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368 lines
7.4 KiB
368 lines
7.4 KiB
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#line 1 "ansi_parser.rl"
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#include <fmt/core.h>
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#include <string_view>
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#include "dbc.hpp"
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#include <SFML/Graphics.hpp>
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#include "ansi_parser.hpp"
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#include <iostream>
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using namespace fmt;
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#line 115 "ansi_parser.rl"
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#line 13 "ansi_parser.cpp"
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static const char _ansi_parser_actions[] = {
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0, 1, 0, 1, 3, 1, 4, 1,
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5, 1, 6, 1, 7, 1, 8, 1,
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9, 1, 10, 1, 11, 1, 15, 1,
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16, 2, 1, 12, 2, 1, 13, 2,
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16, 5, 3, 1, 14, 2
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};
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static const char _ansi_parser_key_offsets[] = {
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0, 0, 1, 2, 10, 11, 13, 16,
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19, 20, 24, 25, 26, 27, 28, 30,
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33, 35, 38, 40, 43, 44, 47, 48,
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49, 50, 51, 52
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};
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static const int _ansi_parser_trans_keys[] = {
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27, 91, 49, 50, 51, 52, 55, 57,
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48, 54, 109, 48, 109, 34, 48, 55,
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50, 55, 109, 109, 49, 56, 57, 109,
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109, 59, 50, 59, 48, 57, 59, 48,
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57, 48, 57, 59, 48, 57, 48, 57,
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109, 48, 57, 109, 56, 57, 109, 59,
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50, 109, 109, 27, 27, 0
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};
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static const char _ansi_parser_single_lengths[] = {
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0, 1, 1, 6, 1, 2, 3, 3,
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1, 4, 1, 1, 1, 1, 0, 1,
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0, 1, 0, 1, 1, 3, 1, 1,
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1, 1, 1, 1
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};
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static const char _ansi_parser_range_lengths[] = {
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0, 0, 0, 1, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 1, 1,
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1, 1, 1, 1, 0, 0, 0, 0,
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0, 0, 0, 0
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};
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static const char _ansi_parser_index_offsets[] = {
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0, 0, 2, 4, 12, 14, 17, 21,
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25, 27, 32, 34, 36, 38, 40, 42,
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45, 47, 50, 52, 55, 57, 61, 63,
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65, 67, 69, 71
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};
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static const char _ansi_parser_trans_targs[] = {
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2, 1, 3, 0, 5, 7, 9, 21,
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25, 6, 4, 0, 27, 0, 6, 27,
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0, 4, 4, 4, 0, 4, 8, 27,
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0, 27, 0, 10, 11, 20, 27, 0,
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27, 0, 12, 0, 13, 0, 14, 0,
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15, 0, 16, 15, 0, 17, 0, 18,
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17, 0, 19, 0, 27, 19, 0, 27,
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0, 22, 24, 27, 0, 23, 0, 13,
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0, 27, 0, 27, 0, 2, 1, 2,
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1, 0
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};
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static const char _ansi_parser_trans_actions[] = {
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0, 7, 0, 0, 21, 21, 21, 21,
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21, 21, 21, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 17,
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0, 15, 0, 0, 0, 0, 0, 0,
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19, 0, 0, 0, 3, 0, 0, 0,
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1, 0, 25, 0, 0, 1, 0, 28,
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0, 0, 1, 0, 34, 0, 0, 9,
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0, 0, 0, 0, 0, 0, 0, 5,
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0, 11, 0, 13, 0, 0, 7, 23,
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31, 0
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};
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static const char _ansi_parser_eof_actions[] = {
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 23
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};
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static const int ansi_parser_start = 26;
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static const int ansi_parser_first_final = 26;
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static const int ansi_parser_error = 0;
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static const int ansi_parser_en_main = 26;
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#line 118 "ansi_parser.rl"
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#include <ftxui/screen/terminal.hpp>
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ANSIParser::ANSIParser(sf::Color default_fg, sf::Color default_bg) :
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$default_fg(default_fg),
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$default_bg(default_bg)
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{
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// the parser only handles full color so force it
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if(ftxui::Terminal::ColorSupport() != ftxui::Terminal::Color::TrueColor) {
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ftxui::Terminal::SetColorSupport(ftxui::Terminal::Color::TrueColor);
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}
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}
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bool ANSIParser::parse(std::wstring_view codes, ColorCB color_cb, WriteCB write_cb) {
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const wchar_t *start = NULL;
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int cs = 0;
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unsigned int value = 0;
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const wchar_t *p = codes.data();
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const wchar_t *pe = p + codes.size();
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const wchar_t *eof = pe;
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sf::Color bgcolor($default_bg);
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sf::Color color($default_fg);
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sf::Color &target = color;
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#line 122 "ansi_parser.cpp"
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{
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cs = ansi_parser_start;
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}
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#line 143 "ansi_parser.rl"
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#line 125 "ansi_parser.cpp"
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{
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int _klen;
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unsigned int _trans;
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const char *_acts;
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unsigned int _nacts;
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const int *_keys;
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if ( p == pe )
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goto _test_eof;
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if ( cs == 0 )
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goto _out;
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_resume:
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_keys = _ansi_parser_trans_keys + _ansi_parser_key_offsets[cs];
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_trans = _ansi_parser_index_offsets[cs];
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_klen = _ansi_parser_single_lengths[cs];
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if ( _klen > 0 ) {
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const int *_lower = _keys;
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const int *_mid;
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const int *_upper = _keys + _klen - 1;
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while (1) {
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if ( _upper < _lower )
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break;
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_mid = _lower + ((_upper-_lower) >> 1);
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if ( (*p) < *_mid )
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_upper = _mid - 1;
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else if ( (*p) > *_mid )
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_lower = _mid + 1;
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else {
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_trans += (unsigned int)(_mid - _keys);
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goto _match;
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}
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}
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_keys += _klen;
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_trans += _klen;
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}
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_klen = _ansi_parser_range_lengths[cs];
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if ( _klen > 0 ) {
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const int *_lower = _keys;
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const int *_mid;
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const int *_upper = _keys + (_klen<<1) - 2;
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while (1) {
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if ( _upper < _lower )
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break;
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_mid = _lower + (((_upper-_lower) >> 1) & ~1);
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if ( (*p) < _mid[0] )
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_upper = _mid - 2;
