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DisplayLine no longer map to a single buffer line, but to a buffer range

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This commit is contained in:
Maxime Coste 2013-07-23 19:11:26 +01:00
parent 486ebed098
commit c7e52a650d
7 changed files with 77 additions and 49 deletions
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53
src/display_buffer.cc
View File

@ -23,6 +23,12 @@ void AtomContent::trim_end(CharCount count)
m_text = m_text.substr(0, m_text.char_length() - count);
}
DisplayLine::DisplayLine(AtomList atoms)
: m_atoms(std::move(atoms))
{
compute_range();
}
DisplayLine::iterator DisplayLine::split(iterator it, BufferCoord pos)
{
kak_assert(it->content.type() == AtomContent::BufferRange);
@ -35,6 +41,26 @@ DisplayLine::iterator DisplayLine::split(iterator it, BufferCoord pos)
return m_atoms.insert(it, std::move(atom));
}
DisplayLine::iterator DisplayLine::insert(iterator it, DisplayAtom atom)
{
if (atom.content.has_buffer_range())
{
m_range.first = std::min(m_range.first, atom.content.begin());
m_range.second = std::max(m_range.second, atom.content.end());
}
return m_atoms.insert(it, std::move(atom));
}
void DisplayLine::push_back(DisplayAtom atom)
{
if (atom.content.has_buffer_range())
{
m_range.first = std::min(m_range.first, atom.content.begin());
m_range.second = std::max(m_range.second, atom.content.end());
}
m_atoms.push_back(std::move(atom));
}
void DisplayLine::optimize()
{
if (m_atoms.empty())
@ -112,6 +138,20 @@ void DisplayLine::trim(CharCount first_char, CharCount char_count)
if (char_count < 0)
(it-1)->content.trim_end(-char_count);
m_atoms.erase(it, end());
compute_range();
}
void DisplayLine::compute_range()
{
m_range = { {INT_MAX, INT_MAX}, {INT_MIN, INT_MIN} };
for (auto& atom : m_atoms)
{
if (not atom.content.has_buffer_range())
continue;
m_range.first = std::min(m_range.first, atom.content.begin());
m_range.second = std::max(m_range.second, atom.content.end());
}
}
void DisplayBuffer::compute_range()
@ -120,17 +160,8 @@ void DisplayBuffer::compute_range()
m_range.second = {0,0};
for (auto& line : m_lines)
{
for (auto& atom : line)
{
if (not atom.content.has_buffer_range())
continue;
if (m_range.first > atom.content.begin())
m_range.first = atom.content.begin();
if (m_range.second < atom.content.end())
m_range.second = atom.content.end();
}
m_range.first = std::min(line.range().first, m_range.first);
m_range.second = std::max(line.range().second, m_range.second);
}
kak_assert(m_range.first <= m_range.second);
}

23
src/display_buffer.hh
View File

@ -29,8 +29,6 @@ enum Attributes
Bold = 8
};
class DisplayLine;
struct AtomContent
{
public:
@ -123,6 +121,8 @@ struct DisplayAtom
{}
};
using BufferRange = std::pair<BufferCoord, BufferCoord>;
class DisplayLine
{
public:
@ -130,13 +130,10 @@ public:
using iterator = AtomList::iterator;
using const_iterator = AtomList::const_iterator;
explicit DisplayLine(LineCount buffer_line) : m_buffer_line(buffer_line) {}
DisplayLine(LineCount buffer_line, AtomList atoms)
: m_buffer_line(buffer_line), m_atoms(std::move(atoms)) {}
DisplayLine() = default;
DisplayLine(AtomList atoms);
DisplayLine(String str, ColorPair color)
: m_buffer_line(-1), m_atoms{ { std::move(str), color } } {}
LineCount buffer_line() const { return m_buffer_line; }
{ push_back({ std::move(str), color }); }
iterator begin() { return m_atoms.begin(); }
iterator end() { return m_atoms.end(); }
@ -147,12 +144,13 @@ public:
const AtomList& atoms() const { return m_atoms; }
CharCount length() const;
const BufferRange& range() const { return m_range; }
// Split atom pointed by it at pos, returns an iterator to the first atom
iterator split(iterator it, BufferCoord pos);
iterator insert(iterator it, DisplayAtom atom) { return m_atoms.insert(it, std::move(atom)); }
void push_back(DisplayAtom atom) { m_atoms.push_back(std::move(atom)); }
iterator insert(iterator it, DisplayAtom atom);
void push_back(DisplayAtom atom);
// remove first_char from the begining of the line, and make sure
// the line is less that char_count character
@ -160,12 +158,11 @@ public:
void optimize();
private:
LineCount m_buffer_line;
void compute_range();
BufferRange m_range = { { INT_MAX, INT_MAX }, { INT_MIN, INT_MIN } };
AtomList m_atoms;
};
using BufferRange = std::pair<BufferCoord, BufferCoord>;
class DisplayBuffer
{
public:

