123 lines
3.2 KiB
Rust
123 lines
3.2 KiB
Rust
//! Frame container
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use crate::{paint::*, *};
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#[derive(Clone, Debug, Default)]
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pub struct Frame {
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// On each side
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pub margin: Vec2,
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pub corner_radius: f32,
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pub fill_color: Option<Color>,
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pub outline: Option<Outline>,
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}
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impl Frame {
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pub fn window(style: &Style) -> Self {
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Self {
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margin: style.window_padding,
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corner_radius: style.window.corner_radius,
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fill_color: Some(style.background_fill_color),
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outline: style.interact.inactive.rect_outline, // becauce we can resize windows
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}
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}
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pub fn menu_bar(_style: &Style) -> Self {
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Self {
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margin: Vec2::splat(1.0),
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corner_radius: 0.0,
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fill_color: None,
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outline: Some(Outline::new(0.5, color::white(128))),
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}
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}
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pub fn menu(style: &Style) -> Self {
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Self {
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margin: Vec2::splat(1.0),
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corner_radius: 2.0,
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fill_color: Some(style.background_fill_color),
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outline: Some(Outline::new(1.0, color::white(128))),
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}
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}
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pub fn popup(style: &Style) -> Self {
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Self {
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margin: style.window_padding,
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corner_radius: 5.0,
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fill_color: Some(style.background_fill_color),
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outline: Some(Outline::new(1.0, color::white(128))),
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}
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}
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pub fn fill_color(mut self, fill_color: Option<Color>) -> Self {
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self.fill_color = fill_color;
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self
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}
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pub fn outline(mut self, outline: Option<Outline>) -> Self {
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self.outline = outline;
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self
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}
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}
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pub struct Prepared {
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pub frame: Frame,
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outer_rect_bounds: Rect,
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where_to_put_background: usize,
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pub content_ui: Ui,
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}
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impl Frame {
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pub fn begin(self, ui: &mut Ui) -> Prepared {
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let outer_rect_bounds = ui.available();
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let inner_rect = outer_rect_bounds.shrink2(self.margin);
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let where_to_put_background = ui.paint_list_len();
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let content_ui = ui.child_ui(inner_rect);
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Prepared {
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frame: self,
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outer_rect_bounds,
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where_to_put_background,
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content_ui,
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}
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}
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pub fn show<R>(self, ui: &mut Ui, add_contents: impl FnOnce(&mut Ui) -> R) -> R {
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let mut prepared = self.begin(ui);
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let ret = add_contents(&mut prepared.content_ui);
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prepared.end(ui);
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ret
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}
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}
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impl Prepared {
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pub fn outer_rect(&self) -> Rect {
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Rect::from_min_max(
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self.outer_rect_bounds.min,
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self.content_ui.child_bounds().max + self.frame.margin,
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)
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}
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pub fn end(self, ui: &mut Ui) -> Rect {
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let outer_rect = self.outer_rect();
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let Prepared {
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frame,
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where_to_put_background,
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..
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} = self;
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ui.insert_paint_cmd(
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where_to_put_background,
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PaintCmd::Rect {
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corner_radius: frame.corner_radius,
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fill_color: frame.fill_color,
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outline: frame.outline,
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rect: outer_rect,
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},
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);
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ui.expand_to_include_child(outer_rect);
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// TODO: move cursor in parent ui
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outer_rect
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}
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}
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