
if (_hContainer != IntPtr.Zero)
{
baseAddr.WriteValue(ref offset, value.ItemType, item);
IntPtr baseAddr = memoryManager.Lock(_hContainer);
// can't safely use StructureToPtr here so write it our own
baseAddr.WriteValue(ref offset, ItemType.UInt16, value.ItemType);
baseAddr.WriteValue(ref offset, ItemType.UInt32, (uint)value.ItemList.Length);
baseAddr.WriteValue(ref offset, ItemType.UInt32, value.CurrentIndex);
baseAddr.WriteValue(ref offset, ItemType.UInt32, value.DefaultIndex);
foreach (var item in value.ItemList)
{
baseAddr.WriteValue(ref offset, value.ItemType, item);
}
memoryManager.Unlock(_hContainer);
}
//memoryManager.Unlock(baseAddr);
memoryManager.Unlock(_hContainer);
}
void SetRangeValue(TWRange value, IMemoryManager memoryManager)
@@ -801,17 +827,19 @@ namespace NTwain.Data
int offset = 0;
_hContainer = memoryManager.Allocate((uint)valueSize);
IntPtr baseAddr = memoryManager.Lock(_hContainer);
// can't safely use StructureToPtr here so write it our own
baseAddr.WriteValue(ref offset, ItemType.UInt16, value.ItemType);
baseAddr.WriteValue(ref offset, ItemType.UInt32, (uint)value.ItemList.Length);
foreach (var item in value.ItemList)
if (_hContainer != IntPtr.Zero)
{
baseAddr.WriteValue(ref offset, value.ItemType, item);
IntPtr baseAddr = memoryManager.Lock(_hContainer);
// can't safely use StructureToPtr here so write it our own
baseAddr.WriteValue(ref offset, ItemType.UInt16, value.ItemType);
baseAddr.WriteValue(ref offset, ItemType.UInt32, (uint)value.ItemList.Length);
foreach (var item in value.ItemList)
{
baseAddr.WriteValue(ref offset, value.ItemType, item);
}
memoryManager.Unlock(_hContainer);
}
memoryManager.Unlock(_hContainer);
//memoryManager.Unlock(baseAddr);
}
#endregion