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/* 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()
}
}
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