Filters: make colorize_regex accessible through addfilter

This commit is contained in:
Maxime Coste 2011-11-10 14:28:38 +00:00
parent f12929abad
commit 56231b4239

View File

@ -9,7 +9,8 @@ namespace Kakoune
{
void colorize_regex(DisplayBuffer& display_buffer,
const boost::regex& ex, Color color)
const boost::regex& ex,
Color fg_color, Color bg_color = Color::Default)
{
BufferIterator display_begin = display_buffer.begin()->begin();
BufferIterator display_end = display_buffer.back().end();
@ -31,12 +32,44 @@ void colorize_regex(DisplayBuffer& display_buffer,
if (begin_atom_it->end() != end)
begin_atom_it = display_buffer.split(begin_atom_it, end);
begin_atom_it->fg_color() = color;
begin_atom_it->fg_color() = fg_color;
begin_atom_it->bg_color() = bg_color;
}
atom_it = begin_atom_it;
}
}
Color parse_color(const std::string& color)
{
if (color == "default") return Color::Default;
if (color == "black") return Color::Black;
if (color == "red") return Color::Red;
if (color == "green") return Color::Green;
if (color == "yellow") return Color::Yellow;
if (color == "blue") return Color::Blue;
if (color == "magenta") return Color::Magenta;
if (color == "cyan") return Color::Cyan;
if (color == "white") return Color::White;
return Color::Default;
}
FilterAndId colorize_regex_factory(Window& window,
const FilterParameters params)
{
if (params.size() != 3)
throw runtime_error("wrong parameter count");
boost::regex ex(params[0]);
Color fg_color = parse_color(params[1]);
Color bg_color = parse_color(params[2]);
std::string id = "colre'" + params[0] + "'";
return FilterAndId(id, std::bind(colorize_regex, std::placeholders::_1,
ex, fg_color, bg_color));
}
void colorize_cplusplus(DisplayBuffer& display_buffer)
{
static boost::regex preprocessor("(\\`|(?<=\\n))\\h*#\\h*[^\\n]*(?=\\n)");
@ -233,6 +266,7 @@ void register_filters()
registry.register_factory("expand_tabs", SimpleFilterFactory<expand_tabulations>("expand_tabs"));
registry.register_factory("number_lines", SimpleFilterFactory<show_line_numbers>("number_lines"));
registry.register_factory("hlcpp", SimpleFilterFactory<colorize_cplusplus>("hlcpp"));
registry.register_factory("regex", colorize_regex_factory);
}
}