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Use Rectangle directly in Frame::with_clip

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Héctor Ramón Jiménez 2022-03-02 20:54:24 +07:00
parent f40da376ce
commit 27e859e153
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1 changed files with 11 additions and 21 deletions
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32
graphics/src/widget/canvas/frame.rs
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@ -244,34 +244,24 @@ impl Frame {
self.transforms.current = self.transforms.previous.pop().unwrap();
}
/// Stores the current transform of the [`Frame`] and executes the given
/// drawing operations within a clipped [`Rectange`] at translation / size,
/// restoring the transform afterwards.
/// Executes the given drawing operations within a [`Rectangle`] region,
/// clipping any geometry that overflows its bounds. Any transformations
/// performed are local to the provided closure.
///
/// This method is userful to perform drawing operations that need to be
/// This method is useful to perform drawing operations that need to be
/// clipped.
///
/// [`Rectange`]: crate::Rectangle
#[inline]
pub fn with_clip(
&mut self,
translation: Vector,
size: Size,
f: impl FnOnce(&mut Frame),
) {
let mut frame = Frame::new(self.size());
frame.translate(translation);
pub fn with_clip(&mut self, region: Rectangle, f: impl FnOnce(&mut Frame)) {
let mut frame = Frame::new(region.size());
f(&mut frame);
self.primitives.push(Primitive::Clip {
bounds: Rectangle {
x: translation.x,
y: translation.y,
width: size.width,
height: size.height,
},
content: Box::new(frame.into_geometry().into_primitive()),
bounds: region,
content: Box::new(Primitive::Translate {
translation: Vector::new(region.x, region.y),
content: Box::new(frame.into_geometry().into_primitive()),
}),
});
}