use a generic way to navigate through entries

entries are actually any action or subaction that can be performed.

Attack, White Magic and so on are root actions.

Fire, Ice X are subactions of Black Magic.

Signed-off-by: Olivier Gayot <duskcoder@gmail.com>

1 files changed, 40 insertions, 0 deletions

diff --git a/blits.c b/blits.c
index 318e72f..2eb49d4 100644
--- a/blits.c
+++ b/blits.c
@@ -152,6 +152,46 @@ void Fchangercurseurpersos (SURFACES *surfaces, POSITIONS *positions, struct cha
     TTF_CloseFont(police);
 }
 
+void update_list_entries(SURFACES *surfaces, POSITIONS *positions, const struct entry_t *entries, int cnt, int selected)
+{
+    SDL_Color color = {0, 0, 0, 0};
+    TTF_Font *font;
+    SDL_Surface *surf;
+    int off;
+
+    if (selected == -1) {
+        SDL_BlitSurface(surfaces->Pfondjeu, &positions->Vpositioncadreactions, surfaces->Pecran, &positions->Vpositioncadreactions);
+        SDL_Flip(surfaces->Pecran);
+        return;
+    }
+
+    SDL_BlitSurface(surfaces->Pcadreactions, NULL, surfaces->Pecran, &positions->Vpositioncadreactions);
+
+    font = TTF_OpenFont("TIMESBI.TTF", 20);
+    off = selected / 3 * 3;
+    /* display at most three actions */
+    for (int i = 0; i < 3; ++i) {
+        if (off + i >= cnt) {
+            SDL_BlitSurface(surfaces->Pactiondesactivee, NULL, surfaces->Pecran, &positions->Vpositionactionselectionnee[i]);
+            continue;
+        }
+
+        /* if the current entry is the selected one */
+        if (selected == off + i) {
+            SDL_BlitSurface(surfaces->Pactionselectionnee, NULL, surfaces->Pecran, &positions->Vpositionactionselectionnee[i]);
+        }
+
+        surf = TTF_RenderText_Blended(font, entries[off + i].name, color);
+
+        SDL_BlitSurface(surf, NULL, surfaces->Pecran, &positions->Vpositionnomactions[i]);
+
+        SDL_FreeSurface(surf);
+    }
+
+    TTF_CloseFont(font);
+    SDL_Flip(surfaces->Pecran);
+}
+
 void Fchangeractionselectionnee(SURFACES *surfaces, POSITIONS *positions,int selection,int page,int nbactions,int type)
 {
     int i;