public bool UpdateOptions(LedMatrixOptions options)
{
GCHandle h = GCHandle.Alloc(options, GCHandleType.Pinned);
try
{
return(NativeMethods.led_matrix_update_options(this.handle, h.AddrOfPinnedObject()));
}
finally
{
h.Free();
}
}
private static IntPtr CreateLedMatrix(LedMatrixOptions options)
{
GCHandle h = GCHandle.Alloc(options, GCHandleType.Pinned);
try
{
IntPtr argv;
IntPtr ptr = NativeMethods.led_matrix_create_from_options(h.AddrOfPinnedObject(), IntPtr.Zero, out argv);
if (ptr == IntPtr.Zero)
{
throw new OutOfMemoryException("Can't create led matrix");
}
return(ptr);
}
finally
{
h.Free();
}
}
public LedMatrix(LedMatrixOptions options) : base(CreateLedMatrix(options), true)
{
this.m_updateLatch = new SemaphoreSlim(1);
this.m_canvas = NativeMethods.led_matrix_create_offscreen_canvas(this.handle);
NativeMethods.led_canvas_get_size(this.m_canvas, out this.m_canvasWidth, out this.m_canvasHeight);
}
