From 3ca5b238238e1128aa7bbfbd5db9e632045d8600 Mon Sep 17 00:00:00 2001
From: Laurenz <laurmaedje@gmail.com>
Date: Mon, 28 Feb 2022 15:50:48 +0100
Subject: Reorganize library

---
 src/library/image.rs | 118 ---------------------------------------------------
 1 file changed, 118 deletions(-)
 delete mode 100644 src/library/image.rs

(limited to 'src/library/image.rs')

diff --git a/src/library/image.rs b/src/library/image.rs
deleted file mode 100644
index c1220734..00000000
--- a/src/library/image.rs
+++ /dev/null
@@ -1,118 +0,0 @@
-//! Raster and vector graphics.
-
-use super::prelude::*;
-use super::TextNode;
-use crate::diag::Error;
-use crate::image::ImageId;
-
-/// Show a raster or vector graphic.
-#[derive(Debug, Hash)]
-pub struct ImageNode(pub ImageId);
-
-#[class]
-impl ImageNode {
-    /// How the image should adjust itself to a given area.
-    pub const FIT: ImageFit = ImageFit::Cover;
-
-    fn construct(ctx: &mut Context, args: &mut Args) -> TypResult<Template> {
-        let path = args.expect::<Spanned<EcoString>>("path to image file")?;
-        let full = ctx.resolve(&path.v);
-        let id = ctx.images.load(&full).map_err(|err| {
-            Error::boxed(path.span, match err.kind() {
-                std::io::ErrorKind::NotFound => "file not found".into(),
-                _ => format!("failed to load image ({})", err),
-            })
-        })?;
-
-        let width = args.named("width")?;
-        let height = args.named("height")?;
-
-        Ok(Template::inline(
-            ImageNode(id).pack().sized(Spec::new(width, height)),
-        ))
-    }
-}
-
-impl Layout for ImageNode {
-    fn layout(
-        &self,
-        ctx: &mut Context,
-        regions: &Regions,
-        styles: StyleChain,
-    ) -> TypResult<Vec<Arc<Frame>>> {
-        let img = ctx.images.get(self.0);
-        let pxw = img.width() as f64;
-        let pxh = img.height() as f64;
-        let px_ratio = pxw / pxh;
-
-        // Find out whether the image is wider or taller than the target size.
-        let &Regions { first, expand, .. } = regions;
-        let region_ratio = first.x / first.y;
-        let wide = px_ratio > region_ratio;
-
-        // The space into which the image will be placed according to its fit.
-        let target = if expand.x && expand.y {
-            first
-        } else if expand.x || (!expand.y && wide && first.x.is_finite()) {
-            Size::new(first.x, first.y.min(first.x.safe_div(px_ratio)))
-        } else if first.y.is_finite() {
-            Size::new(first.x.min(first.y * px_ratio), first.y)
-        } else {
-            Size::new(Length::pt(pxw), Length::pt(pxh))
-        };
-
-        // Compute the actual size of the fitted image.
-        let fit = styles.get(Self::FIT);
-        let fitted = match fit {
-            ImageFit::Cover | ImageFit::Contain => {
-                if wide == (fit == ImageFit::Contain) {
-                    Size::new(target.x, target.x / px_ratio)
-                } else {
-                    Size::new(target.y * px_ratio, target.y)
-                }
-            }
-            ImageFit::Stretch => target,
-        };
-
-        // First, place the image in a frame of exactly its size and then resize
-        // the frame to the target size, center aligning the image in the
-        // process.
-        let mut frame = Frame::new(fitted);
-        frame.push(Point::zero(), Element::Image(self.0, fitted));
-        frame.resize(target, Align::CENTER_HORIZON);
-
-        // Create a clipping group if only part of the image should be visible.
-        if fit == ImageFit::Cover && !target.fits(fitted) {
-            frame.clip();
-        }
-
-        // Apply link if it exists.
-        if let Some(url) = styles.get_ref(TextNode::LINK) {
-            frame.link(url);
-        }
-
-        Ok(vec![Arc::new(frame)])
-    }
-}
-
-/// How an image should adjust itself to a given area.
-#[derive(Debug, Copy, Clone, Eq, PartialEq, Hash)]
-pub enum ImageFit {
-    /// The image should completely cover the area.
-    Cover,
-    /// The image should be fully contained in the area.
-    Contain,
-    /// The image should be stretched so that it exactly fills the area.
-    Stretch,
-}
-
-castable! {
-    ImageFit,
-    Expected: "string",
-    Value::Str(string) => match string.as_str() {
-        "cover" => Self::Cover,
-        "contain" => Self::Contain,
-        "stretch" => Self::Stretch,
-        _ => Err(r#"expected "cover", "contain" or "stretch""#)?,
-    },
-}
-- 
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