I believe to OP means that the arc is part of an Ellipse, hence minor and major axis.
На пн, 11.03.2019 г. в 9:28 ч. Tilman Hausherr <[email protected]> написа: > > Hi, > > I entered "sweep angle arc" into google images so now I see what you > mean with "sweep angle". > > When you write "major axis" and "minor axis", are these parallel? I.e. > you want to draw a "fat arc line", right? > > I'm thinking about two strategies: > > the first one would be to draw the shape using two arcs (see in the SO > link) and combining this (join the line) and fill the result > > the second would be to draw the line and stroke this line, but changing > the line width so that it is a "fat" line instead of the default width > 1, so you could use major - minor as the line width, and use (major - > minor) / 2 as the radius. > > Is that what you need? And which strategy sounds better? > > Tilman > > Am 11.03.2019 um 08:13 schrieb Liu Benhong(Lewis): > > Hi, > > > > I'd like to know if you could help me with this problem: > > > > The only way to draw an arc when I use pdfbox is using > > bezier curve. However, I only have these data to describe an arc(start > > point, start angle, sweep angle, major axis, minor axis). So here is the > > problem: how could I draw an arc with these data or how could I transfer > > these data to bezier curve points? > > > > I already read this solution on > > https://stackoverflow.com/questions/40781610/how-to-draw-a-pie-chart-using-pdfbox, > > but it didn't solve my problem when the length of major axis and minor > > axis are not equal. > > > > Looking forward to hearing your answer, thank you very much! > > > > Best regards, > > Lewis. > > > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
