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Filters: colorize_regex supports matches spanning multiple display atoms

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This commit is contained in:
Maxime Coste 2011-11-14 14:23:02 +00:00
parent d2b9cd6e60
commit 031fa1a25c
1 changed files with 20 additions and 11 deletions
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25
src/filters.cc
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@ -1,5 +1,6 @@
#include "filters.hh" #include "filters.hh"
#include "assert.hh"
#include "window.hh" #include "window.hh"
#include "display_buffer.hh" #include "display_buffer.hh"
#include "filter_registry.hh" #include "filter_registry.hh"
@ -23,19 +24,27 @@ void colorize_regex(DisplayBuffer& display_buffer,
{ {
BufferIterator begin = (*re_it)[0].first; BufferIterator begin = (*re_it)[0].first;
BufferIterator end = (*re_it)[0].second; BufferIterator end = (*re_it)[0].second;
assert(begin != end);
auto begin_atom_it = display_buffer.atom_containing(begin, atom_it); auto begin_atom_it = display_buffer.atom_containing(begin, atom_it);
auto end_atom_it = display_buffer.atom_containing(end, atom_it); assert(begin_atom_it != display_buffer.end());
if (begin_atom_it == end_atom_it)
{
if (begin_atom_it->begin() != begin) if (begin_atom_it->begin() != begin)
begin_atom_it = ++display_buffer.split(begin_atom_it, begin); begin_atom_it = ++display_buffer.split(begin_atom_it, begin);
if (begin_atom_it->end() != end)
begin_atom_it = display_buffer.split(begin_atom_it, end);
begin_atom_it->fg_color() = fg_color; auto end_atom_it = display_buffer.atom_containing(end, begin_atom_it);
begin_atom_it->bg_color() = bg_color; if (end_atom_it != display_buffer.end() and
end_atom_it->begin() != end)
end_atom_it = ++display_buffer.split(end_atom_it, end);
assert(begin_atom_it != end_atom_it);
for (auto it = begin_atom_it; it != end_atom_it; ++it)
{
it->fg_color() = fg_color;
it->bg_color() = bg_color;
} }
atom_it = begin_atom_it;
atom_it = end_atom_it;
} }
} }