/*
 * Font.hh
 *
 *  Created on: 30 oct. 2013
 *      Author: CS
 */

#ifndef FONT_HH_
#define FONT_HH_

#include <string>
#include <vector>
#include <plplot/plstream.h>
#include <ostream>
#include <boost/algorithm/string/trim.hpp>

namespace plot {

typedef std::pair<double, double> CharSize;

class Font {
public:
	enum class Style {
		NORMAL, ITALIC, OBLIQUE
	};

	enum class Weight {
		NORMAL, BOLD
	};

	Font(const std::string& pname, int psize);

	Font(const Font& pfont);

	virtual ~Font();

	static const std::vector<std::string> sFamily;
	static const std::vector<std::string> sStyle;
	static const std::vector<std::string> sWeight;

	bool isSet(){
		return !_name.empty() && _size > 0;
	}

	static Style getStyleByStr(std::string style) {
		boost::trim(style);
		if (style.compare("italic") == 0) {
			return Style::ITALIC;
		}
		else if (style.compare("oblique") == 0) {
			return Style::OBLIQUE;
		}
		return Style::NORMAL;
	}

	static Weight getWeightByStr(std::string weight) {
		boost::trim(weight);
		if (weight.compare("bold") == 0) {
			return Weight::BOLD;
		}
		return Weight::NORMAL;
	}

	void setName (const std::string & name);
	void setSize (int size);
	void setStyle (Style style);
	void setWeight (Weight weight);

	std::string getName() const;
	int getSize() const;
	Style getStyle() const;
	Weight getWeight() const;

	void dump(std::ostream& out, std::string& prefix);

private:
	std::string _name;
	int _size;
	Style _style;
	Weight _weight;

};

inline std::ostream& operator <<(std::ostream& out,
	Font::Style const & style) {
	std::string strStyle;
	switch (style) {
	case Font::Style::ITALIC:
		strStyle = "italic";
		break;
	case Font::Style::OBLIQUE:
		strStyle = "oblique";
		break;
	case Font::Style::NORMAL:
	default:
		strStyle = "normal";
	}
	out << strStyle;
	return out;
}

inline std::ostream& operator <<(std::ostream& out,
	Font::Weight const & weight) {
	std::string strWeight;
	switch (weight) {
	case Font::Weight::BOLD:
		strWeight = "bold";
		break;
	case Font::Weight::NORMAL:
	default:
		strWeight = "normal";
	}
	out << strWeight;
	return out;
}

std::ostream& operator << (std::ostream& out, const Font& font);

} /* namespace plot */
#endif /* FONT_HH_ */