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Merge pull request #8 from osui-rs/writer-rewrite

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Writer rewrite
This commit is contained in:
Leo Codes
2024-12-30 12:05:05 +01:00
committed by GitHub
parent 33bd0742ff 2cc029df91
commit ceffc597db
4 changed files with 146 additions and 98 deletions
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src/lib.rs
+86 -62
View File
@@ -117,8 +117,9 @@ pub struct Writer {
style: ui::StyleElement,
focused: bool,
size: (u16, u16),
absolute: (u16, u16),
pos: (u16, u16),
written: (u16, u16),
parent: Option<*mut Writer>,
}
pub struct State<T>(Arc<Mutex<T>>);
@@ -178,9 +179,22 @@ impl Document {
pub fn render(&self) {
if !self.element.is_null() {
let (width, height) = crossterm::terminal::size().unwrap();
let mut frame = utils::Frame::new((0, 0), (width, height), &self.css);
let mut writer = Writer {
css: &self.css,
focused: true,
style: ui::StyleElement {
// outline: (true, true),
..Default::default()
},
size: (width, height),
pos: (1, 1),
written: (0, 0),
parent: None,
};
let mut frame = writer.new_frame();
utils::clear();
frame.render(true, unsafe { &*self.element });
writer.after_render(width, height);
utils::flush();
}
}
@@ -345,73 +359,83 @@ impl<T> Handler<T> {
}
impl Writer {
pub fn new(
focused: bool,
style: ui::StyleElement,
absolute: (u16, u16),
size: (u16, u16),
css: &ui::Css,
) -> Writer {
Writer {
css,
style,
focused,
size,
absolute,
written: (0, 0),
pub fn after_render(&self, width: u16, height: u16) {
if self.style.outline.1 {
let ol = self.style.write_outline("│");
let hl = "─".repeat(width as usize - 2);
self.write_abs_outline(&self.style.write_outline(&format!("╭{}╮", hl)), (0, 0));
for i in 1..height {
self.write_abs_outline(&ol, (0, i));
self.write_abs_outline(&ol, (width - 1, i));
}
self.write_abs_outline(&self.style.write_outline(&format!("╰{}╯", hl)), (0, height));
}
}
pub fn write(&mut self, s: &str) {
let outline_ch = self.style.write_outline("│");
for (i, line) in s.lines().enumerate() {
if self.style.outline.1 {
print!(
"\x1B[{};{}H{outline_ch}{}",
self.absolute.1 + 2 + i as u16,
self.absolute.0 + 1,
self.style.write(line),
);
} else {
print!(
"\x1B[{};{}H{}",
self.absolute.1 + 1 + i as u16,
self.absolute.0 + 1,
self.style.write(line)
);
}
let line_len = line.len() as u16;
if line_len > self.written.0 {
self.written.0 = line_len;
}
self.written.1 += 1;
// let width = self.get_size().0 as usize;
// let s = s
// .lines()
// .map(|l| {
// if l.len() > width {
// l.chars().take(width).collect::<String>()
// } else {
// l.to_string()
// }
// })
// .collect::<Vec<String>>()
// .join("\n");
self.write_abs(&self.style.write(&s), (0, 0));
}
pub fn write_abs_outline(&self, s: &str, pos: (u16, u16)) {
if let Some(parent) = self.parent {
let parent = unsafe { &mut *parent };
parent.write_abs_outline(s, (self.pos.0 + pos.0, self.pos.1 + pos.1));
} else {
print!(
"\x1b[{};{}H{}",
self.pos.1 + pos.1 - 1,
self.pos.0 + pos.0 - 1,
self.style.write_outline(s)
);
}
}
if self.style.outline.1 {
print!(
"\x1B[{};{}H{}",
self.absolute.1 + 1,
self.absolute.0 + 1,
self.style.write_outline(&format!(
"╭{}╮",
"─".repeat(self.get_size_root().0 as usize)
))
);
print!(
"\x1B[{};{}H{}",
self.absolute.1 + self.written.1 + 2,
self.absolute.0 + 1,
self.style.write_outline(&format!(
"╰{}╯",
"─".repeat(self.get_size_root().0 as usize)
))
);
pub fn write_abs(&mut self, s: &str, pos: (u16, u16)) {
let width = self.get_size().0 as usize;
let mut max_written = self.written.0;
let mut lines_written = 0;
for i in 0..self.written.1 {
let truncated_lines: Vec<_> = s
.lines()
.map(|l| {
let truncated = if l.len() > width {
l.chars().take(width).collect::<String>()
} else {
l.to_string()
};
max_written = max_written.max(truncated.len() as u16);
lines_written += 1;
truncated
})
.collect();
self.written.0 = max_written;
self.written.1 += lines_written;
if let Some(parent) = self.parent {
let parent = unsafe { &mut *parent };
let combined_pos = (self.pos.0 + pos.0, self.pos.1 + pos.1);
let s_combined = truncated_lines.join("\n");
