Only show reference cross in TextureProgressBar when the node is sele…

…cted

This reduces visual obstruction in the editor.

Additionally, the cross' width no longer scales with zoom, improving
visibility at high zoom levels.

scene/gui/texture_progress_bar.cpp

@@ -32,6 +32,10 @@
 
 #include "core/config/engine.h"
 
+#ifdef TOOLS_ENABLED
+#include "editor/editor_node.h"
+#endif
+
 void TextureProgressBar::set_under_texture(const Ref<Texture2D> &p_texture) {
 	_set_texture(&under, p_texture);
 }
@@ -535,8 +539,9 @@ void TextureProgressBar::_notification(int p_what) {
 								}
 							}
 
-							// Draw a reference cross.
-							if (Engine::get_singleton()->is_editor_hint()) {
+#ifdef TOOLS_ENABLED
+							// Draw a reference cross when the node is selected in the editor.
+							if (Engine::get_singleton()->is_editor_hint() && EditorNode::get_singleton()->get_editor_selection()->is_selected(this)) {
 								Point2 p;
 
 								if (nine_patch_stretch) {
@@ -548,9 +553,11 @@ void TextureProgressBar::_notification(int p_what) {
 								p *= get_relative_center();
 								p += progress_offset;
 								p = p.floor();
-								draw_line(p - Point2(8, 0), p + Point2(8, 0), Color(0.9, 0.5, 0.5), 2);
-								draw_line(p - Point2(0, 8), p + Point2(0, 8), Color(0.9, 0.5, 0.5), 2);
+								// Draw the cross with a shadow for each line, for better visibility on mixed backgrounds.
+								draw_line(p - Point2(8, 0), p + Point2(8, 0), Color(0.9, 0.5, 0.5));
+								draw_line(p - Point2(0, 8), p + Point2(0, 8), Color(0.9, 0.5, 0.5));
 							}
+#endif
 						} break;
 						case FILL_BILINEAR_LEFT_AND_RIGHT: {
 							Rect2 region = Rect2(progress_offset + Point2(s.x / 2 - s.x * get_as_ratio() / 2, 0), Size2(s.x * get_as_ratio(), s.y));
@@ -742,4 +749,8 @@ void TextureProgressBar::_bind_methods() {
 
 TextureProgressBar::TextureProgressBar() {
 	set_mouse_filter(MOUSE_FILTER_PASS);
+
+#ifdef TOOLS_ENABLED
+	EditorNode::get_singleton()->get_editor_selection()->connect(SNAME("selection_changed"), callable_mp((CanvasItem *)this, &CanvasItem::queue_redraw));
+#endif
 }