/*
  <auto-generated/>
  C# bindings for Simple DirectMedia Layer.
  Original copyright notice of input files:

  Simple DirectMedia Layer
  Copyright (C) 1997-2024 Sam Lantinga <slouken@libsdl.org>

  This software is provided 'as-is', without any express or implied
  warranty.  In no event will the authors be held liable for any damages
  arising from the use of this software.

  Permission is granted to anyone to use this software for any purpose,
  including commercial applications, and to alter it and redistribute it
  freely, subject to the following restrictions:

  1. The origin of this software must not be misrepresented; you must not
     claim that you wrote the original software. If you use this software
     in a product, an acknowledgment in the product documentation would be
     appreciated but is not required.
  2. Altered source versions must be plainly marked as such, and must not be
     misrepresented as being the original software.
  3. This notice may not be removed or altered from any source distribution.
*/

using System.Runtime.InteropServices;
using static SDL.SDL_PenAxis;

namespace SDL
{
    public enum SDL_PenAxis
    {
        SDL_PEN_AXIS_PRESSURE = 0,
        SDL_PEN_AXIS_XTILT,
        SDL_PEN_AXIS_YTILT,
        SDL_PEN_AXIS_DISTANCE,
        SDL_PEN_AXIS_ROTATION,
        SDL_PEN_AXIS_SLIDER,
        SDL_PEN_NUM_AXES,
        SDL_PEN_AXIS_LAST = SDL_PEN_NUM_AXES - 1,
    }

    public enum SDL_PenSubtype
    {
        SDL_PEN_TYPE_UNKNOWN = 0,
        SDL_PEN_TYPE_ERASER = 1,
        SDL_PEN_TYPE_PEN,
        SDL_PEN_TYPE_PENCIL,
        SDL_PEN_TYPE_BRUSH,
        SDL_PEN_TYPE_AIRBRUSH,
        SDL_PEN_TYPE_LAST = SDL_PEN_TYPE_AIRBRUSH,
    }

    public partial struct SDL_PenCapabilityInfo
    {
        public float max_tilt;

        [NativeTypeName("Uint32")]
        public uint wacom_id;

        [NativeTypeName("Sint8")]
        public sbyte num_buttons;
    }

    public static unsafe partial class SDL3
    {
        [DllImport("SDL3", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
        public static extern SDL_PenID* SDL_GetPens(int* count);

        [DllImport("SDL3", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
        [return: NativeTypeName("Uint32")]
        public static extern uint SDL_GetPenStatus(SDL_PenID instance_id, float* x, float* y, float* axes, [NativeTypeName("size_t")] nuint num_axes);

        [DllImport("SDL3", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
        public static extern SDL_PenID SDL_GetPenFromGUID(SDL_GUID guid);

        [DllImport("SDL3", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
        public static extern SDL_GUID SDL_GetPenGUID(SDL_PenID instance_id);

        [DllImport("SDL3", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
        public static extern SDL_bool SDL_PenConnected(SDL_PenID instance_id);

        [DllImport("SDL3", CallingConvention = CallingConvention.Cdecl, EntryPoint = "SDL_GetPenName", ExactSpelling = true)]
        [return: NativeTypeName("const char *")]
        public static extern byte* Unsafe_SDL_GetPenName(SDL_PenID instance_id);

        [DllImport("SDL3", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
        [return: NativeTypeName("Uint32")]
        public static extern uint SDL_GetPenCapabilities(SDL_PenID instance_id, SDL_PenCapabilityInfo* capabilities);

        [DllImport("SDL3", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
        public static extern SDL_PenSubtype SDL_GetPenType(SDL_PenID instance_id);

        [NativeTypeName("#define SDL_PEN_INVALID ((SDL_PenID)0)")]
        public const SDL_PenID SDL_PEN_INVALID = ((SDL_PenID)(0));

        [NativeTypeName("#define SDL_PEN_INFO_UNKNOWN (-1)")]
        public const int SDL_PEN_INFO_UNKNOWN = (-1);

        [NativeTypeName("#define SDL_PEN_FLAG_DOWN_BIT_INDEX 13")]
        public const int SDL_PEN_FLAG_DOWN_BIT_INDEX = 13;

