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well, one tui example works again
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facile pop culture reference
parent
145047b7ff
commit
be14173126
8 changed files with 440 additions and 362 deletions
239
src/term/border.rs
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239
src/term/border.rs
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@ -0,0 +1,239 @@
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use super::*;
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/// Draw border around item shrunk by 1 on each side.
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///
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/// ```
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/// /// TODO
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/// ```
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pub const fn border <T, S: BorderStyle> (on: bool, style: S, draw: impl Draw<Tui>) -> impl Draw<Tui> {
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let content = wh_pad(1, 1, draw);
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let outline = when(on, thunk(move|to: &mut Tui|{
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let XYWH(x, y, w, h) = to.1;
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if w > 0 && h > 0 {
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to.blit(&style.border_nw(), x, y, style.style());
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to.blit(&style.border_ne(), x + w - 1, y, style.style());
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to.blit(&style.border_sw(), x, y + h - 1, style.style());
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to.blit(&style.border_se(), x + w - 1, y + h - 1, style.style());
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for x in x+1..x+w-1 {
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to.blit(&style.border_n(), x, y, style.style());
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to.blit(&style.border_s(), x, y + h - 1, style.style());
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}
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for y in y+1..y+h-1 {
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to.blit(&style.border_w(), x, y, style.style());
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to.blit(&style.border_e(), x + w - 1, y, style.style());
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}
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}
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Ok(XYWH(x, y, w, h))
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}));
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above(outline, content)
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}
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macro_rules! border {
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($($T:ident {
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$nw:literal $n:literal $ne:literal $w:literal $e:literal $sw:literal $s:literal $se:literal
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$($x:tt)*
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}),+) => {$(
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impl BorderStyle for $T {
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const NW: &'static str = $nw;
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const N: &'static str = $n;
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const NE: &'static str = $ne;
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const W: &'static str = $w;
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const E: &'static str = $e;
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const SW: &'static str = $sw;
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const S: &'static str = $s;
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const SE: &'static str = $se;
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$($x)*
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fn enabled (&self) -> bool { self.0 }
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}
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#[derive(Copy, Clone)] pub struct $T(pub bool, pub Style);
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//impl Layout<Tui> for $T {}
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impl Draw<Tui> for $T {
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fn draw (self, to: &mut Tui) -> Usually<XYWH<u16>> {
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when(self.enabled(), thunk(|to: &mut Tui|BorderStyle::draw(self, to))).draw(to)
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}
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}
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)+}
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}
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border! {
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Square {
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"┌" "─" "┐"
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"│" "│"
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"└" "─" "┘" fn style (&self) -> Option<Style> { Some(self.1) }
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},
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SquareBold {
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"┏" "━" "┓"
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"┃" "┃"
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"┗" "━" "┛" fn style (&self) -> Option<Style> { Some(self.1) }
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},
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TabLike {
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"╭" "─" "╮"
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"│" "│"
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"│" " " "│" fn style (&self) -> Option<Style> { Some(self.1) }
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},
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Lozenge {
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"╭" "─" "╮"
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"│" "│"
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"╰" "─" "╯" fn style (&self) -> Option<Style> { Some(self.1) }
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},
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Brace {
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"╭" "" "╮"
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"│" "│"
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"╰" "" "╯" fn style (&self) -> Option<Style> { Some(self.1) }
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},
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LozengeDotted {
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"╭" "┅" "╮"
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"┇" "┇"
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"╰" "┅" "╯" fn style (&self) -> Option<Style> { Some(self.1) }
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},
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Quarter {
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"▎" "▔" "🮇"
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"▎" "🮇"
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"▎" "▁" "🮇" fn style (&self) -> Option<Style> { Some(self.1) }
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},
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QuarterV {
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"▎" "" "🮇"
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"▎" "🮇"
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"▎" "" "🮇" fn style (&self) -> Option<Style> { Some(self.1) }
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},
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Chamfer {
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"🭂" "▔" "🭍"
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"▎" "🮇"
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"🭓" "▁" "🭞" fn style (&self) -> Option<Style> { Some(self.1) }
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},
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Corners {
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"🬆" "" "🬊" // 🬴 🬸
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"" ""
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"🬱" "" "🬵" fn style (&self) -> Option<Style> { Some(self.1) }
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},
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CornersTall {
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"🭽" "" "🭾"
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"" ""
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"🭼" "" "🭿" fn style (&self) -> Option<Style> { Some(self.1) }
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},
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Outer {
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"🭽" "▔" "🭾"
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"▏" "▕"
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"🭼" "▁" "🭿"
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const W0: &'static str = "[";
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const E0: &'static str = "]";
