use projection helper in terminal compositor

This commit is contained in:
Michael Sippel 2021-02-17 18:18:39 +01:00
parent 4485b3cf13
commit eb6dc43e53
Signed by: senvas
GPG key ID: F96CF119C34B64A6
2 changed files with 191 additions and 155 deletions

View file

@ -10,7 +10,7 @@ pub mod terminal;
pub mod projection;
pub mod string_editor;
pub mod leveled_term_view;
pub mod cell_layout;
//pub mod cell_layout;
use {
async_std::{task},
@ -39,13 +39,69 @@ use {
};
//<<<<>>>><<>><><<>><<<*>>><<>><><<>><<<<>>>>
/*
struct ListView {
opening: OuterViewPort<dyn SequenceView<Item = TerminalAtom>>,
closing: OuterViewPort<dyn SequenceView<Item = TerminalAtom>>,
delim: OuterViewPort<dyn SequenceView<Item = TerminalAtom>>,
data: Option<Arc<dyn SequenceView<Item = OuterViewPort<dyn SequenceView<Item = TerminalAtom>>>>>,
cast: Arc<RwLock<ObserverBroadcast<>>
}
impl View for ListView {
type Msg = usize;
}
impl SequenceView for ListView {
type Item = OuterViewPort<dyn SequenceView<Item = TerminalAtom>>;
fn get(&self, idx: usize) -> Option<Self::Item> {
let len = self.data.len();
if idx == 0 {
Some(self.opening.clone())
} else if idx < len*2 {
if idx % 2 == 1 {
self.data.get(idx / 2)
} else {
Some(self.delim.clone())
}
} else if idx == len*2 {
Some(self.closing.clone())
} else {
None
}
}
}
impl Observer<dyn SequenceView<Item = OuterViewPort<dyn SequenceView<Item = TerminalAtom>>>> for ListView {
fn reset(&mut self, v: Option<Arc<dyn SequenceView<Item = OuterViewPort<dyn SequenceView<Item = TerminalAtom>>>>>) {
self.data = v;
}
fn notify(&self, idx: usize) {
}
}
impl ListView {
fn new(
data: OuterViewPort<dyn SequenceView<Item = OuterViewPort<dyn SequenceView<Item = TerminalAtom>>>>,
port: InnerViewPort<dyn SequenceView<Item = OuterViewPort<dyn SequenceView<Item = TerminalAtom>>>>
) -> Self {
let
}
}
*/
#[async_std::main]
async fn main() {
let term_port = ViewPort::<dyn TerminalView>::new();
let mut compositor = TerminalCompositor::new(term_port.inner());
compositor.push(ViewPort::<dyn TerminalView>::with_view(Arc::new(ScrambleBackground)).into_outer());
//compositor.push(ViewPort::<dyn TerminalView>::with_view(Arc::new(ScrambleBackground)).into_outer());
let mut term = Terminal::new(term_port.outer());
let term_writer = term.get_writer();
@ -60,6 +116,23 @@ async fn main() {
let window_size_port = ViewPort::new();
let mut window_size = SingletonBuffer::new(Vector2::new(0, 0), window_size_port.inner());
let str_list_port = ViewPort::new();
let mut str_list = VecBuffer::<OuterViewPort<dyn SequenceView<Item = TerminalAtom>>>::new(str_list_port.inner());
compositor.write().unwrap().push(
str_list_port.outer()
.to_sequence()
.flatten()
.to_index()
.map_key(
