reorganise code

1 files changed, 138 insertions, 0 deletions

diff --git a/gramscii.h b/gramscii.h
new file mode 100644
index 0000000..0b2c81f
--- /dev/null
+++ b/gramscii.h
@@ -0,0 +1,138 @@
+#ifndef __GRAMSCII_H__
+#define __GRAMSCII_H__
+
+#include <stdio.h>
+#include <termios.h>
+#include <unistd.h>
+
+/** types **/
+
+typedef struct{
+	int sz;
+	int lst;
+	char *s;
+} line_t;
+
+/** constants **/
+
+#define MOVE   0x00
+#define BOX    0x01
+#define ARROW  0x02
+#define TEXT   0x04
+#define DEL    0x08
+#define VIS    0x10
+
+#define DIR_N  0x00
+#define DIR_R  0x01
+#define DIR_U  0x02
+#define DIR_D  0x04
+#define DIR_L  0x08
+
+#define DIR_HOR (DIR_R | DIR_L)
+#define DIR_VER (DIR_D | DIR_U)
+
+
+#define NOFIX 0x0
+#define FIX   0x1
+
+#define BG        ' '
+#define PTR       '+'
+#define UND       '_'
+#define ARR_L     '<'
+#define ARR_R     '>'
+#define ARR_U     '^'
+#define ARR_D     'v'
+
+#define HOME   0x01
+#define END    0x02
+#define MIDDLE 0x04
+
+#define VIDEO_NRM 0
+#define VIDEO_REV 7 
+
+
+/** MACROS **/
+
+#define MIN(x,y)  (x) < (y) ? (x) : (y)
+#define MAX(x,y)  (x) > (y) ? (x) : (y)
+
+#define progr_x(d) ((d) == DIR_L ? -1 : (d) == DIR_R ? 1 : 0)
+#define progr_y(d) ((d) == DIR_U ? -1 : (d) == DIR_D ? 1 : 0)
+
+/* #define DEBUG 1 */
+
+/** global variables **/ 
+
+line_t *screen;
+int num_lines;
+int WIDTH, HEIGHT;
+
+int mode;
+int dir;
+int x;
+int y;
+int step;
+int mult;
+int force_new;
+char cursor;
+char corner;
+
+int hlines_sz;
+int vlines_sz;
+int corners_sz;
+int stmarks_sz;
+int endmarks_sz;
+
+int cur_hl, cur_vl, cur_corn, cur_start, cur_end;
+char line_h;
+char line_v;
+char mark_st;
+char mark_end;
+
+char modified;
+char fname[256];
+
+char visual;
+char silent;
+char autoend;
+
+struct termios t1, t2, t3;
+
+/** screen-related functions **/
+void reset_styles();
+void redraw();
+int move_around(char c, FILE *fc);
+void check_bound();
+void status_bar();
+void show_cursor();
+void set_cur(char c);
+void update_current();
+void set_xy(int _x, int _y, char c);
+void draw_xy(int x, int y, char c);
+char get_mark(char dir);
+void set_video(int v);
+char get_key(FILE *fc, char *msg);
+void get_string(FILE *fc, char *msg, char *s, int sz);
+void erase_box(int x1, int y1, char c);
+int is_yes(char c);
+void init_screen();
+void erase_line(char *s);
+void erase_screen();
+void go_to(int where);
+
+/** drawing-related functions **/
+int change_style(char c);
+void get_text(FILE *fc);
+void get_box(FILE *fc);
+void get_arrow(FILE *fc);
+void erase(FILE *fc);
+void visual_box(FILE *fc);
+
+/** file-related functions **/
+void write_file(FILE *fc);
+void check_modified(FILE *fc);
+void load_file(FILE *fc);
+void new_file(FILE *fc);
+
+
+#endif