add timer

GAME/include/timer.h

+/*
+// Created by Kaan on 9.04.2021.
+*/
+
+#ifndef INSAGAME_TIMER_H
+#define INSAGAME_TIMER_H
+#include <stdio.h>
+#include <stdlib.h>
+#include <SDL2/SDL.h>
+#include <SDL2/SDL_image.h>
+#include <time.h>
+#include <SDL2/SDL_ttf.h>
+
+void init_timer();
+SDL_Texture * query_timer(SDL_Renderer *renderer, TTF_Font* Sans, SDL_Rect* timer_rect, int* close_request, SDL_Window * window);
+
+#endif /*INSAGAME_TIMER_H*/

GAME/src/timer.c

+/*
+// Created by Kaan on 9.04.2021.
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <SDL2/SDL.h>
+#include <time.h>
+#include <SDL2/SDL_ttf.h>
+#include "timer.h"
+
+clock_t begin;
+int time_spent;
+int seconde=30;
+int time_remaining;
+char timerString[10];
+
+void init_timer(){
+    TTF_Init();
+    begin=clock();
+}
+
+
+SDL_Texture * query_timer(SDL_Renderer *renderer, TTF_Font* Sans, SDL_Rect* timer_rect, int* close_request, SDL_Window * window){
+    SDL_Color white = {255, 255, 255};  //  text's color
+    time_spent = (clock() - begin) / CLOCKS_PER_SEC;
+    time_remaining=seconde-time_spent;
+    itoa(time_remaining, timerString, 10);
+    Sans = TTF_OpenFont("../ressource/OpenSans-Semibold.ttf", 8); //font style and sets a size
+    TTF_SetFontStyle(Sans, 2);
+    SDL_Surface* tim = TTF_RenderText_Solid(Sans, timerString , white);
+    SDL_Texture* texture_timer = SDL_CreateTextureFromSurface(renderer, tim);
+    SDL_FreeSurface(tim);
+
+    // draw the image to the window
+    if (!texture_timer)
+    {
+        printf("error creating texture: %s\n", SDL_GetError());
+        SDL_DestroyRenderer(renderer);
+        SDL_DestroyWindow(window);
+        SDL_Quit();
+        return NULL;
+    }
+
+    timer_rect->x = 20;  //controls the rect's x coordinate
+    timer_rect->y = 20; // controls the rect's y coordinte
+    timer_rect->w = 50; // controls the width of the rect
+    timer_rect->h = 50; // controls the height of the rect
+
+    if(time_remaining==0){
+        *close_request=1;
+    }
+
+    return texture_timer;
+}
+