remove level zero, add border, sync to vblank, add spaces around text, misc cleanups

3 files changed, 60 insertions, 24 deletions

diff --git a/src/sdl/draw.c b/src/sdl/draw.c
index 6616ce7..630ecd1 100644
--- a/src/sdl/draw.c
+++ b/src/sdl/draw.c
@@ -64,6 +64,32 @@ draw_cell(
   }
 }
 
+static void
+draw_border(
+  draw_ctx_t * const draw_ctx,
+  const sok_pos_t level_size
+) {
+  const size_t cell_size = get_cell_size(draw_ctx);
+
+  // calc rect
+  const SDL_Rect rect = {
+    draw_ctx->render_ofs_x - cell_size / 8,
+    draw_ctx->render_ofs_y - cell_size / 8,
+    level_size.x * cell_size + cell_size / 4,
+    level_size.y * cell_size + cell_size / 4,
+  };
+
+  // set color
+  if (SDL_SetRenderDrawColor(draw_ctx->renderer, 0, 0, 0, 0xFF)) {
+    die("SDL_SetRenderDrawColor(): %s", SDL_GetError());
+  }
+
+  // fill border rect
+  if (SDL_RenderFillRect(draw_ctx->renderer, &rect)) {
+    die("SDL_RenderFillRect(): %s", SDL_GetError());
+  }
+}
+
 static bool
 draw_sprites_on_size(
   const sok_ctx_t * const ctx,
@@ -73,6 +99,8 @@ draw_sprites_on_size(
   on_size(ctx, level_size, data);
   draw_ctx_t * const draw_ctx = data;
 
+  draw_border(draw_ctx, level_size);
+
   // draw floor
   for (size_t y = 0; y < level_size.y; y++) {
     for (size_t x = 0; x < level_size.x; x++) {
@@ -296,14 +324,14 @@ draw_text(
 }
 
 static void
-draw_level_text(
+draw_title_text(
   draw_ctx_t * const draw_ctx
 ) {
   // build text
   char buf[256];
   snprintf(
     buf, sizeof(buf),
-    "%s: %s (#%zu)",
+    " %s: %s (#%zu) ",
     draw_ctx->level->pack,
     draw_ctx->level->name,
     *draw_ctx->level_num
@@ -336,7 +364,7 @@ draw_moves_text(
   char buf[256];
   snprintf(
     buf, sizeof(buf),
-    "Moves: %zu%s",
+    " Moves: %zu%s ",
     draw_ctx->ctx->num_moves,
     sok_ctx_is_done(draw_ctx->ctx) ? " (Won!)" : ""
   );
@@ -370,7 +398,7 @@ draw_help_text(
   char buf[256];
   snprintf(
     buf, sizeof(buf),
-    "%sU: Undo" DELIM "R: Reset" DELIM "S: Solve" DELIM "Q: Quit",
+    " %sU: Undo" DELIM "R: Reset" DELIM "S: Solve" DELIM "Q: Quit ",
     sok_ctx_is_done(draw_ctx->ctx) ? "Space: Next Level" DELIM : ""
   );
 
@@ -440,7 +468,7 @@ draw(
   sok_ctx_walk(draw_ctx->ctx, &DRAW_CBS, draw_ctx);
 
   // render text
-  draw_level_text(draw_ctx);
+  draw_title_text(draw_ctx);
   draw_moves_text(draw_ctx);
   draw_help_text(draw_ctx);
 
diff --git a/src/sdl/main.c b/src/sdl/main.c
index 5eca49c..fb0f2e0 100644
--- a/src/sdl/main.c
+++ b/src/sdl/main.c
@@ -109,18 +109,13 @@ set_level(
     die("Couldn't load level %zu", level_num);
   }
 
-  // build title
-  char buf[1024];
-  snprintf(
-    buf, sizeof(buf),
-    "Sokoban: %s: %s (#%zu)",
+  // log level title
+  SDL_Log(
+    "Loaded level \"%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[]) {
@@ -159,13 +154,30 @@ int main(int argc, char *argv[]) {
     exit(EXIT_FAILURE);
   }
 
-  // create window and renderer
-  SDL_Window *win;
-  SDL_Renderer *renderer;
-  if (SDL_CreateWindowAndRenderer(800, 600, SDL_WINDOW_RESIZABLE, &win, &renderer)) {
-    die("SDL_CreateWindowAndRenderer(): %s", SDL_GetError());
+  // create window
+  SDL_Window *win = SDL_CreateWindow(
+    "Sokoban",
+    SDL_WINDOWPOS_UNDEFINED,
+    SDL_WINDOWPOS_UNDEFINED,
+    800,
+    600,
+    SDL_WINDOW_RESIZABLE
+  );
+
+  // check for error
+  if (!win) {
+    die("SDL_CreateWindow(): %s", SDL_GetError());
   }
 
+  // create renderer
+  SDL_Renderer *renderer = SDL_CreateRenderer(win, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
+  if (!renderer) {
+    die("SDl_CreateRenderer(): %s", SDL_GetError());
+  }
+
+  // set window title
+  SDL_SetWindowTitle(win, "Sokoban");
+
   log_renderer_info(renderer);
 
   // init draw context
diff --git a/src/text/levels.c b/src/text/levels.c
index 4db92c8..4971604 100644
--- a/src/text/levels.c
+++ b/src/text/levels.c
@@ -7,12 +7,8 @@
 
 static const level_t
 LEVELS[] = {{
-  .pack = "Tutorials",
-  .name = "Hello World!",
-  .data = "5#|#@$.#|5#",
-}, {
-  .pack = "Tutorials",
-  .name = "Plus",
+  .pack = "Introduction",
+  .name = "Welcome to Sokoban",
   .data = "7#|3#.3#|3#$3#|#.$@$.#|3#$3#|3#.3#|7#",
 }, {
   .pack = "Microban",