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Change usize to isize when using x/y coordinates for prints. #63

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Change usize to isize when using x/y coordinates for prints. #63

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8 changes: 4 additions & 4 deletions src/rustbox.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -357,21 +357,21 @@ impl RustBox {
unsafe { termbox::tb_set_cursor(x as c_int, y as c_int) }
}

pub unsafe fn change_cell(&self, x: usize, y: usize, ch: u32, fg: u16, bg: u16) {
pub unsafe fn change_cell(&self, x: isize, y: isize, ch: u32, fg: u16, bg: u16) {
termbox::tb_change_cell(x as c_int, y as c_int, ch, fg, bg)
}

pub fn print(&self, x: usize, y: usize, sty: Style, fg: Color, bg: Color, s: &str) {
pub fn print(&self, x: isize, y: isize, sty: Style, fg: Color, bg: Color, s: &str) {
let fg = Style::from_color(fg) | (sty & style::TB_ATTRIB);
let bg = Style::from_color(bg);
for (i, ch) in s.chars().enumerate() {
unsafe {
self.change_cell(x+i, y, ch as u32, fg.bits(), bg.bits());
self.change_cell(x+(i as isize), y, ch as u32, fg.bits(), bg.bits());
}
}
}

pub fn print_char(&self, x: usize, y: usize, sty: Style, fg: Color, bg: Color, ch: char) {
pub fn print_char(&self, x: isize, y: isize, sty: Style, fg: Color, bg: Color, ch: char) {
let fg = Style::from_color(fg) | (sty & style::TB_ATTRIB);
let bg = Style::from_color(bg);
unsafe {
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