75 lines
1.7 KiB
Rust
75 lines
1.7 KiB
Rust
use crate::prelude::*;
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pub struct Pad {
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pub padding: Padding,
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pub inner: WidgetId,
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}
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impl Widget for Pad {
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fn draw(&mut self, painter: &mut Painter) {
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painter.widget_within(&self.inner, self.padding.region());
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}
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fn desired_size(&mut self, ctx: &mut SizeCtx) -> Size {
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let mut size = ctx.size(&self.inner);
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if size.x.rest == 0.0 {
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size.x.abs += self.padding.left + self.padding.right;
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}
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if size.y.rest == 0.0 {
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size.y.abs += self.padding.top + self.padding.bottom;
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}
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size
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}
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}
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pub struct Padding {
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pub left: f32,
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pub right: f32,
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pub top: f32,
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pub bottom: f32,
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}
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impl Padding {
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pub fn uniform(amt: impl UiNum) -> Self {
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let amt = amt.to_f32();
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Self {
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left: amt,
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right: amt,
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top: amt,
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bottom: amt,
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}
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}
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pub fn region(&self) -> UiRegion {
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let mut region = UiRegion::full();
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region.top_left.abs.x += self.left;
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region.top_left.abs.y += self.top;
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region.bot_right.abs.x -= self.right;
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region.bot_right.abs.y -= self.bottom;
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region
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}
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pub fn x(amt: impl UiNum) -> Self {
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let amt = amt.to_f32();
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Self {
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left: amt,
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right: amt,
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top: 0.0,
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bottom: 0.0,
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}
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}
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pub fn y(amt: impl UiNum) -> Self {
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let amt = amt.to_f32();
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Self {
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left: 0.0,
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right: 0.0,
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top: amt,
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bottom: amt,
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}
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}
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}
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impl<T: UiNum> From<T> for Padding {
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fn from(amt: T) -> Self {
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Self::uniform(amt.to_f32())
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}
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}
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