|idx| Point2::new(*idx as i16, 0 as i16),
|pt| if pt.y == 0 { Some(pt.x as usize) } else { None }
)
);
//<<<<>>>><<>><><<>><<<*>>><<>><><<>><<<<>>>>
// welcome message
task::spawn(async move {
let opening_port = ViewPort::new();
let mut opening = VecBuffer::new(opening_port.inner());
@ -80,31 +153,17 @@ async fn main() {
delim.push(TerminalAtom::new(' ', TerminalStyle::fg_color((180, 120, 80))));
closing.push(TerminalAtom::new(']', TerminalStyle::fg_color((180, 120, 80))));
let str_list_port = ViewPort::new();
let mut str_list = VecBuffer::<OuterViewPort<dyn SequenceView<Item = TerminalAtom>>>::new(str_list_port.inner());
str_list.push(opening_port.outer().to_sequence());
str_list.push(closing_port.outer().to_sequence());
compositor.push(
str_list_port.outer()
.to_sequence()
.flatten()
.to_index()
.map_key(
|idx| Point2::new(*idx as i16, 0 as i16),
|pt| if pt.y == 0 { Some(pt.x as usize) } else { None }
)
);
//<<<<>>>><<>><><<>><<<*>>><<>><><<>><<<<>>>>
// welcome message
task::sleep(std::time::Duration::from_millis(500)).await;
str_list.insert(1, e1_port.outer().to_sequence());
for c in "Welcome!".chars() {
e1.push(TerminalAtom::new(c, TerminalStyle::fg_color((180, 180, 255))));
task::sleep(std::time::Duration::from_millis(80)).await;
}
task::sleep(std::time::Duration::from_millis(500)).await;
str_list.insert(2, delim_port.outer().to_sequence());
str_list.insert(3, e2_port.outer().to_sequence());
@ -132,8 +191,9 @@ async fn main() {
task::sleep(std::time::Duration::from_millis(80)).await;
}
loop {
for i in 0 .. 10 {
task::sleep(std::time::Duration::from_millis(100)).await;
task::sleep(std::time::Duration::from_millis(60)).await;
let col = (100+10*i, 55+20*i, 20+ 20*i);
*opening.get_mut(0) = TerminalAtom::new('{', TerminalStyle::fg_color(col));
@ -141,12 +201,14 @@ async fn main() {
}
for i in 0 .. 10 {
task::sleep(std::time::Duration::from_millis(100)).await;
task::sleep(std::time::Duration::from_millis(60)).await;
let col = (100+10*i, 55+20*i, 20+ 20*i);
*opening.get_mut(0) = TerminalAtom::new('<', TerminalStyle::fg_color(col));
*closing.get_mut(0) = TerminalAtom::new('>', TerminalStyle::fg_color(col));
}
}
});
//<<<<>>>><<>><><<>><<<*>>><<>><><<>><<<<>>>>
// string editor 1
@ -158,6 +220,22 @@ async fn main() {
let mut editor2 = StringEditor::new();
let (leveled_edit2_view, leveled_edit2_view_port) = LeveledTermView::new(editor2.insert_view());
compositor.write().unwrap().push(
leveled_edit_view_port
.map_key(
|p| p + Vector2::new(1, 1),
|p| Some(p - Vector2::new(1, 1))
)
);
compositor.write().unwrap().push(
leveled_edit2_view_port
.map_key(
|p| p + Vector2::new(1, 2),
|p| Some(p - Vector2::new(1, 2))
)
);
/*\
<<<<>>>><<>><><<>><<<*>>><<>><><<>><<<<>>>>

