Draw and event position relative to parent (for pages)

src/gui/StaticPage.cpp

@@ -0,0 +1,33 @@
+#include "../../include/gui/StaticPage.hpp"
+
+namespace gsr {
+    bool StaticPage::on_event(mgl::Event &event, mgl::Window &window, mgl::vec2f offset) {
+        const mgl::vec2f draw_pos = position + offset;
+        offset = draw_pos;
+
+        // Process widgets by visibility (backwards)
+        for(auto it = widgets.rbegin(), end = widgets.rend(); it != end; ++it) {
+            if(!(*it)->on_event(event, window, offset))
+                return false;
+        }
+
+        return true;
+    }
+
+    void StaticPage::draw(mgl::Window &window, mgl::vec2f offset) {
+        const mgl::vec2f draw_pos = position + offset;
+        offset = draw_pos;
+
+        for(auto &widget : widgets) {
+            if(widget->move_to_top) {
+                widget->move_to_top = false;
+                std::swap(widget, widgets.back());
+            }
+            widget->draw(window, offset);
+        }
+
+        for(auto &widget : widgets) {
+            widget->draw(window, offset);
+        }
+    }
+}