//! \file piscreendrawer.h
//! \ingroup Console
//! \brief
//! \~english Drawer for PIScreen
//! \~russian Отрисовщик для PIScreen
//! \details
//! \~english Provides drawing primitives for console screen rendering.
//! \~russian Обеспечивает примитивы отрисовки для рендеринга консольного экрана.
/*
    PIP - Platform Independent Primitives
    Drawer for PIScreen
    Ivan Pelipenko peri4ko@yandex.ru

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program 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 Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef PISCREENDRAWER_H
#define PISCREENDRAWER_H

#include "pip_console_export.h"
#include "piscreentypes.h"
#include "pistring.h"

//! \brief Screen drawer for console rendering
//! \~english Console screen drawer for rendering graphics
//! \~russian Отрисовщик консольного экрана для рендеринга графики

//! \brief
//! \~english Console screen drawer for rendering graphics
//! \~russian Отрисовщик консольного экрана для рендеринга графики
class PIP_CONSOLE_EXPORT PIScreenDrawer {
	friend class PIScreen;
	PIScreenDrawer(PIVector<PIVector<PIScreenTypes::Cell>> & c);

public:
	//! \brief ASCII art characters
	enum ArtChar {
		LineVertical = 1,  //!< Vertical line / Вертикальная линия
		LineHorizontal,    //!< Horizontal line / Горизонтальная линия
		Cross,             //!< Cross / Крест
		CornerTopLeft,     //!< Top-left corner / Угол сверху-слева
		CornerTopRight,    //!< Top-right corner / Угол сверху-справа
		CornerBottomLeft,  //!< Bottom-left corner / Угол снизу-слева
		CornerBottomRight, //!< Bottom-right corner / Угол снизу-справа
		Unchecked,         //!< Unchecked box / Неотмеченная клетка
		Checked            //!< Checked box / Отмеченная клетка
	};

	//! \brief
	//! \~english Clears the screen
	//! \~russian Очищает экран
	void clear();

	//! \brief
	//! \~english Clears rectangle
	//! \~russian Очищает прямоугольник
	void clearRect(int x0, int y0, int x1, int y1) { fillRect(x0, y0, x1, y1, ' '); }

	//! \brief
	//! \~english Draws pixel
	//! \~russian Рисует пиксель
	void drawPixel(int x,
	               int y,
	               const PIChar & c,
	               PIScreenTypes::Color col_char       = PIScreenTypes::Default,
	               PIScreenTypes::Color col_back       = PIScreenTypes::Default,
	               PIScreenTypes::CharFlags flags_char = 0);

	//! \brief
	//! \~english Draws line
	//! \~russian Рисует линию
	void drawLine(int x0,
	              int y0,
	              int x1,
	              int y1,
	              const PIChar & c,
	              PIScreenTypes::Color col_char       = PIScreenTypes::Default,
	              PIScreenTypes::Color col_back       = PIScreenTypes::Default,
	              PIScreenTypes::CharFlags flags_char = 0);

	//! \brief
	//! \~english Draws rectangle
	//! \~russian Рисует прямоугольник
	void drawRect(int x0,
	              int y0,
	              int x1,
	              int y1,
	              const PIChar & c,
	              PIScreenTypes::Color col_char       = PIScreenTypes::Default,
	              PIScreenTypes::Color col_back       = PIScreenTypes::Default,
	              PIScreenTypes::CharFlags flags_char = 0);

	//! \brief
	//! \~english Draws frame
	//! \~russian Рисует рамку
	void drawFrame(int x0,
	               int y0,
	               int x1,
	               int y1,
	               PIScreenTypes::Color col_char       = PIScreenTypes::Default,
	               PIScreenTypes::Color col_back       = PIScreenTypes::Default,
	               PIScreenTypes::CharFlags flags_char = 0);

	//! \brief
	//! \~english Draws text
	//! \~russian Рисует текст
	void drawText(int x,
	              int y,
	              const PIString & s,
	              PIScreenTypes::Color col_char       = PIScreenTypes::Default,
	              PIScreenTypes::Color col_back       = PIScreenTypes::Transparent,
	              PIScreenTypes::CharFlags flags_char = 0);

	//! \brief
	//! \~english Fills rectangle
	//! \~russian Заполняет прямоугольник
	void fillRect(int x0,
	              int y0,
	              int x1,
	              int y1,
	              const PIChar & c,
	              PIScreenTypes::Color col_char       = PIScreenTypes::Default,
	              PIScreenTypes::Color col_back       = PIScreenTypes::Default,
	              PIScreenTypes::CharFlags flags_char = 0);

	//! \brief
	//! \~english Fills rectangle with content
	//! \~russian Заполняет прямоугольник содержимым
	void fillRect(int x0, int y0, int x1, int y1, PIVector<PIVector<PIScreenTypes::Cell>> & content);

	//! \brief
	//! \~english Returns art character by type
	//! \~russian Возвращает символ искусства по типу
	PIChar artChar(const ArtChar type) const { return arts_.value(type, PIChar(' ')); }

	//! \brief
	//! \~english Clears cell matrix
	//! \~russian Очищает матрицу ячеек
	static void clear(PIVector<PIVector<PIScreenTypes::Cell>> & cells);

private:
	PIVector<PIVector<PIScreenTypes::Cell>> & cells;
	int width, height;
	PIMap<ArtChar, PIChar> arts_;
};


#endif // PISCREENDRAWER_H