mirror of
https://git.planet-casio.com/Slyvtt/Collab_RPG.git
synced 2024-12-28 20:43:42 +01:00
60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
#ifndef EVENTS_H
|
|
#define EVENTS_H
|
|
|
|
/* The max amount of variables that can be bound. */
|
|
#define MAX_VARIABLES 32
|
|
/* The max. size of the message buffer.
|
|
* WARNING: Bigger messages will be truncated! */
|
|
#define MESSAGE_BUFFER_SZ 1024
|
|
/* The maximal size of a token. Bigger tokens will be truncated. */
|
|
#define TOKEN_MAX_SZ 1024
|
|
|
|
typedef struct {
|
|
int *variables[MAX_VARIABLES];
|
|
char *var_names[MAX_VARIABLES];
|
|
unsigned int vars;
|
|
} EventHandler;
|
|
|
|
typedef enum { T_NULL, T_VAR_EDIT, T_AMOUNT } Token;
|
|
|
|
typedef enum {
|
|
OP_NULL,
|
|
OP_SET,
|
|
OP_ADD,
|
|
OP_SUB,
|
|
OP_DIV,
|
|
OP_MUL,
|
|
OP_MOD,
|
|
OP_AMOUNT
|
|
} Operation;
|
|
|
|
/* events_init_handler()
|
|
*
|
|
* Initialize an event handler.
|
|
* handler: The Event handler to initialize.
|
|
*/
|
|
void events_init_handler(EventHandler *handler);
|
|
/* events_bind_variable()
|
|
*
|
|
* Bind a variable. Binding a variable allows it to be modified by messages
|
|
* passed to the event handler using tags written as following:
|
|
* `variable+number` (The backticks delimit the tag). Available operators:
|
|
* '=': Assign a value to the variable.
|
|
* '+': Addition.
|
|
* '-': Substraction.
|
|
* '*': Multiplication.
|
|
* '/': Division.
|
|
* '%': Modulo.
|
|
* handler: The event handler.
|
|
* var: A pointer to the variable to bind.
|
|
* name: The name of the variable. This is the name that will be used to
|
|
* refer to this variable in a tag.
|
|
*/
|
|
int events_bind_variable(EventHandler *handler, int *var, char *name);
|
|
/* events_parse_string()
|
|
* handler: The event handler.
|
|
* message: The message to parse.
|
|
*/
|
|
char *events_parse_string(EventHandler *handler, char *message);
|
|
|
|
#endif
|