update testline.ino

This commit is contained in:
maxchen32 2024-01-14 16:45:15 +08:00
parent dba5c6b3a8
commit 4aa6302f63
1 changed files with 193 additions and 245 deletions

View File

@ -10,17 +10,191 @@ LiquidCrystal lcd(12, 11, 5, 4, 3, 2);
uint8_t up_arrow[8] = {0x04,0x0E,0x1F,0x1F,0x00,0x00,0x00,0x00};
uint8_t down_arrow[8] = {0x00,0x00,0x00,0x1F,0x1F,0x0E,0x04,0x04};
typedef enum InfoRet {
IR_UNKNOWN = -1,
IR_NORMAL = 0,
IR_UNSUCCESS
} InfoRet;
typedef struct InfoState {
char* info;
int len;
int fullLines;
int Nlines;
int lastlinelen;
char *pos1, *pos2, *pos3;
list_node_t *pos1, *pos2, *pos3;
list_t *wrap;
list_iterator_t *it;
} InfoState;
void lcd_blank_line() {
for (int i = 0; i < 15; ++i) {
lcd.print(' ');
//putchar(' ');
}
}
int lcd_print_between(char* str, int pos1, int pos2) {
//int i = 0;
int va = 0;
char* p = str+pos1;
//int slen = strlen(str);
while (p < str+pos2) {
if (*p != '\n' && *p != '\r') {
lcd.print(*p);
//putchar(*p);
++va;
} //else
//if (i == 0){ ++i; } else
//{
// break;
//}
++p;
}
if (va < 15) {
for (int j = 15 - va; j > 0; --j) {
lcd.print(' ');
//putchar(' ');
}
}
//putchar('!');
return va;
}
list_t* aux_gen_wrap_list(list_t* wrap, char* text) {
if (wrap == NULL) {
wrap = list_new();
}
char* curr = text;
int suf = 0;
list_node_t *node;
if (list_rpush(wrap, list_node_new(-1)) == NULL) {
return NULL;
}
while (*curr != '\0') {
//printf("suf: %d\tpos: %d\n", suf, (unsigned int)(curr-text));
if (suf < 15) {
if (*curr != '\n' && *curr != '\r') {
++suf;
} else {
if (list_rpush(wrap, list_node_new((unsigned int)(curr-text))) == NULL) {
return NULL;
}
suf = 0;
}
} else {
if (list_rpush(wrap, list_node_new((unsigned int)(curr-text))) == NULL) {
return NULL;
}
suf = (*curr != '\n' && *curr != '\r') ? 1 : 0;
}
++curr;
}
if (list_rpush(wrap, list_node_new((int)(curr-text))) == NULL) {
return NULL;
}
return wrap;
}
void initInfoState(InfoState* st, char* text) {
st->info = text;
st->wrap = list_new();
st->wrap = aux_gen_wrap_list(st->wrap, st->info);
st->pos1 = list_at(st->wrap, 0);
st->pos2 = st->pos3 = NULL;
}
InfoRet initInfoScreen(InfoState* st, char* text) {
initInfoState(st, text);
//printf("%d\n", st->wrap->len);
if (st->pos1 == NULL) {
return IR_UNKNOWN;
}
lcd.setCursor(0, 0);
if ((st->pos2 = st->pos1->next)) {
//printf("hello\n");
//printf("%d\n", st->pos2->val);
int tmp = lcd_print_between(st->info, 0, (int)st->pos2->val);
//printf("%d\n", tmp);
//printf("%d\n", st->wrap->len);
if ((st->pos3 = st->pos2->next)) {
//printf("\n");
lcd.setCursor(0, 1);
//printf("%d\n", st->pos2->val);
//printf("%d\n", st->pos3->val);
int tmp = lcd_print_between(st->info, (int)st->pos2->val, (int)st->pos3->val);
//printf("%d\n", tmp);
//printf("%d\n", st->wrap->len);
} else {
//printf("\n");
lcd.setCursor(0, 1);
lcd_blank_line();
}
} else {
return IR_UNKNOWN;
}
return IR_NORMAL;
}
InfoRet scrollDown(InfoState* st) {
if (st->pos2) {
st->pos1 = st->pos2;
} else {
return IR_UNKNOWN;
}
if (st->pos3) {
st->pos2 = st->pos3;
} else {
return IR_UNSUCCESS;
}
lcd.setCursor(0, 0);
int tmp = lcd_print_between(st->info, (int)st->pos1->val, (int)st->pos2->val);
if ((st->pos3 = st->pos3->next)) {
