/elec/propeller-clock

/*

 * digital_clock.cc

 *

 * Copyright (C) 2011 Tim Marston <tim@ed.am> and Dan Marston.

 *

 * This file is part of propeller-clock (hereafter referred to as "this

 * program"). See http://ed.am/dev/software/arduino/propeller-clock for more

 * information.

 *

 * This program is free software: you can redistribute it and/or modify

 * it under the terms of the GNU Lesser General Public License as published

 * by the Free Software Foundation, either version 3 of the License, or

 * (at your option) any later version.

 *

 * This program 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 Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public License

 * along with this program.  If not, see <http://www.gnu.org/licenses/>.

 */

#include "digital_clock.h"

#include "common.h"

#include "text.h"

#include "text_renderer.h"

#include "time.h"

#include "Arduino.h"

// font flavour

static int _flavour = 0;

static void reset_messages()

{

	switch( _flavour )

	{

	case 0:

		Text::reset_message( 0, Text::MODE_TOP + Text::MODE_ALL );

		Text::reset_message( 1, Text::MODE_BOTTOM + Text::MODE_ONEQUARTER );

		break;

	case 1:

		Text::reset_message( 0, Text::MODE_HSCROLL | Text::MODE_TOP |

				Text::MODE_THREEQUARTERS );

		Text::reset_message( 1, Text::MODE_BOTTOM + Text::MODE_ONEQUARTER );

		break;

	}

}

void digital_clock_press()

{

	if( ++_flavour >= 2 )

		_flavour = 0;

	// reset messages

	reset_messages();

}

void digital_clock_draw( int segment )

{

	Text::draw( 0, segment );

	Text::draw( 1, segment );

}

void digital_clock_draw_reset()

{

	PString str0( Text::_messages[ 0 ], MESSAGE_LEN );

	PString str1( Text::_messages[ 1 ], MESSAGE_LEN );

	str0.begin();

	str1.begin();

	switch( _flavour )

	{

	case 0: {

			char colon = ::millis() % 1000 < 500? ':' : ' ';

			str0.format( "%d%c%02d %s", Time::get_hours() % 12,

					::millis() % 1000 < 500? ':' : '.',

					Time::get_minutes(),

					Time::get_hours() >= 12? "pm" : "am" );

		}

		str1.print( "- -" );

		break;

	case 1:

		str0.format( "%d%s %s, %d", Time::get_day(),

				Time::get_day_suffix(),

				Time::get_month_name(), Time::get_year() );

		Text::set_message( 1, str1 );

		break;

	}

	Text::set_message( 0, str0 );

	Text::set_message( 1, str1 );

}

void digital_clock_activate()

{

	_flavour = 0;

	// reset messages

	reset_messages();

}