static void textxy(int width, uint16_t pp, uint16_t lineheight, char_t *str, uint16_t length, int *outx, int *outy)
{
int x = 0, y = 0;
char_t *a = str, *b = str, *end = str + length, *p = str + pp;
while(1) {
if(a == end || *a == '\n' || *a == ' ') {
int count = a - b, w = textwidth(b, a - b);
while(x + w > width) {
if(x == 0) {
int fit = textfit(b, count, width);
if(p >= b && p < b + fit) {
break;
}
count -= fit;
b += fit;
y += lineheight;
} else {
y += lineheight;
int l = utf8_len(b);
count -= l;
b += l;
}
x = 0;
w = textwidth(b, count);
}
if(p >= b && p < b + count) {
w = textwidth(b, p - b);
a = end;
}
x += w;
if(a == end) {
break;
}
b = a;
if(*a == '\n') {
if(p == a) {
break;
}
b += utf8_len(b);
y += lineheight;
x = 0;
}
}
a += utf8_len(a);
}
*outx = x;
*outy = y;
}
int text_height(int right, uint16_t lineheight, char_t *str, uint16_t length)
{
int x = 0, y = 0;
char_t *a = str, *b = a, *end = a + length;
while(1) {
if(a == end || *a == ' ' || *a == '\n') {
int count = a - b, w = textwidth(b, count);
while(x + w > right) {
if(x == 0) {
int fit = textfit(b, count, right);
count -= fit;
if(fit == 0 && (count != 0 || *b == '\n')) {
return 0;
}
b += fit;
y += lineheight;
} else {
y += lineheight;
int l = utf8_len(b);
count -= l;
b += l;
}
x = 0;
w = textwidth(b, count);
}
x += w;
b = a;
if(a == end) {
break;
}
if(*a == '\n') {
y += lineheight;
b += utf8_len(b);
x = 0;
}
}
a += utf8_len(a);
}
y += lineheight;
return y;
}
int utox_draw_text_multiline_within_box(int x, int y, /* x, y of the top left corner of the box */
int right, int top, int bottom,
uint16_t lineheight,
const char_t *data, uint16_t length, /* text, and length of the text*/
uint16_t h, uint16_t hlen,
uint16_t mark, uint16_t marklen,
_Bool multiline )
{
uint32_t c1, c2;
_Bool greentext = 0, link = 0, draw = y + lineheight >= top;
int xc = x;
char_t *a = data, *b = a, *end = a + length;
while(1) {
if(a != end) {
if(*a == '>' && (a == data || *(a - 1) == '\n')) {
c1 = setcolor(COLOR_MAIN_QUOTETEXT);
greentext = 1;
}
if((a == data || *(a - 1) == '\n' || *(a - 1) == ' ') && ((end - a >= 7 && memcmp(a, "http://", 7) == 0) || (end - a >= 8 && memcmp(a, "https://", 8) == 0))) {
c2 = setcolor(COLOR_MAIN_URLTEXT);
link = 1;
}
if(a == data || *(a - 1) == '\n') {
char_t *r = a;
while (r != end && *r != '\n') {
r++;
}
if (*(r - 1) == '<') {
if (greentext) {
setcolor(COLOR_MAIN_REDTEXT);
} else {
greentext = 1;
c1 = setcolor(COLOR_MAIN_REDTEXT);
}
}
}
}
if(a == end || *a == ' ' || *a == '\n') {
int count = a - b, w = textwidth(b, count);
while(x + w > right) {
if(multiline && x == xc) {
int fit = textfit(b, count, right - x);
if(draw) {
drawtexth(x, y, b, fit, b - data, h, hlen, lineheight);
drawtextmark(x, y, b, fit, b - data, mark, marklen, lineheight);
}
count -= fit;
b += fit;
y += lineheight;
draw = (y + lineheight >= top && y < bottom);
} else if(!multiline) {
int fit = textfit(b, count, right - x);
if(draw) {
drawtexth(x, y, b, fit, b - data, h, hlen, lineheight);
drawtextmark(x, y, b, fit, b - data, mark, marklen, lineheight);
}
return y + lineheight;
} else {
y += lineheight;
draw = (y + lineheight >= top && y < bottom);
int l = utf8_len(b);
