// Drawable initials -----------------------------------------------------------

#include "drawable_initials.h"
#include "utils.h"

#include <cmath>
#include <iostream>

using namespace std;

// Static class members --------------------------------------------------------

int Initials::DisplayListId = -1;

// Constructor -----------------------------------------------------------------

Initials::Initials(const double pX, const double pY, const double pZ)
    : Drawable(pX, pY, pZ)
{
    if (DisplayListId < 0) {
    	DisplayListId = glGenLists(1);
	glNewList(DisplayListId, GL_COMPILE); {
	    render();
	} glEndList();
    }
}

// Draw ------------------------------------------------------------------------

void 
Initials::draw()
{
    glPushMatrix();
    glColor3fv(color);
    glTranslatef(x, y, z);
    glCallList(DisplayListId);
    glPopMatrix();
}

// Render ----------------------------------------------------------------------

void
Initials::render()
{
    glPushMatrix();
    glScalef(5.0, 5.0, 5.0);

    // p
    glColor3f(1.0, 0.0, 0.0);
    glRectf(-6.0, 5.0, -5.0, -4.5);
    draw_circle(-3.5, 2.5, 2.5, 36);
    glColor3f(0.0, 0.0, 0.0);
    draw_circle(-3.5, 2.5, 1.5, 36);
    
    // j
    glColor3f(0.0, 1.0, 0.0);
    glRectf(-0.5, 5.0, 0.5, -2.5);
    draw_circle(0.0, 6.0, 0.5, 36);
    draw_semicircle(-2.0, -2.0, 2.5, 36, -1);
    glColor3f(0.0, 0.0, 0.0);
    draw_semicircle(-2.0, -2.0, 1.5, 36, -1);
    
    // b
    glColor3f(0.0, 0.0, 1.0);
    glRectf( 1.0, 9.5,  2.0, 0.0);
    draw_circle( 3.5, 2.5, 2.5, 36);
    glColor3f(0.0, 0.0, 0.0);
    draw_circle( 3.5, 2.5, 1.5, 36);
    
    glPopMatrix();
}

// vim: set sts=4 sw=4 ts=8 ft=cpp: --------------------------------------------