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#include <stdlib.h>
#include <assert.h>
#include "main.h"
#include "list.h"
#include "interface.h"
#include "screen.h"
#include "layer.h"
#include "myTimer.h"
//#define DEBUG_TIME_DRAW
static screen_t *currentScreen;
static screen_t *futureScreen;
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);
#ifdef DEBUG
printf(_("Registering screen: \"%s\"\n"), p->name);
#endif
addList(listScreen, p);
}
void
initScreen()
{
listScreen = newList();
currentScreen = NULL;
futureScreen = NULL;
isScreenInit = TRUE;
}
static screen_t *
findScreen(char *name)
{
screen_t *this;
int i;
for (i = 0; i < listScreen->count; i++) {
this = (screen_t *) (listScreen->list[i]);
assert(this != NULL);
if (strcmp(name, this->name) == 0) {
return this;
}
}
return NULL;
}
void
setScreen(char *name)
{
futureScreen = findScreen(name);
assert(futureScreen != NULL);
}
void
switchScreen()
{
if (futureScreen == NULL) {
return;
}
flushLayer();
if (currentScreen != NULL) {
#ifdef DEBUG
printf(_("Stopping screen:\" %s\"\n"), currentScreen->name);
#endif
currentScreen->fce_stop();
}
currentScreen = futureScreen;
futureScreen = NULL;
//printf("switch screen %s..\n", currentScreen->name);
#ifdef DEBUG
printf(_("Starting screen: \"%s\"\n"), currentScreen->name);
#endif
currentScreen->fce_start();
}
void
startScreen(char *name)
{
setScreen(name);
switchScreen();
}
char *
getScreen()
{
assert(currentScreen != NULL);
return currentScreen->name;
}
void
drawScreen()
{
static int count = 0;
count++;
if (count == 1) {
count = 0;
assert(currentScreen != NULL);
#ifdef DEBUG_TIME_DRAW
my_time_t prev;
prev = getMyTimeMicro();
#endif
currentScreen->fce_draw();
interfaceRefresh();
#ifdef DEBUG_TIME_DRAW
printf("c draw time = %d\n", getMyTimeMicro() - prev);
#endif
}
}
void
eventScreen()
{
assert(currentScreen != NULL);
#ifdef DEBUG_TIME_EVENT
my_time_t prev;
prev = getMyTimeMicro();
#endif
currentScreen->fce_event();
#ifdef DEBUG_TIME_EVENT
printf("c event time = %d\n", getMyTimeMicro() - prev);
#endif
}
void
quitScreen()
{
assert(listScreen != NULL);
destroyListItem(listScreen, destroyScreen);
isScreenInit = FALSE;
}
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