minicrossterm/src/manager/ansi_manager.rs

60 lines
1.3 KiB
Rust

//! This is an ANSI specific implementation for the screen manager
//! This module is used for windows 10 terminals and unix terminals by default.
//! This module uses the stdout to write to the console.
use std::io::{self, Write};
use super::IScreenManager;
pub struct AnsiScreenManager
{
pub is_alternate_screen: bool,
output: Box<Write>,
}
impl IScreenManager for AnsiScreenManager
{
type Output = Box<Write>;
fn stdout(&mut self) -> &mut Self::Output
{
return &mut self.output
}
fn toggle_is_alternate_screen(&mut self, is_alternate_screen: bool)
{
self.is_alternate_screen = is_alternate_screen;
}
fn write_ansi(&mut self, string: String)
{
write!(self.output, "{}", string);
self.flush();
}
fn write_ansi_str(&mut self, string: &str)
{
write!(self.output, "{}", string);
self.flush();
}
}
impl AnsiScreenManager {
pub fn new() -> Self {
AnsiScreenManager {
output: (Box::from(io::stdout()) as Box<Write>),
is_alternate_screen: false
}
}
}
impl Write for AnsiScreenManager
{
fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
self.output.write(buf)
}
fn flush(&mut self) -> io::Result<()> {
self.stdout().flush()
}
}