add parallelogram mode

1 files changed, 11 insertions, 1 deletions

diff --git a/gramscii.h b/gramscii.h
index 0bad4f2..6adea42 100644
--- a/gramscii.h
+++ b/gramscii.h
@@ -18,6 +18,7 @@
 #define TEXT   0x04
 #define DEL    0x08
 #define VIS    0x10
+#define PAR    0x20
 /**/
 
 /* directions */
@@ -31,6 +32,15 @@
 #define DIR_VER (DIR_D | DIR_U)
 /**/
 
+/** box style **/
+/* rectangular box */
+#define BOX_RECT 0x00
+/* parallelogram (leaning right) */
+#define BOX_PARR 0x01
+/* parallelogram (leaning left) */
+#define BOX_PARL 0x02
+/**/
+
 #define NOFIX 0x0
 #define FIX   0x1
 
@@ -169,7 +179,7 @@ int _isblank(int c);
 /** drawing-related functions **/
 int change_style(char c);
 void get_text(FILE *fc);
-void get_box(FILE *fc);
+void get_box(FILE *fc, char st);
 void get_arrow(FILE *fc);
 void erase(FILE *fc);
 void visual_box(FILE *fc);