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Use 1 and -1 for Forward/Backward Direction to simplify code

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This commit is contained in:
Maxime Coste 2018-03-25 11:25:55 +11:00
parent 59e9108812
commit 683ce8e83b
1 changed files with 5 additions and 8 deletions
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13
src/normal.cc
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@ -1293,7 +1293,7 @@ void select_object(Context& context, NormalParams params)
{{'c'}, "custom object desc"}}));
}
enum Direction { Forward, Backward };
enum Direction { Backward = -1, Forward = 1 };
template<Direction direction, bool half = false>
void scroll(Context& context, NormalParams params)
@ -1302,7 +1302,7 @@ void scroll(Context& context, NormalParams params)
const int count = params.count ? params.count : 1;
const LineCount offset = (window.dimensions().line - 2) / (half ? 2 : 1) * count;
scroll_window(context, direction == Direction::Forward ? offset : -offset);
scroll_window(context, offset * direction);
}
template<Direction direction>
@ -1327,7 +1327,7 @@ void copy_selections_on_next_lines(Context& context, NormalParams params)
const LineCount height = std::max(anchor.line, cursor.line) - std::min(anchor.line, cursor.line) + 1;
for (int i = 0; i < std::max(params.count, 1); ++i)
{
LineCount offset = (direction == Forward ? 1 : -1) * (i + 1) * height;
LineCount offset = direction * (i + 1) * height;
const LineCount anchor_line = anchor.line + offset;
const LineCount cursor_line = cursor.line + offset;
@ -1867,8 +1867,7 @@ void move_in_history(Context& context, NormalParams params)
Buffer& buffer = context.buffer();
size_t timestamp = buffer.timestamp();
const int count = std::max(1, params.count);
const int history_id = (int)buffer.current_history_id() +
(direction == Direction::Forward ? count : -count);
const int history_id = (int)buffer.current_history_id() + direction * count;
const int max_history_id = (int)buffer.next_history_id() - 1;
if (buffer.move_to((size_t)history_id))
{
@ -1945,9 +1944,7 @@ template<typename Type, Direction direction, SelectMode mode = SelectMode::Repla
void move(Context& context, NormalParams params)
{
kak_assert(mode == SelectMode::Replace or mode == SelectMode::Extend);
Type offset(std::max(params.count,1));
if (direction == Backward)
offset = -offset;
const Type offset(direction * std::max(params.count,1));
const ColumnCount tabstop = context.options()["tabstop"].get<int>();
auto& selections = context.selections();
for (auto& sel : selections)