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

#include "Spin.h"

bool Spin::expose (GnomeScreensaver & gs)
{
    int n_monitors = gs.getNumMonitors();
    int width = gs.getWidth() / n_monitors;
    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    for (int i = 0; i < n_monitors; i++)
    {
        glViewport(width * i, 0, width, gs.getHeight());

        glPushMatrix();

        glRotatef(gs.getTicks() / 1000.0 * 360.0 / 4.0, 0, 1, 0);
        m_logobox.draw();

        glPopMatrix();
    }

    return true;
}

bool Spin::configure (GnomeScreensaver & gs)
{
    glMatrixMode(GL_PROJECTION);
    glLoadIdentity();
    gluPerspective(60.0, gs.getAspectRatio(), 0.01, 1000.0);

    glMatrixMode(GL_MODELVIEW);
    glLoadIdentity();
    gluLookAt(0, 0, 10, 0, 0, 0, 0, 1, 0);

    return true;
}

bool Spin::update (GnomeScreensaver & gs)
{
    return true;
}