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clip: add Path method to Ellipse

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Useful when drawing ellipses with Stroke.
Also, this makes it consistent with the other clip operations.

Signed-off-by: Pierre Curto <pierre.curto@gmail.com>
This commit is contained in:
Pierre Curto
2021-11-23 18:24:33 +01:00
committed by Elias Naur
parent cf9832ffcb
commit 5fd4ecb011
1 changed files with 4 additions and 4 deletions
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op/clip/shapes.go
+4 -4
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@@ -139,7 +139,7 @@ func (c Circle) Path(ops *op.Ops) PathSpec {
Min: f32.Pt(c.Center.X-c.Radius, c.Center.Y-c.Radius), Min: f32.Pt(c.Center.X-c.Radius, c.Center.Y-c.Radius),
Max: f32.Pt(c.Center.X+c.Radius, c.Center.Y+c.Radius), Max: f32.Pt(c.Center.X+c.Radius, c.Center.Y+c.Radius),
} }
return Ellipse(b).path(ops) return Ellipse(b).Path(ops)
} }
// Ellipse represents the largest axis-aligned ellipse that // Ellipse represents the largest axis-aligned ellipse that
@@ -148,7 +148,7 @@ type Ellipse f32.Rectangle
// Op returns the op for the filled ellipse. // Op returns the op for the filled ellipse.
func (e Ellipse) Op(ops *op.Ops) Op { func (e Ellipse) Op(ops *op.Ops) Op {
return Outline{Path: e.path(ops)}.Op() return Outline{Path: e.Path(ops)}.Op()
} }
// Push the filled ellipse clip op on the clip stack. // Push the filled ellipse clip op on the clip stack.
@@ -156,8 +156,8 @@ func (e Ellipse) Push(ops *op.Ops) Stack {
return e.Op(ops).Push(ops) return e.Op(ops).Push(ops)
} }
// path constructs a path for the ellipse. // Path constructs a path for the ellipse.
func (e Ellipse) path(o *op.Ops) PathSpec { func (e Ellipse) Path(o *op.Ops) PathSpec {
bounds := f32.Rectangle(e) bounds := f32.Rectangle(e)
if bounds.Dx() == 0 || bounds.Dy() == 0 { if bounds.Dx() == 0 || bounds.Dy() == 0 {
return PathSpec{shape: ops.Rect} return PathSpec{shape: ops.Rect}