From cebb280fe546190e55e071b6adbf37cd47950f34 Mon Sep 17 00:00:00 2001 From: Collin Williams <96917990+bluedragon1221@users.noreply.github.com> Date: Mon, 11 May 2026 15:07:55 -0500 Subject: initial commit --- src/core/buffer.h | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 src/core/buffer.h (limited to 'src/core/buffer.h') diff --git a/src/core/buffer.h b/src/core/buffer.h new file mode 100644 index 0000000..8fac8ab --- /dev/null +++ b/src/core/buffer.h @@ -0,0 +1,38 @@ +#ifndef LEMACS_BUFFER_H +#define LEMACS_BUFFER_H + +#include +#include + +typedef struct { + char *data; + size_t capacity; + size_t gap_start; + size_t gap_end; + char path[1024]; + bool modified; +} Buffer; + +bool buffer_init(Buffer *buffer); +void buffer_free(Buffer *buffer); + +size_t buffer_length(const Buffer *buffer); +size_t buffer_point(const Buffer *buffer); +void buffer_set_point(Buffer *buffer, size_t point); + +bool buffer_insert_char(Buffer *buffer, char c); +bool buffer_insert_cstr(Buffer *buffer, const char *text); +bool buffer_backspace(Buffer *buffer); +bool buffer_delete_forward(Buffer *buffer); + +char buffer_char_at(const Buffer *buffer, size_t index); + +bool buffer_load_file(Buffer *buffer, const char *path); +bool buffer_save_file(Buffer *buffer, const char *path); +const char *buffer_path(const Buffer *buffer); +bool buffer_modified(const Buffer *buffer); + +void buffer_index_to_line_col(const Buffer *buffer, size_t index, int *line, int *col); +size_t buffer_line_col_to_index(const Buffer *buffer, int target_line, int target_col); + +#endif -- cgit v1.3.1