Files
grafX2/cfg_new/gfxcfg.c
Adrien Destugues a8d54ab31f Start of the new configuration file engine. Still needs some work. See "cfg" folder for the old pascal version.
git-svn-id: svn://pulkomandy.tk/GrafX2/trunk@126 416bcca6-2ee7-4201-b75f-2eb2f807beb1
2008-09-08 21:13:26 +00:00

286 lines
6.4 KiB
C

//C
#include <stdbool.h>
//POSIX
#include <unistd.h>
//SDL
#include <SDL.h>
#include <SDL_image.h>
#include <SDL_gfxPrimitives.h>
//mine
#include "SFont.h"
/*** Constants ***/
#define NB_MAX_OPTIONS 134
/*** Types definitions and structs ***/
typedef struct{
uint16_t Numero;
uint16_t Touche;
uint16_t Touche2;
char Libelle[36];
char Explic1[77];
char Explic2[77];
bool Erreur;
bool Suppr;
} Options;
typedef struct{
char Signature[3];
uint8_t Version1;
uint8_t Version2;
uint8_t Beta1;
uint8_t Beta2;
} Type_header;
#define Header_size 7
typedef struct{
uint8_t Numero;
uint16_t Taille;
} Type_chunk;
#define Chunk_size 3
/*** Global variables ***/
SFont_Font* MyFont;
SDL_Surface* Ecran;
int Numero_definition_option;
Options Config[NB_MAX_OPTIONS];
bool Choix_enreg;
uint16_t NB_OPTIONS;
/*** Fonctions de gestion des évènements SDL ***/
/* Attend qu'une touche soit pressée. Retourne le keysym. */
SDL_keysym Lire_Touche(void)
{
SDL_Event Event;
do{
SDL_WaitEvent(&Event);
if(Event.type==SDL_KEYDOWN) break;
}while(1);
return Event.key.keysym;
}
/*** Drawing functions ***/
/* Draws a filled rectanble */
void Cadre(int x,int y,int w,int h,uint8_t color)
{
SDL_Rect rct;
rct.x=x;
rct.y=y;
rct.w=w;
rct.h=h;
SDL_FillRect(Ecran, &rct, color);
}
/* Draws the main screen and welcome message */
void Dessiner_ecran_principal()
{
Cadre(3,3,630,40,2);
SFont_Write(Ecran, MyFont, 8,6,"Setup program for Grafx2 (c) 1996-98 Sunset Design and 2008 PulkoMandy");
SFont_Write(Ecran, MyFont, 8,18,"Use Up/Down arrows & Page-Up/Page-Down to scroll, Enter to modify, Delete to remove a hot-key, and Escape to validate or cancel.");
SFont_Write(Ecran, MyFont, 8,30,"DO NOT USE Print-screen, Pause, and other special keys!");
Cadre(3,46,630,400,1);
SDL_UpdateRect(Ecran,0,0,640,480);
}
void Tout_ecrire(uint16_t Decalage_curseur,uint16_t Position_curseur)
{
puts("TOUT ECRIRE UNIMPLEMENTED");
}
/*** Configuration handling functions ***/
/* Defines an option */
void Definir_option(uint16_t Numero, char* Libelle, char* Explic1, char* Explic2, bool Deletable,
uint16_t Default_key)
{
Config[Numero_definition_option].Numero = Numero;
Config[Numero_definition_option].Touche = Default_key;
Config[Numero_definition_option].Touche2 = 0xFF;
strncpy(Config[Numero_definition_option].Libelle,Libelle,36);
strncpy(Config[Numero_definition_option].Explic1,Explic1,77);
strncpy(Config[Numero_definition_option].Explic2,Explic2,77);
Config[Numero_definition_option].Erreur = false;
Config[Numero_definition_option].Suppr = Deletable;
Numero_definition_option ++ ;
}
/* Initialize configuration */
bool Initialiser_config()
{
bool Erreur = false;
FILE* Fichier_INI;
Numero_definition_option = 0;
Definir_option(0,"Scroll up",
"Scrolls the picture upwards, both in magnify and normal mode.",
"This hotkey cannot be removed.",
false, 0x48); // HAUT
Definir_option(1,"Scroll down",
"Scrolls the picture upwards, both in magnify and normal mode.",
"This hotkey cannot be removed.",