//printf("\n");
lcd.setCursor(0, 1);
int tmp = lcd_print_between(st->info, (int)st->pos2->val, (int)st->pos3->val);
} else {
//printf("\n");
lcd.setCursor(0, 1);
lcd_blank_line();
}
return IR_NORMAL;
}
InfoRet scrollUp(InfoState* st) {
if (st->pos2) {
st->pos3 = st->pos2;
} else {
return IR_UNKNOWN;
}
if (st->pos1 == NULL) {
return IR_UNKNOWN;
} else if ((int)st->pos1->val == -1) {
return IR_UNSUCCESS;
} else {
st->pos2 = st->pos1;
}
if ((st->pos1 = st->pos1->prev)) {
lcd.setCursor(0, 0);
if (st->pos1->val == -1) {
int tmp = lcd_print_between(st->info, 0, (int)st->pos2->val);
} else {
int tmp = lcd_print_between(st->info, (int)st->pos1->val, (int)st->pos2->val);
}
} else {
return IR_UNKNOWN;
}
//printf("\n");
lcd.setCursor(0, 1);
int tmp = lcd_print_between(st->info, (int)st->pos2->val, (int)st->pos3->val);
return IR_NORMAL;
}
void destoryInfoState(InfoState* st) {
st->pos1 = st->pos2 = st->pos3 = NULL;
list_destroy(st->wrap);
st->info = NULL;
}
void setup() {
Serial.begin(9600);
lcd.begin(16, 2);
@ -37,9 +211,17 @@ void loop() {
//String info = "hello,`world!wwwwwwwwwwwwwwww";
InfoState st;
initInfoScreen(&st, cinfo);
for (int i = 0; i < 10; ++i) {
delay(1000);
scrollDown(&st);
}
for (int i = 0; i < 10; ++i) {
delay(1000);
scrollUp(&st);
}
/*
#ifdef DEBUG
Serial.println(String("len: ") + st.len);
//Serial.println(String("len: ") + st.len);
#endif
#ifdef DEBUG
@ -73,198 +255,14 @@ void loop() {
delay(1000);
scrollUp(&st);
}
*/
delay(3000);
}
list_t* aux_gen_wrap_list(list_t* wrap, char* text) {
if (wrap == NULL) {
wrap = list_new();
}
char* curr = text;
int suf = 0;
list_node_t *node;
if (list_rpush(wrap, list_node_new(0)) == NULL) {
return NULL;
}
while (*curr != '\0') {
//printf("suf: %d\tpos: %d\n", suf, (unsigned int)(curr-text));
if (suf < 15) {
if (*curr != '\n' && *curr != '\r') {
++suf;
} else {
if (list_rpush(wrap, list_node_new((unsigned int)(curr-text))) == NULL) {
return NULL;
}
suf = 0;
}
} else {
if (list_rpush(wrap, list_node_new((unsigned int)(curr-text))) == NULL) {
return NULL;
}
suf = (*curr != '\n' && *curr != '\r') ? 1 : 0;
}
++curr;
}
if (list_rpush(wrap, list_node_new(strlen(text))) == NULL) {
return NULL;
}
return wrap;
}
void initInfoState(InfoState* st, char* text) {
st->info = text;
st->len = strlen(text);
st->fullLines = st->len / 15;
st->Nlines = (st->len + 14) / 15;
st->lastlinelen = st->len % 15;
st->pos1 = text;
st->pos2 = text;
st->pos3 = text;
st->wrap = list_new();
st->wrap = aux_gen_wrap_list(st->wrap, st->info);
st->it = list_iterator_new(st->wrap, LIST_HEAD);
}
void initInfoScreen(InfoState* st, char* text) {
initInfoState(st, text);
lcd.setCursor(0, 0);
/*
if (*(st->pos1) == '\n' || *(st->pos1) == '\r') {
lcd_blank_line();
++st->pos1;
++st->pos2;
} else {
st->pos2 += lcd_print_line(st->pos1);
}
lcd.setCursor(0, 1);
if ((*(st->pos2) == '\n' || *(st->pos2) == '\r') && *(st->pos2 - 1) == *(st->pos2)) {
lcd_blank_line();
} else {
lcd_print_line(st->pos2);
}
#ifdef DEBUG
//Serial.println(String("pos1: ") + st->pos1);
//Serial.println(String("pos2: ") + st->pos2);
Serial.println("init");
Serial.print(st->pos1-st->info);
Serial.println(String(" ")+(st->pos2-st->info));
