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Bug Fix - color

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- Fixed bug that failed to upgrade from 16- to 256-color mode when
  a color like "black on rgb003" was parsed.
This commit is contained in:
Paul Beckingham 2009-11-18 00:36:57 -05:00
parent c090367eb8
commit 3abce22f0c
1 changed files with 16 additions and 22 deletions
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38
src/Color.cpp
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@ -96,7 +96,8 @@ Color::Color (const std::string& spec)
: value (0)
{
// By converting underscores to spaces, we inherently support the old "on_red"
// style of specifying background colors.
// style of specifying background colors. We consider underscores to be
// deprecated.
std::string modifiable_spec = spec;
std::replace (modifiable_spec.begin (), modifiable_spec.end (), '_', ' ');
@ -112,24 +113,10 @@ Color::Color (const std::string& spec)
{
word = lowerCase (trim (*it));
if (word == "bold")
{
value |= _COLOR_BOLD;
value &= ~_COLOR_256;
}
else if (word == "bright")
{
value |= _COLOR_BRIGHT;
value &= ~_COLOR_256;
}
else if (word == "underline")
{
value |= _COLOR_UNDERLINE;
}
else if (word == "on")
{
bg = true;
}
if (word == "bold") value |= _COLOR_BOLD;
else if (word == "bright") value |= _COLOR_BRIGHT;
else if (word == "underline") value |= _COLOR_UNDERLINE;
else if (word == "on") bg = true;
// X where X is one of black, red, blue ...
else if ((index = find (word)) != -1)
@ -154,6 +141,8 @@ Color::Color (const std::string& spec)
if (index < 0 || index > 23)
throw std::string ("The color '") + *it + "' is not recognized.";
upgrade ();
if (bg)
{
value |= _COLOR_HASBG;
@ -185,6 +174,9 @@ Color::Color (const std::string& spec)
throw std::string ("The color '") + *it + "' is not recognized.";
index = 16 + r*36 + g*6 + b;
upgrade ();
if (bg)
{
value |= _COLOR_HASBG;
@ -206,6 +198,8 @@ Color::Color (const std::string& spec)
if (index < 0 || index > 255)
throw std::string ("The color '") + *it + "' is not recognized.";
upgrade ();
if (bg)
{
value |= _COLOR_HASBG;
@ -327,7 +321,7 @@ void Color::blend (const Color& other)
value |= (c.value & _COLOR_UNDERLINE); // Always inherit underline.
// 16 <-- 16.
if (!(value & _COLOR_256) &&
if (!(value & _COLOR_256) &&
!(c.value & _COLOR_256))
{
value |= (c.value & _COLOR_BOLD); // Inherit bold.
@ -351,8 +345,8 @@ void Color::blend (const Color& other)
}
// Upgrade either color, if necessary.
if (!(value & _COLOR_256)) upgrade ();
if (!(value & _COLOR_256)) c.upgrade ();
if (!(value & _COLOR_256)) upgrade ();
if (!(c.value & _COLOR_256)) c.upgrade ();
// 256 <-- 256.
if (c.value & _COLOR_HASFG)