File: text_analysis_source.rs

package info (click to toggle)
firefox 148.0-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 4,719,656 kB
  • sloc: cpp: 7,618,171; javascript: 6,701,506; ansic: 3,781,787; python: 1,418,364; xml: 638,647; asm: 438,962; java: 186,285; sh: 62,885; makefile: 19,010; objc: 13,092; perl: 12,763; yacc: 4,583; cs: 3,846; pascal: 3,448; lex: 1,720; ruby: 1,003; php: 436; lisp: 258; awk: 247; sql: 66; sed: 54; csh: 10; exp: 6
file content (69 lines) | stat: -rw-r--r-- 2,176 bytes parent folder | download | duplicates (2)
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
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

use std::borrow::Cow;
use std::marker::PhantomData;
use winapi::ctypes::wchar_t;
use winapi::um::dwrite::IDWriteTextAnalysisSource;
use wio::com::ComPtr;

use super::*;
use crate::com_helpers::Com;

pub struct TextAnalysisSource<'a> {
    native: ComPtr<IDWriteTextAnalysisSource>,
    phantom: PhantomData<CustomTextAnalysisSourceImpl<'a>>,
}

impl<'a> TextAnalysisSource<'a> {
    /// Create a new custom TextAnalysisSource for the given text and a trait
    /// implementation.
    ///
    /// Note: this method has no NumberSubsitution specified. See
    /// `from_text_and_number_subst` if you need number substitution.
    pub fn from_text(
        inner: Box<dyn TextAnalysisSourceMethods + 'a>,
        text: Cow<'a, [wchar_t]>,
    ) -> TextAnalysisSource<'a> {
        let native = unsafe {
            ComPtr::from_raw(
                CustomTextAnalysisSourceImpl::from_text_native(inner, text).into_interface(),
            )
        };
        TextAnalysisSource {
            native,
            phantom: PhantomData,
        }
    }

    /// Create a new custom TextAnalysisSource for the given text and a trait
    /// implementation.
    ///
    /// Note: this method only supports a single `NumberSubstitution` for the
    /// entire string.
    pub fn from_text_and_number_subst(
        inner: Box<dyn TextAnalysisSourceMethods + 'a>,
        text: Cow<'a, [wchar_t]>,
        number_subst: NumberSubstitution,
    ) -> TextAnalysisSource<'a> {
        let native = unsafe {
            ComPtr::from_raw(
                CustomTextAnalysisSourceImpl::from_text_and_number_subst_native(
                    inner,
                    text,
                    number_subst,
                )
                .into_interface(),
            )
        };
        TextAnalysisSource {
            native,
            phantom: PhantomData,
        }
    }

    pub fn as_ptr(&self) -> *mut IDWriteTextAnalysisSource {
        self.native.as_raw()
    }
}