add first list decorator projection

This commit is contained in:
Michael Sippel 2021-06-06 18:44:41 +02:00
parent e5e1fc180e
commit 0962b96c3a
Signed by: senvas
GPG key ID: F96CF119C34B64A6
2 changed files with 220 additions and 13 deletions

167
shell/src/list.rs Normal file
View file

@ -0,0 +1,167 @@
use {
std::sync::Arc,
std::sync::RwLock,
nested::{
core::{
View,
ViewPort,
OuterViewPort,
InnerViewPort,
Observer,
ObserverBroadcast
},
sequence::{SequenceView, VecBuffer},
terminal::{Terminal, TerminalAtom, TerminalStyle},
projection::ProjectionHelper
}
};
pub struct ListDecorator {
opening_port: OuterViewPort<dyn SequenceView<Item = char>>,
closing_port: OuterViewPort<dyn SequenceView<Item = char>>,
delim_port: OuterViewPort<dyn SequenceView<Item = char>>,
items: Arc<dyn SequenceView<Item = OuterViewPort<dyn SequenceView<Item = TerminalAtom>>>>,
list_style: TerminalStyle,
item_style: TerminalStyle,
cast: Arc<RwLock<ObserverBroadcast<dyn SequenceView<Item = OuterViewPort<dyn SequenceView<Item = TerminalAtom>>>>>>,
proj_helper: ProjectionHelper<Self>
}
impl View for ListDecorator {
type Msg = usize;
}
impl SequenceView for ListDecorator {
type Item = OuterViewPort<dyn SequenceView<Item = TerminalAtom>>;
fn len(&self) -> Option<usize> {
Some(self.items.len()? * 2 + 1)
}
fn get(&self, idx: &usize) -> Option<Self::Item> {
let item_idx = idx / 2;
let list_style = self.list_style.clone();
let item_style = self.item_style.clone();
Some(
if idx % 2 == 0 {
if item_idx == 0 {
self.opening_port.clone()
} else if item_idx == self.items.len().unwrap_or(0) {
self.closing_port.clone()
} else {
self.delim_port.clone()
}
.map(move |c| TerminalAtom::new(*c, list_style))
} else {
self.items
.get(&item_idx)?
.map(move |atom| atom.add_style_back(item_style))
}
)
}
}
impl ListDecorator {
pub fn new(
opening_port: OuterViewPort<dyn SequenceView<Item = char>>,
closing_port: OuterViewPort<dyn SequenceView<Item = char>>,
delim_port: OuterViewPort<dyn SequenceView<Item = char>>,
items_port: OuterViewPort<dyn SequenceView<Item = OuterViewPort<dyn SequenceView<Item = TerminalAtom>>>>,
list_style: TerminalStyle,
item_style: TerminalStyle,
out_port: InnerViewPort<dyn SequenceView<Item = OuterViewPort<dyn SequenceView<Item = TerminalAtom>>>>
) -> Arc<RwLock<Self>> {
let mut proj_helper = ProjectionHelper::new(out_port.0.update_hooks.clone());
let li = Arc::new(RwLock::new(ListDecorator {
opening_port,
closing_port,
delim_port,
items: proj_helper.new_sequence_arg(
items_port,
|s: &mut Self, item_idx| {
s.cast.notify(&(item_idx * 2));
s.cast.notify(&(item_idx * 2 + 1));
}
),
list_style,
item_style,
cast: out_port.get_broadcast(),
proj_helper
}));
out_port.set_view(Some(li.clone()));
li
}
pub fn lisp_style(
level: usize,
items_port: OuterViewPort<dyn SequenceView<Item = OuterViewPort<dyn SequenceView<Item = TerminalAtom>>>>,
out_port: InnerViewPort<dyn SequenceView<Item = OuterViewPort<dyn SequenceView<Item = TerminalAtom>>>>
) -> Arc<RwLock<Self>> {
let opening_port = ViewPort::new();
let opening = VecBuffer::<char>::with_data("(".chars().collect(), opening_port.inner());
let closing_port = ViewPort::new();
let closing = VecBuffer::<char>::with_data(")".chars().collect(), closing_port.inner());
let delim_port = ViewPort::new();
let delim = VecBuffer::<char>::with_data(" ".chars().collect(), delim_port.inner());
Self::new(
opening_port.outer().to_sequence(),
closing_port.outer().to_sequence(),
delim_port.outer().to_sequence(),
items_port,
TerminalStyle::fg_color(
match level {
0 => (200, 120, 10),
1 => (120, 200, 10),
_ => (255, 255, 255)
}
),
TerminalStyle::fg_color(
match level {
_ => (255, 255, 255)
}
),
out_port
)
}
pub fn c_style(
level: usize,
items_port: OuterViewPort<dyn SequenceView<Item = OuterViewPort<dyn SequenceView<Item = TerminalAtom>>>>,
out_port: InnerViewPort<dyn SequenceView<Item = OuterViewPort<dyn SequenceView<Item = TerminalAtom>>>>
) -> Arc<RwLock<Self>> {
let opening_port = ViewPort::new();
let opening = VecBuffer::<char>::with_data("{".chars().collect(), opening_port.inner());
let closing_port = ViewPort::new();
let closing = VecBuffer::<char>::with_data("}".chars().collect(), closing_port.inner());
let delim_port = ViewPort::new();
let delim = VecBuffer::<char>::with_data(", ".chars().collect(), delim_port.inner());
Self::new(
opening_port.outer().to_sequence(),
closing_port.outer().to_sequence(),
delim_port.outer().to_sequence(),
items_port,
TerminalStyle::fg_color(
match level {
_ => (255, 255, 255)
}
),
TerminalStyle::fg_color(
match level {
_ => (255, 255, 255)
}
),
out_port
)
}
}

