feat: add isolated pane graphics streaming

1 files changed, 15 insertions, 1 deletions

diff --git a/src/app/mod.rs b/src/app/mod.rs
index f32d7785..7391d7d3 100644
--- a/src/app/mod.rs
+++ b/src/app/mod.rs
@@ -656,11 +656,15 @@ impl App {
             integration_install_messages: Vec::new(),
             installed_plugins: load_plugin_registry(no_session),
             plugin_panes: std::collections::HashMap::new(),
+            pane_graphics_layers: std::collections::HashMap::new(),
+            pane_graphics_streams: std::collections::HashMap::new(),
+            pane_graphics_revision: 0,
             plugin_command_logs: Vec::new(),
             next_plugin_command_log_id: 1,
             plugin_commands_in_flight: 0,
             global_menu: state::MenuListState::new(0),
             host_terminal_theme: crate::terminal_theme::TerminalTheme::default(),
+            host_cell_size: crate::kitty_graphics::HostCellSize::default(),
             session_dirty: false,
             terminal_runtime_shutdowns: Vec::new(),
         };
@@ -1026,7 +1030,14 @@ impl App {
                 terminal.draw(|frame| {
                     let area = frame.area();
                     if kitty_graphics_enabled {
-                        cell_size = crate::kitty_graphics::HostCellSize::from_terminal(area);
+                        let observed_cell_size =
+                            crate::kitty_graphics::HostCellSize::try_from_terminal(area);
+                        if let Some(observed_cell_size) = observed_cell_size {
+                            self.state.host_cell_size = observed_cell_size;
+                        }
+                        cell_size = observed_cell_size.unwrap_or_else(|| {
+                            crate::kitty_graphics::HostCellSize::fallback_for_area(area)
+                        });
                         crate::ui::compute_view_with_cell_size(
                             &mut self.state,
                             &self.terminal_runtimes,
@@ -1426,6 +1437,9 @@ impl App {
             crate::kitty_graphics::set_enabled(config.experimental.kitty_graphics);
             if was_kitty_graphics_enabled && !config.experimental.kitty_graphics {
                 let _ = crate::kitty_graphics::clear_all_host_graphics();
+                self.state.pane_graphics_layers.clear();
+                self.state.pane_graphics_streams.clear();
+                self.state.host_cell_size = crate::kitty_graphics::HostCellSize::default();
             }
             self.state.reveal_hidden_cursor_for_cjk_ime =
                 config.experimental.reveal_hidden_cursor_for_cjk_ime;