Add more complete implementation for custom new/delete, add panic

src/nostalgia/world/world.hpp

@@ -10,13 +10,58 @@
 
 #include <ox/std/types.hpp>
 
+#include <nostalgia/common/common.hpp>
+#include <nostalgia/core/core.hpp>
+
 namespace nostalgia {
 namespace world {
 
+struct TileDef {
+	uint16_t bgTile;
+};
+
+template<typename T>
+ox::Error ioOp(T *io, TileDef *obj) {
+	ox::Error err = 0;
+	io->setFields(1);
+	err |= io->op("bgTile", &obj->bgTile);
+	return err;
+}
+
+
 struct ZoneDef {
-	int width = 0;
-	int height = 0;
-	uint16_t tileMap;
+	int32_t width = 0;
+	int32_t height = 0;
+};
+
+class Zone {
+
+	private:
+		common::Bounds m_bounds;
+
+	public:
+
+		Zone();
+
+		void draw(core::Context *ctx);
+
+		size_t size();
+
+		TileDef *tiles();
+
+		TileDef *tile(int row, int column);
+
+		void setTile(int row, int column, TileDef *td);
+
+};
+
+class Region {
+
+	private:
+		Zone *m_zones;
+
+	public:
+
 };
 
 }