pub fn update(&mut self, progress: f32) -> io::Result<()> {
        if !self.need_refresh() {
            return Ok(());
        }

        self.last_update_time = Some(Instant::now());

        let (body, void, head) = self.bar_shape(progress);
        let body = self.config.shape_body.to_string().repeat(body);
        let head = self.config.shape_head.to_string().repeat(head);
        let void = self.config.shape_void.to_string().repeat(void);

        // Compute display shape
        let required_width =
            self.config.bar_width + self.config.prefix.len() + self.config.extra_infos.len() + 13;
        let display_width = self
            .config
            .display_width
            .unwrap_or_else(|| term_size::dimensions_stdout().map(|(w, _)| w).unwrap_or(80));

        let (prefix, padding) = {
            if display_width >= required_width {
                (
                    &self.config.prefix[..],
                    " ".repeat(display_width - required_width),
                )
            } else if self.config.prefix.len() >= required_width - display_width {
                let prefix_len = self.config.prefix.len() - (required_width - display_width);
                (&self.config.prefix[0..prefix_len], String::new())
            } else {
                ("", String::new())
            }
        };

        let text = match self.config.bar_position {
            BarPosition::Left => format!(
                "\r{} {:>5.1}% [{}{}{}] {}{}",
                prefix,
                100. * progress,
                body,
                head,
                void,
                self.config.extra_infos,
                padding
            ),
            BarPosition::Right => format!(
                "\r{} {}{} [{}{}{}] {:>5.1}%",
                prefix,
                padding,
                self.config.extra_infos,
                body,
                head,
                void,
                100. * progress
            ),
        };

        // Display text
        let mut stream = self.config.output_stream.get();
        stream.write_all(&text.as_bytes())?;
        stream.flush()
    }
/// Redraw the progress bar if the timer has decayed.
Redraw the progress bar if the timer has decayed.
Redraw the progress bar if the timer has decayed .
pub fn update(&mut self, progress: f32) -> io::Result<()> {
        if !self.need_refresh() {
            return Ok(());
        }
        self.last_update_time = Some(Instant::now());
        let (body, void, head) = self.bar_shape(progress);
        let body = self.config.shape_body.to_string().repeat(body);
        let head = self.config.shape_head.to_string().repeat(head);
        let void = self.config.shape_void.to_string().repeat(void);
        // Compute display shape
        let required_width =
            self.config.bar_width + self.config.prefix.len() + self.config.extra_infos.len() + 13;
        let display_width = self
            .config
            .display_width
            .unwrap_or_else(|| term_size::dimensions_stdout().map(|(w, _)| w).unwrap_or(80));
        let (prefix, padding) = {
            if display_width >= required_width {
                (
                    &self.config.prefix[..],
                    " ".repeat(display_width - required_width),
                )
            } else if self.config.prefix.len() >= required_width - display_width {
                let prefix_len = self.config.prefix.len() - (required_width - display_width);
                (&self.config.prefix[0..prefix_len], String::new())
            } else {
                ("", String::new())
            }
        };
        let text = match self.config.bar_position {
            BarPosition::Left => format!(
                "\r{} {:>5.1}% [{}{}{}] {}{}",
                prefix,
                100. * progress,
                body,
                head,
                void,
                self.config.extra_infos,
                padding
            ),
            BarPosition::Right => format!(
                "\r{} {}{} [{}{}{}] {:>5.1}%",
                prefix,
                padding,
                self.config.extra_infos,
                body,
                head,
                void,
                100. * progress
            ),
        };
        // Display text
        let mut stream = self.config.output_stream.get();
        stream.write_all(&text.as_bytes())?;
        stream.flush()
    }
pub fn update ( & mut self , progress : f32 ) -> io :: Result < ( ) > { if ! self . need_refresh ( ) { return Ok ( ( ) ) ; } self . last_update_time = Some ( Instant :: now ( ) ) ; let ( body , void , head ) = self . bar_shape ( progress ) ; let body = self . config . shape_body . to_string ( ) . repeat ( body ) ; let head = self . config . shape_head . to_string ( ) . repeat ( head ) ; let void = self . config . shape_void . to_string ( ) . repeat ( void ) ; // Compute display shape let required_width = self . config . bar_width + self . config . prefix . len ( ) + self . config . extra_infos . len ( ) + 13 ; let display_width = self . config . display_width . unwrap_or_else ( | | term_size :: dimensions_stdout ( ) . map ( | ( w , _ ) | w ) . unwrap_or ( 80 ) ) ; let ( prefix , padding ) = { if display_width >= required_width { ( & self . config . prefix [ .. ] , " " . repeat ( display_width - required_width ) , ) } else if self . config . prefix . len ( ) >= required_width - display_width { let prefix_len = self . config . prefix . len ( ) - ( required_width - display_width ) ; ( & self . config . prefix [ 0 .. prefix_len ] , String :: new ( ) ) } else { ( " " , String :: new ( ) ) } } ; let text = match self . config . bar_position { BarPosition :: Left => format ! ( " \r " prefix 100. progress body head void self config extra_infos padding ) , BarPosition :: Right => format ! ( " \r " prefix padding self config extra_infos body head void 100. progress ) , } ; // Display text let mut stream = self . config . output_stream . get ( ) ; stream . write_all ( & text . as_bytes ( ) ) ? ; stream . flush ( ) }
Redraw the progress bar if the timer has decayed.
Redraw the progress bar if the timer has decayed .
&mut self
progress
f32