1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
struct menu_priv_s;
typedef struct menu_s menu_t;
struct menu_s {
void (*draw)(menu_t* menu,mp_image_t* mpi);
void (*read_cmd)(menu_t* menu,int cmd);
void (*read_key)(menu_t* menu,int cmd);
void (*close)(menu_t* menu);
m_struct_t* priv_st;
struct menu_priv_s* priv;
int show; // Draw it ?
int cl; // Close request (user sent a close cmd or
menu_t* parent;
};
typedef struct menu_info_s {
const char *info;
const char *name;
const char *author;
const char *comment;
m_struct_t priv_st; // Config struct definition
// cfg is a config struct as defined in cfg_st, it may be used as a priv struct
// cfg is filled from the attributs found in the cfg file
// the args param hold the content of the balise in the cfg file (if any)
int (*open)(menu_t* menu, char* args);
} menu_info_t;
#define MENU_CMD_UP 0
#define MENU_CMD_DOWN 1
#define MENU_CMD_OK 2
#define MENU_CMD_CANCEL 3
#define MENU_CMD_LEFT 4
#define MENU_CMD_RIGHT 5
#define MENU_CMD_ACTION 6
/// Global init/uninit
int menu_init(char* cfg_file);
void menu_unint(void);
/// Open a menu defined in the config file
menu_t* menu_open(char *name);
void menu_draw(menu_t* menu,mp_image_t* mpi);
void menu_read_cmd(menu_t* menu,int cmd);
void menu_close(menu_t* menu);
void menu_read_key(menu_t* menu,int cmd);
//// Default implementation
void menu_dflt_read_key(menu_t* menu,int cmd);
/////////// Helpers
#define MENU_TEXT_TOP (1<<0)
#define MENU_TEXT_VCENTER (1<<1)
#define MENU_TEXT_BOT (1<<2)
#define MENU_TEXT_VMASK (MENU_TEXT_TOP|MENU_TEXT_VCENTER|MENU_TEXT_BOT)
#define MENU_TEXT_LEFT (1<<3)
#define MENU_TEXT_HCENTER (1<<4)
#define MENU_TEXT_RIGHT (1<<5)
#define MENU_TEXT_HMASK (MENU_TEXT_LEFT|MENU_TEXT_HCENTER|MENU_TEXT_RIGHT)
#define MENU_TEXT_CENTER (MENU_TEXT_VCENTER|MENU_TEXT_HCENTER)
void menu_draw_text(mp_image_t* mpi, char* txt, int x, int y);
int menu_text_length(char* txt);
int menu_text_num_lines(char* txt, int max_width);
void menu_text_size(char* txt,int max_width,
int vspace, int warp,
int* _w, int* _h);
void menu_draw_text_full(mp_image_t* mpi,char* txt,
int x, int y,int w, int h,
int vspace, int warp, int align, int anchor);
void menu_draw_box(mp_image_t* mpi, unsigned char grey, unsigned char alpha, int x, int y, int w, int h);
|
