Pointer cleanup (#242)

- Made greater use of smart pointers, eliminating many instances of manual memory management - Do not use pointers at all for many non-polymorphic classes - Assorted other code cleanup
2025-10-31 16:11:28 -04:00
parent fd10d88be5
commit 8c8e447336
159 changed files with 3364 additions and 4045 deletions
@@ -0,0 +1,101 @@
+/*  Handles.h
+ *
+ *  Copyright (C) 2013  Jaye Evins <evins@snaught.com>
+ *
+ *  This file is part of gLabels-qt.
+ *
+ *  gLabels-qt is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  gLabels-qt is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with gLabels-qt.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef model_Handles_h
+#define model_Handles_h
+
+
+#include "Distance.h"
+
+#include <QPainter>
+#include <QPainterPath>
+
+
+namespace glabels
+{
+	namespace model
+	{
+
+		// Forward References
+		class ModelObject;
+
+
+		///
+		/// Handle Base Class
+		///
+		class Handle
+		{
+			////////////////////////////
+			// Location enumeration
+			////////////////////////////
+		public:
+			enum Location { NULL_HANDLE, NW, N, NE, E, SE, S, SW, W, P1, P2 };
+		
+		
+			////////////////////////////
+			// Lifecycle Methods
+			////////////////////////////
+		public:
+			Handle() = default;
+			Handle( ModelObject* owner, Location location );
+			~Handle() = default;
+
+		
+			////////////////////////////
+			// Attribute Methods
+			////////////////////////////
+			bool isNull() const;
+			ModelObject* owner() const;
+			Location location() const;
+		
+
+			////////////////////////////
+			// Drawing Methods
+			////////////////////////////
+		public:
+			void draw( QPainter* painter, double scale ) const;
+			QPainterPath path( double scale ) const;
+
+		private:
+			void drawAt( QPainter* painter,
+			             double    scale,
+			             Distance  x,
+			             Distance  y,
+			             QColor    color ) const;
+		
+			QPainterPath pathAt( double   scale,
+			                     Distance x,
+			                     Distance y ) const;
+
+
+			////////////////////////////
+			// Private Data
+			////////////////////////////
+		protected:
+			ModelObject* mOwner{ nullptr };
+			Location     mLocation{ NULL_HANDLE };
+
+		};
+
+	}
+}
+
+
+#endif // model_Handles_h