public static int GetPropertyIndex(this ID2D1Properties properties, string name)
{
if (properties == null)
{
throw new ArgumentNullException(nameof(properties));
}
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
return(properties.GetPropertyIndex(name));
}
public static bool TryGetProperty(this ID2D1Properties properties, string name, out object value)
{
if (properties == null)
{
value = null;
return(false);
}
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
var index = properties.GetPropertyIndex(name);
if (index == uint.MaxValue)
{
value = null;
return(false);
}
return(TryGetProperty(properties, index, out value));
}
public static bool TryGetValue(this ID2D1Properties properties, string name, out D2D1_PROPERTY_TYPE type, out byte[] data)
{
if (properties == null)
{
throw new ArgumentNullException(nameof(properties));
}
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
var index = properties.GetPropertyIndex(name);
if (index < 0)
{
data = null;
type = D2D1_PROPERTY_TYPE.D2D1_PROPERTY_TYPE_UNKNOWN;
return(false);
}
return(TryGetValue(properties, index, out type, out data));
}