parent.write_abs(&s_combined, combined_pos);
} else {
for (i, line) in truncated_lines.iter().enumerate() {
print!(
"\x1B[{};{}H{outline_ch}",
self.absolute.1 + i + 2,
self.absolute.0 + self.get_size_root().0 + 2,
"\x1b[{};{}H{}",
self.pos.1 + pos.1 + i as u16,
self.pos.0 + pos.0,
line
);
}
}
@@ -448,7 +472,7 @@ impl Writer {
}
pub fn new_frame(&mut self) -> crate::utils::Frame {
crate::utils::Frame::new(self.absolute, self.get_size(), unsafe { &*self.css })
crate::utils::Frame::new(self)
}
pub fn caret(&self) -> String {
src/main.rs
+8 -7
View File
@@ -7,12 +7,13 @@ fn main() {
#[component]
pub fn App() {
rsx! {
async {
sleep(3000);
ersx!(text {
"OK"
})
}
text { "Hello world!" }
text { style: style!{
outline: true,
}, "Hello, World!\nabc" }
text { style: style!{
outline: true,
width: 3 px
}, "Hello, World!\nabc testing" }
}
}
src/ui/styles.rs
+13 -2
View File
@@ -322,14 +322,18 @@ impl Number {
}
pub fn as_size(&self, written: u16, frame_size: u16, outline: bool) -> u16 {
if *self == Number::Auto {
written
if written > 0 {
written - 1
} else {
written
}
} else if outline {
self.as_size_raw(frame_size) - 2
} else {
self.as_size_raw(frame_size)
}
}
pub fn as_position(&self, used: &u16, frame_size: u16) -> u16 {
pub fn as_position_raw(&self, used: &u16, frame_size: u16) -> u16 {
match self {
crate::ui::Number::Px(px) => *px,
crate::ui::Number::Pe(pe) => (frame_size * pe) / 100,
@@ -337,4 +341,11 @@ impl Number {
crate::ui::Number::Auto => *used,
}
}
pub fn as_position(&self, outline: bool, used: &u16, frame_size: u16) -> u16 {
if outline {
self.as_position_raw(used, frame_size) + 1
} else {
self.as_position_raw(used, frame_size)
}
}
}
src/utils.rs
+39 -27
View File
@@ -1,37 +1,28 @@
use std::io::{stdout, Write};
use crate::ui;
pub struct Frame<'a> {
used: Vec<u16>,
width: u16,
height: u16,
x: u16,
y: u16,
css: &'a ui::Css,
writer: &'a mut crate::Writer,
}
impl<'a> Frame<'a> {
pub fn new((x, y): (u16, u16), (width, height): (u16, u16), css: &'a crate::ui::Css) -> Self {
pub fn new(writer: &'a mut crate::Writer) -> Self {
Frame {
used: vec![0; height as usize],
width,
height,
x,
y,
css,
used: vec![0; writer.size.1 as usize],
writer,
}
}
pub fn render(&mut self, focused: bool, element: &crate::Element) {
let style = element.get_style();
let mut style_element = style.clone().get(focused);
let css = unsafe { &*self.writer.css };
for class in element.get_class().split(" ") {
if let Some(upper) = self.css.get(&ui::StyleName::Class(class.to_string())) {
if let Some(upper) = css.get(&crate::ui::StyleName::Class(class.to_string())) {
style_element.merge(upper);
}
if let Some(upper) = self.css.get(&ui::StyleName::ClassState(
if let Some(upper) = css.get(&crate::ui::StyleName::ClassState(
class.to_string(),
if style.2 == "" && focused {
"hover".to_string()
@@ -45,6 +36,7 @@ impl<'a> Frame<'a> {
if style_element.visible.1 {
let y = style_element.y.1.as_position(
style_element.outline.1,
&{
let mut y = 0;
while y < self.used.len() && self.used[y] != 0 {
@@ -52,28 +44,48 @@ impl<'a> Frame<'a> {
}
y as u16
},
self.height,
self.writer.size.1,
);
if let Some(y_) = self.used.get(y as usize) {
let x = style_element.x.1.as_position(y_, self.width);
let mut writer = crate::Writer::new(
let x =
style_element
.x
.1
.as_position(style_element.outline.1, y_, self.writer.size.0);
let mut writer = crate::Writer {
focused,
style_element.clone(),
(x + self.x, y + self.y),
(self.width, self.height),
self.css,
);
style: style_element.clone(),
pos: (x, y),
size: self.writer.size,
css,
parent: Some(self.writer),
written: (0, 0),
};
element.render(&mut writer);
let (mut width, mut height) = writer.get_size_root();
if style_element.outline.1 {
width += 2;
height += 2;
}
for i in y..y + height {
if let Some(o) = self.used.get_mut(i as usize) {
*o += x + width;
{
let (mut x, mut y) = (x, y);
if style_element.outline.1 {
x -= 1;
y -= 1;
}
let height = if style_element.outline.1 {
height + 1
} else {
height
};
for i in y..y + height {
if let Some(o) = self.used.get_mut(i as usize) {
*o += x + width + 1;
}
}
}
writer.after_render(width, height);
}
}
}