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/****************************************************************************
* Copyright (C) 2009-2013 by Claas Anders "CaScAdE" Rathje *
* admiralcascade@gmail.com *
* Project-URL: http://www.mylifesucks.de/oss/c-osd/ *
* *
* This program 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. *
* *
* 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 General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
****************************************************************************/
#ifndef _OSD_HELPERS_H
#define _OSD_HELPERS_H
/* ##########################################################################
* compass stuff
* ##########################################################################*/
/**
* convert the <heading> gotton from NC into an index
*/
uint8_t heading_conv(uint16_t);
/**
* convert the <heading> gotton from NC into a more
* precise index
*/
uint8_t heading_fine_conv(uint16_t);
/**
* draw a compass rose at <x>/<y> for <heading>
*/
void draw_compass(uint8_t, uint8_t, uint16_t);
/* ##########################################################################
* battery index
* ##########################################################################*/
/**
* draw a battery symbol at <x>/<y> according to <voltage>
*/
void draw_battery(uint8_t, uint8_t, uint8_t, uint8_t, uint8_t);
/**
* draw the logo at <x>/<y>
*/
void draw_logo(uint8_t x, uint8_t y);
/* ##########################################################################
* variometer
* ##########################################################################*/
/**
* draw variometer arrows at <x>/<y> according to <variometer>
*/
void draw_variometer(uint8_t, uint8_t, int16_t);
/**
* draw a bigger vario with middle at <x>/<y> acording to <variometer>
*/
void draw_big_variometer(uint8_t, uint8_t, int16_t);
/* ##########################################################################
* artificial horizon
* ##########################################################################*/
/**
* draw roll und nick indicators (could be enhanced to full artificial horizon)
* from line <firstline> to <listlines> for given <nick> and <roll> values
*/
void draw_artificial_horizon(uint8_t, uint8_t, int16_t, int16_t);
void draw_agressiva_artificial_horizon(uint8_t, uint8_t, int16_t, int16_t);
/**
* draw scope of a second camera
*/
void draw_scope();
/**
* draw stats
*/
void draw_stats();
#endif