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Fix visual glitch when extending the time panel #6255

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May 8, 2024
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137 changes: 82 additions & 55 deletions crates/re_viewer/src/app_state.rs
Original file line number Diff line number Diff line change
Expand Up @@ -301,6 +301,10 @@ impl AppState {
focused_item,
};

//
// Blueprint time panel
//

if app_options.inspect_blueprint_timeline {
blueprint_panel.show_panel(
&ctx,
Expand All @@ -311,6 +315,11 @@ impl AppState {
true,
);
}

//
// Time panel
//

time_panel.show_panel(
&ctx,
&viewport_blueprint,
Expand All @@ -320,74 +329,92 @@ impl AppState {
app_blueprint.time_panel_expanded,
);

//
// Selection Panel
//

selection_panel.show_panel(
&ctx,
ui,
&mut viewport,
app_blueprint.selection_panel_expanded,
);

let central_panel_frame = egui::Frame {
//
// Left panel (recordings and blueprint)
//

let mut left_panel = egui::SidePanel::left("blueprint_panel")
.resizable(true)
.frame(egui::Frame {
fill: ui.visuals().panel_fill,
..Default::default()
})
.min_width(120.0)
.default_width(default_blueprint_panel_width(
ui.ctx().screen_rect().width(),
));

let show_welcome =
store_context.blueprint.app_id() == Some(&StoreHub::welcome_screen_app_id());

//TODO(#6256): workaround for https://github.com/emilk/egui/issues/4475
left_panel = left_panel
.frame(egui::Frame::default())
.show_separator_line(false);

left_panel.show_animated_inside(
ui,
app_blueprint.blueprint_panel_expanded,
|ui: &mut egui::Ui| {
//TODO(#6256): workaround for https://github.com/emilk/egui/issues/4475
let max_rect = ui.max_rect();
ui.painter()
.rect_filled(max_rect, 0.0, ui.visuals().panel_fill);
ui.painter().vline(
max_rect.right(),
max_rect.y_range(),
ui.visuals().widgets.noninteractive.bg_stroke,
);
ui.set_clip_rect(max_rect);

re_ui::full_span::full_span_scope(ui, ui.max_rect().x_range(), |ui| {
// ListItem don't need vertical spacing so we disable it, but restore it
// before drawing the blueprint panel.
ui.spacing_mut().item_spacing.y = 0.0;

let pre_cursor = ui.cursor();
recordings_panel_ui(&ctx, rx, ui);
let any_recording_shows = pre_cursor == ui.cursor();

if any_recording_shows {
ui.add_space(4.0);
}

if !show_welcome {
blueprint_panel_ui(&mut viewport, &ctx, ui);
}
});
},
);

//
// Viewport
//

let viewport_frame = egui::Frame {
fill: ui.style().visuals.panel_fill,
inner_margin: egui::Margin::same(0.0),
..Default::default()
};

egui::CentralPanel::default()
.frame(central_panel_frame)
.frame(viewport_frame)
.show_inside(ui, |ui| {
let left_panel = egui::SidePanel::left("blueprint_panel")
.resizable(true)
.frame(egui::Frame {
fill: ui.visuals().panel_fill,
..Default::default()
})
.min_width(120.0)
.default_width(default_blueprint_panel_width(
ui.ctx().screen_rect().width(),
));

let show_welcome =
store_context.blueprint.app_id() == Some(&StoreHub::welcome_screen_app_id());

left_panel.show_animated_inside(
ui,
app_blueprint.blueprint_panel_expanded,
|ui: &mut egui::Ui| {
re_ui::full_span::full_span_scope(ui, ui.max_rect().x_range(), |ui| {
// ListItem don't need vertical spacing so we disable it, but restore it
// before drawing the blueprint panel.
ui.spacing_mut().item_spacing.y = 0.0;

let pre_cursor = ui.cursor();
recordings_panel_ui(&ctx, rx, ui);
let any_recording_shows = pre_cursor == ui.cursor();

if any_recording_shows {
ui.add_space(4.0);
}

if !show_welcome {
blueprint_panel_ui(&mut viewport, &ctx, ui);
}
});
},
);

let viewport_frame = egui::Frame {
fill: ui.style().visuals.panel_fill,
..Default::default()
};

egui::CentralPanel::default()
.frame(viewport_frame)
.show_inside(ui, |ui| {
if show_welcome {
welcome_screen.ui(ui, re_ui, command_sender, welcome_screen_opacity);
} else {
viewport.viewport_ui(ui, &ctx);
}
});
if show_welcome {
welcome_screen.ui(ui, re_ui, command_sender, welcome_screen_opacity);
} else {
viewport.viewport_ui(ui, &ctx);
}
});

// Process deferred layout operations and apply updates back to blueprint
Expand Down
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