View file

@ -24,6 +24,8 @@ use {
} }
}; };
pub mod list;
#[async_std::main] #[async_std::main]
async fn main() { async fn main() {
/* todo: /* todo:
@ -337,17 +339,55 @@ write::
); );
} }
{
let items_port = ViewPort::new();
let items = VecBuffer::with_data(
vec![
arg1_dec_mint_port
.map(|val| char::from_digit(*val as u32, 16).unwrap())
.map(|c| TerminalAtom::from(c)),
arg1_hex_unic_port.clone()
.map(|c| TerminalAtom::from(c)),
arg1_hex_unic_port.clone()
.map(|c| TerminalAtom::from(c)),
],
items_port.inner()
);
let liport = ViewPort::new();
let list_decorator = list::ListDecorator::lisp_style(
1,
items_port.outer().to_sequence(),
liport.inner()
);
let par_items_port = ViewPort::new();
let par_items = VecBuffer::with_data(
vec![
liport.outer().flatten(),
arg1_hex_unic_port.clone()
.map(|c| TerminalAtom::from(c)),
],
par_items_port.inner()
);
let par_liport = ViewPort::new();
let par_list_decorator = list::ListDecorator::lisp_style(
0,
par_items_port.outer().to_sequence(),
par_liport.inner()
);
compositor.write().unwrap().push( compositor.write().unwrap().push(
arg1_hex_unic_port par_liport.outer()
.flatten()
.to_index() .to_index()
.map_key( .map_key(
|idx| Point2::new(40 - *idx as i16, 3 as i16), |idx| Point2::new(*idx as i16, 3),
|pt| if pt.y == 3 { Some(40 - pt.x as usize) } else { None } |pt| if pt.y == 3 { Some(pt.x as usize) } else { None }
)
.map_item(
|_idx, digit| TerminalAtom::from(digit)
) )
); );
}
let magic_vec_port = ViewPort::new(); let magic_vec_port = ViewPort::new();
let _magic_vec = VecBuffer::with_data("<<<<>>>><<>><><<>><<<*>>><<>><><<>><<<<>>>>".chars().collect::<Vec<char>>(), magic_vec_port.inner()); let _magic_vec = VecBuffer::with_data("<<<<>>>><<>><><<>><<<*>>><<>><><<>><<<<>>>>".chars().collect::<Vec<char>>(), magic_vec_port.inner());
@ -393,7 +433,7 @@ write::
TerminalEvent::Input(Event::Key(Key::Home)) => ed.goto_end(), TerminalEvent::Input(Event::Key(Key::Home)) => ed.goto_end(),
TerminalEvent::Input(Event::Key(Key::End)) => ed.goto(0), TerminalEvent::Input(Event::Key(Key::End)) => ed.goto(0),
TerminalEvent::Input(Event::Key(Key::Char('\n'))) => {}, TerminalEvent::Input(Event::Key(Key::Char('\n'))) => {},
TerminalEvent::Input(Event::Key(Key::Char(c))) => { ed.insert(c); ed.prev() }, TerminalEvent::Input(Event::Key(Key::Char(c))) => { ed.insert(c); ed.prev(); },
TerminalEvent::Input(Event::Key(Key::Delete)) => ed.delete_prev(), TerminalEvent::Input(Event::Key(Key::Delete)) => ed.delete_prev(),
TerminalEvent::Input(Event::Key(Key::Backspace)) => ed.delete(), TerminalEvent::Input(Event::Key(Key::Backspace)) => ed.delete(),
TerminalEvent::Input(Event::Key(Key::Ctrl('c'))) => break, TerminalEvent::Input(Event::Key(Key::Ctrl('c'))) => break,