From 72b60dfde751b4a2ab279aa1fcfa559b4a75eb51 Mon Sep 17 00:00:00 2001
From: Laurenz <laurmaedje@gmail.com>
Date: Mon, 13 Feb 2023 12:04:26 +0100
Subject: Fill and stroke properties for containers

---
 src/doc.rs | 26 ++++++++++++++++++++++++--
 1 file changed, 24 insertions(+), 2 deletions(-)

(limited to 'src/doc.rs')

diff --git a/src/doc.rs b/src/doc.rs
index 64f7ae91..a15fbca9 100644
--- a/src/doc.rs
+++ b/src/doc.rs
@@ -7,8 +7,8 @@ use std::sync::Arc;
 
 use crate::font::Font;
 use crate::geom::{
-    self, Abs, Align, Axes, Color, Dir, Em, Geometry, Numeric, Paint, Point, RgbaColor,
-    Shape, Size, Stroke, Transform,
+    self, rounded_rect, Abs, Align, Axes, Color, Corners, Dir, Em, Geometry, Numeric,
+    Paint, Point, Rel, RgbaColor, Shape, Sides, Size, Stroke, Transform,
 };
 use crate::image::Image;
 use crate::model::{
@@ -271,6 +271,9 @@ impl Frame {
 
     /// Attach the metadata from this style chain to the frame.
     pub fn meta(&mut self, styles: StyleChain) {
+        if self.is_empty() {
+            return;
+        }
         for meta in styles.get(Meta::DATA) {
             if matches!(meta, Meta::Hidden) {
                 self.clear();
@@ -280,6 +283,25 @@ impl Frame {
         }
     }
 
+    /// Add a fill and stroke with optional radius and outset to the frame.
+    pub fn fill_and_stroke(
+        &mut self,
+        fill: Option<Paint>,
+        stroke: Sides<Option<Stroke>>,
+        outset: Sides<Rel<Abs>>,
+        radius: Corners<Rel<Abs>>,
+    ) {
+        let outset = outset.relative_to(self.size());
+        let size = self.size() + outset.sum_by_axis();
+        let pos = Point::new(-outset.left, -outset.top);
+        let radius = radius.map(|side| side.relative_to(size.x.min(size.y) / 2.0));
+        self.prepend_multiple(
+            rounded_rect(size, radius, fill, stroke)
+                .into_iter()
+                .map(|x| (pos, Element::Shape(x))),
+        )
+    }
+
     /// Arbitrarily transform the contents of the frame.
     pub fn transform(&mut self, transform: Transform) {
         self.group(|g| g.transform = transform);
-- 
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