BEAM-authored pane geometry for one render-model window.
Native GUI frontends use this as the authoritative source for pane ownership, clipping, and input hit testing. Pixel conversion remains frontend-owned, but the BEAM owns the cell-space rects and target regions.
Summary
Types
@type rect() :: {row :: non_neg_integer(), col :: non_neg_integer(), width :: non_neg_integer(), height :: non_neg_integer()}
@type t() :: %Minga.RenderModel.Window.PaneGeometry{ clip_rect: rect(), content_rect: rect(), gutter_metrics: Minga.RenderModel.Window.GutterMetrics.t(), gutter_rect: rect(), hit_regions: [Minga.RenderModel.Window.HitRegion.t()], text_rect: rect(), total_rect: rect(), viewport: Minga.RenderModel.Window.Viewport.t(), window_id: non_neg_integer() }