9
src/highlighters.cc
View File

@ -31,7 +31,8 @@ void highlight_range(DisplayBuffer& display_buffer,
for (auto& line : display_buffer.lines())
{
if (line.buffer_line() < begin.line or end.line < line.buffer_line())
auto& range = line.range();
if (range.second <= begin or end < range.first)
continue;
for (auto atom_it = line.begin(); atom_it != line.end(); ++atom_it)
@ -235,7 +236,7 @@ void expand_tabulations(const Window& window, DisplayBuffer& display_buffer)
atom_it = line.split(atom_it, (it+1).coord());
int column = 0;
for (auto line_it = buffer.iterator_at(line.buffer_line());
for (auto line_it = buffer.iterator_at(it.coord().line);
line_it != it; ++line_it)
{
kak_assert(*line_it != '\n');
@ -270,7 +271,7 @@ void show_line_numbers(const Window& window, DisplayBuffer& display_buffer)
for (auto& line : display_buffer.lines())
{
char buffer[10];
snprintf(buffer, 10, format, (int)line.buffer_line() + 1);
snprintf(buffer, 10, format, (int)line.range().first.line + 1);
DisplayAtom atom = DisplayAtom(AtomContent(buffer));
atom.colors = colors;
line.insert(line.begin(), std::move(atom));
@ -358,7 +359,7 @@ public:
const String empty{' ', width};
for (auto& line : display_buffer.lines())
{
int line_num = (int)line.buffer_line() + 1;
int line_num = (int)line.range().first.line + 1;
auto it = find_if(lines, [&](const LineAndFlag& l) { return std::get<0>(l) == line_num; });
String content = it != lines.end() ? std::get<2>(*it) : empty;
content += String(' ', width - content.char_length());

18
src/input_handler.cc
View File

@ -146,12 +146,12 @@ public:
{
kak_assert(m_cursor_pos <= m_line.char_length());
if (m_cursor_pos == m_line.char_length())
return DisplayLine{-1, { {m_line, get_color("StatusLine")},
{" "_str, get_color("StatusCursor")} }};
return DisplayLine{{ {m_line, get_color("StatusLine")},
{" "_str, get_color("StatusCursor")} }};
else
return DisplayLine(-1, { DisplayAtom{ m_line.substr(0, m_cursor_pos), get_color("StatusLine") },
DisplayAtom{ m_line.substr(m_cursor_pos, 1), get_color("StatusCursor") },
DisplayAtom{ m_line.substr(m_cursor_pos+1), get_color("StatusLine") } });
return DisplayLine({ { m_line.substr(0, m_cursor_pos), get_color("StatusLine") },
{ m_line.substr(m_cursor_pos, 1), get_color("StatusCursor") },
{ m_line.substr(m_cursor_pos+1), get_color("StatusLine") } });
}
private:
CharCount m_cursor_pos = 0;
@ -181,7 +181,7 @@ public:
if (key == Key(Key::Modifiers::Control, 'm'))
{
context().ui().menu_hide();
context().ui().print_status(DisplayLine{ -1 });
context().ui().print_status(DisplayLine{});
reset_normal_mode();
int selected = m_selected - m_choices.begin();
m_callback(selected, MenuEvent::Validate, context());
@ -194,7 +194,7 @@ public:
m_edit_filter = false;
m_filter = boost::regex(".*");
m_filter_editor.reset("");
context().ui().print_status(DisplayLine{ -1 });
context().ui().print_status(DisplayLine{});
}
else
{
@ -319,7 +319,7 @@ public:
history.erase(it);
history.push_back(line);
}
context().ui().print_status(DisplayLine{ -1 });
context().ui().print_status(DisplayLine{});
context().ui().menu_hide();
reset_normal_mode();
// call callback after reset_normal_mode so that callback
@ -329,7 +329,7 @@ public:
}
else if (key == Key::Escape or key == Key { Key::Modifiers::Control, 'c' })
{
context().ui().print_status(DisplayLine{ -1 });
context().ui().print_status(DisplayLine{});
context().ui().menu_hide();
reset_normal_mode();
m_callback(line, PromptEvent::Abort, context());

