/// <summary>
/// Writes a 2-color bitmap. Format is horizontal, then vertical, with rows padded out to full bytes.
/// </summary>
public async Task ExpandBitmap(ushort x, ushort y, ushort w, ushort h, uint bg, uint fg, byte[] bitmap)
{
Debug.Assert(bitmap.Length == (w + 7) / 8 * h);
var opcode = new OpcodeData(0xA5, x, y, w, h);
opcode._wColor(bg);
opcode._wColor(fg);
opcode._write(bitmap);
opcode._wPad(4);
await _send(opcode);
}
/// <summary>
/// Sets the mouse cursor. Probably cbitmap switches between bg and fg, mbitmap is transparency?
/// </summary>
public async Task SetMouseCursor(ushort x, ushort y, ushort w, ushort h, uint bg, uint fg, byte[] cbitmap, byte[] mbitmap)
{
Debug.Assert(cbitmap.Length == (w * h) >> 4);
Debug.Assert(mbitmap.Length == (w * h) >> 4);
var opcode = new OpcodeData(0xA9, x, y, w, h);
opcode._wColor(bg);
opcode._wColor(fg);
opcode._write(cbitmap);
opcode._write(mbitmap);
opcode._wPad(4);
await _send(opcode);
}
/// <summary>
/// fills the chosen rectangle with a color in 0x00RRGGBB format
/// </summary>
public async Task FillRect(ushort x, ushort y, ushort w, ushort h, uint color)
{
var opcode = new OpcodeData(0xA2, x, y, w, h);
opcode._wColor(color);
await _send(opcode);
}
/// <summary>
/// Writes a 1-color bitmap, background transparent. Format is horizontal, then vertical, with rows padded out to full bytes.
/// </summary>
public async Task MaskedFill(ushort x, ushort y, ushort w, ushort h, uint color, byte[] bitmap)
{
var opcode = new OpcodeData(0xA3, x, y, w, h);
opcode._wColor(color);
opcode._write(bitmap);
opcode._wPad(4);
await _send(opcode);
}
