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-rw-r--r--scene/gui/tree.cpp93
-rw-r--r--scene/gui/tree.h8
2 files changed, 91 insertions, 10 deletions
diff --git a/scene/gui/tree.cpp b/scene/gui/tree.cpp
index 927dce7988..e715b68e67 100644
--- a/scene/gui/tree.cpp
+++ b/scene/gui/tree.cpp
@@ -1184,15 +1184,23 @@ void Tree::update_cache() {
cache.font_color = get_theme_color("font_color");
cache.font_selected_color = get_theme_color("font_selected_color");
- cache.guide_color = get_theme_color("guide_color");
cache.drop_position_color = get_theme_color("drop_position_color");
cache.hseparation = get_theme_constant("hseparation");
cache.vseparation = get_theme_constant("vseparation");
cache.item_margin = get_theme_constant("item_margin");
cache.button_margin = get_theme_constant("button_margin");
+
cache.draw_guides = get_theme_constant("draw_guides");
+ cache.guide_color = get_theme_color("guide_color");
cache.draw_relationship_lines = get_theme_constant("draw_relationship_lines");
+ cache.relationship_line_width = get_theme_constant("relationship_line_width");
+ cache.parent_hl_line_width = get_theme_constant("parent_hl_line_width");
+ cache.children_hl_line_width = get_theme_constant("children_hl_line_width");
+ cache.parent_hl_line_margin = get_theme_constant("parent_hl_line_margin");
cache.relationship_line_color = get_theme_color("relationship_line_color");
+ cache.parent_hl_line_color = get_theme_color("parent_hl_line_color");
+ cache.children_hl_line_color = get_theme_color("children_hl_line_color");
+
cache.scroll_border = get_theme_constant("scroll_border");
cache.scroll_speed = get_theme_constant("scroll_speed");
@@ -1813,38 +1821,73 @@ int Tree::draw_item(const Point2i &p_pos, const Point2 &p_draw_ofs, const Size2
TreeItem *c = p_item->first_child;
- int prev_ofs = children_pos.y - cache.offset.y + p_draw_ofs.y;
+ int base_ofs = children_pos.y - cache.offset.y + p_draw_ofs.y;
+ int prev_ofs = base_ofs;
+ int prev_hl_ofs = base_ofs;
while (c) {
if (cache.draw_relationship_lines > 0 && (!hide_root || c->parent != root)) {
int root_ofs = children_pos.x + ((p_item->disable_folding || hide_folding) ? cache.hseparation : cache.item_margin);
- int parent_ofs = p_pos.x + ((p_item->disable_folding || hide_folding) ? cache.hseparation : cache.item_margin);
+ int parent_ofs = p_pos.x + cache.item_margin;
Point2i root_pos = Point2i(root_ofs, children_pos.y + label_h / 2) - cache.offset + p_draw_ofs;
if (c->get_first_child() != nullptr) {
root_pos -= Point2i(cache.arrow->get_width(), 0);
}
- float line_width = 1.0;
+ float line_width = cache.relationship_line_width;
+ float parent_line_width = cache.parent_hl_line_width;
+ float children_line_width = cache.children_hl_line_width;
+
#ifdef TOOLS_ENABLED
line_width *= Math::round(EDSCALE);
+ parent_line_width *= Math::round(EDSCALE);
+ children_line_width *= Math::round(EDSCALE);
#endif
Point2i parent_pos = Point2i(parent_ofs - cache.arrow->get_width() / 2, p_pos.y + label_h / 2 + cache.arrow->get_height() / 2) - cache.offset + p_draw_ofs;
+ int more_prev_ofs = 0;
+
if (root_pos.y + line_width >= 0) {
if (rtl) {
root_pos.x = get_size().width - root_pos.x;
parent_pos.x = get_size().width - parent_pos.x;
}
- RenderingServer::get_singleton()->canvas_item_add_line(ci, root_pos, Point2i(parent_pos.x - Math::floor(line_width / 2), root_pos.y), cache.relationship_line_color, line_width);
- RenderingServer::get_singleton()->canvas_item_add_line(ci, Point2i(parent_pos.x, root_pos.y), Point2i(parent_pos.x, prev_ofs), cache.relationship_line_color, line_width);
+
+ // Order of parts on this bend: the horizontal line first, then the vertical line.
+ if (_is_branch_selected(c)) {
+ // If this item or one of its children is selected, we draw the line using parent highlight style.
+ RenderingServer::get_singleton()->canvas_item_add_line(ci, root_pos, Point2i(parent_pos.x + Math::floor(parent_line_width / 2), root_pos.y), cache.parent_hl_line_color, parent_line_width);
+ RenderingServer::get_singleton()->canvas_item_add_line(ci, Point2i(parent_pos.x, root_pos.y + Math::floor(parent_line_width / 2)), Point2i(parent_pos.x, prev_hl_ofs), cache.parent_hl_line_color, parent_line_width);
+
+ more_prev_ofs = cache.parent_hl_line_margin;
+ prev_hl_ofs = root_pos.y + Math::floor(parent_line_width / 2);
+ } else if (p_item->is_selected(0)) {
+ // If parent item is selected (but this item is not), we draw the line using children highlight style.
