Embed image data in glabels file.

glabels/DataCache.h

@@ -0,0 +1,51 @@
+/*  DataCache.h
+ *
+ *  Copyright (C) 2017  Jim 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 glabels_DataCache_h
+#define glabels_DataCache_h
+
+
+#include "LabelModel.h"
+
+
+namespace glabels
+{
+
+	class DataCache
+	{
+	public:
+		DataCache();
+		
+		DataCache( const LabelModel* model );
+
+		bool hasImage( const QString& name ) const;
+		QImage getImage( const QString& name ) const;
+		void addImage( const QString& name, const QImage& image );
+		QList<QString> imageNames() const;
+		
+	private:
+		QMap<QString,QImage> mImageMap;
+
+	};
+
+}
+
+
+#endif // glabels_DataCache_h