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use std::default::Default;
use libctru::{PrintConsole, consoleInit, consoleSelect, consoleClear, consoleSetWindow};
use gfx::Screen;
pub struct Console {
context: Box<PrintConsole>,
}
impl Console {
/// Initialize a console on the chosen screen, overwriting whatever was on the screen
/// previously (including other consoles). The new console is automatically selected for
/// printing.
pub fn init(screen: Screen) -> Self {
unsafe {
let mut context = Box::new(PrintConsole::default());
consoleInit(screen.into(), context.as_mut());
Console { context, }
}
}
/// Select this console as the current target for stdout
pub fn select(&self) {
unsafe { consoleSelect(self.context.as_ref() as *const _ as *mut _); }
}
/// Clears all text from the console
pub fn clear(&self) {
unsafe { consoleClear() }
}
/// Resizes the active console to fit in a smaller portion of the screen.
///
/// The first two arguments are the desired coordinates of the top-left corner
/// of the console, and the second pair is the new width and height
///
/// This function is unsafe because it does not validate that the input will produce
/// a console that actually fits on the screen
pub unsafe fn set_window(&mut self, x: i32, y: i32, width: i32, height: i32) {
consoleSetWindow(self.context.as_mut(), x, y, width, height);
}
}
impl Default for Console {
fn default() -> Self {
Console::init(Screen::Top)
}
}
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