Finish the main entry point

main.c

@@ -1,47 +0,0 @@
-#include <SDL2/SDL.h>
-#include <SDL2/SDL_events.h>
-#include <SDL2/SDL_render.h>
-#include <SDL2/SDL_video.h>
-#include <stdbool.h>
-
-#define WINDOW_WIDTH 800
-#define WINDOW_HEIGHT 600
-
-int main(void) {
-  SDL_Init(SDL_INIT_EVERYTHING);
-
-  SDL_Window *window =
-      SDL_CreateWindow("Window", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
-                       WINDOW_WIDTH, WINDOW_HEIGHT, SDL_WINDOW_SHOWN);
-
-  SDL_Renderer *renderer = SDL_CreateRenderer(
-      window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
-
-  bool running = true;
-
-  SDL_Event event = {};
-
-  while (running) {
-    while (SDL_PollEvent(&event)) {
-      switch (event.type) {
-      case SDL_QUIT:
-        running = false;
-        break;
-      }
-    }
-
-    SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255);
-
-    SDL_RenderClear(renderer);
-
-    SDL_RenderPresent(renderer);
-  }
-
-  SDL_DestroyRenderer(renderer);
-
-  SDL_DestroyWindow(window);
-
-  SDL_Quit();
-
-  return 0;
-}

src/main.c

@@ -0,0 +1,170 @@
+#include "SDL_rect.h"
+#include "SDL_surface.h"
+#include "SDL_timer.h"
+#include "aliases/aliases.h"
+#include "fps.h"
+#include "img_seq.h"
+#include "ui_list.h"
+#include <SDL2/SDL.h>
+#include <SDL2/SDL_events.h>
+#include <SDL2/SDL_image.h>
+#include <SDL2/SDL_render.h>
+#include <SDL2/SDL_ttf.h>
+#include <SDL2/SDL_video.h>
+#include <linux/limits.h>
+#include <math.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define WINDOW_WIDTH 1280
+#define WINDOW_HEIGHT 720
+
+INTERNAL colour_t bg_colour = {.colour = 0xff4c3715};
+INTERNAL colour_t hover_colour = {.colour = 0xff5e4a18};
+INTERNAL colour_t normal_text = {.colour = 0xff000000};
+INTERNAL colour_t selected_text = {.colour = 0xffd8e6e8};
+
+u64 max(u64 a, u64 b) { return a > b ? a : b; }
+u64 digit_count(f64 num) { return (u64)log10(num) + 1; }
+
+int main(void) {
+  SDL_Init(SDL_INIT_EVERYTHING);
+
+  IMG_Init(IMG_INIT_TIF);
+
+  TTF_Init();
+
+  SDL_Window *window =
+      SDL_CreateWindow("Window", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
+                       WINDOW_WIDTH, WINDOW_HEIGHT, SDL_WINDOW_SHOWN);
+
+  SDL_Renderer *renderer = SDL_CreateRenderer(
+      window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
+
+  TTF_Font *font = TTF_OpenFont("./bahnschrift.ttf", 24);
+
+  bool running = true;
+
+  SDL_Event event = {0};
+
+  f32 fps[COUNT_FPS] = {0};
+  for (u64 i = 0; i < COUNT_FPS; ++i) {
+    fps[i] = atof(fps_names[i]);
+  }
+
+  ui_list_t fps_ui = {
+      .item_w = 0,
+      .item_h = 0,
+      .selected = FPS_12,
+      .length = COUNT_FPS,
+      .textures = fps_textures,
+      .selected_textures = fps_textures_selected,
+  };
+
+  for (u64 i = 0; i < COUNT_FPS; ++i) {
+    SDL_Surface *surface =
+        TTF_RenderText_Solid(font, fps_names[i], normal_text.rgba);
+
+    fps_textures[i] = SDL_CreateTextureFromSurface(renderer, surface);
+
+    fps_ui.item_w = max(surface->w, fps_ui.item_w);
+    fps_ui.item_h = max(surface->h, fps_ui.item_h);
+
+    SDL_FreeSurface(surface);
+
+    surface = TTF_RenderText_Solid(font, fps_names[i], selected_text.rgba);
+
+    fps_textures_selected[i] = SDL_CreateTextureFromSurface(renderer, surface);
+
+    SDL_FreeSurface(surface);
+  }
+
+  f64 wait = 1000.0f / fps[fps_ui.selected];
+  u64 frame_count = 138;
+
+  img_seq_t *seq = create_sequence(frame_count);
+
+  seq->pos = 0;
+  seq->length = frame_count;
+
+  for (u64 i = 0; i < frame_count; ++i) {
+    char frame[10];
+    char path[PATH_MAX];
+    u64 length = i == 0 ? 1 : digit_count(i);
+
+    sprintf(path, "./frames/render_");
+
+    for (u64 j = 0; j < 4 - length; ++j) {
+      strcat(path, "0");
+    }
+
+    sprintf(frame, "%ld.tif", i);
+    strcat(path, frame);
+
+    seq->frames[i] = IMG_LoadTexture(renderer, path);
+  }
+
+  i32 y_pos = 50;
+  u64 padding = 5;
+
+  i64 mouse_x;
+  i64 mouse_y;
+  i64 clicked_x;
+  i64 clicked_y;
+
+  SDL_Rect dst = {.x = 150, .y = y_pos, .w = 960, .h = 540};
+
+  while (running) {
+    while (SDL_PollEvent(&event)) {
+      switch (event.type) {
+      case SDL_QUIT:
+        running = false;
+        break;
+      case SDL_MOUSEMOTION:
+        mouse_x = event.motion.x;
+        mouse_y = event.motion.y;
+
+        break;
+      case SDL_MOUSEBUTTONDOWN:
+        clicked_x = event.button.x;
+        clicked_y = event.button.y;
+
+        break;
+      }
+    }
+
+    SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255);
+
+    SDL_RenderClear(renderer);
+
+    SDL_RenderCopy(renderer, current_frame(seq), NULL, &dst);
+
+    fps_ui.selected =
+        ui_list(&fps_ui, 40, y_pos + padding, padding, mouse_x, mouse_y,
+                clicked_x, clicked_y, renderer, bg_colour, hover_colour);
+
+    clicked_x = clicked_y = -1;
+
+    wait = 1000.0 / fps[fps_ui.selected];
+
+    next_frame(seq);
+
+    SDL_RenderPresent(renderer);
+
+    SDL_Delay(wait);
+  }
+
+  SDL_DestroyRenderer(renderer);
+
+  SDL_DestroyWindow(window);
+
+  TTF_Quit();
+
+  IMG_Quit();
+
+  SDL_Quit();
+
+  return 0;
+}