diff options
| -rw-r--r-- | scene/gui/tree.cpp | 120 |
1 files changed, 67 insertions, 53 deletions
diff --git a/scene/gui/tree.cpp b/scene/gui/tree.cpp index 24cd485e1b..3c8ea4d6df 100644 --- a/scene/gui/tree.cpp +++ b/scene/gui/tree.cpp @@ -2089,7 +2089,6 @@ int Tree::draw_item(const Point2i &p_pos, const Point2 &p_draw_ofs, const Size2 } if (!p_item->collapsed) { /* if not collapsed, check the children */ - TreeItem *c = p_item->first_child; int base_ofs = children_pos.y - cache.offset.y + p_draw_ofs.y; @@ -2097,82 +2096,97 @@ int Tree::draw_item(const Point2i &p_pos, const Point2 &p_draw_ofs, const Size2 int prev_hl_ofs = base_ofs; while (c) { + int child_h = -1; if (htotal >= 0) { - int child_h = draw_item(children_pos, p_draw_ofs, p_draw_size, c); + child_h = draw_item(children_pos, p_draw_ofs, p_draw_size, c); + } - // Draw relationship lines. - 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 + cache.item_margin; - Point2i root_pos = Point2i(root_ofs, children_pos.y + label_h / 2) - cache.offset + p_draw_ofs; + // Draw relationship lines. + 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 + 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); - } + if (c->get_first_child() != nullptr) { + root_pos -= Point2i(cache.arrow->get_width(), 0); + } - float line_width = cache.relationship_line_width * Math::round(cache.base_scale); - float parent_line_width = cache.parent_hl_line_width * Math::round(cache.base_scale); - float children_line_width = cache.children_hl_line_width * Math::round(cache.base_scale); + float line_width = cache.relationship_line_width * Math::round(cache.base_scale); + float parent_line_width = cache.parent_hl_line_width * Math::round(cache.base_scale); + float children_line_width = cache.children_hl_line_width * Math::round(cache.base_scale); - 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; + 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; + 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; - } + 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; + } - // 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. + // 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. + if (htotal >= 0) { 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 their vertical line must appear as highlighted. + if (_is_sibling_branch_selected(c)) { + if (htotal >= 0) { + 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); + } 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 their vertical line must appear as highlighted. - 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); - 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); - - prev_hl_ofs = root_pos.y + Math::floor(parent_line_width / 2); - } else { + } else { + if (htotal >= 0) { 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 their vertical line must appear as highlighted. - if (_is_sibling_branch_selected(c)) { + 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 their vertical line must appear as highlighted. + if (_is_sibling_branch_selected(c)) { + if (htotal >= 0) { 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); - 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); + } + 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); - prev_hl_ofs = root_pos.y + Math::floor(parent_line_width / 2); - } else { + prev_hl_ofs = root_pos.y + Math::floor(parent_line_width / 2); + } else { + if (htotal >= 0) { 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); } + 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); } } - - prev_ofs = root_pos.y + more_prev_ofs; } - if (child_h < 0) { - if (cache.draw_relationship_lines == 0) { - return -1; // break, stop drawing, no need to anymore - } + prev_ofs = root_pos.y + more_prev_ofs; + } - htotal = -1; - children_pos.y = cache.offset.y + p_draw_size.height; - } else { - htotal += child_h; - children_pos.y += child_h; + if (child_h < 0) { + if (htotal == -1) { + break; // Last loop done, stop. } + + if (cache.draw_relationship_lines == 0) { + return -1; // No need to draw anymore, full stop. + } + + htotal = -1; + children_pos.y = cache.offset.y + p_draw_size.height; + } else { + htotal += child_h; + children_pos.y += child_h; } c = c->next; |