126     fn image_over(&mut self, start: i32, image_data: &[Color]) {  in image_over()
127         let start = start as usize * self.width() as usize;  in image_over()  localVariable
129         let stop = cmp::min(start + image_data.len(), window_data.len());  in image_over()
130         let end = cmp::min(image_data.len(), window_data.len() - start);  in image_over()
132         window_data[start..stop].copy_from_slice(&image_data[..end]);  in image_over()
157             let start = offset + l * width;  in image_opaque()  localVariable
158             let mut stop = start + w;  in image_opaque()
164                 end = begin + stop - start;  in image_opaque()
166             window_data[start..stop].copy_from_slice(&image_data[begin..end]);  in image_opaque()
189             let start = offset + l * width;  in image_fast()  localVariable
190             let mut stop = start + w;  in image_fast()
203                     if alpha > 0 && (start + k) < window_data.len() && (start + k) < stop {  in image_fast()
204                         let old = &mut window_data[start + k].data;  in image_fast()
477                 let start = (y * self_w as i32 + start_x) as isize;  in rect()  localVariable
478                 let end = start + len_x as isize;  in rect()
479                 for i in start..end {  in rect()