From c1cc75051f73b46fbd6a622b189eef120c90f934 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Ekl=C3=B6f?= <daniel@ekloef.se>
Date: Sun, 27 Dec 2020 16:02:01 +0100
Subject: [PATCH] box-drawing: LIGH/HEAVY LEFT, UP, RIGTH, DOWN

* U+2574
* U+2575
* U+2576
* U+2577
* U+2578
* U+2579
* U+257A
* U+257B
---
 box-drawing.c | 65 ++++++++++++++++++++++++++++++++++++++++++++-------
 1 file changed, 57 insertions(+), 8 deletions(-)

diff --git a/box-drawing.c b/box-drawing.c
index 2d33565b..dda9ea3c 100644
--- a/box-drawing.c
+++ b/box-drawing.c
@@ -594,6 +594,54 @@ draw_box_drawings_heavy_vertical_and_horizontal(uint8_t *buf, int width, int hei
     vline_middle_down(thickness(2, dpi));
 }
 
+static void
+draw_box_drawings_light_left(uint8_t *buf, int width, int height, int stride, int dpi)
+{
+    hline_middle_left(thickness(1, dpi));
+}
+
+static void
+draw_box_drawings_light_up(uint8_t *buf, int width, int height, int stride, int dpi)
+{
+    vline_middle_up(thickness(1, dpi));
+}
+
+static void
+draw_box_drawings_light_right(uint8_t *buf, int width, int height, int stride, int dpi)
+{
+    hline_middle_right(thickness(1, dpi));
+}
+
+static void
+draw_box_drawings_light_down(uint8_t *buf, int width, int height, int stride, int dpi)
+{
+    vline_middle_down(thickness(1, dpi));
+}
+
+static void
+draw_box_drawings_heavy_left(uint8_t *buf, int width, int height, int stride, int dpi)
+{
+    hline_middle_left(thickness(2, dpi));
+}
+
+static void
+draw_box_drawings_heavy_up(uint8_t *buf, int width, int height, int stride, int dpi)
+{
+    vline_middle_up(thickness(2, dpi));
+}
+
+static void
+draw_box_drawings_heavy_right(uint8_t *buf, int width, int height, int stride, int dpi)
+{
+    hline_middle_right(thickness(2, dpi));
+}
+
+static void
+draw_box_drawings_heavy_down(uint8_t *buf, int width, int height, int stride, int dpi)
+{
+    vline_middle_down(thickness(2, dpi));
+}
+
 static void
 draw_glyph(wchar_t wc, uint8_t *buf, int width, int height, int stride, int dpi)
 {
@@ -727,18 +775,19 @@ draw_glyph(wchar_t wc, uint8_t *buf, int width, int height, int stride, int dpi)
         LOG_WARN("unimplemented: box drawing: wc=%04lx", (long)wc);
         break;
 
+    case 0x2574: draw_box_drawings_light_left(buf, width, height, stride, dpi); break;
+    case 0x2575: draw_box_drawings_light_up(buf, width, height, stride, dpi); break;
+    case 0x2576: draw_box_drawings_light_right(buf, width, height, stride, dpi); break;
+    case 0x2577: draw_box_drawings_light_down(buf, width, height, stride, dpi); break;
+    case 0x2578: draw_box_drawings_heavy_left(buf, width, height, stride, dpi); break;
+    case 0x2579: draw_box_drawings_heavy_up(buf, width, height, stride, dpi); break;
+    case 0x257a: draw_box_drawings_heavy_right(buf, width, height, stride, dpi); break;
+    case 0x257b: draw_box_drawings_heavy_down(buf, width, height, stride, dpi); break;
+
     case 0x2570:
     case 0x2571:
     case 0x2572:
     case 0x2573:
-    case 0x2574:
-    case 0x2575:
-    case 0x2576:
-    case 0x2577:
-    case 0x2578:
-    case 0x2579:
-    case 0x257a:
-    case 0x257b:
     case 0x257c:
     case 0x257d:
     case 0x257e: