dark overlay is an ui element now

src/frontend/gui/GUI.cpp

@@ -135,6 +135,10 @@ bool GUI::isFocusCaught() const {
     return focus && focus->isfocuskeeper();
 }
 
+void GUI::addBack(std::shared_ptr<UINode> panel) {
+    container->addBack(panel);
+}
+
 void GUI::add(shared_ptr<UINode> panel) {
     container->add(panel);
 }

src/frontend/gui/GUI.h

@@ -71,6 +71,7 @@ namespace gui {
 
         void act(float delta);
         void draw(Batch2D* batch, Assets* assets);
+        void addBack(std::shared_ptr<UINode> panel);
         void add(std::shared_ptr<UINode> panel);
         void remove(std::shared_ptr<UINode> panel);
         void store(std::string name, std::shared_ptr<UINode> node);

src/frontend/gui/panels.cpp

@@ -22,7 +22,9 @@ shared_ptr<UINode> Container::getAt(vec2 pos, shared_ptr<UINode> self) {
         return nullptr;
     }
     if (!isInside(pos)) return nullptr;
-    for (auto node : nodes) {
+
+    for (int i = nodes.size()-1; i >= 0; i--) {
+        auto& node = nodes[i];
         if (!node->visible())
             continue;
         auto hover = node->getAt(pos, node);
@@ -91,6 +93,12 @@ void Container::draw(Batch2D* batch, Assets* assets) {
     Window::popScissor();
 }
 
+void Container::addBack(shared_ptr<UINode> node) {
+    nodes.insert(nodes.begin(), node);
+    node->setParent(this);
+    refresh();
+}
+
 void Container::add(shared_ptr<UINode> node) {
     nodes.push_back(node);
     node->setParent(this);

src/frontend/gui/panels.h

@@ -37,6 +37,7 @@ namespace gui {
         virtual void drawBackground(Batch2D* batch, Assets* assets) {};
         virtual void draw(Batch2D* batch, Assets* assets) override;
         virtual std::shared_ptr<UINode> getAt(glm::vec2 pos, std::shared_ptr<UINode> self) override;
+        virtual void addBack(std::shared_ptr<UINode> node);
         virtual void add(std::shared_ptr<UINode> node);
         virtual void add(UINode* node);
         virtual void add(std::shared_ptr<UINode> node, glm::vec2 coord);