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const N0: &'static str = "⎴";
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const S0: &'static str = "⎵";
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fn style (&self) -> Option<Style> { Some(self.1) }
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},
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Thick {
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"▄" "▄" "▄"
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"█" "█"
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"▀" "▀" "▀"
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fn style (&self) -> Option<Style> { Some(self.1) }
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},
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Rugged {
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"▄" "▂" "▄"
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"▐" "▌"
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"▀" "🮂" "▀"
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fn style (&self) -> Option<Style> { Some(self.1) }
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},
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Skinny {
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"▗" "▄" "▖"
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"▐" "▌"
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"▝" "▀" "▘"
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fn style (&self) -> Option<Style> { Some(self.1) }
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},
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Brackets {
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"⎡" "" "⎤"
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"" ""
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"⎣" "" "⎦"
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const W0: &'static str = "[";
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const E0: &'static str = "]";
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const N0: &'static str = "⎴";
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const S0: &'static str = "⎵";
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fn style (&self) -> Option<Style> { Some(self.1) }
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},
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Reticle {
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"⎡" "" "⎤"
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"" ""
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"⎣" "" "⎦"
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const W0: &'static str = "╟";
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const E0: &'static str = "╢";
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const N0: &'static str = "┯";
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const S0: &'static str = "┷";
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fn style (&self) -> Option<Style> { Some(self.1) }
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}
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}
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pub trait BorderStyle: Draw<Tui> + Copy {
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fn enabled (&self) -> bool;
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fn border_n (&self) -> &str { Self::N }
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fn border_s (&self) -> &str { Self::S }
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fn border_e (&self) -> &str { Self::E }
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fn border_w (&self) -> &str { Self::W }
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fn border_nw (&self) -> &str { Self::NW }
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fn border_ne (&self) -> &str { Self::NE }
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fn border_sw (&self) -> &str { Self::SW }
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fn border_se (&self) -> &str { Self::SE }
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#[inline] fn draw <'a> (self, to: &mut Tui) -> Usually<XYWH<u16>> {
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if self.enabled() {
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self.draw_h(to, None)?;
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self.draw_v(to, None)?;
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self.draw_c(to, None)?;
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}
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Ok(to.1)
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}
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#[inline] fn draw_h (self, to: &mut Tui, style: Option<Style>) -> Usually<XYWH<u16>> {
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let style = style.or_else(||self.style_horizontal());
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let y1 = to.y_north();
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let y2 = to.y_south().saturating_sub(1);
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for x in to.x_west()..to.x_east().saturating_sub(1) {
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to.blit(&Self::N, x, y1, style);
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to.blit(&Self::S, x, y2, style)
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}
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Ok(to.xywh())
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}
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#[inline] fn draw_v (self, to: &mut Tui, style: Option<Style>) -> Usually<XYWH<u16>> {
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let area = to.1;
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let style = style.or_else(||self.style_vertical());
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let [x, x2, y, y2] = area.lrtb();
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let h = y2 - y;
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if h > 1 {
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for y in y..y2.saturating_sub(1) {
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to.blit(&Self::W, x, y, style);
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to.blit(&Self::E, x2.saturating_sub(1), y, style);
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}
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} else if h > 0 {
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to.blit(&Self::W0, x, y, style);
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to.blit(&Self::E0, x2.saturating_sub(1), y, style);
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}
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Ok(area)
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}
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#[inline] fn draw_c (self, to: &mut Tui, style: Option<Style>) -> Usually<XYWH<u16>> {
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let area = to.1;
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let style = style.or_else(||self.style_corners());
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let XYWH(x, y, w, h) = area;
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if w > 1 && h > 1 {
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to.blit(&Self::NW, x, y, style);
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to.blit(&Self::NE, x + w - 1, y, style);
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to.blit(&Self::SW, x, y + h- 1, style);
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to.blit(&Self::SE, x + w - 1, y + h - 1, style);
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}
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Ok(area)
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}
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#[inline] fn style (&self) -> Option<Style> { None }
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#[inline] fn style_horizontal (&self) -> Option<Style> { self.style() }
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#[inline] fn style_vertical (&self) -> Option<Style> { self.style() }
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#[inline] fn style_corners (&self) -> Option<Style> { self.style() }
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const NW: &'static str = "";
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const N: &'static str = "";
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const NE: &'static str = "";
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const E: &'static str = "";
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const SE: &'static str = "";
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const S: &'static str = "";
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const SW: &'static str = "";
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const W: &'static str = "";
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const N0: &'static str = "";
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const S0: &'static str = "";
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const W0: &'static str = "";
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const E0: &'static str = "";
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}
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