LineWidth.h

/********************************************************************/
/* Copyright (c) 2015 DG Technologies Inc. and Yuzi Mizuno          */
/* All rights reserved.                                             */
/********************************************************************/

#ifndef _MGLineWidth_HH_
#define _MGLineWidth_HH_

#include "mgGL/GLAttrib.h"

class MGOfstream;
class MGIfstream;

//
//Define MGLineWidth Class.


class MG_DLL_DECLR MGLineWidth:public MGGLAttrib{

public:

enum MODE{
    UNDEFINED=MGGLAttrib::UNDEFINED,
    DISABLED=MGGLAttrib::DISABLED,
    ENABLED=1
};

MGLineWidth(MODE m=UNDEFINED):MGGLAttrib(static_cast<int>(m)){;};
MGLineWidth(float width):MGGLAttrib(ENABLED),m_line_width(width){;};

MGLineWidth& operator=(const MGGel& gel2);
MGLineWidth& operator=(const MGLineWidth& gel2);

bool operator<(const MGLineWidth& gel2)const;
bool operator<(const MGGel& gel2)const;


MGLineWidth* clone()const;

void exec()const;

void exec(mgVBO& vbo)const;

void set_width(float width);
float get_width()const{return m_line_width;};

void drawAttrib(
    mgVBO& vbo,
    bool no_color=false 
)const{exec(vbo);};

float get_maximum_width()const;

bool is_highlight_attrib()const{return true;};

void render(mgVBO& vbo)const{exec(vbo);};

void set_draw_attrib_mask(unsigned int& mask)const{set_Amask(mask,LINE_BIT);};

void reset_draw_attrib_mask(unsigned int& mask)const{reset_Amask(mask,LINE_BIT);};

void set_render_attrib_mask(unsigned int& mask)const{set_Amask(mask,LINE_BIT);};

void reset_render_attrib_mask(unsigned int& mask)const{reset_Amask(mask,LINE_BIT);};

long identify_type() const{return MGLINE_WIDTH_TID;};

std::string whoami()const{return "LineWidth";};

void ReadMembers(MGIfstream& buf);
void WriteMembers(MGOfstream& buf)const;

std::ostream& out(std::ostream&) const;

private:

    float m_line_width; 

};
 // end of GLAttrib group
#endif //#ifndef _MGLineWidth_HH_