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use std::ops::Bound;
use std::ops::RangeBounds;
#[derive(Debug, Default, Clone)]
pub struct Text {
text: String,
selected: bool,
opaque: bool,
indices: Vec<Vec<usize>>,
}
impl Text {
pub fn new<S: AsRef<str>>(content: S) -> Self
where
S: ToString,
{
Text {
text: content.to_string(),
selected: false,
opaque: false,
indices: vec![],
}
}
pub fn selected(mut self) -> Self {
self.selected = true;
self
}
pub fn opaque(mut self) -> Self {
self.opaque = true;
self
}
pub fn color_indices(mut self, index_level: usize, mut indices: Vec<usize>) -> Self {
self.pad_indices(index_level);
self.indices
.get_mut(index_level)
.map(|i| i.append(&mut indices));
self
}
pub fn color_range<R: RangeBounds<usize>>(mut self, index_level: usize, indices: R) -> Self {
self.pad_indices(index_level);
let start = match indices.start_bound() {
Bound::Unbounded => 0,
Bound::Included(s) => *s,
Bound::Excluded(s) => *s,
};
let end = match indices.end_bound() {
Bound::Unbounded => self.text.chars().count(),
Bound::Included(s) => *s + 1,
Bound::Excluded(s) => *s,
};
let indices = (start..end).into_iter();
self.indices
.get_mut(index_level)
.map(|i| i.append(&mut indices.into_iter().collect()));
self
}
pub fn color_substring<S: AsRef<str>>(mut self, index_level: usize, substr: S) -> Self {
let substr = substr.as_ref();
let mut start = 0;
while let Some(pos) = self.text[start..].find(substr) {
let abs_pos = start + pos;
self = self.color_range(index_level, abs_pos..abs_pos + substr.chars().count());
start = abs_pos + substr.len();
}
self
}
pub fn color_all(self, index_level: usize) -> Self {
self.color_range(index_level, ..)
}
pub fn color_nth_substring<S: AsRef<str>>(
self,
index_level: usize,
substr: S,
occurrence_index: usize,
) -> Self {
let substr = substr.as_ref();
let mut start = 0;
let mut count = 0;
while let Some(pos) = self.text[start..].find(substr) {
if count == occurrence_index {
let abs_pos = start + pos;
return self.color_range(index_level, abs_pos..abs_pos + substr.len());
}
count += 1;
start = start + pos + substr.len();
}
self
}
pub fn content(&self) -> &str {
&self.text
}
fn pad_indices(&mut self, index_level: usize) {
if self.indices.get(index_level).is_none() {
for _ in self.indices.len()..=index_level {
self.indices.push(vec![]);
}
}
}
pub fn serialize(&self) -> String {
let text = self
.text
.to_string()
.as_bytes()
.iter()
.map(|b| b.to_string())
.collect::<Vec<_>>()
.join(",");
let mut indices = String::new();
for index_variants in &self.indices {
indices.push_str(&format!(
"{}$",
index_variants
.iter()
.map(|i| i.to_string())
.collect::<Vec<_>>()
.join(",")
));
}
let mut prefix = "".to_owned();
if self.selected {
prefix = format!("x{}", prefix);
}
if self.opaque {
prefix = format!("z{}", prefix);
}
format!("{}{}{}", prefix, indices, text)
}
pub fn len(&self) -> usize {
self.text.chars().count()
}
}
pub fn print_text(text: Text) {
print!("\u{1b}Pztext;{}\u{1b}\\", text.serialize())
}
pub fn print_text_with_coordinates(
text: Text,
x: usize,
y: usize,
width: Option<usize>,
height: Option<usize>,
) {
let width = width.map(|w| w.to_string()).unwrap_or_default();
let height = height.map(|h| h.to_string()).unwrap_or_default();
print!(
"\u{1b}Pztext;{}/{}/{}/{};{}\u{1b}\\",
x,
y,
width,
height,
text.serialize()
)
}
pub fn serialize_text(text: &Text) -> String {
format!("\u{1b}Pztext;{}\u{1b}\\", text.serialize())
}
pub fn serialize_text_with_coordinates(
text: &Text,
x: usize,
y: usize,
width: Option<usize>,
height: Option<usize>,
) -> String {
let width = width.map(|w| w.to_string()).unwrap_or_default();
let height = height.map(|h| h.to_string()).unwrap_or_default();
format!(
"\u{1b}Pztext;{}/{}/{}/{};{}\u{1b}\\",
x,
y,
width,
height,
text.serialize()
)
}
|
