X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/puzzles/blobdiff_plain/de344430a27759d3ca9a9ca695ef171a0b24bfcb..a36a26d73183965c4286f71ede896ccdbf8d5102:/puzzles.h

diff --git a/puzzles.h b/puzzles.h
index 9b69d1b..1b1f013 100644
--- a/puzzles.h
+++ b/puzzles.h
@@ -7,6 +7,7 @@
 
 #include <stdio.h>  /* for FILE */
 #include <stdlib.h> /* for size_t */
+#include <limits.h> /* for UINT_MAX */
 
 #ifndef TRUE
 #define TRUE 1
@@ -109,14 +110,12 @@ typedef struct psdata psdata;
 #define FONT_VARIABLE 1
 
 /* For printing colours */
-#define HATCH_SOLID 0
-#define HATCH_CLEAR 1
-#define HATCH_SLASH 2
-#define HATCH_BACKSLASH 3
-#define HATCH_HORIZ 4
-#define HATCH_VERT 5
-#define HATCH_PLUS 6
-#define HATCH_X 7
+#define HATCH_SLASH     1
+#define HATCH_BACKSLASH 2
+#define HATCH_HORIZ     3
+#define HATCH_VERT      4
+#define HATCH_PLUS      5
+#define HATCH_X         6
 
 /*
  * Structure used to pass configuration data between frontend and
@@ -204,11 +203,15 @@ void print_begin_puzzle(drawing *dr, float xm, float xc,
 void print_end_puzzle(drawing *dr);
 void print_end_page(drawing *dr, int number);
 void print_end_doc(drawing *dr);
-void print_get_colour(drawing *dr, int colour, int *hatch,
-		      float *r, float *g, float *b);
+void print_get_colour(drawing *dr, int colour, int printing_in_colour,
+		      int *hatch, float *r, float *g, float *b);
 int print_mono_colour(drawing *dr, int grey); /* 0==black, 1==white */
-int print_grey_colour(drawing *dr, int hatch, float grey);
-int print_rgb_colour(drawing *dr, int hatch, float r, float g, float b);
+int print_grey_colour(drawing *dr, float grey);
+int print_hatched_colour(drawing *dr, int hatch);
+int print_rgb_mono_colour(drawing *dr, float r, float g, float b, int mono);
+int print_rgb_grey_colour(drawing *dr, float r, float g, float b, float grey);
+int print_rgb_hatched_colour(drawing *dr, float r, float g, float b,
+			     int hatch);
 void print_line_width(drawing *dr, int width);
 
 /*
@@ -232,12 +235,14 @@ void midend_timer(midend *me, float tplus);
 int midend_num_presets(midend *me);
 void midend_fetch_preset(midend *me, int n,
                          char **name, game_params **params);
+int midend_which_preset(midend *me);
 int midend_wants_statusbar(midend *me);
 enum { CFG_SETTINGS, CFG_SEED, CFG_DESC, CFG_FRONTEND_SPECIFIC };
 config_item *midend_get_config(midend *me, int which, char **wintitle);
 char *midend_set_config(midend *me, int which, config_item *cfg);
 char *midend_game_id(midend *me, char *id);
 char *midend_get_game_id(midend *me);
+int midend_can_format_as_text_now(midend *me);
 char *midend_text_format(midend *me);
 char *midend_solve(midend *me);
 void midend_supersede_game_desc(midend *me, char *desc, char *privdesc);
@@ -331,7 +336,14 @@ void random_free(random_state *state);
 char *random_state_encode(random_state *state);
 random_state *random_state_decode(char *input);
 /* random.c also exports SHA, which occasionally comes in useful. */
+#if __STDC_VERSION__ >= 199901L
+#include <stdint.h>
+typedef uint32_t uint32;
+#elif UINT_MAX >= 4294967295L
+typedef unsigned int uint32;
+#else
 typedef unsigned long uint32;
+#endif
 typedef struct {
     uint32 h[5];
     unsigned char block[64];
@@ -374,6 +386,12 @@ combi_ctx *next_combi(combi_ctx *combi); /* returns NULL for end */
 void free_combi(combi_ctx *combi);
 
 /*
+ * divvy.c
+ */
+/* divides w*h rectangle into pieces of size k. Returns w*h dsf. */
+int *divvy_rectangle(int w, int h, int k, random_state *rs);
+
+/*
  * Data structure containing the function calls and data specific
  * to a particular game. This is enclosed in a data structure so
  * that a particular platform can choose, if it wishes, to compile
@@ -402,7 +420,8 @@ struct game {
     int can_solve;
     char *(*solve)(game_state *orig, game_state *curr,
                    char *aux, char **error);
-    int can_format_as_text;
+    int can_format_as_text_ever;
+    int (*can_format_as_text_now)(game_params *params);
     char *(*text_format)(game_state *state);
     game_ui *(*new_ui)(game_state *state);
     void (*free_ui)(game_ui *ui);