diff options
| -rw-r--r-- | src/drawing_ctx.rs | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/drawing_ctx.rs b/src/drawing_ctx.rs index 3a617e06..8c426311 100644 --- a/src/drawing_ctx.rs +++ b/src/drawing_ctx.rs @@ -1257,6 +1257,20 @@ impl DrawingCtx { Ok(()) } + pub fn compute_path_extents(&self, path: &Path) -> Result<Option<Rect>, RenderingError> { + if path.is_empty() { + return Ok(None); + } + + let surface = cairo::RecordingSurface::create(cairo::Content::ColorAlpha, None)?; + let cr = cairo::Context::new(&surface)?; + + path.to_cairo(&cr, false)?; + let (x0, y0, x1, y1) = cr.path_extents()?; + + Ok(Some(Rect::new(x0, y0, x1, y1))) + } + pub fn draw_shape( &mut self, view_params: &ViewParams, |