View file

@ -7,70 +7,67 @@ use {
crate::{
core::{InnerViewPort, OuterViewPort, Observer, ObserverExt, ObserverBroadcast},
index::{ImplIndexView},
terminal::{TerminalAtom, TerminalView}
terminal::{TerminalAtom, TerminalView},
projection::ProjectionHelper
}
};
struct CompositeLayer {
comp: Weak<RwLock<TerminalCompositeView>>,
idx: usize
//<<<<>>>><<>><><<>><<<*>>><<>><><<>><<<<>>>>
pub struct TerminalCompositor {
layers: Vec<Arc<dyn TerminalView>>,
cast: Arc<RwLock<ObserverBroadcast<dyn TerminalView>>>,
proj_helper: ProjectionHelper<Self>
}
impl Observer<dyn TerminalView> for CompositeLayer {
fn reset(&mut self, view: Option<Arc<dyn TerminalView>>) {
let comp = self.comp.upgrade().unwrap();
let mut c = comp.write().unwrap();
//<<<<>>>><<>><><<>><<<*>>><<>><><<>><<<<>>>>
let v = &mut c.layers.get_mut(&self.idx).unwrap().1;
let old_view = v.clone();
*v = view.clone();
drop(v);
impl TerminalCompositor {
pub fn new(
port: InnerViewPort<dyn TerminalView>
) -> Arc<RwLock<Self>> {
let comp = Arc::new(RwLock::new(
TerminalCompositor {
layers: Vec::new(),
cast: port.get_broadcast(),
proj_helper: ProjectionHelper::new()
}
));
if let Some(old_view) = old_view {
if let Some(area) = old_view.area() {
c.cast.notify_each(area);
comp.write().unwrap().proj_helper.set_proj(&comp);
port.set_view(Some(comp.clone()));
comp
}
pub fn push(&mut self, v: OuterViewPort<dyn TerminalView>) {
self.layers.push(
self.proj_helper.new_index_arg(
v,
|s: &mut Self, pos| {
s.cast.notify(pos);
}
)
);
}
}
if let Some(view) = view.as_ref() {
if let Some(area) = view.area() {
c.cast.notify_each(area);
}
}
}
//<<<<>>>><<>><><<>><<<*>>><<>><><<>><<<<>>>>
fn notify(&self, pos: &Point2<i16>) {
self.comp
.upgrade().unwrap()
.read().unwrap()
.cast.notify(pos);
}
}
pub struct TerminalCompositeView {
idx_count: usize,
layers: HashMap<usize, (Arc<RwLock<CompositeLayer>>, Option<Arc<dyn TerminalView>>)>,
cast: Arc<RwLock<ObserverBroadcast<dyn TerminalView>>>
}
impl ImplIndexView for TerminalCompositeView {
impl ImplIndexView for TerminalCompositor {
type Key = Point2<i16>;
type Value = TerminalAtom;
fn get(&self, pos: &Point2<i16>) -> Option<TerminalAtom> {
let mut atom = None;
for idx in 0 .. self.idx_count {
if let Some(l) = self.layers.get(&idx) {
if let Some(view) = l.1.as_ref() {
match (atom, view.get(pos)) {
for layer in self.layers.iter() {
match (atom, layer.get(pos)) {
(None, next) => atom = next,
(Some(last), Some(next)) => atom = Some(next.add_style_back(last.style)),
_ => {}
}
}
}
}
atom
}
@ -78,13 +75,12 @@ impl ImplIndexView for TerminalCompositeView {
fn area(&self) -> Option<Vec<Point2<i16>>> {
let mut area = Some(Vec::new());
for (_, layer) in self.layers.iter() {
if let Some(view) = layer.1.as_ref() {
for layer in self.layers.iter() {
if let (
Some(mut new_area),
Some(area)
) = (
view.area(),
layer.area(),
area.as_mut()
) {
area.append(&mut new_area);
@ -92,46 +88,8 @@ impl ImplIndexView for TerminalCompositeView {
area = None;
}
}
}
area
}
}
pub struct TerminalCompositor {
view: Arc<RwLock<TerminalCompositeView>>
}
impl TerminalCompositor {
pub fn new(
port: InnerViewPort<dyn TerminalView>
) -> Self {
let view = Arc::new(RwLock::new(
TerminalCompositeView {
idx_count: 0,
layers: HashMap::new(),
cast: port.get_broadcast()
}
));
port.set_view(Some(view.clone()));
TerminalCompositor{ view }
}
pub fn push(&mut self, v: OuterViewPort<dyn TerminalView>) {
let mut comp = self.view.write().unwrap();
let idx = comp.idx_count;
comp.idx_count += 1;
let layer = Arc::new(RwLock::new(CompositeLayer {
comp: Arc::downgrade(&self.view),
idx: idx
}));
comp.layers.insert(idx, (layer.clone(), None));
drop(comp);
v.add_observer(layer);
}
}