38 lines
904 B
Rust
38 lines
904 B
Rust
|
use std::ffi::CString;
|
||
|
|
||
|
use pangocairo::FontMap;
|
||
|
use pango::prelude::*;
|
||
|
use pango;
|
||
|
|
||
|
use sys::pango::*;
|
||
|
|
||
|
use ui_model::StyledLine;
|
||
|
|
||
|
pub struct Context {
|
||
|
pango_context: pango::Context,
|
||
|
}
|
||
|
|
||
|
impl Context {
|
||
|
pub fn new(font_desc: &pango::FontDescription) -> Self {
|
||
|
Context {
|
||
|
pango_context: create_pango_context(font_desc),
|
||
|
}
|
||
|
}
|
||
|
|
||
|
pub fn update(&mut self, font_desc: &pango::FontDescription) {
|
||
|
self.pango_context = create_pango_context(font_desc);
|
||
|
}
|
||
|
|
||
|
pub fn itemize(&self, line: &StyledLine)-> Vec<item::Item> {
|
||
|
pango_itemize(&self.pango_context, &line.line_str, &line.attr_list)
|
||
|
}
|
||
|
}
|
||
|
|
||
|
fn create_pango_context(font_desc: &pango::FontDescription) -> pango::Context {
|
||
|
let font_map = FontMap::get_default();
|
||
|
let pango_context = font_map.create_context().unwrap();
|
||
|
pango_context.set_font_description(&font_desc);
|
||
|
|
||
|
pango_context
|
||
|
}
|