Auto merge of #25445 - pylbrecht:ensure.path.quad, r=jdm

Ensure subpath for control point of CanvasRenderingContext2D.quadraticCurveTo()

<!-- Please describe your changes on the following line: -->
These changes are based on #25444.

---
<!-- Thank you for contributing to Servo! Please replace each `[ ]` by `[X]` when the step is complete, and replace `___` with appropriate data: -->
- [x] `./mach build -d` does not report any errors
- [x] `./mach test-tidy` does not report any errors
- [x] These changes fix part of #25331

<!-- Either: -->
- [x] There are tests for these changes

<!-- Also, please make sure that "Allow edits from maintainers" checkbox is checked, so that we can help you if you get stuck somewhere along the way.-->

<!-- Pull requests that do not address these steps are welcome, but they will require additional verification as part of the review process. -->
This commit is contained in:
bors-servo 2020-01-07 23:27:47 -05:00 committed by GitHub
commit b876168721
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
4 changed files with 3 additions and 12 deletions

View file

@ -771,6 +771,9 @@ impl<'a> CanvasData<'a> {
}
pub fn quadratic_curve_to(&mut self, cp: &Point2D<f32>, endpoint: &Point2D<f32>) {
if self.path_builder().current_point().is_none() {
self.path_builder().move_to(cp);
}
self.path_builder().quadratic_curve_to(cp, endpoint);
}