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#include <assert.h>
#include "main.h"
#include "interface.h"
#include "screen.h"
#include "list.h"
static screen_t *currentScreen;
static list_t *listScreen;
static bool_t isScreenInit = FALSE;
bool_t isScreenInicialized()
{
return isScreenInit;
}
screen_t* newScreen(char *name,
void (*fce_start)(), void (*fce_event)(),
void (*fce_draw)(), void (*fce_stop)())
{
screen_t *new;
assert( name != NULL );
assert( fce_start != NULL );
assert( fce_event != NULL );
assert( fce_draw != NULL );
assert( fce_stop != NULL );
new = malloc( sizeof(screen_t) );
new->name = strdup(name);
new->fce_start = fce_start;
new->fce_event = fce_event;
new->fce_draw = fce_draw;
new->fce_stop = fce_stop;
return new;
}
void destroyScreen(screen_t *p)
{
assert( p != NULL );
free(p->name);
free(p);
}
void registerScreen(screen_t *p)
{
assert( p != NULL );
printf("register screen %s..\n", p->name);
addList(listScreen, p);
}
void initScreen()
{
listScreen = newList();
currentScreen = NULL;
isScreenInit = TRUE;
}
void setScreen(char *name)
{
int i;
screen_t *this;
assert( name != NULL );
if( currentScreen != NULL &&
strcmp(currentScreen->name, name) == 0 )
{
return;
}
printf("switch screen %s..\n", name);
for( i = 0 ; i < listScreen->count ; i++ )
{
this = (screen_t *) (listScreen->list[i]);
assert( this != NULL );
if( strcmp(name, this->name) == 0 )
{
if( currentScreen != NULL )
{
printf("stop screen %s..\n", currentScreen->name);
currentScreen->fce_stop();
}
currentScreen = this;
printf("start screen %s..\n", currentScreen->name);
currentScreen->fce_start();
return;
}
}
assert( ! "screen sa nenasiel !" );
}
char* getScreen()
{
assert( currentScreen != NULL );
return currentScreen->name;
}
void drawScreen()
{
static SDL_Surface *p_screen = NULL;
if( p_screen == NULL ) p_screen = getSDL_Screen();
assert( currentScreen != NULL );
currentScreen->fce_draw();
SDL_Flip(p_screen);
}
void eventScreen()
{
assert( currentScreen != NULL );
currentScreen->fce_event();
}
void quitScreen()
{
assert( listScreen != NULL );
destroyListItem(listScreen, destroyScreen);
isScreenInit = FALSE;
}
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