maxchen32/testline
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second attempt

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maxchen32 2024-01-12 22:30:17 +08:00
parent e6ba036c73
commit 17ccbacd8d
1 changed files with 37 additions and 12 deletions
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47
testline.c
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@ -16,26 +16,27 @@ typedef struct InfoState {
void lcd_blank_line() { void lcd_blank_line() {
for (int i = 0; i < 15; ++i) { for (int i = 0; i < 15; ++i) {
//lcd.print(' '); //lcd.print(' ');
printf(" "); putchar(' ');
} }
} }
int lcd_print_between(char* pos1, char* pos2) { int lcd_print_between(char* str, int pos1, int pos2) {
//int i = 0; //int i = 0;
int va = 0; int va = 0;
char* p = pos1; char* p = str+pos1;
//int slen = strlen(str); //int slen = strlen(str);
while (p < pos2) { while (p < str+pos2) {
if (*p != '\n' && *p != '\r') { if (*p != '\n' && *p != '\r') {
//lcd.print(*(p++)); //lcd.print(*(p++));
putchar(*(p++)); putchar(*p);
++va; ++va;
} //else } //else
//if (i == 0){ ++i; } else //if (i == 0){ ++i; } else
//{ //{
// break; // break;
//} //}
++p;
} }
if (va < 15) { if (va < 15) {
@ -44,6 +45,7 @@ int lcd_print_between(char* pos1, char* pos2) {
putchar(' '); putchar(' ');
} }
} }
putchar('!');
return va; return va;
} }
@ -76,6 +78,9 @@ list_t* aux_gen_wrap_list(list_t* wrap, char* text) {
} }
++curr; ++curr;
} }
if (list_rpush(wrap, list_node_new((int)(curr-text))) == NULL) {
return NULL;
}
return wrap; return wrap;
} }
@ -95,20 +100,38 @@ void initInfoState(InfoState* st, char* text) {
st->pos2 = st->pos3 = NULL; st->pos2 = st->pos3 = NULL;
} }
void initInfoScreen(InfoState* st, char* text) { int initInfoScreen(InfoState* st, char* text) {
initInfoState(st, text); initInfoState(st, text);
printf("%d\n", st->wrap->len);
int retn = 0;
//lcd.setCursor(0, 0); //lcd.setCursor(0, 0);
if ((st->pos2 = list_iterator_next(st->it))) { if ((st->pos2 = list_iterator_next(st->it))) {
//printf("hello\n"); //printf("hello\n");
printf("%d\n", st->pos2->val); //printf("%d\n", st->pos2->val);
int tmp = lcd_print_between(st->info, st->info+(int)st->pos2->val); int tmp = lcd_print_between(st->info, 0, (int)st->pos2->val);
printf("%d\n", tmp); //printf("%d\n", tmp);
//printf("%d\n", st->wrap->len);
if ((st->pos3 = list_iterator_next(st->it))) {
printf("\n");
//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_blank_line();
}
} else {
retn = 1;
}
return retn;
} }
int scrollDown(InfoState* st) {
} }
/* /*
Separate a substring that can be printed on one line, and return the Separate a substring that can be printed on one line, and return the
original string position corresponding to the end of the substring. original string position corresponding to the end of the substring.
@ -177,6 +200,8 @@ char* aux_sub_line_rev(char* str, char substr[16]) {
int main() { int main() {
char* cinfo = "Far far away, a\n\nbehind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts."; char* cinfo = "Far far away, a\n\nbehind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts.";
// 0 1516 32 // 0 1516 32
char* s2 = " ba\n ab";
// 0 11
list_t *wrap = list_new(); list_t *wrap = list_new();
wrap = aux_gen_wrap_list(wrap, cinfo); wrap = aux_gen_wrap_list(wrap, cinfo);