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use crate::{ rendering::*, }; pub trait Canvas<'f> { fn drawing_data(&mut self) -> &mut DrawingData; fn rect(&mut self) -> Rect { let masks = self.masks(); Rect::new(self.drawing_data(), masks) } fn line(&mut self) -> Line { let masks = self.masks(); Line::new(self.drawing_data(), masks) } fn ellipse(&mut self) -> Ellipse { let masks = self.masks(); Ellipse::new(self.drawing_data(), masks) } fn image<P>(&mut self, image: P) -> Image where P: Into<String> { let masks = self.masks(); Image::new(self.drawing_data(), image.into(), masks) } fn text<P>(&mut self, font: P) -> Text where P: Into<String> { let masks = self.masks(); Text::new(self.drawing_data(), font.into(), masks) } fn masks(&self) -> (i32, i32); fn rect_mask(&mut self) -> RectMask { RectMask::new(self.drawing_data()) } } pub struct Frame<'f> { pub(crate) drawing_data: &'f mut DrawingData, } impl<'f> Canvas<'f> for Frame<'f> { fn drawing_data(&mut self) -> &mut DrawingData { self.drawing_data } fn masks(&self) -> (i32, i32) { (0, 0) } }