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Rework tabs, so they are a grid, not just n spaces

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This commit is contained in:
Matúš Púll 2025-05-27 21:13:40 +02:00
parent 69f45fe50c
commit f8e0a06a62
3 changed files with 8 additions and 6 deletions
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2
editor.cpp
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@ -257,7 +257,7 @@ bool Editor::take_action() {
break;
case '\t':
file.insert(cur + file_offset, "\t");
cur.c += TAB_SIZE;
cur.c += (cur.c - 1) % TAB_SIZE + 1;
print_line(file_offset + cur.r);
break;
default:

2
everything.hpp
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@ -5,7 +5,7 @@
#include <fstream>
#include <iostream>
#define TAB_SIZE 2
#define TAB_SIZE 8
using std::string;
using std::vector;

10
treap.cpp
View file

@ -9,9 +9,11 @@ count_type Treap::get_size(line* l) {
string Treap::substitute_tabs(string s) {
string ret = "";
for(count_type i = 0; i < s.size(); ++i) {
if(s[i] == '\t')
for(int j = 0; j < TAB_SIZE; j++)
if(s[i] == '\t') {
ret += ' ';
while(ret.size() % TAB_SIZE != 0)
ret += ' ';
}
else
ret += s[i];
}
@ -145,13 +147,13 @@ vector<string> Treap::bulk_get_line(count_type r, count_type count) {
return ret;
}
// TODO tabs are a grid, not just N tabs
// Get how much tabs changed position on a row
count_type Treap::get_tab_offset(position p) {
count_type tab_offset = 0;
string line = get_line(p.r, false);
for(count_type i = 0; i + tab_offset < p.c; ++i) {
if(line[i] == '\t')
tab_offset += TAB_SIZE - 1;
tab_offset += ((i+tab_offset-1) % TAB_SIZE);
if(i + tab_offset > p.c)
tab_offset -= i + tab_offset - p.c;
}