31 lines
617 B
Rust
31 lines
617 B
Rust
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//! GUI drawing capabilities.
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use crate::durandal::image::Color;
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pub trait CacheImage
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{
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fn w(&self) -> Coord;
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fn h(&self) -> Coord;
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}
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pub trait DrawArea
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{
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type NativeImage: CacheImage;
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fn w(&self) -> Coord;
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fn h(&self) -> Coord;
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fn clear(&self, cr: impl Color);
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fn rect(&self, rect: Rect, cr: impl Color);
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fn text(&self, pos: Point, text: &str, cr: impl Color);
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fn image(&self, pos: Point, im: &Self::NativeImage);
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}
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pub type Coord = i32;
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pub type Point = (Coord, Coord);
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#[derive(Copy, Clone, Debug)]
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pub struct Rect {pub x: Coord, pub y: Coord, pub w: Coord, pub h: Coord}
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// EOF
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