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Bezier-rs: Added curve outline functions (#789)

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* Implement offset and reverse

Co-authored-by: Rob Nadal <robnadal44@gmail.com>

* Initial work on graduated outline

Co-authored-by: Rob Nadal <robnadal44@gmail.com>

* Handle linear case for graduated scale

* Added skewed outline, fixed graduated scale hourglass bug

* Removed test code

* Update comments

* Fix linting issue

* Improve comments

* Comment fixes

Co-authored-by: Hannah Li <hannahli2010@gmail.com>
Co-authored-by: Keavon Chambers <keavon@keavon.com>
This commit is contained in:
Rob Nadal
2022-11-06 21:25:00 -08:00
committed by GitHub
co-authored by Hannah Li Keavon Chambers
parent b7ed54a336
commit bb2dd5a259
6 changed files with 321 additions and 5 deletions
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website/other/bezier-rs-demos/wasm/src/bezier.rs
+36
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@@ -571,6 +571,42 @@ impl WasmBezier {
wrap_svg_tag(bezier_curves_svg)
}
pub fn outline(&self, distance: f64) -> String {
let outline_beziers = self.0.outline(distance);
if outline_beziers.is_empty() {
return String::new();
}
let outline_svg = draw_beziers(outline_beziers, CURVE_ATTRIBUTES.to_string().replace(BLACK, RED));
let bezier_svg = self.get_bezier_path();
wrap_svg_tag(format!("{bezier_svg}{outline_svg}"))
}
pub fn graduated_outline(&self, start_distance: f64, end_distance: f64) -> String {
let outline_beziers = self.0.graduated_outline(start_distance, end_distance);
if outline_beziers.is_empty() {
return String::new();
}
let outline_svg = draw_beziers(outline_beziers, CURVE_ATTRIBUTES.to_string().replace(BLACK, RED));
let bezier_svg = self.get_bezier_path();
wrap_svg_tag(format!("{bezier_svg}{outline_svg}"))
}
pub fn skewed_outline(&self, distance1: f64, distance2: f64, distance3: f64, distance4: f64) -> String {
let outline_beziers = self.0.skewed_outline(distance1, distance2, distance3, distance4);
if outline_beziers.is_empty() {
return String::new();
}
let outline_svg = draw_beziers(outline_beziers, CURVE_ATTRIBUTES.to_string().replace(BLACK, RED));
let bezier_svg = self.get_bezier_path();
wrap_svg_tag(format!("{bezier_svg}{outline_svg}"))
}
/// The wrapped return type is `Vec<CircleSector>`.
pub fn arcs(&self, error: f64, max_iterations: usize, maximize_arcs: WasmMaximizeArcs) -> String {
let original_curve_svg = self.get_bezier_path();