241 lines
7.0 KiB
C
241 lines
7.0 KiB
C
/**
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* \file display.c
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*
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*/
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#include "../include/display.h"
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#include "../include/function.h"
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#include <SDL2/SDL.h>
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#include <SDL2/SDL_image.h>
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#include <SDL2/SDL_mutex.h>
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#include <SDL2/SDL_rect.h>
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#include <SDL2/SDL_render.h>
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#include <SDL2/SDL_surface.h>
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#include <SDL2/SDL_ttf.h>
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#include <stdio.h>
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#include <stdlib.h>
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/**
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* \brief La fonction permet d'afficher simplement le plateau de jeu dans le
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* terminal.
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* \param tab Le tableau 2d du plateau.
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* \param x Le mombre de ligne.
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* \param y Le nombre de colonnes.
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* \return Void
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*/
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void screenDisplay (char **tab, int x ,int y )
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{
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// puts("0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 ");
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char element[9] = { '#', '_', 'S', '.', '*', '@', '+' , 'o', 'O'};
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for (int i = 0; i < x; ++i)
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{
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for (int j = 0; j < y; ++j)
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{
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printf ("%c ", element[(int)tab[i][j]]);
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}
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puts ("");
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}
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}
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/**
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* \brief La fonction affiche a l'aide de SDL la zone de jeu.
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* \param tab Le tableau 2d de la zone de jeu.
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* \param display_user La structure qui possede tous ce qu'il faut pour
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* l'affichage SDL
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* \param player_pos la position du joueur
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* \param fov Le fov de la vision du joueur, -1 si desactiver.
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* \return Void
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*/
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void screenDisplayGameSDL (char **tab, dis *display_user, vect *player_pos, int fov)
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{
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unsigned int display_game
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= display_user->size_window - display_user->size_menu;
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int size = display_game / display_user->size_box;
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unsigned int marge = display_user->size_menu / 2;
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unsigned int i, j, x = 0, y = 0;
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int start_i = 0, start_j = 0;
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unsigned int limit_i = display_user->size_box, limit_j = display_user->size_box;
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if (fov >= 0 )
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{
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start_i = player_pos->y - fov+1;
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if(start_i < 0) start_i = 0;
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start_j = player_pos->x - fov +1 ;
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if(start_j < 0) start_j = 0;
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limit_i = player_pos->y + fov;
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if(limit_i > display_user->size_box) limit_i = display_user->size_box;
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limit_j = player_pos->x + fov;
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if(limit_j > display_user->size_box) limit_j = display_user->size_box;
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size = display_game / (fov*2 - 1);
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}
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SDL_Surface *img;
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SDL_Texture *texture;
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for (i = start_i; i < limit_i; ++i)
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{
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for (j = start_j; j < limit_j; ++j)
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{
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vect pos = { x * size + marge, y * size};
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switch (tab[j][i])
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{
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case EMPTY:
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img = IMG_Load ("image/empty.png");
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break;
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case WALL:
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img = IMG_Load ("image/wall.png");
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break;
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case PLAYER:
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img = IMG_Load ("image/player.png");
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break;
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case TARGET:
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img = IMG_Load ("image/target.png");
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break;
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case BOX:
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img = IMG_Load ("image/box.png");
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break;
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case BOX_ON_TARGET:
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img = IMG_Load ("image/box_on_target.png");
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break;
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case PLAYER_ON_TARGET:
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img = IMG_Load ("image/player_on_target.png");
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break;
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}
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texture
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= SDL_CreateTextureFromSurface (display_user->renderer, img);
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displayImage (display_user->renderer, texture, pos, size);
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SDL_FreeSurface (img);
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SDL_DestroyTexture (texture);
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y++;
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}
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y = 0;
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x++;
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}
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SDL_RenderPresent (display_user->renderer);
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}
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/**
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* \brief Taille de l'ecrant carre en fonction de l'ecrant du joueur avec une
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* marge.
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* \param display_user Qui serra modifier pour stoquer les information.
