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box selection for absm canvas

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This commit is contained in:
Dmitry Stepanov
2026-07-02 22:11:19 +03:00
parent 80be69622f
commit d48725b41e
1 changed files with 67 additions and 8 deletions
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editor/src/plugins/absm/canvas.rs
+67 -8
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@@ -68,6 +68,10 @@ pub(crate) struct DragContext {
#[reflect(type_uuid = "488b0b46-11ed-4eef-b58b-a52f3a71dd84")]
pub(crate) enum Mode {
Normal,
BoxSelection {
initial_cursor_position: Vector2<f32>,
current_cursor_position: Vector2<f32>,
},
Drag {
drag_context: DragContext,
},
@@ -102,7 +106,6 @@ pub(crate) enum AbsmCanvasMessage {
source_node: Handle<UiNode>,
dest_nodes: Vec<Handle<UiNode>>,
},
SelectionChanged(Vec<Handle<UiNode>>),
ForceSyncDependentObjects,
}
@@ -364,7 +367,21 @@ impl Control for AbsmCanvas {
&self.material,
);
}
Mode::BoxSelection {
initial_cursor_position,
current_cursor_position,
} => {
let pt_a = self.point_to_local_space(*initial_cursor_position);
let pt_b = self.point_to_local_space(*current_cursor_position);
ctx.push_rect(&Rect::from_points(pt_a, pt_b), 1.0);
ctx.commit(
self.clip_bounds(),
Brush::Solid(Color::WHITE),
CommandTexture::None,
&self.material,
None,
);
}
_ => {}
}
}
@@ -444,11 +461,22 @@ impl Control for AbsmCanvas {
self.mode = Mode::Drag {
drag_context: self.make_drag_context(ui),
}
} else if self
.fetch_dest_node_component::<TransitionView>(message.destination(), ui)
.is_none()
{
self.set_selection(&[], ui);
} else {
let transition_clicked = self
.fetch_dest_node_component::<TransitionView>(
message.destination(),
ui,
)
.is_some();
if !transition_clicked {
self.mode = Mode::BoxSelection {
initial_cursor_position: ui.cursor_position(),
current_cursor_position: ui.cursor_position(),
};
ui.capture_mouse(self.handle());
self.invalidate_visual();
}
}
}
@@ -512,7 +540,31 @@ impl Control for AbsmCanvas {
self.mode = Mode::Normal;
}
Mode::BoxSelection {
initial_cursor_position,
ref mut current_cursor_position,
} => {
ui.release_mouse_capture();
*current_cursor_position = ui.cursor_position();
let rect =
Rect::from_points(initial_cursor_position, *current_cursor_position);
let selection = self
.children()
.iter()
.filter(|n| {
let node = ui.node(**n);
if node.is_or_has_field::<Selectable>() {
rect.intersects(node.screen_bounds())
} else {
false
}
})
.cloned()
.collect::<Vec<_>>();
self.set_selection(&selection, ui);
self.invalidate_visual();
self.mode = Mode::Normal;
}
_ => {}
}
}
@@ -545,6 +597,13 @@ impl Control for AbsmCanvas {
} => {
*dest_pos = local_cursor_position;
}
Mode::BoxSelection {
ref mut current_cursor_position,
..
} => {
*current_cursor_position = ui.cursor_position();
self.invalidate_visual();
}
_ => (),
}
} else if let Some(WidgetMessage::MouseWheel { amount, pos }) = message.data() {