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Return Selections from Editor::selections_in_range
Co-Authored-By: Nathan Sobo <nathan@zed.dev>
This commit is contained in:
Antonio Scandurra
parent
861893b7b6
commit
f42fd8e1bb
2 changed files with 49 additions and 40 deletions
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@ -380,13 +380,12 @@ impl EditorElement {
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for selection in selections {
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if selection.start != selection.end {
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let range_start = cmp::min(selection.start, selection.end);
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let range_end = cmp::max(selection.start, selection.end);
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let row_range = if range_end.column() == 0 {
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cmp::max(range_start.row(), start_row)..cmp::min(range_end.row(), end_row)
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let row_range = if selection.end.column() == 0 {
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cmp::max(selection.start.row(), start_row)
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..cmp::min(selection.end.row(), end_row)
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} else {
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cmp::max(range_start.row(), start_row)
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..cmp::min(range_end.row() + 1, end_row)
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cmp::max(selection.start.row(), start_row)
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..cmp::min(selection.end.row() + 1, end_row)
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};
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let selection = Selection {
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@ -399,16 +398,18 @@ impl EditorElement {
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.map(|row| {
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let line_layout = &layout.line_layouts[(row - start_row) as usize];
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SelectionLine {
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start_x: if row == range_start.row() {
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start_x: if row == selection.start.row() {
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content_origin.x()
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+ line_layout.x_for_index(range_start.column() as usize)
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+ line_layout
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.x_for_index(selection.start.column() as usize)
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- scroll_left
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} else {
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content_origin.x() - scroll_left
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},
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end_x: if row == range_end.row() {
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end_x: if row == selection.end.row() {
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content_origin.x()
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+ line_layout.x_for_index(range_end.column() as usize)
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+ line_layout
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.x_for_index(selection.end.column() as usize)
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- scroll_left
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} else {
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content_origin.x()
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@ -425,13 +426,13 @@ impl EditorElement {
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}
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if view.show_local_cursors() || *replica_id != local_replica_id {
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let cursor_position = selection.end;
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let cursor_position = selection.head();
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if (start_row..end_row).contains(&cursor_position.row()) {
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let cursor_row_layout =
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&layout.line_layouts[(selection.end.row() - start_row) as usize];
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let x = cursor_row_layout.x_for_index(selection.end.column() as usize)
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&layout.line_layouts[(cursor_position.row() - start_row) as usize];
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let x = cursor_row_layout.x_for_index(cursor_position.column() as usize)
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- scroll_left;
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let y = selection.end.row() as f32 * layout.line_height - scroll_top;
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let y = cursor_position.row() as f32 * layout.line_height - scroll_top;
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cursors.push(Cursor {
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color: style.cursor,
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origin: content_origin + vec2f(x, y),
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@ -747,26 +748,16 @@ impl Element for EditorElement {
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self.update_view(cx.app, |view, cx| {
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highlighted_row = view.highlighted_row();
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for selection_set_id in view.active_selection_sets(cx).collect::<Vec<_>>() {
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let mut set = Vec::new();
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for selection in view.selections_in_range(
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let replica_selections = view.selections_in_range(
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selection_set_id,
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DisplayPoint::new(start_row, 0)..DisplayPoint::new(end_row, 0),
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cx,
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) {
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set.push(selection.clone());
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);
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for selection in &replica_selections {
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if selection_set_id == view.selection_set_id {
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let is_empty = selection.start == selection.end;
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let mut selection_start;
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let mut selection_end;
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if selection.start < selection.end {
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selection_start = selection.start;
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selection_end = selection.end;
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} else {
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selection_start = selection.end;
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selection_end = selection.start;
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};
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selection_start = snapshot.prev_row_boundary(selection_start).0;
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selection_end = snapshot.next_row_boundary(selection_end).0;
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let selection_start = snapshot.prev_row_boundary(selection.start).0;
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let selection_end = snapshot.next_row_boundary(selection.end).0;
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for row in cmp::max(selection_start.row(), start_row)
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..=cmp::min(selection_end.row(), end_row)
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{
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@ -777,7 +768,7 @@ impl Element for EditorElement {
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}
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}
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selections.insert(selection_set_id.replica_id, set);
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selections.insert(selection_set_id.replica_id, replica_selections);
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}
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});
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@ -939,7 +930,7 @@ pub struct LayoutState {
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line_height: f32,
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em_width: f32,
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em_advance: f32,
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selections: HashMap<ReplicaId, Vec<Range<DisplayPoint>>>,
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selections: HashMap<ReplicaId, Vec<buffer::Selection<DisplayPoint>>>,
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overscroll: Vector2F,
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text_offset: Vector2F,
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max_visible_line_width: f32,
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@ -3022,7 +3022,7 @@ impl Editor {
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set_id: SelectionSetId,
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range: Range<DisplayPoint>,
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cx: &'a mut MutableAppContext,
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) -> impl 'a + Iterator<Item = Range<DisplayPoint>> {
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) -> Vec<Selection<DisplayPoint>> {
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let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
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let buffer = self.buffer.read(cx);
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let selections = self
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@ -3036,13 +3036,16 @@ impl Editor {
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let start_index = self.selection_insertion_index(&selections, start);
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let pending_selection = if set_id == self.selection_set_id {
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self.pending_selection.as_ref().and_then(|pending| {
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let mut selection_start = pending.selection.start.to_display_point(&display_map);
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let mut selection_end = pending.selection.end.to_display_point(&display_map);
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if pending.selection.reversed {
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mem::swap(&mut selection_start, &mut selection_end);
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}
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let selection_start = pending.selection.start.to_display_point(&display_map);
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let selection_end = pending.selection.end.to_display_point(&display_map);
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if selection_start <= range.end || selection_end <= range.end {
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Some(selection_start..selection_end)
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Some(Selection {
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id: pending.selection.id,
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start: selection_start,
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end: selection_end,
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reversed: pending.selection.reversed,
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goal: pending.selection.goal,
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})
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} else {
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None
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}
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@ -3053,9 +3056,16 @@ impl Editor {
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selections
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.into_iter()
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.skip(start_index)
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.map(move |s| s.display_range(&display_map))
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.map(move |s| Selection {
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id: s.id,
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start: s.start.to_display_point(&display_map),
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end: s.end.to_display_point(&display_map),
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reversed: s.reversed,
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goal: s.goal,
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})
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.take_while(move |r| r.start <= range.end || r.end <= range.end)
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.chain(pending_selection)
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.collect()
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}
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fn selection_insertion_index(&self, selections: &[Selection<Point>], start: Point) -> usize {
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@ -5689,7 +5699,15 @@ mod tests {
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DisplayPoint::zero()..self.max_point(cx),
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cx,
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)
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.collect::<Vec<_>>()
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.into_iter()
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.map(|s| {
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if s.reversed {
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s.end..s.start
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} else {
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s.start..s.end
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}
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})
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.collect()
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}
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}
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