1 files changed, 96 insertions, 0 deletions
diff --git a/src/core/editor.h b/src/core/editor.h
new file mode 100644
index 0000000..5388197
--- /dev/null
+++ b/src/core/editor.h
@@ -0,0 +1,96 @@
+#ifndef LEMACS_EDITOR_H
+#define LEMACS_EDITOR_H
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "core/buffer.h"
+
+#define LEMACS_MAX_AUX_BUFFERS 8
+#define LEMACS_MAX_VIEWS 16
+#define LEMACS_MAX_BUFFERS 32
+
+#define LEMACS_CURSOR_BAR 0
+#define LEMACS_CURSOR_BLOCK 1
+#define LEMACS_CURSOR_UNDERLINE 2
+
+typedef struct {
+  uint8_t r;
+  uint8_t g;
+  uint8_t b;
+  uint8_t a;
+} EditorColor;
+
+typedef struct {
+  int x;
+  int y;
+  int width;
+  int height;
+  int source_type;
+  int source_index;
+  bool show_cursor;
+  EditorColor bg;
+  EditorColor fg;
+} EditorView;
+
+typedef struct {
+  Buffer buffers[LEMACS_MAX_BUFFERS];
+  int buffer_count;
+  int current_buffer;
+  Buffer aux_buffers[LEMACS_MAX_AUX_BUFFERS];
+  int aux_buffer_count;
+  int desired_col;
+  int scroll_line;
+  char font_query[256];
+  bool font_dirty;
+  EditorView views[LEMACS_MAX_VIEWS];
+  int view_count;
+  EditorColor bg_top;
+  EditorColor bg_bottom;
+  EditorColor text;
+  EditorColor cursor;
+  int cursor_shape;
+  int cursor_thickness;
+  bool should_quit;
+} Editor;
+
+bool editor_init(Editor *editor);
+void editor_free(Editor *editor);
+
+void editor_set_font_query(Editor *editor, const char *query);
+const char *editor_font_query(const Editor *editor);
+bool editor_consume_font_dirty(Editor *editor);
+bool editor_set_theme_color(Editor *editor, const char *name, int r, int g, int b, int a);
+bool editor_set_cursor_shape(Editor *editor, int shape);
+void editor_set_cursor_thickness(Editor *editor, int thickness);
+int editor_cursor_shape(const Editor *editor);
+int editor_cursor_thickness(const Editor *editor);
+
+int editor_aux_buffer_new(Editor *editor);
+bool editor_aux_buffer_set_text(Editor *editor, int aux_index, const char *text);
+Buffer *editor_aux_buffer_get(Editor *editor, int aux_index);
+
+void editor_layout_reset(Editor *editor);
+bool editor_layout_add_view(Editor *editor, int source_type, int source_index, int x, int y, int width, int height, bool show_cursor, EditorColor bg, EditorColor fg);
+
+void editor_move_left(Editor *editor);
+void editor_move_right(Editor *editor);
+void editor_move_up(Editor *editor);
+void editor_move_down(Editor *editor);
+void editor_move_beginning_of_line(Editor *editor);
+void editor_move_end_of_line(Editor *editor);
+void editor_set_point(Editor *editor, size_t point);
+char editor_char_at(const Editor *editor, size_t index);
+
+bool editor_open_file(Editor *editor, const char *path);
+bool editor_save_file(Editor *editor, const char *path);
+Buffer *editor_current_buffer(Editor *editor);
+const Buffer *editor_current_buffer_const(const Editor *editor);
+int editor_buffer_count(const Editor *editor);
+int editor_current_buffer_index(const Editor *editor);
+bool editor_switch_buffer(Editor *editor, int index);
+int editor_new_buffer(Editor *editor);
+const char *editor_buffer_path_at(const Editor *editor, int index);
+bool editor_buffer_modified_at(const Editor *editor, int index);
+
+#endif