From 81af4498e77a104c1b651306b656f7e2f3a24e66 Mon Sep 17 00:00:00 2001
From: David Husicka <contact@bydave.net>
Date: Tue, 14 Dec 2021 21:06:42 +0100
Subject: [PATCH] score crap

---
 src/2048.c | 12 ++++++++++++
 src/2048.h |  1 +
 src/gui.c  | 31 +++++++++++++++++++++++++++----
 3 files changed, 40 insertions(+), 4 deletions(-)

diff --git a/src/2048.c b/src/2048.c
index 6ec828b..501dc5b 100644
--- a/src/2048.c
+++ b/src/2048.c
@@ -32,6 +32,7 @@ void game_add_block(Game *game) {
 Game game_init(size_t field_size_x, size_t field_size_y) {
     Game game;
     game.game_over = false;
+    game.won = false;
     game.field_size_x = field_size_x;
     game.field_size_y = field_size_y;
     game.score = 0;
@@ -56,6 +57,9 @@ void game_destroy(Game game) {
 }
 
 void game_move(Game *game, Direction direction) {
+    if (game->game_over || game->won) {
+        return;
+    }
     for (int i = 0; i < game->field_size_y; i++) {
         uint16_t **field = game->field;
         // move everything on one side
@@ -123,12 +127,20 @@ void game_move(Game *game, Direction direction) {
             if (direction == Left || direction == Right) {
                 if(field[a][directionality + movement] == field[a][directionality]) {
                     field[a][directionality+movement] = field[a][directionality]*2;
+                    game->score += field[a][directionality+movement];
+                    if(field[a][directionality+movement] == 2048){
+                        game->won = true;
+                    }
                     field[a][directionality] = 0;
                     j++;
                 }
             } else {
                 if(field[directionality + movement][b] == field[directionality][b]) {
                     field[directionality + movement][b] = field[directionality][b]*2;
+                    game->score += field[directionality + movement][b]; 
+                    if (field[directionality + movement][b]) {
+                        game->won = true;
+                    }
                     field[directionality][b] = 0;
                     j++;
                 }
diff --git a/src/2048.h b/src/2048.h
index 5c7813d..f5990c3 100644
--- a/src/2048.h
+++ b/src/2048.h
@@ -19,6 +19,7 @@ typedef struct Game
     size_t field_size_x, field_size_y;
     uint16_t **field;
     bool game_over;
+    bool won;
 } Game;
 
 Game game_init(size_t field_size_x, size_t field_size_y);
diff --git a/src/gui.c b/src/gui.c
index 933f226..c39146a 100644
--- a/src/gui.c
+++ b/src/gui.c
@@ -1,6 +1,5 @@
 #include "gui.h"
 #include <stdbool.h>
-
 #include <SDL.h>
 #include <SDL_image.h>
 #include <SDL_ttf.h>
@@ -8,6 +7,8 @@
 const SCREEN_WIDTH = 800;
 const SCREEN_HEIGHT = 920;
 
+// these are meant to be immutable like in Rust
+// unfortunately, C does not allow that
 SDL_Window* window = NULL;
 // SDL_Surface* screenSurface = NULL;
 SDL_Renderer *window_renderer = NULL;
@@ -15,6 +16,8 @@ SDL_Texture* tile_texture = NULL;
 SDL_Texture* tile_textures[13];
 SDL_Rect tile_size;
 SDL_Texture* game_over_texture = NULL;
+TTF_Font* Sans = NULL;
+SDL_Color Black = {0, 0, 0};
 
 SDL_Texture *texture_from_png(char *n) {
     SDL_Surface *s = IMG_Load(n);
@@ -36,6 +39,8 @@ void gui_init() {
     {
         printf( "Window could not be created! SDL_Error: %s\n", SDL_GetError() );
     }
+
+    TTF_Init();
     // screenSurface = SDL_GetWindowSurface(window);
     // SDL_FillRect(screenSurface, NULL, SDL_MapRGB(screenSurface->format, 255, 255, 255));
 
@@ -50,6 +55,7 @@ void gui_init() {
     // load up textures
     tile_texture = texture_from_png("res/tile.png");
     tile_textures[0] = tile_texture;
+    // there's no texture for 1 because it's unnecesary - sad pikachu face
     tile_textures[2] = texture_from_png("res/2.png");
     tile_textures[3] = texture_from_png("res/4.png");
     tile_textures[4] = texture_from_png("res/8.png");
@@ -66,6 +72,8 @@ void gui_init() {
     SDL_QueryTexture(tile_texture, NULL, NULL, &tile_size.w, &tile_size.h);
 
     game_over_texture = texture_from_png("res/game_over.png");
+
+    Sans = TTF_OpenFont("/usr/share/fonts/liberation/LiberationSerif-Regular.ttf", 92);
 }
 
 void gui_destroy() {
@@ -77,6 +85,7 @@ void gui_destroy() {
     }
     SDL_DestroyTexture(game_over_texture);
 
+    TTF_Quit();
     //Quit SDL subsystems
     SDL_Quit();
 
@@ -142,17 +151,31 @@ void gui_loop(Game *game) {
                             break;
                         }
                     }
-                    // SDL_RenderCopy( window_renderer, tile_texture, NULL, &tile_rect);
                 }
             }
+
+            // score - I am too lazy to optimize this further
+            char label_text[24] = "Score: 0x";
+            char value[16];
+            SDL_itoa(game->score, value, 16);
+            strncat(label_text, value, strlen(value));
+            SDL_Surface* score_label = TTF_RenderText_Blended(Sans, label_text, Black);
+            SDL_Texture* score_label_texture = SDL_CreateTextureFromSurface(window_renderer, score_label);
+            SDL_Rect score_label_rect;
+            SDL_QueryTexture(score_label_texture, NULL, NULL, &score_label_rect.w, &score_label_rect.h);
+            score_label_rect.x = (SCREEN_WIDTH - score_label_rect.w) / 2;
+            score_label_rect.y = 25;
+            SDL_RenderCopy(window_renderer, score_label_texture, NULL, &score_label_rect);
+            SDL_FreeSurface(score_label);
+            SDL_DestroyTexture(score_label_texture);
+
             if (game->game_over) {
                 // render game over screen
                 SDL_RenderCopy(window_renderer, game_over_texture, NULL, NULL);
             }
+
             SDL_RenderPresent(window_renderer);
             needs_redraw = false;
         }
-        
     }
-
 }
\ No newline at end of file