103 lines
2.9 KiB
Rust
103 lines
2.9 KiB
Rust
use super::*;
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use crate::prelude::*;
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pub trait CoreWidget<W, Tag> {
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fn pad(self, padding: impl Into<Padding>) -> impl WidgetFn<Padded>;
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fn align(self, align: Align) -> impl WidgetFn<Aligned>;
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fn center(self) -> impl WidgetFn<Aligned>;
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fn label(self, label: impl Into<String>) -> impl WidgetIdFn<W>;
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fn sized(self, size: impl Into<Vec2>) -> impl WidgetFn<Sized>;
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fn offset(self, amt: impl Into<UiVec2>) -> impl WidgetFn<Offset>;
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fn scroll(self) -> impl WidgetIdFn<Offset>;
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fn masked(self) -> impl WidgetFn<Masked>;
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}
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impl<W: WidgetLike<Tag>, Tag> CoreWidget<W::Widget, Tag> for W {
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fn pad(self, padding: impl Into<Padding>) -> impl WidgetFn<Padded> {
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|ui| Padded {
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padding: padding.into(),
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inner: self.add(ui).any(),
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}
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}
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fn align(self, align: Align) -> impl WidgetFn<Aligned> {
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move |ui| Aligned {
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inner: self.add(ui).any(),
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align,
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}
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}
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fn center(self) -> impl WidgetFn<Aligned> {
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self.align(Align::Center)
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}
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fn label(self, label: impl Into<String>) -> impl WidgetIdFn<W::Widget> {
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|ui| {
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let id = self.add(ui);
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ui.set_label(&id, label.into());
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id
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}
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}
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fn sized(self, size: impl Into<Vec2>) -> impl WidgetFn<Sized> {
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move |ui| Sized {
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inner: self.add(ui).any(),
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size: size.into(),
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}
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}
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fn offset(self, amt: impl Into<UiVec2>) -> impl WidgetFn<Offset> {
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move |ui| Offset {
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inner: self.add(ui).any(),
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amt: amt.into(),
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}
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}
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fn scroll(self) -> impl WidgetIdFn<Offset> {
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self.offset(UiVec2::ZERO)
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.edit_on(CursorSense::Scroll, |w, data| {
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w.amt += UiVec2::abs(data.scroll_delta * 50.0);
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})
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}
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fn masked(self) -> impl WidgetFn<Masked> {
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move |ui| Masked {
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inner: self.add(ui).any(),
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}
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}
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}
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pub trait CoreWidgetArr<const LEN: usize, Wa: WidgetArrLike<LEN, Tag>, Tag> {
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fn span(self, dir: Dir, lengths: impl IntoSpanLens<LEN>) -> impl WidgetFn<Span>;
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fn stack(self) -> StackBuilder<LEN, Wa, Tag>;
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}
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impl<const LEN: usize, Wa: WidgetArrLike<LEN, Tag>, Tag> CoreWidgetArr<LEN, Wa, Tag> for Wa {
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fn span(self, dir: Dir, lengths: impl IntoSpanLens<LEN>) -> impl WidgetFn<Span> {
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let lengths = lengths.into_lens();
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move |ui| Span {
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children: self.ui(ui).arr.into_iter().zip(lengths).collect(),
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dir,
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}
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}
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fn stack(self) -> StackBuilder<LEN, Wa, Tag> {
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StackBuilder::new(self)
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}
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}
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pub trait IntoSpanLens<const LEN: usize> {
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fn into_lens(self) -> [SpanLen; LEN];
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}
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impl<const LEN: usize, T: Into<SpanLen>> IntoSpanLens<LEN> for [T; LEN] {
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fn into_lens(self) -> [SpanLen; LEN] {
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self.map(Into::into)
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}
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}
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impl<const LEN: usize> IntoSpanLens<LEN> for SpanLen {
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fn into_lens(self) -> [SpanLen; LEN] {
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[self; LEN]
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}
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}
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