+ // Siblings of the selected branch can be drawn with a slight offset (and also don't need a vertical line).
+ if (_is_sibling_branch_selected(c)) {
+ RenderingServer::get_singleton()->canvas_item_add_line(ci, root_pos, Point2i(parent_pos.x + Math::floor(parent_line_width / 2), root_pos.y), cache.children_hl_line_color, children_line_width);
+ } else {
+ RenderingServer::get_singleton()->canvas_item_add_line(ci, root_pos, Point2i(parent_pos.x + Math::floor(children_line_width / 2), root_pos.y), cache.children_hl_line_color, children_line_width);
+ RenderingServer::get_singleton()->canvas_item_add_line(ci, Point2i(parent_pos.x, root_pos.y + Math::floor(children_line_width / 2)), Point2i(parent_pos.x, prev_ofs + Math::floor(children_line_width / 2)), cache.children_hl_line_color, children_line_width);
+ }
+ } else {
+ // If nothing of the above is true, we draw the line using normal style.
+ // Siblings of the selected branch can be drawn with a slight offset (and also don't need a vertical line).
+ if (_is_sibling_branch_selected(c)) {
+ RenderingServer::get_singleton()->canvas_item_add_line(ci, root_pos, Point2i(parent_pos.x + cache.parent_hl_line_margin, root_pos.y), cache.relationship_line_color, line_width);
+ } else {
+ RenderingServer::get_singleton()->canvas_item_add_line(ci, root_pos, Point2i(parent_pos.x + Math::floor(line_width / 2), root_pos.y), cache.relationship_line_color, line_width);
+ RenderingServer::get_singleton()->canvas_item_add_line(ci, Point2i(parent_pos.x, root_pos.y + Math::floor(line_width / 2)), Point2i(parent_pos.x, prev_ofs + Math::floor(line_width / 2)), cache.relationship_line_color, line_width);
+ }
+ }
}
if (htotal < 0) {
return -1;
}
- prev_ofs = root_pos.y;
+ prev_ofs = root_pos.y + more_prev_ofs;
}
if (htotal >= 0) {
@@ -1853,10 +1896,10 @@ int Tree::draw_item(const Point2i &p_pos, const Point2 &p_draw_ofs, const Size2
if (child_h < 0) {
if (cache.draw_relationship_lines == 0) {
return -1; // break, stop drawing, no need to anymore
- } else {
- htotal = -1;
- children_pos.y = cache.offset.y + p_draw_size.height;
}
+
+ htotal = -1;
+ children_pos.y = cache.offset.y + p_draw_size.height;
} else {
htotal += child_h;
children_pos.y += child_h;
@@ -1889,6 +1932,36 @@ int Tree::_count_selected_items(TreeItem *p_from) const {
return count;
}
+bool Tree::_is_branch_selected(TreeItem *p_from) const {
+ for (int i = 0; i < columns.size(); i++) {
+ if (p_from->is_selected(i)) {
+ return true;
+ }
+ }
+
+ TreeItem *child_item = p_from->get_first_child();
+ while (child_item) {
+ if (_is_branch_selected(child_item)) {
+ return true;
+ }
+ child_item = child_item->get_next();
+ }
+
+ return false;
+}
+
+bool Tree::_is_sibling_branch_selected(TreeItem *p_from) const {
+ TreeItem *sibling_item = p_from->get_next();
+ while (sibling_item) {
+ if (_is_branch_selected(sibling_item)) {
+ return true;
+ }
+ sibling_item = sibling_item->get_next();
+ }
+
+ return false;
+}
+
void Tree::select_single_item(TreeItem *p_selected, TreeItem *p_current, int p_col, TreeItem *p_prev, bool *r_in_range, bool p_force_deselect) {
TreeItem::Cell &selected_cell = p_selected->cells.write[p_col];
diff --git a/scene/gui/tree.h b/scene/gui/tree.h
index 9dbfd93082..c0948f1b80 100644
--- a/scene/gui/tree.h
+++ b/scene/gui/tree.h
@@ -494,6 +494,8 @@ private:
Color guide_color;
Color drop_position_color;
Color relationship_line_color;
+ Color parent_hl_line_color;
+ Color children_hl_line_color;
Color custom_button_font_highlight;
int hseparation = 0;
@@ -502,6 +504,10 @@ private:
int button_margin = 0;
Point2 offset;
int draw_relationship_lines = 0;
+ int relationship_line_width = 0;
+ int parent_hl_line_width = 0;
+ int children_hl_line_width = 0;
+ int parent_hl_line_margin = 0;
int draw_guides = 0;
int scroll_border = 0;
int scroll_speed = 0;
@@ -574,6 +580,8 @@ private:
bool hide_folding = false;
int _count_selected_items(TreeItem *p_from) const;
+ bool _is_branch_selected(TreeItem *p_from) const;
+ bool _is_sibling_branch_selected(TreeItem *p_from) const;
void _go_left();
void _go_right();
void _go_down();
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-18 15:48:07 +0000