From 004a630bfef41e9cdc48878b86e7ae5958ff84dc Mon Sep 17 00:00:00 2001
From: Robin Burchell <robin+git@viroteck.net>
Date: Wed, 29 May 2019 21:10:08 +0200
Subject: Terminal: Fix some missing text attributes

Probably doesn't actually change much yet since we don't support many
text rendering options, but it's at least good to have the options, and
to record things we don't yet support too.
---
 Applications/Terminal/Terminal.cpp | 46 ++++++++++++++++++++++++++++++++++++--
 Applications/Terminal/Terminal.h   | 27 +++++++++++++++++-----
 2 files changed, 66 insertions(+), 7 deletions(-)

(limited to 'Applications')

diff --git a/Applications/Terminal/Terminal.cpp b/Applications/Terminal/Terminal.cpp
index 2b987e8b21..4e568dab07 100644
--- a/Applications/Terminal/Terminal.cpp
+++ b/Applications/Terminal/Terminal.cpp
@@ -16,6 +16,8 @@
 #include <sys/ioctl.h>
 
 //#define TERMINAL_DEBUG
+byte Terminal::Attribute::default_foreground_color = 7;
+byte Terminal::Attribute::default_background_color = 0;
 
 Terminal::Terminal(int ptm_fd, RetainPtr<CConfigFile> config)
     : m_ptm_fd(ptm_fd)
@@ -157,8 +159,34 @@ void Terminal::escape$m(const ParamVector& params)
             m_current_attribute.reset();
             break;
         case 1:
-            // Bold
-            //m_current_attribute.bold = true;
+            m_current_attribute.flags |= Attribute::Bold;
+            break;
+        case 3:
+            m_current_attribute.flags |= Attribute::Italic;
+            break;
+        case 4:
+            m_current_attribute.flags |= Attribute::Underline;
+            break;
+        case 5:
+            m_current_attribute.flags |= Attribute::Blink;
+            break;
+        case 7:
+            m_current_attribute.flags |= Attribute::Negative;
+            break;
+        case 22:
+            m_current_attribute.flags &= ~Attribute::Bold;
+            break;
+        case 23:
+            m_current_attribute.flags &= ~Attribute::Italic;
+            break;
+        case 24:
+            m_current_attribute.flags &= ~Attribute::Underline;
+            break;
+        case 25:
+            m_current_attribute.flags &= ~Attribute::Blink;
+            break;
+        case 27:
+            m_current_attribute.flags &= ~Attribute::Negative;
             break;
         case 30:
         case 31:
@@ -169,8 +197,14 @@ void Terminal::escape$m(const ParamVector& params)
         case 36:
         case 37:
             // Foreground color
+            if (m_current_attribute.flags & Attribute::Bold)
+                param += 8;
             m_current_attribute.foreground_color = param - 30;
             break;
+        case 39:
+            // reset foreground
+            m_current_attribute.foreground_color = Attribute::default_foreground_color;
+            break;
         case 40:
         case 41:
         case 42:
@@ -180,8 +214,16 @@ void Terminal::escape$m(const ParamVector& params)
         case 46:
         case 47:
             // Background color
+            if (m_current_attribute.flags & Attribute::Bold)
+                param += 8;
             m_current_attribute.background_color = param - 40;
             break;
+        case 49:
+            // reset background
+            m_current_attribute.background_color = Attribute::default_background_color;
+            break;
+        default:
+            dbgprintf("FIXME: escape$m: p: %u\n", param);
         }
     }
 }
diff --git a/Applications/Terminal/Terminal.h b/Applications/Terminal/Terminal.h
index 4a84165256..13b3440cfd 100644
--- a/Applications/Terminal/Terminal.h
+++ b/Applications/Terminal/Terminal.h
@@ -77,18 +77,35 @@ private:
 
     struct Attribute {
         Attribute() { reset(); }
+
+        static byte default_foreground_color;
+        static byte default_background_color;
+
         void reset()
         {
-            foreground_color = 7;
-            background_color = 0;
-            //bold = false;
+            foreground_color = default_foreground_color;
+            background_color = default_background_color;
+            flags = Flags::NoAttributes;
         }
         byte foreground_color;
         byte background_color;
-        //bool bold : 1;
+
+        enum Flags {
+            NoAttributes = 0x00,
+            Bold = 0x01,
+            Italic = 0x02,
+            Underline = 0x04,
+            Negative = 0x08,
+            Blink = 0x10,
+        };
+
+        // TODO: it would be really nice if we had a helper for enums that
+        // exposed bit ops for class enums...
+        int flags = Flags::NoAttributes;
+
         bool operator==(const Attribute& other) const
         {
-            return foreground_color == other.foreground_color && background_color == other.background_color;
+            return foreground_color == other.foreground_color && background_color == other.background_color && flags == other.flags;
         }
         bool operator!=(const Attribute& other) const
         {
-- 
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