Add strikethrough rendering

README.md

@@ -44,8 +44,8 @@ These are in the done/doing soon category:
 - [x] Paste selection via Shift-Insert (bracketed paste is supported!)
 - [x] SGR style mouse reporting (works in vim and tmux)
 - [x] xterm style selection of text with mouse
+- [x] Render underline, italic, bold, strikethrough
 - [ ] Configuration file to specify fonts and colors (in progress)
-- [ ] Render underline, italic, bold, strikethrough
 - [ ] Command line argument parsing instead of launching user shell
 - [ ] Hyperlinks see: https://gist.github.com/egmontkob/eb114294efbcd5adb1944c9f3cb5feda
 

src/xwin.rs

@@ -736,6 +736,16 @@ impl<'a> TerminalWindow<'a> {
                             }
                         }
 
+                        if attrs.strikethrough() {
+                            self.buffer_image.draw_horizontal_line(
+                                x,
+                                y + (base_y - y) / 2,
+                                cell_print_width * metric_width,
+                                glyph_color.into(),
+                                xgfx::Operator::Over,
+                            );
+                        }
+
                         x += glyph.x_advance;
                     }
                 }