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#[repr(u32)]
pub enum DatadeviceError {
    ErrorRole = 0,
    _not_univariant = 0xffffffff
}

#[repr(u32)]
pub enum DisplayError {
    InvalidObject = 0,
    InvalidMethod = 1,
    NoMemory = 2,
}

/// The state of a keyboard key.
#[repr(u32)]
#[derive(PartialEq, Eq)]
pub enum KeyState {
    Released = 0,
    Pressed = 1,
}

/// Possible keymap formats
#[repr(u32)]
#[derive(PartialEq, Eq)]
pub enum KeymapFormat {
    NoKeymap = 0,
    XkbV1 = 1,
}

bitflags!(
    flags OutputMode: u32 {
        const MODE_CURRENT = 0x1,
        const MODE_PREFFERED = 0x2,
    }
);

/// Subpixel format of an output.
#[repr(i32)]
#[derive(Copy, Clone)]
pub enum OutputSubpixel {
    Unknown = 0,
    None = 1,
    HorizontalRGB = 2,
    HorizontalBGR = 3,
    VerticalRGB = 4,
    VerticalBGR = 5,
}

/// Transformation applied to an output.
#[repr(i32)]
#[derive(Copy, Clone)]
pub enum OutputTransform {
    Normal = 0,
    Rotated90 = 1,
    Rotated180 = 2,
    Rotated270 = 3,
    Flipped = 4,
    FlippedRotated90 = 5,
    FlippedRotated180 = 6,
    FlippedRotated270 = 7,
}

/// Axis associated to a scroll event.
#[repr(u32)]
#[derive(PartialEq, Eq)]
pub enum ScrollAxis {
    Vertical = 0,
    Horizontal = 1,
}

/// State of a button of a pointer.
#[repr(u32)]
#[derive(PartialEq, Eq)]
pub enum ButtonState {
    Released = 0,
    Pressed = 1,
}

#[repr(u32)]
pub enum PointerError {
    ErrorRole = 0,
    _not_univariant = 0xffffffff
}

bitflags! {
    flags SeatCapability: u32 {
        const CAPABILITY_POINTER = 1,
        const CAPABILITY_KEYBOARD = 2,
        const CAPABILITY_TOUCH = 4,
    }
}

#[repr(u32)]
pub enum ShellError {
    ErrorRole = 0,
    _not_univariant = 0xffffffff
}

#[repr(u32)]
#[derive(PartialEq, Eq)]
pub enum FullscreenMethod {
    Default = 0,
    Scale = 1,
    Driver = 2,
    Fill = 3,
}

/// Hint about which border of the surface is being dragged for a resize.
#[repr(u32)]
#[derive(PartialEq, Eq)]
pub enum ShellSurfaceResize {
    None = 0,
    Top = 1,
    Bottom = 2,
    Left = 4,
    TopLeft = 5,
    BottomLeft = 6,
    Right = 8,
    TopRight = 9,
    BottomRight = 10,
}

/// Describes the behavior of transient shell surfaces
bitflags! {
    flags ShellSurfaceTransient: u32 {
        /// Default behavior
        const NONE     = 0x0,
        /// Does not net keyboard focus
        const INACTIVE = 0x1,
    }
}


#[repr(u32)]
pub enum ShmError {
    InvalidFormat = 0,
    InvaliStride = 1,
    InvalidFd = 2,
}

/// Possible formats for a Shm.
#[repr(u32)]
#[derive(PartialEq, Eq)]
pub enum ShmFormat {
    ARGB8888 = 0,
    XRGB8888 = 1,
    C8 = 0x20203843,
    RGB332 = 0x38424752,
    BGR233 = 0x38524742,
    XRGB4444 = 0x32315258,
    XBGR4444 = 0x32314258,
    RGBX4444 = 0x32315852,
    BGRX4444 = 0x32315842,
    ARGB4444 = 0x32315241,
    ABGR4444 = 0x32314241,
    RGBA4444 = 0x32314152,
    BGRA4444 = 0x32314142,
    XRGB1555 = 0x35315258,
    XBGR1555 = 0x35314258,
    RGBX5551 = 0x35315852,
    BGRX5551 = 0x35315842,
    ARGB1555 = 0x35315241,
    ABGR1555 = 0x35314241,
    RGBA5551 = 0x35314152,
    BGRA5551 = 0x35314142,
    RGB565 = 0x36314752,
    BGR565 = 0x36314742,
    RGB888 = 0x34324752,
    BGR888 = 0x34324742,
    XBGR8888 = 0x34324258,
    RGBX8888 = 0x34325852,
    BGRX8888 = 0x34325842,
    ABGR8888 = 0x34324241,
    RGBA8888 = 0x34324152,
    BGRA8888 = 0x34324142,
    XRGB2101010 = 0x30335258,
    XBGR2101010 = 0x30334258,
    RGBX1010102 = 0x30335852,
    BGRX1010102 = 0x30335842,
    ARGB2101010 = 0x30335241,
    ABGR2101010 = 0x30334241,
    RGBA1010102 = 0x30334152,
    BGRA1010102 = 0x30334142,
    YUYV = 0x56595559,
    YVYU = 0x55595659,
    UYVY = 0x59565955,
    VYUY = 0x59555956,
    AYUV = 0x56555941,
    NV12 = 0x3231564e,
    NV21 = 0x3132564e,
    NV16 = 0x3631564e,
    NV61 = 0x3136564e,
    YUV410 = 0x39565559,
    YVU410 = 0x39555659,
    YUV411 = 0x31315559,
    YVU411 = 0x31315659,
    YUV420 = 0x32315559,
    YVU420 = 0x32315659,
    YUV422 = 0x36315559,
    YVU422 = 0x36315659,
    YUV444 = 0x34325559,
    YVU444 = 0x34325659,
}

#[repr(u32)]
pub enum SubcompositorError {
    BadSurface = 0,
    _not_univariant = 0xffffffff
}

#[repr(u32)]
pub enum SubsurfaceError {
    BadSurface = 0,
    _not_univariant = 0xffffffff
}

#[repr(u32)]
pub enum SurfaceError {
    InvalidScale = 0,
    InvalidTransform = 1,
}