        [NativeTypeName("#define SDL_PEN_FLAG_INK_BIT_INDEX 14")]
        public const int SDL_PEN_FLAG_INK_BIT_INDEX = 14;

        [NativeTypeName("#define SDL_PEN_FLAG_ERASER_BIT_INDEX 15")]
        public const int SDL_PEN_FLAG_ERASER_BIT_INDEX = 15;

        [NativeTypeName("#define SDL_PEN_FLAG_AXIS_BIT_OFFSET 16")]
        public const int SDL_PEN_FLAG_AXIS_BIT_OFFSET = 16;

        [NativeTypeName("#define SDL_PEN_TIP_INK SDL_PEN_FLAG_INK_BIT_INDEX")]
        public const int SDL_PEN_TIP_INK = 14;

        [NativeTypeName("#define SDL_PEN_TIP_ERASER SDL_PEN_FLAG_ERASER_BIT_INDEX")]
        public const int SDL_PEN_TIP_ERASER = 15;

        [NativeTypeName("#define SDL_PEN_DOWN_MASK SDL_PEN_CAPABILITY(SDL_PEN_FLAG_DOWN_BIT_INDEX)")]
        public const uint SDL_PEN_DOWN_MASK = (1U << (13));

        [NativeTypeName("#define SDL_PEN_INK_MASK SDL_PEN_CAPABILITY(SDL_PEN_FLAG_INK_BIT_INDEX)")]
        public const uint SDL_PEN_INK_MASK = (1U << (14));

        [NativeTypeName("#define SDL_PEN_ERASER_MASK SDL_PEN_CAPABILITY(SDL_PEN_FLAG_ERASER_BIT_INDEX)")]
        public const uint SDL_PEN_ERASER_MASK = (1U << (15));

        [NativeTypeName("#define SDL_PEN_AXIS_PRESSURE_MASK SDL_PEN_AXIS_CAPABILITY(SDL_PEN_AXIS_PRESSURE)")]
        public const uint SDL_PEN_AXIS_PRESSURE_MASK = (1U << ((int)(SDL_PEN_AXIS_PRESSURE) + 16));

        [NativeTypeName("#define SDL_PEN_AXIS_XTILT_MASK SDL_PEN_AXIS_CAPABILITY(SDL_PEN_AXIS_XTILT)")]
        public const uint SDL_PEN_AXIS_XTILT_MASK = (1U << ((int)(SDL_PEN_AXIS_XTILT) + 16));

        [NativeTypeName("#define SDL_PEN_AXIS_YTILT_MASK SDL_PEN_AXIS_CAPABILITY(SDL_PEN_AXIS_YTILT)")]
        public const uint SDL_PEN_AXIS_YTILT_MASK = (1U << ((int)(SDL_PEN_AXIS_YTILT) + 16));

        [NativeTypeName("#define SDL_PEN_AXIS_DISTANCE_MASK SDL_PEN_AXIS_CAPABILITY(SDL_PEN_AXIS_DISTANCE)")]
        public const uint SDL_PEN_AXIS_DISTANCE_MASK = (1U << ((int)(SDL_PEN_AXIS_DISTANCE) + 16));

        [NativeTypeName("#define SDL_PEN_AXIS_ROTATION_MASK SDL_PEN_AXIS_CAPABILITY(SDL_PEN_AXIS_ROTATION)")]
        public const uint SDL_PEN_AXIS_ROTATION_MASK = (1U << ((int)(SDL_PEN_AXIS_ROTATION) + 16));

        [NativeTypeName("#define SDL_PEN_AXIS_SLIDER_MASK SDL_PEN_AXIS_CAPABILITY(SDL_PEN_AXIS_SLIDER)")]
        public const uint SDL_PEN_AXIS_SLIDER_MASK = (1U << ((int)(SDL_PEN_AXIS_SLIDER) + 16));

        [NativeTypeName("#define SDL_PEN_AXIS_BIDIRECTIONAL_MASKS (SDL_PEN_AXIS_XTILT_MASK | SDL_PEN_AXIS_YTILT_MASK)")]
        public const uint SDL_PEN_AXIS_BIDIRECTIONAL_MASKS = ((1U << ((int)(SDL_PEN_AXIS_XTILT) + 16)) | (1U << ((int)(SDL_PEN_AXIS_YTILT) + 16)));
    }
}