home/src/color_registry.cc

53 lines
1.7 KiB
C++

#include "color_registry.hh"
#include "exception.hh"
namespace Kakoune
{
const ColorPair& ColorRegistry::operator[](const String& colordesc)
{
auto alias_it = m_aliases.find(colordesc);
if (alias_it != m_aliases.end())
return alias_it->second;
auto it = std::find(colordesc.begin(), colordesc.end(), ',');
ColorPair colpair{ str_to_color(String(colordesc.begin(), it)),
it != colordesc.end() ?
str_to_color(String(it+1, colordesc.end()))
: Color::Default };
return (m_aliases[colordesc] = colpair);
}
void ColorRegistry::register_alias(const String& name, const String& colordesc,
bool override)
{
if (not override and m_aliases.find(name) != m_aliases.end())
throw runtime_error("alias '" + name + "' already defined");
if (std::find_if(name.begin(), name.end(),
[](char c) { return not isalnum(c); }) != name.end())
throw runtime_error("alias names are limited to alpha numeric words");
auto it = std::find(colordesc.begin(), colordesc.end(), ',');
auto fg = str_to_color(String(colordesc.begin(), it));
auto bg = Color::Default;
if (it != colordesc.end())
bg = str_to_color(String(it+1, colordesc.end()));
m_aliases[name] = { fg, bg };
}
ColorRegistry::ColorRegistry()
: m_aliases{
{ "PrimarySelection", { Color::Cyan, Color::Blue } },
{ "SecondarySelection", { Color::Black, Color::Blue } },
{ "PrimaryCursor", { Color::Black, Color::White } },
{ "SecondaryCursor", { Color::Black, Color::White } },
{ "LineNumbers", { Color::Black, Color::White } },
}
{}
}