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else if ( (*p) > _mid[1] )
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_lower = _mid + 2;
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else {
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_trans += (unsigned int)((_mid - _keys)>>1);
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goto _match;
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}
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}
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_trans += _klen;
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}
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_match:
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cs = _ansi_parser_trans_targs[_trans];
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if ( _ansi_parser_trans_actions[_trans] == 0 )
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goto _again;
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_acts = _ansi_parser_actions + _ansi_parser_trans_actions[_trans];
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_nacts = (unsigned int) *_acts++;
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while ( _nacts-- > 0 )
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{
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switch ( *_acts++ )
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{
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case 0:
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#line 14 "ansi_parser.rl"
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{
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start = p;
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}
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break;
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case 1:
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#line 18 "ansi_parser.rl"
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{
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value = 0;
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size_t len = p - start;
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dbc::check(start[0] != '-', "negative numbers not supported");
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switch(len) {
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case 10: value += (start[len-10] - '0') * 1000000000;
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case 9: value += (start[len- 9] - '0') * 100000000;
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case 8: value += (start[len- 8] - '0') * 10000000;
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case 7: value += (start[len- 7] - '0') * 1000000;
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case 6: value += (start[len- 6] - '0') * 100000;
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case 5: value += (start[len- 5] - '0') * 10000;
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case 4: value += (start[len- 4] - '0') * 1000;
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case 3: value += (start[len- 3] - '0') * 100;
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case 2: value += (start[len- 2] - '0') * 10;
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case 1: value += (start[len- 1] - '0');
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break;
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default:
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dbc::sentinel("can't process > 10 digits");
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}
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}
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break;
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case 2:
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#line 40 "ansi_parser.rl"
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{
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color_cb(color, bgcolor);
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}
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break;
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case 3:
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#line 43 "ansi_parser.rl"
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{
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target = color;
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}
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break;
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case 4:
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#line 46 "ansi_parser.rl"
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{
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target = bgcolor;
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}
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break;
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case 5:
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#line 50 "ansi_parser.rl"
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{
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write_cb((*p));
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}
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break;
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case 6:
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#line 54 "ansi_parser.rl"
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{ color = $default_fg; }
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break;
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case 7:
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#line 55 "ansi_parser.rl"
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{ bgcolor = $default_bg; }
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break;
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case 8:
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#line 56 "ansi_parser.rl"
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{
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color = $default_bg;
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bgcolor = $default_fg;
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color_cb(color, bgcolor);
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}
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break;
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case 9:
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#line 61 "ansi_parser.rl"
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{
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color = $default_fg;
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bgcolor = $default_bg;
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color_cb(color, bgcolor);
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}
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break;
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case 10:
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#line 66 "ansi_parser.rl"
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{
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color = sf::Color(100,100,100);
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color_cb(color, bgcolor);
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}
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break;
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case 11:
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#line 70 "ansi_parser.rl"
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{
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color = sf::Color::Red;
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color_cb(color, bgcolor);
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}
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break;
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case 12:
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#line 75 "ansi_parser.rl"
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{ target.r = value; }
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break;
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case 13:
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#line 76 "ansi_parser.rl"
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{ target.g = value; }
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break;
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case 14:
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#line 77 "ansi_parser.rl"
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{ target.b = value; }
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break;
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case 15:
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#line 78 "ansi_parser.rl"
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{ value = 0; }
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break;
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case 16:
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#line 79 "ansi_parser.rl"
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{}
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break;
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#line 292 "ansi_parser.cpp"
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}
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}
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_again:
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if ( cs == 0 )
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goto _out;
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if ( ++p != pe )
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goto _resume;
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_test_eof: {}
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if ( p == eof )
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{
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const char *__acts = _ansi_parser_actions + _ansi_parser_eof_actions[cs];
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unsigned int __nacts = (unsigned int) *__acts++;
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while ( __nacts-- > 0 ) {
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switch ( *__acts++ ) {
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case 16:
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#line 79 "ansi_parser.rl"
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{}
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break;
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#line 310 "ansi_parser.cpp"
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}
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}
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}
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_out: {}
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}
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#line 144 "ansi_parser.rl"
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bool good = pe - p == 0;
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if(!good) {
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println("FAIL AT {}", pe - p);
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p -= 10;
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// dear cthuhlu, save me from the pain that is wstring
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for(int i = 0; i < 100; i++) {
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try {
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print("{}", p[i] == 0x1B ? '^' : char(p[i]));
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} catch(...) {
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print("?=", int(p[i]));
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}
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}
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}
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return good;
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}
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