1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162

// Take a look at the license at the top of the repository in the LICENSE file.

use crate::CoverageLevel;
use glib::translate::*;
use std::fmt;
use std::mem;
use std::ptr;

#[cfg(any(feature = "v1_44", feature = "dox"))]
glib::wrapper! {
    /// The [`Coverage`][crate::Coverage] structure represents a map from Unicode characters
    /// to [`CoverageLevel`][crate::CoverageLevel]. It is an opaque structure with no public fields.
    #[doc(alias = "PangoCoverage")]
    pub struct Coverage(Object<ffi::PangoCoverage>);

    match fn {
        type_ => || ffi::pango_coverage_get_type(),
    }
}

// There was no get_type() function before 1.44
#[cfg(not(any(feature = "v1_44", feature = "dox")))]
glib::wrapper! {
    #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
    #[doc(alias = "PangoCoverage")]
    pub struct Coverage(Shared<ffi::PangoCoverage>);

    match fn {
        ref => |ptr| ffi::pango_coverage_ref(ptr),
        unref => |ptr| ffi::pango_coverage_unref(ptr),
    }
}

impl Coverage {
    /// Create a new [`Coverage`][crate::Coverage]
    ///
    /// # Returns
    ///
    /// the newly allocated [`Coverage`][crate::Coverage],
    ///  initialized to [`CoverageLevel::None`][crate::CoverageLevel::None]
    ///  with a reference count of one, which
    ///  should be freed with `pango_coverage_unref()`.
    #[doc(alias = "pango_coverage_new")]
    pub fn new() -> Self {
        unsafe { from_glib_full(ffi::pango_coverage_new()) }
    }

    /// Copy an existing [`Coverage`][crate::Coverage]. (This function may now be unnecessary
    /// since we refcount the structure. File a bug if you use it.)
    ///
    /// # Returns
    ///
    /// the newly allocated [`Coverage`][crate::Coverage],
    ///  with a reference count of one, which should be freed
    ///  with `pango_coverage_unref()`.
    #[doc(alias = "pango_coverage_copy")]
    pub fn copy(&self) -> Option<Coverage> {
        unsafe { from_glib_full(ffi::pango_coverage_copy(self.to_glib_none().0)) }
    }

    /// Determine whether a particular index is covered by `self`
    /// ## `index_`
    /// the index to check
    ///
    /// # Returns
    ///
    /// the coverage level of `self` for character `index_`.
    #[doc(alias = "pango_coverage_get")]
    pub fn get(&self, index_: i32) -> CoverageLevel {
        unsafe { from_glib(ffi::pango_coverage_get(self.to_glib_none().0, index_)) }
    }

    /// Set the coverage for each index in `self` to be the max (better)
    /// value of the current coverage for the index and the coverage for
    /// the corresponding index in `other`.
    ///
    /// # Deprecated since 1.44
    ///
    /// This function does nothing
    /// ## `other`
    /// another [`Coverage`][crate::Coverage]
    #[cfg_attr(feature = "v1_44", deprecated)]
    #[doc(alias = "pango_coverage_max")]
    pub fn max(&self, other: &Coverage) {
        unsafe {
            ffi::pango_coverage_max(self.to_glib_none().0, other.to_glib_none().0);
        }
    }

    /// Modify a particular index within `self`
    /// ## `index_`
    /// the index to modify
    /// ## `level`
    /// the new level for `index_`
    #[doc(alias = "pango_coverage_set")]
    pub fn set(&self, index_: i32, level: CoverageLevel) {
        unsafe {
            ffi::pango_coverage_set(self.to_glib_none().0, index_, level.into_glib());
        }
    }

    /// Convert a [`Coverage`][crate::Coverage] structure into a flat binary format
    ///
    /// # Deprecated since 1.44
    ///
    /// This returns [`None`]
    ///
    /// # Returns
    ///
    ///
    /// ## `bytes`
    ///
    ///  location to store result (must be freed with `g_free()`)
    #[cfg_attr(feature = "v1_44", deprecated)]
    #[doc(alias = "pango_coverage_to_bytes")]
    pub fn to_bytes(&self) -> Vec<u8> {
        unsafe {
            let mut bytes = ptr::null_mut();
            let mut n_bytes = mem::MaybeUninit::uninit();
            ffi::pango_coverage_to_bytes(self.to_glib_none().0, &mut bytes, n_bytes.as_mut_ptr());
            FromGlibContainer::from_glib_full_num(bytes, n_bytes.assume_init() as usize)
        }
    }

    /// Convert data generated from [`to_bytes()`][Self::to_bytes()] back
    /// to a [`Coverage`][crate::Coverage]
    ///
    /// # Deprecated since 1.44
    ///
    /// This returns [`None`]
    /// ## `bytes`
    /// binary data
    ///  representing a [`Coverage`][crate::Coverage]
    ///
    /// # Returns
    ///
    /// a newly allocated
    ///  [`Coverage`][crate::Coverage], or [`None`] if the data was invalid.
    #[cfg_attr(feature = "v1_44", deprecated)]
    #[doc(alias = "pango_coverage_from_bytes")]
    pub fn from_bytes(bytes: &[u8]) -> Option<Coverage> {
        let n_bytes = bytes.len() as i32;
        unsafe {
            from_glib_full(ffi::pango_coverage_from_bytes(
                bytes.to_glib_none().0,
                n_bytes,
            ))
        }
    }
}

impl Default for Coverage {
    fn default() -> Self {
        Self::new()
    }
}

impl fmt::Display for Coverage {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "Coverage")
    }
}