#include <GL/gl.h>
#include <GL/glu.h>

#include "Flip.h"

#define FLIP_TICKS 1000
#define STATIC_TICKS 200
#define SPAN_Y 5

Flip::Flip()
{
    m_state = WAITING;
    m_span_x = 6;
    m_span_y = 5;
}

bool Flip::expose (GnomeScreensaver & gs)
{
    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    glPushMatrix();

    glTranslatef(m_x, m_y, 0.0);
    m_logobox.draw();

    glPopMatrix();

    return true;
}

bool Flip::configure (GnomeScreensaver & gs)
{
    glViewport(0, 0, gs.getWidth(), gs.getHeight());

    glMatrixMode(GL_PROJECTION);
    glLoadIdentity();
    gluPerspective(60.0, gs.getAspectRatio(), 0.01, 1000.0);

    glMatrixMode(GL_MODELVIEW);
    glLoadIdentity();
    gluLookAt(0, 0, SPAN_Y * m_logobox.getDepth(), 0, 0, 0, 0, 1, 0);

    m_span_x = (int) (m_span_y * gs.getAspectRatio()
        / (m_logobox.getWidth() / m_logobox.getDepth()) + 0.5);
    m_y = 0.0f;
    m_x = -(1 - (m_span_x & 0x1)) * m_logobox.getWidth() / 2.0;
    m_last_ticks = gs.getTicks();

    return true;
}

bool Flip::update (GnomeScreensaver & gs)
{
    switch (m_state)
    {
        case WAITING:
            break;
        case FLIPPING:
            break;
    }
    return true;
}