ui.c
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#include <stdio.h>
#include <sys/types.h>
#include <unistd.h>
#include <string.h>
#include <time.h>
#include <stdbool.h>
#include <termios.h>
#include "printx.h"
#include "ui.h"
#include "bus.h"
#include "usb.h"
#define TIME_LENGTH 24
#define HEADER_TEXT_LENGTH 24
#define LOG_LINES 35
#define LOG_LENGTH 82
#define IPS 2
#define SCREEN_TIME 1000000/IPS
#define MAX_FILENAME_LENGTH 30
#define SC_HOME 0
#define SC_MAIN 1
char started[TIME_LENGTH];
char uid[HEADER_TEXT_LENGTH];
char cmd[LOG_LENGTH];
pid_t mainPid;
bool heat = false;
bool pump = false;
unsigned int temp = 1;
unsigned int debit = 1;
struct termios old={0};
bool uiStop = false;
int actScreen = SC_HOME;
void stopUI()
{
uiStop = true;
}
void setHeat(bool s)
{
heat = s;
}
void setPump(bool s)
{
pump = s;
}
void setTemp(unsigned int t)
{
temp = t;
}
void setDebit(unsigned int d)
{
debit = d;
}
int calculateInteraction(int act, int x, int y)
{
char filename[MAX_FILENAME_LENGTH];
FILE* f = NULL;
switch(act)
{
case SC_HOME:
return act;
case SC_MAIN:
strcpy(filename, "map/main.map");
break;
default:
printx(ERROR, UI, "Unrecognized state %d\n", act);
return act;
}
f = fopen(filename, "r");
if(f == NULL)
{
printx(ERROR, UI, "The selected map is unopenable\n");
return act;
}
fseek(f, x + y*320, SEEK_SET);
printx(DEBUG, UI, "Ret is %02X\n", fgetc(f));
fclose(f);
return act;
}
void processScreen()
{
int x = -1;
int y = -1;
if(actScreen == SC_HOME)
{
if(uid[0] == '\0')
return;
else
{
actScreen = SC_MAIN;
displayPicture("img/main.rgb");
}
}
else if(actScreen == SC_MAIN)
{
if(screenTouched(&x, &y))
actScreen = calculateInteraction(actScreen, x, y);
}
}
void* drawUI(void* we)
{
while(!uiStop)
{
processScreen();
usleep(SCREEN_TIME);
}
return NULL;
}
void setTagName(char* tag)
{
//time_t now = time(NULL);
strcpy(uid, tag);
//strftime(uidDate, HEADER_TEXT_LENGTH, "%F-%T:%d", localtime(&now));
}
void initUILog()
{
cmd[0]='\0';
started[0]='\0';
mainPid = getpid();
uid[0]='\0';
initUSB();
}
void setStartTime(char* sT)
{
strcpy(started, sT);
}