public bool SetValue(CGImageMetadataTag parent, NSString path, NSObject value)
{
if (value == null)
{
throw new ArgumentNullException("value");
}
return(SetValue(parent, path, value.Handle));
}
public bool RemoveTag(CGImageMetadataTag parent, NSString path)
{
IntPtr p = parent == null ? IntPtr.Zero : parent.Handle;
if (path == null)
{
throw new ArgumentNullException("path");
}
return(CGImageMetadataRemoveTagWithPath(Handle, p, path.Handle));
}
bool SetValue(CGImageMetadataTag parent, NSString path, IntPtr value)
{
IntPtr p = parent == null ? IntPtr.Zero : parent.Handle;
if (path == null)
{
throw new ArgumentNullException("path");
}
return(CGImageMetadataSetValueWithPath(Handle, p, path.Handle, value));
}
public bool SetTag(CGImageMetadataTag?parent, NSString path, CGImageMetadataTag tag)
{
if (path is null)
{
throw new ArgumentNullException(nameof(path));
}
if (tag is null)
{
throw new ArgumentNullException(nameof(tag));
}
return(CGImageMetadataSetTagWithPath(Handle, parent.GetHandle(), path.Handle, tag.Handle));
}
public bool SetTag(CGImageMetadataTag parent, NSString path, CGImageMetadataTag tag)
{
IntPtr p = parent == null ? IntPtr.Zero : parent.Handle;
if (path == null)
{
throw new ArgumentNullException("path");
}
if (tag == null)
{
throw new ArgumentNullException("tag");
}
return(CGImageMetadataSetTagWithPath(Handle, p, path.Handle, tag.Handle));
}
public CGImageMetadataTag[] GetQualifiers()
{
IntPtr result = CGImageMetadataTagCopyQualifiers(Handle);
if (result == IntPtr.Zero)
{
return(null);
}
using (var a = new CFArray(result)) {
CGImageMetadataTag[] tags = new CGImageMetadataTag [a.Count];
for (int i = 0; i < a.Count; i++)
{
tags [i] = new CGImageMetadataTag(a.GetValue(i), true);
}
return(tags);
}
}
public bool SetValue(CGImageMetadataTag parent, NSString path, bool value)
{
return(SetValue(parent, path, value ? CFBoolean.TrueHandle : CFBoolean.FalseHandle));
}