count -= l;
b += l;
}
x = xc;
w = textwidth(b, count);
}
if(draw) {
drawtexth(x, y, b, count, b - data, h, hlen, lineheight);
drawtextmark(x, y, b, count, b - data, mark, marklen, lineheight);
}
x += w;
b = a;
if(link) {
setcolor(c2);
link = 0;
}
if(a == end) {
if(greentext) {
setcolor(c1);
greentext = 0;
}
break;
}
if(*a == '\n') {
if(greentext) {
setcolor(c1);
greentext = 0;
}
y += lineheight;
draw = (y + lineheight >= top && y < bottom);
b += utf8_len(b);
x = xc;
}
}
a += utf8_len(a);
}
return y + lineheight;
}
uint16_t hittextmultiline(int mx, int right, int my, int height, uint16_t lineheight, char_t *str, uint16_t length, _Bool multiline)
{
if(my < 0) {
return 0;
}
if(my >= height) {
return length;
}
int x = 0;
char_t *a = str, *b = str, *end = str + length;
while(1) {
if(a == end || *a == '\n' || *a == ' ') {
int count = a - b, w = textwidth(b, a - b);
while(x + w > right && my >= lineheight) {
if(multiline && x == 0) {
int fit = textfit(b, count, right);
count -= fit;
b += fit;
my -= lineheight;
height -= lineheight;
} else if(!multiline) {
break;
} else {
my -= lineheight;
height -= lineheight;
int l = utf8_len(b);
count -= l;
b += l;
}
if(my >= -lineheight && my < 0) {
x = mx;
break;
}
x = 0;
w = textwidth(b, count);
}
if(a == end) {
if(my >= lineheight) {
return length;
}
break;
}
if((my >= 0 && my < lineheight) && (mx < 0 || (mx >= x && mx < x + w))) {
break;
}
x += w;
b = a;
if(*a == '\n') {
if(my >= 0 && my < lineheight) {
x = mx;
return a - str;
}
b += utf8_len(b);
my -= lineheight;
height -= lineheight;
x = 0;
}
}
a += utf8_len(a);
}
int fit;
if(mx >= right) {
fit = textfit(b, a - b, right - x);
} else if(mx - x > 0) {
int len = a - b;
fit = textfit_near(b, len + (a != end), mx - x);
} else {
fit = 0;
}
return (b - str) + fit;
}
int drawtextmultiline(int x, int right, int y, int top, int bottom, uint16_t lineheight, char_t *data, uint16_t length, uint16_t h, uint16_t hlen, _Bool multiline)
{
uint32_t c;
_Bool greentext = 0, draw = y + lineheight >= top;
int xc = x;
char_t *a = data, *b = a, *end = a + length;
while(1) {
if(a != end && *a == '>' && (a == data || *a == '\n')) {
c = setcolor(RGB(0, 128, 0));
greentext = 1;
}
if(a == end || *a == ' ' || *a == '\n') {
int count = a - b, w = textwidth(b, count);
while(x + w > right) {
if(multiline && x == xc) {
int fit = textfit(b, count, right - x);
if(draw) {
drawtexth(x, y, b, fit, b - data, h, hlen, lineheight);
}
count -= fit;
b += fit;
y += lineheight;
draw = (y + lineheight >= top && y < bottom);
} else if(!multiline) {
int fit = textfit(b, count, right - x);
if(draw) {
drawtexth(x, y, b, fit, b - data, h, hlen, lineheight);
}
return y + lineheight;
} else {
y += lineheight;
draw = (y + lineheight >= top && y < bottom);
int l = utf8_len(b);
count -= l;
b += l;
}
x = xc;
w = textwidth(b, count);
}
if(draw) {
drawtexth(x, y, b, count, b - data, h, hlen, lineheight);
}
x += w;
b = a;
if(a == end) {
if(greentext) {
setcolor(c);
greentext = 0;
}
break;
}
if(*a == '\n') {
if(greentext) {
setcolor(c);
greentext = 0;
}
y += lineheight;
draw = (y + lineheight >= top && y < bottom);
b += utf8_len(b);
x = xc;
}
}
a += utf8_len(a);
}
return y + lineheight;
}