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* \return La taille max pour la fenetre de l'utilisateur.
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*/
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int getMaxSize (dis display_user)
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{
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SDL_Init (SDL_INIT_VIDEO); // init if error
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SDL_DisplayMode display;
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SDL_GetCurrentDisplayMode (0, &display); // get dim display user
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int result = 0;
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if (display.w <= display.h)
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{
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result = display.w;
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}
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else
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{
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result = display.h;
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}
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SDL_Quit ();
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int minus_mod = (result - 50) % display_user.size_box;
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// printf("DIS :%d, size : %d ,mod : %d\n",result, size_box,minus_mod);
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return (result - 50 - minus_mod); // margin
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}
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/**
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* \brief Initialise SDL.
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* \param display_user Stockage d'éléments SDL.
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* \return Void
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*/
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void initSDL (dis *display_user)
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{
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SDL_Init (SDL_INIT_VIDEO);
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TTF_Init ();
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display_user->window
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= SDL_CreateWindow ("Sokoman", SDL_WINDOWPOS_CENTERED,
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SDL_WINDOWPOS_CENTERED, display_user->size_window,
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display_user->size_window, SDL_WINDOW_SHOWN);
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if (!display_user->window)
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{
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SDL_Quit ();
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perror ("Window null");
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exit (-1);
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}
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display_user->renderer
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= SDL_CreateRenderer (display_user->window, -1, SDL_RENDERER_SOFTWARE);
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if (!display_user->renderer)
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{
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SDL_Quit ();
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perror ("Renderer null");
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exit (-1);
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}
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}
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/**
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* \brief Cette fonction affiche l'image dans la fenetre de l'utilisateur.
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* \param renderer Le renderer de l'utilisateur.
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* \param texture La texture de l'image à appliquer.
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* \param pos La position de l'image à afficher.
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* \param size La taile de l'image.
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* \return Void
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**/
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void displayImage (SDL_Renderer *renderer, SDL_Texture *texture, vect pos,
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int size)
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{
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SDL_Rect rect = { pos.x, pos.y, size, size };
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SDL_RenderCopy (renderer, texture, NULL, &rect);
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}
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/**
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* \brief Cette fonction affiche du texte dans la fenetre de l'utilisateur.
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* \param display_user Tous les éléments SDL de l'utilisateur.
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* \param text Le string à afficher.
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* \param coor Les coordonnée du texte.
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* \param size La taille du texte.
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* \param font_size La taille de la font.
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* \return Void
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*/
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void displayTextSDL (dis *display_user, char *text, vect coor, vect size,
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int font_size)
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{
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TTF_Font *Sans = TTF_OpenFont ("Roboto-Regular.ttf", font_size);
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SDL_Color white = { 255, 255, 255, 255 };
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int text_width, text_height;
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SDL_Rect background;
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SDL_Surface *surface_text = TTF_RenderText_Solid (Sans, text, white);
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TTF_SizeText (Sans, text, &text_height, &text_width);
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SDL_Rect message_rect;
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message_rect.x = coor.x;
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message_rect.y = coor.y;
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message_rect.w = text_height;
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message_rect.h = text_width;
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background.x = coor.x;
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background.y = coor.y;
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background.w = text_height;
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background.h = text_width;
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if (message_rect.w > size.y)
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{
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message_rect.w = size.y;
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background.w = size.y;
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}
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if (message_rect.h > size.x)
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{
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message_rect.h = size.x;
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background.h = size.x;
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}
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SDL_Texture *message
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= SDL_CreateTextureFromSurface (display_user->renderer, surface_text);
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SDL_SetRenderDrawColor (display_user->renderer, 0, 0, 0, 255);
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SDL_RenderFillRect (display_user->renderer, &background);
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SDL_RenderCopy (display_user->renderer, message, NULL, &message_rect);
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SDL_RenderPresent (display_user->renderer);
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SDL_FreeSurface (surface_text);
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SDL_DestroyTexture (message);
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TTF_CloseFont (Sans);
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}
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