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#import "MBtypes.h"
#import "MBHorde.h"
#import "MButil.h"
#import "MBBill.h"
#import "MBComputer.h"
#import "MBGame.h"
#import "MBNetwork.h"
#import "MBUI.h"
static MBBill *alive, *strays;
static int counters[HORDE_COUNTER_MAX + 1];
#define MAX_BILLS 100 /* max Bills per level */
#define UNLINK(bill, list) \
do { \
if ((bill)->next != NULL) \
(bill)->next->prev = (bill)->prev; \
if ((bill)->prev != NULL) \
(bill)->prev->next = (bill)->next; \
else if ((bill) == list) \
(list) = (bill)->next; \
(bill)->prev = NULL; \
(bill)->next = NULL; \
} while (0)
#define PREPEND(bill, list) \
do { \
(bill)->next = (list); \
if ((list) != NULL) \
(list)->prev = (bill); \
(list) = (bill); \
} while (0)
static int
max_at_once(unsigned int lev) {
return MIN(2 + lev / 4, 12);
}
static int
between(unsigned int lev) {
return MAX(14 - lev / 3, 10);
}
/* Launches Bills whenever called */
static void
launch(int max) {
MBBill *bill;
int n;
int off_screen = counters[HORDE_COUNTER_OFF];
if (max == 0 || off_screen == 0)
return;
n = RAND(1, MIN(max, off_screen));
for (; n > 0; n--) {
bill = [MBBill Bill_enter];
PREPEND(bill, alive);
}
}
@implementation MBHorde
// private
- (int)on:(unsigned int)lev
{
int perlevel = (int)((8 + 3 * lev) * [game Game_scale:2]);
return MIN(perlevel, MAX_BILLS);
}
- (void)Horde_setup
{
MBBill *bill;
while (alive != NULL) {
bill = alive;
UNLINK(bill, alive);
[bill release];
}
while (strays != NULL) {
bill = strays;
UNLINK(bill, strays);
[bill release];
}
counters[HORDE_COUNTER_OFF] = [self on:[game Game_level]];
counters[HORDE_COUNTER_ON] = 0;
}
- (void)Horde_update:(int)iteration
{
MBBill *bill, *next;
int level = [game Game_level];
if (iteration % between(level) == 0)
launch(max_at_once(level));
for (bill = alive; bill != NULL; bill = next) {
next = bill->next;
[bill Bill_update];
}
}
- (void)Horde_draw
{
MBBill *bill;
for (bill = strays; bill != NULL; bill = bill->next)
[bill Bill_draw];
for (bill = alive; bill != NULL; bill = bill->next)
[bill Bill_draw];
}
- (void)Horde_move_bill:(MBBill *)bill
{
UNLINK(bill, alive);
PREPEND(bill, strays);
}
- (void)Horde_remove_bill:(MBBill *)bill
{
if (bill->state == BILL_STATE_STRAY)
UNLINK(bill, strays);
else
UNLINK(bill, alive);
[network Network_clear_stray:bill];
[bill release];
}
- (void)Horde_add_bill:(MBBill *)bill
{
if (bill->state == BILL_STATE_STRAY)
PREPEND(bill, strays);
else
PREPEND(bill, alive);
}
- (MBBill *)Horde_clicked_stray:(int)x :(int)y
{
MBBill *bill;
for (bill = strays; bill != NULL; bill = bill->next) {
if (![bill Bill_clickedstray:x :y])
continue;
UNLINK(bill, strays);
return bill;
}
return NULL;
}
- (int)Horde_process_click:(int)x :(int)y
{
MBBill *bill;
int counter = 0;
for (bill = alive; bill != NULL; bill = bill->next) {
if (bill->state == BILL_STATE_DYING ||
![bill Bill_clicked:x :y])
continue;
if (bill->state == BILL_STATE_AT) {
MBComputer *comp;
comp = [network Network_get_computer:bill->target_c];
comp->busy = 0;
comp->stray = bill;
}
[bill Bill_set_dying];
counter++;
}
return counter;
}
- (void)Horde_inc_counter:(int)counter :(int)val
{
counters[counter] += val;
}
- (int)Horde_get_counter:(int)counter
{
return counters[counter];
}
@end
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