pub fn clear(&mut self) {
        self.canvas
            .set_draw_color(Color::RGBA(0x19, 0x14, 0x28, 0xFF));
        self.canvas.clear();
    }
/// clear all pixels on the screen
clear all pixels on the screen
clear all pixels on the screen
pub fn clear(&mut self) {
        self.canvas
            .set_draw_color(Color::RGBA(0x19, 0x14, 0x28, 0xFF));
        self.canvas.clear();
    }
pub fn clear ( & mut self ) { self . canvas . set_draw_color ( Color :: RGBA ( 0x19 , 0x14 , 0x28 , 0xFF ) ) ; self . canvas . clear ( ) ; }
clear all pixels on the screen
clear all pixels on the screen
&mut self
&mut self