54 lines
1.3 KiB
C
54 lines
1.3 KiB
C
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#include "./popup.h"
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#include <assert.h>
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#include <stddef.h>
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#include <stdint.h>
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#include "./stance.h"
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static loplayer_popup_item_t* loplayer_popup_queue_empty_(
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loplayer_popup_t* popup) {
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assert(popup != NULL);
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const size_t next_tail = (popup->queue_tail+1)%LOPLAYER_POPUP_QUEUE_LENGTH;
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if (next_tail == popup->queue_head) return NULL;
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const size_t i = popup->queue_tail;
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popup->queue_tail = next_tail;
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return &popup->queue[i];
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}
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void loplayer_popup_initialize(loplayer_popup_t* popup) {
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assert(popup != NULL);
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*popup = (typeof(*popup)) {0};
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}
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void loplayer_popup_deinitialize(loplayer_popup_t* popup) {
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assert(popup != NULL);
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}
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void loplayer_popup_queue_new_stance(
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loplayer_popup_t* popup, loplayer_stance_t stance) {
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assert(popup != NULL);
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loplayer_popup_item_t* item = loplayer_popup_queue_empty_(popup);
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if (item == NULL) return;
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*item = (typeof(*item)) {
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.type = LOPLAYER_POPUP_ITEM_TYPE_NEW_STANCE,
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.stance = stance,
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};
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}
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const loplayer_popup_item_t* loplayer_popup_enqueue(loplayer_popup_t* popup) {
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assert(popup != NULL);
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if (popup->queue_tail == popup->queue_head) return NULL;
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const size_t i = popup->queue_head;
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popup->queue_head = (popup->queue_head+1)%LOPLAYER_POPUP_QUEUE_LENGTH;
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return &popup->queue[i];
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}
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