src/game/credits.c

   1 #include "./credits.h"
   2 #include "game/level/background.h"
   3 #include "game/sprite_font.h"
   4 #include "system/lt.h"
   5 #include "system/nth_alloc.h"
   6 #include "system/stacktrace.h"
   7 #include "system/str.h"
   8 #include "system/log.h"
   9 #include "ui/wiggly_text.h"
  10 #include "config.h"
  11
  12 #define TITLE_MARGIN_TOP 100.0f
  13
  14 Credits create_credits(void)
  15 {
  16     Credits result;
  17     result.background = create_background(hexstr("250741"));
  18     result.camera_position = vec(0.0f, 0.0f);
  19     result.wiggly_text = (WigglyText) {
  20         .text = "Twitch Subs/Contributors",
  21         .scale = {8.0f, 8.0f},
  22         .color = COLOR_WHITE,
  23     };
  24     return result;
  25 }
  26
  27 int credits_render(const Credits *credits, const Camera *camera)
  28 {
  29     trace_assert(credits);
  30     trace_assert(camera);
  31
  32     const Rect viewport = camera_view_port_screen(camera);
  33
  34     if (background_render(&credits->background, camera) < 0) {
  35         return -1;
  36     }
  37
  38     const Vec2f title_size = wiggly_text_size(&credits->wiggly_text);
  39
  40     wiggly_text_render(
  41         &credits->wiggly_text,
  42         camera,
  43         vec(viewport.w * 0.5f - title_size.x * 0.5f, TITLE_MARGIN_TOP));
  44     // TODO(#1150): Credits page don't display list of subs and contributors
  45     return 0;
  46 }
  47
  48 int credits_update(Credits *credits, Camera *camera, float dt)
  49 {
  50     trace_assert(credits);
  51     trace_assert(camera);
  52
  53     vec_add(&credits->camera_position,
  54             vec(0.0f, 20.0f * dt));
  55     camera_center_at(camera, credits->camera_position);
  56
  57     if (wiggly_text_update(&credits->wiggly_text, dt) < 0) {
  58         return -1;
  59     }
  60
  61     return 0;
  62 }