/*  SimplePreview.h
 *
 *  Copyright (C) 2013-2016  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 SimplePreview_h
#define SimplePreview_h


#include "model/Template.h"

#include <QGraphicsView>
#include <QGraphicsScene>
#include <QList>


namespace glabels
{

	///
	/// Simple Preview Widget
	///
	class SimplePreview : public QGraphicsView
	{
		Q_OBJECT


		/////////////////////////////////
		// Life Cycle
		/////////////////////////////////
	public:
		SimplePreview( QWidget *parent = nullptr );


		/////////////////////////////////
		// Properties
		/////////////////////////////////
	public:
		void setTemplate( const model::Template *tmplate );
		void setShowArrow( bool showArrow );
		void setRotate( bool rotateFlag );


		/////////////////////////////////////
		// Event handlers
		/////////////////////////////////////
	protected:
		void resizeEvent( QResizeEvent* event ) override;

		
		/////////////////////////////////
		// Internal Methods
		/////////////////////////////////
	private:
		void update();
		void drawPaper();
		void drawLabels();
		void drawLabel( const model::Distance& x, const model::Distance& y, const QPainterPath& path );
		void drawArrow();


		/////////////////////////////////
		// Private Data
		/////////////////////////////////
	private:
		const model::Template* mTmplate    { nullptr };
		bool                   mShowArrow  { false };
		bool                   mRotateFlag { false };

		QGraphicsScene*        mScene { nullptr };

	};

}


#endif // SimplePreview_h