added kerning to fonts

[swftools.git] / lib / q.h

diff --git a/lib/q.h b/lib/q.h
index 9e50000..2ea7fe1 100644 (file)
--- a/lib/q.h
+++ b/lib/q.h
@@ -23,6 +23,7 @@
 #define __q_h__
 
 #include <stdio.h>
+#include "mem.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -72,6 +73,7 @@ typedef struct _type_t {
 extern type_t charptr_type;
 extern type_t stringstruct_type;
 extern type_t ptr_type;
+extern type_t int_type;
 
 typedef struct _dictentry {
     void*key;
@@ -110,8 +112,7 @@ typedef struct _stringarray_t
 } stringarray_t;
 
 /* heap */
-typedef struct _heap
-{
+typedef struct _heap {
     void**elements;
     char*data;
     int elem_size;
@@ -120,13 +121,34 @@ typedef struct _heap
     int(*compare)(const void *, const void *);
 } heap_t;
 
-typedef struct _trie {
-    struct _trie*row[256];
+/* trie (with rollback) */
+typedef struct _trielayer {
+    struct _trielayer*row[256];
     unsigned char*rest;
+    void*data;
+} trielayer_t;
+
+typedef struct _trie {
+    trielayer_t* start;
+    void*rollback;
 } trie_t;
 
+/* move to front list structure */
+typedef struct _mtf_item {
+    const void*key;
+    int num;
+    struct _mtf_item*next;
+} mtf_item_t;
+
+typedef struct _mtf {
+    mtf_item_t*first;
+    type_t*type;
+} mtf_t;
 
 char* strdup_n(const char*str, int size);
+char* allocprintf(const char*str, ...);
+
+float medianf(float*values, int n);
 
 unsigned int crc32_add_byte(unsigned int crc32, unsigned char b);
 unsigned int crc32_add_string(unsigned int crc32, const char*s);
@@ -183,6 +205,7 @@ dictentry_t* dict_get_slot(dict_t*h, const void*key);
 char dict_contains(dict_t*h, const void*s);
 void* dict_lookup(dict_t*h, const void*s);
 char dict_del(dict_t*h, const void*s);
+char dict_del2(dict_t*h, const void*key, void*data);
 dict_t*dict_clone(dict_t*);
 
 void dict_foreach_keyvalue(dict_t*h, void (*runFunction)(void*data, const void*key, void*val), void*data);
@@ -191,9 +214,18 @@ void dict_free_all(dict_t*h, char free_keys, void (*free_data_function)(void*));
 void dict_clear(dict_t*h);
 void dict_destroy_shallow(dict_t*dict);
 void dict_destroy(dict_t*dict);
-#define DICT_ITERATE_DATA(d,t,v) int v##_i;dictentry_t*v##_e;t v;for(v##_i=0;v##_i<(d)->hashsize;v##_i++) for(v##_e=(d)->slots[v##_i]; v##_e && ((v=(t)v##_e->data)||1); v##_e=v##_e->next)
-#define DICT_ITERATE_KEY(d,t,v)  int v##_i;dictentry_t*v##_e;t v;for(v##_i=0;v##_i<(d)->hashsize;v##_i++) for(v##_e=(d)->slots[v##_i];v##_e && ((v=(t)v##_e->key)||1);v##_e=v##_e->next)
-#define DICT_ITERATE_ITEMS(d,t1,v1,t2,v2) int v1##_i;dictentry_t*v1##_e;t1 v1;t2 v2;for(v1##_i=0;v1##_i<(d)->hashsize;v1##_i++) for(v1##_e=(d)->slots[v1##_i]; v1##_e && (((v1=(t1)v1##_e->key)&&(v2=(t2)v1##_e->data))||1); v1##_e=v1##_e->next)
+#define DICT_ITERATE_DATA(d,t,v) \
+    int v##_i;dictentry_t*v##_e;t v;\
+    for(v##_i=0;v##_i<(d)->hashsize;v##_i++) \
+        for(v##_e=(d)->slots[v##_i]; v##_e && ((v=(t)v##_e->data)||1); v##_e=v##_e->next)
+#define DICT_ITERATE_KEY(d,t,v)  \
+    int v##_i;dictentry_t*v##_e;t v;\
+    for(v##_i=0;v##_i<(d)->hashsize;v##_i++) \
+        for(v##_e=(d)->slots[v##_i];v##_e && ((v=(t)v##_e->key)||1);v##_e=v##_e->next)
+#define DICT_ITERATE_ITEMS(d,t1,v1,t2,v2) \
+    int v1##_i;dictentry_t*v1##_e;t1 v1;t2 v2; \
+    for(v1##_i=0;v1##_i<(d)->hashsize;v1##_i++) \
+        for(v1##_e=(d)->slots[v1##_i]; v1##_e && (((v1=(t1)v1##_e->key)&&(v2=(t2)v1##_e->data))||1); v1##_e=v1##_e->next)
 
 void map_init(map_t*map);
 void map_put(map_t*map, string_t t1, string_t t2);
@@ -202,17 +234,30 @@ void map_dump(map_t*map, FILE*fi, const char*prefix);
 void map_clear(map_t*map);
 void map_destroy(map_t*map);
 
-void heap_init(heap_t*h,int n,int elem_size, int(*compare)(const void *, const void *));
+void heap_init(heap_t*h,int elem_size, int(*compare)(const void *, const void *));
+heap_t* heap_new(int elem_size, int(*compare)(const void *, const void *));
+heap_t* heap_clone(heap_t*o);
 void heap_clear(heap_t*h);
+void heap_destroy(heap_t*h);
 void heap_put(heap_t*h, void*e);
 int heap_size(heap_t*h);
-void* heap_max(heap_t*h);
+void* heap_peek(heap_t*h);
 void* heap_chopmax(heap_t*h);
 void heap_dump(heap_t*h, FILE*fi);
 void** heap_flatten(heap_t*h);
 
-void trie_put(trie_t**t, unsigned const char*id);
-int trie_lookup(trie_t*t, unsigned const char*id);
+trie_t*trie_new();
+void trie_put(trie_t*t, unsigned const char*id, void*data);
+char trie_remove(trie_t*t, unsigned const char*id);
+void*trie_lookup(trie_t*t, unsigned const char*id);
+int trie_contains(trie_t*t, unsigned const char*id);
+void trie_remember(trie_t*t);
+void trie_rollback(trie_t*t);
+void trie_dump(trie_t*t);
+
+mtf_t* mtf_new(type_t*type);
+void mtf_increase(mtf_t*m, const void*key);
+void mtf_destroy(mtf_t*m);
 
 array_t* array_new();
 array_t* array_new2(type_t*type);
@@ -247,7 +292,7 @@ void list_concat_(void*l1, void*l2);
 #define list_prepend(list, e) {sizeof((list)->next);list_prepend_(&(list),(e));}
 #define list_free(list) {sizeof((list)->next);list_free_(&(list));}
 #define list_deep_free(list) {sizeof((list)->next);list_deep_free_(&(list));}
-#define list_clone(list) (sizeof((list)->next),list_clone_(&(list)))
+#define list_clone(list) (sizeof((list)->next),(list?list_clone_(&(list)):0))
 #define list_length(list) (sizeof((list)->next),list_length_(list))
 
 #ifdef __cplusplus