forked from github/server
100 lines
1.6 KiB
C
100 lines
1.6 KiB
C
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#include <config.h>
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#include <eressea.h>
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#include "gate.h"
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/* kernel includes */
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#include <building.h>
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#include <region.h>
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#include <unit.h>
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/* util includes */
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#include <event.h>
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#include <log.h>
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/* libc includes */
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#include <stdlib.h>
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typedef struct gate_data {
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struct building * gate;
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struct region * target;
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} gate_data;
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static int
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gate_handle(trigger * t, void * data)
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{
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/* call an event handler on gate.
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* data.v -> ( variant event, int timer )
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*/
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gate_data * gd = (gate_data*)t->data.v;
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struct building * b = gd->gate;
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struct region * r = gd->target;
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if (b && r) {
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unit ** up = &b->region->units;
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while (*up) {
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unit * u = *up;
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if (u->building==b) move_unit(u, r, NULL);
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if (*up==u) up = &u->next;
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}
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} else {
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log_error(("could not perform gate::handle()\n"));
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return -1;
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}
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unused(data);
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return 0;
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}
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static void
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gate_write(const trigger * t, FILE * F)
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{
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gate_data * gd = (gate_data*)t->data.v;
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building * b = gd->gate;
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region * r = gd->target;
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write_building_reference(b, F);
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write_region_reference(r, F);
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}
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static int
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gate_read(trigger * t, FILE * F)
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{
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gate_data * gd = (gate_data*)t->data.v;
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read_building_reference(&gd->gate, F);
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read_region_reference(&gd->target, F);
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return 1;
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}
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static void
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gate_init(trigger * t)
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{
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t->data.v = calloc(sizeof(gate_data), 1);
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}
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static void
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gate_done(trigger * t)
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{
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free(t->data.v);
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}
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struct trigger_type tt_gate = {
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"gate",
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gate_init,
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gate_done,
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gate_handle,
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gate_write,
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gate_read
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};
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trigger *
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trigger_gate(building * b, region * target)
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{
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trigger * t = t_new(&tt_gate);
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gate_data * td = (gate_data*)t->data.v;
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td->gate = b;
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td->target = target;
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return t;
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}
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