niri-ipc: Add window positions and sizes (#1265)

* Add window sizes and positions to the IPC

* basic fixes

* report window_loc instead of window pos

* clean ups

* make scrolling indices 1-based

* add printing to niri msg windows

* don't include render offset in floating tile pos

---------

Co-authored-by: Ivan Molodetskikh <yalterz@gmail.com>

1 files changed, 17 insertions, 1 deletions

diff --git a/src/layout/floating.rs b/src/layout/floating.rs
index 98927c0d..bd976d7d 100644
--- a/src/layout/floating.rs
+++ b/src/layout/floating.rs
@@ -3,7 +3,7 @@ use std::iter::zip;
 use std::rc::Rc;
 
 use niri_config::{PresetSize, RelativeTo};
-use niri_ipc::{PositionChange, SizeChange};
+use niri_ipc::{PositionChange, SizeChange, WindowLayout};
 use smithay::backend::renderer::gles::GlesRenderer;
 use smithay::utils::{Logical, Point, Rectangle, Scale, Serial, Size};
 
@@ -322,6 +322,22 @@ impl<W: LayoutElement> FloatingSpace<W> {
         })
     }
 
+    pub fn tiles_with_ipc_layouts(&self) -> impl Iterator<Item = (&Tile<W>, WindowLayout)> {
+        let scale = self.scale;
+        self.tiles_with_offsets().map(move |(tile, offset)| {
+            // Do not include animated render offset here to avoid IPC spam.
+            let pos = offset;
+            // Round to physical pixels.
+            let pos = pos.to_physical_precise_round(scale).to_logical(scale);
+
+            let layout = WindowLayout {
+                tile_pos_in_workspace_view: Some(pos.into()),
+                ..tile.ipc_layout_template()
+            };
+            (tile, layout)
+        })
+    }
+
     pub fn new_window_toplevel_bounds(&self, rules: &ResolvedWindowRules) -> Size<i32, Logical> {
         let border_config = rules.border.resolve_against(self.options.border);
         compute_toplevel_bounds(border_config, self.working_area.size)