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/****************************************************************************
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 *   Copyright (C) 2009-2010 by Claas Anders "CaScAdE" Rathje               *
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 *   admiralcascade@gmail.com                                               *
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 *   Project-URL: http://www.mylifesucks.de/oss/c-osd/                      *
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 *                                                                          *
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 *   This program is free software; you can redistribute it and/or modify   *
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 *   it under the terms of the GNU General Public License as published by   *
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 *   the Free Software Foundation; either version 2 of the License.         *
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 *                                                                          *
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 *   This program is distributed in the hope that it will be useful,        *
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 *   but WITHOUT ANY WARRANTY; without even the implied warranty of         *
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
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 *   GNU General Public License for more details.                           *
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 *                                                                          *
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 *   You should have received a copy of the GNU General Public License      *
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 *   along with this program; if not, write to the                          *
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 *   Free Software Foundation, Inc.,                                        *
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 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.              *
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 ****************************************************************************/
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#include <avr/pgmspace.h>
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#include "mk-data-structs.h"
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/* ##########################################################################
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 * Debugging and general purpose definitions
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 * ##########################################################################*/
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#ifndef BUILDDATE
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#define BUILDDATE "DEVEL-BUILD" // build date, this is testing...
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#endif
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#define ALLCHARSDEBUG 0         // set to 1 and flash firmware to see all chars
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#ifndef WRITECHARS              // if WRITECHARS not set via makefile
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#define WRITECHARS -1           // set to 1 and flash firmware to write all chars
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#endif
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#ifndef NTSC                    // if NTSC is not thet via makefile
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#define NTSC 0                  // set to 1 for NTSC mode + lifts the bottom line
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#endif
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#ifndef FCONLY
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#define FCONLY 0                // set to 1 if you do NOT have a NaviCtrl and the OSD is
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#endif                          // connected to the FC directly
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#define HUD 1               // set to 0 to disable HUD by default
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#define ARTHORIZON 0            // set to 1 to enable roll&nick artificial horizon by default
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#define BIGVARIO 0                      // set to 1 to enable the big vario bar on right side
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#define STATS 1                         // set to 1 to enable statistics during motor off by default
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#define WARNINGS 1                      // set to 1 to display battery+rc warning even if HUD is disabled
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//#define UBAT_WRN  94          // voltage for blinking warning, like FC settings (deprecated)
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//#define UBAT_MAX 114          // maximal battery voltage for battery-sign (deprecated)
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#define CELL_VOLT_MAX 37        // max voltage per battery cell (37 for LiPo)
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#define CELL_VOLT_MIN 32        // min voltage per battery cell (maybe 32 for LiPo?)
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#define CELL_NUM -1                     // -1 for auto, 3 for 3s1p and 4 for 4s1p
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#define RCLVL_WRN 100           // make the RC level blink if below this number
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// ### read datasheet before changing stuff below this line :)
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#define BLINK   0b01001111      // attribute byte for blinking characters
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#define INVERT  0b00101111      // attribute byte for inverted characters
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#define BLACKBG 0b10001111      // attribute byte for _black background_ on characters
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// ### constants
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#define MtoFT 32808399 // 3,2808399
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/* ##########################################################################
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 * FLAGS usable during runtime that get saved
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 * ##########################################################################*/
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#define COSD_FLAG_HUD                     1
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#define COSD_FLAG_ARTHORIZON      2
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#define COSD_FLAG_BIGVARIO                4
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#define COSD_FLAG_STATS                   8
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#define COSD_FLAG_WARNINGS               16
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#define COSD_FLAG_STROMVOLT              32
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#define COSD_FLAG_FCCURRENT              64
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#define COSD_FLAG_AGGRHORIZON   128
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#define COSD_FLAG_NTSC                    1
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#define COSD_FLAG_GPSHEIGHT               2
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#define COSD_FLAG_FCMODE                  4
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#define COSD_FLAG_FEET                    8
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/* ##########################################################################
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 * FLAGS only usable during runtime (not saved)
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 * ##########################################################################*/
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#define COSD_FLAG_STROMREC                1
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#define COSD_ICONS_WRITTEN                2
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#define COSD_WASFLYING                    4
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/* ##########################################################################
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 * LED controll
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 * ##########################################################################*/
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#define LED1_ON                 PORTC |=  (1 << PC0);
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#define LED1_OFF                PORTC &= ~(1 << PC0);
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#define LED2_ON                 PORTC |=  (1 << PC1);
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#define LED2_OFF                PORTC &= ~(1 << PC1);
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#define LED3_ON                 PORTC |=  (1 << PC2);
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#define LED3_OFF                PORTC &= ~(1 << PC2);
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#define LED4_ON                 PORTC |=  (1 << PC3);
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#define LED4_OFF                PORTC &= ~(1 << PC3);
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/* ##########################################################################
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 * switch controll
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 * ##########################################################################*/
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#define S1_PRESSED              !(PINC & (1<<PC5))
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#define S2_PRESSED              !(PINC & (1<<PC4))
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/* ##########################################################################
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 * extern spi controlled vars
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 * ##########################################################################*/
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extern volatile uint16_t icnt;
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extern volatile unsigned char * iptr;
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extern volatile uint8_t spi_cmd_buffer[];
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extern volatile uint8_t spi_ready;
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extern int16_t ampere, max_ampere, s_volt;
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extern int32_t ampere_wasted;
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/* ##########################################################################
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 * struct for displaymodes
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 * ##########################################################################*/
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typedef struct {
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   int (*dfun)(void);   // function pointer
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   char *desc;                  // description text
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} displaymode_t;
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const displaymode_t ncdisplaymodes[2];
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const displaymode_t fcdisplaymodes[2];
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int (*osd_ncmode)(void);
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int (*osd_fcmode)(void);
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/* ##########################################################################
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 * vars used by other parts as well
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 * ##########################################################################*/
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volatile uint16_t setsReceived;
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volatile NaviData_t naviData;
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volatile DebugOut_t debugData;
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// cache old vars for blinking attribute, checkup is faster than full
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// attribute write each time
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volatile uint8_t last_UBat;
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volatile uint8_t last_RC_Quality;
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// 16bit should be enough, normal LiPos don't last that long
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volatile uint16_t uptime;
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volatile uint16_t timer;
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volatile uint16_t flytime_fc;
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volatile uint16_t wasted_ampere_offset;
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// remember last time data was received
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volatile uint8_t seconds_since_last_data;
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// general PAL|NTSC distingiusch stuff
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uint8_t top_line;
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uint8_t bottom_line;
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// battery voltages
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uint8_t min_voltage;
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uint8_t max_voltage;
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// Flags
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uint8_t COSD_FLAGS_MODES, COSD_FLAGS_CONFIG, COSD_FLAGS_RUNTIME, COSD_DISPLAYMODE;
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// stats for after flight
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int16_t max_Altimeter, altimeter_offset;
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uint8_t min_UBat;
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uint16_t max_GroundSpeed;
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int16_t max_Distance;
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uint16_t max_FlyingTime;
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// flags from last round to check for changes
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uint8_t old_MKFlags;
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const char *directions[8];
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const char *stats_item_pointers[8];