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wip new gui
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92
kubi/src/gui_v2.rs
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92
kubi/src/gui_v2.rs
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@ -0,0 +1,92 @@
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use glam::{Vec2, vec2, Vec4};
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use shipyard::Unique;
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pub enum UiSize {
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Auto,
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Percentage(f32),
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Pixels(f32),
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}
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struct LayoutInfo {
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position: Vec2,
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max_preferred_size: Vec2,
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}
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struct Response {
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size: Vec2
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}
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pub trait UiElement {
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fn process(&self, layout: &LayoutInfo, draw: &mut Vec<UiDrawCall>) -> Response;
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fn measure(&self, layout: &LayoutInfo) -> Option<Response> { None }
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}
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pub enum LayoutDirection {
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Horizontal,
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Vertical
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}
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pub struct LayoutBox {
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pub direction: LayoutDirection,
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pub gap: f32,
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pub elements: Vec<Box<dyn UiElement>>,
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}
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struct ProgressBar {
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size: (UiSize, UiSize),
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value: f32,
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color_foreground: Vec4,
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color_background: Vec4,
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}
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const BAR_HEIGHT: f32 = 20.0;
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impl UiElement for ProgressBar {
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fn measure(&self, layout: &LayoutInfo) -> Option<Response> {
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let width = match self.size.0 {
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UiSize::Auto => layout.max_preferred_size.x,
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UiSize::Percentage(p) => layout.max_preferred_size.x * p,
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UiSize::Pixels(p) => p,
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};
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let height = match self.size.1 {
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UiSize::Auto => BAR_HEIGHT,
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UiSize::Percentage(p) => layout.max_preferred_size.y * p,
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UiSize::Pixels(p) => p,
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};
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let size = Vec2::new(width, height);
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Some(Response { size })
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}
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fn process(&self, layout: &LayoutInfo, draw: &mut Vec<UiDrawCall>) -> Response {
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let measure = self.measure(layout).unwrap();
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draw.push(UiDrawCall::Rectangle {
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position: layout.position,
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size: measure.size,
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color: self.color_background
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});
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draw.push(UiDrawCall::Rectangle {
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position: layout.position,
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size: measure.size * vec2(self.value, 1.0),
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color: self.color_foreground
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});
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measure
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}
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}
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enum UiDrawCall {
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Rectangle {
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///Position in pixels
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position: Vec2,
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///Size in pixels
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size: Vec2,
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///Color (RGBA)
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color: Vec4,
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}
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}
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#[derive(Unique)]
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struct UiDrawCalls {
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pub calls: Vec<UiDrawCall>,
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}
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@ -30,6 +30,7 @@ pub(crate) mod cursor_lock;
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pub(crate) mod control_flow;
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pub(crate) mod state;
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pub(crate) mod gui;
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pub(crate) mod gui_v2;
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pub(crate) mod networking;
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pub(crate) mod init;
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pub(crate) mod color;
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