64 lines
1.5 KiB
Rust
64 lines
1.5 KiB
Rust
mod item;
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mod analysis;
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mod attr_iterator;
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pub use self::item::Item;
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pub use self::analysis::Analysis;
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pub use self::attr_iterator::{AttrIterator, AttrIteratorFactory};
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use std::ptr;
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use pango;
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use pango_sys;
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use glib_ffi;
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use glib::translate::*;
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pub fn pango_itemize(
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context: &pango::Context,
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text: &str,
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start_index: usize,
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length: usize,
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attrs: &pango::AttrList,
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cached_iter: Option<&mut AttrIterator>,
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) -> Vec<Item> {
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unsafe {
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//FromGlibPtrContainer::from_glib_full(pango_sys::pango_itemize(
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from_glib_full_as_vec(pango_sys::pango_itemize(
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context.to_glib_none().0,
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text.as_ptr() as *const i8,
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start_index as i32,
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length as i32,
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attrs.to_glib_none().0,
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cached_iter
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.map(|iter| iter.to_glib_none_mut().0)
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.unwrap_or(ptr::null_mut()),
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))
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}
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}
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unsafe fn from_glib_full_as_vec(ptr: *mut glib_ffi::GList) -> Vec<Item> {
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let num = glib_ffi::g_list_length(ptr) as usize;
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FromGlibContainer::from_glib_full_num(ptr, num)
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}
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pub fn pango_shape(
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text: &str,
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offset: usize,
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length: usize,
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analysis: &Analysis,
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glyphs: &mut pango::GlyphString,
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) {
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debug_assert!(offset + length <= text.len());
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unsafe {
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pango_sys::pango_shape(
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(text.as_ptr() as *const i8).offset(offset as isize),
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length as i32,
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analysis.to_glib_ptr(),
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glyphs.to_glib_none_mut().0,
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);
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}
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}
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