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-rw-r--r--widget/src/svg.rs68
1 files changed, 45 insertions, 23 deletions
diff --git a/widget/src/svg.rs b/widget/src/svg.rs
index eb142189..c1fccba1 100644
--- a/widget/src/svg.rs
+++ b/widget/src/svg.rs
@@ -5,8 +5,8 @@ use crate::core::renderer;
use crate::core::svg;
use crate::core::widget::Tree;
use crate::core::{
- Color, ContentFit, Element, Layout, Length, Rectangle, Size, Theme, Vector,
- Widget,
+ Color, ContentFit, Element, Layout, Length, Point, Rectangle, Rotation,
+ Size, Theme, Vector, Widget,
};
use std::path::PathBuf;
@@ -29,6 +29,7 @@ where
height: Length,
content_fit: ContentFit,
class: Theme::Class<'a>,
+ rotation: Rotation,
}
impl<'a, Theme> Svg<'a, Theme>
@@ -43,6 +44,7 @@ where
height: Length::Shrink,
content_fit: ContentFit::Contain,
class: Theme::default(),
+ rotation: Rotation::default(),
}
}
@@ -95,6 +97,12 @@ where
self.class = class.into();
self
}
+
+ /// Applies the given [`Rotation`] to the [`Svg`].
+ pub fn rotation(mut self, rotation: impl Into<Rotation>) -> Self {
+ self.rotation = rotation.into();
+ self
+ }
}
impl<'a, Message, Theme, Renderer> Widget<Message, Theme, Renderer>
@@ -120,11 +128,14 @@ where
let Size { width, height } = renderer.measure_svg(&self.handle);
let image_size = Size::new(width as f32, height as f32);
+ // The rotated size of the svg
+ let rotated_size = self.rotation.apply(image_size);
+
// The size to be available to the widget prior to `Shrink`ing
- let raw_size = limits.resolve(self.width, self.height, image_size);
+ let raw_size = limits.resolve(self.width, self.height, rotated_size);
// The uncropped size of the image when fit to the bounds above
- let full_size = self.content_fit.fit(image_size, raw_size);
+ let full_size = self.content_fit.fit(rotated_size, raw_size);
// Shrink the widget to fit the resized image, if requested
let final_size = Size {
@@ -153,35 +164,46 @@ where
) {
let Size { width, height } = renderer.measure_svg(&self.handle);
let image_size = Size::new(width as f32, height as f32);
+ let rotated_size = self.rotation.apply(image_size);
let bounds = layout.bounds();
- let adjusted_fit = self.content_fit.fit(image_size, bounds.size());
- let is_mouse_over = cursor.is_over(bounds);
+ let adjusted_fit = self.content_fit.fit(rotated_size, bounds.size());
+ let scale = Vector::new(
+ adjusted_fit.width / rotated_size.width,
+ adjusted_fit.height / rotated_size.height,
+ );
+
+ let final_size = image_size * scale;
+
+ let position = match self.content_fit {
+ ContentFit::None => Point::new(
+ bounds.x + (rotated_size.width - adjusted_fit.width) / 2.0,
+ bounds.y + (rotated_size.height - adjusted_fit.height) / 2.0,
+ ),
+ _ => Point::new(
+ bounds.center_x() - final_size.width / 2.0,
+ bounds.center_y() - final_size.height / 2.0,
+ ),
+ };
- let render = |renderer: &mut Renderer| {
- let offset = Vector::new(
- (bounds.width - adjusted_fit.width).max(0.0) / 2.0,
- (bounds.height - adjusted_fit.height).max(0.0) / 2.0,
- );
+ let drawing_bounds = Rectangle::new(position, final_size);
- let drawing_bounds = Rectangle {
- width: adjusted_fit.width,
- height: adjusted_fit.height,
- ..bounds
- };
+ let is_mouse_over = cursor.is_over(bounds);
- let status = if is_mouse_over {
- Status::Hovered
- } else {
- Status::Idle
- };
+ let status = if is_mouse_over {
+ Status::Hovered
+ } else {
+ Status::Idle
+ };
- let style = theme.style(&self.class, status);
+ let style = theme.style(&self.class, status);
+ let render = |renderer: &mut Renderer| {
renderer.draw_svg(
self.handle.clone(),
style.color,
- drawing_bounds + offset,
+ drawing_bounds,
+ self.rotation.radians(),
);
};