#include "keyboard.h"
#include "j12864.h"
#include "zimo.h"
#define ENTER_STATION 2
#define EXIT_STATION 6
#define MOVE_FORWARD 1
#define STEP_BACK 5
#define SWITCH 0
#define AD 4
unsigned char** stations[] = {sta1, sta2, sta3, sta4, sta5, sta6, sta7, sta8, sta9, sta10, sta11};
unsigned char* welcome[] = {wel_1, wel_2, wel_3, wel_4, wel_5, wel_6, wel_7, wel_8, wel_9};
unsigned char* ad[] = {ad_1, ad_2, ad_3, ad_4, ad_5, ad_6, ad_7, ad_8, ad_9,ad_10,ad_11,ad_12};
int lengths[] = {8, 2, 3, 4, 3, 4, 4, 4, 4, 3, 3};
u8 key_val = 0;
int pos = 0;
int k = 7;
int isarrival = 0; //是否到站
int isexist = 0; //是否出站
int isad = 0;//是否播放广告
int isgoup = 1;//是否上行，否则下行
int jmpout = 0;//循环播放是否跳出
int iscircul = 0;//是否循环播放
void checkjmp(u16 ms) {
u16 i;
while(ms--)
{
if(AllKey()!=0) jmpout = 1;
i = 100;
do
{;}while(--i);
}
}
void main()
{
outportb(CON_Addr, 0x89); //PA、PB output ，PC input
LCD_INIT();
Display_initPic(welcome);
while(1)
{
key_val = key();
LCD_INIT();
delay(100);
//更改广告
if(key_val == SWITCH) {
isgoup = isgoup == 1 ? -1 : 1;
} else if(key_val == AD) {
isad = isad == 1 ? 0 : 1;
} else isad = 0;
//更改播放方式
if(key_val == EXIT_STATION) {
iscircul = 1;
} else if(key_val != SWITCH && key_val != AD) {
iscircul = 0;
}
//更改站点位置
if(key_val == ENTER_STATION){
isarrival = 1;
isexist = 0;
} else if(key_val == EXIT_STATION){
pos = (pos + isgoup) >= 0 && (pos + isgoup) < 11 ? pos + isgoup : pos;
isarrival = 0;
isexist = 1;
} else if(key_val == MOVE_FORWARD){
pos = (pos + isgoup) >= 0 && (pos + isgoup) < 11 ? pos + isgoup : pos;
} else if(key_val == STEP_BACK){
pos = (pos - isgoup) >= 0 && (pos - isgoup) < 11 ? pos - isgoup : pos;
}
if(isad) {//广告
Display_ad(ad);
} else if(!iscircul) {//不循环播放
Display_arrow(isgoup == 1 ? arrow_right : arrow_left, isgoup);
Display_sta(stations, lengths, pos);
if(isarrival) Display_arrival(arrival);
else if(isexist) Display_next(next);
} else if(iscircul) {//循环播放
while(AllKey()) {
}
while(1) {
if(AllKey() != 0) break;
circulating_sta(stations, lengths, pos, k);
k = --k >= (0-lengths[pos]) ? k : 7;
Display_arrow(isgoup == 1 ? arrow_right : arrow_left, isgoup);
if(isarrival) Display_arrival(arrival);
else if(isexist) Display_next(next);
delay(300);
//checkjmp(300);
LCD_INIT();
//if(jmpout == 1) break;
}
k = 7;
jmpout = 0;
}
}
}
