From 42f115705b666c64757388e1d683524c12fae6bb Mon Sep 17 00:00:00 2001
From: Adrian Cochrane <adrian@openwork.nz>
Date: Thu, 14 May 2020 19:47:31 +1200
Subject: [PATCH] Implement table navigation.

---
 src/main.c | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/src/main.c b/src/main.c
index 2bf67e7..4d28f51 100644
--- a/src/main.c
+++ b/src/main.c
@@ -134,24 +134,52 @@ int speak_finalize(char *ssml) {
             switch (getc(stdin)) {
             case 'A':
                 // 🠕
+                if (in_table) {
+                    tablerow--;
+                    if (tablerow > 0) {
+                        sprintf(mark, "-rhaps-tablecell%i:%ix%i", tableno, tablerow, tablecol);
+                        speak(ssml, mark);
+                        break;
+                    } else in_table = 0;
+                }
                 section_no--;
                 sprintf(mark, "-rhaps-section%i", section_no);
                 speak(ssml, section_no > 0 ? mark : NULL);
                 break;
             case 'B':
                 // 🠗
+                if (in_table) {
+                    tablerow++;
+                    sprintf(mark, "-rhaps-tablecell%i:%ix%i", tableno, tablerow, tablecol);
+                    speak(ssml, mark);
+                    break; // FIXME What if that mark doesn't exist?
+                }
                 section_no++;
                 sprintf(mark, "-rhaps-section%i", section_no);
                 speak(ssml, section_no > 0 ? mark : NULL);
                 break;
             case 'C':
                 // ➔
+                if (in_table) {
+                    tablecol++;
+                    sprintf(mark, "-rhaps-tablecell%i:%ix%i", tableno, tablerow, tablecol);
+                    speak(ssml, mark);
+                    break; // FIXME What if that mark doesn't exist?
+                }
                 paragraph_no++;
                 sprintf(mark, "-rhaps-paragraph%i", paragraph_no);
                 speak(ssml, paragraph_no > 0 ? mark : NULL);
                 break;
             case 'D':
                 // 🠔
+                if (in_table) {
+                    tablecol--;
+                    if (tablecol > 0) {
+                        sprintf(mark, "-rhaps-tablecell%i:%ix%i", tableno, tablerow, tablecol);
+                        speak(ssml, mark);
+                        break;
+                    } else in_table = 0;
+                }
                 paragraph_no--;
                 sprintf(mark, "-rhaps-paragraph%i", paragraph_no);
                 speak(ssml, paragraph_no > 0 ? mark : NULL);
-- 
2.30.2