false, 0x48); // HAUT
Definir_option(2,"Scroll left",
"Scrolls the picture upwards, both in magnify and normal mode.",
"This hotkey cannot be removed.",
false, 0x48); // HAUT
Definir_option(3,"Scroll right",
"Scrolls the picture upwards, both in magnify and normal mode.",
"This hotkey cannot be removed.",
false, 0x48); // HAUT
}
uint8_t Fenetre_choix(uint8_t Largeur, uint8_t Hauteur, char* Titre, char* Choix, uint8_t Choix_debut,
uint8_t Couleur,uint8_t Couleur_choix)
{
puts("FENETRE CHOIX UNIMPLEMENTED !!!");
return 0;
}
void Test_duplic()
{
puts("TEST DUPLIC UNIMPLEMENTED");
}
/* Checks if everything is OK */
bool Validation()
{
bool Y_a_des_erreurs = false;
uint16_t i = 0;
while(i<NB_OPTIONS && !Y_a_des_erreurs)
{
Y_a_des_erreurs = Config[i].Erreur;
i++;
}
if (Y_a_des_erreurs)
Choix_enreg = 4 - Fenetre_choix(30,12,
"There are errors in the\nhot-keys configuration.\nCheck out the \"Err\" column\nin order to correct them.","OK\nQuit anyway",1,0x4C,0x3F);
else
Choix_enreg = Fenetre_choix(30,10,"Save configuration?","Yes\nNo\nCancel",1,0x2A,0x6F);
if (Choix_enreg!=3) return true; else return false;
}
/* Let the user do things */
void Setup()
{
bool Sortie_OK = false;
SDL_keysym Touche;
uint16_t Decalage_curseur=0;
uint16_t Position_curseur=1;
Test_duplic();
Tout_ecrire(0,1);
do{
Touche = Lire_Touche();
switch(Touche.sym)
{
case SDLK_UP:
case SDLK_DOWN:
case SDLK_PAGEUP:
case SDLK_PAGEDOWN:
case SDLK_RETURN:
case SDLK_DELETE:
break;
case SDLK_ESCAPE:
Sortie_OK=Validation();
break;
default:
break; // On ne fait rien pour les autres touches
}
} while(!Sortie_OK);
}
/*** File management functions ***/
/* Checks if we can write the config file */
bool Verifier_ecriture_possible()
{
return access("./",W_OK) == 0;
}
/* Save the config file */
void Enregistrer_config()
{
FILE* Fichier;
uint16_t Indice;
uint8_t Octet;
if(Choix_enreg==true) // Save keys if wanted
{
Fichier = fopen("gfx2.cfg","wb");
fseek(Fichier,Header_size+Chunk_size,SEEK_SET); // Positionnement sur la première touche
for(Indice = 0;Indice < NB_OPTIONS;Indice++)
{
fwrite(&Config[Indice].Numero,sizeof(uint16_t),1,Fichier);
fwrite(&Config[Indice].Touche,sizeof(uint16_t),1,Fichier);
fwrite(&Config[Indice].Touche2,sizeof(uint16_t),1,Fichier);
}
fclose(Fichier);
}
}
/*** Main program ***/
int main(void)
{
if (Verifier_ecriture_possible())
{
/* On initialise SDL */
SDL_Init(SDL_INIT_VIDEO);
Ecran = SDL_SetVideoMode(640,480,8,0);
SDL_WM_SetCaption ("Grafx2 configuration tool","../gfx2.gif");
/* On initialise SFont */
MyFont = SFont_InitFont(IMG_Load("5pxtinyfont.png"));
Dessiner_ecran_principal();
if(!Initialiser_config())
{
Setup();
Enregistrer_config();
/* On fait un peu de nettoyage avant de s'en aller */
SFont_FreeFont(MyFont);
SDL_Quit();
exit(0);
}
else
{
puts("Error reading GFX2.DAT! File is absent or corrupt.");
SFont_FreeFont(MyFont);
SDL_Quit();
exit(1);
}
}
else
{
puts("Error: you mustn't run this setup program from a read-only drive!\n");
puts("The most probable cause of this error is that you are running this program");
puts("from a CD-Rom or a protected floppy disk.");
puts("You should try to copy all the files of Grafx2 on a hard drive or to");
puts("unprotect your floppy disk if you really want to run it from this outdated medium.");
exit(1);
}
return 0;
}