/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
 *            checkbox.cc
 *
 *  Sat Nov 26 15:07:44 CET 2011
 *  Copyright 2011 Bent Bisballe Nyeng
 *  deva@aasimon.org
 ****************************************************************************/

/*
 *  This file is part of DrumGizmo.
 *
 *  DrumGizmo is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  DrumGizmo 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with DrumGizmo; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */
#include "checkbox.h"

#include "painter.h"

#include <stdio.h>

GUI::CheckBox::CheckBox(Widget *parent)
  : GUI::Widget(parent),
    bg_on(":switch_back_on.png"), bg_off(":switch_back_off.png"),
    knob(":switch_front.png")
{
  middle = false;
  state = false;
  handler = NULL;
}

void GUI::CheckBox::buttonEvent(ButtonEvent *e)
{
  if(e->direction == -1 || e->doubleclick) {
    state = !state;
    middle = false;
    if(handler) handler(ptr);
  } else {
    middle = true;
  }

  repaintEvent(NULL);
}

void GUI::CheckBox::setText(std::string text)
{
  _text = text;
  repaintEvent(NULL);
}

void GUI::CheckBox::registerClickHandler(void (*handler)(void *), void *ptr)
{
  this->handler = handler;
  this->ptr = ptr;
}

void GUI::CheckBox::keyEvent(KeyEvent *e)
{
  if(e->keycode == GUI::KeyEvent::KEY_CHARACTER && e->text == " ") {
    if(e->direction == -1) {
      state = !state;
      middle = false;
    } else {
      middle = true;
    }

    repaintEvent(NULL);
  }
}

void GUI::CheckBox::repaintEvent(GUI::RepaintEvent *e)
{
  Painter p(this);

  p.clear();

  if(state) {
    p.drawImage(0, (knob.height() - bg_on.height()) / 2, &bg_on);
    if(middle) p.drawImage((bg_on.width() - knob.width()) / 2 + 1, 0, &knob);
    else p.drawImage(bg_on.width() - 40 + 2, 0, &knob);
  } else {
    p.drawImage(0, (knob.height() - bg_off.height()) / 2, &bg_off);
    if(middle) p.drawImage((bg_on.width() - knob.width()) / 2 + 1, 0, &knob);
    else p.drawImage(0, 0, &knob);
  }
  /*
  p.setColour(Colour(1));
  Font font;
  p.drawText(box + 8, height() / 2 + 5, font, _text);
  */
}

bool GUI::CheckBox::checked()
{
  return state;
}

void GUI::CheckBox::setChecked(bool c)
{
  state = c;
  repaintEvent(NULL);
}

#ifdef TEST_CHECKBOX
//Additional dependency files
//deps:
//Required cflags (autoconf vars may be used)
//cflags:
//Required link options (autoconf vars may be used)
//libs:
#include "test.h"

TEST_BEGIN;

// TODO: Put some testcode here (see test.h for usable macros).

TEST_END;

#endif/*TEST_CHECKBOX*/