[nostalgia] Rename common package to geo

src/nostalgia/geo/bounds.cpp

@@ -0,0 +1,40 @@
+/*
+ * Copyright 2016 - 2022 Gary Talent (gary@drinkingtea.net). All rights reserved.
+ */
+
+#include "bounds.hpp"
+
+namespace nostalgia::geo {
+
+Bounds::Bounds(int x, int y, int w, int h) noexcept {
+	this->x = x;
+	this->y = y;
+	this->width = w;
+	this->height = h;
+}
+
+bool Bounds::intersects(const Bounds &o) const noexcept {
+	return o.x2() >= x && x2() >= o.x && o.y2() >= y && y2() >= o.y;
+}
+
+bool Bounds::contains(int x, int y) const noexcept {
+	return x >= this->x && y >= this->y && x <= x2() && y <= y2();
+}
+
+int Bounds::x2() const noexcept {
+	return x + width;
+}
+
+int Bounds::y2() const noexcept {
+	return y + height;
+}
+
+Point Bounds::pt1() const noexcept {
+	return {x, y};
+}
+
+Point Bounds::pt2() const noexcept {
+	return {x2(), y2()};
+}
+
+}