From 55d22c6e36b6b575a971202cb62e53a3a6fb54cb Mon Sep 17 00:00:00 2001
From: Paul Duncan <pabs@pablotron.org>
Date: Mon, 14 Jan 2019 00:26:18 -0500
Subject: add moves and header text, won bg animation, window title

---
 src/sdl/main.c | 75 ++++++++++++++++++++++++++++++++++++++++++----------------
 1 file changed, 55 insertions(+), 20 deletions(-)

(limited to 'src/sdl/main.c')

diff --git a/src/sdl/main.c b/src/sdl/main.c
index 9341f4a..5eca49c 100644
--- a/src/sdl/main.c
+++ b/src/sdl/main.c
@@ -94,11 +94,40 @@ solve_on_error(
   die("Error solving level: %s", err);
 }
 
+static void
+set_level(
+  SDL_Window * const win,
+  draw_ctx_t * const draw_ctx,
+  sok_ctx_t * const ctx,
+  const size_t level_num
+) {
+  // get level data
+  draw_ctx->level = levels_get_level(level_num);
+
+  // load level
+  if (!sok_ctx_set_level(ctx, draw_ctx->level->data)) {
+    die("Couldn't load level %zu", level_num);
+  }
+
+  // build title
+  char buf[1024];
+  snprintf(
+    buf, sizeof(buf),
+    "Sokoban: %s: %s (#%zu)",
+    draw_ctx->level->pack,
+    draw_ctx->level->name,
+    level_num
+  );
+
+  // set window title
+  SDL_SetWindowTitle(win, buf);
+}
+
 int main(int argc, char *argv[]) {
   size_t level_num = (argc > 1) ? atoi(argv[1]) : 0,
          zoom = 0;
-  const level_t *level = levels_get_level(level_num);
   const char *sprites_png_path = "../assets/sprites.png";
+  const char *font_path = "../assets/roboto.ttf";
 
   // init warp buffer
   warp_buf_t warp_buf;
@@ -108,10 +137,6 @@ int main(int argc, char *argv[]) {
   sok_ctx_t ctx;
   sok_ctx_init(&ctx, NULL);
 
-  if (!sok_ctx_set_level(&ctx, level->data)) {
-    die("Couldn't load level %zu", level_num);
-  }
-
   // init sdl
   if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO)) {
     die("SDL_Init(): %s", SDL_GetError());
@@ -119,7 +144,18 @@ int main(int argc, char *argv[]) {
 
   // register exit handler
   if (atexit(SDL_Quit)) {
-    die("atexit(): %s", strerror(errno));
+    die("atexit(SDL_Init): %s", strerror(errno));
+    exit(EXIT_FAILURE);
+  }
+
+  // init SDL_TTF
+  if (TTF_Init()) {
+    die("TTF_Init(): %s", TTF_GetError());
+  }
+
+  // register exit handler
+  if (atexit(TTF_Quit)) {
+    die("atexit(TTF_Quit): %s", strerror(errno));
     exit(EXIT_FAILURE);
   }
 
@@ -135,15 +171,23 @@ int main(int argc, char *argv[]) {
   // init draw context
   draw_ctx_t draw_ctx = {
     .level_num  = &level_num,
-    .level      = level,
     .ctx        = &ctx,
     .renderer   = renderer,
     .zoom       = &zoom,
   };
 
+  // set level
+  set_level(win, &draw_ctx, &ctx, level_num);
+
   // init sprites
   sprites_init(renderer, sprites_png_path, draw_ctx.sprites);
 
+  // load font
+  draw_ctx.font = TTF_OpenFontIndex(font_path, 16, 0);
+  if (!draw_ctx.font) {
+    die("TTF_OpenFontIndex(): %s", TTF_GetError());
+  }
+
   bool done = false;
   SDL_Event ev;
   while (!done) {
@@ -176,13 +220,9 @@ int main(int argc, char *argv[]) {
         if (sok_ctx_is_done(&ctx)) {
           // advance level
           level_num++;
-          level = levels_get_level(level_num);
-          draw_ctx.level = level;
 
-          // load next level
-          if (!sok_ctx_set_level(&ctx, level->data)) {
-            die("Couldn't load level %zu", level_num);
-          }
+          // set level
+          set_level(win, &draw_ctx, &ctx, level_num);
         } else {
           warn("cannot advance to next level");
         }
@@ -190,20 +230,15 @@ int main(int argc, char *argv[]) {
         break;
       case ACTION_RESET:
         // reset level
-        if (!sok_ctx_set_level(&ctx, level->data)) {
+        if (!sok_ctx_set_level(&ctx, draw_ctx.level->data)) {
           die("Couldn't load level %zu", level_num);
         }
 
         break;
       case ACTION_WARP:
         if (warp_buf_get(&warp_buf, &level_num)) {
-          level = levels_get_level(level_num);
-          draw_ctx.level = level;
-
           // load level
-          if (!sok_ctx_set_level(&ctx, level->data)) {
-            die("Couldn't load level %zu", level_num);
-          }
+          set_level(win, &draw_ctx, &ctx, level_num);
 
           // clear warp buf
           warp_buf_clear(&warp_buf);
-- 
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