3
src/ncurses.cc
View File

@ -142,8 +142,7 @@ void on_sigint(int)
}
NCursesUI::NCursesUI()
: m_stdin_watcher{0, [this](FDWatcher&){ if (m_input_callback) m_input_callback(); }},
m_status_line{-1}
: m_stdin_watcher{0, [this](FDWatcher&){ if (m_input_callback) m_input_callback(); }}
{
initscr();
cbreak();

2
src/remote.cc
View File

@ -194,7 +194,7 @@ DisplayAtom read<DisplayAtom>(int socket)
template<>
DisplayLine read<DisplayLine>(int socket)
{
return DisplayLine(0, read_vector<DisplayAtom>(socket));
return DisplayLine(read_vector<DisplayAtom>(socket));
}
template<>

18
src/window.cc
View File

@ -69,7 +69,7 @@ void Window::update_display_buffer()
LineCount buffer_line = m_position.line + line;
if (buffer_line >= buffer().line_count())
break;
lines.push_back(DisplayLine(buffer_line));
lines.emplace_back();
lines.back().push_back(DisplayAtom(AtomContent(buffer(), buffer_line, buffer_line+1)));
}
@ -125,7 +125,7 @@ void Window::scroll_to_keep_cursor_visible_ifn()
// highlight only the line containing the cursor
DisplayBuffer display_buffer;
DisplayBuffer::LineList& lines = display_buffer.lines();
lines.push_back(DisplayLine(last.line));
lines.emplace_back();
lines.back().push_back(DisplayAtom(AtomContent(buffer(), last.line, last.line+1)));
@ -172,7 +172,6 @@ namespace
CharCount find_display_column(const DisplayLine& line, const Buffer& buffer,
const BufferCoord& coord)
{
kak_assert(coord.line == line.buffer_line());
CharCount column = 0;
for (auto& atom : line)
{
@ -193,7 +192,7 @@ CharCount find_display_column(const DisplayLine& line, const Buffer& buffer,
BufferCoord find_buffer_coord(const DisplayLine& line, const Buffer& buffer,
CharCount column)
{
LineCount l = line.buffer_line();
auto& range = line.range();
for (auto& atom : line)
{
auto& content = atom.content;
@ -201,13 +200,13 @@ BufferCoord find_buffer_coord(const DisplayLine& line, const Buffer& buffer,
if (content.has_buffer_range() and column < len)
{
if (content.type() == AtomContent::BufferRange)
return utf8::advance(buffer.iterator_at(content.begin()), buffer.iterator_at(l+1),
return utf8::advance(buffer.iterator_at(content.begin()), buffer.iterator_at(range.second),
std::max(0_char, column)).coord();
return content.begin();
}
column -= len;
}
return buffer.clamp({l, buffer[l].length()});
return buffer.clamp(buffer.prev(range.second));
}
}
@ -216,7 +215,8 @@ DisplayCoord Window::display_position(const BufferCoord& coord)
LineCount l = 0;
for (auto& line : m_display_buffer.lines())
{
if (line.buffer_line() == coord.line)
auto& range = line.range();
if (range.first <= coord and coord < range.second)
return {l, find_display_column(line, buffer(), coord)};
++l;
}
@ -229,9 +229,9 @@ BufferCoord Window::offset_coord(const BufferCoord& coord, LineCount offset)
DisplayBuffer display_buffer;
DisplayBuffer::LineList& lines = display_buffer.lines();
{
lines.emplace_back(coord.line);
lines.emplace_back();
lines.back().push_back({AtomContent(buffer(), coord.line, coord.line+1)});
lines.emplace_back(line);
lines.emplace_back();
lines.back().push_back({AtomContent(buffer(), line, line+1)});
}
display_buffer.compute_range();