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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,153 @@ | ||
| use std::ops::{Deref, DerefMut}; | ||
|
|
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| use winit::keyboard::KeyCode; | ||
| use crate::assets::DARK_STRIPE_UV; | ||
|
|
||
| use crate::color::TextColor; | ||
| use crate::StrExt; | ||
| use crate::text::{Cachelike, KeyResult, Text}; | ||
| use crate::vertex_buffer_builder::{Vec2u, VertexBufferBuilder}; | ||
|
|
||
| #[derive(Clone, Eq)] | ||
| pub struct SearchBoxCache { | ||
| value: String, | ||
| cursor: usize, | ||
| selection: Option<usize>, | ||
| } | ||
|
|
||
| impl PartialEq for SearchBoxCache { | ||
| fn eq(&self, other: &Self) -> bool { | ||
| self.value == other.value | ||
| } | ||
| } | ||
|
|
||
| impl Cachelike<SearchBoxAdditional> for SearchBoxCache { | ||
| fn new(text: &Text<SearchBoxAdditional, Self>) -> Self where Self: Sized { | ||
| Self { | ||
| value: text.value.clone(), | ||
| cursor: text.cursor, | ||
| selection: text.selection, | ||
| } | ||
| } | ||
|
|
||
| fn revert(self, text: &mut Text<SearchBoxAdditional, Self>) where Self: Sized { | ||
| text.value = self.value; | ||
| text.cursor = self.cursor; | ||
| text.selection = self.selection; | ||
| } | ||
| } | ||
|
|
||
| #[derive(Clone)] | ||
| pub struct SearchBoxAdditional { | ||
| selected: bool, | ||
| horizontal_scroll: usize, | ||
| } | ||
|
|
||
| pub struct SearchBox(Text<SearchBoxAdditional, SearchBoxCache>); | ||
|
|
||
| impl Deref for SearchBox { | ||
| type Target = Text<SearchBoxAdditional, SearchBoxCache>; | ||
|
|
||
| fn deref(&self) -> &Self::Target { | ||
| &self.0 | ||
| } | ||
| } | ||
|
|
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| impl DerefMut for SearchBox { | ||
| fn deref_mut(&mut self) -> &mut Self::Target { | ||
| &mut self.0 | ||
| } | ||
| } | ||
|
|
||
| impl SearchBox { | ||
| pub fn new() -> Self { | ||
| Self(Text::new(String::new(), 0, true, SearchBoxAdditional { selected: false, horizontal_scroll: 0 })) | ||
| } | ||
|
|
||
| pub const fn uninit() -> Self { | ||
| Self(Text::uninit()) | ||
| } | ||
|
|
||
| pub fn render(&self, builder: &mut VertexBufferBuilder) { | ||
| use std::fmt::Write; | ||
|
|
||
| let pos = Vec2u::new(284, 23); | ||
|
|
||
| builder.draw_texture_region_z( | ||
| pos, | ||
| 0, | ||
| DARK_STRIPE_UV, | ||
| (builder.window_width() - 215 - pos.x, 22), | ||
| (16, 16), | ||
| ); | ||
|
|
||
| builder.horizontal_scroll = self.horizontal_scroll; | ||
| if self.value.is_empty() { | ||
| builder.settings(pos + (0, 3), false, 0); | ||
| builder.color = TextColor::Gray.to_raw(); | ||
| let _ = write!(builder, "Search..."); | ||
| } | ||
| if self.is_selected() { | ||
| self.0.render(builder, TextColor::White, pos + (0, 3), 0); | ||
| } else { | ||
| builder.settings(pos + (0, 3), false, 0); | ||
| builder.color = TextColor::White.to_raw(); | ||
| let _ = write!(builder, "{}", self.value); | ||
| } | ||
| builder.horizontal_scroll = 0; | ||
| } | ||
|
|
||
| #[inline] | ||
| pub fn deselect(&mut self) { | ||
| self.selected = false; | ||
| self.cursor = 0; | ||
| self.selection = None; | ||
| // better ui this way | ||
| // self.horizontal_scroll = 0; | ||
| } | ||
|
|
||
| #[inline] | ||
| pub fn select(&mut self, x: usize) { | ||
| let x = x + self.horizontal_scroll; | ||
| self.cursor = 'a: { | ||
| let mut current_x = 0; | ||
| for (idx, char) in self.value.char_indices() { | ||
| let width = if (x as u32) < 56832 { VertexBufferBuilder::CHAR_WIDTH[char as usize] as usize } else { 0 }; | ||
| if current_x + width / 2 >= x { | ||
| break 'a idx; | ||
| } | ||
| current_x += width; | ||
| } | ||
| self.value.len() | ||
| }; | ||
| self.selected = true; | ||
| self.interact(); | ||
| } | ||
|
|
||
| #[inline] | ||
| pub fn search(&mut self) { | ||
| todo!() | ||
| } | ||
|
|
||
| #[inline] | ||
| #[must_use] | ||
| pub fn is_selected(&self) -> bool { | ||
| self.selected | ||
| } | ||
|
|
||
| #[inline] | ||
| pub fn post_input(&mut self, window_dims: (usize, usize)) { | ||
| let (window_width, _) = window_dims; | ||
| self.0.post_input(); | ||
| let field_width = window_width - 215 - 284; | ||
| let precursor_width = self.value.split_at(self.cursor).0.width(); | ||
| // 8px space just to look cleaner | ||
| let horizontal_scroll = (precursor_width + 8).saturating_sub(field_width); | ||
| self.horizontal_scroll = horizontal_scroll; | ||
| } | ||
|
|
||
| #[must_use] | ||
| pub fn on_key_press(&mut self, key: KeyCode, char: Option<char>, flags: u8) -> KeyResult { | ||
| self.0.on_key_press(key, char, flags) | ||
| } | ||
| } |
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