Re: [Dr. Geo] how to fill semicercle or lunulus with DrGeo ?

[Hilaire Fernandes]

Hi David

It is a bug, read https://github.com/hilaire/drgeo/issues/29 for 
possible hack you can do before the fix to come.

Thanks

Le 05/04/2024 à 21:33, stes@telenet.be a écrit :
> I saved the code below in the DrGeo DrGSmalltalkSketchEditor wizard.
>
> DrGeo is running, in this case, on Cuis 6.3 update #6313.
>
> The version of Cuis was obtained from the World menu with Help -> About this 
> system.
>
> Is it possible (and how please, if so) to fill the area of the "lunulus" below ?
> The code below is from saving in the DrGSmalltalkSketchEditor.
>
> I tried sending a "filled" message but the arc responds doesNotUnderstand:.
>
> If I fill the semicercle and color it opaque I could perhaps color the 
> "lunulus".
>
> |sketch origin triangleLeft triangleRight arcRight arcLeft semiCircle point 
> line|
> sketch _ DrGeoSketch new.
> sketch text:'Lunulus' at:1@1.
> sketch gridOn.
> sketch axesOn.
> origin _ 0@0.
> triangleRight _ sketch polygon: { origin. 0@1. 1@0 }.
> triangleLeft _ sketch polygon: { origin. 0@1. -1@0 }.
> arcLeft _ sketch arcCenter: origin from:0@1  to: -1@0.
> arcRight _ sketch arcCenter: origin from:1@0  to: 0@1.
> point _ -0.5@0.5.
> line _ sketch segment: origin to:point.
> semiCircle _ sketch arcCenter: point from:0@1  to:-1@0.
> arcLeft color:Color red.
> semiCircle color:Color red.
> triangleLeft filled.
>
>
> Regards,
> David Stes