From 6d9570c97584758e3cfcac6827d439b7fb844cf4 Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Sun, 20 Aug 2023 23:51:25 +0300
Subject: [PATCH] Make sure classes follow the rule of 0/3/5

---
 source/arrangement.h |  3 ++-
 source/partcache.cpp | 18 ++++++++++++++++++
 source/partcache.h   |  3 +++
 source/widget.h      |  6 ++----
 4 files changed, 25 insertions(+), 5 deletions(-)

diff --git a/source/arrangement.h b/source/arrangement.h
index 15fb47c..4a651ba 100644
--- a/source/arrangement.h
+++ b/source/arrangement.h
@@ -3,6 +3,7 @@
 
 #include <list>
 #include <stdexcept>
+#include <msp/core/noncopyable.h>
 #include "layout.h"
 #include "mspgltk_api.h"
 
@@ -17,7 +18,7 @@ public:
 	arrangement_error(const std::string &w): std::logic_error(w) { }
 };
 
-class MSPGLTK_API Arrangement
+class MSPGLTK_API Arrangement: public NonCopyable
 {
 protected:
 	enum Side
diff --git a/source/partcache.cpp b/source/partcache.cpp
index f4c085e..77b51d2 100644
--- a/source/partcache.cpp
+++ b/source/partcache.cpp
@@ -6,6 +6,24 @@ using namespace std;
 namespace Msp {
 namespace GLtk {
 
+CachedPart::CachedPart(CachedPart &&other):
+	part(other.part),
+	texture(other.texture),
+	mesh(other.mesh)
+{
+	other.mesh = nullptr;
+}
+
+CachedPart &CachedPart::operator=(CachedPart &&other)
+{
+	delete mesh;
+	part = other.part;
+	texture = other.texture;
+	mesh = other.mesh;
+	other.mesh = nullptr;
+	return *this;
+}
+
 CachedPart::~CachedPart()
 {
 	delete mesh;
diff --git a/source/partcache.h b/source/partcache.h
index 137bce4..8099676 100644
--- a/source/partcache.h
+++ b/source/partcache.h
@@ -16,6 +16,9 @@ struct CachedPart
 	const GL::Texture2D *texture = nullptr;
 	GL::Mesh *mesh = nullptr;
 
+	CachedPart() = default;
+	CachedPart(CachedPart &&);
+	CachedPart &operator=(CachedPart &&);
 	~CachedPart();
 };
 
diff --git a/source/widget.h b/source/widget.h
index 14d15fc..fc51798 100644
--- a/source/widget.h
+++ b/source/widget.h
@@ -2,6 +2,7 @@
 #define MSP_GLTK_WIDGET_H_
 
 #include <string>
+#include <msp/core/noncopyable.h>
 #include <msp/datafile/objectloader.h>
 #include <msp/gl/renderer.h>
 #include "geometry.h"
@@ -21,7 +22,7 @@ class Style;
 /**
 Base class for all widgets.
 */
-class MSPGLTK_API Widget
+class MSPGLTK_API Widget: public NonCopyable
 {
 	friend class Container;
 
@@ -58,9 +59,6 @@ protected:
 	Time::TimeDelta anim_interval;
 
 	Widget() = default;
-private:
-	Widget(const Widget &);
-	Widget &operator=(const Widget &);
 public:
 	virtual ~Widget();
 
-- 
2.43.0