module fontstash

pub struct C.FONSparams {
    width   int
    height  int
    flags   char
    userPtr voidptr
    // int (*renderCreate)(void* uptr, int width, int height)
    renderCreate fn (uptr voidptr, width int, height int) int = unsafe { nil }
    // int (*renderResize)(void* uptr, int width, int height)
    renderResize fn (uptr voidptr, width int, height int) int = unsafe { nil }
    // void (*renderUpdate)(void* uptr, int* rect, const unsigned char* data)
    renderUpdate fn (uptr voidptr, rect &int, data &u8) = unsafe { nil }
    // void (*renderDraw)(void* uptr, const float* verts, const float* tcoords, const unsigned int* colors, int nverts)
    renderDraw fn (uptr voidptr, verts &f32, tcoords &f32, colors &u32, nverts int) = unsafe { nil }
    // void (*renderDelete)(void* uptr)
    renderDelete fn (uptr voidptr) = unsafe { nil }
}

pub struct C.FONSquad {
    x0 f32
    y0 f32
    s0 f32
    t0 f32
    x1 f32
    y1 f32
    s1 f32
    t1 f32
}

pub struct C.FONStextIter {
    x              f32
    y              f32
    nextx          f32
    nexty          f32
    scale          f32
    spacing        f32
    codepoint      u32
    isize          i16
    iblur          i16
    font           &C.FONSfont = unsafe { nil }
    prevGlyphIndex int
    str            &u8
    next           &u8
    end            &u8
    utf8state      u32
}

pub struct C.FONSfont {}

pub struct C.FONScontext {
pub:
    params  C.FONSparams
    itw     f32
    ith     f32
    texData &u8 = unsafe { nil }
}