ded/src/editor.h at fbbd9c7d80b873da278c519fedc6fd3b64b9c474 · tsoding/ded · GitHub

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#ifndef EDITOR_H_
#define EDITOR_H_

#include <stdlib.h>
#include "common.h"
#include "free_glyph.h"
#include "simple_renderer.h"
#include "lexer.h"

#include <SDL2/SDL.h>

typedef struct {
    size_t begin;
    size_t end;
} Line;

typedef struct {
    Line *items;
    size_t count;
    size_t capacity;
} Lines;

typedef struct {
    Token *items;
    size_t count;
    size_t capacity;
} Tokens;

typedef struct {
    Free_Glyph_Atlas *atlas;

    String_Builder data;
    Lines lines;
    Tokens tokens;
    String_Builder file_path;

    bool searching;
    String_Builder search;

    bool selection;
    size_t select_begin;
    size_t cursor;

    Uint32 last_stroke;

    String_Builder clipboard;

    bool drag_mouse;
} Editor;

Errno editor_save_as(Editor *editor, const char *file_path);
Errno editor_save(const Editor *editor);
Errno editor_load_from_file(Editor *editor, const char *file_path);

void editor_backspace(Editor *editor);
void editor_delete(Editor *editor);
size_t editor_cursor_row(const Editor *e);

void editor_move_line_up(Editor *e);
void editor_move_line_down(Editor *e);
void editor_move_char_left(Editor *e);
void editor_move_char_right(Editor *e);
void editor_move_word_left(Editor *e);
void editor_move_word_right(Editor *e);

void editor_move_to_begin(Editor *e);
void editor_move_to_end(Editor *e);
void editor_move_to_line_begin(Editor *e);
void editor_move_to_line_end(Editor *e);

void editor_move_paragraph_up(Editor *e);
void editor_move_paragraph_down(Editor *e);

void editor_insert_char(Editor *e, char x);
void editor_insert_buf(Editor *e, char *buf, size_t buf_len);
void editor_retokenize(Editor *e);
void editor_render(SDL_Window *window, Free_Glyph_Atlas *atlas, Simple_Renderer *sr, Editor *editor);
void editor_update_selection(Editor *e, bool shift);
void editor_clipboard_copy(Editor *e);
void editor_clipboard_paste(Editor *e);
void editor_start_search(Editor *e);
void editor_stop_search(Editor *e);
bool editor_search_matches_at(Editor *e, size_t pos);

#endif // EDITOR_H_