#endif
*/
}
void scrollDown(InfoState* st) {
st->pos1 = st->pos2;
lcd.setCursor(0, 0);
if ((*(st->pos1) == '\n' || *(st->pos1) == '\r') && *(st->pos1 - 1) == *(st->pos1)) {
lcd_blank_line();
++st->pos1;
++st->pos2;
} else {
st->pos2 += lcd_print_line(st->pos1);
}
lcd.setCursor(0, 1);
if ((*(st->pos2) == '\n' || *(st->pos2) == '\r') && *(st->pos2 - 1) == *(st->pos2)) {
lcd_blank_line();
} else {
lcd_print_line(st->pos2);
}
#ifdef DEBUG
//Serial.println(String("pos1: ") + st->pos1);
//Serial.println(String("pos2: ") + st->pos2);
Serial.print(st->pos1-st->info);
Serial.println(String(" ")+(st->pos2-st->info));
#endif
}
void scrollUp(InfoState* st) {
if (st->pos1 > st->info) {
st->pos2 = st->pos1;
int i = 1;
int va = 1;
/*
int bound = min(st->pos1, 15);
Serial.println(String("bound: ")+bound);
while (i < bound) {
if (st->info[st->pos1-i] != '\n' && st->info[st->pos1-i] != '\r') {
++i;
} else
if (i == 1){ ++i; ++bound; } else
{
break;
}
}
*/
/*
while (i < st->pos1-st->info && va < 15) {
if (st->info[st->pos1-i] != '\n' && st->info[st->pos1-i] != '\r') {
++i;
++va;
} else
if (i == 1){ ++i; } else
{
break;
}
}
st->pos1 -= i;
*/
bool is_blank = false;
while (st->pos1 > st->info && va <= 15) {
if (*(st->pos1) != '\n' && *(st->pos1) != '\r') {
++i;
++va;
} else if (*(st->pos1 - 1) == *(st->pos1)) {
is_blank = true;
--st->pos1;
break;
}
--st->pos1;
}
while (st->pos1 > st->info && (*(st->pos1) == '\n' || *(st->pos1) == '\r')) {
--st->pos1;
}
//st->pos1 -= i;
lcd.setCursor(0, 0);
if (is_blank) {
lcd_blank_line();
} else {
lcd_print_line(st->pos1);
}
lcd.setCursor(0, 1);
if ((*(st->pos2) == '\n' || *(st->pos2) == '\r') && *(st->pos2 - 1) == *(st->pos2)) {
lcd_blank_line();
} else {
lcd_print_line(st->pos2);
}
}
#ifdef DEBUG
//Serial.println(String("pos1: ") + st->pos1);
//Serial.println(String("pos2: ") + st->pos2);
Serial.print(st->pos1-st->info);
Serial.println(String(" ")+(st->pos2-st->info));
#endif
}
/*
int lcd_print_line(char* str) {
int i = 0;
int va = 0;
/*
int bound = min(strlen(str), 15);
while (i < bound) {
if (str[i] != '\n' && str[i] != '\r') {
lcd.print(str[i++]);
} else
if (i == 0){ ++i; ++bound;} else
{
break;
}
}
*/
int slen = strlen(str);
while (i < slen && va < 15) {
if (str[i] != '\n' && str[i] != '\r') {
@ -287,55 +285,5 @@ int lcd_print_line(char* str) {
}
return i;
}
/*
Separate a substring that can be printed on one line, and return the
original string position corresponding to the end of the substring.
*/
/*
char* aux_sub_line(char* str, char substr[16]) {
int suf = 0;
char* curr = str;
memset(substr, 0, 16);
while (*curr != '\0' && suf < 15) {
if (*curr != '\n' && *curr != '\r') {
substr[suf++] = *(curr++);
} else
if (curr == str){ ++curr; } else
{
break;
}
}
#if !REFRESH
while (suf < 15) {
substr[suf++] = ' ';
}
#endif
return curr;
}
char* aux_sub_line_rev(char* str, char substr[16]) {
int suf = 0;
char* curr = str;
memset(substr, 0, 16);
while (*curr != '\0' && suf < 15) {
if (*curr != '\n' && *curr != '\r') {
substr[suf++] = *(curr--);
} else
if (curr == str){ --curr; } else
{
break;
}
}
}
*/
void lcd_blank_line() {
for (int i = 0; i < 15; ++i) {
lcd.print(' ');
}
}